CN214281208U - Explosion-proof type converter - Google Patents
Explosion-proof type converter Download PDFInfo
- Publication number
- CN214281208U CN214281208U CN202120377333.1U CN202120377333U CN214281208U CN 214281208 U CN214281208 U CN 214281208U CN 202120377333 U CN202120377333 U CN 202120377333U CN 214281208 U CN214281208 U CN 214281208U
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- CN
- China
- Prior art keywords
- explosion
- box body
- frequency converter
- proof
- fire extinguishing
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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
- 238000001816 cooling Methods 0.000 claims abstract description 34
- 238000005192 partition Methods 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 239000004576 sand Substances 0.000 claims description 5
- 239000007921 spray Substances 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 238000004880 explosion Methods 0.000 abstract description 8
- 238000010276 construction Methods 0.000 abstract description 2
- 239000012634 fragment Substances 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 4
- 230000001502 supplementing effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model discloses an explosion-proof frequency converter, which comprises a box body, wherein the box body is internally divided into a plurality of equipment bins through a plurality of partition plates, and the side surfaces of the equipment bins are provided with exhaust fans; the plurality of frequency converter devices are dispersedly arranged in different device bins; each frequency converter device is provided with an independent temperature sensor; the bottom of the box body is connected with an explosion-proof bin, and a fire extinguishing mechanism and a cooling mechanism are arranged in the explosion-proof bin. The device has solved current equipment and can't effectively cushion and put out a fire when facing inside explosion, and the structure is fragile, causes the fragment to splash the problem of harm human equipment safety around easily, has sound construction, can the inside risk of catching a fire of real-time supervision, in time carries out automatic fire extinguishing, and blast resistance under the extreme situation is strong, can protect personnel and equipment around the converter characteristics that do not receive the harm.
Description
Technical Field
The utility model belongs to the technical equipment field of the converter, in particular to explosion-proof type converter.
Background
The frequency converter is an electric control device which applies a frequency conversion technology and a microelectronic technology and controls an alternating current motor by changing the frequency mode of a working power supply of the motor, and mainly comprises a rectification unit, a filtering unit, an inversion unit, a braking unit, a driving unit, a detection unit, a micro-processing unit and the like.
Disclosure of Invention
The utility model aims to solve the technical problem that an explosion-proof type converter is provided, the device has solved existing equipment and can't effectively cushion and put out a fire when facing inside explosion, and the structure fragile causes the piece to splash the problem of harm human equipment safety on every side easily, has sound construction, can the inside risk of firing of real-time supervision, in time carries out automatic fire extinguishing, and blast resistance impact can be strong under the extreme situation, can protect personnel and equipment around the converter characteristics that do not receive the harm.
In order to realize the above design, the utility model adopts the following technical scheme: an explosion-proof frequency converter comprises a box body, wherein the interior of the box body is divided into a plurality of equipment bins through a plurality of partition plates, and exhaust fans are arranged on the side surfaces of the equipment bins; the plurality of frequency converter devices are dispersedly arranged in different device bins; each frequency converter device is provided with an independent temperature sensor; the bottom of the box body is connected with an explosion-proof bin, and a fire extinguishing mechanism and a cooling mechanism are arranged in the explosion-proof bin.
Preferably, the box body shell is of a hollow structure; the top of the box body shell is provided with a plurality of liquid inlets, and the surfaces of the liquid inlets are provided with sealing plugs; the outer surface of the sealing plug is connected with an annular magnet which is connected with an iron sheet on the outer surface of the box body in a magnetic connection mode.
Preferably, the fire extinguishing mechanism comprises a fire extinguishing pipe arranged inside the box body shell, and one end of the fire extinguishing pipe is connected with the pressure gas tank in the explosion-proof bin.
Preferably, the partition plate is of a hollow plate-shaped structure, and one end of the partition plate is communicated with the fire extinguishing pipe in the box body shell through a connecting pipe; the lower surface of the clapboard is connected with a plurality of spray heads.
Preferably, the pressure gas tank is filled with gas for extinguishing fire; the bottom of the pressure gas tank is connected with a gas supplementing pipe, and a pressure gauge is arranged on the gas supplementing pipe.
Preferably, the outlet end of the pressure gas tank is provided with an electromagnetic valve, and the electromagnetic valve and the temperature sensor are both electrically connected with the controller.
Preferably, the cooling mechanism comprises a cooling box, and a cooler is arranged in the cooling box; the top of the cooling tank is communicated with the inside of the tank body shell through a circulating pipe, and a water pump is arranged on the circulating pipe; the top of the cooling box is also provided with a return pipe which is communicated with the inside of the box body shell.
Preferably, through holes are formed in two sides of the cooling box, and the fire extinguishing pipe penetrates through the inside of the cooling box through the through holes; the through hole is provided with a sealing mechanism.
Preferably, the inner wall of the box body is provided with a buffer plate, and the buffer plate is connected with the inner wall of the box body through a spring.
Preferably, the buffer plate is a hollow plate-shaped structure; a plurality of arc-shaped buffer strips are connected to two sides of the inner wall of the buffer plate; sand grains are filled in the buffer plate; the arc-shaped buffer strip is preferably a bent steel bar.
The explosion-proof frequency converter has the beneficial effects that:
the device is provided with the pressure gas tank which is matched with the temperature sensor to act, when the temperature reaches a fire early warning value, the electromagnetic valve can be automatically started to rapidly spray high-pressure fire extinguishing gas to extinguish fire, the response is rapid, and the fire risk can be killed in advance; the device is also provided with a water cooling device for cooling the interior, compared with the traditional single air cooling mode, the cooling effect is improved in reply, and meanwhile, the sprayed fire extinguishing gas can be rapidly cooled; the device inner wall has still set up the buffer board and has carried out abundant energy-absorbing, and the energy of explosion can be fully absorbed to inside bent type buffer strip and the grains of sand of buffer board, and the energy when guaranteeing the explosion is fully absorbed, and the effect of energy-absorbing also can be played to the inside liquid of outside box to harm with the explosion restricts inside the box as far as, avoids interior equipment to splash and leads to personnel injured.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the internal structure of the buffer board of the present invention.
Fig. 3 is a schematic view of the internal structure of the partition board of the present invention.
The reference numbers in the figures are: the device comprises a box body 1, a partition plate 11, a connecting pipe 111, a spray head 112, a frequency converter device 12, a liquid inlet 13, a sealing plug 14, a temperature sensor 15, an exhaust fan 16, an explosion-proof bin 2, a fire extinguishing pipe 31, a pressure gas tank 32, a gas supplementing pipe 33, a pressure gauge 34, an electromagnetic valve 35, a cooling box 41, a cooler 42, a circulating pipe 43, a water pump 44, a return pipe 45, a controller 5, a buffer plate 6 and an arc-shaped buffer strip 61.
Detailed Description
As shown in fig. 1 to 3, an explosion-proof frequency converter includes a box 1, the inside of the box 1 is divided into a plurality of equipment bins by a plurality of partition boards 11, and exhaust fans 16 are disposed on the side surfaces of the equipment bins; the plurality of frequency converter devices 12 are dispersedly arranged in different device bins; each frequency converter device 12 is provided with an independent temperature sensor 15; the bottom of the box body 1 is connected with an explosion-proof bin 2, and a fire extinguishing mechanism and a cooling mechanism are arranged in the explosion-proof bin 2.
Preferably, the casing of the box body 1 is a hollow structure; the top of the shell of the box body 1 is provided with a plurality of liquid inlets 13, and the surfaces of the liquid inlets 13 are provided with sealing plugs 14; the outer surface of the sealing plug 14 is connected with a ring magnet which is magnetically connected with an iron sheet connected with the outer surface of the box body 1.
Preferably, the fire extinguishing mechanism comprises a fire extinguishing pipe 31 arranged inside the outer shell of the box body 1, and one end of the fire extinguishing pipe 31 is connected with a pressure gas tank 32 in the explosion-proof bin 2.
Preferably, the partition 11 is a hollow plate-shaped structure, and one end of the partition 11 is communicated with the fire extinguishing pipe 31 inside the casing of the box body 1 through a connecting pipe 111; a plurality of shower heads 112 are attached to the lower surface of the partition plate 11.
Preferably, the pressure gas tank 32 is filled with gas for extinguishing fire; the bottom of the pressure air tank 32 is connected with an air supply pipe 33, and the air supply pipe 33 is provided with a pressure gauge 34.
Preferably, the outlet end of the pressure air tank 32 is provided with an electromagnetic valve 35, and the electromagnetic valve 35 and the temperature sensor 15 are both electrically connected with the controller 5.
Preferably, the cooling mechanism includes a cooling tank 41, and a cooler 42 is provided inside the cooling tank 41; the top of the cooling tank 41 is communicated with the inside of the shell of the tank body 1 through a circulating pipe 43, and a water pump 44 is arranged on the circulating pipe 43; the top of the cooling tank 41 is also provided with a return pipe 45 which is communicated with the inside of the shell of the tank body 1.
Preferably, through holes are formed in both sides of the cooling box 41, and the fire extinguishing pipe 31 passes through the inside of the cooling box 41 through the through holes; the through hole is provided with a sealing mechanism.
Preferably, the inner walls of the box body 1 are provided with buffer plates 6, and the buffer plates 6 are connected with the inner walls of the box body 1 through springs.
Preferably, the buffer plate 6 is a hollow plate-shaped structure; a plurality of arc-shaped buffer strips 61 are connected to two sides of the inner wall of the buffer plate 6; the buffer plate 6 is filled with sand grains.
The working principle of the explosion-proof frequency converter is as follows:
the device is provided with the pressure gas tank 32 which is matched with the temperature sensor 15 to act, when the temperature reaches a fire early warning value, the electromagnetic valve 35 can be automatically started to rapidly spray high-pressure fire extinguishing gas to extinguish fire, the response is rapid, and the fire risk can be killed in advance; the device is also provided with a water cooling device for cooling the interior, compared with the traditional single air cooling mode, the cooling effect is improved in reply, and meanwhile, the sprayed fire extinguishing gas can be rapidly cooled; the device inner wall has still set up buffer board 6 and has carried out abundant energy-absorbing, and the energy of explosion can be fully absorbed to the inside bent form buffering strip of buffer board 6 and sand grain, and the energy when guaranteeing the explosion is fully absorbed, and the effect of energy-absorbing also can be played to the inside liquid of outside box 1 to harm with the explosion restricts inside box 1 as far as, avoids the internal plant to splash and leads to personnel to be injured.
The above embodiments are merely preferred technical solutions of the present invention, and should not be considered as limitations of the present invention, and the features in the embodiments and the examples in the present application may be arbitrarily combined with each other without conflict. The protection scope of the present invention shall be defined by the claims and the technical solutions described in the claims, including the technical features of the equivalent alternatives as the protection scope. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.
Claims (10)
1. An explosion-proof type converter which characterized in that: the air conditioner comprises a box body (1), wherein the interior of the box body (1) is divided into a plurality of equipment bins through a plurality of partition plates (11), and exhaust fans (16) are arranged on the side surfaces of the equipment bins; a plurality of frequency converter devices (12) are dispersedly arranged in different device bins; each frequency converter device (12) is provided with an independent temperature sensor (15); the bottom of the box body (1) is connected with an explosion-proof bin (2), and a fire extinguishing mechanism and a cooling mechanism are arranged in the explosion-proof bin (2).
2. An explosion-proof frequency converter according to claim 1, characterized in that: the shell of the box body (1) is of a hollow structure; the top of the shell of the box body (1) is provided with a plurality of liquid inlets (13), and the surfaces of the liquid inlets (13) are provided with sealing plugs (14); the outer surface of the sealing plug (14) is connected with an annular magnet which is magnetically connected with an iron sheet connected with the outer surface of the box body (1).
3. An explosion-proof frequency converter according to claim 1, characterized in that: the fire extinguishing mechanism comprises a fire extinguishing pipe (31) arranged inside the shell of the box body (1), and one end of the fire extinguishing pipe (31) is connected with a pressure gas tank (32) in the explosion-proof bin (2).
4. An explosion-proof frequency converter according to claim 1, characterized in that: the partition plate (11) is of a hollow plate-shaped structure, and one end of the partition plate (11) is communicated with a fire extinguishing pipe (31) in the shell of the box body (1) through a connecting pipe (111); the lower surface of the clapboard (11) is connected with a plurality of spray heads (112).
5. An explosion-proof frequency converter according to claim 3, characterized in that: the pressure gas tank (32) is filled with gas for extinguishing fire; the bottom of the pressure air tank (32) is connected with an air supply pipe (33), and the air supply pipe (33) is provided with a pressure gauge (34).
6. An explosion-proof frequency converter according to claim 3, characterized in that: the outlet end of the pressure air tank (32) is provided with an electromagnetic valve (35), and the electromagnetic valve (35) and the temperature sensor are both electrically connected with the controller (5).
7. An explosion-proof frequency converter according to claim 1, characterized in that: the cooling mechanism comprises a cooling box (41), and a cooler (42) is arranged in the cooling box (41); the top of the cooling tank (41) is communicated with the inside of the shell of the tank body (1) through a circulating pipe (43), and a water pump (44) is arranged on the circulating pipe (43); the top of the cooling box (41) is also provided with a return pipe (45) which is communicated with the inside of the shell of the box body (1).
8. An explosion-proof frequency converter according to claim 7, characterized in that: through holes are formed in the two sides of the cooling box (41), and the fire extinguishing pipe (31) penetrates through the inside of the cooling box (41) through the through holes; the through hole is provided with a sealing mechanism.
9. An explosion-proof frequency converter according to claim 1, characterized in that: the inner wall of the box body (1) is provided with a buffer plate (6), and the buffer plate (6) is connected with the inner wall of the box body (1) through a spring.
10. An explosion-proof frequency converter according to claim 9, characterized in that: the buffer plate (6) is of a hollow plate-shaped structure; a plurality of arc-shaped buffer strips (61) are connected to two sides of the inner wall of the buffer plate (6); the buffer plate (6) is filled with sand grains.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120377333.1U CN214281208U (en) | 2021-02-19 | 2021-02-19 | Explosion-proof type converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120377333.1U CN214281208U (en) | 2021-02-19 | 2021-02-19 | Explosion-proof type converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214281208U true CN214281208U (en) | 2021-09-24 |
Family
ID=77790352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120377333.1U Expired - Fee Related CN214281208U (en) | 2021-02-19 | 2021-02-19 | Explosion-proof type converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214281208U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116456699A (en) * | 2023-05-24 | 2023-07-18 | 四川宏华电气有限责任公司 | Cooling explosion-proof device suitable for frequency converter in explosion-proof area of well drilling and control method thereof |
-
2021
- 2021-02-19 CN CN202120377333.1U patent/CN214281208U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116456699A (en) * | 2023-05-24 | 2023-07-18 | 四川宏华电气有限责任公司 | Cooling explosion-proof device suitable for frequency converter in explosion-proof area of well drilling and control method thereof |
| CN116456699B (en) * | 2023-05-24 | 2024-05-28 | 四川宏华电气有限责任公司 | Cooling explosion-proof device suitable for frequency converter in explosion-proof area of well drilling and control method thereof |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210924 |