A suction connector and vacuum insulation panel vacuuming equipment

Abstract

The present invention relates to the technical field of vacuum equipment, specifically to a suction connector and vacuum insulation board vacuum equipment, including a connecting tube, a control component, a plurality of pulling components, a guide component, and a diversion component. The connecting tube is a prismatic structure, and a control groove is provided in the connecting tube. The device controls the activity change of a first piston through inflation of a tube joint and vacuum suction, so that when the diversion tube and the connecting tube are installed, a hook extends out of the diversion joint for convenient and quick connection, and then automatically pulls down and resets under the action of a first spring, so that the diversion tube is simply sealed and fixed. Similarly, when the connecting tube is in use, the first piston pulls the pulling rod under the action of negative pressure suction, so as to strengthen the connection strength between the diversion tube and the connecting tube and improve the sealing effect. In addition, a filter plate is provided in the suction groove to filter the sucked gas. The device is simple to operate, easy to use, and effectively improves the service life of the equipment.

Description

Technical Field

[0001] The invention relates to the technical field of vacuum pumping equipment, in particular to a suction connector and vacuum pumping equipment for a vacuum insulation panel. Background Art

[0002] Vacuum insulation board is a new type of thermal insulation material, which is a new type of thermal insulation material composed of a porous core material, a getter and a gas barrier film. During the processing of vacuum insulation board, vacuum equipment is needed to suck the air in the gas barrier film. In order to improve the suction efficiency, the vacuum equipment in the prior art will set a plurality of suction pipes to simultaneously suck different positions to achieve the purpose of improving the vacuum processing efficiency. However, when multiple suction pipes are set, the connection between multiple branch pipes and the main pipe is relatively unstable, which can easily cause leakage at multiple connections at the same time, thereby affecting the strength and efficiency of vacuuming. Summary of the invention

[0003] The object of the present invention is to provide a suction connector and a vacuum insulation panel vacuum pumping device to solve the problems raised in the above background technology.

[0004] To achieve the above object, the present invention provides the following technical solution: a suction connection, the suction connection comprising:

[0005] A connecting tube, wherein the connecting tube is a prismatic structure and a control groove is provided in the connecting tube;

[0006] A control assembly, the control assembly is horizontally plugged into one side of the control slot, and the control assembly includes a control rod and a piston rod;

[0007] A plurality of pulling assemblies, wherein the plurality of pulling assemblies are symmetrically arranged on one side of the control rod, and the pulling assemblies include an arm rod, a pulling rod and a hook;

[0008] A guide assembly, wherein the guide assembly is arranged on one side of the pulling rod, and the guide assembly comprises a guide seat and a guide groove;

[0009] The flow diversion component is connected with a plurality of hooks through a hanging component, and the flow diversion component includes a plurality of flow diversion pipes.

[0010] Preferably, two plug-in boards are vertically arranged on one side of the control slot through a plurality of supporting legs, and the control rod is respectively penetrated and plugged into the centers of the two plug-in boards on both sides.

[0011] Preferably, the control rod is a prismatic structure, a baffle is integrally provided at the center of the control rod, first springs are respectively sleeved on both sides of the control rod, and both sides of the two first springs are respectively in contact with one side of the baffle and one side of the plug-in board.

[0012] Preferably, a telescopic groove is provided on one side of the control rod, one side of the piston rod is inserted into the telescopic groove, a second spring is provided in the telescopic groove through an anti-slip block, a first piston is integrally provided on one side of the piston rod, a suction groove is provided on one side of the control groove that passes through one side of the connecting tube, and one side of the first piston is inserted into the suction groove.

[0013] Preferably, a tube joint is provided on one side of the connecting tube, and the tube joint is arranged through one side of the suction groove. A plurality of ventilation grooves are symmetrically provided on one side of the suction groove close to the first piston, and the length of the ventilation grooves is greater than the length of the first piston.

[0014] Preferably, the suction groove passes through one side of the connecting tube and is provided with a sealing block through a threaded connection. A filter plate is vertically provided in the center of one side of the sealing block through a central rod. The filter plate includes two porous plates and a filter net. The filter net is arranged between the two porous plates, and the filter plate is arranged between the ventilation groove and one side of the tube joint that passes through the suction groove.

[0015] Preferably, several of the guide grooves are symmetrically opened on one side of the control groove, a slider is provided on one side of the guide seat, and several sliders are respectively plugged into several guide grooves. A pulling rod is vertically arranged on one side of the guide seat, and a connecting tube is located on one side of several guide grooves and is provided with a shunt joint through it. A guide ring is provided on one side of the shunt joint in the connecting tube, and the upper end of the pulling rod is movably plugged into the guide ring, and the hook is movably plugged into the upper end of the pulling rod through the first pin shaft.

[0016] Preferably, the control rod and the guide seats are respectively provided with a first pin groove and a second pin groove, and both sides of the arm rods are arranged in the first pin groove and the second pin groove on one side through the second pin shaft truck plug-in.

[0017] Preferably, a second piston is provided on one side of the diverter pipe through a limiting plate, and a plurality of diverter joints are respectively inserted on one side of the second pistons of the plurality of diverter pipes, and the hanging assembly includes a hanging ring, a hanging groove is opened at the center of the lower end of the second piston, the hanging ring is arranged at the center of the hanging groove, the hook is inserted in the hanging groove and hooked to the hanging ring, and a sealing gasket is embedded between the diverter joint and the limiting plate.

[0018] A vacuum insulation panel vacuum pumping device comprises the above-mentioned suction connector.

[0019] Compared with the prior art, the present invention has the following beneficial effects:

[0020] The device controls the activity change of the first piston through inflation and vacuum suction of the tube joint, so that when the shunt tube and the connecting tube are installed, the hook extends out of the shunt joint to facilitate quick connection, and then automatically pulls down and resets under the action of the first spring to simply seal and fix the shunt tube. Similarly, when the connecting tube is in use, the first piston pulls the pulling rod under the action of negative pressure suction to strengthen the connection strength between the shunt tube and the connecting tube and improve the sealing effect. In addition, a filter plate is arranged in the suction groove to filter the sucked gas. The operation is simple, the use is convenient, and the service life of the equipment is effectively improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the structure of the present invention;

[0022] Figure 2 This is a schematic diagram of the connecting tube structure of the present invention;

[0023] Figure 3 This is a schematic diagram of the control rod connection structure of the present invention;

[0024] Figure 4 This is a schematic diagram of the installation structure of the pull rod of the present invention;

[0025] Figure 5 For the present invention Figure 1 Schematic diagram of part A;

[0026] Figure 6 For the present invention Figure 1 Schematic diagram of part B;

[0027] Figure 7 For the present invention Figure 1 Schematic diagram of the C site.

[0028] In the figure: connecting cylinder 1, control groove 2, control rod 3, piston rod 4, arm 5, pulling rod 6, hook 7, guide seat 8, guide groove 9, shunt pipe 10, plug-in plate 11, baffle 12, first spring 13, telescopic groove 14, second spring 15, first piston 16, suction groove 17, cylinder joint 18, ventilation groove 19, blocking block 20, filter disc 21, shunt joint 22, second piston 23, hanging ring 24, sealing gasket 25. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0030] See also Figure 1-7 The present invention provides a suction connection piece: the suction connection piece comprises:

[0031] The connecting tube 1 is a prismatic structure, and a control slot is provided in the connecting tube 1. Two plug-in boards 11 are vertically provided on one side of the control slot 2 through a plurality of supporting legs, and the two sides of the control rod 3 are respectively penetrated and plugged into the center of the two plug-in boards 11;

[0032] A control assembly, which is horizontally plugged into one side of the control groove 2, and includes a control rod 3 and a piston rod 4. The control rod 3 is a prismatic structure, a baffle 12 is integrally provided at the center of the control rod 3, first springs 13 are sleeved on both sides of the control rod 3, and the two first springs 13 are respectively in contact with one side of the baffle 12 and one side of the plug-in plate 11, a telescopic groove 14 is provided on one side of the control rod 3, one side of the piston rod 4 is inserted into the telescopic groove 14, a second spring 15 is sleeved in the piston rod 4 inserted into the telescopic groove 14 through an anti-slip block, a first piston 16 is integrally provided on one side of the piston rod 4, a suction groove 17 is provided on one side of the control groove 2 through the connecting tube 1, and one side of the first piston 16 is inserted into the suction groove 17;

[0033] A plurality of pulling components, which are symmetrically arranged on one side of the control rod 3, and the pulling components include an arm rod 5, a pulling rod 6 and a hook 7. A tube joint 18 is provided on one side of the connecting tube 1, and the tube joint 18 is arranged through one side of the suction groove 17. A plurality of ventilation grooves 19 are symmetrically provided on one side of the suction groove 17 close to the first piston 16, and the length of the ventilation groove 19 is greater than the length of the first piston 16. A blocking block 20 is provided in one side of the suction groove 17 through threaded insertion, and a filter disc 21 is vertically provided at the center of one side of the blocking block 20 through a center rod. The filter disc 21 includes two porous discs and a filter screen, and the filter screen is arranged between the two porous discs, and the filter disc 21 is arranged between the ventilation groove 19 and the side of the tube joint 18 that passes through the suction groove 17;

[0034] A guide assembly is arranged on one side of the pulling rod 6, and the guide assembly includes a guide seat 8 and a guide groove 9. Several guide grooves 9 are symmetrically opened on one side of the control groove 2. Slide blocks are arranged on one side of the guide seat 8, and several slide blocks are respectively inserted into several guide grooves 9. The pulling rod 6 is vertically arranged on one side of the guide seat 8. A connecting tube 1 is provided with a shunt joint 22 on one side of the several guide grooves 9. A guide ring is arranged on one side of the shunt joint 22 in the connecting tube 1. The upper end of the pulling rod 6 is movably inserted into the guide ring, and the hook 7 is movably inserted into the upper end of the pulling rod 6 through the first pin shaft. The first pin shaft groove and the second pin shaft groove are respectively opened on one side of the control rod 3 and one side of the several guide seats 8. Both sides of several arm rods 5 are arranged in the first pin shaft groove and the second pin shaft groove on one side through the second pin shaft truck plug;

[0035] The shunt assembly is connected to a plurality of hooks 7 through a hanging assembly, and the shunt assembly includes a plurality of shunt tubes 10, a second piston 23 is provided on one side of the shunt tube 10 through a limiting disk, and a plurality of shunt joints 22 are respectively inserted on one side of the second pistons 23 of the plurality of shunt tubes 10, the hanging assembly includes a hanging ring 24, a hanging groove is provided at the center of the lower end of the second piston 23, the hanging ring 24 is arranged at the center of the hanging groove, the hook 7 is inserted in the hanging groove and hooked to the hanging ring 24, and a sealing gasket 25 is embedded between the shunt joint 22 and the limiting disk.

[0036] A vacuum insulation panel vacuum pumping device comprises the above-mentioned suction connector.

[0037] Working principle: When the shunt pipe 10 needs to be installed or removed, the cylinder joint 18 is inflated to push the first piston 16, thereby driving the control rod 3 to rise through the arm 5 to the plurality of pulling rods 6, and the operation is stable under the sliding action of the slider of the guide seat 8, and then the hook 7 is leaked out to hook the hook ring 24 set on the shunt pipe 10 for quick connection. The hook 7 is a hook with a self-locking function, and then the inflation is stopped to maintain. Under the action of the first spring 13, the control rod 3 is in the initial position, and the pulling rod 6 also drives the shunt pipe 10 It is connected to the diverter joint 22. At the same time, when inflating, the incoming gas performs reverse blowing to clean the filter disc 21 to avoid the mesh being blocked too quickly. When normal vacuum suction is performed, the negative pressure state drives the first piston 16 to squeeze the second spring 15, and pulls the pulling rod 6 down to a certain extent, thereby strengthening the sealing tightness between the limit plate and the second piston 23 and the diverter joint 22. The first piston 16 moves to the position of the ventilation groove 19, opens the through holes of the suction groove 17 and the control groove 2, and performs normal vacuum operation.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A suction connection, characterized in that: The suction connection comprises: A connecting tube (1), wherein the connecting tube (1) is a prism structure, and a control groove (2) is provided in the connecting tube (1); A control component, the control component is horizontally plugged into one side of the control groove (2), and the control component comprises a control rod (3) and a piston rod (4); A plurality of pulling assemblies, wherein the plurality of pulling assemblies are symmetrically arranged on one side of the control rod (3), and the pulling assemblies include an arm rod (5), a pulling rod (6) and a hook (7); A guide assembly, the guide assembly being arranged on one side of the pulling rod (6), and comprising a guide seat (8) and a guide groove (9); A flow diversion assembly, the flow diversion assembly being connected to a plurality of hooks (7) via a hanging assembly, and the flow diversion assembly comprising a plurality of flow diversion pipes (10); Two plug-in boards (11) are vertically arranged on one side of the control slot (2) through a plurality of supporting legs, and the two sides of the control rod (3) are respectively penetrated and plugged into the center of the two plug-in boards (11); The control rod (3) is a prism structure, a baffle (12) is integrally provided at the center of the control rod (3), first springs (13) are sleeved on both sides of the control rod (3), and two sides of the two first springs (13) are in contact with one side of the baffle (12) and one side of the plug board (11) respectively; A telescopic groove (14) is provided on one side of the control rod (3), one side of the piston rod (4) is inserted into the telescopic groove (14), a second spring (15) is sleeved in the piston rod (4) inserted into the telescopic groove (14) through an anti-slip block, a first piston (16) is integrally provided on one side of the piston rod (4), a suction groove (17) is provided on one side of the control groove (2) penetrating through the connecting tube (1), and one side of the first piston (16) is inserted into the suction groove (17); A tube joint (18) is provided on one side of the connecting tube (1), and the tube joint (18) is arranged through one side of the suction groove (17). A plurality of ventilation grooves (19) are symmetrically provided on one side of the suction groove (17) close to the first piston (16), and the length of the ventilation grooves (19) is greater than the length of the first piston (16); The suction groove (17) passes through one side of the connecting tube (1) and is provided with a blocking block (20) through threaded insertion. A filter disc (21) is vertically provided at the center of one side of the blocking block (20) through a center rod. The filter disc (21) comprises two porous discs and a filter screen. The filter screen is arranged between the two porous discs. The filter disc (21) is arranged between the ventilation groove (19) and the side of the tube joint (18) passing through the suction groove (17). A plurality of guide grooves (9) are symmetrically arranged on one side of the control groove (2); a slider is provided on one side of the guide seat (8); the sliders are respectively inserted into the plurality of guide grooves (9); a pull rod (6) is vertically arranged on one side of the guide seat (8); a connecting tube (1) is provided with a shunt joint (22) on one side of the plurality of guide grooves (9); a guide ring is provided on one side of the shunt joint (22) in the connecting tube (1); the upper end of the pull rod (6) is movably inserted into the guide ring, and the hook (7) is movably inserted into the upper end of the pull rod (6) through a first pin shaft; A first pin shaft groove and a second pin shaft groove are respectively formed on one side of the control rod (3) and one side of the plurality of guide seats (8), and both sides of the plurality of arm rods (5) are inserted into the first pin shaft groove and the second pin shaft groove through the second pin shaft; A second piston (23) is provided on one side of the shunt pipe (10) through a limit plate, and a plurality of shunt joints (22) are respectively inserted on one side of the second pistons (23) of the plurality of shunt pipes (10). The hanging assembly comprises a hanging ring (24), a hanging groove is provided at the center of the lower end of the second piston (23), the hanging ring (24) is arranged at the center of the hanging groove, the hook (7) is inserted into the hanging groove and hooked to the hanging ring (24), and a sealing gasket (25) is embedded between the shunt joint (22) and the limit plate.

2. A vacuum insulation panel vacuum pumping device, characterized in that: The vacuum insulation panel evacuation device has the suction connection piece according to claim 1.

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