CN204832249U - Experiment terminal needle - Google Patents
Experiment terminal needle Download PDFInfo
- Publication number
- CN204832249U CN204832249U CN201520412092.4U CN201520412092U CN204832249U CN 204832249 U CN204832249 U CN 204832249U CN 201520412092 U CN201520412092 U CN 201520412092U CN 204832249 U CN204832249 U CN 204832249U
- Authority
- CN
- China
- Prior art keywords
- upper arm
- metal needle
- cap
- underarm
- hole
- 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.)
- Expired - Fee Related
Links
- 238000002474 experimental method Methods 0.000 title claims abstract description 13
- 239000002184 metal Substances 0.000 claims abstract description 54
- 229920006351 engineering plastic Polymers 0.000 claims abstract description 5
- 210000001503 joint Anatomy 0.000 claims description 26
- 238000002955 isolation Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
Abstract
The utility model provides an experiment terminal needle, includes and carries the cap by what engineering plastics made, carry upper arm that the cap is U type structure and this U type structure and be good at the terminal trip that sets up up of underarm, upper arm and setting of underarm average level and underarm, the upper arm tip of carrying the cap sets up the regulation portion that connects, it includes still that insulated terminals connects and the metal needle, the metal needle sets up perpendicularly, just the upper end of metal needle with insulated terminals connects turn -on connection back as an organic whole, the metal needle lower extreme by connector regulation portion wears out. The utility model discloses simple structure uses swiftly, can promote the connection speed by a wide margin, reduce the wrong and safe risk among the the connection process, improves the work efficiency of relay protection operation.
Description
Technical field
The utility model relates to electric relay protection, debugging application apparatus field, is specifically related to the experiment terminal pins of the experimentation application at operation circuit and voltage circuit.
Background technology
In Commissioning of Relay Protection, experimentation; in the experimentation of especially operation circuit and voltage circuit; need to install experimental apparatus wiring on the terminal connected; for conventional current return, the terminal pins of experiment line can directly be inserted in current terminal, and for voltage terminal; because not having effective mode to connect at present; generally need to remove part line and open terminal, then the terminal pins of experiment line with 1.5mm be connected with wiring, whole wiring process is complicated, dangerous.
Utility model content
When the purpose of this utility model is to provide a kind of experiment and experiment line and tested voltage terminal fast, the terminal pins of firm, secure connection.It significantly can promote connection speed, reduce mistake in connection procedure and security risk, improves the work efficiency of relay protection operation.
The technical scheme in the invention for solving the technical problem is: a kind of experiment terminal pins, comprise be made up of engineering plastics carry cap, describedly put forward the U-shaped structure of cap and the upper arm of this U-shaped structure is longer than underarm, upper arm and underarm are all horizontally disposed with and the end of underarm arranges snap fit upward; In the described upper arm ends carrying cap, connection adjusting portion is set; It also comprises insulated terminal joint and metal needle, and described metal needle is vertically arranged, and after the upper end of described metal needle and the conducting of described insulated terminal joint connect as one, described metal needle lower end is passed by described connector adjusting portion.
Further, the upper arm carrying cap described in comprises an auxiliary arm of level; In the described upper arm ends carrying cap, the guide groove along upper arm bearing of trend is set, by the diapire of described guide groove arrange along upper arm extend to tapped through hole, join adjusting bolt and make the end of adjusting bolt extend to described guide groove tapped through hole is in-built; The auxiliary arm of level is set in described guide groove, tapped blind hole is set at the inner face of described level auxiliary arm and coordinates with described adjusting bolt; The outer end of the auxiliary arm of described level is extended described guide groove and described connection adjusting portion, insulated terminal joint and metal needle is assemblied on the outer end of the auxiliary arm of described level.
Further, vertical through hole is set in the described end carrying cap upper arm; Described connection adjusting portion is spring, the described upper arm ends carrying cap to establish near upper arm lower surface place along upper arm extend to bar shaped notch, the upper end of described spring is connected in described bar shaped notch, the through-bore axis overlapping positions to the axle center and upper arm of described spring; The lower end of described metal needle passes described spring.
In application process, the underarm end snap fit carrying cap is made to be connected on voltage port seat, upper arm is made to be on the upper surface of voltage port seat, by insulated terminal joint metal needle mentioned before this in spring described in the lower end retraction making metal needle, then micro-arm of putting on makes lower spring end be pressed on the upper surface of voltage port seat, connecting hole on now metal needle is corresponding voltage port seat, press in connecting hole that metal needle inserts it on voltage port seat, the lower end conducting of metal needle connects the metal terminal of connecting hole bottom on voltage port seat.
Further, described connection regulator site is the sleeve of isolation material; Arrange the tapped through hole of Vertical dimension in the described upper arm ends carrying cap, described sleeve is assemblied in this tapped through hole; Described insulated terminal joint is column type and lower end arranges collar flange, and the outer wall of described collar flange arranges screw thread; After described insulated terminal joint is connected with metal needle, metal needle lower end passes the lower end of described sleeve; Collar flange on described insulated terminal joint is threaded with described barrel bore wall.
In use procedure, the underarm end snap fit carrying cap is connected on voltage port seat, upper arm is made to be on the upper surface of voltage port seat, rotating up described sleeve before this makes its lower end be in the lower surface place of upper arm, rotate up described insulated terminal joint makes collar flange to the upper port place of sleeve simultaneously, now the lower end of metal needle is near the lower port of described sleeve, then micro-arm of putting on makes metal needle lower end be positioned on the upper surface of voltage port seat, make the effect of metal needle lower end aligned voltage port seat unclamping after connecting hole to upper arm, finally be rotated down sleeve and insulated terminal joint makes the lower end of metal needle contact with the metal terminal of connecting hole bottom on voltage port seat.
The beneficial effects of the utility model are:
Carrying cap is that engineering plastics die casting forms, integral insulation, ensures handling safety; After metal needle is connected with insulated terminal joint, being assemblied in through spring or sleeve carries on cap, the elastic force relying on spring to produce voltage port seat surface or the support force between sleeve lower end and voltage port seat upper surface, the utility model is made firmly to be connected on voltage port seat, and conducting annexation is set up between the utility model and voltage port seat, the socket on insulated terminal joint is common experimental line interface; So the utility model structure is simple, use quick, significantly can promote the mistake in connection speed, reduction connection procedure and security risk, improve the work efficiency of relay protection operation.Particularly after making the upper arm carrying cap comprise the auxiliary arm of the level of being provided with, spring and or sleeve etc. be assemblied in the end of the auxiliary arm of level, and the end position of the auxiliary arm of level can be regulated by adjusting bolt, thus during for different voltage port seat application, the connecting hole made on metal needle aligning voltage port seat can be regulated.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment one;
Fig. 2 is a kind of partial structurtes schematic diagram carrying cap in the utility model;
Fig. 3 is the structural representation before embodiment two of the present utility model touches with voltage port seated connection;
Fig. 4 is embodiment two of the present utility model and voltage port seated connection structural representation after touch;
In figure: 1 carries cap, 11 guide grooves, the auxiliary arm of 12 level, 13 adjusting bolts, 2 metal needles, 3 insulated terminal joints, 4 springs, 5 sleeves, 10 voltage port seats.
Embodiment
For ease of understanding technology contents of the present utility model, below in conjunction with drawings and Examples, its technical scheme is described further.
One experiment terminal pins as shown in Figures 1 to 4, comprise be made up of engineering plastics carry cap 1, described in put forward the U-shaped structure of cap 1 and the upper arm of this U-shaped structure is longer than underarm, upper arm and underarm are all horizontally disposed with and the end of underarm arranges snap fit upward.In the described upper arm ends carrying cap 1, connection adjusting portion is set.
It also comprises insulated terminal joint 3 and metal needle 2, and described metal needle 2 is vertically arranged, and after the upper end of described metal needle 2 and the conducting of described insulated terminal joint 3 connect as one, described metal needle 2 lower end is passed by described connector adjusting portion.
When can apply for different voltage port seat for making the utility model, ensure to make the connecting hole on metal needle aligning voltage port seat.The upper arm carrying cap 1 described in making comprises an auxiliary arm 12 of level.In the described upper arm ends carrying cap 1, the guide groove 11 along upper arm bearing of trend is set, by the diapire of described guide groove 11 arrange along upper arm extend to tapped through hole, join adjusting bolt 13 and the end of adjusting bolt 13 extended in described guide groove 11 tapped through hole is in-built.One end of the auxiliary arm of described level 12 is inserted in described guide groove 11.The inner face of the auxiliary arm of described level 12 arranges tapped blind hole coordinate with described adjusting bolt 13.The outer end of the auxiliary arm of described level 12 is extended described guide groove 11 and described connection adjusting portion, insulated terminal joint 3 and metal needle 2 is assemblied on the outer end of the auxiliary arm 12 of described level.
Embodiment one:
As shown in Figure 1, on the basis of above-mentioned technology contents, described connection adjusting portion is specifically set to spring 4 by it.Arrange vertical through hole (carry cap 1 when comprising the auxiliary arm 12 of level, this through hole is located at the end of the auxiliary arm 12 of level, as shown in Figure 2) in the described end carrying cap 1 upper arm simultaneously.The described upper arm ends carrying cap 1 to establish near upper arm lower surface place along upper arm extend to bar shaped notch, the upper end of described spring 4 is connected in described bar shaped notch, the through-bore axis overlapping positions to the axle center and upper arm of described spring 4.The lower end of described metal needle 2 passes described spring 4.
In application process, the underarm end snap fit carrying cap 1 is made to be connected on voltage port seat 10, upper arm is made to be on the upper surface of voltage port seat 10, by insulated terminal joint 3 metal needle 2 mentioned before this in spring 4 described in the lower end retraction making metal needle 2, then micro-arm of putting on makes spring 4 lower end be pressed on the upper surface of voltage port seat 10, connecting hole now on metal needle 2 correspondence voltage port seat 10, press in connecting hole that metal needle 2 inserts it on voltage port seat 10, the lower end conducting of metal needle 2 connects the metal terminal of connecting hole bottom on voltage port seat 10.
Embodiment two:
As shown in Figure 3, Figure 4, described connection regulator site is specially the sleeve 5 of isolation material by it.Simultaneously the described upper arm ends carrying cap 1 arrange Vertical dimension tapped through hole (carry cap 1 comprise level auxiliary arm 12 time, this tapped through hole is located at the end of the auxiliary arm 12 of level, and as shown in Figure 2), described sleeve 5 is assemblied in this tapped through hole.Described insulated terminal joint 3 is in column type and lower end arranges collar flange, and the outer wall of described collar flange arranges screw thread.Described insulated terminal joint 3 is connected the lower end that rear metal needle 2 lower end passes described sleeve 5 with metal needle 2.Collar flange on described insulated terminal joint 3 is threaded with described sleeve 5 internal chamber wall.
In use procedure, the underarm end snap fit carrying cap 1 is connected on voltage port seat 10, upper arm is made to be on the upper surface of voltage port seat 10, rotating up described sleeve 5 before this makes its lower end be in the lower surface place of upper arm, rotate up described insulated terminal joint 3 makes collar flange to the upper port place of sleeve 5 simultaneously, now the lower end of metal needle 2 is near the lower port of described sleeve 5, then micro-arm of putting on makes metal needle 2 lower end be positioned on the upper surface of voltage port seat 10, make the effect of metal needle 2 lower end aligned voltage port seat 10 unclamping after connecting hole to upper arm, finally be rotated down sleeve 5 and insulated terminal joint 3 makes the lower end of metal needle 2 contact with the metal terminal of connecting hole bottom on voltage port seat 10.
Except the technical characteristic described in instructions, be the known technology of those skilled in the art.
Claims (4)
1. test a terminal pins, it is characterized in that: comprise be made up of engineering plastics carry cap, described in put forward the U-shaped structure of cap and the upper arm of this U-shaped structure is longer than underarm, upper arm and underarm are all horizontally disposed with and the end of underarm arranges snap fit upward; In the described upper arm ends carrying cap, connection adjusting portion is set; It also comprises insulated terminal joint and metal needle, and described metal needle is vertically arranged, and after the upper end of described metal needle and the conducting of described insulated terminal joint connect as one, described metal needle lower end is passed by described connector adjusting portion.
2. experiment terminal pins according to claim 1, is characterized in that: described in carry cap upper arm comprise an auxiliary arm of level; In the described upper arm ends carrying cap, the guide groove along upper arm bearing of trend is set, by the diapire of described guide groove arrange along upper arm extend to tapped through hole, join adjusting bolt and make the end of adjusting bolt extend to described guide groove tapped through hole is in-built; The auxiliary arm of level is set in described guide groove, tapped blind hole is set at the inner face of described level auxiliary arm and coordinates with described adjusting bolt; The outer end of the auxiliary arm of described level is extended described guide groove and described connection adjusting portion, insulated terminal joint and metal needle is assemblied on the outer end of the auxiliary arm of described level.
3. experiment terminal pins according to claim 1 and 2, is characterized in that: arrange vertical through hole in the described end carrying cap upper arm; Described connection adjusting portion is spring, the described upper arm ends carrying cap to establish near upper arm lower surface place along upper arm extend to bar shaped notch, the upper end of described spring is connected in described bar shaped notch, the through-bore axis overlapping positions to the axle center and upper arm of described spring; The lower end of described metal needle passes described spring.
4. experiment terminal pins according to claim 1 and 2, is characterized in that: described connection regulator site is the sleeve of isolation material; Arrange the tapped through hole of Vertical dimension in the described upper arm ends carrying cap, described sleeve is assemblied in this tapped through hole; Described insulated terminal joint is column type and lower end arranges collar flange, and the outer wall of described collar flange arranges screw thread; After described insulated terminal joint is connected with metal needle, metal needle lower end passes the lower end of described sleeve; Collar flange on described insulated terminal joint is threaded with described barrel bore wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520412092.4U CN204832249U (en) | 2015-06-15 | 2015-06-15 | Experiment terminal needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520412092.4U CN204832249U (en) | 2015-06-15 | 2015-06-15 | Experiment terminal needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204832249U true CN204832249U (en) | 2015-12-02 |
Family
ID=54689835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520412092.4U Expired - Fee Related CN204832249U (en) | 2015-06-15 | 2015-06-15 | Experiment terminal needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204832249U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105842491A (en) * | 2016-03-22 | 2016-08-10 | 国网山东省电力公司章丘市供电公司 | Test terminal needle |
-
2015
- 2015-06-15 CN CN201520412092.4U patent/CN204832249U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105842491A (en) * | 2016-03-22 | 2016-08-10 | 国网山东省电力公司章丘市供电公司 | Test terminal needle |
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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 |
Granted publication date: 20151202 Termination date: 20170615 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |