CN208589688U - A kind of power supply switch cabinet dehumidification damp-proof device - Google Patents
A kind of power supply switch cabinet dehumidification damp-proof device Download PDFInfo
- Publication number
- CN208589688U CN208589688U CN201821016215.2U CN201821016215U CN208589688U CN 208589688 U CN208589688 U CN 208589688U CN 201821016215 U CN201821016215 U CN 201821016215U CN 208589688 U CN208589688 U CN 208589688U
- Authority
- CN
- China
- Prior art keywords
- cabinet
- power supply
- taper bucket
- installing pipe
- supply switch
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- 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.)
- Expired - Fee Related
Links
- 238000007791 dehumidification Methods 0.000 title claims abstract description 26
- 239000003230 hygroscopic agent Substances 0.000 claims abstract description 28
- 239000007788 liquid Substances 0.000 claims description 13
- 230000008676 import Effects 0.000 claims description 3
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 10
- 230000017525 heat dissipation Effects 0.000 abstract description 6
- 238000010521 absorption reaction Methods 0.000 abstract description 5
- 239000003350 kerosene Substances 0.000 description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 239000003906 humectant Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 241000255925 Diptera Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Landscapes
- Drying Of Gases (AREA)
Abstract
The utility model discloses a kind of power supply switch cabinet dehumidification damp-proof devices, including cabinet, the open setting in the front end of the cabinet, the left side of cabinet front end and the rear end of chamber door are rotatablely connected by hinge, installing pipe is installed in the mounting hole of cabinet upper surface, the taper bucket lifting device is installed on the inner wall of installing pipe, when the intracorporal temperature of case increases, lifting pin pushes the taper bucket to move upwardly so that the gap between the taper bucket and installing pipe becomes larger, it is discharged convenient for hot-air by the gap between the taper bucket and installing pipe, improve the heat dissipation effect of this power supply switch cabinet dehumidification damp-proof device；Outside air enters in cabinet under the action of blower through rectangle venthole, inlet box, and outside air, which enters in cabinet, drives moisture to be discharged by installing pipe, improves the dehumidifying effect of this power supply switch cabinet dehumidification damp-proof device；The working condition of hygroscopic agent packet is easy to observe, and improves the moisture absorption ability of this power supply switch cabinet dehumidification damp-proof device.
Description
Technical field
The utility model relates to switchgear technical field, specially a kind of power supply switch cabinet dehumidification damp-proof device.
Background technique
Switchgear is a kind of electrical equipment, and switchgear outside line is introduced into master switch in cabinet, subsequently into sub-control switch, respectively
Branch is set according to its needs.The main function of switchgear be generated electricity in electric system, transmitted electricity, the mistake of distribution and electric energy conversion
Cheng Zhong is opened and closed, controlled and is protected electrical equipment.Electronic modular unit in switchgear can generate largely at work
Heat, no matter winter or summer can all generate heat, the especially summer switchgear that is placed in workshop, due to workshop self-temperature
It is very high, so that in-cabinet temperature increases after switchgear operation a period of time, after long-play it is possible to that switchgear is caused to damage, makes
It is shortened with the service life, and circuit danger may occur, fire occurs, danger is caused to the person.In high temperature and the biggish ring of humidity
Under border, switchgear is also easy to appear job failure when working.Traditional switchgear radiator is relatively simple, using directly opening
It closing and opens up heat release hole on cabinet cabinet, heat dissipation effect is poor, and it radiates slow, can not effectively dehumidify, therefore be easy to appear failure,
Service life is short.
Utility model content
The technical problems to be solved in the utility model is to overcome existing defect, and it is moisture-proof to provide a kind of power supply switch cabinet dehumidifying
Device, when the intracorporal temperature of case increases, between lifting pin pushes the taper bucket to move upwardly so that between the taper bucket and installing pipe
Gap becomes larger, and is discharged convenient for hot-air by the gap between the taper bucket and installing pipe, improves the moisture-proof dress of this power supply switch cabinet dehumidifying
The heat dissipation effect set；Outside air enters in cabinet under the action of blower through rectangle venthole, inlet box, outside air into
Enter into cabinet and moisture is driven to be discharged by installing pipe, improves the dehumidifying effect of this power supply switch cabinet dehumidification damp-proof device；It inhales
The working condition of humectant packet is easy to observe, and improves the moisture absorption ability of this power supply switch cabinet dehumidification damp-proof device, can effectively solve
Certainly the problems in background technique.
To achieve the above object, the utility model provides the following technical solutions: a kind of power supply switch cabinet dehumidification damp-proof device,
Including cabinet, the open setting in the front end of the cabinet, the left side of cabinet front end and the rear end of chamber door are rotatablely connected by hinge, case
Installing pipe is installed in the mounting hole of body upper surface, the taper bucket lifting device is installed on the inner wall of installing pipe, inside pipe wall is installed
Upper end connected with the inner wall of the taper bucket by positioning device, the quantity of positioning device is two, and two positioning devices are in taper
The left and right sides of bucket lifting device is symmetrical arranged, and the upper surface of box house is fixed with temperature-sensitive liquid holding box, temperature-sensitive liquid holding box following table
The interface in face is connected to the import on the taper bucket lifting device by conduit.
The right side of cabinet offers rectangle venthole, and ventilative web plate is fixed in rectangle venthole, on the right side of web plate of breathing freely
The position that face corresponds to rectangle venthole is equipped with arc-shaped cover, and the inside of cabinet is equipped with inlet box, and the right end of inlet box is open to be arranged,
The right end of inlet box and the right side of box house are slidably connected, and the front and rear sides face of inlet box passes through inlet box resetting apparatus
It is connected with the right side of box house, blower is installed in the mounting hole of inlet box upper surface, the input terminal of blower and control are opened
The output end of pass is electrically connected, and the output end electrical connection of the input terminal and external power supply of control switch, control switch is fixed on cabinet
Lateral surface.
Inlet box resetting apparatus includes the first connecting plate, and the side of the first connecting plate is fixedly connected with the side of inlet box,
Slide opening and sliding bar on first connecting plate are slidably connected, and the upper end of sliding bar is fixed with the first fixed plate, the first fixed plate
Lower end is connected with the right side of box house by the second fixed plate, on the sliding bar between the second fixed plate and the first connecting plate
It is socketed with spring.
As a kind of optimal technical scheme of the utility model, the positioning device includes side mounting blocks, and side mounting blocks are solid
It is scheduled on the upper end of installation inside pipe wall, the slide opening and sliding strut on the mounting blocks of side are slidably connected, and slide upper end and the taper of strut
The inner wall of bucket is fixedly connected, and the lower end for sliding strut is fixed with lower side panel.
As a kind of optimal technical scheme of the utility model, the taper bucket lifting device includes round tube, under round tube
Closed setting is held, the inner wall of round tube and the side of rubber block are slidably connected, the fixed company in the side of rubber block and the lower end of lifting pin
It connects, the upper end of lifting pin and the inner wall contact of the taper bucket, the lower end of round tube side and the inner wall of installing pipe pass through the second connecting plate
Connection.
As a kind of optimal technical scheme of the utility model, the right side of the box house is fixed with block, block
Positioned at the lower section of ventilative web plate.
As a kind of optimal technical scheme of the utility model, the left side of the cabinet wall and the left end of locating rod are solid
Fixed connection, the right end of locating rod are upturned, and locating rod and annulus are slidably connected, and the side of annulus and the side of hygroscopic agent packet are logical
Cross the connection of elastic rubber rope.
Compared with prior art, the utility model has the beneficial effects that this power supply switch cabinet dehumidification damp-proof device, works as cabinet
When interior temperature increases, the volume of kerosene is increased with temperature and is expanded in temperature-sensitive liquid holding box, and the kerosene of expansion is entered by conduit
Into round tube, the kerosene of expansion pushes rubber block and lifting pin to move up, and lifting pin pushes the taper bucket to move upwardly so that cone
Gap between shape bucket and installing pipe becomes larger, and is discharged convenient for hot-air by the gap between the taper bucket and installing pipe, improves this
The heat dissipation effect of power supply switch cabinet dehumidification damp-proof device.
When the humidity of cabinet is excessively high, blower work generates upward wind, and fanman makees to generate one downwards to inlet box
Active force, inlet box moves down so that the opening of inlet box right end and the rectangle venthole of cabinet right side are corresponding, external
Air enters in cabinet through rectangle venthole, inlet box, and outside air, which enters in cabinet, drives moisture to arrange by installing pipe
Out, the dehumidifying effect of this power supply switch cabinet dehumidification damp-proof device is improved.
There is gap when just starting between hygroscopic agent packet and the bottom surface of box house, the water suction of hygroscopic agent packet constantly becomes weight, works as suction
The contact of the bottom surface of humectant packet and box house, the i.e. water suction of expression hygroscopic agent packet replace hygroscopic agent packet, hygroscopic agent close to saturation, worker
The working condition of packet is easy to observe, and improves the moisture absorption ability of this power supply switch cabinet dehumidification damp-proof device.
Detailed description of the invention
Fig. 1 is the utility model schematic view of the front view；
Fig. 2 is the utility model main view the schematic diagram of the section structure；
Fig. 3 is structure enlargement diagram at the utility model A；
Fig. 4 is structure enlargement diagram at the utility model B.
In figure: 1 the taper bucket, 2 hygroscopic agent packets, 3 installing pipes, 4 control switches, 5 inlet box resetting apparatuses, 51 first are fixed
Plate, 52 first connecting plates, 53 sliding bars, 54 springs, 55 second fixed plates, 6 inlet boxes, 7 cabinets, 8 the taper bucket lifting devices, 81
Lifting pin, 82 round tubes, 83 rubber blocks, 84 second connecting plates, 9 positioning devices, 91 sliding struts, 92 side mounting blocks, 93 lower side panels,
10 elastic rubber ropes, 11 blocks, 12 ventilative web plates, 13 arc-shaped covers, 14 blowers, 15 temperature-sensitive liquid holding box, 16 chamber doors, 17 annulus, 18
Locating rod.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of power supply switch cabinet dehumidification damp-proof device, packet
Cabinet 7, the open setting in the front end of cabinet 7 are included, the left side of 7 front end of cabinet and the rear end of chamber door 16 are rotatablely connected by hinge, case
Installing pipe 3 is installed in the mounting hole of 7 upper surface of body, the taper bucket lifting device 8, installing pipe 3 are installed on the inner wall of installing pipe 3
The upper end of inner wall and the inner wall of the taper bucket 1 are connected by positioning device 9, and the quantity of positioning device 9 is two, two positioning devices
9 are symmetrical arranged in the left and right sides of the taper bucket lifting device 8, and the upper surface inside cabinet 7 is fixed with temperature-sensitive liquid holding box 15, temperature-sensitive
Liquid holding box 15 is provided with kerosene, and the import on the interface and the taper bucket lifting device 8 of 15 lower surface of temperature-sensitive liquid holding box passes through conduit
Connection.
Positioning device 9 includes side mounting blocks 92, and side mounting blocks 92 are fixed on the upper end of 3 inner wall of installing pipe, side mounting blocks 92
On slide opening and sliding strut 91 be slidably connected, sliding strut 91 upper end be fixedly connected with the inner wall of the taper bucket 1, slide strut
91 lower end is fixed with lower side panel 93, and positioning device 9 move up and down the taper bucket 1 can only.
The taper bucket lifting device 8 includes round tube 82, the closed setting in the lower end of round tube 82, the inner wall and rubber block 83 of round tube 82
Side be slidably connected, the side of rubber block 83 is fixedly connected with the lower end of lifting pin 81, the upper end of lifting pin 81 and the taper bucket 1
Inner wall contact, the inner wall of the lower end of 82 side of round tube and installing pipe 3 is by the connection of the second connecting plate 84, the temperature in cabinet 7
When degree increases, the volume of kerosene is increased with temperature and is expanded in temperature-sensitive liquid holding box 15, and the kerosene of expansion enters circle by conduit
In pipe 82, the kerosene of expansion pushes rubber block 83 and lifting pin 81 to move up, and lifting pin 81, which pushes the taper bucket 1 to move up, to be made
The gap obtained between the taper bucket 1 and installing pipe 3 becomes larger, and is discharged convenient for hot-air by the gap between the taper bucket 1 and installing pipe 3,
Improve the heat dissipation effect of this power supply switch cabinet dehumidification damp-proof device.
The right side of cabinet 7 offers rectangle venthole, and ventilative web plate 12 is fixed in rectangle venthole, web plate 12 of breathing freely
The position that right side corresponds to rectangle venthole is equipped with arc-shaped cover 13, and the inside of cabinet 7 is equipped with inlet box 6, the right end of inlet box 6
Open setting, the right end of inlet box 6 and the right side inside cabinet 7 are slidably connected, the front and rear sides face of inlet box 6 by into
Bellows resetting apparatus 5 is connected with the right side inside cabinet 7, is equipped with blower 14, blower in the mounting hole of 6 upper surface of inlet box
14 input terminal and the output end electrical connection of control switch 4, the input terminal of control switch 4 and the output end of external power supply are electrically connected
It connects, control switch 4 is fixed on the lateral surface of cabinet 7, and the right side inside cabinet 7 is fixed with block 11, and block 11 is located at ventilative
The lower section of web plate 12, ventilative web plate 12 prevent mosquito from entering in cabinet 7.
The left side of 7 inner wall of cabinet is fixedly connected with the left end of locating rod 18, and the right end of locating rod 18 is upturned, positioning
Bar 18 and annulus 17 are slidably connected, and the side of annulus 17 and the side of hygroscopic agent packet 2 are connected by elastic rubber rope 10, just start
When hygroscopic agent packet 2 and cabinet 7 inside bottom surface between have gap, hygroscopic agent packet 2, which absorbs water, constantly becomes weight, when hygroscopic agent packet 2 and case
Bottom surface contact inside body 7, the i.e. water suction of expression hygroscopic agent packet 2 replace hygroscopic agent packet 2, the work of hygroscopic agent packet 2 close to saturation, worker
It is easy to observe as state, improves the moisture absorption ability of this power supply switch cabinet dehumidification damp-proof device.
Inlet box resetting apparatus 5 includes the first connecting plate 52, and the side of the first connecting plate 52 and the side of inlet box 6 are fixed
It connecting, the slide opening and sliding bar 53 on the first connecting plate 52 are slidably connected, and the upper end of sliding bar 53 is fixed with the first fixed plate 51,
The lower end of first fixed plate 51 and the right side inside cabinet 7 are connected by the second fixed plate 55, the second fixed plate 55 and first
It is socketed with spring 54 on sliding bar 53 between connecting plate 52, when the humidity of cabinet 7 is excessively high, the work of blower 14 generates upward
Wind, the work of blower 14 generate a downward active force to inlet box 6, and inlet box 6 moves down so that 6 right end of inlet box is opened
Mouth is corresponding with the rectangle venthole of 7 right side of cabinet, and outside air enters in cabinet 7 through rectangle venthole, inlet box 6, outside
Portion's air, which enters in cabinet 7, drives moisture to be discharged by installing pipe 3, improves removing for this power supply switch cabinet dehumidification damp-proof device
Wet ability.
When in use: temperature-sensitive liquid holding box 15 is provided with kerosene.
Chamber door 16 is in closed state, and when the temperature in cabinet 7 increases, the volume of kerosene is with temperature in temperature-sensitive liquid holding box 15
Degree is increased and is expanded, and the kerosene of expansion is entered in round tube 82 by conduit, and the kerosene of expansion pushes rubber block 83 and lifting pin
81 move up, and lifting pin 81 pushes and moves upwardly so that the gap between the taper bucket 1 and installing pipe 3 becomes larger under the taper bucket 1, just
It is discharged in hot-air by the gap between the taper bucket 1 and installing pipe 3；Positioning device 9 move up and down the taper bucket 1 can only.
When worker detect cabinet 7 humidity it is excessively high when, worker by control switch 4 control blower 14 work, blower 14
Upward wind is generated, the work of blower 14 generates a downward active force to inlet box 6, and inlet box 6 drives the first connecting plate 52
It is moved down along sliding bar 53, spring 54 shrinks deformation at this time, when the downside of inlet box 6 and the contact of block 11, enters the wind at this time
The rectangle venthole of 7 right side of opening and cabinet of 6 right end of case is corresponding, and outside air is entered through rectangle venthole, inlet box 6
In cabinet 7, outside air, which enters in cabinet 7, drives moisture to be discharged by installing pipe 3；When blower 14 stops working, spring 54
So that the first connecting plate 52 drives inlet box 6 to move up, the rectangle venthole of 7 right side of inlet box 6 and cabinet is staggered, and is convenient for
The rectangle venthole ventilation and heat of 7 right side of cabinet.
The side of annulus 17 and the side of hygroscopic agent packet 2 are connected by elastic rubber rope 10,2 He of hygroscopic agent packet when just starting
There is gap between bottom surface inside cabinet 7, hygroscopic agent packet 2, which absorbs water, constantly becomes weight, the bottom surface inside hygroscopic agent packet 2 and cabinet 7
Contact, the i.e. water suction of expression hygroscopic agent packet 2 replace hygroscopic agent packet 2 close to saturation, worker.
The utility model, when the temperature in cabinet 7 increases, in temperature-sensitive liquid holding box 15 volume of kerosene increase with temperature and
Expansion, the kerosene of expansion enters in round tube 82 by conduit, and the kerosene promotion rubber block 83 and lifting pin 81 of expansion are to moving up
Dynamic, lifting pin 81 pushes the taper bucket 1 to move upwardly so that the gap between the taper bucket 1 and installing pipe 3 becomes larger, convenient for hot-air by
Gap discharge between the taper bucket 1 and installing pipe 3, improves the heat dissipation effect of this power supply switch cabinet dehumidification damp-proof device.
When the humidity of cabinet 7 is excessively high, the work of blower 14 generates upward wind, and the work of blower 14 generates one to inlet box 6
A downward active force, inlet box 6 move down the rectangle venthole so that 7 right side of opening and cabinet of 6 right end of inlet box
Corresponding, outside air enters in cabinet 7 through rectangle venthole, inlet box 6, and outside air enters in cabinet 7 and drives moisture
It is discharged by installing pipe 3, improves the dehumidifying effect of this power supply switch cabinet dehumidification damp-proof device.
There is gap between bottom surface when just starting inside hygroscopic agent packet 2 and cabinet 7, hygroscopic agent packet 2, which absorbs water, constantly becomes heavy, when
Bottom surface contact inside hygroscopic agent packet 2 and cabinet 7, the i.e. water suction of expression hygroscopic agent packet 2 replace hygroscopic agent packet 2 close to saturation, worker,
The working condition of hygroscopic agent packet 2 is easy to observe, and improves the moisture absorption ability of this power supply switch cabinet dehumidification damp-proof device.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of power supply switch cabinet dehumidification damp-proof device, including cabinet (7), it is characterised in that: the front end of the cabinet (7) is open
Setting, the left side of cabinet (7) front end and the rear end of chamber door (16) are rotatablely connected by hinge, the mounting hole of cabinet (7) upper surface
In be equipped with installing pipe (3), be equipped on the inner wall of installing pipe (3) the taper bucket lifting device (8), installing pipe (3) inner wall it is upper
The inner wall of end and the taper bucket (1) is connected by positioning device (9), and the quantity of positioning device (9) is two, two positioning devices
(9) it is symmetrical arranged in the left and right sides of the taper bucket lifting device (8), the internal upper surface of cabinet (7) is fixed with temperature-sensitive liquid holding box
(15), the interface of temperature-sensitive liquid holding box (15) lower surface is connected to the import on the taper bucket lifting device (8) by conduit；
The right side of cabinet (7) offers rectangle venthole, and ventilative web plate (12) are fixed in rectangle venthole, web plate of breathing freely
(12) position that right side corresponds to rectangle venthole is equipped with arc-shaped cover (13), and the inside of cabinet (7) is equipped with inlet box (6), into
The open setting of the right end of bellows (6), the right side that the right end and cabinet (7) of inlet box (6) are internal are slidably connected, inlet box (6)
Front and rear sides face pass through the internal right side of inlet box resetting apparatus (5) and cabinet (7) and connect, inlet box (6) upper surface
Mounting hole in be equipped with blower (14), the output end electrical connection of the input terminal of blower (14) and control switch (4), control switch
(4) the output end electrical connection of input terminal and external power supply, control switch (4) are fixed on the lateral surface of cabinet (7)；
Inlet box resetting apparatus (5) includes the first connecting plate (52), the side of the first connecting plate (52) and the side of inlet box (6)
It is fixedly connected, the slide opening and sliding bar (53) on the first connecting plate (52) are slidably connected, and the upper end of sliding bar (53) is fixed with
The internal right side of one fixed plate (51), the lower end of the first fixed plate (51) and cabinet (7) is connected by the second fixed plate (55),
Spring (54) are socketed on sliding bar (53) between second fixed plate (55) and the first connecting plate (52).
2. a kind of power supply switch cabinet dehumidification damp-proof device according to claim 1, it is characterised in that: the positioning device
It (9) include side mounting blocks (92), side mounting blocks (92) are fixed on the upper end of installing pipe (3) inner wall, the cunning on side mounting blocks (92)
Hole and sliding strut (91) are slidably connected, and the upper end of sliding strut (91) is fixedly connected with the inner wall of the taper bucket (1), slide strut
(91) lower end is fixed with lower side panel (93).
3. a kind of power supply switch cabinet dehumidification damp-proof device according to claim 1, it is characterised in that: the taper bucket rises
Device (8) includes round tube (82), and the closed setting in lower end of round tube (82), the inner wall of round tube (82) and the side of rubber block (83) are sliding
Dynamic connection, the side of rubber block (83) are fixedly connected with the lower end of lifting pin (81), the upper end of lifting pin (81) and the taper bucket (1)
Inner wall contact, the inner wall of the lower end of round tube (82) side and installing pipe (3) passes through the second connecting plate (84) connection.
4. a kind of power supply switch cabinet dehumidification damp-proof device according to claim 1, it is characterised in that: in the cabinet (7)
The right side in portion is fixed with block (11), and block (11) is located at the lower section of ventilative web plate (12).
5. a kind of power supply switch cabinet dehumidification damp-proof device according to claim 1, it is characterised in that: in the cabinet (7)
The left side of wall is fixedly connected with the left end of locating rod (18), and the right end of locating rod (18) is upturned, locating rod (18) and circle
Ring (17) is slidably connected, and the side of annulus (17) and the side of hygroscopic agent packet (2) are connected by elastic rubber rope (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821016215.2U CN208589688U (en) | 2018-06-29 | 2018-06-29 | A kind of power supply switch cabinet dehumidification damp-proof device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821016215.2U CN208589688U (en) | 2018-06-29 | 2018-06-29 | A kind of power supply switch cabinet dehumidification damp-proof device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208589688U true CN208589688U (en) | 2019-03-08 |
Family
ID=65538769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821016215.2U Expired - Fee Related CN208589688U (en) | 2018-06-29 | 2018-06-29 | A kind of power supply switch cabinet dehumidification damp-proof device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208589688U (en) |
-
2018
- 2018-06-29 CN CN201821016215.2U patent/CN208589688U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190308 |