CN114215878A - Variable frequency driver mounted on vehicle - Google Patents
Variable frequency driver mounted on vehicle Download PDFInfo
- Publication number
- CN114215878A CN114215878A CN202111552825.0A CN202111552825A CN114215878A CN 114215878 A CN114215878 A CN 114215878A CN 202111552825 A CN202111552825 A CN 202111552825A CN 114215878 A CN114215878 A CN 114215878A
- Authority
- CN
- China
- Prior art keywords
- mounting
- mount pad
- vehicle
- installation foot
- hole
- 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.)
- Pending
Links
- 238000009434 installation Methods 0.000 claims abstract description 37
- 238000006243 chemical reaction Methods 0.000 claims abstract description 4
- 238000001179 sorption measurement Methods 0.000 claims description 11
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 5
- 239000004033 plastic Substances 0.000 claims description 5
- 230000003139 buffering effect Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000000428 dust Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 4
- 230000035939 shock Effects 0.000 description 4
- 239000006096 absorbing agent Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R11/02—Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20172—Fan mounting or fan specifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R2011/0042—Arrangements for holding or mounting articles, not otherwise provided for characterised by mounting means
Abstract
The application discloses install in frequency conversion driver of vehicle, including drive assembly and mount pad, drive assembly is fixed to be set up on the mount pad, install the fan on the mount pad, the bleeder vent has been seted up on the mount pad, drive assembly's radiator is located in the cavity of mount pad, still arrange and the gasbag ring including the installation foot, the installation foot is arranged and is fixed together with the mount pad through the bolt, be provided with the through-hole on arranging the installation foot, the bolt passes the through-hole that the installation foot was arranged, and the diameter of through-hole is greater than the diameter of screw rod, the gasbag ring housing is established on the screw rod, and the gasbag ring clamp is pressed from both sides tightly between bolt and installation foot are arranged, the installation foot is arranged and is offered the mounting hole of cross form. The invention has the following beneficial effects: the driving assembly has certain buffering performance relative to the installation seat, and the installation foot bar can be directly installed on a vehicle.
Description
Technical Field
The invention relates to the field of frequency converters, in particular to a variable frequency driver arranged on a vehicle.
Background
At present, a frequency converter is required to be installed on a vehicle more and more, the frequency converter is required to be in a relatively stable environment during working, but bumping can be inevitably caused in the process of advancing of the vehicle, so that the frequency converter is kept stable in the process of driving of the vehicle, a shock absorber is generally installed in the form of a spring or a shock pad at present, but the method for installing the spring or the shock pad is quite inconvenient, the spring is easy to be stuck by sundries entering the frequency converter during driving, and the shock pad (generally made of silica gel or rubber) can influence the heat dissipation of the frequency converter.
Disclosure of Invention
The invention aims at the problem and provides a variable frequency drive installed on a vehicle.
The technical scheme adopted by the invention is as follows:
the utility model provides an install in frequency conversion driver of vehicle, includes drive assembly and mount pad, drive assembly is fixed to be set up on the mount pad, install the fan on the mount pad, the bleeder vent has been seted up on the mount pad, drive assembly's radiator is located in the cavity of mount pad, still arrange and the gasbag ring including the installation foot, the installation foot is arranged and is fixed together with the mount pad through the bolt, be provided with the through-hole on arranging the installation foot, the bolt passes the through-hole on arranging the installation foot, and the diameter of through-hole is greater than the diameter of screw rod, the gasbag ring housing is established on the screw rod, and the gasbag ring clamp is pressed from both sides tightly between bolt and installation foot are arranged, the installation foot is arranged and is offered the mounting hole of cross form.
In the variable frequency driver, the mounting seat and the driving component adopt an upper mounting mode, namely the driving component is positioned above the mounting seat, the driving component is in a suspended state relative to the mounting seat, when in mounting, the mounting foot row is used for mounting and fixing, because the mounting holes on the mounting foot row are cross-shaped mounting holes, after the mounting foot row is fixed on a vehicle by using screws, the mounting foot row can swing front and back and left and right relative to the vehicle, thus when the vehicle brakes and starts, the mounting seat can swing adaptively relative to the vehicle, and because the bolts are sleeved with air bag rings (which can be made of rubber materials), and the through holes on the mounting foot row are larger than the diameter of the bolts (which is equivalent to that the mounting seat is in a suspended state relative to the mounting foot row), when the vehicle bumps or the vehicle brakes and starts, the gasbag ring can play good cushioning effect, through the unsettled installation of above-mentioned drive assembly, then adopt unsettled installation again between mount pad and the installation foot row, because the gasbag ring has good cushioning effect, through above-mentioned structure, drive assembly has certain shock-absorbing capacity for between the mount pad, can directly arrange the installation foot and install on the vehicle, when the vehicle takes place to jolt and the vehicle starts or the brake, can not arouse drive assembly vibrations, make drive assembly can the steady operation.
Optionally, detachably is provided with the baffle on the mount pad, the bleeder vent sets up on the baffle, the bleeder vent is trapezoidal form's bleeder vent, and the wide aperture of bleeder vent is located the outer wall of mount pad, the narrow aperture of bleeder vent is located the inner wall of mount pad, a hole wall face of bleeder vent is the adsorption plane.
The specific adsorption surface is a relatively rough inclined surface, when gas moves from the outside of the mounting seat to the inside of the mounting seat, the gas channel is more and more narrow, the gas can be in contact with the adsorption surface, and the adsorption surface is a rough inclined surface, so that dust in the gas can be adsorbed on the adsorption surface, and the dust is reduced to enter the mounting seat.
The fan adopts the mode of bleeding in this structure of concrete, and the fan is arranged in drawing the air in the mount pad to the environment promptly, and the air in the environment passes through in the bleeder vent gets into the mount pad, can let the low temperature low dust content gas in the environment constantly get into in the mount pad like this.
Optionally, the baffle has the polylith, and every baffle all sets up on the mount pad, all is provided with the bleeder vent on every baffle, and is parallel to each other between the baffle.
The parallel baffles are arranged to act as a multi-layer filter for the air, so that the dust content in the air blown to the radiator is low.
Optionally, the fan and the baffle are respectively located at two sides of the driving assembly radiator, and the fan and the baffle are not in contact with the radiator.
The fan and the baffle are positioned on two sides of the radiator, so that a straight blowing airflow is formed to blow the radiator, and the cooling efficiency of the airflow is improved.
Optionally, a storage box is arranged in the mounting seat.
The storage box can be used for storing some water absorbing agents, and the phenomenon that the radiator is corroded due to overhigh humidity is avoided.
Optionally, the number of the mounting foot rows is two, two mounting holes are formed in the two mounting foot rows, and the two mounting foot rows are in a parallel state.
Optionally, the mounting leg row is an L-shaped mounting leg row, and a reinforcing plate is arranged on the mounting leg row, and the reinforcing plate is in a parallel state.
The reinforcing plate is arranged to ensure the strength of the mounting foot row.
Optionally, each bolt is sleeved with two air bag rings, and the two air bag rings are respectively located on two sides of the mounting foot row.
The two air bag rings are arranged and are respectively positioned on two sides of the mounting foot row, and the design is to play a role in buffering on two sides of the mounting foot row and reduce vibration of the driving assembly caused by bumping during vehicle running as much as possible.
Optionally, the mounting seat is made of plastic, and the hole wall of the air hole is made of metal.
The specific mounting seat is made of plastic, and the air holes are formed in the baffle made of metal.
Optionally, a screw hole is formed in the mounting seat, and the screw hole is located at the bottom of the mounting seat.
The screw has been seted up on the mount pad, the screw is in the same place with the bolt cooperation, and the screw is located the bottom of mount pad, because the bolt housing is equipped with two gasbag rings, so have a gasbag ring to plug up the screw, so one can be bled at the fan and guarantee that the screw is airtight, has reduceed the probability that the dust got into in the mount pad, two then appear ponding in the mount pad and be, can twist the bolt, make gasbag ring no longer paste tight screw, make ponding in the mount pad flow out from the screw smoothly.
The invention has the beneficial effects that: the driving assembly has certain buffering performance relative to the installation seat, the installation foot bar can be directly installed on a vehicle, and when the vehicle jolts and starts or brakes, the driving assembly cannot be vibrated.
Description of the drawings:
figure 1 is a schematic diagram of a variable frequency drive mounted to a vehicle,
figure 2 is a schematic diagram of the structure of the heat sink in the mounting seat,
FIG. 3 is a schematic view showing the fitting relationship of the screw, the air bag ring and the mounting leg row,
FIG. 4 is a schematic diagram of the structure of the ventilation holes on the baffle plate.
The figures are numbered: 1. a drive assembly; 2. a fan; 3. installing a base; 4. mounting a foot bar; 401. mounting holes; 5. a reinforcing plate; 6. a bolt; 7. a baffle plate; 701. air holes are formed; 702. an absorbent surface; 8. a balloon ring.
The specific implementation mode is as follows:
the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1, fig. 2, fig. 3 and fig. 4, a frequency conversion driver installed on a vehicle, including drive assembly 1 and mount pad, drive assembly 1 is fixed to be set up on the mount pad, install fan 2 on the mount pad, bleeder vent 701 has been seted up on the mount pad, the radiator of drive assembly 1 is located the cavity of mount pad, still include installation foot row 4 and gasbag ring 8, installation foot row 4 is together fixed with the mount pad through bolt 6, be provided with the through-hole on the installation foot row 4, bolt 6 passes the through-hole on the installation foot row 4, the diameter of through-hole is greater than the diameter of screw rod, 8 covers of gasbag ring are established on the screw rod, and gasbag ring 8 presss from both sides tightly between bolt 6 and installation foot row 4, the cross mounting hole 401 has been seted up on the installation foot row 4.
In the variable frequency driver, the mounting seat and the driving component 1 adopt an upper mounting mode, namely the driving component 1 is positioned above the mounting seat, the driving component 1 is in a suspended state relative to the mounting seat, when in mounting, the mounting foot row 4 is used for mounting and fixing, because the mounting hole 401 on the mounting foot row 4 is a cross-shaped mounting hole 401, after the mounting foot row 4 is fixed on a vehicle by using a screw, the mounting foot row 4 can swing forwards and backwards and leftwards relative to the vehicle, thus when the vehicle brakes and starts, the mounting seat can swing adaptively relative to the vehicle, and because the bolt 6 is sleeved with an air bag ring 8 (which can be made of rubber material), and the through hole on the mounting foot row 4 is larger than the diameter of the bolt 6 (which is equivalent to that the mounting seat is in a suspended state relative to the mounting foot row 4), when the vehicle bumps or the vehicle starts to brake, gasbag ring 8 can play good cushioning effect, through the unsettled installation of above-mentioned drive assembly 1, then adopt unsettled installation again between mount pad and the installation foot row 4, because gasbag ring 8 has good cushioning effect, through the structure, drive assembly 1 has certain shock-absorbing capacity for between the mount pad, can directly install installation foot row 4 on the vehicle, when the vehicle takes place to jolt and the vehicle starts or the brake, can not arouse drive assembly 1 vibrations, make drive assembly 1 can the steady operation.
As shown in fig. 1, fig. 2, fig. 3 and fig. 4, a baffle 7 is detachably disposed on the mounting seat, the vent holes 701 are disposed on the baffle 7, the vent holes 701 are trapezoidal vent holes 701, the wide holes of the vent holes 701 are disposed on the outer wall of the mounting seat, the narrow holes of the vent holes 701 are disposed on the inner wall of the mounting seat, and one hole wall surface of the vent holes 701 is an adsorption surface.
The specific adsorption surface is a relatively rough inclined surface, when gas moves from the outside of the mounting seat to the inside of the mounting seat, the gas channel is more and more narrow, the gas can be in contact with the adsorption surface, and the adsorption surface is a rough inclined surface, so that dust in the gas can be adsorbed on the adsorption surface, and the dust is reduced to enter the mounting seat.
Specifically, the fan 2 in the structure adopts an air exhaust mode, namely the fan 2 is used for exhausting air in the mounting seat to the environment, and the air in the environment enters the mounting seat through the air holes 701, so that low-temperature low-dust-content gas in the environment can continuously enter the mounting seat.
As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the baffle has a plurality of blocks, each baffle 7 is arranged on the mounting seat, each baffle 7 is provided with an air hole 701, and the baffles 7 are parallel to each other.
The parallel baffles 7 are arranged to act as a multi-layer filter for the air, so that the air blown to the heat sink is low in dust content.
As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the fan 2 and the baffle 7 are respectively located at two sides of the heat sink of the driving assembly 1, and neither the fan 2 nor the baffle 7 is in contact with the heat sink.
The fan 2 and the baffle 7 are positioned at two sides of the radiator, so that a straight air flow is formed to blow the radiator, and the cooling efficiency of the air flow is improved.
As shown in fig. 1, 2, 3 and 4, a storage box is arranged in the mounting seat.
The storage box can be used for storing some water absorbing agents, and the phenomenon that the radiator is corroded due to overhigh humidity is avoided.
As shown in fig. 1, fig. 2, fig. 3 and fig. 4, there are two mounting pin rows 4, and two mounting holes 401 are respectively formed in the two mounting pin rows 4, and the two mounting pin rows 4 are in a parallel state.
As shown in fig. 1, 2, 3 and 4, the mounting leg row 4 is an L-shaped mounting leg row 4, and the mounting leg row 4 is provided with a reinforcing plate 5, and the reinforcing plate 5 is in a parallel state.
The reinforcing plate 5 is provided to ensure the strength of the mounting leg row 4.
As shown in fig. 1, fig. 2, fig. 3 and fig. 4, two air bag rings 8 are sleeved on each bolt 6, and the two air bag rings 8 are respectively located at two sides of the installation foot row 4.
Two air bag rings 8 are arranged and the two air bag rings 8 are respectively positioned at two sides of the mounting foot row 4, so that the design is to play a role in buffering at two sides of the mounting foot row 4 and reduce the vibration of the driving assembly 1 caused by the bumping during the running of the vehicle as much as possible.
As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the mounting seat is made of plastic, and the hole wall of the air hole 701 is made of metal.
The specific mounting seat is made of plastic, and the air holes 701 are formed in the baffle 7 made of metal.
As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the mounting seat is provided with a screw hole, and the screw hole is located at the bottom of the mounting seat.
The screw has been seted up on the mount pad, the screw is in the same place with the cooperation of bolt 6, and the screw is located the bottom of mount pad, because 6 covers of bolt are equipped with two gasbag rings 8, so have one gasbag ring 8 to plug up the screw, one such can guarantee that the screw is airtight at fan 2 air exhaust, the probability that the dust got into in the mount pad has been reduceed, two then it is when the ponding appears in the mount pad, can twist bolt 6, make gasbag ring 8 no longer paste tight screw, make the ponding in the mount pad flow out from the screw smoothly.
The arrows in fig. 4 show the direction of the air flow, and the air flow flows from the wide-mouth end to the narrow-mouth end.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, which is defined by the claims and their equivalents, and can be directly or indirectly applied to other related fields of technology.
Claims (10)
1. The utility model provides an install in frequency conversion driver of vehicle, includes drive assembly and mount pad, drive assembly is fixed to be set up on the mount pad, install the fan on the mount pad, the bleeder vent has been seted up on the mount pad, drive assembly's radiator is located in the cavity of mount pad, its characterized in that still includes installation foot row and gasbag ring, the installation foot is arranged and is fixed together with the mount pad through the bolt, be provided with the through-hole on arranging the installation foot, the bolt passes the through-hole on arranging the installation foot, and the diameter of through-hole is greater than the diameter of screw rod, gasbag ring housing is established on the screw rod, and the gasbag ring clamp is pressed from both sides tightly between bolt and installation foot row, the installation foot is arranged and is seted up the mounting hole of cross form.
2. The variable frequency drive mounted to a vehicle of claim 1, wherein a baffle is detachably provided on the mounting seat, the vent is provided on the baffle, the vent is a trapezoidal vent, a wide opening of the vent is located on an outer wall of the mounting seat, a narrow opening of the vent is located on an inner wall of the mounting seat, and a wall surface of the vent is an adsorption surface.
3. The variable frequency drive of claim 2, wherein the plurality of baffles are arranged on the mounting base, each baffle is provided with air holes, and the baffles are parallel to each other.
4. The variable frequency drive of claim 2 or 3, wherein the fan and the baffle are located on opposite sides of a heat sink of the drive assembly, respectively, and neither the fan nor the baffle is in contact with the heat sink.
5. The variable frequency drive mounted to a vehicle of claim 1 wherein a storage cartridge is disposed within said mounting block.
6. The variable frequency drive of claim 1 wherein there are two of the two rows of mounting feet, and wherein two of the two rows of mounting feet each have two mounting holes, and wherein the two rows of mounting feet are parallel.
7. The variable frequency drive to be mounted to a vehicle of claim 1, wherein the mounting leg rows are L-shaped mounting leg rows, and reinforcing plates are provided on the mounting leg rows, the reinforcing plates being in a parallel state.
8. The variable frequency drive mounted to a vehicle of claim 1 wherein two air bag rings are sleeved on each bolt and are located on either side of the mounting leg row.
9. The variable frequency drive mounted to a vehicle of claim 1, wherein the mounting seat is a plastic mounting seat and the hole wall of the vent is a metal hole wall.
10. The variable frequency drive mounted to a vehicle of claim 1 wherein said mounting base has a threaded hole formed therein and said threaded hole is located at the bottom of said mounting base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111552825.0A CN114215878A (en) | 2021-12-17 | 2021-12-17 | Variable frequency driver mounted on vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111552825.0A CN114215878A (en) | 2021-12-17 | 2021-12-17 | Variable frequency driver mounted on vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114215878A true CN114215878A (en) | 2022-03-22 |
Family
ID=80703688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111552825.0A Pending CN114215878A (en) | 2021-12-17 | 2021-12-17 | Variable frequency driver mounted on vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114215878A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070217157A1 (en) * | 2006-03-20 | 2007-09-20 | Younes Shabany | Increasing air inlet/outlet size for electronics chassis |
| CN107168497A (en) * | 2017-06-27 | 2017-09-15 | 葛娅敬 | A kind of air guiding heat dissipation device for computer |
| CN208858746U (en) * | 2018-09-04 | 2019-05-14 | 无锡奥维达科技有限公司 | A kind of locking caging bolt of shock-absorbing |
| CN209784897U (en) * | 2019-05-17 | 2019-12-13 | 重庆新跨科技有限公司 | Dustproof heat dissipation double entry mainframe box |
| CN210694635U (en) * | 2019-11-21 | 2020-06-05 | 李亚峰 | Automatic ventilation unit of electrical control cabinet |
| CN210959311U (en) * | 2019-12-24 | 2020-07-07 | 于保禄 | Heat abstractor for converter |
| CN111677797A (en) * | 2020-05-20 | 2020-09-18 | 杭州电子科技大学 | Air spring damping device and damping method thereof |
| CN213028815U (en) * | 2020-08-24 | 2021-04-20 | 石强 | Heat dissipation protection device of electromechanical device |
| CN213452002U (en) * | 2020-11-18 | 2021-06-15 | 广州品智医疗科技有限公司 | Electromagnetic valve vibration damper |
| CN214534200U (en) * | 2020-12-28 | 2021-10-29 | 武汉线谱减振科技有限责任公司 | Bidirectional limiting protector of air bag vibration isolation system |
| CN214676267U (en) * | 2021-03-02 | 2021-11-09 | 杭州数安工场科技股份有限公司 | Computer network safety that facilitates use prevents shielding cage |
-
2021
- 2021-12-17 CN CN202111552825.0A patent/CN114215878A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070217157A1 (en) * | 2006-03-20 | 2007-09-20 | Younes Shabany | Increasing air inlet/outlet size for electronics chassis |
| CN107168497A (en) * | 2017-06-27 | 2017-09-15 | 葛娅敬 | A kind of air guiding heat dissipation device for computer |
| CN208858746U (en) * | 2018-09-04 | 2019-05-14 | 无锡奥维达科技有限公司 | A kind of locking caging bolt of shock-absorbing |
| CN209784897U (en) * | 2019-05-17 | 2019-12-13 | 重庆新跨科技有限公司 | Dustproof heat dissipation double entry mainframe box |
| CN210694635U (en) * | 2019-11-21 | 2020-06-05 | 李亚峰 | Automatic ventilation unit of electrical control cabinet |
| CN210959311U (en) * | 2019-12-24 | 2020-07-07 | 于保禄 | Heat abstractor for converter |
| CN111677797A (en) * | 2020-05-20 | 2020-09-18 | 杭州电子科技大学 | Air spring damping device and damping method thereof |
| CN213028815U (en) * | 2020-08-24 | 2021-04-20 | 石强 | Heat dissipation protection device of electromechanical device |
| CN213452002U (en) * | 2020-11-18 | 2021-06-15 | 广州品智医疗科技有限公司 | Electromagnetic valve vibration damper |
| CN214534200U (en) * | 2020-12-28 | 2021-10-29 | 武汉线谱减振科技有限责任公司 | Bidirectional limiting protector of air bag vibration isolation system |
| CN214676267U (en) * | 2021-03-02 | 2021-11-09 | 杭州数安工场科技股份有限公司 | Computer network safety that facilitates use prevents shielding cage |
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