CN114123625B - Motor mounting seat of refrigeration compressor - Google Patents
Motor mounting seat of refrigeration compressor Download PDFInfo
- Publication number
- CN114123625B CN114123625B CN202111492566.7A CN202111492566A CN114123625B CN 114123625 B CN114123625 B CN 114123625B CN 202111492566 A CN202111492566 A CN 202111492566A CN 114123625 B CN114123625 B CN 114123625B
- Authority
- CN
- China
- Prior art keywords
- motor
- box body
- bottom plate
- mounting
- plate
- 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
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/24—Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
- H02K5/207—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium with openings in the casing specially adapted for ambient air
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Compressor (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The invention belongs to the technical field of compressor equipment, and discloses a motor mounting seat of a refrigeration compressor, which has the technical key points that: the motor box comprises a box body, fixed mounting has the bottom plate between the box inner wall, bottom plate fixed surface installs damping spring, damping spring's flexible end fixedly connected with loading board, motor body has been placed on the loading board surface, the box inner chamber is provided with the multiunit installation section of thick bamboo, the box inner wall is provided with the adjustment mechanism who is connected with the installation section of thick bamboo, adjustment mechanism is including removal portion and control part, be provided with the fixed establishment who mutually supports with motor body in the installation section of thick bamboo, fixed establishment is including extrusion portion and clamping part, be provided with heat dissipation mechanism between bottom plate and the box inner bottom wall, through setting up extrusion portion and clamping part and mutually supporting, can be when fixing the motor, the effectual vibration that alleviates the motor operation in-process and produce, stability when improving the motor operation.
Description
Technical Field
The invention relates to the technical field of compressor equipment, in particular to a motor mounting seat of a refrigeration compressor.
Background
A refrigerant compressor in a vapor compression refrigeration system increases the pressure of a refrigerant from a low pressure to a high pressure and causes the refrigerant to circulate continuously, thereby causing the system to continuously reject internal heat to an environment above the temperature of the system. A refrigeration compressor is the heart of a refrigeration system that inputs electrical energy through the compressor, thereby rejecting heat from a low temperature environment to a high temperature environment. The energy efficiency ratio of the refrigerant compressor determines the energy efficiency ratio of the overall refrigerant system.
The inside motor of compressor uses bolt snap-on the mount pad surface usually when using for the installation and the dismantlement process of motor are comparatively troublesome, and the compressor all can produce violent vibration when using, and current motor easily leads to the motor to take place to damage because snap-on lacks corresponding shock attenuation buffer measure in the mount pad surface.
Disclosure of Invention
The present invention aims to provide a motor mounting base of a refrigeration compressor to solve the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a compressor motor mount pad, includes the box, the box top has been seted up and has been placed the mouth, fixed mounting has the bottom plate between the box inner wall, bottom plate fixed surface installs damping spring, damping spring's flexible end fixedly connected with loading board, motor body has been placed on the loading board surface, the box inner chamber is provided with the multiunit installation section of thick bamboo, the multiunit installation section of thick bamboo is the annular around the box axis and distributes, the box inner wall is provided with the adjustment mechanism who is connected with the installation section of thick bamboo, adjustment mechanism is including removal portion and control part, removal portion is connected with the installation section of thick bamboo, the control part is connected with the removal portion, be provided with the fixed establishment who mutually supports with motor body in the installation section of thick bamboo, fixed establishment is including extrusion portion and clamping part, be provided with heat dissipation mechanism between bottom plate and the box diapire.
As a further scheme of the invention: the movable part is including the multiunit threaded rod of rotation installation between diapire in the box and the interior roof, the multiunit the threaded rod is the annular and distributes in the box, the screw thread opposite direction of threaded rod both sides, threaded rod surface threaded connection has two sets of sliding blocks that distribute relatively, sliding block surface rotation installs the push-and-pull rod, the one end that the sliding block was kept away from to the push-and-pull rod rotates with the installation section of thick bamboo to be connected, the top and the control part of threaded rod are connected.
As a further scheme of the invention: the control part is including the connection fluted disc of threaded rod top end fixed mounting, box roof sliding connection has and places the control ring of the mutual joint of mouth, the lateral wall fixed mounting that the fluted disc was connected towards the control ring has the ring gear of being connected with the meshing of connection fluted disc, the constant head tank that the multiunit was the annular and distributes is seted up on the control ring surface, the box roof rotates the locating lever of installing with the mutual joint of constant head tank.
As a further scheme of the invention: and a handle is rotatably arranged on the surface of the control ring.
As a further scheme of the invention: the extrusion portion is including sliding connection's between the installation section of thick bamboo inner wall mounting panel, installation section of thick bamboo inner wall fixed mounting have with mounting panel fixed connection's buffer spring, mounting panel fixed surface is connected with the bracing piece, the one end that the mounting panel was kept away from to the bracing piece extends the installation section of thick bamboo and fixedly connected with and motor body fixed plate of mutually supporting.
As a further scheme of the invention: the clamping part rotates the connecting rod of installation respectively including the both sides wall that the installation section of thick bamboo was carried on the back mutually, the one end that the installation section of thick bamboo was kept away from to the connecting rod rotates and is connected with the stripper plate, installation section of thick bamboo fixed surface install with connecting rod fixed connection's coupling spring, connecting rod fixed surface installs the holding ring.
As a further scheme of the invention: the heat dissipation mechanism comprises a fan fixedly mounted between a bottom plate and the inner bottom wall of the box body, an air inlet hole is formed in the side wall of the box body, and ventilation holes matched with the fan are formed in the surface of the bottom plate.
As a still further scheme of the invention: the bottom plate diapire fixed mounting cup joints the filter screen in the fan outside.
Compared with the prior art, the invention has the beneficial effects that: through setting up by the mounting panel, buffer spring, the bracing piece, the extrusion portion that the fixed plate is constituteed and by the connecting rod, a connecting spring, the holding ring, the clamping part that the stripper plate is constituteed is mutually supported, can be when fixing the motor, the effectual vibration that alleviates the motor and run the in-process and produce, improve the stability when the motor moves, through setting up by the fan, the fresh air inlet, the heat dissipation mechanism and the bottom plate that the ventilation hole is constituteed mutually support, can effectively improve the circulation speed of air in the box and then carry out the efficient heat dissipation to the motor, the installation and the dismantlement process of having solved current motor are comparatively troublesome, and the compressor all can produce violent vibration when using, the motor is owing to the snap-on lacks corresponding shock attenuation buffer measure on the mount pad surface, easily lead to the problem that the motor takes place to damage.
Drawings
Fig. 1 is a schematic structural view of a motor mount of a refrigeration compressor.
Fig. 2 is an enlarged schematic view of a in fig. 1.
Fig. 3 is a schematic top view of a fixing plate and its connection structure in a motor mounting base of a refrigeration compressor.
Fig. 4 is a schematic view of the external structure of a box in a motor mounting seat of a refrigeration compressor.
Wherein: the device comprises a box body 1, a bottom plate 2, a damping spring 3, a bearing plate 4, an installation cylinder 5, an adjusting mechanism 6, a moving part 61, a threaded rod 611, a sliding block 612, a push-pull rod 613, a control part 62, a connecting fluted disc 621, a control ring 622, a gear ring 623, a positioning groove 624, a positioning rod 625, a fixing mechanism 7, an extrusion part 71, an installation plate 711, a damping spring 712, a supporting rod 713, a fixing plate 714, a clamping part 72, a connecting rod 721, a connecting spring 722, a positioning ring 723, an extrusion plate 724, a heat dissipation mechanism 8, a fan 81, an air inlet 82, a vent hole 83, a filter screen 9 and a handle 10.
Detailed Description
It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
As shown in fig. 1, a structural diagram of a motor mounting seat of a refrigeration compressor provided in an embodiment of the present invention includes a box body 1, a placement opening is formed at a top end of the box body 1, a bottom plate 2 is fixedly installed between inner walls of the box body 1, a damping spring 3 is fixedly installed on a surface of the bottom plate 2, a bearing plate 4 is fixedly connected to a telescopic end of the damping spring 3, a motor body is placed on a surface of the bearing plate 4, a plurality of sets of installation cylinders 5 are disposed in an inner cavity of the box body 1, the plurality of sets of installation cylinders 5 are annularly distributed around an axis of the box body 1, an adjusting mechanism 6 connected to the installation cylinders 5 is disposed on an inner wall of the box body 1, the adjusting mechanism 6 includes a moving portion 61 and a control portion 62, the moving portion 61 is connected to the installation cylinders 5, the control portion 62 is connected to the moving portion 61, a fixing mechanism 7 mutually matched with the motor body is disposed in the installation cylinders 5, the fixing mechanism 7 includes an extrusion portion 71 and a clamping portion 72, and a heat dissipation mechanism 8 is disposed between the bottom wall of the bottom plate 2 and the box body 1.
When using, place the loading board 4 surface in the box 1 with the motor that needs to be fixed, drive multiunit installation section of thick bamboo 5 through control part 62 and removal portion 61 mutually support and be the annular towards the motor and remove, the extrusion portion 71 on installation section of thick bamboo 5 surface carries out preliminary fixed to the motor, clamping part 72 through installation section of thick bamboo 5 surface setting further carries out the centre gripping to the both ends of motor fixed, effectively improve the stability of motor, and the motor is when moving, can effectively alleviate the vibration that the motor produced when moving through extrusion portion 71 and clamping part 72 mutually support, can blow the cooling to box 1 inner chamber through heat dissipation mechanism 8, avoid the long-time high temperature operation of motor to cause the damage.
As shown in fig. 1 and fig. 2, as a preferred embodiment of the present invention, the moving part 61 includes a plurality of sets of threaded rods 611 rotatably installed between the inner bottom wall and the inner top wall of the box 1, the plurality of sets of threaded rods 611 are annularly distributed in the box 1, the thread directions of both sides of the threaded rods 611 are opposite, two sets of sliding blocks 612 oppositely distributed are threadedly connected to the surface of the threaded rods 611, a push-pull rod 613 is rotatably installed on the surface of the sliding blocks 612, one end of the push-pull rod 613 away from the sliding blocks 612 is rotatably connected to the mounting cylinder 5, and the top end of the threaded rods 611 is connected to the control part 62.
When the installation barrel is used, the control part 62 drives the threaded rod 611 to rotate so as to drive the two groups of sliding blocks 612 to move relatively along the direction of the threaded rod 611, and the sliding blocks 612 move relatively and drive the installation barrel 5 to move towards the direction of the motor through the push-pull rod 613 so as to extrude and fix the motor.
As shown in fig. 2 and 4, as a preferred embodiment of the present invention, the control portion 62 includes a connecting toothed disc 621 fixedly mounted on a top end of the threaded rod 611, a control ring 622 slidably connected to the top wall of the case 1 and engaged with the placing port, a gear ring 623 engaged with the connecting toothed disc 621 and fixedly mounted on a side wall of the control ring 622 facing the connecting toothed disc 621, a plurality of groups of positioning slots 624 annularly distributed on a surface of the control ring 622, and a positioning rod 625 engaged with the positioning slots 624 and rotatably mounted on the top wall of the case 1.
As shown in fig. 2, as a preferred embodiment of the present invention, the handle 10 is surface-rotatably mounted on the control ring 622.
When using, at the rotatory control ring 622 of the mouth of placing on box 1 surface, control ring 622 rotates and drives threaded rod 611 through ring gear 623 and connection fluted disc 621 meshing transmission, and after installation cylinder 5 extrudees the motor fixedly through extrusion portion 71, insert the locating lever 625 of box 1 roof in corresponding constant head tank 624 and then fix the position of control ring 622, when needs are dismantled the motor, with locating lever 625 and constant head tank 624 separation, handheld control ring 622 antiport, control ring 622 drives threaded rod 611 and rotates and then drives installation cylinder 5 and remove towards keeping away from the motor direction, can be convenient dismantle the motor.
As shown in fig. 1 and fig. 3, as a preferred embodiment of the present invention, the extruding portion 71 includes a mounting plate 711 slidably connected between inner walls of the mounting tube 5, a buffer spring 712 fixedly connected with the mounting plate 711 is fixedly mounted on the inner wall of the mounting tube 5, a support rod 713 is fixedly connected to a surface of the mounting plate 711, and one end of the support rod 713, which is far away from the mounting plate 711, extends out of the mounting tube 5 and is fixedly connected with a fixing plate 714 matched with the motor body.
When using, installation section of thick bamboo 5 removes towards the motor, and the annular fixed plate 714 in the installation section of thick bamboo 5 outside is hugged closely with the motor surface and is carried out extrusion fixed to the motor, when the motor operation produced great vibration, fixed plate 714 can effectually protect the motor through bracing piece 713, mounting panel 711 and buffer spring 712 mutually supporting, avoids motor vibration to cause the damage.
As shown in fig. 1, as a preferred embodiment of the present invention, the clamping portion 72 includes a connecting rod 721 rotatably mounted on two opposite side walls of the mounting cylinder 5, respectively, one end of the connecting rod 721 away from the mounting cylinder 5 is rotatably connected to a pressing plate 724, a connecting spring 722 fixedly connected to the connecting rod 721 is fixedly mounted on the surface of the mounting cylinder 5, and a positioning ring 723 is fixedly mounted on the surface of the connecting rod 721.
When using, after fixed plate 714 extrudees fixedly to the motor middle part, hug closely the stripper plate 724 and the motor lateral wall of installation 5 both sides, the holding ring 723 that will the surface of multiunit connecting rod 721 on the same height passes through the elastic cord and perforates and connects, mutually support through elastic cord and holding ring 723, can make connecting rod 721 and stripper plate 724 carry out the omnidirectional to the both ends of motor and support fixedly, and when the motor vibrates, carry out the efficient to the both ends of motor and protect, avoid the too big damage that causes of motor vibration range.
As shown in fig. 1, as a preferred embodiment of the present invention, the heat dissipating mechanism 8 includes a fan 81 fixedly installed between the bottom plate 2 and the inner bottom wall of the box body 1, an air inlet 82 is opened on the side wall of the box body 1, and a vent 83 matched with the fan 81 is opened on the surface of the bottom plate 2.
When the motor cooling box is used, when the motor runs in the box body 1 for a long time to generate a large amount of heat, the fan 81, the air inlet 82 and the air vent 83 are matched with each other, so that the air flow speed in the box body 1 can be effectively accelerated, and the motor is cooled and dissipated quickly.
As shown in fig. 1, as a preferred embodiment of the present invention, the bottom wall of the bottom plate 2 is fixedly installed with a filter screen 9 sleeved outside the blower 81, so as to effectively prevent the motor from being damaged by blowing dust mixed in air outside the box body 1 into the motor during the blowing and heat dissipation process.
The working principle of the invention is as follows: when the motor dismounting device is used, a motor to be fixed is placed on the surface of the bearing plate 4 in the box body 1, the control ring 622 is rotated at a placing opening on the surface of the box body 1, the control ring 622 rotates and is in meshed transmission with the connecting fluted disc 621 through the gear ring 623 so as to drive the threaded rod 611 to rotate, the threaded rod 611 rotates so as to drive the two groups of sliding blocks 612 to move relatively along the direction of the threaded rod 611, the sliding blocks 612 move relatively and drive the mounting cylinder 5 to move towards the motor direction through the push-pull rod 613 so as to extrude and fix the motor, after the mounting cylinder 5 extrudes and fixes the motor through the extrusion part 71, the positioning rod 625 on the top wall of the box body 1 is inserted into the corresponding positioning groove 624 so as to fix the position of the control ring 622, when the motor needs to be dismounted, the positioning rod 625 is separated from the positioning groove 624, the handheld control ring 622 rotates reversely so as to drive the mounting cylinder 5 to move towards the direction far away from the motor through the rotation of the threaded rod 611, so as to conveniently dismount the motor.
When the motor operation produced great vibration, fixed plate 714 passes through bracing piece 713, mounting panel 711 and buffer spring 712 cooperate each other can effectually protect the motor, after fixed plate 714 extrudees fixedly to the motor middle part, hug closely the stripper plate 724 and the motor lateral wall of installation section of thick bamboo 5 both sides, the holding ring 723 on the multiunit connecting rod 721 surface on with the same height through the elastic cord carries out the perforation connection, cooperate each other through elastic cord and holding ring 723, can make connecting rod 721 and stripper plate 724 carry out the omnidirectional to the both ends of motor and support fixedly, and when the motor vibrates, carry out the efficient protection to the both ends of motor, avoid the too big damage that causes of motor vibration range.
Although the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (5)
1. A motor mounting seat of a refrigeration compressor comprises a box body, wherein a placing opening is formed in the top end of the box body, a bottom plate is fixedly mounted between the inner walls of the box body, a damping spring is fixedly mounted on the surface of the bottom plate, a bearing plate is fixedly connected with the telescopic end of the damping spring, and a motor body is placed on the surface of the bearing plate. The surface of the threaded rod is in threaded connection with two groups of sliding blocks which are distributed oppositely, the surface of each sliding block is rotatably provided with a push-pull rod, one end, far away from the sliding block, of each push-pull rod is rotatably connected with the installation cylinder, the top end of the threaded rod is connected with the control part, the control part comprises a connecting fluted disc fixedly arranged at the top end of the threaded rod, the top wall of the box body is slidably connected with a control ring which is mutually clamped with the placing opening, the side wall of the control ring, facing the connecting fluted disc, is fixedly provided with a gear ring which is meshed with the connecting fluted disc, the surface of the control ring is provided with a plurality of groups of positioning grooves which are distributed annularly, the top wall of the box body is rotatably provided with positioning rods which are mutually clamped with the positioning grooves, the surface of the control ring is rotatably provided with a handle, a fixing mechanism which is mutually matched with the motor body is arranged in the installation cylinder, and comprises an extrusion part and a clamping part, and a heat dissipation mechanism is arranged between the bottom plate and the inner bottom wall of the box body.
2. The motor mounting base for the refrigeration compressor as claimed in claim 1, wherein the extruding portion includes a mounting plate slidably connected between inner walls of the mounting cylinder, the inner walls of the mounting cylinder are fixedly provided with a buffer spring fixedly connected with the mounting plate, the surface of the mounting plate is fixedly connected with a support rod, one end of the support rod, which is far away from the mounting plate, extends out of the mounting cylinder and is fixedly connected with a fixing plate mutually matched with the motor body.
3. The motor mounting seat for a refrigeration compressor as claimed in claim 1, wherein the clamping portion comprises a connecting rod rotatably mounted on opposite side walls of the mounting cylinder, a pressing plate is rotatably connected to an end of the connecting rod away from the mounting cylinder, a connecting spring fixedly connected to the connecting rod is fixedly mounted on the surface of the mounting cylinder, and a positioning ring is fixedly mounted on the surface of the connecting rod.
4. The motor mounting base of the refrigeration compressor as claimed in claim 1, wherein the heat dissipation mechanism comprises a fan fixedly mounted between a bottom plate and a bottom wall of the box body, the side wall of the box body is provided with an air inlet hole, and the surface of the bottom plate is provided with a vent hole matched with the fan.
5. The motor mounting seat for the refrigeration compressor as recited in claim 4, wherein the bottom wall of the bottom plate is fixedly provided with a filter screen sleeved outside the fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111492566.7A CN114123625B (en) | 2021-12-08 | 2021-12-08 | Motor mounting seat of refrigeration compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111492566.7A CN114123625B (en) | 2021-12-08 | 2021-12-08 | Motor mounting seat of refrigeration compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114123625A CN114123625A (en) | 2022-03-01 |
| CN114123625B true CN114123625B (en) | 2022-11-22 |
Family
ID=80363449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111492566.7A Active CN114123625B (en) | 2021-12-08 | 2021-12-08 | Motor mounting seat of refrigeration compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114123625B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209814770U (en) * | 2019-01-16 | 2019-12-20 | 濮阳市华阳科技有限公司 | Component placing device for Internet of things |
| CN209562308U (en) * | 2019-03-28 | 2019-10-29 | 湖南大学 | A kind of temperature control protective device for magneto |
| CN209913637U (en) * | 2019-05-05 | 2020-01-07 | 韶关市武江区铭全机械配件加工有限公司 | Installation base for aluminum shell motor |
| CN210716764U (en) * | 2019-06-13 | 2020-06-09 | 天津创智恒信智能科技发展有限公司 | Auxiliary device for mounting electromechanical equipment |
| CN212162974U (en) * | 2020-05-19 | 2020-12-15 | 刘守文 | Movable motor installation equipment |
| CN111577672B (en) * | 2020-05-29 | 2021-02-26 | 湖南理工职业技术学院 | Noise-reducing and shock-absorbing device for fan |
| CN214412448U (en) * | 2020-12-31 | 2021-10-15 | 江苏心力量智能科技有限公司 | Mount for motor disassembly convenient to disassemble and assemble |
| CN214281083U (en) * | 2021-01-25 | 2021-09-24 | 罗楠 | Motor protection device for mechatronics |
-
2021
- 2021-12-08 CN CN202111492566.7A patent/CN114123625B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN114123625A (en) | 2022-03-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114123625B (en) | Motor mounting seat of refrigeration compressor | |
| CN212116082U (en) | Heat dissipation protection device for electromechanical equipment | |
| CN210201279U (en) | High heat dissipation type high voltage distribution cabinet | |
| CN211481156U (en) | Vibration damping base for frequency converter | |
| CN210859302U (en) | Axial-flow type ventilation fan | |
| CN219132124U (en) | Assembly mounting fixture of outer machine of air conditioner | |
| CN112650367A (en) | Noise-proof device for micro server of electronic computer | |
| CN211152560U (en) | Heat radiator for electronic and electrical equipment | |
| CN220823627U (en) | Security protection control computer lab control management server | |
| CN220034053U (en) | Nitrogen generator with heat dissipation function | |
| CN117108509B (en) | Compressor of refrigerating air conditioner | |
| CN218816841U (en) | Energy-saving air compressor unit | |
| CN212970581U (en) | High power density exhaust fan controller | |
| CN218063326U (en) | Tractor intelligent gearbox capable of being adjusted flexibly | |
| CN220850037U (en) | Variable-frequency screw air compressor with good heat dissipation effect | |
| CN220020226U (en) | Spliced radiator | |
| CN220235300U (en) | Aluminum shell of battery car controller | |
| CN214412490U (en) | High-efficiency explosion-proof three-phase asynchronous motor convenient to assemble | |
| CN220717995U (en) | Multi-station automatic tapping machine | |
| CN209164037U (en) | A kind of crankcase throttling stopper structure of refrigeration compressor | |
| CN213401399U (en) | PDA battery performance protection device | |
| CN219955509U (en) | Full direct current variable frequency multifunctional machine | |
| CN215683074U (en) | Machine tool control cabinet heat dissipation device | |
| CN220338039U (en) | Computer cabinet | |
| CN212367061U (en) | Cooling device for motor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |