CN204441083U - A kind of high precision current transformer - Google Patents
A kind of high precision current transformer Download PDFInfo
- Publication number
- CN204441083U CN204441083U CN201520138238.0U CN201520138238U CN204441083U CN 204441083 U CN204441083 U CN 204441083U CN 201520138238 U CN201520138238 U CN 201520138238U CN 204441083 U CN204441083 U CN 204441083U
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- China
- Prior art keywords
- current transformer
- high precision
- guide
- post
- precision current
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Abstract
The utility model discloses a kind of high precision current transformer, comprise base plate, base plate is provided with guide pipe, and the end of guide pipe is provided with casing, is provided with high precision current transformer main body in casing; Be set with threaded post in guide pipe, the upper end of threaded post is connected with high precision current transformer main body; The sidewall of guide pipe is provided with fluting, and the sidewall of guide pipe is provided with guide post, and guide post is set with slip pipe, is provided with connecting rod between slip pipe, and connecting rod is set with column spinner column spinner and docks with threaded post.The utility model conveniently covers high precision current transformer main body by casing, can cover casing by case lid; Threaded post can realize vertical lifting along guide pipe and move, thus conveniently rotation and lifting regulable control is carried out to high precision current transformer main body, the rotation of column spinner can control threaded post and realize rotating, thus can control threaded post along guide pipe realize vertical lifting regulate, facilitate and vertical lifting adjustment carried out to high precision current transformer main body.
Description
Technical field
The utility model relates to a kind of current transformer, particularly a kind of high precision current transformer.
Background technology
Verification of Measuring Current Transformer is when measuring the big current of alternating current, measure for ease of secondary meter and need to be converted to more unified electric current (secondary of Chinese rated current instrument transformer is rated for 5A or 1A), the voltage in addition on circuit is all higher is breakneck as directly measured.Current transformer just plays unsteady flow and electrical isolation effect.It is the transducer that in electric power system, the secondary device such as measuring instrument, relaying protection obtains electrical primary loop current information; current transformer converts high electric current to low current in proportion; current transformer primary side is connected on primary system, secondary side joint measuring instrument, relaying protection etc.Existing high precision current transformer lift adjustment is inconvenient, and especially inconvenience realizes vertical lifting in casing, controls flexibility ratio poor.
Utility model content
Technical problem to be solved in the utility model is to provide one and conveniently covers high precision current transformer main body by casing, can cover casing by case lid; Threaded post can realize vertical lifting along guide pipe and move, thus conveniently rotation and lifting regulable control is carried out to high precision current transformer main body, the rotation of column spinner can control threaded post and realize rotating, thus can control threaded post along guide pipe realize vertical lifting regulate, facilitate high precision current transformer high precision current transformer main body being carried out to vertical lifting adjustment.
The utility model is achieved through the following technical solutions:
A kind of high precision current transformer, comprise base plate, base plate is provided with guide pipe, guide pipe is arranged vertically, and the end of guide pipe is provided with casing, and the bottom of casing is provided with perforate, perforate is communicated with the end of guide pipe, and the top of casing is provided with case lid, is provided with high precision current transformer main body in casing; Be set with threaded post in guide pipe, the upper end of threaded post is connected with high precision current transformer main body; The outer surface of threaded post is provided with thread groove, the sidewall of guide pipe is provided with fluting, the sidewall of guide pipe is provided with the first guide post and the second guide post, first guide post and the second guide post are horizontal arrangement, first guide post and the second guide post are in being arranged in parallel, and one end of the first guide post is free end, and the other end of the first guide post is arranged on the lower limb of fluting, one end of second guide post is free end, and the other end of the second guide post is arranged on the top edge of fluting; First guide post is set with the first slip pipe, second guide post is set with the second slip pipe, connecting rod is provided with between second slip pipe and the first slip pipe, connecting rod is arranged vertically, connecting rod is set with column spinner, the outer surface of column spinner is provided with external screw thread, and column spinner docks with threaded post, and column spinner and threaded post are threaded connection; Push pedal is provided with between second slip pipe and the first slip pipe.
Further, the bottom of described threaded post is provided with guide vane end stop.
Further, the outer end of described second guide post is provided with the second spacing ring.
Further, the outer end of described first guide post is provided with the first spacing ring.
Further, described case lid is connected by buckle with casing.
The beneficial effects of the utility model are: conveniently cover high precision current transformer main body by casing, can cover casing by case lid; Threaded post can realize vertical lifting along guide pipe and move, thus conveniently rotation and lifting regulable control is carried out to high precision current transformer main body, the rotation of column spinner can control threaded post and realize rotating, thus can control threaded post along guide pipe realize vertical lifting regulate, facilitate and vertical lifting adjustment carried out to high precision current transformer main body.
Accompanying drawing explanation
For ease of illustrating, the utility model is described in detail by following specific embodiment and accompanying drawing.
Fig. 1 is the structural representation of the utility model high precision current transformer.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, to make advantage of the present utility model and feature can be easier to be readily appreciated by one skilled in the art, thus more explicit defining is made to protection range of the present utility model.
As shown in Figure 1, a kind of high precision current transformer, comprise base plate 1, base plate 1 is provided with guide pipe 2, and guide pipe 2 is arranged vertically, and the end of guide pipe 2 is provided with casing 3, the bottom of casing 3 is provided with perforate, perforate is communicated with the end of guide pipe 2, and the top of casing 3 is provided with case lid 4, is provided with high precision current transformer main body 5 in casing 3; Be set with threaded post 6 in guide pipe 2, the upper end of threaded post 6 is connected with high precision current transformer main body 5; The outer surface of threaded post 6 is provided with thread groove, the sidewall of guide pipe 2 is provided with fluting 7, the sidewall of guide pipe 2 is provided with the first guide post 8 and the second guide post 11, first guide post 8 and the second guide post 11 are in horizontal arrangement, first guide post 8 and the second guide post 11 are in being arranged in parallel, and one end of the first guide post 8 is free end, and the other end of the first guide post 8 is arranged on the lower limb of fluting 7, one end of second guide post 11 is free end, and the other end of the second guide post 11 is arranged on the top edge of fluting 7; First guide post 8 is set with the first slip pipe 9, second guide post 11 is set with the second slip pipe 12, connecting rod 14 is provided with between second slip pipe 12 and the first slip pipe 9, connecting rod 14 is arranged vertically, connecting rod 14 is set with column spinner 15, the outer surface of column spinner 15 is provided with external screw thread, and column spinner 15 docks with threaded post 6, and column spinner 15 and threaded post 6 are threaded connection; Push pedal 16 is provided with between second slip pipe 12 and the first slip pipe 9; The bottom of threaded post 6 is provided with guide vane end stop 17; The outer end that the outer end of the second guide post 11 is provided with the second spacing ring 13, first guide post 8 is provided with the first spacing ring 10, and case lid 4 is connected by buckle with casing 3.
The utility model high precision current transformer, conveniently covers high precision current transformer main body 5 by casing 3, can cover casing 3 by case lid 4; Threaded post 6 can realize vertical lifting along guide pipe 2 and move, thus conveniently rotation and lifting regulable control is carried out to high precision current transformer main body 5, the rotation of column spinner 15 can control threaded post 6 and realize rotating, thus can control threaded post 6 along guide pipe 2 realize vertical lifting regulate, facilitate and vertical lifting adjustment carried out to high precision current transformer main body 5.
Wherein, the bottom of threaded post 6 is provided with guide vane end stop 17; So can prevent threaded post 6 from misplacing.
Wherein, the outer end that the outer end of the second guide post 11 is provided with the second spacing ring 13, first guide post 8 is provided with the first spacing ring 10, so also have limit function, can prevent slip pipe and guide post from misplacing.
Wherein, case lid 4 is connected by buckle with casing 3, so convenient docking.
The above, be only embodiment of the present utility model, but protection range of the present utility model is not limited thereto, and any change of expecting without creative work or replacement, all should be encompassed within protection range of the present utility model.Therefore, the protection range that protection range of the present utility model should limit with claims is as the criterion.
Claims (5)
1. a high precision current transformer, comprise base plate, it is characterized in that: base plate is provided with guide pipe, guide pipe is arranged vertically, the end of guide pipe is provided with casing, and the bottom of casing is provided with perforate, and perforate is communicated with the end of guide pipe, the top of casing is provided with case lid, is provided with high precision current transformer main body in casing; Be set with threaded post in guide pipe, the upper end of threaded post is connected with high precision current transformer main body; The outer surface of threaded post is provided with thread groove, the sidewall of guide pipe is provided with fluting, the sidewall of guide pipe is provided with the first guide post and the second guide post, first guide post and the second guide post are horizontal arrangement, first guide post and the second guide post are in being arranged in parallel, and one end of the first guide post is free end, and the other end of the first guide post is arranged on the lower limb of fluting, one end of second guide post is free end, and the other end of the second guide post is arranged on the top edge of fluting; First guide post is set with the first slip pipe, second guide post is set with the second slip pipe, connecting rod is provided with between second slip pipe and the first slip pipe, connecting rod is arranged vertically, connecting rod is set with column spinner, the outer surface of column spinner is provided with external screw thread, and column spinner docks with threaded post, and column spinner and threaded post are threaded connection; Push pedal is provided with between second slip pipe and the first slip pipe.
2. high precision current transformer according to claim 1, is characterized in that: the bottom of threaded post is provided with guide vane end stop.
3. high precision current transformer according to claim 1, is characterized in that: the outer end of the second guide post is provided with the second spacing ring.
4. high precision current transformer according to claim 1, is characterized in that: the outer end of the first guide post is provided with the first spacing ring.
5. high precision current transformer according to claim 1, is characterized in that: case lid is connected by buckle with casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520138238.0U CN204441083U (en) | 2015-03-12 | 2015-03-12 | A kind of high precision current transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520138238.0U CN204441083U (en) | 2015-03-12 | 2015-03-12 | A kind of high precision current transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204441083U true CN204441083U (en) | 2015-07-01 |
Family
ID=53608918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520138238.0U Expired - Fee Related CN204441083U (en) | 2015-03-12 | 2015-03-12 | A kind of high precision current transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204441083U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105334366A (en) * | 2015-12-02 | 2016-02-17 | 江苏省电力公司洪泽县供电公司 | Accurate positioning type electric power parameter meter device |
-
2015
- 2015-03-12 CN CN201520138238.0U patent/CN204441083U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105334366A (en) * | 2015-12-02 | 2016-02-17 | 江苏省电力公司洪泽县供电公司 | Accurate positioning type electric power parameter meter device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150701 Termination date: 20160312 |