High-sealing inflation valve for air conditioner performance test
Technical Field
The utility model relates to an air conditioner inflation valve equipment technical field, in particular to high sealed inflation valve is used in test of air conditioner performance.
Background
The air conditioner needs to test the sealing performance of the refrigerating pipeline in the manufacturing process. After the split air conditioner internal unit is tested, the end head of the air duct is provided with the inflation valve, so that the sealing state of the air duct is kept before use. Before installation, the air is directly inflated through the inflation valve, and the sealing performance of the refrigerant during inflation is guaranteed.
The installation between current air duct end and the inflation valve is all through threaded connection, and the screw thread department rusts easily and leaks, and sealing performance is not good, and on the other hand current inflation valve and air conditioner are when placing outdoors, and the air inlet of inflation valve falls into some dust and foreign matter easily, and when next time aerifing, inside dust and foreign matter can get into the air conditioner, seriously influences the life of air conditioner. Therefore, it is necessary to provide a high-sealing inflation valve for testing air conditioner performance to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high sealed inflation valve is used in test of air conditioner performance to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a high-sealing inflation valve for testing the performance of an air conditioner comprises a shell, wherein the lower end of the shell is provided with a mounting groove, an air guide pipe end is movably inserted in an inner cavity of the mounting groove, the inner cavity of the mounting groove is matched with the air guide pipe end, the upper ends of two side surfaces of the air guide pipe end are fixedly connected with sliding blocks, the inner walls of two sides of the mounting groove are vertically provided with first sliding grooves matched with the sliding blocks, the upper end of the inner wall of one side of each first sliding groove is provided with a second sliding groove matched with the sliding block, one side of the inner wall of the lower end of each second sliding groove is provided with a positioning groove matched with the sliding block, the sliding blocks are positioned in the inner cavities of the positioning grooves, the inner wall of the upper end of the mounting groove is bonded with an annular rubber gasket, the upper end of the shell is provided with an air inlet groove, an annular push plate matched with the inner cavity of the air inlet groove is arranged in the inner cavity of the air inlet groove, and the inner walls of two sides of the annular push plate are fixedly connected with connecting rods, and a moving rod is arranged between the two connecting rods, and one end of each connecting rod is fixedly connected with the moving rod.
Preferably, a fixing plate matched with the inner cavity of the air inlet groove is arranged in the inner cavity of the air inlet groove, the outer side wall of the fixing plate is fixedly connected with the inner side wall of the air inlet groove, and a through hole is formed in the middle of the upper surface of the fixing plate.
Preferably, the lower end of the moving rod is fixedly connected with a stop block, and the stop block is positioned in a through hole formed in the middle of the fixing plate and is matched with the through hole.
Preferably, the bottom of the air inlet groove is provided with a sliding groove, and the sliding groove is communicated with the mounting groove.
Preferably, the lower end of the stop block is fixedly connected with a flow guide frame, and the lower end of the flow guide frame is positioned in the inner cavity of the sliding groove and is matched with the sliding groove.
Preferably, a plurality of air guide holes distributed in an annular array are formed in the upper end of the outer side wall of the flow guide frame, a reset spring is fixedly connected to the inner wall of the upper end of the flow guide frame, and the lower end of the reset spring is fixedly connected with the inner wall of the lower end of the sliding groove.
Preferably, a fixing rod is arranged on one side of the opening at the upper end of the shell, and the lower end of the fixing rod is inserted into the upper end of the shell and is fixedly connected with the shell.
Preferably, the upper end of the shell is connected with a circular cover in a fitting manner, and one end of the circular cover is movably sleeved on the outer side of the fixing rod.
The utility model discloses a technological effect and advantage:
1. the utility model discloses a both sides face upper end at the air duct end all is provided with the slider, and the both sides inner wall of mounting groove has all seted up first spout, and the second spout has been seted up to one side inner wall upper end of first spout, and the constant head tank has been seted up to lower extreme inner wall one side of second spout, and the upper end inner wall of mounting groove bonds has annular rubber packing ring, makes the connection between this device air duct end and the inflation valve more convenient, has also improved the leakproofness between air duct end and the inflation valve simultaneously;
2. the utility model discloses a be provided with the dead lever in air inlet duct opening part one side, the one end activity of circular lid is cup jointed in the outside of dead lever, through rotating circular lid, can realize air inlet duct and external intercommunication and closed, has played dustproof guard's effect effectively.
Drawings
Fig. 1 is a schematic view of the overall structure section of the present invention.
Fig. 2 is the side-cut schematic view of the mounting groove structure of the present invention.
Fig. 3 is the utility model discloses the connecting rod structure is cut open schematic diagram downwards.
In the figure: 1. a housing; 2. mounting grooves; 3. the end of the air duct; 4. a slider; 5. a first chute; 6. a second chute; 7. positioning a groove; 8. an annular rubber gasket; 9. an air inlet groove; 10. a ring-shaped push plate; 11. a connecting rod; 12. a travel bar; 13. a fixing plate; 14. a stopper; 15. a chute; 16. a flow guide frame; 17. an air vent; 18. a return spring; 19. fixing the rod; 20. and (4) a circular cover.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a high sealed inflation valve for air conditioner performance test as shown in fig. 1-3, including shell 1, air inlet duct 9 has been seted up to shell 1's upper end, is provided with the annular push pedal 10 with air inlet duct 9 inner chamber looks adaptation in the inner chamber of air inlet duct 9, annular push pedal 10 can carry out vertical slip in air inlet duct 9's inner chamber, and the equal fixedly connected with connecting rod 11 of both sides inner wall of annular push pedal 10, the vertical removal of annular push pedal 10 can drive connecting rod 11 and carry out vertical movement in step, is provided with carriage release lever 12 between two connecting rods 11, the one end and the carriage release lever 12 fixed connection of connecting rod 11, and the vertical braking of connecting rod 11 can drive carriage release lever 12 and carry out vertical movement in step.
Be provided with in the inner chamber of air inlet duct 9 with fixed plate 13 of air inlet duct 9 inner chamber looks adaptation, the lateral wall of fixed plate 13 and the inside wall fixed connection of air inlet duct 9, the through-hole has been seted up at the upper surface middle part of fixed plate 13, the lower extreme fixedly connected with dog 14 of carriage release lever 12, the vertical removal of carriage release lever 12 can drive dog 14 and remove in step, dog 14 be located the through-hole that fixed plate 13 middle part was seted up and with through-hole looks adaptation, dog 14 can remove in the through-hole that fixed plate 13 middle part was seted up, spout 15 has been seted up to the tank bottom of air inlet duct 9.
The lower extreme fixedly connected with water conservancy diversion frame 16 of dog 14, the vertical removal of dog 14 can drive water conservancy diversion frame 16 and carry out vertical movement in step, the lower extreme of water conservancy diversion frame 16 is arranged in the inner chamber of spout 15 and with spout 15 looks adaptation, the lower extreme of water conservancy diversion frame 16 can carry out vertical movement in the inner chamber of spout 15, a plurality of air guide holes 17 that are the annular array and distribute are seted up to the lateral wall upper end of water conservancy diversion frame 16, the upper end inner wall fixedly connected with reset spring 18 of water conservancy diversion frame 16, reset spring 18 can take place elastic deformation, the lower extreme of reset spring 18 and the lower extreme inner wall fixed connection of spout 15, shell 1 upper end opening part one side is provided with dead lever 19, the lower extreme of dead lever 19 inserts the inside of shell 1 upper end and with shell 1 fixed connection, the laminating of shell 1 is connected with circular lid 20, the one end activity of circular lid 20 cup joints in the outside of dead lever 19, the other end of circular lid 20 can rotate through dead lever 19.
The lower end of the shell 1 is provided with a mounting groove 2, a chute 15 is communicated with the mounting groove 2, an air duct end 3 is movably inserted in an inner cavity of the mounting groove 2, the inner cavity of the mounting groove 2 is matched with the air duct end 3, the air duct end 3 can vertically move in the inner cavity of the mounting groove 2, the upper ends of two side surfaces of the air duct end 3 are fixedly connected with sliders 4, the movement of the air duct end 3 can drive the sliders 4 to synchronously move, the inner walls of two sides of the mounting groove 2 are vertically provided with first chutes 5 matched with the sliders 4, the sliders 4 can vertically move in the inner cavity of the first chutes 5, the upper end of the inner wall of one side of the first chute 5 is provided with a second chute 6 matched with the sliders 4, the sliders 4 can horizontally move in the inner cavity of the second chute 6, one side of the inner wall of the lower end of the second chute 6 is provided with a positioning groove 7 matched with the sliders 4, the slider 4 is arranged in the inner cavity of the positioning groove 7, the inner wall of the upper end of the mounting groove 2 is bonded with an annular rubber gasket 8, and the annular rubber gasket 8 can elastically deform.
The utility model discloses the theory of operation:
when the device is used, firstly, two first chutes 5 are respectively aligned to the sliding blocks 4 connected with two sides of the end head 3 of the air guide tube, then the shell 1 is vertically moved downwards, the movement of the shell 1 drives the sliding blocks 4 to move in the inner cavity of the first chutes 5, then the sliding blocks 4 are moved to the inner wall of the upper end of the first chutes 5, at the moment, the upper end of the end head 3 of the air guide tube extrudes the annular rubber gasket 8, the annular rubber gasket 8 is compressed to generate elastic deformation, so that the sliding blocks 4 can move into the inner cavity of the second chute 6, then the shell 1 is rotated to horizontally move the sliding blocks 4 into the inner cavity of the second chute 6, the sliding blocks 4 are moved to the inner wall of one side of the inner cavity of the second chute 6, then the shell 1 is stopped to rotate, at the moment, the annular rubber gasket 8 vertically pushes the sliding blocks 4 into the inner cavity of the positioning grooves 7 by restoring the thrust generated by the elastic deformation, so that the installation between the shell 1 and the end head 3 of the air guide tube is more convenient, meanwhile, the sealing performance between the shell 1 and the end head 3 of the air duct is improved;
then when the air conditioner gas injection, stir circular lid 20 and make the inner chamber and the external intercommunication of air inlet duct 9, then in pushing into the inner chamber of air inlet duct 9 with the gas injection rifle muzzle, the gas injection rifle muzzle promotes annular push pedal 10 synchronous downstream this moment, the removal of annular push pedal 10 drives connecting rod 11 and carriage release lever 12 and carries out vertical movement in step, the vertical movement of carriage release lever 12 drives dog 14 and carries out vertical movement in step, the vertical movement of dog 14 drives water conservancy diversion frame 16 and carries out vertical movement in step, dog 14 breaks away from with the through-hole that the fixed plate 13 middle part was seted up when the gas injection rifle muzzle inserted certain deep portion, the gas in the gas injection rifle this moment flows into the inner chamber that the air withered through gas guide 17.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.