CN203456317U - Rainproof insulating rod and brake pull rod containing the same - Google Patents
Rainproof insulating rod and brake pull rod containing the same Download PDFInfo
- Publication number
- CN203456317U CN203456317U CN201320603945.3U CN201320603945U CN203456317U CN 203456317 U CN203456317 U CN 203456317U CN 201320603945 U CN201320603945 U CN 201320603945U CN 203456317 U CN203456317 U CN 203456317U
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- Prior art keywords
- shielding portion
- installation sleeve
- rod
- insulating bar
- tightly connected
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- Expired - Lifetime
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- 238000009434 installation Methods 0.000 claims abstract description 84
- 238000009413 insulation Methods 0.000 claims description 42
- 239000013536 elastomeric material Substances 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 3
- 208000004141 microcephaly Diseases 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000001035 drying Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
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Abstract
The utility model provides a rainproof insulating rod and a brake pull rod containing the same. The insulating rod comprises an insulating rod body and a rain cover sleeved on the insulating rod body. The rain cover includes an upper installation sleeve and a lower installation sleeve which are hermetically sleeved around the insulating rod body and arranged with an interval in between; and a shielding part wrapping the part of the insulating rod between the upper installation sleeve and the lower installation sleeve. The upper end and the lower end of the shielding part are hermetically connected with the upper and the lower installation sleeves respectively, so that the shielding part hermetically wraps the part of the insulating rod. The insulating rod can improve safety of live working in rainy and snowy days for operators.
Description
Technical field
The utility model relates to power supply engineering field, in particular to a kind of rainproof insulating bar and have its brake pull-rod.
Background technology
At present, high-tension line mostly is the smooth body of rod with the insulation body of rod on brake pull-rod, at overcast and rainy wet weather, the outer wall water smoke that easily drenched or condense of the insulation body of rod, thereby the outer wall of the body of rod that makes to insulate is charged, during the live line working such as operating personnel operate a switch, easily operating personnel's personal safety is damaged.
In prior art, at sleety weather, adopt the umbrella shape rain cover body of rod that prevents from insulating to be drenched, but will insulate body of rod traverse or dismounting time, the bar section that is positioned at the insulation body of rod below rain cover is partly easily soaked, and does not have due insulation effect, has potential safety hazard; On the other hand, the rain cover of prior art adopts rigid plastics, and during improper use, rain cover is yielding or break.Utility model content
The utility model aims to provide a kind of rainproof insulating bar and has its brake pull-rod, can improve operating personnel and in sleet sky, carry out the fail safe of live line working.
To achieve these goals, according to an aspect of the present utility model, provide a kind of rainproof insulating bar, comprised the insulation body of rod and be set in the rain cover of insulation on the body of rod, rain cover comprises: upper installation sleeve, is set in the periphery of the insulation body of rod hermetically; Lower installation sleeve, is set in the periphery of the insulation body of rod, the setting of upper installation sleeve and lower installation sleeve interval hermetically; Shielding portion, shielding portion covers at the bar section periphery of the insulation body of rod between installation sleeve and lower installation sleeve, and the upper end of shielding portion and upper installation sleeve are tightly connected, and the lower end of shielding portion and lower installation sleeve are tightly connected and establish bar section so that shielding portion covers hermetically.
Further, shielding portion comprises: upper shielding portion, and the upper end of upper shielding portion and upper installation sleeve are tightly connected, and the periphery of upper shielding portion is provided with the outer of ，Qie shirt rim, downward and outward extending shirt rim higher than the end face of the lower end of upper shielding portion; Lower shielding portion, the upper end of lower shielding portion is sheathed on the lower end periphery of shielding portion, and the upper end end face of lower shielding portion is higher than the outer of shirt rim, and the lower end of lower shielding portion and lower installation sleeve are tightly connected.
Further, upper shielding portion comprises from top to bottom coaxial a plurality of the first loudspeaker sections that connect successively, wherein the stub end of the first loudspeaker section bottom arranges upward, the little head end of remaining the first loudspeaker section arranges upward, and little head end and the upper installation sleeve of the first loudspeaker section are topmost tightly connected, the microcephaly of the first loudspeaker section bottom holds the lower end that forms shielding portion, and the stub end of the first loudspeaker section adjacent with the first loudspeaker section bottom forms shirt rim.
Further, lower shielding portion is the second loudspeaker section, and the little head end of the second loudspeaker section and lower installation sleeve are tightly connected, and the stub end of the second loudspeaker section is sheathed on the periphery of the little head end of the first loudspeaker section bottom.
Further, shielding portion comprises shield ring, and the upper end of shield ring and upper installation sleeve are tightly connected, and the lower end of shield ring and lower installation sleeve are tightly connected.
Further, shielding portion also comprises the expansion segment to downward-extension that is positioned at shield ring bottom and is wholely set with shield ring, and expansion segment increases gradually and arranges with respect to lower installation sleeve diameter.
Further, upper installation sleeve and lower installation sleeve are made by elastomeric material, and/or shielding portion is made by elastomeric material.
Further, upper installation sleeve and/or lower installation sleeve are fixedly connected with the insulation body of rod by the mode of shrinkage.
According to another aspect of the present utility model, a kind of brake pull-rod for transmission line is provided, brake pull-rod comprises rainproof insulating bar, rainproof insulating bar is aforesaid rainproof insulating bar.
Application the technical solution of the utility model, owing to thering is upper installation sleeve, lower installation sleeve and shielding portion, upper installation sleeve and lower installation sleeve are set in the periphery of the insulation body of rod hermetically, the upper end of shielding portion and upper installation sleeve are tightly connected, the lower end of shielding portion and lower installation sleeve are tightly connected, shielding portion covers at the bar section periphery of the insulation body of rod between installation sleeve and lower installation sleeve, the bar section of the insulation body of rod can be arranged in shielding portion hermetically to keep this bar section in drying regime, guarantee the to insulate insulation property of the body of rod, therefore can improve operating personnel carries out the fail safe of live line working in sleet sky.
Accompanying drawing explanation
The Figure of description that forms the application's a part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 shows according to the structural representation of the rainproof insulating bar of the utility model embodiment;
Fig. 2 shows according to the structural representation of the rain cover of the rainproof insulating bar of the utility model alternate embodiment.
Embodiment
It should be noted that, in the situation that not conflicting, embodiment and the feature in embodiment in the application can combine mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the utility model in detail.
As shown in Figure 1, the rainproof insulating bar of the utility model embodiment comprises the insulation body of rod 2 and is set in the rain cover 1 on the insulation body of rod 2.Rain cover 1 comprises installation sleeve 11, lower installation sleeve 12 and shielding portion 13.
Wherein, upper installation sleeve 11 is set in the periphery of the insulation body of rod 2 hermetically; Lower installation sleeve 12 is set in the periphery of the insulation body of rod 2 hermetically, and upper installation sleeve 11 arranges with lower installation sleeve 12 intervals.Shielding portion 13 covers at the bar section periphery of the insulation body of rod 2 between installation sleeve 11 and lower installation sleeve 12, the upper end of shielding portion 13 and upper installation sleeve 11 are tightly connected, and the lower end of shielding portion 13 and lower installation sleeve 12 are tightly connected and establish above-mentioned bar section so that shielding portion 13 covers hermetically.
By above-mentioned setting, when this rain cover 1 supports the use with the insulation body of rod 2, the part bar section of the insulation body of rod 2 can be arranged at shielding portion 13 inside hermetically to keep this bar section in drying regime, even if other position of the insulation body of rod 2 is drenched, insulation body of rod integral body can be not charged yet, thereby guarantee the insulation property of rainproof insulating bar, therefore can improve operating personnel carries out the fail safe of live line working in sleet sky.
In the present embodiment, particularly, upper installation sleeve 11 has upper installing hole, and lower installation sleeve 12 has lower installing hole.Wherein, the diameter of upper installing hole, lower installing hole is all sealed and matched with the external diameter of the insulation body of rod 2.In above-mentioned setting, when preventing the rainy day, rainwater enters the bar section of the insulation body of rod of shielding portion 13 inside.
As shown in Figure 1, in embodiment of the present utility model, the upper end of the insulation body of rod 2 has operating head.Operating personnel utilize this operating head to the live line working such as operate a switch of outdoor high-tension apparatus.
As shown in Figure 1, in embodiment of the present utility model, shielding portion 13 comprises shielding portion 131 and lower shielding portion 132.The structure that shielding portion 13 adopts above-mentioned split to arrange, can be convenient to installation and removal.
Wherein, the upper end of upper shielding portion 131 and upper installation sleeve 11 are tightly connected, and the periphery of upper shielding portion 131 is provided with the outer of ，Qie shirt rim, downward and outward extending shirt rim higher than the end face of the lower end of upper shielding portion 131.The upper end of lower shielding portion 132 is sheathed on the lower end periphery of shielding portion 131, and the upper end end face of lower shielding portion 132 is higher than the outer of shirt rim, and the lower end of lower shielding portion 132 and lower installation sleeve 12 are tightly connected.
In embodiment of the present utility model, preferably, upper shielding portion 131 comprises from top to bottom coaxial a plurality of the first loudspeaker sections that connect successively.
Wherein, the stub end that is positioned at the first loudspeaker section 1312 bottom arranges upward, the little head end of remaining the first loudspeaker section arranges upward, and little head end and the upper installation sleeve 11 of the first loudspeaker section 1311 are topmost tightly connected, the microcephaly of the first loudspeaker section 1312 bottom holds the lower end that forms shielding portion 131, and the stub end of the first loudspeaker section adjacent with the first loudspeaker section bottom forms the shirt rim of upper shielding portion 131.
As shown in Figure 2, preferably, lower shielding portion 132 is the second loudspeaker section.The little head end of the second loudspeaker section and lower installation sleeve 12 are tightly connected, and the stub end of the second loudspeaker section is sheathed on the periphery of the little head end of the first loudspeaker section bottom.
By above-mentioned setting, when the rainproof insulating bar shown in Fig. 1 is during in inversion state (with the direction of the inverted configuration shown in Fig. 1), between the shirt rim of upper shielding portion 131 and the first loudspeaker section 1312 bottom, form counterflow-preventing portion, during the rainy day, when the stub end of the second loudspeaker section as lower shielding portion 132 covers at the periphery of little head end of the first loudspeaker section bottom, the end face of the stub end of the second loudspeaker section contacts with the liquid that is positioned at counterflow-preventing portion and forms liquid sealing, prevent that the impurity such as rainwater from entering in the annular seal space of shielding portion 131 and 132 formation of lower shielding portion, thereby guarantee the insulation property of rainproof insulating bar, therefore can improve operating personnel carries out the fail safe of live line working in sleet sky.
In order to strengthen water-resistant performance, can be as required on the insulation body of rod 2 sheathed a plurality of spaced rain covers 1.Wherein, the volume of a plurality of rain covers can be different.
Fig. 2 shows the structural representation of the rain cover of the utility model alternate embodiment.As shown in Figure 2, in alternate embodiment of the present utility model, shielding portion 13 comprises shield ring.The upper end of shield ring and upper installation sleeve 11 are tightly connected, and the lower end of shield ring and lower installation sleeve 12 are tightly connected.
As shown in Figure 2, in alternate embodiment of the present utility model, preferably, shielding portion also comprises the expansion segment to downward-extension that is positioned at shield ring bottom and is wholely set with shield ring.Expansion segment increases gradually and arranges with respect to lower installation sleeve 12 diameters.Particularly, expansion segment has horn opening, and this horn opening is towards the one end away from lower installation sleeve 12.
By above-mentioned setting, can be convenient to the globule and flow down along expansion segment, prevent that water from flowing into the inside of shielding portion 13, guarantee to be positioned at bar section dry of the insulation body of rod 2 of shielding portion 13.
In the present embodiment, rain cover is preferably made by elastomeric material.In a preferred embodiment, the upper installation sleeve 11 of rain cover and/or lower installation sleeve 12 are fixedly connected with the insulation body of rod 2 by the mode of shrinkage.
In above-mentioned setting, the elasticity of rain cover is better, and no matter, in the environment of heat expansion or shrinkage, the upper installation sleeve 11 of rain cover and/or lower installation sleeve 12 can be sealed and matched with the insulation body of rod 2, thereby strengthen water-resistant performance.Further, the shielding portion 13 of rain cover adopts elastomeric material to make, and is difficult for deforming or breaking, thereby increases the service life.
The utility model also provides a kind of brake pull-rod for transmission line, and this brake pull-rod comprises rainproof insulating bar, and rainproof insulating bar is aforesaid rainproof insulating bar.
From above description, can find out, embodiment of the present utility model has realized following technique effect: owing to having upper installation sleeve, lower installation sleeve and shielding portion, upper installation sleeve and lower installation sleeve are set in the periphery of the insulation body of rod hermetically, the upper end of shielding portion and upper installation sleeve are tightly connected, the lower end of shielding portion and lower installation sleeve are tightly connected, shielding portion covers at the bar section periphery of the insulation body of rod between installation sleeve and lower installation sleeve, the bar section of the insulation body of rod can be arranged in shielding portion hermetically to keep this bar section in drying regime, guarantee the to insulate insulation property of the body of rod, therefore can improve operating personnel carries out the fail safe of live line working in sleet sky.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection range of the present utility model.
Claims (9)
1. a rainproof insulating bar, comprises the insulation body of rod (2) and is set in the rain cover (1) on the described insulation body of rod, and it is characterized in that, described rain cover (1) comprising:
Upper installation sleeve (11), is set in the periphery of the described insulation body of rod (2) hermetically;
Lower installation sleeve (12), is set in the periphery of the described insulation body of rod (2) hermetically, and described upper installation sleeve (11) arranges with described lower installation sleeve (12) interval;
Shielding portion (13), described shielding portion (13) covers at the bar section periphery of the described insulation body of rod (2) between described upper installation sleeve (11) and described lower installation sleeve (12), the upper end of described shielding portion (13) and described upper installation sleeve (11) are tightly connected, and the lower end of described shielding portion (13) and described lower installation sleeve (12) are tightly connected and establish described bar section so that described shielding portion (13) covers hermetically.
2. rainproof insulating bar according to claim 1, is characterized in that, described shielding portion (13) comprising:
Upper shielding portion (131), the upper end of described upper shielding portion (131) and described upper installation sleeve (11) are tightly connected, the periphery of described upper shielding portion (131) is provided with downward and outward extending shirt rim, and the outer of described shirt rim is higher than the end face of the lower end of described upper shielding portion (131);
Lower shielding portion (132), the upper end of described lower shielding portion (132) is sheathed on the lower end periphery of described upper shielding portion (131), and the upper end end face of described lower shielding portion (132) is higher than the outer of described shirt rim, and the lower end of described lower shielding portion (132) and described lower installation sleeve (12) are tightly connected.
3. rainproof insulating bar according to claim 2, it is characterized in that, described upper shielding portion (131) comprises from top to bottom coaxial a plurality of the first loudspeaker sections that connect successively, wherein the stub end of the first loudspeaker section (1312) bottom arranges upward, the little head end of remaining the first loudspeaker section arranges upward, and little head end and the described upper installation sleeve (11) of the first loudspeaker section (1311) are topmost tightly connected, the microcephaly of the first loudspeaker section (1312) bottom holds the lower end that forms described upper shielding portion (131), the stub end of the first loudspeaker section adjacent with the first loudspeaker section bottom forms described shirt rim.
4. rainproof insulating bar according to claim 3, it is characterized in that, described lower shielding portion (132) is the second loudspeaker section, the little head end of described the second loudspeaker section and described lower installation sleeve (12) are tightly connected, and the stub end of described the second loudspeaker section is sheathed on the periphery of the little head end of described the first loudspeaker section bottom.
5. rainproof insulating bar according to claim 1, it is characterized in that, described shielding portion (13) comprises shield ring, and the upper end of described shield ring and described upper installation sleeve (11) are tightly connected, and the lower end of described shield ring and described lower installation sleeve (12) are tightly connected.
6. rainproof insulating bar according to claim 5, it is characterized in that, described shielding portion (13) also comprises the expansion segment to downward-extension that is positioned at described shield ring bottom and is wholely set with described shield ring, and described expansion segment increases gradually and arranges with respect to described lower installation sleeve (12) diameter.
7. according to the rainproof insulating bar described in any one in claim 1 to 6, it is characterized in that, described upper installation sleeve (11) and described lower installation sleeve (12) are made by elastomeric material, and/or described shielding portion (13) is made by elastomeric material.
8. according to the rainproof insulating bar described in any one in claim 1 to 6, it is characterized in that, described upper installation sleeve (11) and/or described lower installation sleeve (12) are fixedly connected with the described insulation body of rod (2) by the mode of shrinkage.
9. for a brake pull-rod for transmission line, described brake pull-rod comprises rainproof insulating bar, it is characterized in that, described rainproof insulating bar is according to the rainproof insulating bar described in any one in claim 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320603945.3U CN203456317U (en) | 2013-09-27 | 2013-09-27 | Rainproof insulating rod and brake pull rod containing the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320603945.3U CN203456317U (en) | 2013-09-27 | 2013-09-27 | Rainproof insulating rod and brake pull rod containing the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203456317U true CN203456317U (en) | 2014-02-26 |
Family
ID=50136175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320603945.3U Expired - Lifetime CN203456317U (en) | 2013-09-27 | 2013-09-27 | Rainproof insulating rod and brake pull rod containing the same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203456317U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104517749A (en) * | 2013-09-27 | 2015-04-15 | 国家电网公司 | Rainproof insulating rod and brake pull-rod with same |
| CN108091501A (en) * | 2017-12-22 | 2018-05-29 | 国网河北省电力有限公司安平县供电分公司 | A kind of high-tension line brake pull-rod |
| CN109473299A (en) * | 2018-11-01 | 2019-03-15 | 广东电网有限责任公司 | A kind of adjustable rain cover |
| CN110581033A (en) * | 2019-10-11 | 2019-12-17 | 国家电网有限公司 | Combined insulating operating rod |
-
2013
- 2013-09-27 CN CN201320603945.3U patent/CN203456317U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104517749A (en) * | 2013-09-27 | 2015-04-15 | 国家电网公司 | Rainproof insulating rod and brake pull-rod with same |
| CN104517749B (en) * | 2013-09-27 | 2016-08-24 | 国家电网公司 | Rainproof insulating bar and there is its brake pull-rod |
| CN108091501A (en) * | 2017-12-22 | 2018-05-29 | 国网河北省电力有限公司安平县供电分公司 | A kind of high-tension line brake pull-rod |
| CN109473299A (en) * | 2018-11-01 | 2019-03-15 | 广东电网有限责任公司 | A kind of adjustable rain cover |
| CN109473299B (en) * | 2018-11-01 | 2024-05-03 | 广东电网有限责任公司 | Adjustable rain-proof cover |
| CN110581033A (en) * | 2019-10-11 | 2019-12-17 | 国家电网有限公司 | Combined insulating operating rod |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140226 Effective date of abandoning: 20160824 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |