CN206164047U - Strain clamp - Google Patents
Strain clamp Download PDFInfo
- Publication number
- CN206164047U CN206164047U CN201621147059.4U CN201621147059U CN206164047U CN 206164047 U CN206164047 U CN 206164047U CN 201621147059 U CN201621147059 U CN 201621147059U CN 206164047 U CN206164047 U CN 206164047U
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- utility
- wedge groove
- strain clamp
- wedge
- housing
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Abstract
The utility model provides a strain clamp belongs to power equipment technical field. This strain clamp includes: the casing be provided with two at least wedge groove on the casing, the transversal annular of personally submitting of wedge groove, two at least wedge groove match with at least two voussoirs, wedge groove is used for wearing to establish the wire, and passes through the voussoir is fixed the wire. The utility model provides a strain clamp has improved the efficiency of construction.
Description
Technical field
The utility model is related to electrical equipment technical field, more particularly to a kind of strain clamp.
Background technology
At present, during power construction, strain clamp connecting wire is generally adopted, so as to realize the biography of electrical load
Pass.
Strain clamp fixes aluminum stranded conductor and steel-cored aluminium strand mainly due to overhead transmission line and electric substation on strain rod tower.Mesh
Front each domestic manufacturer mainly provides following three major types type strain clamp：Bolt-type strain clamp, hydraulic strain clamp and
Detonation pressure type strain clamp.In these three strain clamps, bolt-type strain clamp is commonly used to 10- using relatively broad
In the circuit of 110kV.During hydraulic tension-proof wire clip is by being applied to 110kV and Above Transmission Lines, and detonation pressure strain clamp is because Jing is normal
Cause wire dropping, thus stopped using.
For bolt-type strain clamp, the resistance to bracing cable 10 of the screw bolt-type is by the saddle U-shaped spiral shell of sub- housing 101 and at least two
Bolt 102 is constituted, and mainly compresses the sub- housing 101 of saddle by U-bolt 102, and compresses wire by saddle.Can be found in Fig. 1
Shown, Fig. 1 is a kind of structural representation of bolt-type strain clamp in prior art, specifically, in work progress, constructor
Member needs that multiple U-bolts 102 are fastened on the sub- housing 102 of saddle, and so as to fixed wire, shown in Figure 2, Fig. 2 is
The structural representation of the sub- housing of bolt presses saddle in prior art, but, during fixed wire, workmen needs
The sub- housing 101 of the saddle of the bolt-type strain clamp 10 is vertical, but when U-bolt 102 is fastened easily by the sub- housing of saddle
101 is tight inclined, now needs all to unclamp the plurality of U-bolt 102, after treating that the sub- housing 101 of saddle is adjusted, then again will
The plurality of U-bolt 102 is fastened on the sub- housing 101 of saddle, so as to consume the substantial amounts of time, therefore, efficiency of construction is relatively low.
However, complicated using the resistance to folder of bracing cable 10 work progress of screw bolt-type, its efficiency of construction is relatively low.
Utility model content
The utility model provides a kind of strain clamp, to improve efficiency of construction.
The utility model embodiment provides a kind of strain clamp, including：
Be provided with least two wedge grooves on housing, the housing, the wedge groove cross section in a ring, at least two wedge
Groove is matched with least two voussoirs, and the wedge groove is used to wear wire, and fixes the wire by the voussoir.
In the embodiment of the utility model one, the strain clamp also includes：
Connecting bolt, the connecting bolt is used to fix the housing and strain insulator.
In the embodiment of the utility model one, at least two wedges groove is uniformly arranged on the housing.
In the embodiment of the utility model one, the wedge groove cross section ovalize.
In the embodiment of the utility model one, the cross section of the wedge groove first end is less than the cross section at the second end.
In the embodiment of the utility model one, the housing includes the first branch and the second branch, first branch
The first end connection of first end and second branch, and with default angle.
In the embodiment of the utility model one, the connecting bolt is arranged on the second end of first branch.
In the embodiment of the utility model one, the wedge groove has through hole, and the voussoir has elastic clamping block, the elasticity
The shape of fixture block matches with the through hole.
In the embodiment of the utility model one, the wedge groove is 2, and the voussoir is 2.
The strain clamp that the utility model embodiment is provided, the strain clamp includes being provided with least two on housing, housing
Individual wedge groove, in a ring, at least two wedge grooves are matched with least two voussoirs for wedge groove cross section, and wedge groove is used to wear wire, and leads to
Cross voussoir and fix wire.As can be seen here, in the utility model embodiment, by arranging at least two wedge grooves on housing, make
Obtaining wire to be fixed can be located at least two wedge grooves, and by arranging two wedges matched with least two wedge grooves
Block so that at least two voussoirs can be inserted respectively at least two matching wedge grooves, so as to pass through this at least two
Individual voussoir compresses wire, and then fixed wire, improves efficiency of construction.
Description of the drawings
In order to be illustrated more clearly that the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the accompanying drawing to be used needed for description of the prior art does one and simply introduces, it should be apparent that, drawings in the following description are
Some embodiments of the present utility model, for those of ordinary skill in the art, in the premise for not paying creative labor
Under, can be with according to these other accompanying drawings of accompanying drawings acquisition.
Fig. 1 is a kind of structural representation of bolt-type strain clamp in prior art；
Fig. 2 is the structural representation of the sub- housing of bolt presses saddle in prior art；
A kind of structural representation of strain clamp that Fig. 3 is provided for the utility model embodiment；
The schematic diagram of the cross section of the wedge groove that Fig. 4 is provided for the utility model embodiment；
A kind of generalized section of voussoir that Fig. 5 is provided for the utility model embodiment；
The structural representation of another kind of strain clamp that Fig. 6 is provided for the utility model embodiment；
The structural representation of another strain clamp that Fig. 7 is provided for the utility model embodiment；
A kind of structural representation of wedge groove that Fig. 8 is provided for the utility model embodiment；
The structural representation of another kind of wedge groove that Fig. 9 is provided for the utility model embodiment；
The structural representation of the wedge groove with through hole that Figure 10 is provided for the utility model embodiment；
The structural representation of the voussoir with elastic clamping block that Figure 11 is provided for the utility model embodiment；
The structural representation that Figure 12 is mutually matched for the wedge groove that the utility model embodiment is provided with voussoir；
The structural representation of another strain clamp that Figure 13 is provided for the utility model embodiment.
Description of reference numerals：
10：Bolt-type strain clamp；
101：The sub- housing of saddle；
102：U-bolt；
30：Strain clamp；
301：Housing；
302：Wedge groove；
3021：Wedge groove first end；
3022：The end of wedge groove second；
3023：Through hole；
303：Voussoir；
3031：Elastic clamping block；
304：First branch；
305：Second branch；
306：Connecting bolt.
Specific embodiment
It is new below in conjunction with this practicality to make purpose, technical scheme and the advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, is clearly and completely described, it is clear that retouched to the technical scheme in the utility model embodiment
The embodiment stated is a part of embodiment of the utility model, rather than the embodiment of whole.Based on the enforcement in the utility model
Example, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made is belonged to
The scope of the utility model protection.
Term " first ", " second ", " the 3rd " in specification and claims of the present utility model and above-mentioned accompanying drawing,
(if present)s such as " the 4 " is the object for distinguishing similar, without being used to describe specific order or precedence.Should
The data that the understanding is so used can be exchanged in the appropriate case, so as to embodiment of the present utility model described herein, example
If being implemented with the order in addition to those for illustrating here or describing.Additionally, term " comprising " and " having " and
Their any deformation, it is intended that covering is non-exclusive to be included, and for example, contains process, the side of series of steps or unit
Method, system, product or equipment are not necessarily limited to those steps clearly listed or unit, but may include clearly not list
Or other steps intrinsic for these processes, method, product or equipment or unit.
At present, during power construction, the connecting wire of bolt-type strain clamp 10 is generally adopted, it is electrically negative so as to realize
The transmission of lotus.Specifically, in work progress, workmen is needed multiple U-bolts tight 102 admittedly in the sub- housing 101 of saddle
On, so as to fixed wire, but, during fixed wire, workmen is needed the horse of the bolt-type strain clamp 10
Saddle housing 101 is vertical, but easily that the sub- housing 101 of saddle is tight partially when U-bolt 102 is fastened, and now needs the plurality of U
Type bolt 102 all unclamps, and after treating that the sub- housing 101 of saddle is adjusted, then again the plurality of U-bolt 102 is fastened on into horse
On saddle housing 101, so as to consume the substantial amounts of time, therefore, efficiency of construction is relatively low.The strain insulator that the utility model embodiment is provided
Wire clamp 30, by arranging at least two wedge grooves 302 on housing 301 so that wire to be fixed can be located at least two
In wedge groove 302, and by the way that at least two voussoirs 303 are inserted respectively at least two wedge grooves 302, so as to pass through voussoir 303
Wire, and then fixed wire are compressed, efficiency of construction is improve.Below, by specific embodiment, the technical scheme of the application is entered
Row is described in detail.
It should be noted that below these specific embodiments can be combined with each other, for same or analogous concept
Or process may be repeated no more in certain embodiments.
A kind of structural representation of strain clamp 30 that Fig. 3 is provided for the utility model embodiment, it is shown in Figure 3,
Certainly, the utility model embodiment is simply illustrated by taking Fig. 3 as an example, is not represented the utility model and is limited only to this.This is resistance to
Bracing cable folder 30 can include：
Be provided with least two wedge grooves 302 on housing 301, housing 301, the cross section of wedge groove 302 in a ring, at least two wedges
Groove 302 is matched with least two voussoirs 303, and wedge groove 302 is used to wear wire, and fixes wire by voussoir 303.
Example, in the utility model embodiment, wedge groove 302 can be arranged directly on housing 301, with housing 301
Integrated setting, in a ring, concrete shown in Figure 4, Fig. 4 is provided for the utility model embodiment for the cross section of wedge groove 302
Wedge groove 302 cross section schematic diagram.Additionally, voussoir 303 can be independently arranged, at least two voussoirs 303 and housing 301
Two wedge grooves 302 be mutually matched, a kind of concrete shown in Figure 5, voussoir that Fig. 5 is provided for the utility model embodiment
303 generalized section.Certainly, the utility model embodiment is simply illustrated by taking Fig. 4 and Fig. 5 as an example, but does not represent this
Utility model is limited only to this.
Optionally, in the utility model embodiment, the quantity of wedge groove 302 can be two, or three, when
So, or four, specifically can be configured according to actual needs, here, the utility model embodiment is not done further
Ground is limited.Additionally, in the utility model embodiment, the quantity of voussoir 303 can be two, or three, certainly,
Can be four, specifically can be configured according to actual needs, it is generally the case that the quantity of voussoir 303 and the number of wedge groove 302
Amount is equal.
Example, in the utility model embodiment, by arranging voussoir 303, its object is to：Can be arranged on shell
Wedge groove 302 on body 301 matches, and by the way that voussoir 303 is inserted in wedge groove 302, so as to wire be compressed, reaches fixation
The purpose of wire.
The strain clamp 30 that the utility model embodiment is provided, the strain clamp 30 includes being set on housing 301, housing 301
At least two wedge grooves 302 are equipped with, in a ring, at least two wedge grooves 302 are matched the cross section of wedge groove 302 with least two voussoirs 303,
Wedge groove 302 is used to wear wire, and fixes wire by voussoir 303.As can be seen here, in the utility model embodiment, pass through
At least two wedge grooves 302 are set on housing 301 so that wire to be fixed can be located at least two wedge grooves 302, and
By arranging two voussoirs 303 matched with least two wedge grooves 302 so that can respectively insert at least two voussoirs 303
Enter at least two matching wedge grooves 302, so as to pass through at least two voussoir 303 wire is compressed, and then fixation is led
Line, improves efficiency of construction.
Based on the corresponding embodiments of Fig. 3, on the basis of the corresponding embodiments of Fig. 3, further, the utility model is implemented
Example additionally provide another kind of strain clamp 30, it is shown in Figure 6, Fig. 6 for the utility model embodiment provide it is another kind of resistance to
The structural representation of bracing cable folder 30, certainly, the utility model embodiment is simply illustrated by taking Fig. 6 as an example, does not represent this reality
This is limited only to new.The strain clamp 30 can also include：
Housing 301 includes the first branch 304 and the second branch 305, the first end of the first branch 304 and the second branch 305
First end connection, and with default angle.
Wherein, predetermined angle can be any value in the range of 40 ° to 65 °.Example, in the utility model embodiment,
First branch 304 can be 15 ° with horizontal angle, the predetermined angle that the second branch 305 can be with horizontal angle
For 45 °, i.e. predetermined angle between the first branch 304 and the second branch 305 is 60 °, and certainly, the utility model embodiment is
Illustrate so that the predetermined angle between the first branch 304 and the second branch 305 is for 60 ° as an example, but it is new not represent this practicality
Type is limited only to this.
Optionally, connecting bolt 306 is arranged on the second end of the first branch 304.Concrete shown in Figure 7, Fig. 7 is this
The structural representation of another strain clamp 30 that utility model embodiment is provided, wherein, connecting bolt 306 is used for fixed shell
301 and strain insulator.
Wherein, strain insulator is a kind of insulator of the tension force for needing and bearing overhead transmission line.
Optionally, at least two wedge grooves 302 are uniformly arranged on housing 301.Optionally, the cross section of wedge groove 302 is in ellipse
Shape.
Example, in the utility model embodiment, at least two wedge grooves 302 can be uniformly arranged on housing 301,
Can be arranged on housing 301 with uneven, the utility model embodiment is simply uniformly arranged on shell with least two wedges groove 302
Illustrate as a example by body 301, but do not represent the utility model and be only uniformly arranged on housing 301 with least two wedge grooves 302
As a example by illustrate, but do not represent the utility model and be limited only to this.
Optionally, in the utility model embodiment, wedge groove 302 is 2, and voussoir 303 is 2, wherein, each wedge groove
302 pairs should have a matching voussoir 303, certainly, in the utility model embodiment, the number of wedge groove 302 and voussoir 303
Amount can also be three, or for four, specifically can be configured according to actual needs, here, the utility model embodiment
Do not do and further limit, it is generally the case that the quantity of voussoir 303 is equal with the quantity of wedge groove 302.The utility model embodiment
Simply illustrate so that the quantity of wedge groove 302 and voussoir 303 is two as an example, but do not represent the utility model and be limited only to
This.
Optionally, cross section of the cross section of wedge groove first end 3021 less than the second end of wedge groove 3022.Example, refer to
Shown in Fig. 8, a kind of structural representation of wedge groove 302 that Fig. 8 is provided for the utility model embodiment；In the utility model embodiment
In, simply illustrate as a example by the cross section by the cross section of wedge groove first end 3021 less than the second end of wedge groove 3022, certainly, wedge
The cross section of groove first end 3021 can also be more than the cross section at the second end of wedge groove 3022, shown in Figure 9, and Fig. 9 is this reality
The structural representation of another kind of wedge groove 302 provided with new embodiment.Certainly, in the utility model embodiment, simply with
Illustrate as a example by Fig. 8 and Fig. 9, but do not represent the utility model and be limited only to this.
Further, wedge groove 302 has through hole 3023, and voussoir 303 has elastic clamping block 3031, the shape of elastic clamping block 3031
Shape matches with through hole 3023.
Example, can be found in shown in Figure 10, Figure 11 and Figure 12.Wherein, the tool that Figure 10 is provided for the utility model embodiment
Have a structural representation of the wedge groove 302 of through hole 3023, Figure 11 for the utility model embodiment provide with elastic clamping block 3031
Voussoir 303 structural representation, the wedge groove 302 that Figure 12 is provided for the utility model embodiment is mutually matched with voussoir 303
Structural representation.In the utility model embodiment, by arranging through hole 3023 on wedge groove 302, its object is to：Due to wedge
There is elastic clamping block 3031 on block 303, and the shape of the elastic clamping block 3031 is so passing through voussoir 303 with by matching
During fixing wire with wedge groove 302, voussoir 303 can be first gradually inserted in wedge groove 302, and in the mistake being gradually inserted
Cheng Zhong, the elastic clamping block 3031 on voussoir 303 can be extruded by the surface of wedge groove 302, and all elastic clamping blocks 3031 are in contraction
State, when the elastic clamping block 3031 is inserted at the through hole 3023 of wedge groove 302, in opened condition with the through hole of wedge groove 302
3023 card and so that voussoir 303 can preferably be fixed together with wedge groove 302, and be not susceptible to loosen, and then realize will lead
Line is preferably fixed.
It is shown in Figure 13 in the utility model embodiment, Figure 13 for the utility model embodiment provide it is another
Plant the structural representation of strain clamp 30.The strain clamp 30 includes being provided with least two wedge grooves on housing 301, housing 301
302, in a ring, at least two wedge grooves 302 are matched the cross section of wedge groove 302 with least two voussoirs 303, and wedge groove 302 is used to wear
Wire, and wire is fixed by voussoir 303.As can be seen here, in the utility model embodiment, by arranging on housing 301
At least two wedge grooves 302 so that wire to be fixed can be located at least two wedge grooves 302, and by by least two
Voussoir 303 is inserted respectively at least two wedge grooves 302, and so as to pass through voussoir 303 wire, and then fixed wire are compressed, and is improved
Efficiency of construction.Additionally, have on through hole 3023, and voussoir 303 elastic clamping block 3031, the bullet by arranging on wedge groove 302
Property fixture block 3031 shape with by matching, so during wire is fixed by voussoir 303 and wedge groove 302, can be with
Voussoir 303 is first gradually inserted in wedge groove 302, and during being gradually inserted, the meeting of elastic clamping block 3031 on voussoir 303
Extruded by the surface of wedge groove 302, all elastic clamping blocks 3031 are in contraction state, treat that the elastic clamping block 3031 is inserted into wedge groove
When at 302 through hole 3023, block with the through hole 3023 of wedge groove 302 in opened condition and so that voussoir 303 can be with wedge groove 302
Preferably it is fixed together, and is not susceptible to loosen, and then realizes preferably fixing wire.
Finally it should be noted that：Various embodiments above is only illustrating the technical solution of the utility model, rather than it is limited
System；Although being described in detail to the utility model with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It still can modify to the technical scheme described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent；And these are changed or are replaced, the essence for not making appropriate technical solution departs from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (9)
1. a kind of strain clamp, it is characterised in that include：
Be provided with least two wedge grooves on housing, the housing, the wedge groove cross section in a ring, at least two wedges groove with
At least two voussoirs are matched, and the wedge groove is used to wear wire, and fixes the wire by the voussoir.
2. strain clamp according to claim 1, it is characterised in that also include：
Connecting bolt, the connecting bolt is used to fix the housing and strain insulator.
3. strain clamp according to claim 1, it is characterised in that at least two wedges groove is uniformly arranged on the shell
On body.
4. strain clamp according to claim 1, it is characterised in that the wedge groove cross section ovalize.
5. strain clamp according to claim 1, it is characterised in that the cross section of the wedge groove first end is less than the second end
Cross section.
6. strain clamp according to claim 2, it is characterised in that the housing includes the first branch and the second branch,
The first end connection of the first end of first branch and second branch, and with default angle.
7. strain clamp according to claim 6, it is characterised in that the connecting bolt is arranged on first branch
Second end.
8. the strain clamp according to any one of claim 1-7, it is characterised in that the wedge groove has through hole, the wedge
Block has elastic clamping block, and the shape of the elastic clamping block matches with the through hole.
9. strain clamp according to claim 1, it is characterised in that the wedge groove is 2, the voussoir is 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621147059.4U CN206164047U (en) | 2016-10-21 | 2016-10-21 | Strain clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621147059.4U CN206164047U (en) | 2016-10-21 | 2016-10-21 | Strain clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206164047U true CN206164047U (en) | 2017-05-10 |
Family
ID=58654673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621147059.4U Active CN206164047U (en) | 2016-10-21 | 2016-10-21 | Strain clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206164047U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109085686A (en) * | 2018-09-28 | 2018-12-25 | 江苏亨通光电股份有限公司 | A kind of strain hardware fitting for flat optical cable |
-
2016
- 2016-10-21 CN CN201621147059.4U patent/CN206164047U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109085686A (en) * | 2018-09-28 | 2018-12-25 | 江苏亨通光电股份有限公司 | A kind of strain hardware fitting for flat optical cable |
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