CN215528420U - Low-voltage switch cabinet based on inert gas protection - Google Patents
Low-voltage switch cabinet based on inert gas protection Download PDFInfo
- Publication number
- CN215528420U CN215528420U CN202121549407.1U CN202121549407U CN215528420U CN 215528420 U CN215528420 U CN 215528420U CN 202121549407 U CN202121549407 U CN 202121549407U CN 215528420 U CN215528420 U CN 215528420U
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- Prior art keywords
- switch cabinet
- plate
- inert gas
- low
- gas protection
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- Expired - Fee Related
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- 239000011261 inert gas Substances 0.000 title claims abstract description 21
- 239000007921 spray Substances 0.000 claims abstract description 4
- 238000009423 ventilation Methods 0.000 claims description 10
- 230000007246 mechanism Effects 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 7
- 230000017525 heat dissipation Effects 0.000 claims description 4
- 239000007789 gas Substances 0.000 abstract description 14
- 239000000428 dust Substances 0.000 abstract description 8
- 239000002360 explosive Substances 0.000 abstract description 8
- 238000004880 explosion Methods 0.000 abstract description 5
- 239000000843 powder Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 238000010892 electric spark Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000013022 venting Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- -1 at this time Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of switch cabinets, and discloses a low-voltage switch cabinet based on inert gas protection, which solves the problem of explosion caused by the fact that flammable and explosive gas or dust enters the switch cabinet at present, and comprises a switch cabinet body and a door plate, wherein the door plate is movably installed with the switch cabinet body through a hinge, a supporting seat is installed inside the switch cabinet body, a bottom plate is installed at the top of the supporting seat, vertical plates are installed on two sides of the top of the bottom plate, two side plates are movably installed between the two vertical plates, and a left movable plate is movably installed on the right side of the side plate on the left side; according to the utility model, a cavity is formed in the switch cabinet body through the matching of the vertical plate and the bottom plate as well as the left movable plate and the right movable plate, and inert gas can enter the cavity through the matching of the vent pipe, the branch pipe, the gas outlet pipe and the spray holes, so that positive pressure is maintained in the cavity, and flammable gas and powder are prevented from entering the cavity.
Description
Technical Field
The utility model belongs to the technical field of switch cabinets, and particularly relates to a low-voltage switch cabinet based on inert gas protection.
Background
The switch cabinet mainly has the functions of opening, closing, controlling and protecting electric equipment in the process of generating, transmitting, distributing and converting electric energy of an electric power system, the components in the switch cabinet mainly comprise a circuit breaker, an isolating switch, a load switch, an operating mechanism, a mutual inductor, various protection devices and the like, and the switch cabinet has a plurality of classification methods, such as a movable switch cabinet and a fixed switch cabinet by the installation mode of the circuit breaker; or according to different cabinet body structures, the cabinet body can be divided into an open type switch cabinet, a metal closed switch cabinet and a metal closed armored switch cabinet; the high-voltage switch cabinet, the medium-voltage switch cabinet, the low-voltage switch cabinet and the like can be divided according to different voltage grades, and the high-voltage switch cabinet, the medium-voltage switch cabinet, the low-voltage switch cabinet and the like are mainly suitable for various occasions such as power plants, transformer substations, petrochemical industry, metallurgical steel rolling, light industrial textile, factories and mining enterprises, residential districts, high-rise buildings and the like.
In an environment with flammable and explosive gas or dust, the existing switch cabinet is often not completely sealed, and when the flammable and explosive gas or dust enters the switch cabinet, electric sparks generated by electrical components in the switch cabinet can explode.
SUMMERY OF THE UTILITY MODEL
Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the low-voltage switch cabinet based on inert gas protection, which effectively solves the problem that flammable and explosive gas or dust enters the switch cabinet to cause explosion at present.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a low-voltage switchgear based on inert gas protection, includes cubical switchboard body and door plant, and the door plant passes through hinge and cubical switchboard body movable mounting, the internally mounted of cubical switchboard body has the supporting seat, and the bottom plate is installed at the top of supporting seat, and the riser is all installed to the top both sides of bottom plate, and movable mounting has two curb plates between two risers, and the right side movable mounting who is located left curb plate has left fly leaf, and the left side movable mounting that is located the curb plate on right side has right fly leaf, and right fly leaf rotates with the curb plate to be connected, and the inside fixed mounting of cubical switchboard body has the air-breather.
Preferably, the ventilation mechanism comprises a ventilation pipe movably mounted with the switch cabinet body, an opening is formed in one side of the switch cabinet body, the ventilation pipe is sleeved with the opening, branch pipes are fixedly connected to two sides of one end of the ventilation pipe, an air outlet pipe is movably sleeved inside the branch pipes, and spray holes are formed in the outer side of the air outlet pipe.
Preferably, one end of each of the two air outlet pipes is fixedly connected with the two side plates respectively.
Preferably, fans are fixedly mounted on two sides of the bottom of the inner cavity of the switch cabinet body, and heat dissipation holes are formed in the top of the switch cabinet body at equal intervals.
Preferably, the sliding groove is formed in one side of the vertical plate, the transverse rod is fixedly mounted inside the sliding groove, the sliding block is movably sleeved on the outer side of the transverse rod and fixedly connected with the side plate, and the second reset spring is movably sleeved on the outer side of the transverse rod.
Preferably, one side of curb plate is seted up flutedly, and the inside fixed mounting of recess has the montant, and the outside activity of montant has cup jointed the slide bar, and the outside activity of montant has cup jointed the first reset spring that is located the slide bar top, and left side fly leaf and right fly leaf rotate with two slide bars respectively and are connected.
Preferably, two the curb plate is located between two risers, and left side fly leaf and right fly leaf are located between two risers, and are located the top of bottom plate.
Compared with the prior art, the utility model has the beneficial effects that:
(1) according to the utility model, a cavity is formed inside the switch cabinet body through the matching of the vertical plate and the bottom plate as well as the left movable plate and the right movable plate, and inert gas can enter the cavity through the matching of the vent pipe, the branch pipe, the gas outlet pipe and the spray holes, so that positive pressure is maintained in the cavity, and flammable gas and powder are prevented from entering the cavity;
(2) the utility model discloses a switch cabinet, including switch cabinet body, curb plate and slider, the cooperation between this novel curb plate and the second reset spring, make the curb plate of both sides can lateral shifting, and through left fly leaf, right fly leaf, slide bar and first reset spring's cooperation, make left fly leaf and right fly leaf can rotate and carry out longitudinal movement, thereby when electrical components such as circuit breaker explode because the electric current is too big or other reasons, the curb plate lateral shifting of both sides, left fly leaf and right fly leaf longitudinal movement simultaneously, make second reset spring and first reset spring absorb the energy of explosion, play the effect of buffering, protect the switch cabinet body.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.
In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the switch cabinet body according to the present invention;
FIG. 3 is a schematic view of the venting mechanism of the present invention;
FIG. 4 is a schematic view of a riser configuration of the present invention;
in the figure: 1. a switch cabinet body; 2. heat dissipation holes; 3. a door panel; 4. a fan; 5. a supporting seat; 6. a vertical plate; 7. a slide bar; 8. a first return spring; 9. a left movable plate; 10. a right movable plate; 11. a venting mechanism; 1101. a breather pipe; 1102. a branch pipe; 1103. an air outlet pipe; 1104. spraying a hole; 12. a side plate; 13. a base plate; 14. a vertical rod; 15. a groove; 16. an opening; 17. a second return spring; 18. a chute; 19. a cross bar; 20. a slide block.
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; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the first embodiment, as shown in fig. 1-4, the utility model includes a switch cabinet body 1 and a door panel 3, the door panel 3 is movably mounted with the switch cabinet body 1 through a hinge, a support seat 5 is mounted inside the switch cabinet body 1, a bottom plate 13 is mounted on the top of the support seat 5, vertical plates 6 are mounted on both sides of the top of the bottom plate 13, two side plates 12 are movably mounted between the two vertical plates 6, a left movable plate 9 is movably mounted on the right side of the side plate 12 on the left side, a right movable plate 10 is movably mounted on the left side of the side plate 12 on the right side, the right movable plate 10 is rotatably connected with the side plates 12, an air vent mechanism 11 is fixedly mounted inside the switch cabinet body 1, fans 4 are fixedly mounted on both sides of the bottom of an inner cavity of the switch cabinet body 1, heat dissipation holes 2 are equidistantly formed in the top of the switch cabinet body 1, when the switch cabinet body 1 is prevented in a workshop with inflammable and explosive gas or dust, at this time, inert gas is introduced into the switch cabinet body 1 from the ventilation mechanism 11, so that positive pressure is kept inside the switch cabinet body 1, and inflammable and explosive gas or dust is prevented from entering the switch cabinet body 1 and being mixed with electric sparks generated when electrical elements work to explode.
Embodiment two, on the basis of embodiment one, ventilation mechanism 11 includes the breather pipe 1101 with cubical switchboard body 1 movable mounting, opening 16 has been seted up to one side of cubical switchboard body 1, breather pipe 1101 cup joints with opening 16, the equal fixedly connected with branch pipe 1102 in one end both sides of breather pipe 1101, outlet duct 1103 has been cup jointed in the inboard activity of branch pipe 1102, orifice 1104 has been seted up to the outside of outlet duct 1103, the one end of two outlet ducts 1103 is respectively with two curb plate 12 fixed connection, when inert gas lets in inside breather pipe 1101, inert gas passes through branch pipe 1102 and enters into the inside of outlet duct 1103 this moment, then spout from orifice 1104, thereby make the inside of cubical switchboard body 1 keep the malleation and prevent inflammable and explosive gas or dust from getting into.
In the third embodiment, on the basis of the first embodiment, a sliding groove 18 is formed in one side of a vertical plate 6, a cross rod 19 is fixedly installed inside the sliding groove 18, a sliding block 20 is movably sleeved on the outer side of the cross rod 19, the sliding block 20 is fixedly connected with a side plate 12, a second return spring 17 is movably sleeved on the outer side of the cross rod 19, a groove 15 is formed in one side of the side plate 12, a vertical rod 14 is fixedly installed inside the groove 15, a sliding rod 7 is movably sleeved on the outer side of the vertical rod 14, a first return spring 8 positioned at the top of the sliding rod 7 is movably sleeved on the outer side of the vertical rod 14, a left movable plate 9 and a right movable plate 10 are respectively rotatably connected with the two sliding rods 7, the two side plates 12 are positioned between the two vertical plates 6, the left movable plate 9 and the right movable plate 10 are positioned between the two vertical plates 6 and above a bottom plate 13, when an electrical component such as a circuit breaker explodes due to an excessive current or other reasons, the side plates 12 on both sides move transversely, meanwhile, the left movable plate 9 and the right movable plate 10 move longitudinally, so that the second return spring 17 and the first return spring 8 absorb the energy of explosion, play a role in buffering, and protect the switch cabinet body 1.
The working principle is as follows: when the explosion-proof switch cabinet is used, firstly, inert gas is introduced into the vent pipe 1101, at the moment, the inert gas enters the gas outlet pipe 1103 through the branch pipe 1102, then enters the inside of the switch cabinet body 1 from the gas outlet pipe 1103, meanwhile, the vertical plate 6, the bottom plate 13, the side plate 12, the left movable plate 9 and the right movable plate 10 form a cavity, electrical elements are placed inside the cavity, at the moment, the introduction of the inert gas enables the cavity to keep positive pressure, inflammable and explosive gas or dust is prevented from entering, when the electrical elements such as a circuit breaker and the like explode due to overlarge current or other reasons, the side plates 12 on two sides move transversely, and meanwhile, the left movable plate 9 and the right movable plate 10 move longitudinally, so that the second return spring 17 and the first return spring 8 absorb the energy of the explosion, the buffer effect is achieved, and the switch cabinet body 1 is protected.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a low-voltage switchgear based on inert gas protection, includes cubical switchboard body (1) and door plant (3), door plant (3) are through hinge and cubical switchboard body (1) movable mounting, its characterized in that: the inside mounting of cubical switchboard body (1) has supporting seat (5), bottom plate (13) are installed at the top of supporting seat (5), riser (6) are all installed to the top both sides of bottom plate (13), movable mounting has two curb plates (12) between two riser (6), the right side movable mounting that is located left curb plate (12) has left fly leaf (9), the left side movable mounting that is located curb plate (12) on right side has right fly leaf (10), right fly leaf (10) rotate with curb plate (12) and are connected, the inside fixed mounting of cubical switchboard body (1) has air-breather (11).
2. The low-voltage switch cabinet based on inert gas protection as claimed in claim 1, characterized in that: the ventilation mechanism (11) comprises a ventilation pipe (1101) movably mounted with a switch cabinet body (1), an opening (16) is formed in one side of the switch cabinet body (1), the ventilation pipe (1101) is sleeved with the opening (16), branch pipes (1102) are fixedly connected to two sides of one end of the ventilation pipe (1101), an air outlet pipe (1103) is sleeved in the inner portion of each branch pipe (1102), and a spray hole (1104) is formed in the outer side of each air outlet pipe (1103).
3. The low-voltage switch cabinet based on inert gas protection as claimed in claim 2, characterized in that: one end of each of the two air outlet pipes (1103) is fixedly connected with the two side plates (12) respectively.
4. The low-voltage switch cabinet based on inert gas protection as claimed in claim 1, characterized in that: the fan (4) is fixedly mounted on two sides of the bottom of the inner cavity of the switch cabinet body (1), and the heat dissipation holes (2) are formed in the top of the switch cabinet body (1) at equal intervals.
5. The low-voltage switch cabinet based on inert gas protection as claimed in claim 1, characterized in that: a sliding groove (18) is formed in one side of the vertical plate (6), a cross rod (19) is fixedly mounted inside the sliding groove (18), a sliding block (20) is movably sleeved on the outer side of the cross rod (19), the sliding block (20) is fixedly connected with the side plate (12), and a second reset spring (17) is movably sleeved on the outer side of the cross rod (19).
6. The low-voltage switch cabinet based on inert gas protection as claimed in claim 1, characterized in that: one side of curb plate (12) is seted up recess (15), and the inside fixed mounting of recess (15) has montant (14), and slide bar (7) have been cup jointed in the outside activity of montant (14), and the outside activity of montant (14) has been cup jointed and is located first reset spring (8) at slide bar (7) top, and left side fly leaf (9) and right fly leaf (10) rotate with two slide bars (7) respectively and are connected.
7. The low-voltage switch cabinet based on inert gas protection as claimed in claim 1, characterized in that: the two side plates (12) are located between the two vertical plates (6), and the left movable plate (9) and the right movable plate (10) are located between the two vertical plates (6) and above the bottom plate (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121549407.1U CN215528420U (en) | 2021-07-08 | 2021-07-08 | Low-voltage switch cabinet based on inert gas protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121549407.1U CN215528420U (en) | 2021-07-08 | 2021-07-08 | Low-voltage switch cabinet based on inert gas protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215528420U true CN215528420U (en) | 2022-01-14 |
Family
ID=79812620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121549407.1U Expired - Fee Related CN215528420U (en) | 2021-07-08 | 2021-07-08 | Low-voltage switch cabinet based on inert gas protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215528420U (en) |
-
2021
- 2021-07-08 CN CN202121549407.1U patent/CN215528420U/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: 20220114 |