CN204243537U - A kind of engineering machinery pneumatic control case - Google Patents
A kind of engineering machinery pneumatic control case Download PDFInfo
- Publication number
- CN204243537U CN204243537U CN201420815754.8U CN201420815754U CN204243537U CN 204243537 U CN204243537 U CN 204243537U CN 201420815754 U CN201420815754 U CN 201420815754U CN 204243537 U CN204243537 U CN 204243537U
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- CN
- China
- Prior art keywords
- casing
- control unit
- engineering machinery
- pneumatic control
- smoke detector
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Abstract
The utility model provides a kind of engineering machinery pneumatic control case, comprise casing, casing comprises high-molecular polythene layer and lithium plate, be provided with pressure sensor, smoke detector, control unit, warning device in casing and open and close valve, pressure sensor and smoke detector are connected with described control unit simultaneously, control unit is simultaneously with warning device and open and close valve and be connected, detected value in casing is transferred to control unit by pressure sensor and smoke detector, control unit controls the switch of warning device, opens and closes the operating state that valve controls electric control box.The utility model, by the material of the box body of electric cabinet of change, improves the intensity of electric control box, prevents box deformation or damage; Meanwhile, pressure sensor and smoke detector can monitor the running status of electric control box in real time, can control the operating state of regulator cubicle in emergency situations and give the alarm, and avoid the further expansion of dangerous situation.
Description
Technical field
The utility model relates to electrical equipment, and specifically, the utility model relates to a kind of engineering machinery pneumatic control case.
Background technology
Along with the develop rapidly of intelligent grid, in order to meet the needs that intelligent grid is built, electric control box needs to be installed by the indoor open outdoor closed that turns to.When in employing casing, current transformer breaks down or makes current transformer be short-circuited because of misoperation, transient thermal response and the electrical discharge arc of generation in cabinet are probably explosion caused, a large amount of high temperature and high pressure gas is mingled with device fragment and can imports and exports spouting in advance from electric chamber door or air channel, the personal safety of serious harm to the outer operating personnel of case and the safety of the outer miscellaneous equipment of cabinet, may cause great casualties and property loss.For the problems referred to above, those skilled in the art need badly provides a kind of safe engineering machinery pneumatic control case.
Utility model content
The technical problems to be solved in the utility model is: provide a kind of engineering machinery pneumatic control case, can reduce electric control box implode and cause damage.
The utility model solves the technical scheme that its technical problem adopts: provide a kind of engineering machinery pneumatic control case, comprise casing, described casing comprises high-molecular polythene layer and lithium plate, pressure sensor is provided with in described casing, smoke detector, control unit, warning device and keying valve, described pressure sensor and smoke detector are connected with described control unit simultaneously, described control unit is simultaneously with described warning device and open and close valve and be connected, detected value in casing is transferred to control unit by described pressure sensor and smoke detector, described control unit controls the switch of warning device, described keying valve controls the operating state of electric control box.
Preferably, be provided with pressure relief opening in described casing, the gases at high pressure targeted release that dangerous matter sources instant of detonation produces by described pressure relief opening is outside to described casing.
Preferably, described pressure relief opening connects relief pipeline, and described relief pipeline is located at the outside of described casing.
Preferably, described relief pipeline is metal material.
Preferably, described pressure relief opening is metal material.
Preferably, protected location is provided with in described casing.
Preferably, described protected location comprises air switch and leakage switch.
The utility model provides a kind of engineering machinery pneumatic control case, by the material of the box body of electric cabinet of change, improves the intensity of electric control box, prevents box deformation or damage; Meanwhile, pressure sensor and smoke detector can monitor the running status of electric control box in real time, can control the operating state of regulator cubicle in emergency situations and give the alarm, and avoid the further expansion of dangerous situation.In addition, casing internal pressure can be released into casing outside by pressure relief opening, protects peripheral attendant, reduces gases at high pressure to the impact of electric control box simultaneously; The utility model explosion-proof performance is good, and simple, cheap, reliable and stable being easy to again of structure realizes.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of engineering machinery pneumatic control case preferred embodiment of the present utility model.
[in figure Reference numeral]:
10. casing, 20. high-molecular polythene layers, 30. lithium plates, 40. pressure sensors, 50. smoke detectors, 60. control units, 70. warning devices, 80. open and close valve, 90. pressure relief openings, 100. relief pipelines.
Embodiment
For making content of the present utility model clearly understandable, below in conjunction with Figure of description, content of the present utility model is described further.Certain the utility model is not limited to this specific embodiment, and the general replacement known by those skilled in the art is also encompassed in protection range of the present utility model.Secondly, the utility model detailed statement that utilized schematic diagram to carry out, when describing the utility model example in detail, for convenience of explanation, schematic diagram, should in this, as to restriction of the present utility model not according to general ratio partial enlargement.
Above-mentioned and other technical characteristic and beneficial effect, will in conjunction with the embodiments and accompanying drawing 1 engineering machinery pneumatic control case of the present utility model is described in detail.As shown in Figure 1, Fig. 1 is the structural representation of engineering machinery pneumatic control case preferred embodiment of the present utility model.
As shown in Figure 1, the utility model provides a kind of engineering machinery pneumatic control case, comprise casing 10, described casing 10 comprises high-molecular polythene layer 20 and lithium plate 30, pressure sensor 40 is provided with in casing 10, smoke detector 50, control unit 60, warning device 70 and keying valve 80, pressure sensor 40 and smoke detector 50 are connected with control unit 60 simultaneously, control unit 60 is simultaneously with warning device 70 and open and close valve 80 and be connected, detected value in casing 10 is transferred to control unit 60 by pressure sensor 40 and smoke detector 50, control unit 60 controls the switch of warning device 70, open and close the operating state that valve 80 controls electric control box.
For casing internal pressure is released into casing outside, protect peripheral attendant, be provided with pressure relief opening 90 in casing 10, the gases at high pressure targeted release that dangerous matter sources instant of detonation produces by pressure relief opening 90 is outside to casing 10.Pressure relief opening 90 connects relief pipeline 100, and relief pipeline 100 is located at the outside of casing 10; Preferably, relief pipeline 100 and pressure relief opening 90 are metal material.
In addition, also can be provided with protected location in casing 10, protected location comprises air switch and leakage switch.
The utility model provides a kind of engineering machinery pneumatic control case, by the material of the box body of electric cabinet 10 of change, improves the intensity of electric control box, prevents box deformation or damage; Meanwhile, pressure sensor 40 and smoke detector 50 can monitor the running status of electric control box in real time, can control the operating state of regulator cubicle in emergency situations and give the alarm, and avoid the further expansion of dangerous situation.In addition, casing internal pressure can be released into casing outside by pressure relief opening 90, protects peripheral attendant, reduces gases at high pressure to the impact of electric control box simultaneously; The utility model explosion-proof performance is good, and simple, cheap, reliable and stable being easy to again of structure realizes.
Although the utility model essentially describes above embodiment, just come as an example to be described, and the utility model is not limited to this.Those of ordinary skill in the art can make multiple modification and application and not depart from the essential characteristics of embodiment.Such as, each parts that embodiment is shown in detail can be revised and run, to described modification with apply relevant difference and can think and be included in protection range of the present utility model that claims limit.
Embodiment involved in this specification, its implication is that specially feature, structure or the characteristic described in conjunction with this embodiment is included at least one embodiment of the present utility model.These terms come across in specification everywhere differ to establish a capital and relate to same embodiment.In addition, when describing special characteristic, structure or characteristic in conjunction with any embodiment, all think that it falls in the scope of these special characteristics, structure or the characteristic that those of ordinary skill in the art just can realize in conjunction with other embodiments.
Claims (7)
1. an engineering machinery pneumatic control case, comprise casing, it is characterized in that, described casing comprises high-molecular polythene layer and lithium plate, pressure sensor is provided with in described casing, smoke detector, control unit, warning device and keying valve, described pressure sensor and smoke detector are connected with described control unit simultaneously, described control unit is simultaneously with described warning device and open and close valve and be connected, detected value in casing is transferred to control unit by described pressure sensor and smoke detector, described control unit controls the switch of warning device, described keying valve controls the operating state of electric control box.
2. engineering machinery pneumatic control case as claimed in claim 1, is characterized in that, be provided with pressure relief opening in described casing, and the gases at high pressure targeted release that dangerous matter sources instant of detonation produces by described pressure relief opening is outside to described casing.
3. engineering machinery pneumatic control case as claimed in claim 2, is characterized in that, described pressure relief opening connects relief pipeline, and described relief pipeline is located at the outside of described casing.
4. engineering machinery pneumatic control case as claimed in claim 3, it is characterized in that, described relief pipeline is metal material.
5. engineering machinery pneumatic control case as claimed in claim 2, it is characterized in that, described pressure relief opening is metal material.
6. engineering machinery pneumatic control case as claimed in claim 1, is characterized in that, be provided with protected location in described casing.
7. engineering machinery pneumatic control case as claimed in claim 6, it is characterized in that, described protected location comprises air switch and leakage switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420815754.8U CN204243537U (en) | 2014-12-19 | 2014-12-19 | A kind of engineering machinery pneumatic control case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420815754.8U CN204243537U (en) | 2014-12-19 | 2014-12-19 | A kind of engineering machinery pneumatic control case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204243537U true CN204243537U (en) | 2015-04-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420815754.8U Expired - Fee Related CN204243537U (en) | 2014-12-19 | 2014-12-19 | A kind of engineering machinery pneumatic control case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204243537U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106953262A (en) * | 2017-03-01 | 2017-07-14 | 珠海康晋电气有限公司 | A kind of gas insulated switchgear system |
-
2014
- 2014-12-19 CN CN201420815754.8U patent/CN204243537U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106953262A (en) * | 2017-03-01 | 2017-07-14 | 珠海康晋电气有限公司 | A kind of gas insulated switchgear system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150401 Termination date: 20151219 |
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| EXPY | Termination of patent right or utility model |