CN208818747U - A kind of overcurrent protection ammeter of electrical insulating property test - Google Patents
A kind of overcurrent protection ammeter of electrical insulating property test Download PDFInfo
- Publication number
- CN208818747U CN208818747U CN201821499839.4U CN201821499839U CN208818747U CN 208818747 U CN208818747 U CN 208818747U CN 201821499839 U CN201821499839 U CN 201821499839U CN 208818747 U CN208818747 U CN 208818747U
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- Prior art keywords
- hole
- overcurrent protection
- support rod
- ammeter
- wall
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Abstract
The utility model belongs to ammeter technical field, in particular a kind of overcurrent protection ammeter of electrical insulating property test, including current meter body, groove there are two being opened up at the top of the current meter body, jack is offered in the bottom interior wall of two grooves, and the same first through hole is offered on two grooves side inner wall close to each other, the second through-hole is offered at the top of current meter body, second through-hole is connected with first through hole, support rod is rotatably equipped in second through-hole, the top of support rod extends to outside the second through-hole, and the bottom end of support rod extends in first through hole, fixing sleeve is equipped with the first angular wheel on support rod, first bearing there are two being set in first through hole, the outer ring of first bearing is fixedly connected with the inner wall of first through hole.The utility model is practical, easy to operate, and effectively plug can be fixed, it is therefore prevented that the damage of ammeter, to meet the needs of people.
Description
Technical field
The utility model relates to the overcurrent protection electric currents that ammeter technical field more particularly to a kind of electrical insulating property are tested
Table.
Background technique
Ammeter refers to the instrument for measuring electric current in AC and DC circuit, and ammeter is according to electrical conductor in magnetic field
In magnetic field force induced effect and it is manufactured, traditional ammeter is mainly exactly to carry out insulating properties survey to object by electric current test pencil
Examination, then the electric current test pencil with gasket is fixed by threads turn device, existing ammeter is mainly inserted into plug and is inserted
Hole, plug are connect by conducting wire with electric current test pencil, are then tested, and built-in overcurrent protection device, prevent electric current excessive
And ammeter is burnt out, improve the safety of ammeter.
But in the prior art, since the jack type that ammeter uses carrys out locking-type plug, when test, is frequently necessary to pull
The conducting wire of electric current test pencil, it is easy to there is the case where plug from falling, influences normally to test, especially in some high-altitude applications,
The loosening of plug even can also be such that ammeter drops, and damage, to influence the normal insulating properties test of ammeter, therefore not
It is able to satisfy the use demand of people, for this purpose, proposing a kind of overcurrent protection ammeter of electrical insulating property test.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of electrical insulating property proposed is surveyed
The overcurrent protection ammeter of examination.
To achieve the goals above, it is excessively electric to adopt the technical scheme that a kind of electrical insulating property is tested for the utility model
Protective current table, including current meter body open up at the top of the current meter body there are two groove, in the bottom of two grooves
It offers jack on wall, and offers the same first through hole, ammeter sheet on two grooves side inner wall close to each other
The second through-hole is offered at the top of body, the second through-hole is connected with first through hole, and support rod is rotatably equipped in the second through-hole, props up
The top of strut extends to outside the second through-hole, and the bottom end of support rod extends in first through hole, and fixing sleeve is equipped on support rod
First angular wheel is set in first through hole there are two first bearing, the outer ring of the first bearing and inner wall of first through hole is fixed connects
It connecing, the inner ring fixing sleeve of two first bearings is equipped with the same threaded rod, and fixing sleeve is equipped with the second angular wheel on threaded rod, the
Two angular wheels are meshed with the first angular wheel, are set on threaded rod there are two supporting block, two supporting blocks be located remotely from each other one
End offers tapped through hole, and threaded rod is threadedly coupled with two tapped through holes, one end that two supporting blocks are located remotely from each other point
Do not extend in corresponding groove and be fixedly installed with the first electro-insulating rubber pad, on the side inner wall that two grooves are located remotely from each other
It is fixedly installed with the second electro-insulating rubber pad.
Preferably, sliding slot is offered in the top inner wall of the first through hole, limited block is slidably fitted in sliding slot, is limited
The bottom of block extends in first through hole and is fixedly installed at the top of corresponding supporting block.
Preferably, second bearing is equipped in second through-hole, the outer ring of second bearing and the inner wall of the second through-hole are fixed
The inner ring fixation of connection, second bearing is set on support rod, and the top of support rod is fixedly installed with handle.
Preferably, the current meter body is equipped with pointer and shows table, is carved with scale on pointer display table.
Preferably, the side of the current meter body is equipped with electric current test pencil, is slidably fitted with plug, electric current test pencil in jack
It is electrically connected by conducting wire and plug.
Preferably, it is fixedly installed with overcurrent protection device in the bottom interior wall of the current meter body, is set in current meter body
There are two copper sheet, two copper sheets are in contact with corresponding plug, and overcurrent protection device is successively electrical by conducting wire and two copper sheets
Connection.
Compared with prior art, the utility model has the beneficial effects that firstly, the device by current meter body, groove,
Jack, first through hole, the second through-hole, support rod, the first angular wheel, first bearing, threaded rod and the second angular wheel match
It closes, when being tested using ammeter, the plug on electric current test pencil is inserted into jack, swing handle, handle drives branch
Strut rotation, support rod drive the rotation of the first angular wheel, and the first angular wheel drives the rotation of the second angular wheel, the second taper
Gear drives threaded rod rotation；
Pass through current meter body, groove, jack, first through hole, the second through-hole, support rod, the first angular wheel, first axle
It holds, threaded rod, the second angular wheel, supporting block, tapped through hole, the first electro-insulating rubber pad, the second electro-insulating rubber pad match, spiral shell
Rasp bar drives supporting block movement, and supporting block drives the movement of the first electro-insulating rubber pad, continues to rotate, until the first electro-insulating rubber pad will
Plug is tightly fitted between the second rubber-covered pad and the first rubber-covered pad, and stop operating handle, and plug is fixed at this time
Securely, it is therefore prevented that the generation that plug is fallen when test, the utility model is practical, easy to operate, can effectively to plug into
Row is fixed, and avoiding influences the problem of ammeter insulating properties is tested because plug loosens, to meet the needs of people.
Detailed description of the invention
Fig. 1 is the outside schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of the utility model；
Fig. 3 is the cross-sectional view of the supporting block in the utility model；
In figure: 1, current meter body；2, groove；3, jack；4, first through hole；5, the second through-hole；6, support rod；7, first
Angular wheel；8, first bearing；9, threaded rod；10, the second angular wheel；11, supporting block；12, tapped through hole；13, first absolutely
Edge rubber pad；14, the second electro-insulating rubber pad.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of overcurrent protection electric current of electrical insulating property test
Table, including current meter body 1, the top of current meter body 1 are opened up there are two groove 2, are opened in the bottom interior wall of two grooves 2
The same first through hole 4 is offered equipped with jack 3, and on two grooves 2 side inner wall close to each other, current meter body 1
Top offers the second through-hole 5, and the second through-hole 5 is connected with first through hole 4, is rotatably equipped with support rod 6 in the second through-hole 5,
The top of support rod 6 extends to outside the second through-hole 5, and the bottom end of support rod 6 extends in first through hole 4, fixed on support rod 6
It is arranged with the first angular wheel 7, is set in first through hole 4 there are two first bearing 8, the outer ring of first bearing 8 and first through hole 4
Inner wall is fixedly connected, and the inner ring fixing sleeves of two first bearings 8 is equipped with the same threaded rod 9, and fixing sleeve is equipped with the on threaded rod 9
Two angular wheels 10, the second angular wheel 10 are meshed with the first angular wheel 7, are set on threaded rod 9 there are two supporting block 11, two
One end that a supporting block 11 is located remotely from each other offers tapped through hole 12, and threaded rod 9 is threadedly coupled with two tapped through holes 12,
One end that two supporting blocks 11 are located remotely from each other extends respectively in corresponding groove 2 and is fixedly installed with the first electro-insulating rubber pad
13, the second electro-insulating rubber pad 14 is fixedly installed on the side inner wall that two grooves 2 are located remotely from each other；
Sliding slot is offered in the top inner wall of first through hole 4, limited block is slidably fitted in sliding slot, and the bottom of limited block is prolonged
It extends in first through hole 4 and is fixedly installed with and be equipped with second bearing in the top of corresponding supporting block 11, the second through-hole 5, the
The outer ring of two bearings is fixedly connected with the inner wall of the second through-hole 5, and the inner ring fixation of second bearing is set on support rod 6, is supported
The top of bar 6 is fixedly installed with handle, and current meter body 1 is equipped with pointer and shows table, is carved with scale, electric current on pointer display table
The side of table ontology 1 is equipped with electric current test pencil, and plug is slidably fitted in jack 3, and electric current test pencil is electrically connected by conducting wire with plug
It connects, overcurrent protection device is fixedly installed in the bottom interior wall of current meter body 1, set in current meter body 1 there are two copper sheet, two
Copper sheet is in contact with corresponding plug, and overcurrent protection device is successively electrically connected by conducting wire with two copper sheets, passes through ammeter
Ontology 1, groove 2, jack 3, first through hole 4, the second through-hole 5, support rod 6, the first angular wheel 7, first bearing 8, threaded rod 9
It is matched with the second angular wheel 10, when being tested using ammeter, the plug on electric current test pencil is inserted into jack 3
Interior, swing handle, handle drives support rod 6 to rotate, and support rod 6 drives the rotation of the first angular wheel 7,7 band of the first angular wheel
Dynamic second angular wheel 10 rotation, the second angular wheel 10 drive threaded rod 9 to rotate, pass through current meter body 1, groove 2, jack
3, first through hole 4, the second through-hole 5, support rod 6, the first angular wheel 7, first bearing 8, threaded rod 9, the second angular wheel 10,
Supporting block 11, tapped through hole 12, the first electro-insulating rubber pad 13, the second electro-insulating rubber pad 14 match, and threaded rod 9 drives supporting block
11 movements, supporting block 11 drives the movement of the first electro-insulating rubber pad 13, continues to rotate, until the first electro-insulating rubber pad 13 is tight by plug
It is tightly fitted between the second rubber-covered pad 14 and the first rubber-covered pad 13, stop operating handle, and plug is fixed jail at this time
Gu, it is therefore prevented that the generation that plug is fallen when test, the utility model is practical, easy to operate, can effectively carry out to plug
Fixed, avoiding influences the problem of ammeter insulating properties is tested because plug loosens, to meet the needs of people.
Working principle: the model MF47T of current meter body 1, the model 88AR of overcurrent protection device, when use ammeter
When being tested, plug is inserted into jack 3, swing handle, handle drives support rod 6 to rotate, and support rod 6 drives the first cone
Shape gear 7 rotates, and the first angular wheel 7 drives the rotation of the second angular wheel 10, and the second angular wheel 10 drives 9 turns of threaded rod
An end motion dynamic, that threaded rod 9 drives two supporting blocks 11 to be located remotely from each other to two supporting blocks 11, two supporting blocks 11 drive phase
The corresponding movement in the same direction of first electro-insulating rubber pad 13, continues to rotate, until plug is tightly fitted in by the first electro-insulating rubber pad 13
Between second rubber-covered pad 14 and the first rubber-covered pad 13, stop operating handle, and plug is fixed securely at this time, it is therefore prevented that
The generation that plug is fallen when test.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of overcurrent protection ammeter of electrical insulating property test, including current meter body (1), it is characterised in that: the electric current
There are two being opened up at the top of table ontology (1) groove (2), offered jack (3) in the bottom interior wall of two grooves (2), and two
It is offered the same first through hole (4) on a groove (2) side inner wall close to each other, current meter body opens up at the top of (1)
Have the second through-hole (5), the second through-hole (5) is connected with first through hole (4), is rotatably equipped with support rod in the second through-hole (5)
(6), the top of support rod (6) extends to the second through-hole (5) outside, and the bottom end of support rod (6) extends in first through hole (4),
Fixing sleeve is equipped with the first angular wheel (7) on support rod (6), sets that there are two first bearing (8), first axles in first through hole (4)
The outer ring for holding (8) is fixedly connected with the inner wall of first through hole (4), and the inner ring fixing sleeve of two first bearings (8) is equipped with same
Threaded rod (9), fixing sleeve is equipped with the second angular wheel (10) on threaded rod (9), the second angular wheel (10) and the first conical tooth
Wheel (7) is meshed, and is set on threaded rod (9) there are two supporting block (11), one end that two supporting blocks (11) are located remotely from each other opens up
Have tapped through hole (12), threaded rod (9) is threadedly coupled with two tapped through holes (12), what two supporting blocks (11) were located remotely from each other
One end extends respectively in corresponding groove (2) and is fixedly installed with the first electro-insulating rubber pad (13), and two grooves (2) are mutually remote
From side inner wall on be fixedly installed with the second electro-insulating rubber pad (14).
2. a kind of overcurrent protection ammeter of electrical insulating property test according to claim 1, it is characterised in that: described first
Sliding slot is offered in the top inner wall of through-hole (4), limited block is slidably fitted in sliding slot, it is logical that the bottom of limited block extends to first
In hole (4) and it is fixedly installed at the top of corresponding supporting block (11).
3. a kind of overcurrent protection ammeter of electrical insulating property test according to claim 1, it is characterised in that: described second
Second bearing is equipped in through-hole (5), the outer ring of second bearing is fixedly connected with the inner wall of the second through-hole (5), second bearing it is interior
Circle fixation is set on support rod (6), and the top of support rod (6) is fixedly installed with handle.
4. a kind of overcurrent protection ammeter of electrical insulating property test according to claim 1, it is characterised in that: the electric current
Table ontology (1) is equipped with pointer and shows table, is carved with scale on pointer display table.
5. a kind of overcurrent protection ammeter of electrical insulating property test according to claim 1, it is characterised in that: the electric current
The side of table ontology (1) is equipped with electric current test pencil, and plug is slidably fitted in jack (3), and electric current test pencil passes through conducting wire and plug electricity
Property connection.
6. a kind of overcurrent protection ammeter of electrical insulating property test according to claim 1, it is characterised in that: the electric current
It is fixedly installed with overcurrent protection device in the bottom interior wall of table ontology (1), sets that there are two copper sheet, two copper in current meter body (1)
Piece is in contact with corresponding plug, and overcurrent protection device is successively electrically connected by conducting wire with two copper sheets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821499839.4U CN208818747U (en) | 2018-09-13 | 2018-09-13 | A kind of overcurrent protection ammeter of electrical insulating property test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821499839.4U CN208818747U (en) | 2018-09-13 | 2018-09-13 | A kind of overcurrent protection ammeter of electrical insulating property test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208818747U true CN208818747U (en) | 2019-05-03 |
Family
ID=66277016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821499839.4U Expired - Fee Related CN208818747U (en) | 2018-09-13 | 2018-09-13 | A kind of overcurrent protection ammeter of electrical insulating property test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208818747U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111551772A (en) * | 2020-04-26 | 2020-08-18 | 南宁学院 | Current-voltage integrated meter capable of achieving quick wiring |
-
2018
- 2018-09-13 CN CN201821499839.4U patent/CN208818747U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111551772A (en) * | 2020-04-26 | 2020-08-18 | 南宁学院 | Current-voltage integrated meter capable of achieving quick wiring |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190503 Termination date: 20190913 |