CN217900239U

CN217900239U - External filtering device of refrigerant recovery and filling machine

Info

Publication number: CN217900239U
Application number: CN202222187063.5U
Authority: CN
Inventors: 祝清; 付臻
Original assignee: Hubei Tailu Technology Co ltd
Current assignee: Hubei Tailu Technology Co ltd
Priority date: 2022-08-17
Filing date: 2022-08-17
Publication date: 2022-11-25
Anticipated expiration: 2032-08-17

Abstract

The utility model relates to a refrigerant is retrieved and is filled notes processing technology field discloses external filter equipment of refrigerant recovery filling machine, which comprises a bod, organism one side indent is provided with the holding tank, can dismantle in the holding tank and be connected with filter, its characterized in that: the filter includes the connecting portion of upper end, the filter body at middle part and the joint portion of lower extreme, connecting portion include that the slip cap locates the outside nut of connecting rod, nut threaded connection is on the connector on holding tank top, can dismantle among the filter body and be connected with the filter core, joint portion presses with the joint head of holding tank bottom and can dismantle the connection, connector, connecting portion, filter body, joint portion and joint head are hollow setting and order intercommunication, the utility model has the advantages of it is following and effect: the filter can be dismantled with the organism and be connected, and easy operation and convenient need not the whole organism of dismouting, greatly reduced labour.

Description

External filtering device of refrigerant recovery and filling machine

Technical Field

The utility model relates to a refrigerant recovery fills annotates processing technology field, in particular to external filter equipment of refrigerant recovery filling machine.

Background

After the automobile air conditioner is used for a period of time, impurities, water vapor and incompressible gas can be mixed into an air conditioner refrigerant, so that the refrigeration efficiency of the automobile air conditioner is reduced. The refrigerant recovery and filling machine in the automobile air-conditioning system is a machine for recovering, purifying, storing and refilling the refrigerant of the automobile air-conditioning system to the automobile air-conditioning system, thereby saving the raw material of the refrigerant and avoiding the pollution of the environment caused by the discharge of the refrigerant into the atmosphere.

The filter device of the refrigerant recovery filling machine used at present is arranged in the machine body, so that the shell needs to be opened for replacement when the filter needs to be replaced, the operation is inconvenient, and the time is wasted.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a refrigerant is retrieved filling machine's external filter equipment has the effect that the renew cartridge is convenient, easy operation, use manpower sparingly.

The above technical purpose of the present invention can be achieved by the following technical solutions: including the organism, organism one side indent is provided with the holding tank, can dismantle in the holding tank and be connected with filter, its characterized in that: the filter includes the connecting portion of upper end, the filter body at middle part and the joint portion of lower extreme, connecting portion include that the slip cap locates the outside nut of connecting rod, nut threaded connection is on the connector on holding tank top, can dismantle in the filter body and be connected with the filter core, joint portion presses with the joint of holding tank bottom and can dismantle the connection, connector, connecting portion, filter body, joint portion and joint are hollow setting and order intercommunication.

The utility model discloses a further set up to: the filter body comprises an upper shell and a lower shell, wherein an external thread is arranged on the periphery of the bottom end of the upper shell, an internal thread is arranged on the inner side of the top end of the lower shell, and the external thread is in threaded connection with the internal thread.

The utility model discloses a further set up to: the improved filter core is characterized in that a round hole is formed in the middle of the bottom surface of the upper shell, a plurality of clamping grooves are formed in the upper bottom surface of the upper shell at the periphery of the round hole at intervals in an inwards concave mode, the periphery of the upper portion of the filter core is detachably connected with a hoop, clamping rods in one-to-one correspondence with the clamping grooves are arranged on the bottom surface of the hoop, and the clamping rods are detachably inserted into the clamping grooves.

The utility model discloses a further set up to: joint portion includes the connecting rod two with lower casing intercommunication, the outer cover of connecting rod is established to slide and is had two round platforms one that the bottom surface was laminated mutually, round platform one bottom mounting has connecting rod three, three bottom fixedly connected with bowl type ka tai in connecting rod, the joint includes that upper end round platform two, the hollow connecting rod four that leads to groove and bottom in middle part, the hollow logical groove of perpendicular to slide in the round platform two and be provided with the gag lever post, the gag lever post overcoat is equipped with spring one, in spring one end is fixed in round platform two, the other end is fixed in on the gag lever post, spring one drive gag lever post is close to hollow logical groove.

The utility model discloses a further set up to: the limiting rod is located the tip of hollow logical groove and is provided with the tip that is the acute angle with ground, the limiting rod is located the outer tip of round platform and is fixed with the spacing post.

The utility model discloses a further set up to: the connecting rod four is communicated with the machine body, the diameter of the connecting rod four is smaller than that of the hollow through groove, the spring two is sleeved outside the connecting rod four, the two ends of the spring are connected to the connecting rod four and the bottom surface of the containing groove respectively, and the spring two drives the clamping head to be close to the clamping portion.

The utility model has the advantages that:

1. when the filter was installed in the holding tank, outer nut and the connector threaded connection of connecting rod one, and the gag lever post joint in the joint this moment between round platform one and bowl type ka tai, because spring two has the elasticity that promotes the nearly card joint portion of joint head rest, guarantee bowl type ka tai constantly be close to the gag lever post, again because the gag lever post tip is provided with the tilt head that is the acute angle with ground, finally guarantee that the gag lever post is stable spacing with bowl type ka tai in the joint, guarantee joint portion and joint stable connection.

2. When needs take out whole filter from the holding groove, rotate the separation from the connector with the nut on the connecting rod one, then the manual work acts on joint and joint portion and presses down, spring two is compressed, make connecting portion have the certain distance with the connector, the joint portion is used in again afterwards, because two round platform bottom surfaces laminate mutually and form the octagon, so when the downstream vertical edge of two round platform one is close to the gag lever post, can promote the gag lever post outwards movement, the tendency upwards mentions joint portion this moment again, can take out joint portion from the joint, whole easy operation is convenient, can take out the filter from the holding groove, when needs installation, reverse operation can, use manpower sparingly greatly, show promotion operating efficiency.

3. When the filter element needs to be replaced, the filter is taken out of the containing groove, the upper shell and the lower shell of the filter element body are unscrewed and separated, then the filter element is acted on the bottom of the filter element, the filter element is ejected from bottom to top, and finally the hoop fixed above the filter element is disassembled, so that the filter element needing to be replaced can be replaced, and the filter element replacing device is simple and convenient to operate.

4. Staple bolt bottom surface is provided with 4 kellies, with the draw-in groove joint of last casing upper surface indent, avoids the filter core to rock, promotes the stability of filter core installation.

5. The whole device is simple in installation and disassembly, the disassembly and assembly difficulty is reduced, the filter is placed outside the machine body, the machine body does not need to be disassembled when the filter needs to be replaced, the labor intensity is greatly reduced, and manpower is saved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an exploded view of the filter of the present invention.

Fig. 3 is a schematic sectional view of the filter according to the present invention.

Fig. 4 is a schematic sectional view of the clamping portion and the clamping head of the present invention.

In the figure, 1, a machine body; 2. accommodating grooves; 3. a filter; 31. a connecting portion; 32. a filter body; 33. a clamping part; 4. a first connecting rod; 5. a nut; 6. a connector; 7. a filter element; 8. a clamping head; 9. an upper housing; 10. a lower housing; 11. an external thread; 12. an internal thread; 13. a circular hole; 14. a card slot; 15. hooping; 16. a clamping rod; 17. a second connecting rod; 18. a first round table; 19. a third connecting rod; 20. clamping a platform; 21. a second round table; 22. a hollow through groove; 23. a fourth connecting rod; 24. a limiting rod; 25. a first spring; 26. a limiting column; 27. and a second spring.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to specific embodiments. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

An embodiment, external filter equipment of filling machine is retrieved to refrigerant, as shown in fig. 1-3, including organism 1, organism 1 one side indent is provided with holding tank 2, can dismantle in the holding tank 2 and be connected with filter 3, filter 3 includes connecting portion 31 of upper end, the filter body 32 at middle part and the joint portion 33 of lower extreme, connecting portion 31 includes that the slip cap locates the outside nut 5 of connecting rod 4, nut 5 threaded connection is on the connector 6 on holding tank 2 top, can dismantle in the filter body 32 and be connected with filter core 7, filter core 7 is common tube-shape filter core, material and temple structure are no longer repeated, joint portion 33 presses to dismantle with the joint head 8 of holding tank 2 bottoms and is connected, connector 6, connecting portion 31, filter body 32, joint portion 33 and joint head 8 are hollow setting and order intercommunication, all set up to hollow production a passageway and filter, place filter 3 outside organism 1 simultaneously, need not to dismantle organism 1 when needing to be changed, greatly reduced intensity of labour, the manpower is saved.

As shown in fig. 2, the filter body 32 includes an upper shell 9 and a lower shell 10, an external thread 11 is provided on the periphery of the bottom end of the upper shell 9, an internal thread 12 is provided on the inner side of the top end of the lower shell 10, the external thread 11 is in threaded connection with the internal thread 12, and the filter body 32 is detachably connected, so that the filter element 7 can be conveniently cleaned and replaced.

As shown in fig. 2-4, a round hole 13 is formed in the middle of the bottom surface of the upper casing 9, 4 clamping grooves 14 are concavely formed in the upper bottom surface of the upper casing 9 at the periphery of the round hole 13 at intervals, a hoop 15 can be detachably connected to the periphery of the upper portion of the filter element 7, clamping rods 16 corresponding to the 4 clamping grooves 14 in a one-to-one manner are arranged on the bottom surface of the hoop 15, the clamping rods 16 can be detachably inserted into the clamping grooves 14, the filter element 7 is prevented from shaking, and the stability of installation of the filter element 7 is improved.

As shown in fig. 2-4, the clamping portion 33 comprises a second connecting rod 17 communicated with the lower housing 10, the second connecting rod 17 is sleeved with a first round platform 18 with two bottom surfaces attached to each other in a sliding manner, a third connecting rod 19 is fixed at the bottom end of the first round platform 18, a bowl-shaped clamping platform 20 is fixedly connected at the bottom end of the third connecting rod 19, the clamping joint 8 comprises a second upper round platform 21, a hollow through groove 22 in the middle and a fourth connecting rod 23 at the bottom, a limiting rod 24 is slidably arranged in the second round platform 21 perpendicular to the hollow through groove 22, a first spring 25 is sleeved outside the limiting rod 24, one end of the first spring 25 is fixed in the second round platform 21, the other end of the first spring is fixed on the limiting rod 24, the first spring 25 drives the limiting rod 24 to be close to the hollow through groove 22, an inclined head forming an acute angle with the ground is arranged at the end part of the limiting rod 24 located in the hollow through groove 22, a limiting column 26 is fixed at the end part of the limiting rod 24 located outside the second round platform 21, and the fourth connecting rod 23 is communicated with the housing 1, the diameter of the connecting rod four 23 is smaller than that of the hollow through groove 22, the spring two 27 is sleeved outside the connecting rod four 23, two ends of the spring two 27 are respectively connected to the connecting rod four 23 and the bottom surface of the accommodating groove 2, the spring two 27 drives the clamping joint 8 to be close to the clamping part 33, when the filter 3 is installed in the accommodating groove 2, the nut 5 outside the connecting rod one 4 is in threaded connection with the connector 6, and the limiting rod 24 in the clamping joint 8 is clamped between the round platform one 18 and the bowl-shaped clamping platform 20 at the moment, because the spring two 27 has elastic force for pushing the clamping joint 8 to be close to the clamping joint part 33, the bowl-shaped clamping platform 20 is ensured to be continuously close to the limiting rod 24, and because the end part of the limiting rod 24 is provided with an inclined head which forms an acute angle with the ground, the bowl-shaped clamping platform 20 is finally ensured to be stably limited in the clamping joint 8 by the limiting rod 24, the clamping part 33 is ensured to be stably connected with the clamping joint 8, when the whole filter 3 needs to be taken out from the accommodating groove 2, rotate the separation from connector 6 with nut 5 on connecting rod 4, then manual action is pressed downwards in joint 8 and joint portion 33, spring two 27 is compressed, make connecting portion 31 and connector 6 have a certain distance, do again and be used for joint portion 33 afterwards, because two round platform 18 bottom surfaces laminate mutually and form the octagon, so when the downstream vertical edge of two round platform 18 is close to gag lever post 24, can promote gag lever post 24 lateral shifting, it upwards mentions joint portion 33 to follow the trend this moment again, can take joint portion 33 out from joint head 8, whole easy operation is convenient, can take out filter 3 from accommodating groove 2, when needs install, reverse operation can, use manpower sparingly greatly, show promotion operating efficiency.

The working principle of the external filtering device of the refrigerant recovery and filling machine is as follows:

when filter 3 installs in holding tank 2, the outer nut 5 of connecting rod 4 and 6 threaded connection of connector, and the gag lever post 24 joint in the joint 8 this moment between round platform 18 and bowl type ka tai 20, because spring two 27 have the elasticity that promotes joint 8 and be close to joint portion 33, guarantee bowl type ka tai 20 and constantly be close to gag lever post 24, again because gag lever post 24 tip is provided with the tilt head that is the acute angle with ground, it is stable spacing in joint 8 with bowl type ka tai 20 finally to guarantee gag lever post 24, guarantee joint portion 33 and joint 8 stable connection.

When the whole filter 3 needs to be taken out of the accommodating groove 2, the screw cap 5 on the first connecting rod 4 is rotated and separated from the connecting head 6, then the manual action is performed on the clamping head 8 and the clamping part 33 to press downwards, the second spring 27 is compressed, the connecting part 31 and the connecting head 6 have a certain distance, and then the manual action is performed on the clamping part 33, the bottom surfaces of the first round platforms 18 are attached to form an octagon, so that when the downward movement vertical edges of the first round platforms 18 are close to the limiting rod 24, the limiting rod 24 can be pushed to move outwards, the clamping part 33 is lifted upwards along with the trend at the moment, the clamping part 33 can be pulled out of the clamping head 8, the whole operation is simple and convenient, the filter 3 can be taken out of the accommodating groove 2, when the filter needs to be installed, the reverse operation can be performed, manpower is greatly saved, and the operation efficiency is remarkably improved.

When the filter element 7 needs to be replaced, the filter 3 is taken out of the containing groove 2, the upper shell 9 and the lower shell 10 of the filter element 7 body are unscrewed and separated, then the bottom of the filter element 7 is acted, the filter element 7 is ejected from bottom to top, and finally the hoop 15 fixed above the filter element 7 is disassembled, so that the filter element 7 needing to be replaced can be replaced, and the operation is simple and convenient.

Claims

1. External filter equipment of filling machine is retrieved to refrigerant, including organism (1), organism (1) one side indent is provided with holding tank (2), can dismantle in holding tank (2) and be connected with filter (3), its characterized in that: filter (3) include connecting portion (31) of upper end, filter body (32) at middle part and joint portion (33) of lower extreme, connecting portion (31) are including slip cap locate connecting rod (4) outside nut (5), nut (5) threaded connection is on connector (6) on holding tank (2) top, can dismantle in filter body (32) and be connected with filter core (7), joint portion (33) are pressed with joint head (8) of holding tank (2) bottom and are dismantled and be connected, connector (6), connecting portion (31), filter body (32), joint portion (33) and joint head (8) are hollow setting and order intercommunication.

2. The external filtering device of the refrigerant recovery and filling machine according to claim 1, wherein: the filter body (32) comprises an upper shell (9) and a lower shell (10), wherein an external thread (11) is arranged on the periphery of the bottom end of the upper shell (9), an internal thread (12) is arranged on the inner side of the top end of the lower shell (10), and the external thread (11) is in threaded connection with the internal thread (12).

3. The external filtering device of the refrigerant recovering and filling machine according to claim 2, wherein: the improved filter core is characterized in that a round hole (13) is formed in the middle of the bottom surface of the upper shell (9), a plurality of clamping grooves (14) are formed in the periphery of the round hole (13) on the upper bottom surface of the upper shell (9) at intervals in a concave mode, a hoop (15) is detachably connected to the periphery of the upper portion of the filter core (7), clamping rods (16) which correspond to the clamping grooves (14) one to one are arranged on the bottom surface of the hoop (15), and the clamping rods (16) are detachably inserted into the clamping grooves (14).

4. The external filtering device of the refrigerant recovery and filling machine according to claim 3, wherein: joint portion (33) include with connecting rod two (17) of lower casing (10) intercommunication, connecting rod two (17) overcoat is established to slide and is had round platform one (18) that two bottom surfaces are laminated mutually, round platform one (18) bottom mounting has connecting rod three (19), connecting rod three (19) bottom fixedly connected with bowl type ka tai (20), joint (8) include upper end round platform two (21), the hollow connecting rod four (23) that lead to groove (22) and bottom in the middle part, the hollow groove (22) that leads to of perpendicular to slide in round platform two (21) and be provided with gag lever post (24), gag lever post (24) overcoat is equipped with spring one (25), in spring one (25) one end is fixed in round platform two (21), the other end is fixed in on gag lever post (24), spring one (25) drive gag lever post (24) are close to hollow groove (22).

5. The external filtering device of the refrigerant recovering and filling machine according to claim 4, wherein: the end part of the limiting rod (24) located in the hollow through groove (22) is provided with an inclined head which forms an acute angle with the ground, and the end part of the limiting rod (24) located outside the second round platform (21) is fixed with a limiting column (26).

6. The external filtering device of the refrigerant recovering and filling machine according to claim 5, wherein: four (23) of connecting rod and organism (1) intercommunication, four (23) diameters of connecting rod are less than hollow logical groove (22) diameter, four (23) overcoat of connecting rod are equipped with spring two (27), spring two (27) both ends are connected respectively in four (23) of connecting rod and holding tank (2) bottom surfaces, spring two (27) drive joint (8) are close to joint portion (33).