Rotary plastic bottle blowing machine

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Patent Name Rotary Plastic Bottle Blowing Machine Gas Transmission Water Concentrator Mandrel Patent Applicant Hou Longhua Principal Applicant Address 061001 Inventor Hou Longhua of the Zhaozhuang North Team, Chentun Township, Gansu District, Ganzhou City, Hebei Province; Patent No. 200420030000.8 Date of Application 2004.10.24 Approval Date Approval Notice No. 2736153 Date of Publication Approval 2005.10.26 Specification CD No. D0543 Main Category No. B29C49/58 Class No. B29C49/58; B29C49/42 Subsidiary Original Application No. The utility model provides a gas-conveying water-concentrating mandrel of a rotary plastic bottle blowing machine, aiming at providing a new structure of a combined gas and water conveying mechanism with novel structure and convenient use. The utility model adopts a sleeve-type main shaft with an inner sleeve connecting gas pipe and an outer ring sleeve cavity as a conveying water sleeve. The bottom end of the main shaft is equipped with a gas pipe joint mouth, and a seal apron is respectively arranged on the bottom of the main shaft and the top shaft body. And bearings, and in the bottom of the main shaft is equipped with a water inlet unit, the spring seat and the spring are arranged on the shaft body at the top of the main shaft, the spring top is connected with the water sealing mat, and the water sealing mat is matched with the water separation cap fitted on the top of the main shaft. The water-distribution cap is attached with the outlet pipe joint, and also has a gas-transmitting outer jacket in the outer body of the main shaft. The bottom and top tight-fitting sleeves of the outer jacket are connected with the sealing rubber ring and bearings on the main shaft and are connected with the water-dividing cap. The cavity is in communication with the tracheal air vent on the main shaft, and the outer wall of the outer body is formed with an outlet fitting. Sovereignty item 1. A gas-conveying water conjoined mandrel of a rotary plastic bottle blowing machine, which includes a main shaft, a bearing, and a sealant ring of the blowing machine, characterized in that the main shaft is a sleeved gas transmission core pipe ( 13) The outer tube body of the inner trachea is the sleeve type main shaft (6) of the water transfer sleeve, and the bottom end sealing portion of the main shaft (6) is equipped with a pipe fitting mouth (11) connecting the inner sleeve gas transmission core tube (13). , And on the bottom of the main shaft (6) and the top shaft body are respectively connected with the sealing rubber ring (7), the bearing (8), the sealing rubber ring (14), and the bearing (15). The main shaft (6) is mounted on the bottom shaft body. Inlet manifold (9), water connection (9), upper connection (12), water connection (9) connected by lock nut (10) to main shaft (6), main shaft (6) inner sleeve The top of the gas transmission core pipe (13) is connected to the outlet hole of the gas distributor of the upper shaft body of the main shaft (6) by an elbow, and a spring seat (5) and a spring are attached to the upper top shaft body of the main shaft (6). (4) Connect the water seal pad (3) at the top of the spring (4), connect the water cap (1) at the top of the main shaft (6), and install the inner hole of the water cap (1) to the main shaft (6) The water seal mat (3) is sealed and connected, and 3 to 6 water tap holes are uniformly arranged on the peripheral wall of the water separation cap (1). The outlet pipe joint (2) is also provided with a gas transmission jacket (16) on the outside of the main shaft (6) coaxially with the main shaft. The bottom of the jacket (16) is tightly fitted to the shaft of the shaft at the bottom of the main shaft. (7) and the bearing (8), the top tight fitting sleeve of the outer sleeve (16) is connected with the sealing rubber ring (14) and the bearing (15) attached to the top shaft body of the main shaft, and the external thread and the water separation cap (1) The internal thread of the bottom mouth is cooperatively connected, and the inner cavity of the jacket (16) communicates with the air outlet hole of the inner core air pipe (13) on the main shaft, and an outlet pipe fitting is formed on the peripheral wall of the sleeve body of the jacket (16).

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