CN207911148U - A kind of explosion-proof electric control box - Google Patents
A kind of explosion-proof electric control box Download PDFInfo
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- CN207911148U CN207911148U CN201721634970.2U CN201721634970U CN207911148U CN 207911148 U CN207911148 U CN 207911148U CN 201721634970 U CN201721634970 U CN 201721634970U CN 207911148 U CN207911148 U CN 207911148U
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- explosion
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Abstract
The utility model is related to a kind of explosion-proof electric control boxes, including anti-explosion box body, frequency converter is equipped in anti-explosion box body, pressure control circuit, temperature-control circuit, pressure setting apparatus and temperature setting device, and the outside of anti-explosion box body is equipped with for being connect with external pressure transmitter and temperature transmitter, receive the Data Input Interface of operating system data and for being connect with operating system, the data output interface of output control data, the pressure control circuit, temperature-control circuit, pressure setting apparatus, temperature setting device, connection is connected in Data Input Interface and data output interface with frequency converter.Explosion-proof electric control box converting operation can be controlled in explosion hazard area setting explosion-proof electric control box according to operating system data, ensure that operating system is run in safe-working pressure and safe temperature range, realize the automation control of whole system safety work, reduce cost of labor simultaneously, avoid casualties, and it is simple in structure, it realizes and is easy, be conducive to the upgrading to existing operating system.
Description
Technical field
The utility model belongs to explosion hazard area operating system explosion-proof electrification technical field, more particularly to a kind of anti-explosion electric
Control case.
Background technology
Currently, the operating systems such as existing supercharging pumping system, air temperature gasifier system have been widely used oil, natural gas neck
Domain, but they need to be arranged special operator to the work in use due to lacking explosion-proof automatic control system
System is supervised, and carries out corresponding operating to operating system in real time when operator has found superpressure or overtemperature situation, it is ensured that system
It is run within the scope of normal pressure and temperature.But this traditional approach pole not science is susceptible to artificial fault or operation not
When and cause operating system damage, can not normally start running, security of system is low, and labor intensity is big, high labor cost.
Utility model content
In order to solve the above technical problems existing in the prior art, the utility model provide one kind can be according to transmitting
The operating system data come control whether to need converting operation, realize the automation control of whole system safety work, reduce people
Work cost can arrive the ex electrical product that the explosion hazard areas such as oil, natural gas use, and simple in structure, realize and be easy, have
Conducive to the explosion-proof electric control box to existing operating system upgrading.
In order to solve the above technical problems, the utility model adopts the following technical solution：
A kind of explosion-proof electric control box includes anti-explosion box body, be equipped in the anti-explosion box body frequency converter, pressure control circuit,
Temperature-control circuit, and the outside of anti-explosion box body is equipped with pressure setting apparatus, temperature setting device, frequency-variable controller, power supply and use
In the Data Input Interface that explosion hazard area operating system data are connect, received with external pressure transmitter and temperature transmitter
With for connect, export with explosion hazard area operating system control data data output interface, the pressure control circuit,
Temperature-control circuit, pressure setting apparatus, temperature setting device, frequency-variable controller, power supply and Data Input Interface and data output
Connection is connected in interface with frequency converter.
Further, the power supply, Data Input Interface and data output interface are anti-explosion cable connector.
Further, the anti-explosion box body outer surface is additionally provided with pressure alarm display screen and temperature buzzer display screen, institute
It states and is additionally provided with overpressure alarm circuit and overtemperature alarm circuit in anti-explosion box body, the overpressure alarm circuit and overtemperature alarm circuit
Input terminal is connect with frequency converter, and output end is connect with pressure alarm display screen and temperature buzzer display screen respectively.
Further, it is equipped with temperature probe and fan control circuitry in the anti-explosion box body, while the anti-explosion box body
Outer surface is equipped with the air inlet radiator fan that is oppositely arranged and exhaust radiator fan, the temperature probe and fan control circuitry
Connection, output end and the air inlet radiator fan and exhaust radiator fan of the fan control circuitry is connected in input terminal with frequency converter
Conducting connection.
The utility model has the beneficial effects that：
The utility model is through the above technical solutions, can be according to the explosion hazard area operating system data sent
Whether control explosion-proof electric control box needs converting operation, it is ensured that explosion hazard area operating system is in safe-working pressure and safety temperature
Operation in range is spent, realizes the automation control of whole system safety work, while reducing cost of labor, avoids casualties,
And it is simple in structure, it realizes and is easy, be conducive to popularization and application, and the upgrading to existing operating system.
Description of the drawings
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings：
Fig. 1 is the structural schematic diagram of explosion-proof electric control box embodiment described in the utility model；
Fig. 2 is the structural principle schematic block diagram of explosion-proof electric control box embodiment described in the utility model；
Fig. 3 is the circuit diagram of explosion-proof electric control box embodiment described in the utility model.
Specific implementation mode
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only explaining this
Utility model is not used to limit the utility model.
As shown in Figure 1 to Figure 3：
The utility model embodiment provides a kind of explosion-proof electric control box, includes anti-explosion box body 1, in the anti-explosion box body 1
It is equipped with pressure setting apparatus 9, temperature equipped with frequency converter 2, pressure control circuit 3, temperature-control circuit 4, and the outside of anti-explosion box body 1
Setting apparatus 10, frequency-variable controller 5, power supply 6 and for connect with external pressure transmitter and temperature transmitter, receives explode endanger
The Data Input Interface 7 of dangerous place operating system data and for connect with explosion hazard area operating system, export control number
According to data output interface 8, the pressure control circuit 3, temperature-control circuit 4, pressure setting apparatus 9, temperature setting device 10, become
Frequency controller 5, power supply 6 and Data Input Interface 7 and data output interface 8, which are connected with frequency converter 2, to be connected；Wherein, described
Power supply 6 can be external power interface, be anti-explosion cable connector with Data Input Interface 7 and data output interface 8.
In this way, explosion-proof electric control box described in the utility model is arranged in explosion hazard area in use, first by connection operation
The anti-explosion cable of system (such as supercharging pumping system) is connected respectively on power supply 6, Data Input Interface 7 and data output interface 8, so
Start after setting safety work pressure and temperature on pressure setting apparatus 4, temperature setting device 5 afterwards, the frequency conversion of explosion-proof electric control box
The safety work pressure for the operating system data and setting that device 2 obtains pressure transmitter and temperature transmitter, sends and
Temperature carry out analyzing processing, with determine explosion-proof electric control box whether converting operation, make operating system in safe-working pressure and safety
Operation in temperature range, to ensure the operating system where explosion hazard area in safe-working pressure and safe temperature range
Operation, realizes the automation control of entire explosion hazard area operating system security operation, solves and makees in explosion hazard area
The supercharging electrical apparatus controlling system of industry cannot be explosion-proof problem；The explosion-proof electric control box can reduce cost of labor simultaneously, avoid people
Member's injures and deaths, and it is simple in structure, it realizes and is easy, be conducive to popularization and application, and the upgrading to existing operating system.
In addition, 1 outer surface of the anti-explosion box body is additionally provided with pressure alarm display screen 11 and temperature buzzer display screen 12, institute
It states and is additionally provided with overpressure alarm circuit 13 and overtemperature alarm circuit 14 in anti-explosion box body 1, the overpressure alarm circuit 13 and overtemperature report
The input terminal of alert circuit 14 is connect with frequency converter 2, output end respectively with pressure alarm display screen 11 and temperature buzzer display screen
12 connections.(being more than the safety work pressure and temperature of setting), 13 He of overpressure alarm circuit when there is superpressure or overtemperature
Overtemperature alarm circuit 14 will control pressure alarm display screen 11 and temperature buzzer display screen 12 send out alarm, further increase work
The stability of industry system operation, explosion-proof performance is stronger, safety higher.
As one preferred embodiment of the utility model, temperature probe 15 and fan control circuitry are equipped in the anti-explosion box body 1
16, while the outer surface of anti-explosion box body 1 is equipped with the air inlet radiator fan 17 being oppositely arranged and exhaust radiator fan 18, the temperature
The input terminal of control probe 15 and fan control circuitry 16, which is connected with frequency converter 2, to be connected, the output of the fan control circuitry 16
End is connected with air inlet radiator fan 17 and the exhaust conducting of radiator fan 18.In this way, the performance of explosion-proof electric control box can be effectively improved,
That is stability, reliability.
The above is preferred embodiments of the present invention, it is noted that for the ordinary skill of the art
For personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these are improved and profit
Decorations are also considered as the scope of protection of the utility model.
Claims (4)
1. a kind of explosion-proof electric control box, it is characterised in that：Include anti-explosion box body (1), frequency converter is equipped in the anti-explosion box body (1)
(2), pressure control circuit (3), temperature-control circuit (4), and the outside of anti-explosion box body (1) is equipped with pressure setting apparatus (9), temperature
Setting apparatus (10), frequency-variable controller (5), power supply (6) and for connecting, receive with external pressure transmitter and temperature transmitter
The Data Input Interface (7) of explosion hazard area operating system data and for being connect with explosion hazard area operating system, is defeated
Go out to control the data output interface (8) of data, the pressure control circuit (3), temperature-control circuit (4), pressure setting apparatus
(9), temperature setting device (10), frequency-variable controller (5), power supply (6) and Data Input Interface (7) and data output interface (8)
It is connected and connects with frequency converter (2).
2. explosion-proof electric control box according to claim 1, it is characterised in that：The power supply (6) is external power interface, with data
Input interface (7) and data output interface (8) are anti-explosion cable connector.
3. explosion-proof electric control box according to claim 1, it is characterised in that：Anti-explosion box body (1) outer surface is additionally provided with pressure
Power alarm display screen (11) and temperature buzzer display screen (12), the anti-explosion box body (1) is interior to be additionally provided with overpressure alarm circuit (13)
With overtemperature alarm circuit (14), the input terminal of the overpressure alarm circuit (13) and overtemperature alarm circuit (14) is and frequency converter
(2) it connects, output end is connect with pressure alarm display screen (11) and temperature buzzer display screen (12) respectively.
4. according to claims 1 or 2 or 3 explosion-proof electric control boxes, it is characterised in that：Temperature control is equipped in the anti-explosion box body (1)
Probe (15) and fan control circuitry (16), while the outer surface of the anti-explosion box body (1) is equipped with the air inlet being oppositely arranged and dissipates
Hot-air fan (17) and exhaust radiator fan (18), the input terminal of the temperature probe (15) and fan control circuitry (16) with change
Frequency device (2) conducting connection, output end and the air inlet radiator fan (17) and exhaust radiator fan of the fan control circuitry (16)
(18) conducting connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721634970.2U CN207911148U (en) | 2017-11-30 | 2017-11-30 | A kind of explosion-proof electric control box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721634970.2U CN207911148U (en) | 2017-11-30 | 2017-11-30 | A kind of explosion-proof electric control box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207911148U true CN207911148U (en) | 2018-09-25 |
Family
ID=63571370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721634970.2U Active CN207911148U (en) | 2017-11-30 | 2017-11-30 | A kind of explosion-proof electric control box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207911148U (en) |
-
2017
- 2017-11-30 CN CN201721634970.2U patent/CN207911148U/en active Active
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