CN208255356U - A kind of ultrasonic wave local discharge detection device - Google Patents
A kind of ultrasonic wave local discharge detection device Download PDFInfo
- Publication number
- CN208255356U CN208255356U CN201821017223.9U CN201821017223U CN208255356U CN 208255356 U CN208255356 U CN 208255356U CN 201821017223 U CN201821017223 U CN 201821017223U CN 208255356 U CN208255356 U CN 208255356U
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- casing
- middle sleeve
- setting
- upper casing
- ultrasonic wave
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Abstract
The utility model discloses a kind of ultrasonic wave local discharge detection devices, including detection probe, upper casing, multiple middle sleeves, setting of casing；The upper casing is equipped with upper cover, is provided with the corresponding opening protruded into for detection probe on the upper lid；Reinforcement spring one, spring, reinforcement spring two are from top to bottom equipped in the upper casing；The detection probe connects hollow upper casing, and the lower end of the upper casing is set in middle sleeve, and the lower end of the middle sleeve is set in setting of casing；Telescopic connection is all made of between the upper casing and middle sleeve, between middle sleeve and middle sleeve, between middle sleeve and setting of casing；The side of the upper casing and middle sleeve is equipped with a protrusion for sleeve under blocking；The middle sleeve and cased side are provided with the corresponding hole of protrusion of a multiple and upper casing.The utility model has the effect of eminence detection, convenient for storing, reduce workload.
Description
Technical field
The utility model belongs to substation fault detection device, is to be related to a kind of ultrasonic wave shelf depreciation more specifically
Detection device.
Background technique
Shelf depreciation is the embodiment of insulation fault, and the main reason for lead to insulation fault, detects the office of high-tension apparatus
Portion's discharge level is one of the important means of assessment high voltage equipment insulation situation.
A kind of high-voltage electrical apparatus element is disclosed in notification number CN207440231U, the patent of the day for announcing 20180601 locally to put
Electric ultrasound detection auxiliary device, including detection probe and the first hollow insulating bar being connected with the detection probe, described first
Equipped with spring and the lower limit bit architecture for being used to support the spring in hollow insulating bar, the detection probe is described equipped with protruding into
The guide part to offset in first hollow insulating bar and with the spring, the first hollow insulating bar is close to the one of institute's detection probe
End is equipped with the upper limit structure for preventing the guide part from being popped up by the spring.The lower end of the first hollow insulating bar is extremely
It is equipped with second insulating bar for lengthening less, connects between the first hollow insulating bar and second insulating bar for screw thread
It connects.
Above-mentioned high-voltage electrical apparatus element shelf depreciation ultrasound detection auxiliary device, passes through the lower end hand in the first hollow insulating bar
It is dynamic to increase multiple the second insulating bars for lengthening to solve the problems, such as that eminence detection is inconvenient.Although this method is able to solve height
The problem of place's detection, but when needing to detect the high-voltage electricity of certain eminence, it is necessary to hand power screw increases more second insulating bars,
The equipment that eminence can be touched, this manual method for increasing insulating bar are not easy to testing staff and accurately increase insulating bar
Quantity, it may appear that the problem of length need to not enough increase again again when detection, furthermore, when detecting other places, it is also necessary to increase and decrease again
The quantity of insulating bar, in addition, detection finishes when packing up the equipment there is still a need for insulating bar under testing staff's hand power screw, when storage
Need to pack up more insulating bars, this not only virtually increases the workload of testing staff, also makes troubles to the storage of equipment.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of ultrasonic wave Partial Discharge Detections
Device has the effect of eminence detection, convenient for storage.
To realize the above-mentioned technical purpose, the utility model provides following technical solution: a kind of ultrasonic wave shelf depreciation inspection
Survey device, including detection probe, upper casing, multiple middle sleeves, setting of casing；
The upper casing is equipped with upper cover, is provided with the corresponding opening protruded into for detection probe on the upper lid；The upper casing
Inside from top to bottom it is equipped with reinforcement spring one, spring, reinforcement spring two；
The detection probe connects hollow upper casing, and the lower end of the upper casing is set in middle sleeve, the middle set
The lower end of pipe is set in setting of casing；Between the upper casing and middle sleeve, between middle sleeve and middle sleeve, middle sleeve and trap
Telescopic connection is all made of between pipe；
The side of the upper casing and middle sleeve is equipped with a protrusion for sleeve under blocking；The middle sleeve and
Cased side is provided with the corresponding hole of protrusion of a multiple and upper casing.
By using above-mentioned technical proposal, there are three springs for setting in upper casing, wherein based on reinforcement spring two,
Guarantee stabilization when detection probe measurement, reinforcement spring one is directly contacted with detection probe, further increases stability, intermediate
Spring provides enough deformation quantities.The lower end of the upper casing is set in middle sleeve, and the lower end of the middle sleeve is set in down
In casing；A upper middle sleeve is set in next middle sleeve, so that being formed between upper casing, multiple middle sleeves and setting of casing
The long tube of socket；And between the upper casing and middle sleeve, between middle sleeve and middle sleeve, between middle sleeve and setting of casing
Using telescopic connection, the connection of extension type can facilitate the storage and use of whole device；On upper casing and middle sleeve
The hole that is opened up on the protrusion of setting, middle sleeve and setting of casing, the two common guarantee contractility of whole device.
Preferably, the upper end of the middle sleeve, lower end perforation setting；The cased upper end perforation, lower end closure.
By using above-mentioned technical proposal, middle sleeve up and down, convenient for the contraction of whole device；Cased upper end is passed through
Logical, the middle sleeve convenient for being connected with setting of casing is accommodated into setting of casing.
Preferably, the detection probe is equipped with probe rod, the probe rod extend into the opening on the upper lid of casing
Interior and reinforcement spring one is in contact；The bottom of the probe rod is equipped with lower limit platform；The top of the probe rod is equipped with upper limit
Platform.
By using above-mentioned technical proposal, probe rod and reinforcement spring one offset, to obtain enough elastic force and failure
Position fits closely, and guarantees stabilization when detection and accurate；When without using the device, when spring is in relaxation state, lower limit
Platform and spring contact, guarantee that probe rod will not be ejected upper cover；When using the device, spring, which is in, is compacted state, the upper limit
Position platform can guarantee that detection probe does not contact upper cover, so that it is guaranteed that detection probe is not damaged.
Preferably, the bottom of the upper casing is provided with a small through-hole.
By using above-mentioned technical proposal, the bottom of upper casing opens up a small through-hole, penetrates to conducting wire offer logical
Road.
Preferably, the cased outside is equipped with Anti-slip cover.
By using above-mentioned technical proposal, when this apparatus is used, when holding setting of casing landing etc. easily occurs for testing staff
Phenomenon, setting Anti-slip cover can be avoided the phenomenon.
Preferably, the detection probe is connected with a signal amplifier by conducting wire, the signal amplifier is fixed
In cased side.
By using above-mentioned technical proposal, in order to avoid detection process distorted signals or subtracts because of caused by other external force
It is weak, install a signal amplifier can the signal that arrives of amplification detection, improve the accuracy of testing result.
Preferably, the upper cover is threaded on casing.
By using above-mentioned technical proposal, upper cover and upper casing are using threaded connection, replacement element easy to disassemble.
In conclusion the utility model achieves following effect:
1. telescopic casing is used, convenient for storage；
2. installing multiple middle sleeves, enough length is capable of providing to detect eminence；
3. reducing the workload of testing staff.
Detailed description of the invention
Fig. 1 is the general structure schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of upper casing；
Fig. 3 is the structural schematic diagram of middle sleeve；
Schematic diagram when Fig. 4 is the utility model storage；
In figure, 1, upper casing, 11, upper cover, 12, protrusion, 2, middle sleeve, 21, hole, 3, setting of casing, 4, detection probe, 41,
Probe rod, 42, lower limit platform.43, upper limit platform, 5, conducting wire, 6, signal amplifier, 7, Anti-slip cover, 8, reinforcement spring one, 9, bullet
Spring, 10, reinforcement spring two.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Embodiment:
As shown in Figure 1, a kind of ultrasonic wave local discharge detection device, including detection probe 4, upper casing 1, multiple middle sleeves
2, setting of casing 3；
As shown in Fig. 2, upper casing 1 is equipped with upper cover 11, the corresponding opening protruded into for detection probe 4 is provided in upper cover 11；Such as
Shown in Fig. 1, reinforcement spring 1, spring 9, reinforcement spring 2 10 are from top to bottom equipped in upper casing 1；
As shown in Figure 1, detection probe 4 connects hollow upper casing 1, the lower end of upper casing 1 is set in middle sleeve 2, in
The lower end of casing 2 is set in setting of casing 3；Between upper casing 1 and middle sleeve 2, between middle sleeve 2 and middle sleeve 2, middle sleeve 2
Telescopic connection is all made of between setting of casing 3；As shown in Figure 1, a middle sleeve 2 is illustrated only in the present embodiment, and it is real
Border needs more middle sleeves 2 in producing and using, therefore, the represented description for being only for ease of understanding and simplifying in Fig. 1,
The utility model is not represented only uses a middle sleeve 2.
The side of upper casing 1 and middle sleeve 2 is equipped with a protrusion for sleeve under blocking；It middle sleeve 2 and traps
The side of pipe 3 is provided with the corresponding hole of protrusion of a multiple and upper casing.For the above casing 1 and middle sleeve 2, such as Fig. 2
Shown, a side bottom of upper casing 1 is equipped with a protrusion 12, as shown in figure 3, the side of middle sleeve 2 is provided with several holes, and hole is
Uniformly distributed, the protrusion 12 of upper casing 1 is stuck in the hole of middle sleeve 2, so that upper casing 1 and middle sleeve 2 are bonded；Middle sleeve 2
Protrusion be stuck in the hole of next middle sleeve 2, form firm connection；And so on, the protrusion card of the last one middle sleeve 2
In the hole of setting of casing 3, firm connection is formed.The setting of protrusion should not be too large it is also unsuitable too small, with can when actual production
It blocks, can unclamp subject to hole.
There are three springs for setting in upper casing 1, wherein based on reinforcement spring 2 10, when guaranteeing that detection probe 4 measures
Stabilization, reinforcement spring 1 directly and detection probe 4 contact, further increase stability, intermediate spring 9 provides enough
Deformation quantity.The lower end of upper casing 1 is set in middle sleeve 2, and the lower end of middle sleeve 2 is set in setting of casing 3；A upper middle sleeve
2 are set in next middle sleeve 2, so that forming the long tube of socket between upper casing 1, multiple middle sleeves 2 and setting of casing 3；And
And it is all made of between upper casing 1 and middle sleeve 2, between middle sleeve 2 and middle sleeve 2, between middle sleeve 2 and setting of casing 3 scalable
Formula connection, the connection of extension type can facilitate the storage and use of whole device, are illustrated in figure 4 the utility model and shrink receipts
Schematic diagram when receiving；The hole opened up on protrusion, middle sleeve 2 and the setting of casing 3 being arranged on upper casing 1 and middle sleeve 2, the two are common
It ensure that the contractility of whole device.
As shown in Figure 1, the upper end of middle sleeve 2, lower end perforation setting；The upper end of setting of casing 3 penetrates through, lower end closure.Middle set
Pipe 2 up and down, convenient for the contraction of whole device；The upper end of setting of casing 3 penetrates through, convenient for the middle sleeve 2 being connected with setting of casing 3
It is accommodated into setting of casing 3.
As shown in Figure 1, detection probe 4 is equipped with probe rod 41, probe rod 41 extend into the opening in the upper cover 11 of casing 1
Interior and reinforcement spring 1 is in contact；The bottom of probe rod 41 is equipped with lower limit platform 42；The top of probe rod 41 is equipped with upper limit platform
43。
Probe rod 41 and reinforcement spring 1 offset, to obtain enough elastic force and abort situation fits closely, guarantee inspection
Stabilization when survey and accurate；When not using the device, when spring is in relaxation state, lower limit platform 42 and spring contact guarantee
Probe rod 41 will not be ejected upper cover 11；When using the device, in when being compacted state, upper limit platform 43 can guarantee spring
Detection probe 4 does not contact upper cover 11, so that it is guaranteed that detection probe 4 is not damaged.
As shown in Fig. 2, the bottom of upper casing 1 is provided with a small through-hole.The bottom of upper casing 1 opens up one small lead to
Hole provides the channel penetrated to conducting wire.
As shown in Figure 1, the outside of setting of casing 3 is equipped with Anti-slip cover 7.When this apparatus is used, testing staff holds setting of casing 3
When phenomena such as easily sliding, setting Anti-slip cover 7 can be avoided the phenomenon.
Detection probe 4 is connected with a signal amplifier 6 by conducting wire 5, and signal amplifier 6 is fixed on the one of setting of casing 3
Side.In order to avoid detection process because of caused by other external force distorted signals or decrease, installing a signal amplifier 6 can
The signal that amplification detection arrives improves the accuracy of testing result.
As shown in Fig. 2, upper cover 11 is threaded on casing 1.Upper cover 11 and upper casing 1 are using being threadedly coupled, conveniently
Dismounting and change element.
The course of work:
It is that each casing is clamped between each other as shown in figure 4, going up casing and middle sleeve in use, pulling out, the displaying of clamping
As shown in Figure 1；Testing staff, which holds Anti-slip cover, will test probe contacts to position to be detected, will test spy by slight amount
Head fixes, the observation signal on signal amplifier.After use, upper casing and middle sleeve are shunk back to come, be formed
State as shown in Figure 4, convenient for storage.
Compared with prior art, the utility model uses telescopic casing, convenient for storage；Multiple middle sleeves, energy are installed
There is provided enough length enough to detect eminence；When reusing, not needing to increase additional insulating bar manually can be detected
Eminence reduces the workload of testing staff to a certain extent.
The above is only the better embodiment to the utility model, not makees any form to the utility model
On limitation, all according to the technical essence of the utility model any simple modification made to the above embodiment, equivalent variations
With modification, it is all within the scope of the technical scheme of the utility model.
Claims (7)
1. a kind of ultrasonic wave local discharge detection device, it is characterised in that: including detection probe (4), upper casing (1), Duo Gezhong
Casing (2), setting of casing (3)；
The upper casing (1) is equipped with upper cover (11), is provided with the corresponding opening protruded into for detection probe (4) on the upper cover (11)；
Reinforcement spring one (8), spring (9), reinforcement spring two (10) are from top to bottom equipped in the upper casing (1)；
The detection probe (4) connects hollow upper casing (1), and the lower end of the upper casing (1) is set in middle sleeve (2),
The lower end of the middle sleeve (2) is set in setting of casing (3)；Between the upper casing (1) and middle sleeve (2), middle sleeve (2) and
Telescopic connection is all made of between middle sleeve (2), between middle sleeve (2) and setting of casing (3)；
The side of the upper casing (1) and middle sleeve (2) is equipped with a protrusion for sleeve under blocking；The middle sleeve
(2) and the side of setting of casing (3) is provided with the corresponding hole of protrusion of a multiple and upper casing.
2. a kind of ultrasonic wave local discharge detection device according to claim 1, it is characterised in that: the middle sleeve (2)
Upper end, lower end perforation setting；The upper end of the setting of casing (3) penetrates through, lower end closure.
3. a kind of ultrasonic wave local discharge detection device according to claim 1, it is characterised in that: the detection probe
(4) probe rod (41) are equipped with, the probe rod (41) extend into the opening in the upper cover (11) of casing (1) Nei and reinforcement spring
One (8) are in contact；The bottom of the probe rod (41) is equipped with lower limit platform (42)；The top of the probe rod (41) is equipped with the upper limit
Position platform (43).
4. a kind of ultrasonic wave local discharge detection device according to claim 1, it is characterised in that: the upper casing (1)
Bottom be provided with a small through-hole.
5. a kind of ultrasonic wave local discharge detection device according to claim 1, it is characterised in that: the setting of casing (3)
Outside be equipped with Anti-slip cover (7).
6. a kind of ultrasonic wave local discharge detection device according to claim 1, it is characterised in that: the detection probe
(4) it is connected with a signal amplifier (6) by conducting wire (5), the signal amplifier (6) is fixed on the side of setting of casing (3).
7. a kind of ultrasonic wave local discharge detection device according to claim 1, it is characterised in that: upper cover (11) spiral shell
Line is connected on casing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821017223.9U CN208255356U (en) | 2018-06-28 | 2018-06-28 | A kind of ultrasonic wave local discharge detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821017223.9U CN208255356U (en) | 2018-06-28 | 2018-06-28 | A kind of ultrasonic wave local discharge detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208255356U true CN208255356U (en) | 2018-12-18 |
Family
ID=64655071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821017223.9U Expired - Fee Related CN208255356U (en) | 2018-06-28 | 2018-06-28 | A kind of ultrasonic wave local discharge detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208255356U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109609958A (en) * | 2019-01-15 | 2019-04-12 | 常州大学 | A kind of device enhancing cathodic protection coupon and soil contact |
-
2018
- 2018-06-28 CN CN201821017223.9U patent/CN208255356U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109609958A (en) * | 2019-01-15 | 2019-04-12 | 常州大学 | A kind of device enhancing cathodic protection coupon and soil contact |
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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 |
Granted publication date: 20181218 Termination date: 20200628 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |