CN207280691U - A kind of refrigeration background board of detection gas leakage - Google Patents
A kind of refrigeration background board of detection gas leakage Download PDFInfo
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- CN207280691U CN207280691U CN201721114789.9U CN201721114789U CN207280691U CN 207280691 U CN207280691 U CN 207280691U CN 201721114789 U CN201721114789 U CN 201721114789U CN 207280691 U CN207280691 U CN 207280691U
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- background board
- board body
- capillary channel
- refrigeration
- gas leakage
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Abstract
This application involves gas leak detection technology field, more particularly to a kind of refrigeration background board of detection gas leakage, background board body are internally provided with capillary channel, capillary channel is distributed in the inner surface of background board body, the top of background board body is provided with through hole, and through hole is communicated with capillary channel；During onsite application, by liquid nitrogen or mixture of ice and water by through hole injection background board body, liquid nitrogen or mixture of ice and water flow through background board body along capillary channel, and then play the role of cooling down background board body, so as to be imaged together with high-precision infrared thermoviewer, the recall rate of live power switch gas leakage is improved, there is advantage easy to operate, of low cost, application prospect is extensive.
Description
Technical field
This application involves gas leak detection technology field, more particularly to a kind of refrigeration background board of detection gas leakage.
Background technology
GIS (Gas Insulated Switchgear) is the English abbreviation of gas-insulating and fully-enclosed combined electrical apparatus, and GIS is
The important equipment of substation, its safe operation can ensure the safety and stability of power grid.GIS device uses vacuum or sulfur hexafluoride
For arc-extinguishing medium, the medium pressure elements such as busbar, breaker, disconnecting switch are concentrated and are enclosed in babinet, there is small, weight
Gently, security is good, reliability is high, adapt to severe environmental conditions under the advantages that using, obtained increasingly in electrical power transmission system
It is widely applied.
By taking sulfur hexafluoride gas-insulating switchs as an example, its run when pressure be maintained at 0.5-0.6Mpa, play insulation every
From effect.When gas pressure declines, its insulation performance also declines therewith；Leaked when gas occurs for switch, cause gas pressure
When power drops to a certain critical value, insulation breakdown will occur, cause switchgear to burn；Gas leakage point is can not find, after giving
Reforwarding row and maintenance bring substantial amounts of trouble, in some instances it may even be possible to which burning apparatus, causes huge economic loss.At present, it is most common
Leak hunting method is to carry out infrared imaging to leakage point using high-precision infrared thermoviewer, then analyzes its collection of illustrative plates or video.Largely
It was verified that refrigeration background board is placed on gas leakage position rear, it is imaged, is conducive to together with high-precision infrared thermoviewer
Improve the recall rate of gas leakage.
At present, refrigeration modes are mainly physics refrigeration and chemical refrigeration used by most of refrigeration background boards.Physics system
Cold mainly to realize refrigeration using heat transfer or the mode of decompression, the refrigeration effect of thermaltransmission mode by intermediary and is waited to make
The influence of cold object structures, does not often reach the expection of people；The structural requirement that pressure reducing mode treats refrigeration object is higher (such as close
Strip of paper used for sealing part will be got well) and need by outside energy (such as electric energy).Chemical refrigeration is by chemical change, produces endothermic reaction and reaches
To the purpose of refrigeration；Chemical refrigeration needs to consume reactant, because being less likely the continuous supply for keeping reactant,
It is difficult to continue, financial cost is higher.
Utility model content
To solve, existing refrigeration background board refrigerating efficiency present in actual mechanical process is low, financial cost is high asks
Topic, this application provides a kind of refrigeration background board of detection gas leakage.
A kind of refrigeration background board of detection gas leakage, including background board body, the inside of the background board body are set
There is capillary channel, the capillary channel is distributed in the inner surface of the background board body, and the top of the background board body is set
There is through hole, the through hole is communicated with the capillary channel.
Further, the background board body includes separable first background board, the second background board；
The capillary channel is distributed in the inner surface of first background board, and the through hole is arranged at first background board
Top；
Alternatively, the capillary channel is distributed in the inner surface of second background board, the through hole is arranged at described second
The top of background board.
Further, first background board is connected with second background board by interface arrangment.
Further, the interface arrangment includes being arranged at the protrusion at the first background board edge, is arranged at described the
The groove at two background board edges, it is described raised to be adapted with the groove.
Further, the background board body, capillary channel are made of metal material.
Further, supporting structure is further included, the supporting structure is fixedly connected with the bottom of the background board body.
The technical solution of the application includes following beneficial effect：The refrigeration background for the detection gas leakage that the application provides
Plate, background board body are internally provided with capillary channel, and capillary channel is distributed in the inner surface of background board body, background board body
Top be provided with through hole, through hole is communicated with capillary channel；During onsite application, liquid nitrogen or mixture of ice and water are injected by through hole and carried on the back
In scape plate body, liquid nitrogen or mixture of ice and water flow through background board body along capillary channel, and then play cooling background board body
Effect, so as to be imaged together with high-precision infrared thermoviewer, improve the recall rate of live power switch gas leakage, there is behaviour
Make advantage simple, of low cost, application prospect is extensive.
It should be appreciated that the general description and following detailed description of the above are only exemplary and explanatory, not
The application can be limited.
Brief description of the drawings
Attached drawing herein is merged in specification and forms the part of this specification, shows the implementation for meeting the application
Example, and be used to together with specification to explain the principle of the application.
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it should be apparent that, for those of ordinary skill in the art
Speech, without having to pay creative labor, can also obtain other attached drawings according to these attached drawings.
Fig. 1 is a kind of structure diagram of the refrigeration background board of detection gas leakage provided by the embodiments of the present application；
Fig. 2 is a kind of signal of the interface arrangment of the refrigeration background board of detection gas leakage provided by the embodiments of the present application
Figure；
Fig. 3 is the structure diagram of the refrigeration background board of another detection gas leakage provided by the embodiments of the present application.
Description of reference numerals：1st, background board body；2nd, capillary channel；3rd, through hole；4th, it is raised；5th, groove；6th, supporting structure；
10th, the first background board；11st, the second background board.
Embodiment
Here exemplary embodiment will be illustrated in detail, its example is illustrated in the accompanying drawings.Following description is related to
During attached drawing, unless otherwise indicated, the same numbers in different attached drawings represent the same or similar key element.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the application；On the contrary, they be only with it is such as appended
The example of the consistent device of some aspects be described in detail in claims, the application.
For the technological means and effect that the application reaches predetermined purpose and taken is expanded on further, below in conjunction with attached drawing and reality
Embodiment, architectural feature and its effect of the example to the application are applied, is described in detail as follows.
Embodiment 1：
It is shown in Figure 1, a kind of structure diagram of the refrigeration background board of detection gas leakage provided for the application, bag
Background board body 1 is included, the background board body 1 is internally provided with capillary channel 2, and the capillary channel 2 is uniformly distributed in institute
The inner surface of background board body 1 is stated, the top of the background board body 1 is provided with through hole 3, the through hole 3 and the capillary
Road 2 communicates.
Further, the background board body 1 includes separable first background board 10, the second background board 11；The hair
Thin pipe 2 is distributed in the inner surface of first background board 10, and the through hole 3 is arranged at the top of first background board 10.
Further, first background board 10, the second background board 11 are connected by interface arrangment.
When carrying out Leakage inspection work to live power switch, first by the first background board of the refrigeration background board
10 place forward；Liquid nitrogen or mixture of ice and water are injected in the first background board 10 by through hole 3 again, liquid nitrogen or mixture of ice and water along
Capillary channel flows through background board body 1, and then plays the role of cooling down background board body 1, thus with high-precision infrared thermoviewer
It is imaged together, improves the recall rate of live power switch gas leakage, have the advantages that easy to operate, of low cost.
Embodiment 2：
On the basis of embodiment 1, the capillary channel 2 is uniformly distributed in the inner surface of second background board 11, institute
State the top that through hole 3 is arranged at second background board 11.
Further, shown in Figure 2, the interface arrangment includes being arranged at the protrusion at 10 edge of the first background board
4, the groove 5 at 11 edge of the second background board is arranged at, described raised 4 are adapted with the groove 5.First background board
10th, the second background board 11 is connected by described raised 4 with groove 5.
When carrying out Leakage inspection work to live power switch, first by the second background board of the refrigeration background board
11 place forward；Liquid nitrogen or mixture of ice and water are injected in the second background board 11 by through hole 3 again, liquid nitrogen or mixture of ice and water along
Capillary channel flows through background board body 1, and then plays the role of cooling down background board body 1, thus with high-precision infrared thermoviewer
It is imaged together, improves the recall rate of live power switch gas leakage, have the advantages that easy to operate, of low cost.
Embodiment 3：
On the basis of embodiment 1, the background board body 1, capillary channel 2 are made of metal material, are conducive to
Background board body 1 radiates in time, ensures the refrigeration effect of background board body 1.
Further, the background board body 1 includes separable first background board 10, the second background board 11；
In the inner surface of first background board 10, the through hole 3 is arranged at described 2 non-uniform Distribution of capillary channel
The top of first background board 10；
Alternatively, 2 non-uniform Distribution of capillary channel is set in the inner surface of second background board 11, the through hole 3
In the top of second background board 11.
When carrying out live power switch Leakage inspection work, liquid nitrogen or mixture of ice and water are injected into the back of the body by through hole 3
In scape plate body 1, liquid nitrogen or mixture of ice and water flow through background board body 1 along capillary channel, and then play cooling background board sheet
The effect of body 1, so as to be imaged together with high-precision infrared thermoviewer, improves the recall rate of live power switch gas leakage.
Embodiment 4：
It is shown in Figure 3, the structure diagram of the refrigeration background board of another detection gas leakage provided for the application,
Including background board body 1, supporting structure 6 is further included, wherein,
The background board body 1 is internally provided with capillary channel 2, and the capillary channel 2 is distributed in the background board sheet
The inner surface of body 1, the top of the background board body 1 are provided with through hole 3, and the through hole 3 is communicated with the capillary channel 2；
The supporting structure 6 is fixedly connected with the bottom of the background board body 1.
Further, the supporting structure 6 includes telescopic supporting rod and base, and operating personnel can be according to scene
The height of background board is adjusted in work requirements, and then coordinates high-precision infrared thermoviewer to be imaged together, so as to improve scene
The recall rate of power switch gas leakage.
It should be noted that the relational terms of such as " first " and " second " or the like be used merely to an entity or
Operation is distinguished with another entity or operation, without necessarily requiring or implying there are any between these entities or operation
This actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant be intended to it is non-exclusive
Property includes, so that article or equipment including a series of elements not only include those key elements, but also including not having
The other element being expressly recited, or further include as elements inherent to such a process, method, article, or device.Do not having
There is the key element in the case of more limiting, limited by sentence "including a ...", it is not excluded that including the mistake of the key element
Also there are other identical element in journey, method, article or equipment.
Those skilled in the art will readily occur to this Shen after considering this specification and putting into practice the utility model applied here
Other embodiments please.This application is intended to cover any variations, uses, or adaptations of the utility model, these changes
Type, purposes or adaptive change follow the general principle of the utility model and including the untapped this technologies of the utility model
Common knowledge or conventional techniques in field.Description and embodiments are considered only as exemplary, the real model of the application
Enclose and spirit is pointed out by claim above.
It should be appreciated that the precision architecture that the application is not limited to be described above and is shown in the drawings, and
And various modifications and changes may be made without departing from the scope thereof.Scope of the present application is only limited by appended claim.
Claims (6)
1. a kind of refrigeration background board of detection gas leakage, including background board body (1), it is characterised in that the background board sheet
Body (1) is internally provided with capillary channel (2), and the capillary channel (2) is distributed in the inner surface of the background board body (1),
The top of the background board body (1) is provided with through hole (3), and the through hole (3) communicates with the capillary channel (2).
2. the refrigeration background board of detection gas leakage according to claim 1, it is characterised in that the background board body
(1) separable first background board (10), the second background board (11) are included；
The capillary channel (2) is distributed in the inner surface of first background board (10), and the through hole (3) is arranged at described first
The top of background board (10)；
Alternatively, the capillary channel (2) is distributed in the inner surface of second background board (11), the through hole (3) is arranged at institute
State the top of the second background board (11).
3. the refrigeration background board of detection gas leakage according to claim 2, it is characterised in that first background board
(10) it is connected with second background board (11) by interface arrangment.
4. the refrigeration background board of detection gas leakage according to claim 3, it is characterised in that the interface arrangment includes
The protrusion (4) at the first background board (10) edge is arranged at, is arranged at the groove (5) at the second background board (11) edge,
The protrusion (4) is adapted with the groove (5).
5. the refrigeration background board of detection gas leakage according to claim 1, it is characterised in that the background board body
(1), capillary channel (2) is made of metal material.
6. the refrigeration background board of detection gas leakage according to any one of claims 1 to 5, it is characterised in that further include
Supporting structure (6), the supporting structure (6) are fixedly connected with the bottom of the background board body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721114789.9U CN207280691U (en) | 2017-09-01 | 2017-09-01 | A kind of refrigeration background board of detection gas leakage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721114789.9U CN207280691U (en) | 2017-09-01 | 2017-09-01 | A kind of refrigeration background board of detection gas leakage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207280691U true CN207280691U (en) | 2018-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721114789.9U Active CN207280691U (en) | 2017-09-01 | 2017-09-01 | A kind of refrigeration background board of detection gas leakage |
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| Country | Link |
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| CN (1) | CN207280691U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109632193A (en) * | 2018-12-13 | 2019-04-16 | 广西电网有限责任公司电力科学研究院 | A kind of field working conditions complexity infrared imaging detection background board and its application method |
| CN110957663A (en) * | 2019-12-02 | 2020-04-03 | 中国科学院电工研究所 | Ternary mixed gas insulated switchgear with smell perception function |
-
2017
- 2017-09-01 CN CN201721114789.9U patent/CN207280691U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109632193A (en) * | 2018-12-13 | 2019-04-16 | 广西电网有限责任公司电力科学研究院 | A kind of field working conditions complexity infrared imaging detection background board and its application method |
| CN110957663A (en) * | 2019-12-02 | 2020-04-03 | 中国科学院电工研究所 | Ternary mixed gas insulated switchgear with smell perception function |
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