CN209001165U - A kind of secondary wiring terminals - Google Patents
A kind of secondary wiring terminals Download PDFInfo
- Publication number
- CN209001165U CN209001165U CN201821914840.9U CN201821914840U CN209001165U CN 209001165 U CN209001165 U CN 209001165U CN 201821914840 U CN201821914840 U CN 201821914840U CN 209001165 U CN209001165 U CN 209001165U
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- Prior art keywords
- insulation sleeve
- sleeve
- hole
- wiring terminals
- groove
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- 238000009413 insulation Methods 0.000 claims abstract description 97
- 239000004020 conductor Substances 0.000 claims description 32
- 230000004308 accommodation Effects 0.000 claims description 9
- 230000009471 action Effects 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 5
- 230000009466 transformation Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004696 Poly ether ether ketone Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- JUPQTSLXMOCDHR-UHFFFAOYSA-N benzene-1,4-diol;bis(4-fluorophenyl)methanone Chemical compound OC1=CC=C(O)C=C1.C1=CC(F)=CC=C1C(=O)C1=CC=C(F)C=C1 JUPQTSLXMOCDHR-UHFFFAOYSA-N 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920002530 polyetherether ketone Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model relates to connecting terminal technical fields, specially a kind of secondary wiring terminals, including insulation sleeve, insulation sleeve includes the upper insulation sleeve mutually spliced and lower insulation sleeve, the downward surface direction in the upper surface of upper insulation sleeve, which runs through, is equipped with first through hole, the downward surface direction in upper surface of lower insulation sleeve, which runs through, is equipped with the second through-hole, and the upper surface of upper insulation sleeve is equipped with elastic telescopic sleeve upwards, and first through hole, the second through-hole and elastic telescopic sleeve are coaxial arrangement.The utility model has the advantages of simple structure, rationally distributed, after it is fixed on secondary connection column, it only needs to be pulled upwardly insulation sleeve, U-shaped conductive sheet on cable is clipped on secondary connection column, then is put down, under the action of elastic telescopic sleeve, U-shaped conductive sheet and cable are clamped between upper and lower insulation sleeve, it is convenient for disassembly and assembly, the workload of staff is reduced, is improved work efficiency；In addition, the junction of cable and secondary connection column is wrapped up by insulation sleeve, the generation of safety accident is avoided.
Description
Technical field
The utility model relates to connecting terminal technical field, specially a kind of secondary wiring terminals.
Background technique
With the development of power system automation technology, electric power secondary system is inseparable with electric power primary equipment,
Electrical secondary system is widely used in power transformation, on controller switching equipment.The quantity of the scene such as power system transformer substation, switchgear house secondary connection is many
More, traditional mode of connection is that the U-shaped conductive sheet for welding the end of cable is clipped in power transformation, the secondary connection on controller switching equipment
It on column, then is locked by nut, but this mode of connection has following two points: (1) in the detection in later period or dimension
During shield, when Yao Jinhang disconnects line, needs first to unscrew nut, then remove cable, detected or repaired, then again
Tightening nuts considerably increase the workload of staff, low efficiency；(2) U-shaped conductive sheet is directly fixed on two by nut
On secondary binding post, will lead to nut, U-shaped conductive sheet and secondary connection column directly it is exposed outside, be easy to cause safety accident.For
This, we have proposed a kind of secondary wiring terminals.
Utility model content
The main purpose of the utility model is to provide a kind of secondary wiring terminals, to solve to propose in above-mentioned background technique
Traditional mode of connection in, in the detection or maintenance process in later period, considerably increase the workload of staff, low efficiency
The problem of, and it is easy the problem of causing safety accident.
To achieve the above object, the utility model provides the following technical solutions: a kind of secondary wiring terminals, feature exist
In, including insulation sleeve, the insulation sleeve include the upper insulation sleeve mutually spliced and lower insulation sleeve, the upper surface of the upper insulation sleeve
Downward surface direction, which runs through, is equipped with first through hole, and the downward surface direction in upper surface of the lower insulation sleeve runs through logical equipped with second
Hole, the upper surface of the upper insulation sleeve are equipped with elastic telescopic sleeve, the first through hole, the second through-hole and elastic telescopic upwards
Sleeve is coaxial arrangement.
The utility model has the beneficial effects that: the utility model has the advantages of simple structure, rationally distributed, due to described first
Through-hole, the second through-hole and elastic telescopic sleeve are coaxial arrangement, are able to for the lower insulation sleeve, upper insulation sleeve to be sequentially sleeved in (change
Electricity, on controller switching equipment) on secondary connection column, and stretch out the upper end of secondary connection column out of described elastic telescopic sleeve, then
It is connect with nut, since the elastic telescopic sleeve has elastic telescopic function, is able to be pulled upwardly the upper insulation sleeve, and will
The U-shaped conductive sheet of cable thread end is clamped to secondary connection column by the interval between the upper insulation sleeve and lower insulation sleeve
On, then the upper insulation sleeve is put down, under the action of elastic force, it is able to clamp electricity between the upper insulation sleeve and lower insulation sleeve
Cable and U-shaped conductive sheet, to complete the quick connection of cable Yu secondary connection column, this connection type is all very square when dismounting
Just, the workload for reducing staff's later period, improves work efficiency；In addition, the upper insulation sleeve and lower insulation sleeve
Under effect, the junction of cable and secondary connection column is wrapped, and can be avoided the generation of safety accident.
Preferably, the elastic telescopic sleeve includes inner sleeve, outer sleeve and the first spring, the lower end surface of the outer sleeve
Equipped with the accommodation groove for accommodating the inner sleeve, the upper end of the inner sleeve passes through the interior bottom of first spring and the accommodation groove
Wall connection, the lower end of the inner sleeve is connected to the upper surface of the upper insulation sleeve.The upper end of the inner sleeve is passed through described
First spring is connect with the inner bottom wall of the accommodation groove on the outer sleeve, and the elasticity for being achieved the elastic telescopic sleeve can
Telescopic.
Preferably, the upper end of the outer sleeve is connected with insulating cover.Its advantage is that after being connected and fixed with secondary connection column,
The insulating cover is covered, on the one hand can prevent dust from entering, on the other hand can prevent the upper end because of the secondary connection column
It is exposed outside caused by safety accident generation.
Preferably, the lateral surface of the insulation sleeve be equipped with the connection first through hole and the second through-hole intersection into
Wire casing, the inlet wire slot include two semicircle shape grooves, and two semicircle shape grooves are located at the upper insulation sleeve
The upper surface of lower surface and lower insulation sleeve.After being pulled upwardly the upper insulation sleeve, two semicircle shape groove separation, in U
It, can be by the semicircle shape groove on the lower insulation sleeve of cable placement after shape conductive sheet is clipped on secondary connection column
Interior, then put down the upper insulation sleeve, two semicircle shape groove splice graftings simultaneously clamp cable, can be avoided cable with it is secondary
Binding post is detached from.
Preferably, the lower surface of the upper insulation sleeve is equipped with the first groove, passes through in the inner bottom wall of first groove
Second spring is connected with the first electric conductor, leads on first electric conductor through equipped with the third coaxial with the first through hole
Hole.Since the third through-hole on first electric conductor is covered on secondary connection column, and in the work of the second spring
Under, the lower surface of first electric conductor is pressed on the upper surface of U-shaped conductive sheet, thus increase U-shaped conductive sheet with it is secondary
Conduction between binding post.
Preferably, the lower surface of first electric conductor is equipped with the first U-shaped groove.After being pulled upwardly the upper insulation sleeve,
U-shaped conductive sheet is clipped on secondary connection column, then puts down the upper insulation sleeve, and U-shaped conductive sheet upper end is made to be stuck in described
In one U-shaped groove, the stability connected between U-shaped conductive sheet and secondary connection column is improved.
Preferably, the upper surface of the lower insulation sleeve is equipped with the second groove, passes through in the inner bottom wall of second groove
Third spring is connected with the second electric conductor, runs through on second electric conductor and is equipped with the four-way coaxial with second through-hole
Hole.Since the fourth hole on second electric conductor is covered on secondary connection column, and in the work of the third spring
Under, the upper surface of second electric conductor can be pressed on the lower surface of U-shaped conductive sheet, to increase U-shaped conductive sheet and two
Conduction between secondary binding post.
Preferably, the upper surface of second electric conductor is equipped with the second U-shaped groove.After being pulled upwardly the upper insulation sleeve,
U-shaped conductive sheet is clipped on secondary connection column, and the lower end of U-shaped conductive sheet is stuck in second U-shaped groove, then put down
The upper insulation sleeve, improves the stability connected between U-shaped conductive sheet and secondary connection column.
Detailed description of the invention
Fig. 1 is the three-dimensional structure diagram of the secondary wiring terminals of an embodiment of the utility model；
Fig. 2 is the stereochemical structure explosive view of the secondary wiring terminals of an embodiment of the utility model；
Fig. 3 is the cross-sectional view in the main view direction in Fig. 2；
Fig. 4 is the scheme of installation of the secondary wiring terminals of an embodiment of the utility model.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, makees the specific embodiment of the utility model embodiment
It further describes.Following embodiment is only used for more clearly illustrating the technical solution of the present embodiment, and cannot be used as a limitation limitation
The protection scope of the utility model.
Please refer to Fig. 1 to Fig. 4, in the utility model embodiment, a kind of secondary wiring terminals, including insulation sleeve, it is described absolutely
Edge set includes the upper insulation sleeve 1 and lower insulation sleeve 2 mutually spliced, and the downward surface direction in upper surface of the upper insulation sleeve 1 runs through
Equipped with first through hole 11, the downward surface direction in upper surface of the lower insulation sleeve 2, which runs through, is equipped with the second through-hole 21, the upper insulation
The upper surface of set 1 is equipped with elastic telescopic sleeve 3, the first through hole 11, the second through-hole 21 and elastic telescopic sleeve 31 upwards
For coaxial arrangement；The elastic telescopic sleeve 3 includes inner sleeve 31, outer sleeve 32 and the first spring 33, the outer sleeve 32
Lower end surface is equipped with the accommodation groove 321 for accommodating the inner sleeve 31, and the upper end of the inner sleeve 31 passes through first spring 33
It is connect with the inner bottom wall of the accommodation groove 321, the lower end of the inner sleeve 31 is affixed on the upper of the upper insulation sleeve 1 by seccotine
Surface.The lower insulation sleeve 2, upper insulation sleeve 1 are sequentially sleeved in (in power transformation, controller switching equipment) on secondary connection column 100, and
It stretches out the upper end of secondary connection column 100 from the upper end of the outer sleeve 32 to connect with nut 101 again, secondary be connect to complete this
Connection (wherein, the first through hole 11, the second through-hole 21 and outer sleeve 32 between line terminals and secondary connection column 100
Internal diameter should be suitable with the outer diameter of secondary connection column 100, just can guarantee after hold-doun nut 101, and the upper insulation sleeve 1 is under
Insulation sleeve 2 does not shake)；Upper insulation sleeve 1, first spring 33 described in pull-up are compressed then up, the inner sleeve
31 move into the accommodation groove 321, so as to by the U-shaped conductive sheet 9 on cable 8 from the upper insulation sleeve 1 and under
It is clipped in the interval opened between insulation sleeve 2 on secondary connection column 100, then after putting down the upper insulation sleeve 1, in first bullet
Under the action of spring 33, the lower surface of the upper insulation sleeve 1 is able to for U-shaped conductive sheet 9 to be pressed in the upper surface of the lower insulation sleeve 2；
When needing to remove U-shaped conductive sheet 9, it is only necessary to it is pulled upwardly the upper insulation sleeve 1, directly removes U-shaped conductive sheet 9, this
Kind connection type, disassembly process is all very convenient, reduces the workload of staff, improves work efficiency；And described
Under the action of upper insulation sleeve 1 and lower insulation sleeve 2, it is able to wrap U-shaped conductive sheet 9 and the junction of secondary connection column 100, it can
To avoid the generation of electric shock accidents, the safety that the secondary wiring terminals use is improved.Wherein, the upper insulation sleeve 1, it is lower absolutely
Edge set 2, inner sleeve 31 are identical with the material of outer sleeve 32, preferably PEEK plastics, with high mechanical strength, high temperature resistant, resistance to
It the advantages that impact, fire-retardant and high-insulativity, is able to guarantee the safety that the secondary wiring terminals use, and extends it and use the longevity
Life.
In embodiment, the upper end of the outer sleeve 32 is connected with insulating cover 4, and (material of the insulating cover 4 is the same as described upper
Insulation sleeve 1, lower insulation sleeve 2, inner sleeve 31 are consistent with outer sleeve 32), by the way that ring is arranged in the upper end periphery of the outer sleeve 32
Shape recess, and four semicircle shape fixture blocks are set at equal intervals on the outer wall of the ring-shaped depression, and in the inside of the insulating cover 4
Four semicircle shape recess are correspondingly arranged on wall, after the insulating cover 4 is covered, four semicircle shape fixture blocks are connected in four respectively
In a semicircle shape recess, to complete to connect；Its advantage is that when the secondary wiring terminals are connect admittedly with secondary connection column 100
After fixed, the insulating cover 4 can be covered, on the one hand can prevent dust from entering, on the other hand can prevent from secondary connecing because described
The upper end of terminal 100 it is exposed outside caused by safety accident generation.
In embodiment, the lateral surface of the insulation sleeve is equipped with the connection first through hole 11 and the second through-hole 21 has a common boundary
The inlet wire slot 5 at place, the inlet wire slot 5 include two semicircle shape grooves 51, and two semicircle shape grooves 51 are located at described
Upper insulation sleeve 1 lower surface and lower insulation sleeve 2 upper surface.After being pulled upwardly upper insulation sleeve 1, two semicircles
Shape groove 51 separates, after U-shaped conductive sheet 9 is clipped on secondary connection column 100, the lower insulation that cable 8 can be placed
In the semicircle shape groove 51 on set 2, then the upper insulation sleeve 1 is put down, two 51 splice graftings of semicircle shape groove are simultaneously clamped
Cable 8, can be avoided cable 8 and secondary connection column 100 is detached from.
In embodiment, the lower surface of the upper insulation sleeve 1 is equipped with the first groove 12, the inner bottom wall of first groove 12
It is upper that first electric conductor 6 is connected with by second spring 10, run through to be equipped with being total on first electric conductor 6 with the first through hole 11
The third through-hole 61 of axis；The upper surface of the lower insulation sleeve 2 is equipped with the second groove 12, in the inner bottom wall of second groove 12
Being connected with the second electric conductor 7 by third spring 20, (first electric conductor 6 is identical with the material of the second electric conductor 7, is
Copper), through being equipped with the fourth hole 71 coaxial with second through-hole 21 on second electric conductor 7.Wherein, the third
The internal diameter of through-hole 61 and fourth hole 71 should be identical as the outer diameter of secondary connection column 100, just can guarantee that described first is conductive
Body 6 and the second electric conductor 7 conduction between secondary connection column 100 respectively；Since first electric conductor 6 and second is led
Electric body 7 is covered on secondary connection column 100, described and respectively under the action of the second spring 10 and third spring 20
The lower surface of the first electric conductor 6 and the upper surface of the second electric conductor 7 be pressed respectively against the upper and lower surfaces of U-shaped conductive sheet 9
On, to increase the conduction between U-shaped conductive sheet 9 and secondary connection column 100.
In embodiment, the lower surface of first electric conductor 6 is equipped with the first U-shaped groove 62, second electric conductor 7
Upper surface is equipped with the second U-shaped groove 72.After being pulled upwardly the upper insulation sleeve 1, the lower end of U-shaped conductive sheet 9 can be placed on institute
It states in the second U-shaped groove 72, then puts down the upper insulation sleeve 1, and it is recessed to make the upper end of U-shaped conductive sheet 9 be located at first U-shaped
Slot 62 improves the stability connected between U-shaped conductive sheet 9 and secondary connection column 100；Wherein, first U-shaped groove 62
It is identical with the planform of the second U-shaped groove 72, and the sum of depth between them should be less than the thickness of U-shaped conductive sheet 9.
Working principle: as shown in figure 4, the lower insulation sleeve 2, upper insulation sleeve 1 are sequentially sleeved in (power transformation, controller switching equipment
On) on secondary connection column 100, and make the upper end of secondary connection column 100 from the upper end of the outer sleeve 32 stretch out again with nut
101 connections, are twisted after nut 101 and cover the insulating cover 4 again, to complete the secondary wiring terminals and secondary connection column 100
Between connection；Upper insulation sleeve 1, first spring 33 described in pull-up are compressed then up, and the inner sleeve 31 is to described
Moved in accommodation groove 321, so as to by the U-shaped conductive sheet 9 on cable 8 from the upper insulation sleeve 1 and lower insulation sleeve 2 it
Between be clipped on secondary connection column 100 and (be connected between U-shaped conductive sheet 9 and secondary connection column 100) in the interval opened, and will
U-shaped conductive sheet 9 is placed in first U-shaped groove 62, then after putting down the upper insulation sleeve 1, in the work of first spring 33
Under, the lower surface of the upper insulation sleeve 1 is able to contact with the upper surface of the lower insulation sleeve 2, and makes U-shaped conductive sheet 9
Upper end is located in second U-shaped groove 72, thus second spring 10 and third spring 20 that compression is described, be stabilized general
U-shaped conductive sheet 9 is clipped between first electric conductor 6 and the second electric conductor 7 (due to first electric conductor 6 and second
Electric conductor 7 is connected with secondary connection column 100, is connected between U-shaped conductive sheet 9 and secondary connection column 100 so improving
Stability), cable 8 is drawn out of described inlet wire slot 5；When needing to remove U-shaped conductive sheet 9, it is only necessary to be pulled upwardly institute
Insulation sleeve 1 is stated, cable 8 is held and directly removes, this connection type, disassembly process is all very convenient, reduces work
The workload of personnel, improves work efficiency；And in the upper insulation sleeve 1, lower insulation sleeve 2, inner sleeve 31,32 and of outer sleeve
Under the action of insulating cover 4, be able to wrap U-shaped conductive sheet 9 and secondary connection column 100, can to avoid the generation of electric shock accidents,
Improve the safety that the secondary wiring terminals use.
Above description is merely a prefered embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvements and modifications can also be made, these change
Into should also be as being considered as the protection scope of the utility model with retouching.
Claims (8)
1. a kind of secondary wiring terminals, which is characterized in that including insulation sleeve, the insulation sleeve includes the upper insulation sleeve mutually spliced
(1) and lower insulation sleeve (2), the downward surface direction in upper surface of the upper insulation sleeve (1), which runs through, is equipped with first through hole (11), described
The downward surface direction in upper surface of lower insulation sleeve (2), which runs through, is equipped with the second through-hole (21), the upper surface of the upper insulation sleeve (1) to
It is equipped with elastic telescopic sleeve (3), the first through hole (11), the second through-hole (21) and elastic telescopic sleeve (3) are coaxial
Arrangement.
2. a kind of secondary wiring terminals according to claim 1, which is characterized in that the elastic telescopic sleeve (3) includes
Inner sleeve (31), outer sleeve (32) and the first spring (33), the lower end surface of the outer sleeve (32), which is equipped with, accommodates the inner sleeve
(31) upper end of accommodation groove (321), the inner sleeve (31) passes through first spring (33) and the accommodation groove (321)
Inner bottom wall connection, the lower end of the inner sleeve (31) is connected to the upper surface of the upper insulation sleeve (1).
3. a kind of secondary wiring terminals according to claim 2, which is characterized in that the upper end of the outer sleeve (32) connects
There are insulating cover (4).
4. a kind of secondary wiring terminals according to claim 1, which is characterized in that the lateral surface of the insulation sleeve is equipped with
The inlet wire slot (5) of the connection first through hole (11) and the second through-hole (21) intersection, the inlet wire slot (5) include two and half
Round shape groove (51), two semicircle shape grooves (51) be located at the upper insulation sleeve (1) lower surface and lower insulation
Cover the upper surface of (2).
5. a kind of secondary wiring terminals according to claim 1, which is characterized in that the lower surface of the upper insulation sleeve (1)
It is equipped with the first groove (12), is connected with the first electric conductor by second spring (10) in the inner bottom wall of first groove (12)
(6), through equipped with the third through-hole (61) coaxial with the first through hole (11) on first electric conductor (6).
6. a kind of secondary wiring terminals according to claim 5, which is characterized in that the following table of first electric conductor (6)
Face is equipped with the first U-shaped groove (62).
7. a kind of secondary wiring terminals according to claim 1, which is characterized in that the upper surface of the lower insulation sleeve (2)
It is equipped with the second groove (22), is connected with the second electric conductor by third spring (20) in the inner bottom wall of second groove (22)
(7), through equipped with the fourth hole (71) coaxial with the second through-hole (21) on second electric conductor (7).
8. a kind of secondary wiring terminals according to claim 7, which is characterized in that the upper table of second electric conductor (7)
Face is equipped with the second U-shaped groove (72).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821914840.9U CN209001165U (en) | 2018-11-20 | 2018-11-20 | A kind of secondary wiring terminals |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821914840.9U CN209001165U (en) | 2018-11-20 | 2018-11-20 | A kind of secondary wiring terminals |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209001165U true CN209001165U (en) | 2019-06-18 |
Family
ID=66807917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821914840.9U Expired - Fee Related CN209001165U (en) | 2018-11-20 | 2018-11-20 | A kind of secondary wiring terminals |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209001165U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110491655A (en) * | 2019-08-19 | 2019-11-22 | 同济大学 | A kind of laboratory transformer connecting terminal insulation sleeve and laboratory transformer |
-
2018
- 2018-11-20 CN CN201821914840.9U patent/CN209001165U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110491655A (en) * | 2019-08-19 | 2019-11-22 | 同济大学 | A kind of laboratory transformer connecting terminal insulation sleeve and laboratory transformer |
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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: 20190618 Termination date: 20201120 |
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| CF01 | Termination of patent right due to non-payment of annual fee |