CN217481490U - Air pump locking and unlocking device and compressor - Google Patents
Air pump locking and unlocking device and compressor Download PDFInfo
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- CN217481490U CN217481490U CN202221363318.2U CN202221363318U CN217481490U CN 217481490 U CN217481490 U CN 217481490U CN 202221363318 U CN202221363318 U CN 202221363318U CN 217481490 U CN217481490 U CN 217481490U
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- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 6
- 230000035939 shock Effects 0.000 description 6
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of compressors, in particular to an air pump locking and unlocking device and a compressor, wherein the air pump locking and unlocking device comprises a track block, a rotating arm and a moving block; the first end of the track block is connected to the air pump bin, the rotating arms are rotatably connected to two opposite sides of the moving block, the first ends of the rotating arms are abutted to the second ends of the track block, and the second ends of the rotating arms are provided with clamping hooks which can be clamped on the air pump when the moving block is in a locking position, so that the moving block is tightly pressed on the air pump; the track block can guide the first end of the rotating arm to move towards the direction close to the moving block when the moving block moves to the unlocking position, and the rotating arm rotates to drive the clamping hook to be separated from the air pump. The utility model discloses in, the movable block can compress tightly the air pump through the butt of rotor arm with the orbit piece, prevents that the air pump from swaying and producing the damage in the transportation, effectively protects the air pump not receive the damage. When unlocking, only the moving block needs to be moved, so that unlocking can be completed, and the operation is simple and convenient.
Description
Technical Field
The utility model belongs to the technical field of the compressor, especially, relate to an air pump locking unlocking device and compressor.
Background
At present, the inside air pump of medical compressor carries out the shock attenuation through the spring, or adopt the shock attenuation sponge to support the air pump in the compressor inside, the air pump can move about in machine inside normal operating, do not have rigid fixed, the air pump makes a round trip to sway in the transportation, the compressor lateral wall receives the air pump collision, very easily appear damaging, and because the inside pipeline of compressor is more, lead to the dismouting of spring or sponge complicated, increase cost, need professional person to tear open the machine simultaneously after the transportation is accomplished and just can unblock the air pump, a great deal of inconvenience has been brought for the user.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: to current compressor and air pump collision, the air pump is very easily damaged, and the inconvenient problem of unblock, provides an air pump locking unlocking device and compressor.
In order to solve the technical problem, on the one hand, an embodiment of the present invention provides an air pump locking and unlocking device, which includes a track block, a rotating arm, and a moving block capable of moving between an unlocking position and a locking position;
the air pump is accommodated in an air pump bin in the compressor, the first end of the track block is connected to the air pump bin, the middle of the rotating arm is rotatably connected to the moving block, the first end of the rotating arm extends towards the direction far away from the moving block, the first end of the rotating arm is abutted against the second end of the track block, the second end of the rotating arm is provided with a hook, and the hook can be clamped on the air pump when the moving block is at a locking position, so that the moving block is pressed on the air pump;
when the moving block moves to the unlocking position, the track block can guide the first end of the rotating arm, and the first end of the rotating arm moves towards the direction close to the moving block to drive the rotating arm to rotate, so that the clamping hook is separated from the air pump.
Optionally, the number of the rotating arms is two, the number of the track blocks is two, the middle portions of the two rotating arms are respectively and rotatably connected to two opposite sides of the moving block, the two track blocks are located on two opposite sides of the moving block, and a first end of each rotating arm abuts against a second end of the track block located on the same side.
Optionally, the second end of the track block includes a first protrusion, a second protrusion, and a groove formed between the first protrusion and the second protrusion, the first protrusion protrudes toward the moving block, and the second protrusion protrudes toward the air pump;
when the moving block is in a locking position, the first end of the rotating arm abuts against the groove, and when the moving block is in an unlocking position, the first bulge portion abuts against the outer side surface of the first end of the rotating arm.
Optionally, the rotating arm includes a first connecting arm, a second connecting arm, a connecting shaft, a rotating shaft hole and a hook, the rotating shaft hole is disposed at a connection position of the first connecting arm and the second connecting arm, two ends of the connecting shaft are connected to the moving block, and a middle portion of the connecting shaft is inserted into the rotating shaft hole to rotatably connect the rotating arm and the moving block;
the crotch sets up keeping away from of first connecting arm the one end of second connecting arm, the crotch towards the inboard bending of rotor arm, the tip of crotch has most advanced, most advanced butt is in the recess to break away from when moving to the unblock position the recess.
Optionally, the air pump locking and unlocking device comprises a spring, and the spring is connected between the inner side of the hook and the moving block.
Optionally, the moving block includes a moving base and a connecting portion installed on the moving base, the rotating arm is rotatably connected to the moving base, and the connecting portion is a cylindrical structure with an opening at one end;
the air pump locking and unlocking device further comprises a guide cylinder and a lifting knob used for driving the moving block to move between an unlocking position and a locking position, one end of the guide cylinder is installed on the air pump bin, the other end of the guide cylinder is sleeved outside the connecting portion, the connecting portion is connected with one end of the lifting knob, and the other end of the lifting knob is exposed out of the compressor shell.
Optionally, the moving block further includes a plurality of first guide posts disposed on an inner surface of the connecting portion, a plurality of spiral guide grooves are disposed on an outer circumferential surface of the lifting knob, and each of the first guide posts is disposed in the corresponding spiral guide groove.
Optionally, a plurality of the first guide posts are located on the same cross section of the connecting portion.
Optionally, the moving block further includes a plurality of second guide posts disposed on an outer surface of the connecting portion, a plurality of guide grooves are disposed on the guide cylinder, the guide grooves extend along an axis of the guide cylinder, and each of the second guide posts is disposed in the corresponding guide groove.
On the other hand, the embodiment of the utility model provides a compressor, include compressor housing, air pump storehouse and as before air pump locking unlocking device, the air pump storehouse sets up in the housing.
The embodiment of the utility model provides an among the air pump locking unlocking device, the first end butt of rotor arm is in on the orbit piece, the second end the pothook can block in on the air pump, can keep the movable block is in the locking position motionless, and compresses tightly the air pump, the spring of air pump below or the shock attenuation sponge are extruded the state of complete compression, can prevent in the transportation the air pump makes a round trip to sway and produce the damage, effective protection the air pump does not receive the damage.
During unlocking, only the moving block needs to be moved to drive the rotating arm to move, the track block guides the rotating arm to rotate, the connection between the clamping hook and the air pump can be released, the moving block leaves the air pump, unlocking is completed, and the unlocking process is simple and convenient to operate.
Drawings
Fig. 1 is a schematic view of an air pump in an air pump chamber according to an embodiment of the present invention;
fig. 2 is an exploded view of an air pump locking/unlocking device according to an embodiment of the present invention;
fig. 3 is a schematic view of the air pump locking and unlocking device according to an embodiment of the present invention when the moving block is located at the locking position;
fig. 4 is a schematic diagram of the air pump locking and unlocking device when the moving block provided by the embodiment of the present invention is located at the unlocking position.
The reference numerals in the specification are as follows:
1. a track block; 11. a first boss portion; 12. a second boss portion; 13. a groove; 2. a rotating arm; 21. a first connecting arm; 22. a second connecting arm; 23. a connecting shaft; 24. a rotating shaft hole; 25. hooking; 26. a hook; 3. a moving block; 31. moving the base; 311. connecting holes; 32. a connecting portion; 33. a first guide post; 34. a second guide post; 4. a guide cylinder; 41. a guide groove; 5. a lifting knob; 51. a spiral guide groove; 6. an air pump bin; 7. a spring; 8. the compressor housing.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 to 4, on the one hand, an embodiment of the present invention provides an air pump locking and unlocking device, which includes a track block 1, a rotating arm 2, and a moving block 3 capable of moving between an unlocking position and a locking position. The air pump is accommodated in an air pump bin 6 in the compressor, the first end of the track block 1 is fixedly connected to the air pump bin 6, the middle of the rotating arm 2 is rotatably connected to the moving block 3, the first end of the rotating arm 2 extends towards the direction far away from the moving block 3, the first end of the rotating arm 2 abuts against the second end of the track block 1, a hook 26 is arranged at the second end of the rotating arm 2, and the hook 26 can be clamped on the air pump when the moving block 3 is located at the locking position, so that the moving block 3 is pressed on the air pump, the spring 7 or the spring 7 below the air pump is pressed, and the air pump can be prevented from swinging back and forth in the transportation process.
When the moving block 3 is in the locking position, due to the blocking of the track block 1, the rotating arm 2 is enabled to be kept in contact with the track block 1 when the moving block 3 is not moved, so that the air pump is kept in a compressed state. When the moving block 3 moves from the locking position to the unlocking position, the moving block can drive the rotating arm 2 to move, the track block 1 can guide the first end of the rotating arm 2, the first end of the rotating arm 2 moves towards the direction close to the moving block 3, the rotating arm 2 can be driven to rotate, the hook 26 at the second end of the rotating arm 2 moves along with the rotating arm 2, so that the hook 26 is separated from the air pump, the moving block 3 is not pressed on the air pump any more, and the air pump is unlocked.
The embodiment of the utility model provides an in the air pump locking unlocking device, rotate on the movable block 3 and connect the rotor arm 2, the first end butt of rotor arm 2 is in on the orbit piece 1, the second end the pothook 26 can block in on the air pump, can keep the movable block 3 is in the locking position motionless, and compresses tightly the air pump, spring 7 or the shock attenuation sponge of air pump below are extruded the state of complete compression, can prevent in the transportation the air pump is made a round trip to sway and is produced the damage, effective protection the air pump does not receive the damage.
During unlocking, the moving block 3 is only required to be moved to drive the rotating arm 2 to move, the track block 1 guides the rotating arm 2 to rotate, the connection between the clamping hook 26 and the air pump can be released, the moving block 3 leaves the air pump to complete unlocking, and the unlocking process is simple and convenient to operate.
In an embodiment, two rotating arms 2 are provided, two track blocks 1 are provided, the middle portions of the two rotating arms 2 are respectively and rotatably connected to two opposite sides of the moving block 3, the two track blocks 1 are located on two opposite sides of the moving block 3, and a first end of each rotating arm 2 abuts against a second end of the track block 1 located on the same side.
In one embodiment, as shown in fig. 3 and 4, the second end of the track block 1 includes a first protruding portion 11, a second protruding portion 12, and a groove 13 formed between the first protruding portion 11 and the second protruding portion 12, the groove 13 is located at a connection position of the first protruding portion 11 and the second protruding portion 12, the first protruding portion 11 protrudes toward the moving block 3, and the second protruding portion 12 protrudes toward the air pump. When the moving block 3 is in the locking position, the first end of the rotating arm 2 abuts against the groove 13, so that the first end of the rotating arm 2 is kept in an abutting state with the track block 1 and is not easy to be separated, and when the moving block 3 is in the unlocking position, the first convex part 11 abuts against the outer side surface of the first end of the rotating arm 2.
Further, as shown in fig. 4, the first protruding portion 11 is located at an obliquely upper position of the second protruding portion 12, during the moving block 3 moves up to the unlocking position, the first end of the rotating arm 2 moves along with the moving, the first end of the rotating arm 2 comes out of the groove 13 and moves to the top position of the first protruding portion 11, and then continues to move, the rotating arm 2 moves to the inner side of the first protruding portion 11, the first protruding portion 11 moves along the rotating arm 2, during this process, the track block 1 guides the first end of the rotating arm 2 to move towards the moving block 3, and the rotating arm 2 rotates around its rotating shaft, so that the hook 26 is disengaged from the air pump.
As shown in fig. 3, when the moving block 3 moves downward and returns to the locking position, the first end of the rotating arm 2 can be clamped between the first protruding portion 11 and the second protruding portion 12 again, and the second protruding portion 12 has a certain resisting effect on the rotating arm 2, so that the first end of the rotating arm 2 is abutted in the groove 13. The locking and unlocking states of the rotating arm 2 are guided by the specific shape of the track block 1, and meanwhile, the stress direction of a contact is changed in the final locking and unlocking states, so that the problem of overlarge steady-state reverse thrust is solved.
In an embodiment, as shown in fig. 2, the rotating arm 2 includes a first connecting arm 21, a second connecting arm 22, a connecting shaft 23, a rotating shaft hole 24 and a hook 25, the hook 26 is disposed at an end of the second connecting arm 22 away from the first connecting arm 21, the rotating shaft hole 24 is disposed at a connection position of the first connecting arm 21 and the second connecting arm 22, two ends of the connecting shaft 23 are connected to the moving block 3, a middle portion of the connecting shaft 23 is inserted into the rotating shaft hole 24 to rotatably connect the rotating arm 2 and the moving block 3, and the rotating arm 2 can rotate around the connecting shaft 23.
The hook 25 is arranged at an end of the first connecting arm 21 remote from the second connecting arm 22, the hook 25 is bent towards the inside of the rotating arm 2, i.e. the hook 25 is bent towards the moving block 3, the end of the hook 25 has a tip which abuts in the recess 13 in the locked position and which disengages from the recess 13 when moving towards the unlocked position. The hook 25 is arranged on the rotating arm 2, so that the moving block 3 can be conveniently separated from the groove 13 when the rotating arm 2 is driven to move.
In one embodiment, as shown in fig. 2, the air pump locking and unlocking device includes a spring 7, the spring 7 is connected between the inner side of the hook 25 and the moving block 3, when the moving block 3 moves from the locking position to the unlocking position, the track block 1 guides the rotating arm 2 to rotate so as to compress the spring 7, and when the moving block 3 returns to the locking position again, the spring 7 can help the rotating arm 2 to return and abut against the groove 13 of the track block 1.
In one embodiment, as shown in fig. 2, the moving block 3 includes a moving base 31 and a connecting portion 32 mounted on the moving base 31, the rotating arm 2 is rotatably connected to the moving base 31, and the connecting portion 32 is a cylindrical structure with one end open.
Preferably, the moving base 31 is a cubic structure with an open end, the closed end of the connecting portion 32 is disposed in the moving base 31, the second connecting arm 22 extends along the vertical direction, the inner side surface of the second connecting arm 22 can be attached to the side surface of the moving base 31, and the position of the rotating arm 2 relative to the moving block 3 can be limited, so that when the moving block 3 drives the rotating arm 2 to move upward, the track block 1 can smoothly guide the rotating arm 2 to rotate clockwise.
As shown in fig. 2, 3, and 4, the air pump locking and unlocking device further includes a guide cylinder 4 and a lifting knob 5 for driving the moving block 3 to move between an unlocking position and a locking position, the guide cylinder 4 and the lifting knob 5 are located above the moving block 3, one end of the guide cylinder 4 is fixedly mounted on the air pump chamber 6, the other end of the guide cylinder 4 is sleeved outside the connecting portion 32, the connecting portion 32 is connected to one end of the lifting knob 5, the connecting portion 32 is located between the lifting knob 5 and the guide cylinder 4, and the other end of the lifting knob 5 is exposed from the compressor housing 8. The connecting part 32 is arranged in the guide sleeve, and the lifting knob 5 is used for driving the moving block 3 to move, so that the connecting part 32 moves up and down in the guide sleeve 4, and the reciprocating motion between the unlocking position and the unlocking position is realized.
As shown in fig. 1, the other end of the lifting knob 5 can penetrate through the air pump bin 6 and the compressor shell 8 to be exposed, the air pump can be unlocked only by rotating the lifting knob 5 outside the compressor, the unlocking process is simple and convenient, the unlocking of the air pump inside the compressor can be realized without disassembling the compressor, and the risk of disassembling the compressor by non-professionals is solved.
As shown in fig. 2, in an embodiment, the moving block 3 further includes a plurality of first guide posts 33 disposed on an inner surface of the connecting portion 32, a plurality of spiral guide grooves 51 are disposed on an outer circumferential surface of the raising/lowering knob 5, the spiral guide grooves 51 are spirally extending grooves, each first guide post 33 is disposed in the corresponding spiral guide groove 51, and the first guide post 33 is capable of moving in the spiral guide groove 51. Since the guide cylinder 4 is fixedly connected to the air pump chamber 6, and the lifting knob 5 is rotatable with respect to the guide cylinder 4 in the guide cylinder 4 without relative movement in the vertical direction, when the lifting knob 5 is rotated, the spiral guide groove 51 can guide the first guide post 33 to move in the spiral guide groove 51, so that the moving block 3 can move in the vertical direction.
As shown in fig. 4, when the lifting knob 5 is rotated clockwise, the first guide post 33 moves along the spiral guide groove 51, the first guide post 33 moves upward in the vertical direction according to the relative movement between the lifting knob 5 and the moving block 3, and when the first guide post 33 moves to the uppermost position of the spiral guide groove 51, the moving block 3 reaches the unlocking position.
On the contrary, as shown in fig. 3, when the lifting knob 5 rotates counterclockwise, the first guide post 33 moves downward in the vertical direction, after the rotating arm 2 abuts against the track block 1, the moving block 3 stops moving downward, the moving block 3 reaches the locking position, the moving block 3 is connected with the air pump through the hook 26, and at this time, the moving block 3 can press the air pump, so that the damping component below the air pump is pressed, and the air pump is prevented from being damaged by swinging.
In an embodiment, as shown in fig. 2, a plurality of the first guide posts 33 are located on the same cross section of the connecting portion 32, and preferably, a plurality of the first guide posts 33 are disposed at a top position of the connecting portion 32 to facilitate the assembly connection of the connecting portion 32 and the lifting knob 5.
In an embodiment, four first guide posts 33 are provided, four spiral guide grooves 51 are provided, and the four spiral guide grooves 51 on the lifting knob 5 are matched with the four first guide posts 33 on the moving block 3, so that the problems of uneven stress, excessive push-pull force and the like in the lifting process are solved by adjusting a reasonable thread pitch.
In one embodiment, as shown in fig. 2, 3 and 4, the moving block 3 further includes a plurality of second guide posts 34 disposed on an outer surface of the connecting portion 32, the guide cylinder 4 is provided with a plurality of guide grooves 41, the guide grooves 41 extend along the axis of the guide cylinder 4, each second guide pillar 34 is arranged in the corresponding guide groove 41, the second guide pillar 34 can move along the guide groove 41, the second guide posts 34 and the guide grooves 41 are matched to enable the connecting portion 32 to move up and down in the guide cylinder 4, the connecting portion 32 and the guide cylinder 4 are prevented from rotating relatively, so that when the lifting knob 5 is rotated, the moving block 3 moves up and down, the second guide post 34 moves up and down in the guide groove 41 along with the moving block 3.
In an embodiment, as shown in fig. 2, the moving base 31 is provided with a plurality of connecting holes 311, the rotating arm 2 is connected between two connecting holes 311 located on the same side, two ends of the connecting shaft 23 are connected in the connecting holes 311, and a snap spring is connected to an end of the connecting shaft 23, so that the connecting shaft 23 can be prevented from being disengaged.
On the other hand, as shown in fig. 1, an embodiment of the utility model provides a compressor, including compressor housing 8, air pump storehouse 6 and as before air pump locking unlocking device, air pump storehouse 6 sets up in the compressor housing 8, the air pump sets up in the air pump storehouse 6, the air pump bottom is provided with shock attenuation part, like spring 7 or shock attenuation sponge, normal during operation the air pump is in can move about in the air pump storehouse 6, in the transportation, the movable block 3 presses the air pump top makes the air pump can not move about, avoids the air pump to sway and appears damaging.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principles of the present invention should be included within the scope of the present invention.
Claims (10)
1. An air pump locking and unlocking device is characterized by comprising a track block, a rotating arm and a moving block capable of moving between an unlocking position and a locking position;
the air pump is accommodated in an air pump bin in the compressor, the first end of the track block is connected to the air pump bin, the middle of the rotating arm is rotatably connected to the moving block, the first end of the rotating arm extends towards the direction far away from the moving block, the first end of the rotating arm is abutted to the second end of the track block, and the second end of the rotating arm is provided with a hook which can be clamped on the air pump when the moving block is in a locking position, so that the moving block is tightly pressed on the air pump;
when the moving block moves to the unlocking position, the track block can guide the first end of the rotating arm, and the first end of the rotating arm moves towards the direction close to the moving block to drive the rotating arm to rotate, so that the clamping hook is separated from the air pump.
2. The air pump locking and unlocking device according to claim 1, wherein there are two rotating arms, there are two track blocks, the middle portions of the two rotating arms are rotatably connected to opposite sides of the moving block, the two track blocks are located on opposite sides of the moving block, and the first end of each rotating arm abuts against the second end of the track block located on the same side.
3. The air pump locking and unlocking device according to claim 1, wherein the second end of the track block includes a first protruding portion, a second protruding portion, and a groove formed between the first protruding portion and the second protruding portion, the first protruding portion protruding toward the moving block, and the second protruding portion protruding toward the air pump;
when the moving block is in a locking position, the first end of the rotating arm abuts against the groove, and when the moving block is in an unlocking position, the first bulge portion abuts against the outer side surface of the first end of the rotating arm.
4. The air pump locking and unlocking device according to claim 3, wherein the rotating arm includes a first connecting arm, a second connecting arm, a connecting shaft, a rotating shaft hole and a hook, the rotating shaft hole is provided at a joint of the first connecting arm and the second connecting arm, both ends of the connecting shaft are connected to the moving block, and a middle portion of the connecting shaft is inserted into the rotating shaft hole to rotatably connect the rotating arm and the moving block;
the crotch sets up keep away from of first linking arm the one end of second linking arm, the crotch towards the inboard bending of rotor arm, the tip of crotch has the pointed end, pointed end butt is in the recess to break away from when moving to the unblock position the recess.
5. The air pump locking and unlocking device according to claim 4, wherein the air pump locking and unlocking device includes a spring connected between an inner side of the hook and the moving block.
6. The locking and unlocking device for an air pump according to claim 1, wherein the moving block includes a moving base and a connecting portion mounted on the moving base, the rotating arm is rotatably connected to the moving base, and the connecting portion is a cylindrical structure with an opening at one end;
the air pump locking and unlocking device further comprises a guide cylinder and a lifting knob used for driving the moving block to move between an unlocking position and a locking position, one end of the guide cylinder is installed on the air pump bin, the other end of the guide cylinder is sleeved outside the connecting portion, the connecting portion is connected with one end of the lifting knob, and the other end of the lifting knob is exposed out of the compressor shell.
7. The air pump locking and unlocking device as claimed in claim 6, wherein the moving block further includes a plurality of first guide posts provided on an inner surface of the connecting portion, a plurality of spiral guide grooves are provided on an outer peripheral surface of the lifting knob, and each of the first guide posts is provided in a corresponding one of the spiral guide grooves.
8. The air pump locking/unlocking device according to claim 7, wherein a plurality of said first guide posts are located on the same cross section of said connecting portion.
9. The air pump locking and unlocking device as claimed in claim 6, wherein the moving block further includes a plurality of second guide posts provided on an outer surface of the connecting portion, a plurality of guide grooves are provided on the guide cylinder, the guide grooves extend along an axis of the guide cylinder, and each of the second guide posts is provided in the corresponding guide groove.
10. A compressor, comprising a compressor housing, an air pump chamber, and the air pump locking and unlocking device of any one of claims 1 to 9, the air pump chamber being provided in the compressor housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221363318.2U CN217481490U (en) | 2022-06-01 | 2022-06-01 | Air pump locking and unlocking device and compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221363318.2U CN217481490U (en) | 2022-06-01 | 2022-06-01 | Air pump locking and unlocking device and compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217481490U true CN217481490U (en) | 2022-09-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221363318.2U Active CN217481490U (en) | 2022-06-01 | 2022-06-01 | Air pump locking and unlocking device and compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217481490U (en) |
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2022
- 2022-06-01 CN CN202221363318.2U patent/CN217481490U/en active Active
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Address after: 518000, Building 1, 101, Evergrande Fashion Huigu Building, Fulong Road, Shanghenglang Community, Dalang Street, Longhua District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Security Medical Technology Co.,Ltd. Country or region after: China Address before: A1302, Shenzhen national engineering laboratory building, No.20, Gaoxin South 7th Road, high tech Zone community, Yuehai street, Nanshan District, Shenzhen, Guangdong 518000 Patentee before: Shenzhen Security Medical Technology Co.,Ltd. Country or region before: China |