CN207969210U - A kind of explosion-proof control box - Google Patents
A kind of explosion-proof control box Download PDFInfo
- Publication number
- CN207969210U CN207969210U CN201820395096.XU CN201820395096U CN207969210U CN 207969210 U CN207969210 U CN 207969210U CN 201820395096 U CN201820395096 U CN 201820395096U CN 207969210 U CN207969210 U CN 207969210U
- Authority
- CN
- China
- Prior art keywords
- babinet
- explosion
- control box
- proof control
- proof
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of explosion-proof control boxes, including babinet and door-plate, the bottom of box is equipped with air pump, the door-plate is mounted on by hinge before the babinet, the surrounding that the door-plate is bonded with the babinet is mounted on sealing strip, the box house is equipped with controller, it is located above the controller on the inner wall of the babinet and sensor of dust concentration and temperature sensor is installed, it is mounted on cooling fin in the two sides of the babinet and back plate, the inside top of the babinet is equipped with breather valve, the top outer that the upper surface of described breather valve is located at the babinet is equipped with radiator fan, the radiator fan side is provided with alarm, the alarm side is provided with remote signal transmitter.Advantageous effect is：The dust concentration in the babinet can be detected automatically, when the concentration is too high, can be discharged it automatically, be avoided exploding.
Description
Technical field
The utility model is related to field of electrical control, and in particular to a kind of explosion-proof control box.
Background technology
Explosion-proof control box can work normally in explosive dust atmosphere.Application No. is：201620121696.8 China
Patent, particular content are：Disclose explosion-proof control box.Explosion-proof control box includes babinet and case lid, and behaviour is provided on the case lid
Make control button, observation window and cable entry, the operation and control button includes spring steel wire, rubber seal and pin
Nail, is provided with observation window holder in the babinet, and the observation window holder supports the observation window, on the cable entry
Cable intake blocked with plug；The case lid outer ring is evenly arranged with explosion-proof screw thread.Explosion-proof control box in above-mentioned patent
Only prevent dust from entering by being sealed to babinet, since dust particles are smaller, the gap between babinet and case lid, and
The gap of observation window surrounding and babinet can be such that dust enters, when the dust concentration assembled for a long time in babinet reaches explosion limit value
When, can still control cabinet be caused to explode.
Utility model content
The purpose of this utility model is that solve the above-mentioned problems and provides a kind of explosion-proof control box.
The utility model is achieved through the following technical solutions above-mentioned purpose：
A kind of explosion-proof control box, including babinet and door-plate, the bottom of box are equipped with air pump, and the door-plate passes through hinge
Before the babinet, the surrounding that the door-plate is bonded with the babinet is mounted on sealing strip, the box house peace
It is located at equipped with controller, above the controller on the inner wall of the babinet and sensor of dust concentration and temperature sensing is installed
Device is mounted on cooling fin on the two sides of the babinet and back plate, and the inside top of the babinet is equipped with breather valve, described
The top outer that the upper surface of breather valve is located at the babinet is equipped with radiator fan, and the radiator fan side is provided with alarm
Device, the alarm side are provided with remote signal transmitter.
In above structure, when control cabinet works normally, the temperature sensor and the sensor of dust concentration can be to institutes
The temperature and dust concentration stated in babinet are monitored in real time, when temperature is higher than the set temperature or dust concentration of the controller
More than the controller setting value when, the breather valve is opened, while the radiator fan and the air pump start simultaneously, institute
It states air pump and fresh air is filled with the babinet, work of the high hot-air or dusty gas in the babinet in the radiator fan
Quickly be discharged through the breather valve with lower, when in the babinet temperature and dust concentration be reduced to setting value or less when, institute
It states radiator fan to be first shut off, the air pump is closed after postponing 1 minute, when the breather valve detects the interior outer space of the babinet
When atmospheric pressure is equal, the breather valve is also automatically closed, and completes the automatic air-exchanging of control cabinet, avoids exploding, when the case
When not restoring normal range (NR) yet after handling ten minutes, the alarm will send out alarm and carry internal temperature or dust concentration
Wake up, alarm signal is sent to remote monitoring end by the controller by the remote signal transmitter, so as to maintenance personal and
When checked to scene.
In order to further increase the explosion prevention function of explosion-proof control box, the exhaust outlet of the air pump leads to the box house.
In order to further increase the explosion prevention function of explosion-proof control box, the babinet and the door-plate are all made of aluminium alloy compression casting
It forms.
In order to further increase the explosion prevention function of explosion-proof control box, the sealing strip is made of polyurethane rubber.
In order to further increase the explosion prevention function of explosion-proof control box, the sensor of dust concentration and the temperature sensor
It is electrically connected with the controller, the sensor of dust concentration and the temperature sensor are explosion-proof sensor.
In order to further increase the explosion prevention function of explosion-proof control box, the cooling fin is aluminum alloy heat sink.
In order to further increase the explosion prevention function of explosion-proof control box, the breather valve and the radiator fan with the control
Device electrical connection processed, and the radiator fan is explosion-proof radiator fan.
In order to further increase the explosion prevention function of explosion-proof control box, the alarm is explosion-proof audible-visual annunciator, and described
Controller is electrically connected.
In order to further increase the explosion prevention function of explosion-proof control box, the remote signal transmitter is electrically connected with the controller
It connects.
Advantageous effect is：The dust concentration in the babinet can be detected automatically, when the concentration is too high, can be arranged automatically
Go out, avoids exploding.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of explosion-proof control box described in the utility model.
The reference numerals are as follows：
1, babinet；2, air pump；3, sealing strip；4, door-plate；5, sensor of dust concentration；6, breather valve；7, radiator fan；8、
Alarm；9, remote signal transmitter；10, temperature sensor；11, cooling fin；12, controller.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings：
As shown in Figure 1, a kind of explosion-proof control box, including babinet 1 and door-plate 4,1 bottom of babinet are equipped with air pump 2, door-plate 4
It is mounted on 1 front of babinet by hinge, the surrounding that door-plate 4 is bonded with babinet 1 is mounted on sealing strip 3, and sealing strip 3 is used for door-plate
It after 4 close, prevents dust from entering in babinet 1 from the gap of door-plate 4, controller 12,12 top of controller is installed inside babinet 1
Sensor of dust concentration 5 and temperature sensor 10 be installed on the inner wall of babinet 1, on the two sides of babinet 1 and back plate
Cooling fin 11 is installed, when cooling fin 11 works for control cabinet, the heat derives that internal component is distributed avoid babinet
Temperature is excessively high in 1, and the inside top of babinet 1 is equipped with breather valve 6, and the upper surface of breather valve 6 is located at the top outer installation of babinet 1
There are radiator fan 7,7 side of radiator fan to be provided with alarm 8,8 side of alarm is provided with remote signal transmitter 9.
In above structure, when control cabinet works normally, temperature sensor 10 and sensor of dust concentration 5 can be in babinets 1
Temperature and dust concentration monitored in real time, when temperature higher than controller 12 set temperature or dust concentration be more than controller
When 12 setting value, breather valve 6 is opened, while radiator fan 7 and air pump 2 start simultaneously, and fresh air is filled with babinet by air pump 2
1, high hot-air or dusty gas in babinet 1 are quickly discharged under the action of radiator fan 7 through breather valve 6, when in babinet 1
When temperature and dust concentration are reduced to setting value or less, radiator fan 7 is first shut off, and air pump 2 is closed after postponing 1 minute, when
When breather valve 6 detects that the inner air and outer air pressure of babinet 1 is equal, breather valve 6 is also automatically closed, and completes moving certainly for control cabinet
Gas avoids exploding, when in babinet 1 temperature or dust concentration handle ten minutes after do not restore normal range (NR) yet when, report
Alert device 8 will send out warning reminding, and alarm signal is sent to remote monitoring end by controller 12 by remote signal transmitter 9, with
Just maintenance personal arrives scene and checks in time.
In order to further increase the explosion prevention function of explosion-proof control box, the exhaust outlet of air pump 2 leads to inside babinet 1,1 He of babinet
Door-plate 4 is all made of aluminium alloy compression casting and forms, and sealing strip 3 is made of polyurethane rubber, sensor of dust concentration 5 and temperature sensing
Device 10 is electrically connected with controller 12, and sensor of dust concentration 5 and temperature sensor 10 are explosion-proof sensor, and cooling fin 11 is
Aluminum alloy heat sink, breather valve 6 and radiator fan 7 are electrically connected with controller 12, and radiator fan 7 is explosion-proof radiator fan,
Alarm 8 is explosion-proof audible-visual annunciator, is electrically connected with controller 12, remote signal transmitter 9 is electrically connected with controller 12.
The basic principles and main features and advantage of the utility model have been shown and described above.The technical staff of the industry
It should be appreciated that the present utility model is not limited to the above embodiments, the above embodiments and description only describe this
The principle of utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model also has various change
And improvement, these various changes and improvements fall within the scope of the claimed invention.The utility model requires protection scope
It is defined by appending claims and equivalents.
Claims (9)
1. a kind of explosion-proof control box, including babinet and door-plate, it is characterised in that：The bottom of box is equipped with air pump, the door
Plate is mounted on by hinge before the babinet, and the surrounding that the door-plate is bonded with the babinet is mounted on sealing strip, described
Box house is equipped with controller, be located above the controller on the inner wall of the babinet be equipped with sensor of dust concentration and
Temperature sensor is mounted on cooling fin on the two sides of the babinet and back plate, and the inside top of the babinet, which is equipped with, exhales
Valve is inhaled, the top outer that the upper surface of described breather valve is located at the babinet is equipped with radiator fan, and the radiator fan side is set
It is equipped with alarm, the alarm side is provided with remote signal transmitter.
2. a kind of explosion-proof control box according to claim 1, it is characterised in that：The exhaust outlet of the air pump leads to the case
Internal portion.
3. a kind of explosion-proof control box according to claim 1, it is characterised in that：The babinet and the door-plate are all made of aluminium
Alloy die cast forms.
4. a kind of explosion-proof control box according to claim 1, it is characterised in that：The sealing strip uses polyurethane rubber system
At.
5. a kind of explosion-proof control box according to claim 1, it is characterised in that：The sensor of dust concentration and the temperature
Degree sensor is electrically connected with the controller, and the sensor of dust concentration and the temperature sensor are explosion-proof sensing
Device.
6. a kind of explosion-proof control box according to claim 1, it is characterised in that：The cooling fin is aluminum alloy heat sink.
7. a kind of explosion-proof control box according to claim 1, it is characterised in that：The breather valve and the radiator fan are equal
It is electrically connected with the controller, and the radiator fan is explosion-proof radiator fan.
8. a kind of explosion-proof control box according to claim 1, it is characterised in that：The alarm is explosion-proof sound-light alarm
Device is electrically connected with the controller.
9. a kind of explosion-proof control box according to claim 1, it is characterised in that：The remote signal transmitter and the control
Device electrical connection processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820395096.XU CN207969210U (en) | 2018-03-22 | 2018-03-22 | A kind of explosion-proof control box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820395096.XU CN207969210U (en) | 2018-03-22 | 2018-03-22 | A kind of explosion-proof control box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207969210U true CN207969210U (en) | 2018-10-12 |
Family
ID=63725834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820395096.XU Expired - Fee Related CN207969210U (en) | 2018-03-22 | 2018-03-22 | A kind of explosion-proof control box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207969210U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110446377A (en) * | 2019-07-03 | 2019-11-12 | 二工防爆科技股份有限公司 | A kind of explosion proof control case |
| CN110454597A (en) * | 2019-07-03 | 2019-11-15 | 二工防爆科技股份有限公司 | A kind of explosion-proof air outlet valve of explosion proof control case |
-
2018
- 2018-03-22 CN CN201820395096.XU patent/CN207969210U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110446377A (en) * | 2019-07-03 | 2019-11-12 | 二工防爆科技股份有限公司 | A kind of explosion proof control case |
| CN110454597A (en) * | 2019-07-03 | 2019-11-15 | 二工防爆科技股份有限公司 | A kind of explosion-proof air outlet valve of explosion proof control case |
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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: 20181012 Termination date: 20190322 |