CN110441096A - Transformer gas gas producing device - Google Patents
Transformer gas gas producing device Download PDFInfo
- Publication number
- CN110441096A CN110441096A CN201910668240.1A CN201910668240A CN110441096A CN 110441096 A CN110441096 A CN 110441096A CN 201910668240 A CN201910668240 A CN 201910668240A CN 110441096 A CN110441096 A CN 110441096A
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- CN
- China
- Prior art keywords
- gas
- component
- transformer
- producing device
- auxiliary
- 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.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
Abstract
The invention discloses transformer gas gas producing devices.Above-mentioned transformer gas gas producing device includes sampling valve, sealing is connected to the probe tube of the sampling valve, the auxiliary of the sealing connection probe tube takes gas component and the sealing connection sampler for assisting taking gas component.Transformer gas gas producing device of the present invention, energy automatic sampling prevent gas leakage, and sampling difficulty is low.
Description
Technical field
The present invention relates to gas technical fields, and in particular to transformer gas gas producing device.
Background technique
Buchholz relay is a kind of protective device used in oil-immersed power transformer, when emerged in operation inside transformer
When failure, oil decomposition and the air accumulation that generates are in upper vessel portion or the serious oil starvation of transformer, and transformer is because of originals such as internal leaks
Because declining pasta in relay, dry-reed contact will be closed, and issue alarm signal.Once above-mentioned movement occurs for gas, it is necessary to
Research processing is carried out immediately.When there is gas in transformer gas, needs to collect gas and do experiment, analyze, help to determine
Gas componant, to substantially judge transformer health status and failure cause.A rubber is usually used in current collection method
After sebific duct draws gas, gas is taken out in rubber tube by needle tubing, is needed on the other hand by rubber tube by needle tubing, it is another to pull
Needle tubing is moved to take out gas.Such sampling mode operation difficulty is big, high to the technical requirements of operator, once docking is not
The risk of gas leakage will occur for standard.
Summary of the invention
Based on this, it is necessary to provide a kind of automatic samplings by the present invention, prevent gas leakage, the low transformer gas of sampling difficulty is adopted
Device of air.
In order to achieve the object of the present invention, the invention adopts the following technical scheme:
A kind of transformer gas gas producing device is connected to probe tube, the sealing connection of the sampling valve including sampling valve, sealing
The auxiliary of the probe tube takes gas component and the sealing connection sampler for assisting taking gas component.
Above-mentioned transformer gas gas producing device takes gas component and sampler to form, takes using sampling valve, probe tube auxiliary
Sample valve connection gas takes gas box, takes the gas in gas box to lead to probe tube gas, due to the totally-enclosed setting of device, gas is being pressed
Automatically it is pressed into sampler under power, realizes automatic sampling process, compared to previous sampling method, it is low to sample difficulty, additionally it is possible to anti-
Leak-stopping gas.
In some of embodiments, the sampler takes gas component to be connected to by seal member sealing with the auxiliary, institute
It states seal member and is seal-installed on the exit for assisting taking gas component, the sampler is connected to the seal member.
In some of embodiments, the seal member is gum cover.
In some of embodiments, the diameter of one end of the gum cover is equal to or slightly less than the auxiliary and takes going out for gas component
The diameter of mouth takes gas component to connect the auxiliary, and the diameter of the other end is equal to or slightly greater than the straight of the injection port of the sampler
Diameter is to connect the sampler.
In some of embodiments, the sampling valve and the auxiliary take gas component to be welded in the probe tube.
In some of embodiments, the sampling valve is equipped with internal screw thread.
In some of embodiments, the auxiliary takes gas component in hollow setting, and the auxiliary, which takes, is equipped with one in gas component
Choke component, the choke component and it is described assist taking between the inner wall of gas component form gas passage.
In some of embodiments, the choke component is gas barrier plate, and the side of the gas barrier plate is connected to the auxiliary
Take the inner wall of gas component, the other side of the gas barrier plate and it is described assist forming the gas between the inner wall for taking gas component it is logical
Road.
In some of embodiments, the sampler is sampling needle tubing.
In some of embodiments, the sampling needle tubing is the double end probe tube with impurity removal function.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of transformer gas gas producing device described in a preferred embodiment of the present invention；
Fig. 2 is the structural schematic diagram at another visual angle of transformer gas gas producing device described in Fig. 1；
Fig. 3 is the schematic diagram in A-A direction in Fig. 2；
Fig. 4 is the structural schematic diagram of the choke component of transformer gas gas producing device described in Fig. 1.
Specific embodiment
It to facilitate the understanding of the present invention, below will be to invention is more fully described.But the present invention can be to be permitted
Mostly different form is realized, however it is not limited to embodiment described herein.On the contrary, purpose of providing these embodiments is makes
It is more thorough and comprehensive to the understanding of the disclosure.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.
Embodiment
Fig. 1 and Fig. 2 are please referred to, the present invention provides a kind of transformer gas gas producing device 100, takes gas for connecting gas
Box, to take gas box to take out a certain amount of gas by gas, which includes the sampling of sampling valve 10, sealing connection sampling valve 10
The auxiliary that pipe 20, sealing are connected to probe tube 20 takes gas component 30 and sealing connection to connect the sampler 40 that auxiliary takes gas component 30.
In one embodiment, sampling valve 10 and auxiliary take gas component 30 to be welded on probe tube 20, to guarantee leakproofness.When
So, sampling valve 10 and auxiliary take gas component 30 can also be sealedly attached to probe tube 20 by components such as rubber mats, close to realize
Envelope connection.
In one embodiment, sampling valve 10 takes gas component 30 to be made of anticorrosion material with auxiliary, such as can be used stainless
Steel is made.Such as length of probe tube 20 is longer, needs to fold to be packed, it is therefore desirable to use etch-proof flexible material system
At being made for example, by using aluminum material.
In one embodiment, sampling valve 10 is equipped with internal screw thread.So that sampling valve 10 and gas take the valve screw thread of gas box to connect
It connects, prevents gas from being revealed by junction.Certainly, sampling valve 10 and gas take the valve of gas box that can also connect using other sealings
Mode is connect, it is not limited here.
Please continue to refer to Fig. 1 and Fig. 2, in an embodiment, mode that auxiliary takes gas component 30 and sampler 40 to be tightly connected
Are as follows: above-mentioned transformer gas gas producing device 100 further includes seal member 50, which is seal-installed on auxiliary and takes gas
The exit of component 30, sampler 40 are connected to the seal member 50.Certainly, auxiliary takes gas component 30 that can also adopt with sampler 40
With other sealed connection modes, do not enumerate herein.
In one embodiment, seal member 50 is gum cover.The diameter of one end of gum cover, which is equal to or slightly less than, to be assisted taking gas component
The diameter of 30 outlet takes gas component 30 to connect auxiliary, and the diameter of the other end is equal to or slightly greater than the injection port of sampler 40
Diameter is to connect sampler 40.I.e. the entirety of gum cover is more convenient, hermetically connection auxiliary takes gas component 30 in the shape of sub warhead
With sampler 40.
Referring to figure 3., in an embodiment, auxiliary takes gas component 30 in hollow setting, and auxiliary, which takes, is equipped with one in gas component 30
Choke component 31, the choke component 31 and auxiliary take and form gas passage between the inner wall of gas component 30.Gas is by probe tube 20
After interior outflow, it is flow in sampler 40 by the gas passage.When gas flow and excessive pressure, and the capacity of sampler 40 compared with
Hour, sampler 40 may be washed out, in addition can suitably reduce gas pressure and flow after choke component 31, it will be able to anti-
Only sampler 40 damages.
Referring to figure 3. with Fig. 4, in an embodiment, which is a gas barrier plate, and the side of gas barrier plate 31 is connected to
Auxiliary takes the inner wall of gas component 30, and the other side of gas barrier plate 31 is equipped with notch, and gas barrier plate 31 and auxiliary take the inner wall of gas component 30
Between form gas passage.Gas barrier plate 31, which is mounted on, to be assisted taking the mode in gas component 30, be can choose bonding, is snapped connection
Mode.Such as, the edge of gas barrier plate is directly bonded in the inner wall that auxiliary takes gas component 30；It is arranged or, being taken in gas component 30 in auxiliary
Buckle can take gas component 30 to snap together when gas barrier plate, which puts into auxiliary, takes gas component 30 with auxiliary.
Fig. 1 and Fig. 2 are please referred to, sampler 40 is sampling needle tubing.Sampling needle tubing includes outer tube and is installed on close in appearance
Sealing plug, when gas enters in outer tube, gas pressure pushes seal rubber plug mobile, to draw more gases.
In one embodiment, sampling needle tubing is the double end probe tube with impurity removal function.After extracting gas, it can be discharged
The intracorporal impurity of gas.
Above-mentioned transformer gas gas producing device, working method are as follows: first remove seal member 50 and sampler 40, will sample
Valve 10 is mounted on gas and takes on the valve of gas box, it is ensured that after sealing installation, the valve that gas takes gas box is opened slightly, it is unsuitable at this time
Valve is beaten too big, gas, which enters, takes tracheae 20, and tracheae 20 will be taken to be rinsed, prevent from remaining other gases and causing to gas
The test inaccuracy of body, and then the judgement of unhealthful state and failure cause；After rinsing one second, closed gas takes the valve of gas box
Door；Seal member 50 and sampler 40 are loaded onto, after checking leakproofness, gas is opened and the valve of gas box is taken to carry out taking gas.
Above-mentioned transformer gas gas producing device 100, due to the totally-enclosed setting of device, indentation takes gas automatically under stress
Sample device 40 realizes automatic sampling process, compared to previous sampling method, it is low to sample difficulty, additionally it is possible to prevent gas leakage.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of transformer gas gas producing device, which is characterized in that be connected to the sampling of the sampling valve including sampling valve, sealing
The auxiliary that pipe, sealing are connected to the probe tube takes gas component and the sealing connection sampler for assisting taking gas component.
2. transformer gas gas producing device according to claim 1, which is characterized in that the sampler takes with the auxiliary
Gas component is connected to by seal member, and the seal member is seal-installed on the exit for assisting taking gas component, described to take
Sample device is connected to the seal member.
3. transformer gas gas producing device according to claim 2, which is characterized in that the seal member is gum cover.
4. transformer gas gas producing device according to claim 3, which is characterized in that the diameter etc. of one end of the gum cover
In or slightly smaller than it is described assist take gas component outlet diameter with connect it is described auxiliary take gas component, the diameter of the other end is equal to
Or slightly larger than the diameter of the injection port of the sampler to connect the sampler.
5. transformer gas gas producing device according to claim 4, which is characterized in that the sampling valve takes with the auxiliary
Gas component is welded in the probe tube.
6. transformer gas gas producing device according to claim 1 or 4, which is characterized in that the sampling valve is equipped with interior spiral shell
Line.
7. transformer gas gas producing device according to claim 1, which is characterized in that the auxiliary takes gas component in hollow
Setting, the auxiliary take and are equipped with a choke component in gas component, the choke component and the inner wall for assisting taking gas component it
Between form gas passage.
8. transformer gas gas producing device according to claim 7, which is characterized in that the choke component is gas barrier plate,
The side of the gas barrier plate is connected to the inner wall for assisting taking gas component, and the other side of the gas barrier plate and the auxiliary take gas
The gas passage is formed between the inner wall of component.
9. transformer gas gas producing device according to claim 1, which is characterized in that the sampler is sampling needle tubing.
10. transformer gas gas producing device according to claim 1, which is characterized in that the sampling needle tubing is with row
The double end probe tube of impurity function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910668240.1A CN110441096A (en) | 2019-07-23 | 2019-07-23 | Transformer gas gas producing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910668240.1A CN110441096A (en) | 2019-07-23 | 2019-07-23 | Transformer gas gas producing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110441096A true CN110441096A (en) | 2019-11-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910668240.1A Pending CN110441096A (en) | 2019-07-23 | 2019-07-23 | Transformer gas gas producing device |
Country Status (1)
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| CN (1) | CN110441096A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111795868A (en) * | 2020-07-08 | 2020-10-20 | 广东电网有限责任公司 | Gas collecting device and using method thereof |
| CN113984461A (en) * | 2021-10-28 | 2022-01-28 | 国网四川省电力公司成都供电公司 | Method for sampling gas in high-voltage single-core cable |
-
2019
- 2019-07-23 CN CN201910668240.1A patent/CN110441096A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111795868A (en) * | 2020-07-08 | 2020-10-20 | 广东电网有限责任公司 | Gas collecting device and using method thereof |
| CN111795868B (en) * | 2020-07-08 | 2022-04-12 | 广东电网有限责任公司 | Gas collecting device and using method thereof |
| CN113984461A (en) * | 2021-10-28 | 2022-01-28 | 国网四川省电力公司成都供电公司 | Method for sampling gas in high-voltage single-core cable |
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| PB01 | Publication | ||
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| TA01 | Transfer of patent application right |
Effective date of registration: 20201028 Address after: 510620 Tianhe District, Guangzhou, Tianhe South Road, No. two, No. 2, No. Applicant after: Guangzhou Power Supply Bureau of Guangdong Power Grid Co.,Ltd. Address before: 510620 Tianhe District, Guangzhou, Tianhe South Road, No. two, No. 2, No. Applicant before: GUANGZHOU POWER SUPPLY Co.,Ltd. |
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| TA01 | Transfer of patent application right |