CN203325730U - Wiring board assembly of disconnecting switch - Google Patents
Wiring board assembly of disconnecting switch Download PDFInfo
- Publication number
- CN203325730U CN203325730U CN2013204577856U CN201320457785U CN203325730U CN 203325730 U CN203325730 U CN 203325730U CN 2013204577856 U CN2013204577856 U CN 2013204577856U CN 201320457785 U CN201320457785 U CN 201320457785U CN 203325730 U CN203325730 U CN 203325730U
- Authority
- CN
- China
- Prior art keywords
- terminal block
- holder
- wiring board
- wire clamp
- gland
- 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 - Lifetime
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Abstract
The utility model discloses a wiring board assembly of a disconnecting switch. The wiring board assembly comprises a wiring board and wire clamps fixedly installed at one end of the wiring board, wherein the wiring board is a copper wiring board, the wire clamps comprise a clamp holder, clamp covers and a third bolt assembly connecting the clamp holder with the clamp covers, and clamping holes are arranged between the clamp holder and the clamp covers. The clamp covers and the clamp holder are successively arranged at the same side of the wiring board from far to near, and the clamp covers, the clamp holder and the wiring board are fastened via the third bolt assembly; the wire clamps are made of copper or aluminum alloy; and when the wire clamps are made of aluminum alloy, a contact surface between the clamp holder and the wiring board is welded with a copper layer. The wiring board assembly of the disconnecting switch of the utility model is simplified and reasonable in structure, and convenient in wiring operation, and working efficiency can be effectively improved.
Description
Technical field
The utility model belongs to the isolating switch field, is specifically related to a kind of isolating switch terminal block assembly.
Background technology
Isolating switch mainly is used for disconnecting the circuit of zero load electric current; obvious cut-off point is arranged when gate-dividing state; to guarantee the safety inspection of other electric equipments, when "on" position, have reliably by normal duty electric current and short-circuit current and certain short-circuit protection function.
The terminal block assembly is arranged on isolating switch for connecting the parts of wire, tradition isolating switch terminal block assembly as shown in Figure 1, it comprises terminal block 1 and device clamp 8, described device clamp 8 comprises that connection holder 81, folder cover the 82 and first bolt assembly 83, described folder lid 82 is fixedly mounted on an end of described connection holder 81 by described the first bolt fastening component 83, described folder lid 82 is provided with the clamping hole that connects wire with being connected between holder 81, and described connection holder 81 is fastenedly connected by the second bolt assembly 9 and terminal block 1 away from pressing from both sides an end that covers 82.The defect that above-mentioned isolating switch terminal block assembly exists is: this terminal block assembly needs in use through twice attended operation, once terminal block and the attended operation that is connected holder, another time is to connect holder and the attended operation of pressing from both sides lid, twice attended operation makes the wiring complex operation, causes operating efficiency to be difficult to improve.
The utility model content
To this, the purpose of this utility model is to provide the rational isolating switch terminal block of a kind of designs simplification assembly, uses this terminal block assembly wiring, only needs an attended operation, can effectively increase work efficiency.
The technical scheme that realizes the utility model purpose is:
A kind of isolating switch terminal block assembly, comprise terminal block and the wire clamp that is fixedly mounted on terminal block one end, and described terminal block is the copper terminal block; The 3rd bolt assembly that described wire clamp comprises holder, gland and connects described holder and gland, be provided with clamping hole between described holder and gland;
Described gland and holder are successively set on the homonymy of described terminal block from far near, and by described the 3rd bolt assembly, described gland, holder and terminal block are linked together;
Described wire clamp is copper cash folder or aluminium alloy wire clamp; When described wire clamp is the aluminium alloy wire clamp, be welded with the copper layer on the contact-making surface of described holder and terminal block.
In technique scheme, the thickness of described copper layer is 0.3mm～2mm.
In technique scheme, described gland, holder and terminal block link together by least two the 3rd bolt assemblies.
In technique scheme, described the 3rd bolt assembly comprises square neck bolt, nut and balance weight, and the contact-making surface of described balance weight and described gland is arcwall face.
The utlity model has positive effect: adopt the wire clamp carried on terminal block to connect wire, do not need to arrange in addition wire clamp class gold utensil, can complete being fastenedly connected of terminal block and wire clamp when connecting wire, be only to need the primary connection operation in whole wiring process, the wiring operation is very convenient, can effectively increase work efficiency; In addition, wire clamp of the present utility model can be copper cash folder, uses when connecting copper cash; Can be also the aluminium alloy wire clamp, use when connecing aluminum steel, if use the aluminium alloy wire clamp, thereby must be on the contact-making surface of holder and terminal block soldering copper layer formation copper-aluminium transition.
The accompanying drawing explanation
A kind of structural representation that Fig. 1 is traditional isolating switch terminal block assembly;
A kind of structural representation of the isolating switch terminal block assembly that Fig. 2 is the first structure in the utility model;
A kind of end view that Fig. 3 is Fig. 2;
A kind of structural representation of the isolating switch terminal block assembly that Fig. 4 is the second structure in the utility model;
A kind of structural representation when Fig. 5 is isolating switch terminal block component application of the present utility model;
Reference numeral shown in figure is: the 1-terminal block; The 2-wire clamp; The 3-holder; The 4-gland; The 5-clamping hole; 6-the 3rd bolt assembly; The 61-square neck bolt; The 62-nut; The 63-balance weight; 7-copper layer; The 8-device clamp; 81-connects holder; 82-presss from both sides lid; 83-the first bolt assembly; 9-the second bolt assembly.
Embodiment
Two kinds of embodiment below in conjunction with Figure of description to isolating switch terminal block assembly of the present utility model elaborate:
(embodiment 1)
As shown in Figures 2 and 3, a kind of isolating switch terminal block assembly, comprise terminal block 1 and the wire clamp 2 that is fixedly mounted on terminal block 1 one ends, and described terminal block 1 is the copper terminal block; The 3rd bolt assembly 6 that described wire clamp 2 comprises holder 3, gland 4 and connects described holder 3 and gland 4, be provided with clamping hole 5 between described holder 3 and gland 4; Described gland 4 and holder 3 are successively set on the homonymy of described terminal block 1 from far near, and by described the 3rd bolt assembly 6, described gland 4, holder 3 and terminal block 1 are linked together; Described wire clamp 2 in the present embodiment is the aluminium alloy wire clamp, this aluminium alloy wire clamp is to use when the cable be electrically connected to terminal block 1 is aluminum steel, for this aluminium alloy wire clamp is connected with terminal block 1, need on the contact-making surface of holder 3 and terminal block 1, be welded with copper layer 7 and form copper-aluminium transitions, adopt this kind of copper-aluminium transition structure, also make product can bear larger pulling force and shearing, can the fracture accident, and copper aluminium contact area is larger, and resistance value is little, and temperature rise is low.
The thickness of described copper layer 7 is 0.3mm～2mm, is preferably 1.0mm, and described copper layer 7 adopts this thickness, and electric conductivity is better.
Described gland 4 in the present embodiment, holder 3 and terminal block 1 are fastened together by two the 3rd bolt assemblies 6, when practical operation, also can adopt the 3rd bolt assembly 6 of greater number that gland 4, holder 3 and terminal block 1 are fastenedly connected, adopt at least two the 3rd bolt assemblies 6 can guarantee the reliability connected, also can prevent that wire clamp 2 relatively rotates with terminal block 1 after fastening completing simultaneously; Certainly, also can adopt the 3rd bolt assembly 6 to be fastenedly connected gland 4, holder 3 and terminal block 1, in case principal vertical line folder 2 relatively rotates with terminal block 1, affect result of use, especially conducting property as adopted 6 needs of the 3rd bolt assembly that corresponding structure is set.
In the present embodiment, described the 3rd bolt assembly 6 comprises square neck bolt 61, nut 62 and balance weight 63, and described balance weight 63 is arcwall face with the contact-making surface of described gland 4, adopts said structure to make the wiring operation more convenient.
As shown in Figure 3, the wire clamp 2 in the isolating switch terminal block assembly of the present embodiment can connect two line conductors, when practical operation, a line conductor can be received on lightning arrester, so just can reduce by a T-shaped gold utensil.
(embodiment 2)
As shown in Figure 4, the present embodiment is substantially the same manner as Example 1, difference is: the described wire clamp in the present embodiment is the copper cash folder, and this copper cash folder is to use when the cable be electrically connected to described terminal block 1 is copper cash, adopts the copper cash folder that the copper layer need not be set on holder 3.
(application examples)
When mounted, described terminal block 1 is fixedly connected with post insulator away from an end of wire clamp 2 isolating switch terminal block assembly of the present utility model, referring specifically to Fig. 5.
Obviously, above-described embodiment of the present utility model is only for the utility model example clearly is described, and is not the restriction to execution mode of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all execution modes.And these belong to apparent variation or the change that connotation of the present utility model extends out and still belong to protection range of the present utility model.
Claims (4)
1. an isolating switch terminal block assembly, comprise terminal block (1) and be fixedly mounted on the wire clamp (2) of terminal block (1) one end, described terminal block (1) is the copper terminal block, described wire clamp (2) comprises holder (3), gland (4) and connects described holder (3) and the 3rd bolt assembly (6) of gland (4), between described holder (3) and gland (4), is provided with clamping hole (5);
It is characterized in that,
Described gland (4) and holder (3) are successively set on the homonymy of described terminal block (1) from far near, and by described the 3rd bolt assembly (6), described gland (4), holder (3) and terminal block (1) are linked together;
Described wire clamp (2) is copper cash folder or aluminium alloy wire clamp; When described wire clamp (2) is the aluminium alloy wire clamp, on the contact-making surface of described holder (3) and terminal block (1), be welded with copper layer (7).
2. isolating switch terminal block assembly according to claim 1, is characterized in that, the thickness of described copper layer (7) is 0.3mm～2mm.
3. isolating switch terminal block assembly according to claim 1 and 2, is characterized in that, described gland (4), holder (3) and terminal block (1) link together by least two the 3rd bolt assemblies (6).
4. isolating switch terminal block assembly according to claim 1, it is characterized in that, described the 3rd bolt assembly (6) comprises square neck bolt (61), nut (62) and balance weight (63), and described balance weight (63) is arcwall face with the contact-making surface of described gland (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204577856U CN203325730U (en) | 2013-07-26 | 2013-07-26 | Wiring board assembly of disconnecting switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204577856U CN203325730U (en) | 2013-07-26 | 2013-07-26 | Wiring board assembly of disconnecting switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203325730U true CN203325730U (en) | 2013-12-04 |
Family
ID=49665042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013204577856U Expired - Lifetime CN203325730U (en) | 2013-07-26 | 2013-07-26 | Wiring board assembly of disconnecting switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203325730U (en) |
-
2013
- 2013-07-26 CN CN2013204577856U patent/CN203325730U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 325600 Xinguang Industrial Zone, Yueqing, Zhejiang, Wenzhou, Liushi Co-patentee after: GULIFA ELECTRIC Co.,Ltd. Patentee after: GULIFA GROUP Co.,Ltd. Address before: 325600 Xinguang Industrial Zone, Yueqing, Zhejiang, Wenzhou, Liushi Co-patentee before: GULIFA ELECTRIC CO.,LTD. Patentee before: GULIFA GROUP Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP03 | Change of name, title or address |
Address after: 325600 Xinguang Industrial Zone, Yueqing, Zhejiang, Wenzhou, Liushi Co-patentee after: GULIFA ELECTRIC CO.,LTD. Patentee after: GULIFA GROUP Co.,Ltd. Address before: 325604 Xinguang Industrial Zone, Yueqing, Zhejiang, Wenzhou, Liushi Co-patentee before: HEFEI GULIFA ELECTRIC Co.,Ltd. Patentee before: GULIFA GROUP Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131204 |
|
| CX01 | Expiry of patent term |