CN112038940B - Effectual electric power cabinet of shock attenuation - Google Patents
Effectual electric power cabinet of shock attenuation Download PDFInfo
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- CN112038940B CN112038940B CN202010903168.9A CN202010903168A CN112038940B CN 112038940 B CN112038940 B CN 112038940B CN 202010903168 A CN202010903168 A CN 202010903168A CN 112038940 B CN112038940 B CN 112038940B
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- equipment box
- electric power
- pipe
- power cabinet
- fixedly connected
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/54—Anti-seismic devices or installations
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
-
- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Casings For Electric Apparatus (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses an electric power cabinet with a good damping effect, and belongs to the field of electric power cabinets. An electric power cabinet with a good damping effect comprises a protective shell, an equipment box and a gas bin, wherein the equipment box is connected in the protective shell in a sliding mode, the gas bin is located below the equipment box, a damping spring is fixedly connected between the equipment box and the gas bin, a piston is connected in the gas bin in a sliding mode, a sliding rod is fixedly connected between the equipment box and the piston, the sliding rod is connected with the gas bin in a sliding mode, an air inlet is formed in the gas bin, a first ventilating pipe is arranged in the outer wall of the equipment box, and a plurality of groups of mounting frames are fixedly connected in the equipment box; according to the invention, the damping spring is arranged to facilitate damping of the equipment box, the gas bin, the piston and the protective airbag are arranged to facilitate effective protection of the power equipment when the equipment box vibrates, and the support frame, the support seat, the seal cavity, the slide block and the support plate are arranged to facilitate increase of the support stability when the power cabinet vibrates.
Description
Technical Field
The invention relates to the technical field of electric power cabinets, in particular to an electric power cabinet with a good damping effect.
Background
The electric power cabinet is a novel life electrical apparatus, arrange the manufacturing standard of electric power cabinet according to operational environment, its manufacturing standard of the rack of different functions is different, the door and the box of electric power cabinet adopt totally closed structure more, be equipped with sealing rubber strip and capillary groove, it is rain-proof to have, wind, sand, the four functions of preventing dust, the box adopts the preparation of import stainless steel material, intensity is good, the hardness is high, it is pleasing to the eye, the leakproofness is good, strong corrosion resistance, long service life, easy maintenance, to the frequent region of earthquake, the electric power cabinet should possess the absorbing function, more be convenient for guarantee power equipment's normal operating when suffering violent vibrations.
The current regulator cubicle sets up simple damping device more, avoids the electric power cabinet to take place to damage at the vibrations in-process, but the electric power cabinet is not convenient for improve the stability that supports when taking place vibrations, is not convenient for effectively protect inside power equipment simultaneously, and the protection effect that singly leans on simple shock attenuation to reach is unsatisfactory.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, when the electric power cabinet vibrates, the stability of support is inconvenient to improve, and meanwhile, internal electric power equipment is inconvenient to effectively protect, and the electric power cabinet with a good damping effect is provided.
In order to achieve the purpose, the invention adopts the following technical scheme:
an electric power cabinet with good damping effect comprises a protective shell, an equipment box and a gas bin, wherein the equipment box is connected in the protective shell in a sliding manner, the gas bin is positioned below the equipment box, a damping spring is fixedly connected between the equipment box and the gas bin, a piston is connected in the gas bin in a sliding manner, a slide bar is fixedly connected between the equipment box and the piston, the slide bar is connected with the gas bin in a sliding manner, an air inlet is arranged on the gas bin, a first ventilating pipe is arranged in the outer wall of the equipment box, a plurality of groups of mounting frames are fixedly connected in the equipment box, a second ventilating pipe is arranged in the mounting frames, the first ventilating pipe is communicated with the second ventilating pipe, a plurality of groups of mounting seats are arranged on the mounting frames, protective air bags are arranged on two sides of the mounting seats respectively and are communicated with the second ventilating pipe, a first air guide pipe is arranged at the bottom of the gas bin and is connected with the first ventilating pipe in a sliding manner, the protective housing bottom is equipped with the support frame, support frame bottom fixedly connected with supporting seat, be equipped with sealed chamber in the supporting seat, sliding connection has the slider in the sealed chamber, the slider is located the first spring of one end fixedly connected with of sealed intracavity, the one end fixed connection that the slider was kept away from to first spring is at the inner wall of sealed chamber, the one end fixedly connected with backup pad of first spring is kept away from to the slider, be connected with the second air duct between sealed chamber and the gas storehouse, be equipped with the relief valve on the sealed chamber.
Preferably, one of them mounting bracket lower extreme fixed connection has the constant voltage pipe, pipe and second breather pipe intercommunication are passed through to constant voltage pipe one end, be equipped with the pressure valve on the pipe, the intraductal sliding connection of constant voltage has sealed piece, the intraductal control gasbag that is equipped with of constant voltage, control gasbag and second breather pipe intercommunication, sealed piece is located between control gasbag and the pipe, be equipped with the spout on the mounting bracket, sliding connection has sealed post in the spout, be connected with the second spring between sealed post and the spout, sealed post and second breather pipe phase-match, sealed post position and pipe phase-match.
Preferably, the protection air bag is connected with the second vent pipe through threads.
Preferably, a radiator is arranged on the protective shell.
Preferably, be equipped with multiunit buffer tube in the protective housing, be equipped with multiunit sealing rod on the equipment box, sealing rod sliding connection is in the buffer tube.
Preferably, the first air duct, the second air duct and the air inlet are all provided with one-way valves.
Preferably, a limiting block is fixedly connected in the second vent pipe, and the position of the limiting block is matched with that of the sealing column.
Preferably, a box door is connected to the side wall of the protective shell through a hinge.
Preferably, fixedly connected with buckle on the chamber door, rotate on the protective housing and be connected with the draw-in groove, buckle and draw-in groove phase-match.
Compared with the prior art, the invention provides the electric power cabinet with good damping effect, which has the following beneficial effects:
1. this effectual electric power cabinet of shock attenuation, be convenient for protect the equipment box through setting up of protective housing, the setting of shock attenuation spring is convenient for carry out the shock attenuation to the equipment box, the setting of mount pad is convenient for install power equipment, the setting of mounting bracket is convenient for increase the space utilization in this electric power cabinet, the gas storehouse, a piston, the setting of air bag is convenient for effectively protect power equipment when the equipment box shakes, the support frame, a supporting seat, the seal chamber, the slider, the setting of backup pad is convenient for increase the stability of the support when this electric power cabinet shakes, the relief valve, the setting of first spring is convenient for reset the slider.
2. This effectual electric power cabinet of shock attenuation, the elasticity of second spring is the same with the gravity of sealed post when not taking place vibrations through the equipment box, and sealed post just seals second breather pipe, the frequency of vibration when the equipment box is too fast, the air of filling in the protection gasbag will increase, atmospheric pressure when in the protection gasbag is too big, air in the second breather pipe is followed pressure valve entering control gasbag, control gasbag volume increase promotes sealed piece and slides to sealed post direction, the one end atmospheric pressure increase that constant voltage pipe is close to sealed post promotes sealed post and upwards slides, the outside exhaust of second breather pipe, it breaks to avoid filling gas in the protection gasbag to take place excessively.
3. This effectual electric power cabinet of shock attenuation passes through threaded connection through protection gasbag and second breather pipe, is convenient for change the protection gasbag.
4. This effectual electric power cabinet of shock attenuation is convenient for cool down power equipment through setting up of radiator.
5. This effectual electric power cabinet of shock attenuation through the buffer tube, the setting of sealing rod is convenient for further cushion when taking place vibrations to the equipment box, has increased absorbing effect.
6. This effectual electric power cabinet of shock attenuation, the flow direction of the air of guaranteeing through the setting of check valve.
7. This effectual electric power cabinet of shock attenuation, the setting through the stopper prevents that sealed post from taking place the sideslip when sliding.
8. This effectual electric power cabinet of shock attenuation is convenient for seal the protective housing through the setting of chamber door, is convenient for overhaul the power equipment of equipment box through opening the chamber door simultaneously.
9. This effectual electric power cabinet of shock attenuation is convenient for fix chamber door and protective housing through setting up of buckle and draw-in groove.
The device has the advantages that the shock absorption of the equipment box is facilitated through the arrangement of the shock absorption spring, the arrangement of the air bin, the piston and the protective air bag is convenient for effectively protecting the power equipment when the equipment box vibrates, and the arrangement of the support frame, the support seat, the sealing cavity, the sliding block and the support plate is convenient for increasing the stability of the support when the power cabinet vibrates.
Drawings
Fig. 1 is one of schematic structural diagrams of an electric power cabinet with a good damping effect according to the present invention;
fig. 2 is a second schematic structural diagram of an electric power cabinet with good damping effect according to the present invention;
FIG. 3 is an enlarged view of a portion A in FIG. 1 of the electric power cabinet with good damping effect according to the present invention;
FIG. 4 is an enlarged view of a portion B in FIG. 1 of the electric power cabinet with good damping effect according to the present invention;
FIG. 5 is an enlarged view of a portion C in FIG. 1 of the electric power cabinet with good damping effect according to the present invention;
fig. 6 is an enlarged view of a portion D in fig. 1 of the electric power cabinet with a good damping effect according to the present invention.
In the figure: 1. a protective shell; 2. an equipment box; 203. a damping spring; 204. a slide bar; 3. a gas bin; 301. a piston; 302. an air inlet; 303. a first air duct; 304. a second airway tube; 4. a support frame; 401. a supporting seat; 402. sealing the cavity; 403. a slider; 404. a first spring; 405. a pressure relief valve; 406. a support plate; 5. a mounting frame; 6. a mounting seat; 7. a first breather pipe; 8. a heat sink; 9. a buffer tube; 10. a sealing rod; 11. a protective airbag; 12. a constant pressure tube; 121. a sealing block; 122. controlling the air bag; 123. a chute; 124. sealing the column; 125. a second spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1:
referring to fig. 1-6, an electric power cabinet with good damping effect comprises a protective shell 1, an equipment box 2, and a gas chamber 3, wherein the equipment box 2 is slidably connected in the protective shell 1, the gas chamber 3 is positioned below the equipment box 2, a damping spring 203 is fixedly connected between the equipment box 2 and the gas chamber 3, a piston 301 is slidably connected in the gas chamber 3, a slide bar 204 is fixedly connected between the equipment box 2 and the piston 301, the slide bar 204 is slidably connected with the gas chamber 3, an air inlet 302 is arranged on the gas chamber 3, a first vent pipe 7 is arranged in the outer wall of the equipment box 2, a plurality of sets of mounting frames 5 are fixedly connected in the equipment box 2, a second vent pipe is arranged in each mounting frame 5, the first vent pipe 7 is communicated with the second vent pipe, a plurality of sets of mounting seats 6 are arranged on each mounting frame 5, protective air bags 11 are arranged on both sides of each mounting seat 6, the protective air bags 11 are communicated with the second vent pipes, a first air duct 303 is arranged at the bottom of the gas chamber 3, first air duct 303 and first breather pipe 7 sliding connection, 1 bottom of protective housing is equipped with support frame 4, 4 bottom fixedly connected with supporting seats 401 of support frame, be equipped with sealed chamber 402 in the supporting seat 401, sliding connection has slider 403 in the sealed chamber 402, the first spring 404 of one end fixedly connected with that slider 403 is located sealed chamber 402, the inner wall at sealed chamber 402 is kept away from to first spring 404 one end fixed connection of slider 403, the one end fixedly connected with backup pad 406 of first spring 404 is kept away from to slider 403, be connected with second air duct 304 between sealed chamber 402 and the gas storehouse 3, be equipped with relief valve 405 on the sealed chamber 402.
The staff installs the power equipment on the mount pad 6, when the equipment box 2 shakes, the damping spring 203 buffers the shaking amplitude of the equipment box 2, meanwhile, the equipment box 2 makes the piston 301 slide up and down in the air chamber 3 through the slide bar 204, when the piston 301 slides up, the outside gas has the gas inlet 302 to be pumped into the air chamber 3, when the piston 301 slides down, the gas in the air chamber 3 enters the first vent pipe 7 and the sealed cavity 402 along the first gas guide pipe 303 and the second gas guide pipe 304 respectively, the gas entering the first vent pipe 7 enters the protective air bag 11 along the second gas guide pipe, the protective air bag 11 is inflated, the power equipment on the mount pad 6 is protected, the gas entering the sealed cavity 402 pushes the slide block 403 to slide out, the contact area with the ground is increased, the stability supported by the support frame 4 is increased, after shaking, can be through the gaseous discharge of relief valve 405 with sealed chamber 402, and simultaneously, slider 403 is withdrawed in sealed chamber 402 under the effect of first spring 404 elasticity, be convenient for protect equipment box 2 through the setting of protective housing 1, the setting of shock attenuation spring 203 is convenient for carry out the shock attenuation to equipment box 2, the setting of mount pad 6 is convenient for install power equipment, the space utilization in this power cabinet is convenient for increase in the setting of mounting bracket 5, gas chamber 3, piston 301, effectively protect power equipment when equipment box 2 vibrations are convenient for in the setting of air bag 11, support frame 4, supporting seat 401, sealed chamber 402, slider 403, the stability of support when being convenient for increase this power cabinet vibrations of setting up of backup pad 406, relief valve 405, the setting of first spring 404 is convenient for reset slider 403.
Example 2:
referring to fig. 1-6, an electric power cabinet with good damping effect is substantially the same as that in embodiment 1, further, a constant-pressure pipe 12 is fixedly connected to the lower end of one of the mounting frames 5, one end of the constant-pressure pipe 12 is communicated with a second vent pipe through a duct, a pressure valve is arranged on the duct, a sealing block 121 is slidably connected to the constant-pressure pipe 12, a control air bag 122 is arranged in the constant-pressure pipe 12, the control air bag 122 is communicated with the second vent pipe, the sealing block 121 is located between the control air bag 122 and the duct, a sliding groove 123 is arranged on the mounting frame 5, a sealing column 124 is slidably connected to the sliding groove 123, a second spring 125 is connected between the sealing column 124 and the sliding groove 123, the sealing column 124 is matched with the second vent pipe, and the position of the sealing column 124 is matched with the duct.
When the equipment box 2 does not vibrate, the elastic force of the second spring 125 is the same as the gravity of the sealing column 124, and the sealing column 124 just seals the second vent pipe, when the vibration frequency of the equipment box 2 is too fast, the air filled into the protection air bag 11 is increased, when the air pressure in the protection air bag 11 is too high, the air in the second vent pipe enters the control air bag 12 along the pressure valve, the volume of the control air bag 122 is increased to push the sealing block 121 to slide towards the sealing column 124, the air pressure at one end of the constant pressure pipe 122 close to the sealing column 124 is increased to push the sealing column 124 to slide upwards, and the second vent pipe exhausts outwards, so that the situation that the protection air bag 11 is excessively inflated to break is avoided.
Example 3:
referring to fig. 1 to 6, an electric power cabinet with good damping effect is substantially the same as that in embodiment 1, and further, the protection airbag 11 is connected with the second vent pipe through a screw thread, so that the protection airbag 11 can be replaced conveniently.
Example 4:
referring to fig. 1 to 6, an electric power cabinet with a good damping effect is substantially the same as that in embodiment 1, and further, a heat sink 8 is disposed on the protective shell 1, and the heat sink 8 is convenient for cooling the electric power equipment.
Example 5:
referring to fig. 1 to 6, a power cabinet with a good shock absorption effect is substantially the same as that in embodiment 1, further, a plurality of groups of buffer tubes 9 are arranged in the protective housing 1, a plurality of groups of sealing rods 10 are arranged on the equipment box 2, the sealing rods 10 are slidably connected in the buffer tubes 9, the buffer tubes 9 and the sealing rods 10 are arranged to further buffer the equipment box 2 when the equipment box vibrates, and the shock absorption effect is improved.
Example 6:
referring to fig. 1 to 6, an electric power cabinet with a good damping effect is substantially the same as that in embodiment 1, and further, check valves are disposed on the first air duct 303, the second air duct 304, and the air inlet 302, and the setting of the check valves ensures the flow direction of air.
Example 7:
referring to fig. 1-6, an effectual electric power cabinet of shock attenuation, basically the same as embodiment 1, further, fixedly connected with stopper in the second breather pipe, stopper position and sealed post 124 phase-match, the setting of stopper prevents to take place the sideslip when sealed post 124 slides.
Example 8:
referring to fig. 1-6, an electric power cabinet with good damping effect is basically the same as that in embodiment 1, and further, a box door is hinged to a side wall of the protective shell 1, and the box door is arranged to facilitate sealing of the protective shell 1 and to facilitate maintenance of electric power equipment in the equipment box 2 by opening the box door.
Example 9:
referring to fig. 1-6, an electric cabinet with good damping effect is substantially the same as that of embodiment 1, and further, a buckle is fixedly connected to the box door, and a slot is rotatably connected to the protective shell 1, the buckle and the slot are matched, and the buckle and the slot are arranged to fix the box door and the protective shell 1.
In the invention, the damping spring 203 is arranged to facilitate damping of the equipment box 2, the air chamber 3, the piston 301 and the protective air bag 11 are arranged to facilitate effective protection of the power equipment when the equipment box 2 vibrates, and the support frame 4, the support seat 401, the sealed cavity 402, the sliding block 403 and the support plate 406 are arranged to facilitate increase of the support stability when the power cabinet vibrates.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The utility model provides an effectual electric power cabinet of shock attenuation, includes protective housing (1), equipment box (2), its characterized in that still includes gas storehouse (3), equipment box (2) sliding connection is in protective housing (1), gas storehouse (3) are located the below of equipment box (2), fixedly connected with shock attenuation spring (203) between equipment box (2) and gas storehouse (3), sliding connection has piston (301) in gas storehouse (3), fixedly connected with slide bar (204) between equipment box (2) and piston (301), slide bar (204) and gas storehouse (3) sliding connection, be equipped with air inlet (302) on gas storehouse (3), be equipped with first breather pipe (7) in the equipment box (2) outer wall, fixedly connected with multiunit mounting bracket (5) in equipment box (2), be equipped with the second breather pipe in (5), first breather pipe (7) and second breather pipe intercommunication, the air-conditioning unit is characterized in that a plurality of groups of mounting seats (6) are arranged on the mounting rack (5), protective air bags (11) are arranged on two sides of each mounting seat (6), the protective air bags (11) are communicated with the second vent pipe, a first air duct (303) is arranged at the bottom of the air bin (3), the first air duct (303) is in sliding connection with the first vent pipe (7), a support frame (4) is arranged at the bottom of the protective shell (1), a support seat (401) is fixedly connected to the bottom of the support frame (4), a sealed cavity (402) is arranged in the support seat (401), a sliding block (403) is slidably connected in the sealed cavity (402), a first spring (404) is fixedly connected to one end, located in the sealed cavity (402), of the first spring (404) is fixedly connected to the inner wall of the sealed cavity (402), one end, far away from the sliding block (403), of the first spring (404) is fixedly connected with a support plate (406), a second air duct (304) is connected between the sealed cavity (402) and the air bin (3), and a pressure release valve (405) is arranged on the sealed cavity (402); one of them mounting bracket (5) lower extreme fixed connection has constant voltage pipe (12), pipe and second breather pipe intercommunication are passed through to constant voltage pipe (12) one end, be equipped with the pressure valve on the pipe, sliding connection has sealed piece (121) in constant voltage pipe (12), be equipped with control gasbag (122) in constant voltage pipe (12), control gasbag (122) and second breather pipe intercommunication, sealed piece (121) are located between control gasbag (122) and the pipe, be equipped with spout (123) on mounting bracket (5), sliding connection has sealed post (124) in spout (123), be connected with second spring (125) between sealed post (124) and spout (123), sealed post (124) and second breather pipe phase-match, sealed post (124) position and pipe phase-match.
2. The electric cabinet with good damping effect according to claim 1, wherein the protective air bag (11) is connected with the second vent pipe through threads.
3. The electric power cabinet with good damping effect according to claim 1, wherein a radiator (8) is arranged on the protective shell (1).
4. The electric power cabinet with good shock absorption effect according to claim 2, wherein a plurality of groups of buffer tubes (9) are arranged in the protective shell (1), a plurality of groups of sealing rods (10) are arranged on the equipment box (2), and the sealing rods (10) are slidably connected in the buffer tubes (9).
5. The electric power cabinet with good shock absorption effect according to claim 4, wherein the first air duct (303), the second air duct (304) and the air inlet (302) are all provided with one-way valves.
6. The electric power cabinet that shock attenuation is effectual according to claim 3, characterized in that, fixedly connected with stopper in the second breather pipe, the stopper position matches with sealed post (124).
7. The electric power cabinet with good damping effect according to claim 6, wherein a door is hinged to a side wall of the protective casing (1).
8. The electric power cabinet with good shock absorption effect according to claim 7, wherein a buckle is fixedly connected to the door, a clamping groove is rotatably connected to the protective shell (1), and the buckle is matched with the clamping groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010903168.9A CN112038940B (en) | 2020-09-01 | 2020-09-01 | Effectual electric power cabinet of shock attenuation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010903168.9A CN112038940B (en) | 2020-09-01 | 2020-09-01 | Effectual electric power cabinet of shock attenuation |
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| Publication Number | Publication Date |
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| CN112038940A CN112038940A (en) | 2020-12-04 |
| CN112038940B true CN112038940B (en) | 2022-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010903168.9A Active CN112038940B (en) | 2020-09-01 | 2020-09-01 | Effectual electric power cabinet of shock attenuation |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113920896A (en) * | 2021-09-28 | 2022-01-11 | 天津七所精密机电技术有限公司 | Pressure-stabilizing air-floating type liquid crystal display screen with vibration-damping and impact-resisting functions |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207853256U (en) * | 2018-01-26 | 2018-09-11 | 河北申瑞电气科技有限公司 | A kind of intelligent and safe power distribution cabinet |
| CN108695744A (en) * | 2018-06-22 | 2018-10-23 | 浙江盛安电力科技有限公司 | A kind of outdoor electric power equipment box installation pedestal |
| CN110217495A (en) * | 2019-06-12 | 2019-09-10 | 田忠奎 | A kind of hazardous materials transportation logistic turnover box |
| CN210041025U (en) * | 2019-06-04 | 2020-02-07 | 南通利元亨机械有限公司 | Electric power cabinet base with shock attenuation effect |
| CN110817124A (en) * | 2019-11-19 | 2020-02-21 | 天津栋良蔬菜种植有限公司 | Spherical vegetable and fruit anti-extrusion packaging box |
-
2020
- 2020-09-01 CN CN202010903168.9A patent/CN112038940B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207853256U (en) * | 2018-01-26 | 2018-09-11 | 河北申瑞电气科技有限公司 | A kind of intelligent and safe power distribution cabinet |
| CN108695744A (en) * | 2018-06-22 | 2018-10-23 | 浙江盛安电力科技有限公司 | A kind of outdoor electric power equipment box installation pedestal |
| CN210041025U (en) * | 2019-06-04 | 2020-02-07 | 南通利元亨机械有限公司 | Electric power cabinet base with shock attenuation effect |
| CN110217495A (en) * | 2019-06-12 | 2019-09-10 | 田忠奎 | A kind of hazardous materials transportation logistic turnover box |
| CN110817124A (en) * | 2019-11-19 | 2020-02-21 | 天津栋良蔬菜种植有限公司 | Spherical vegetable and fruit anti-extrusion packaging box |
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| CN112038940A (en) | 2020-12-04 |
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