CN219605518U - Inflator pump - Google Patents
Inflator pump Download PDFInfo
- Publication number
- CN219605518U CN219605518U CN202320471565.2U CN202320471565U CN219605518U CN 219605518 U CN219605518 U CN 219605518U CN 202320471565 U CN202320471565 U CN 202320471565U CN 219605518 U CN219605518 U CN 219605518U
- Authority
- CN
- China
- Prior art keywords
- pump body
- shell
- fixing seat
- convex rib
- pump
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
The utility model discloses an inflator pump, which comprises a shell, a pump body, a circuit board and a damping piece, wherein an inner cavity is formed in the shell, and the inner cavity is used for placing the pump body, the circuit board and the damping piece; the upper part of the pump body is provided with an air outlet which extends out of the inner cavity; the pump body is connected with the circuit board; the shell comprises a left shell body and a right shell body which are buckled left and right, a left fixing seat and a right fixing seat are correspondingly arranged on the inner sides of the left shell body and the right shell body respectively, a pump body is clamped and fixed left and right through the left fixing seat and the right fixing seat, and damping sheets are arranged between the pump body and the left fixing seat and between the pump body and the right fixing seat. According to the utility model, the pump body is in a suspended state through the left fixing seat and the right fixing seat, so that the vibration sense of the pump body and noise generated by vibration of the pump body are reduced; and the vibration absorbing sheet not only can absorb the vibration of the pump body, but also can absorb the vibration generated by the pump body, thereby greatly reducing the vibration of the pump body in the inflator pump and solving the problems of abrasion caused by the vibration of the pump body and large heat dissipation.
Description
Technical Field
The utility model belongs to the technical field of electric air pumps, and particularly relates to an air pump.
Background
Outdoor camping is an increasingly popular outdoor activity, is a preferred mode for urban population to relieve working pressure, eliminate fatigue and approach nature, and a camper can build a tent on a campsite platform by himself and is provided with various articles for the camper to take dinner and activities, and the articles are not lack of equipment needing to be inflated, such as an inflatable tent, an inflatable seat and the like: for campers, the simple blowing by the mouth is unlikely to realize such huge engineering, so that some inflating equipment such as the most common inflators are needed, but the inflators are relatively slow in operation and consume relatively large physical power, so that an electric inflator pump can be used for inflating, and the operation is simple, efficient and convenient.
However, when the electric inflator pump is used, the pump body in the electric inflator pump can vibrate greatly, noise can be generated, and noise pollution can cause certain damage to the hearing of a user; the vibration of the pump body also can abrade a battery and a circuit board in the inflator pump, even abrade the pump body and the inflator pump shell, so that the inflator pump cannot be used; in addition, the pump body can also emit larger heat during vibration, so that the comfort of holding the inflator pump is affected.
Disclosure of Invention
The utility model aims to provide an inflator pump, which reduces vibration of a pump body in the inflator pump and solves the problems of abrasion, noise and large heat caused by the vibration of the pump body.
To achieve the above object, the solution of the present utility model is: an inflator pump comprises a shell, a pump body, a circuit board and a damping piece, wherein an inner cavity is formed in the shell, and the inner cavity is used for placing the pump body, the circuit board and the damping piece; the upper part of the pump body is provided with an air outlet which extends out of the inner cavity; the pump body is connected with the circuit board; the shell comprises a left shell body and a right shell body which are buckled left and right, a left fixing seat and a right fixing seat are correspondingly arranged on the inner sides of the left shell body and the right shell body respectively, a pump body is clamped and fixed left and right through the left fixing seat and the right fixing seat, and damping sheets are arranged between the pump body and the left fixing seat and between the pump body and the right fixing seat.
Further, all the level is equipped with a plurality of arc protruding muscle outwards the evagination on the inside wall of left side casing and right casing, left fixing base and right fixing base are constituteed to a plurality of arc protruding muscle, the outside of the protruding muscle of arc inwards bends to form the arc shape with the pump body middle part periphery surface looks adaptation, the shock attenuation piece is crooked to be the arc and pastes between the middle part periphery and the arc protruding muscle of pump body.
Further, the left fixing seat and the right fixing seat are composed of a first convex rib, a second convex rib, a third convex rib and a fourth convex rib which are sequentially arranged from top to bottom; in the left shell and/or the right shell, the width of the first convex rib and the fourth convex rib protruding outwards horizontally is larger than that of the second convex rib and the third convex rib protruding outwards horizontally, the diameter of the middle part of the pump body is larger than that of the upper part and the lower part of the pump body, and the middle part of the pump body is arranged between the first convex rib and the fourth convex rib; the damping sheet is arranged between the second convex rib and the pump body and between the third convex rib and the pump body.
Further, the novel pump further comprises an arc-shaped fixing hoop, wherein two connecting seats are convexly arranged on the inner side wall of the left shell or the right shell, and the lower part of the pump body is abutted between the two connecting seats; screw holes are formed in the two connecting seats, and two ends of the arc-shaped fixing hoop are respectively in threaded connection with the screw holes in the two connecting seats through bolts, so that the lower part of the pump body is locked on the left shell or the right shell.
The air outlet is connected with the air outlet nozzle and extends out of the inner cavity through the air outlet nozzle; the air pressure sensing module is arranged at the outer side of the air outlet, the air pressure sensing module is connected with one end of a hose, and the other end of the hose is connected with the air outlet; the other end of the hose and the air outlet nozzle are connected with the air outlet through a tee piece.
Further, the damping sheet is foam pad or foaming glue.
Further, the pump body is a diaphragm pump, an air inlet is formed in the middle of the diaphragm pump, and a plurality of air charging openings are formed in the position, corresponding to the air inlet, of the right shell.
Further, the battery pack comprises a battery pack, an opening is formed in the left shell or the right shell, a containing cavity for placing the battery pack is formed in the opening in an extending mode towards the inner side of the shell, and a cover plate with a switch opening is arranged on the opening in a rotating mode.
Further, a control key and a charging socket are arranged on the circuit board, a key window and a charging window are arranged on the left shell at positions corresponding to the control key and the charging socket, and a sealing cover is arranged on the charging window; when the left shell and the right shell are buckled left and right, the control key is positioned in the key window, and the charging jack is positioned at the inner side of the sealing cover.
After the scheme is adopted, the gain effect of the utility model is as follows: according to the utility model, the left fixing seat and the right fixing seat are respectively and correspondingly arranged on the inner sides of the left shell and the right shell, and the left fixing seat and the right fixing seat can be clamped and fixed on the left side and the right side of the pump body, so that the pump body is in a suspended state, the vibration sense of the pump body and noise generated by vibration of the pump body are reduced, and noise pollution is reduced; in addition, the damping sheets are arranged between the pump body and the left fixing seat and between the pump body and the right fixing seat, so that the damping sheets not only can reduce the vibration of the pump body, but also can absorb the vibration generated by the pump body and avoid the vibration from being transmitted to the shell, thereby greatly reducing the vibration of the pump body in the inflator pump, solving the problems of abrasion caused by the vibration of the pump body and large heat dissipation, and not affecting the comfort of holding the inflator pump; in addition, the shell is of a split structure and comprises a left shell and a right shell, and the left shell and the right shell can be detached, so that parts in the shell can be conveniently maintained and replaced.
Drawings
FIG. 1 is a schematic diagram of a first embodiment of the present utility model;
FIG. 2 is a schematic diagram of a second embodiment of the present utility model;
FIG. 3 is a schematic diagram of the internal structure of the present utility model;
FIG. 4 is a schematic diagram of the internal structure of the second embodiment of the present utility model;
FIG. 5 is an exploded view of the present utility model;
FIG. 6 is a schematic view of the left housing of the present utility model;
FIG. 7 is a schematic view of the right housing of the present utility model;
FIG. 8 is a schematic diagram of another embodiment of the present utility model;
fig. 9 is a schematic view of a battery pack according to another embodiment of the present utility model;
fig. 10 is a schematic structural view of a left housing according to another embodiment of the present utility model.
Description of the reference numerals:
1. a housing; 11. a left housing; 111. a left fixing seat; 112. a battery pack; 113. a receiving chamber; 114. a cover plate; 115. an opening; 12. a right housing; 121. a right fixing seat; 13. arc-shaped convex ribs; 131. the first convex rib; 132. the second convex rib; 133. a third rib; 134. fourth convex ribs; 14. reinforcing the convex ribs; 15. a connecting seat; 16. an inflation inlet; 17. a waterproof breathable film; 18. sealing cover; 2. a pump body; 21. an air outlet; 22. an air inlet; 3. a circuit board; 31. a control key; 32. a vehicle-mounted charging jack; 33. Type-C socket; 4. damping plate; 5. an arc-shaped fixing hoop; 6. an air outlet nozzle; 7. the air pressure sensing module; 8. a hose; 9. and a tee joint.
Detailed Description
The utility model will be described in detail with reference to the accompanying drawings and specific embodiments.
The utility model provides an inflator pump, as shown in fig. 3 to 5, which comprises a shell 1, a pump body 2, a circuit board 3 and a damping piece 4, wherein an inner cavity is arranged in the shell 1, and the inner cavity is used for placing the pump body 2, the circuit board 3 and the damping piece 4; an air outlet 21 is formed in the upper part of the pump body 2, and the air outlet 21 extends out of the inner cavity; the pump body 2 is connected with the circuit board 3; the shell 1 comprises a left shell 11 and a right shell 12 which are buckled left and right, a left fixing seat 111 and a right fixing seat 121 are correspondingly arranged on the inner sides of the left shell 11 and the right shell 12 respectively, and the left fixing seat 111 and the right fixing seat 121 can clamp and fix the pump body 2 left and right, so that the pump body 2 is in a suspended state, and the shock sensation of the pump body 2 and noise generated by vibration of the pump body 2 are reduced; in addition, the shock absorbing sheets 4 are arranged between the pump body 2 and the left fixing seat 111 and between the pump body 2 and the right fixing seat 121, the shock absorbing sheets 4 can be made of foam cotton pads, foaming glue, velvet paper or composite pearl cotton and other shock absorbing materials, the EVA foam pads are selected, and the EVA foam pads have the characteristics of convenience in use, free bending, ultrathin volume, reliable performance, excellent compression resistance deformation, ultrahigh rebound resilience, shock resistance, durability of elasticity and the like, and the shock absorbing sheets 4 made of the material not only can absorb the shock of the pump body 2, but also can absorb the shock generated by the pump body 2 and avoid the shock from being transmitted to the shell 1, so that the shock of the pump body 2 in the inflator pump is greatly lightened, and the abrasion problem caused by the shock of the pump body 2 is solved.
Referring to fig. 6 and 7, the inner side walls of the left housing 11 and the right housing 12 are provided with a plurality of arc ribs 13 which are horizontally and outwards protruded, and the plurality of arc ribs 13 form a left fixing seat 111 and a right fixing seat 121, so that the pump body 2 clamped and fixed by the left fixing seat 111 and the right fixing seat 121 is in a suspended state, a gap exists between the pump body 2 and the inner wall of the housing 1, and vibration transmitted to the housing 1 is reduced; the outer side of the arc-shaped convex rib 13 is bent inwards to form an arc shape matched with the outer peripheral surface of the middle part of the pump body 2, so that the left fixing seat 111 and the right fixing seat 121 can be attached to the outer periphery of the middle part of the pump body 2, the pump body 2 can be clamped and fixed, and the pump body 2 cannot be easily separated from the left fixing seat 111 and the right fixing seat 121 in vibration; the damping fin 4 is curved to be the arc with pump body 2 middle part periphery surface looks adaptation, makes it can paste and put between the middle part periphery of pump body 2 and arc protruding muscle 13 to can furthest reduce vibrations. In addition, a plurality of reinforcing ribs 14 perpendicular to the arc ribs 13 may be protruded on the right side walls of the left housing 11 and the right housing 12 to increase the supporting force of the arc ribs 13 and strengthen the supporting stability of the left fixing seat 111 and the right fixing seat 121.
As shown in fig. 6 and 7, as a preferred embodiment, the left fixing base 111 and the right fixing base 121 are each composed of a first rib 131, a second rib 132, a third rib 133 and a fourth rib 134 which are sequentially arranged from top to bottom; in the left housing 11 and/or the right housing 12, the width of the first convex rib 131 and the fourth convex rib 134 protruding horizontally outwards is larger than the width of the second convex rib 132 and the third convex rib 133 protruding horizontally outwards, and a damping groove is formed between the first convex rib 131 and the fourth convex rib 134; the pump body 2 may be a cylinder, the diameter of the middle part of the pump body 2 is larger than the diameters of the upper part and the lower part of the pump body 2, the middle part of the pump body 2 is arranged between the first convex rib 131 and the fourth convex rib 134, that is, the middle part of the pump body 2 is embedded into the damping groove, and the first convex rib 131 and the fourth convex rib 134 can prevent the pump body 2 from falling out of the left fixing seat 111 and the left fixing seat 111; the shock absorbing sheets 4 can be specifically arranged in four, are attached to two sides of the periphery of the middle of the pump body 2, are specifically arranged between the second convex rib 132 and the pump body 2 and between the third convex rib 133 and the pump body 2, and the second convex rib 132 and the third convex rib 133 can be respectively arranged at positions close to the first convex rib 131 and the fourth convex rib 134, so that the shock absorbing sheets 4 can be attached to positions close to two ends of the middle of the pump body 2, and the shock absorbing effect of the shock absorbing sheets 4 is maximized. The structure can realize better damping effect by using fewer arc ribs 13 and damping sheets 4.
Referring to fig. 4 and 6, the utility model further includes an arc-shaped fixing hoop 5, two connection seats 15 are convexly arranged on the inner side wall of the left shell 11 or the right shell 12, the lower part of the pump body 12 is abutted between the two connection seats 15, specifically, an abutting piece extends from one side opposite to the two connection seats 15, a chamfer is arranged on the abutting piece, and the lower part of the pump body 2 is abutted on the chamfer; screw holes are formed in the two connecting seats 15, two ends of the arc-shaped fixing hoop 5 are respectively in threaded connection with the screw holes in the two connecting seats 15 through bolts, so that the lower part of the pump body 2 is locked on the left shell 11 or the right shell 12, the fixation of the pump body 2 can be reinforced, the pump body 2 can be always maintained in a suspended state, and the shock absorption effect is improved.
Referring to fig. 5, the utility model further comprises an air outlet nozzle 6, an air pressure sensing module 7, a hose 8 and a three-way piece 9, wherein the air outlet 21 is connected with the air outlet nozzle 6 and extends out of the inner cavity through the air outlet nozzle 6, and the air outlet nozzle 6 is connected with an object to be inflated to realize inflation; the air pressure sensing module 7 is arranged on the outer side of the air outlet 21, the air pressure sensing module 7 is connected with one end of the hose 8, the other end of the hose 8 is connected with the air outlet 21, the three-way piece 9 can connect the other end of the hose 8, the air outlet nozzle 6 and the air outlet 21, and the arrangement of connecting pieces and the occupied space are reduced. The air pressure sensing module 7 is also in signal connection with the circuit board 3, the air pressure sensing module 7 senses the air pressure of inflation through the hose 8 and sends the information to the circuit board 3, and the circuit board 3 judges whether to stop inflation according to the air pressure of inflation without manually closing the inflator pump.
As shown in fig. 4 and 5, the pump body 2 is preferably a diaphragm pump, and has small structure volume, high inflation speed, high pressure, long service time and small vibration sound; the middle part of the diaphragm pump is provided with an air inlet 22, and the air inlet 22 can be extended downwards from the bottom surface of the middle part of the diaphragm pump, a plurality of air inlets 16 are formed in the position, corresponding to the air inlet 22, of the left shell 11 or the right shell 12, the air inlet 22 of the embodiment is close to the inner side wall of the right shell 12, a plurality of air inlets 16 are formed in the side wall of the right shell 12, when the diaphragm pump is inflated, the diaphragm pump sucks air through the air inlet 22, the air inlet 22 firstly absorbs air in the shell 1, and then external air is absorbed through the air inlets 16, so that the diaphragm pump normally operates; the traditional inflator pump is additionally provided with a hose connected with the air inlet 22 and the air charging opening 16, so that when the pump body 2 vibrates, the hose vibrates along with the pump body 2, the radian of vibration is larger, large noise can be generated, in addition, the length of the hose is longer, and the air charging speed of the pump body 2 is low; therefore, the utility model does not have a hose, the air charging port 16 is arranged on the shell 1 at a position close to the air inlet 22, the noise is low, and the air charging and exchanging speed of the diaphragm pump is high. The waterproof and breathable film 17 is arranged in the inflation inlet 16, so that water and dust are prevented from entering the shell 1 to influence the operation of the pump body 2, after the air inlet 22 fully absorbs air in the shell 1, the waterproof and breathable film 17 is deformed by the change of air pressure in the shell 1, gaps are formed between the waterproof and breathable film 17 and the inflation inlet 16 after the waterproof and breathable film 17 is deformed, the air passes through, the waterproof and breathable film 17 is restored to the original state after the inflation is finished, and the arrangement of the waterproof and breathable film 17 does not influence the inflation and ventilation speed of the diaphragm pump.
As shown in fig. 4 and 8, in an embodiment, a battery is not arranged in the shell 1, and a charging socket is arranged on the circuit board 3, so that the pump body 2 is directly powered through the charging socket, and the inflator pump is portable; the charging jack comprises a vehicle-mounted charging jack 32 and a Type-C jack 33, has various options and is convenient to use in the field; a control key 31 is also arranged on the circuit board 3, and the control key 31 controls the starting and stopping of the inflator pump; a key window and a charging window are arranged on the left shell 11 at positions corresponding to the control key 31 and the charging socket, and a sealing cover 18 is arranged on the charging window; when the left shell 11 and the right shell 12 are buckled left and right, the control key 31 is positioned in the key window, the charging jack is positioned at the inner side of the sealing cover 18, and the sealing cover 18 has a dustproof effect.
As shown in fig. 8 to 10, in another embodiment, a battery pack 112 may be disposed in the housing, the charge-discharge electric energy conversion efficiency of the battery pack 112 is high, the charge-discharge speed is fast, the charging socket may be further connected with the battery pack 112 to charge the battery pack, and the present embodiment further provides a structure for quickly assembling and disassembling the battery pack 112 on the housing 1, specifically, an opening 115 is disposed on the left housing 11 or the housing 12, the opening 115 extends toward the interior of the housing 1 and is provided with a containing cavity 113 into which the battery pack 112 is placed, a cover plate 114 provided with a switch opening 115 is rotated on the opening 115, and the battery pack 112 can be taken out from the containing cavity 113 when the cover plate 114 is opened; after the battery pack 112 is placed into the accommodating cavity 113 from the opening 115, the cover plate 114 is closed, so that the battery pack 112 can be assembled and disassembled very conveniently.
The above embodiments are only preferred embodiments of the present utility model, and are not limited to the present utility model, and all equivalent changes made according to the design key of the present utility model fall within the protection scope of the present utility model.
Claims (9)
1. An inflator pump, characterized in that: the device comprises a shell, a pump body, a circuit board and a damping piece, wherein an inner cavity is formed in the shell and is used for placing the pump body, the circuit board and the damping piece; the upper part of the pump body is provided with an air outlet which extends out of the inner cavity; the pump body is connected with the circuit board; the shell comprises a left shell body and a right shell body which are buckled left and right, a left fixing seat and a right fixing seat are correspondingly arranged on the inner sides of the left shell body and the right shell body respectively, a pump body is clamped and fixed left and right through the left fixing seat and the right fixing seat, and damping sheets are arranged between the pump body and the left fixing seat and between the pump body and the right fixing seat.
2. An inflator according to claim 1 wherein: the left side casing and right casing all the level outwards the evagination be equipped with a plurality of arc protruding muscle on the inside wall of casing, left fixing base and right fixing base are constituteed to a plurality of arc protruding muscle, the outside of the protruding muscle of arc inwards bends to form the arc shape with the pump body middle part periphery surface looks adaptation, the shock attenuation piece is crooked to be the arc and pastes between the middle part periphery of pump body and the protruding muscle of arc.
3. An inflator according to claim 2 wherein: the left fixing seat and the right fixing seat are composed of a first convex rib, a second convex rib, a third convex rib and a fourth convex rib which are sequentially arranged from top to bottom; in the left shell and/or the right shell, the width of the first convex rib and the fourth convex rib protruding outwards horizontally is larger than that of the second convex rib and the third convex rib protruding outwards horizontally, the diameter of the middle part of the pump body is larger than that of the upper part and the lower part of the pump body, and the middle part of the pump body is arranged between the first convex rib and the fourth convex rib; the damping sheet is arranged between the second convex rib and the pump body and between the third convex rib and the pump body.
4. An inflator according to claim 1 wherein: the pump body is characterized by further comprising an arc-shaped fixing hoop, wherein two connecting seats are convexly arranged on the inner side wall of the left shell or the right shell, and the lower part of the pump body is abutted between the two connecting seats; screw holes are formed in the two connecting seats, and two ends of the arc-shaped fixing hoop are respectively in threaded connection with the screw holes in the two connecting seats through bolts, so that the lower part of the pump body is locked on the left shell or the right shell.
5. An inflator according to claim 1 wherein: the air outlet is connected with the air outlet nozzle and extends out of the inner cavity through the air outlet nozzle; the air pressure sensing module is arranged at the outer side of the air outlet, the air pressure sensing module is connected with one end of a hose, and the other end of the hose is connected with the air outlet; the other end of the hose and the air outlet nozzle are connected with the air outlet through a tee piece.
6. An inflator according to claim 1 wherein: the damping sheet is foam pad or foaming glue.
7. An inflator according to claim 1 wherein: the pump body is a diaphragm pump, an air inlet is formed in the middle of the diaphragm pump, and a plurality of inflation inlets are formed in the position, corresponding to the air inlet, of the right shell.
8. An inflator according to claim 1 wherein: the battery pack is characterized by further comprising a battery pack, an opening is formed in the left shell or the right shell, a containing cavity for placing the battery pack is formed in the opening in an extending mode towards the inner side of the shell, and a cover plate with a switch opening is arranged on the opening in a rotating mode.
9. An inflator according to claim 1 wherein: the circuit board is provided with a control key and a charging socket, a key window and a charging window are arranged on the left shell corresponding to the control key and the charging socket, and a sealing cover is arranged on the charging window; when the left shell and the right shell are buckled left and right, the control key is positioned in the key window, and the charging jack is positioned at the inner side of the sealing cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320471565.2U CN219605518U (en) | 2023-03-13 | 2023-03-13 | Inflator pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320471565.2U CN219605518U (en) | 2023-03-13 | 2023-03-13 | Inflator pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219605518U true CN219605518U (en) | 2023-08-29 |
Family
ID=87748731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320471565.2U Active CN219605518U (en) | 2023-03-13 | 2023-03-13 | Inflator pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219605518U (en) |
-
2023
- 2023-03-13 CN CN202320471565.2U patent/CN219605518U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108464769B (en) | Device with self-inflating air bag vibration/noise reduction structure and dust collector with same | |
| CN219605518U (en) | Inflator pump | |
| CN211455783U (en) | New energy automobile is protection device for battery | |
| CN210033750U (en) | Inflation device capable of realizing constant pressure and suitable for different ball types | |
| CN105423445B (en) | Compressor assembly, outdoor unit and air conditioner | |
| CN212250375U (en) | Portable chargeable tyre inflator pump | |
| CN211642051U (en) | Wireless rechargeable vehicle mobile phone support | |
| CN214999049U (en) | Device for environmental protection and noise reduction | |
| CN201109190Y (en) | Air compressor apparatus | |
| CN211059034U (en) | Pipeline fan convenient to installation just has structure of making an uproar of falling | |
| CN219529245U (en) | Shock-absorbing structure of air compressor | |
| CN217148572U (en) | Small-size oxygenerator of low noise | |
| CN215379230U (en) | Education public address set for education under education science and technology line | |
| CN212928225U (en) | Non-negative pressure energy-saving pump | |
| WO2021174436A1 (en) | Portable inflation pump | |
| CN212867850U (en) | Built-in electric inflating device | |
| CN215860458U (en) | Intercooler supporting device of generator set | |
| CN216788759U (en) | Portable fan | |
| CN219622830U (en) | Pop-up internal and external dual-purpose pump | |
| CN217873473U (en) | Centrifugal fan with noise reduction function | |
| CN221800447U (en) | Low-resonance air damper | |
| CN219865544U (en) | Internal and external dual-purpose pump | |
| CN215687416U (en) | Noise reduction structure of handheld dust collector | |
| CN2585107Y (en) | Foamed plastic absorbing damp block | |
| CN216677644U (en) | Low-noise constant-temperature shelter and movable oxygen generation station |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |