CN203278613U - Frequency converter wiring terminal and external cable connection structure - Google Patents
Frequency converter wiring terminal and external cable connection structure Download PDFInfo
- Publication number
- CN203278613U CN203278613U CN 201320273801 CN201320273801U CN203278613U CN 203278613 U CN203278613 U CN 203278613U CN 201320273801 CN201320273801 CN 201320273801 CN 201320273801 U CN201320273801 U CN 201320273801U CN 203278613 U CN203278613 U CN 203278613U
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- bolt
- base
- bolt hole
- external cable
- nut
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Abstract
The utility model provides a frequency converter wiring terminal which comprises a base composed of insulating materials, two bolts and two nuts. The base is provided with two longitudinal bolt through holes, and the first end of each bolt through hole of the base is provided with a concave nut installation position. The diameter of each bolt through hole is greater than the diameter of the stud part of the bolt and is less than the diameter of the bolt head part of the bolt. Each bolt goes in from the second end of a bolt through hole of the base, goes out from the first end of the bolt through hole, and is fixed on the base through a nut in a nut installation position. The utility model further provides a frequency converter external cable connection structure. According to the utility model, through the two bolts, an internal copper bar and an external cable are electrically connected in a direct contact mode; the connection is stable; and the structure is simple.
Description
Technical field
The utility model relates to the frequency converter field, more particularly, relates to a kind of transducer terminal and External cable syndeton.
Background technology
Binding post is for a kind of accessory product of realizing electrical connection.Along with industrial automatization is more and more higher more and more stricter, accurate with the Industry Control requirement, the scope of application of binding post is more and more wider, and kind is also more and more.For example in frequency converter, need to connect inner copper bar and External cable by binding post.
As shown in Figure 1, be the schematic diagram of realizing the binding post 10 of inner bronze medal and External cable in existing frequency converter.When using this binding post 10 to connect, inner copper bar is connected to the first terminals 11 of binding post 10, External cable is connected to the second terminals 12 of binding post 10.Be provided with the copper bar that is electrically connected to the first terminals 11 and the second terminals 12 in binding post 10, to realize the conducting of inner copper bar and External cable.
Yet above-mentioned binding post 10 need to arrange independent copper bar and connect the first terminals 11 and the second terminals 12, the structure relative complex, and cost is higher.
The utility model content
The technical problems to be solved in the utility model is, for the problem of above-mentioned connection terminal structure complexity, provides a kind of transducer terminal and External cable syndeton.
The technical scheme that the utility model solves the problems of the technologies described above is, a kind of transducer terminal is provided, comprise the base that is consisted of by insulating material, two bolts and two nuts, wherein: be provided with on described base two longitudinally the first end of the bolt hole of bolt hole and described base have recessed nut installation position; The diameter of each described bolt hole is greater than the diameter of the double-screw bolt of bolt part and less than the diameter of the bolt head part of bolt; Each described bolt penetrates, passes from the first end of bolt hole from the second end of a bolt hole of base, and is fixed on base by the nut in the nut installation position.
In transducer terminal described in the utility model, the recessed size in described nut installation position is greater than the height of nut.
In transducer terminal described in the utility model, the second end of each bolt hole on described base has groove, shape and the size coupling of the bolt head of the bolt head described groove of embedding of described bolt and the shape of described groove and size and bolt.
In transducer terminal described in the utility model, the both sides of two bolt holes on described base are respectively equipped with the insulation barrier that is parallel to each other, and the line at two bolt hole centers is parallel to insulation barrier and this two bolts protrude from the part of nut mount pad between two insulation barriers.
In transducer terminal described in the utility model, the top of described insulation barrier is higher than the double-screw bolt top of the bolt that is fixed on base.
In transducer terminal described in the utility model, described base is provided with two fixing holes that are parallel to the central shaft of bolt hole.
In transducer terminal described in the utility model, described base is one-body molded.
The utility model also provides a kind of frequency converter External cable syndeton, comprises binding post, inner copper bar, External cable and mounting nuts, and wherein: described binding post comprises the base that is made of insulating material, two bolts and two nuts; Be provided with on described base two longitudinally the first end of the bolt hole of bolt hole and described base have recessed nut installation position; The diameter of each described bolt hole is greater than the diameter of the double-screw bolt of bolt part and less than the diameter of the bolt head part of bolt; Each described bolt penetrates, passes from the first end of bolt hole from the second end of a bolt hole of base, and is fixed on base by the nut in the nut installation position; Two through holes that described inner copper bar is provided with two through holes and this copper bar penetrate respectively the double-screw bolt part of two bolts; The end wired nose of connection of described External cable and this line nose are inserted in one of them bolt and are attached to the upper surface of inner copper bar; Described two mounting nuts are screwed to respectively two bolts and compress the line nose of inner copper bar and External cable.
In External cable syndeton described in the utility model, the second end of each bolt hole on described base has groove, shape and the size coupling of the bolt head of the bolt head described groove of embedding of described bolt and the shape of described groove and size and bolt.
In External cable syndeton described in the utility model, the both sides of two bolt holes on described base are respectively equipped with the insulation barrier that is parallel to each other, and the line at two bolt hole centers is parallel to insulation barrier and this two bolts protrude from the part of nut mount pad between two insulation barriers.
Transducer terminal of the present utility model and External cable syndeton have following beneficial effect: make inner copper bar and External cable realize being electrically connected in the mode that directly contacts by two bolts, and stable connection not only, and also simple in structure.
Description of drawings
Fig. 1 is the schematic diagram of existing transducer terminal.
The generalized section along center line of the sub-embodiment of Fig. 2 the utility model transducer terminal.
Fig. 3 is the schematic diagram of the base of transducer terminal in Fig. 2.
Fig. 4 is the generalized section along center line of the utility model frequency converter External cable syndeton embodiment.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
As shown in Fig. 2-3, it is the schematic diagram of the sub-embodiment of transducer terminal of the present utility model.Transducer terminal attached bag in the present embodiment is drawn together base 21, two bolts 22 and two nuts 23.Above-mentioned base 21 is made of insulating material, and is provided with two bolt holes 212 longitudinally on this base 21.The diameter of each bolt hole 212 is greater than the diameter of the double-screw bolt of bolt 22 part and less than the diameter of the bolt head part of bolt 22, and has recessed nut installation position on the base 21 of the first end of bolt hole 212.Two bolts 22 penetrate, pass from the first end of bolt hole 212 from the second end of a bolt hole 212 of base 21 respectively, and are screwed to the nut 23 in the nut installation position, thereby bolt 22 is fixed on base 21.
For ease of being connected of inner copper bar and External cable, the recessed size in the nut installation position on the base 21 of above-mentioned transducer terminal is greater than the height of nut 23, thus nut 23 complete inserted num installation positions.
In order to prevent that bolt 22 rotates when inner copper bar and external cable are installed, the second end of each bolt hole 212 that can be on base 21 arranges groove, the shape of the bolt head of the shape of this groove and size and bolt 22 (for example regular hexagon) and size coupling, thereby when bolt 22 was fixed to base 21, bolt head embedded (or being partially submerged into) groove.Like this, when mounting nuts, bolt 22 base relatively keeps stable.
In addition, the both sides of bolt hole 212 are respectively equipped with the insulation barrier 211 that is parallel to each other on base 21, thereby form the copper installation groove between two insulation barriers 211.Especially, the line at two bolt 22 centers is parallel to insulation barrier 211 and this two bolts 22 protrude from the part of nut mount pad between two insulation barriers 211.
Because bolt 22 is made by metal material usually, therefore itself conducts electricity, and is the safety that guarantees use procedure, and the top of the insulation barrier 211 on above-mentioned base 21 is higher than the top of the double-screw bolt part of the bolt 22 that is fixed on base 21.
On above-mentioned base 21, can arrange two for the fixing hole 213 that this base 21 is fixed on frequency converter.These two fixing holes 213 can lay respectively at the both sides of bolt hole 212.Certainly, in actual applications, fixing hole 213 also can arrange more.
In above-mentioned transducer terminal, base 21 is one-body molded, and is not only simple in structure, and easily processing, Stability Analysis of Structures.
As shown in Figure 4, be the schematic diagram of the utility model frequency converter External cable syndeton embodiment.Frequency converter External cable syndeton in the present embodiment comprises binding post, inner copper bar 45, External cable 46 and mounting nuts 44, and its middle connecting terminal comprises the base 41 that is made of insulating material, two bolts 42 and two nuts 43.
Be provided with on base 21 two longitudinally on bolt hole and this base the first end of bolt hole have recessed nut installation position; The diameter of each bolt hole is greater than the diameter of the double-screw bolt of bolt 42 part and less than the diameter of the bolt head part of bolt 42; Each bolt 42 penetrates, passes from the first end of bolt hole from the second end of a bolt hole of base 41, and is fixed on base by the nut 43 in the nut installation position.
Two through holes that inner copper bar 45 is provided with two through holes and this copper bar penetrate respectively the double-screw bolt part of two bolts 42; The end wired nose of connection of External cable 46 and this line nose are inserted in one of them bolt 42 and are attached to the upper surface of inner copper bar 45; Two mounting nuts 44 are screwed to respectively two bolts 42 and compress the line nose of inner copper bar 45 and External cable 46.
In above-mentioned External cable syndeton, the second end of each bolt hole on base 41 has groove, the shape of the bolt head of the bolt head embedding groove of bolt and the shape of this groove and size and bolt and size coupling, thereby when rotating nut 43 and mounting nuts 44, bolt 42 can not rotate.
In above-mentioned External cable syndeton, on base 42, the both sides of bolt hole are respectively equipped with the insulation barrier 411 that is parallel to each other, and form the mounting groove of inner copper bar 45 and External cable 46.The line at two bolt 42 centers is parallel to insulation barrier 411 and this two bolts 42 protrude from the part of nut mount pad between two insulation barriers 411.
The above; it is only the better embodiment of the utility model; but protection range of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement are within all should being encompassed in protection range of the present utility model.Therefore, protection range of the present utility model should be as the criterion with the protection range of claim.
Claims (10)
1. transducer terminal, it is characterized in that: comprise the base that is consisted of by insulating material, two bolts and two nuts, wherein: be provided with on described base two longitudinally the first end of the bolt hole of bolt hole and described base have recessed nut installation position; The diameter of each described bolt hole is greater than the diameter of the double-screw bolt of bolt part and less than the diameter of the bolt head part of bolt; Each described bolt penetrates, passes from the first end of bolt hole from the second end of a bolt hole of base, and is fixed on base by the nut in the nut installation position.
2. transducer terminal according to claim 1 is characterized in that: the recessed size in described nut installation position is greater than the height of nut.
3. transducer terminal according to claim 1 is sub, it is characterized in that: the second end of each bolt hole on described base has groove, shape and the size coupling of the bolt head of the bolt head described groove of embedding of described bolt and the shape of described groove and size and bolt.
4. transducer terminal according to claim 1 is sub, it is characterized in that: the both sides of two bolt holes on described base are respectively equipped with the insulation barrier that is parallel to each other, and the line at two bolt hole centers is parallel to insulation barrier and this two bolts protrude from the part of nut mount pad between two insulation barriers.
5. transducer terminal according to claim 4 is sub, and it is characterized in that: the top of described insulation barrier is higher than the double-screw bolt top of the bolt that is fixed on base.
6. transducer terminal according to claim 1 is sub, and it is characterized in that: described base is provided with two fixing holes that are parallel to the central shaft of bolt hole.
7. described transducer terminal of any one according to claim 1-6, it is characterized in that: described base is one-body molded.
8. frequency converter External cable syndeton, it is characterized in that: comprise binding post, inner copper bar, External cable and mounting nuts, wherein: described binding post comprises the base that is made of insulating material, two bolts and two nuts; Be provided with on described base two longitudinally the first end of the bolt hole of bolt hole and described base have recessed nut installation position; The diameter of each described bolt hole is greater than the diameter of the double-screw bolt of bolt part and less than the diameter of the bolt head part of bolt; Each described bolt penetrates, passes from the first end of bolt hole from the second end of a bolt hole of base, and is fixed on base by the nut in the nut installation position; Two through holes that described inner copper bar is provided with two through holes and this copper bar penetrate respectively the double-screw bolt part of two bolts; The end wired nose of connection of described External cable and this line nose are inserted in one of them bolt and are attached to the upper surface of inner copper bar; Described two mounting nuts are screwed to respectively two bolts and compress the line nose of inner copper bar and External cable.
9. External cable syndeton according to claim 8, it is characterized in that: the second end of each bolt hole on described base has groove, shape and the size coupling of the bolt head of the bolt head described groove of embedding of described bolt and the shape of described groove and size and bolt.
10. External cable syndeton according to claim 8, it is characterized in that: the both sides of two bolt holes on described base are respectively equipped with the insulation barrier that is parallel to each other, and the line at two bolt hole centers is parallel to insulation barrier and this two bolts protrude from the part of nut mount pad between two insulation barriers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320273801 CN203278613U (en) | 2013-05-17 | 2013-05-17 | Frequency converter wiring terminal and external cable connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320273801 CN203278613U (en) | 2013-05-17 | 2013-05-17 | Frequency converter wiring terminal and external cable connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203278613U true CN203278613U (en) | 2013-11-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320273801 Expired - Lifetime CN203278613U (en) | 2013-05-17 | 2013-05-17 | Frequency converter wiring terminal and external cable connection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203278613U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107887864A (en) * | 2017-10-13 | 2018-04-06 | 肇庆理士电源技术有限公司 | A kind of terminal box |
| CN108683017A (en) * | 2018-05-24 | 2018-10-19 | 深圳巴斯巴科技发展有限公司 | Compact connector construction |
| CN109687176A (en) * | 2017-10-19 | 2019-04-26 | 株洲中车时代电气股份有限公司 | A kind of junction block and termination |
-
2013
- 2013-05-17 CN CN 201320273801 patent/CN203278613U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107887864A (en) * | 2017-10-13 | 2018-04-06 | 肇庆理士电源技术有限公司 | A kind of terminal box |
| CN109687176A (en) * | 2017-10-19 | 2019-04-26 | 株洲中车时代电气股份有限公司 | A kind of junction block and termination |
| CN108683017A (en) * | 2018-05-24 | 2018-10-19 | 深圳巴斯巴科技发展有限公司 | Compact connector construction |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160223 Address after: Shenzhen City, Guangdong province Baoan 518101 District 70 Liu Xian Road two Hongwei Industrial Park building E building 1-3 Patentee after: SHENZHEN INOVANCE TECHNOLOGY Co.,Ltd. Patentee after: SUZHOU INOVANCE TECHNOLOGY Co.,Ltd. Address before: 518101 Guangdong city of Shenzhen province Baoan District no 70 District Liu Xian two road Hongwei Dong Industrial Zone E Patentee before: SHENZHEN INOVANCE TECHNOLOGY Co.,Ltd. Patentee before: SUZHOU INOVANCE TECHNOLOGY Co.,Ltd. Patentee before: Suzhou Monarch Control Technology Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20131106 |
|
| CX01 | Expiry of patent term |