CN204130992U - Electric wire rising-heat contracting-cold adjuster - Google Patents
Electric wire rising-heat contracting-cold adjuster Download PDFInfo
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- CN204130992U CN204130992U CN201420490312.0U CN201420490312U CN204130992U CN 204130992 U CN204130992 U CN 204130992U CN 201420490312 U CN201420490312 U CN 201420490312U CN 204130992 U CN204130992 U CN 204130992U
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- piston rod
- electric wire
- cylinder body
- piston
- hand member
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Abstract
The utility model relates to wire length adjusting device technical field, is a kind of electric wire rising-heat contracting-cold adjuster; It comprises adjustment cylinder body, piston, piston rod, hinged seat and connection lever; In adjustment cylinder body, be provided with the piston that can move left and right, form the sap cavity of sealing between the left end of piston and the inside right-hand member of adjustment cylinder body, in sap cavity, be filled with mercury, the right-hand member of piston is installed with piston rod, and the right-hand member of piston rod is positioned at and regulates outside cylinder body; At least one hinged seat is installed with regulating outer end, the right side circumference of cylinder body.The utility model reasonable and compact in structure, easy to use; Utilizing the characteristic of expanding with heat and contract with cold and the lever principle of mercury, when summer, electric wire heat rose, by connecting lever, electric wire can be strained, the metallic sheath of protection electric wire and outside thereof; In the winter time during electric wire shrinkage, length compensation can be carried out by connecting lever to electric wire, preventing from, because electric wire tension causes fracture, avoiding the generation of accident.
Description
Technical field
the utility model relates to wire length adjusting device technical field, is a kind of electric wire rising-heat contracting-cold adjuster.
Background technology
electric wire is the wire in order to delivered current; In daily life, the phenomenon that can expand with heat and contract with cold by the impact and occurring of ambient temperature of electric wire; The core of cable can produce very large mechanical force because expand with heat and contract with cold, and when heat rises, electric wire can extend, and during shrinkage, cable can shorten; This just causes electric wire when summer, and electric wire heat rises, downward sag in the middle part of it; As sag is excessive, can flexural deformation be produced, unfavorable to the metallic sheath of electric wire like this; Time in the winter time, electric wire shrinkage, can cross tensile force not because of electric wire, and occur that the accident that electric wire ruptures occurs, and affects the normal power supply of resident.
Summary of the invention
the utility model provides a kind of electric wire rising-heat contracting-cold adjuster, overcomes the deficiency of above-mentioned prior art, and it effectively can solve electric wire and be out of shape because of heat expansion, causes the metallic sheath of electric wire to damage; And electric wire is because of shrinkage, cause the problem that electric wire ruptures.
the technical solution of the utility model is realized by following measures: a kind of electric wire rising-heat contracting-cold adjuster, comprises and regulates cylinder body, piston, piston rod, hinged seat and connection lever; In adjustment cylinder body, be provided with the piston that can move left and right, form the sap cavity of sealing between the left end of piston and the inside right-hand member of adjustment cylinder body, in sap cavity, be filled with mercury, the right-hand member of piston is installed with piston rod, and the right-hand member of piston rod is positioned at and regulates outside cylinder body; Regulating outer end, the right side circumference of cylinder body to be installed with at least one hinged seat, hingedly on hinged seat be provided with connection lever, the inner connecting lever is installed on the piston rod.
here is the further optimization and/or improvements to above-mentioned utility model technical scheme:
adjustment cylinder body on the left of above-mentioned sap cavity there is the liquid injecting mouth communicated with sap cavity, on the left of adjustment cylinder body, liquid injecting mouth is installed with removable sealing buckle closure.
the outer end of above-mentioned connection lever can be fixed with wiring hook respectively.
the rear end of above-mentioned adjustment cylinder body can be fixed with mounting seat, is installed with connecting bottom board corresponding up and down respectively, connecting bottom board is respectively equipped with connecting hole in the left side of mounting seat and right side.
the inner of above-mentioned connection lever can be fixed with piston rod coupling hook, and the piston rod right-hand member corresponding with piston rod coupling hook is fixed with shackle, and piston rod coupling hook is hung in shackle.
the outer end, right side of above-mentioned adjustment cylinder body can be installed with two hinged seats by circumference, hingedly on two hinged seats is provided with two and connects levers, and two connect the inners of levers and are arranged on inner piston rod.
the utility model reasonable and compact in structure, easy to use; Utilizing the characteristic of expanding with heat and contract with cold and the lever principle of mercury, when summer, electric wire heat rose, by connecting lever, electric wire can be strained, the metallic sheath of protection electric wire and outside thereof; In the winter time during electric wire shrinkage, length compensation can be carried out by connecting lever to electric wire, preventing from, because electric wire tension causes fracture, avoiding the generation of accident.
Accompanying drawing explanation
accompanying drawing 1 is the sectional structure schematic diagram of the utility model most preferred embodiment.
coding in accompanying drawing is respectively: 1 for regulating cylinder body, and 2 is piston, and 3 is piston rod, and 4 is hinged seat, and 5 for connecting lever, and 6 is wiring hook, and 7 is connecting bottom board, and 8 is connecting hole, and 9 is piston rod coupling hook, and 10 is shackle, and 11 is liquid injecting mouth, and 12 is sealing buckle closure.
Embodiment
the utility model by the restriction of following embodiment, can not determine concrete execution mode according to the technical solution of the utility model and actual conditions.
in the utility model, for convenience of description, the description of the relative position relation of each parts is all be described according to the Butut mode of Figure of description 1, as: the position relationship of upper and lower, left and right etc. determines according to the Butut direction of Figure of description 1.
below in conjunction with embodiment and accompanying drawing, the utility model is further described:
as shown in Figure 1, this electric wire rising-heat contracting-cold adjuster comprises adjustment cylinder body 1, piston 2, piston rod 3, hinged seat 4 and is connected lever 5; In adjustment cylinder body 1, the piston 2 that can move left and right is installed, the sap cavity 13 of sealing is formed between the left end of piston 2 and the inside right-hand member of adjustment cylinder body 1, in sap cavity 13, be filled with mercury, the right-hand member of piston 2 is installed with piston rod 3, and the right-hand member of piston rod 3 is positioned at and regulates outside cylinder body 1; Regulating outer end, the right side circumference of cylinder body 1 to be installed with at least one hinged seat 4, on hinged seat 4, hinged being provided with connects lever 5, and the inner connecting lever 5 is arranged on piston rod 3.During installation, be fixedly mounted on the cable rack of electric wire both sides by adjustment cylinder body 1, the two ends of electric wire are connected with connection lever 5 outer end of both sides respectively; According to the physical characteristic of mercury, mercury expands with heat and contract with cold larger compared with the variable quantity of other solid metallics; When summer, because temperature is high, mercury heat rises, and while piston 2 and piston rod 3 are pushed out, is with the inner of the lever 5 that is dynamically connected to move right left, due to lever principle, the outer end connecting lever 5 is moved to the left, and the electric wire tension of rising elongated by heat, prevents because electric wire heat rises and cause sag excessive, protection electric wire and metallic sheath thereof, improve the useful life of electric wire; Time in the winter time, because temperature is low, mercury shrinkage, while piston 2 and piston rod 3 are pulled, the inner of the lever 5 that is dynamically connected is with to be moved to the left, due to lever principle to the right, the outer end connecting lever 5 moves right, length compensation is carried out to the electric wire of shrinkage, prevents from, because electric wire tension causes fracture, avoiding the generation of the loss of power accident; The utility model can arrange multiple hinged seat 4 according to wiring amount and be connected lever 5, practical.
according to actual needs, said wires rising-heat contracting-cold adjuster can be made further optimization and/or improvements:
as shown in Figure 1, the adjustment cylinder body 1 on the left of sap cavity 13 there is the liquid injecting mouth 11 communicated with sap cavity 13, the liquid injecting mouth 11 on the left of adjustment cylinder body 1 is installed with removable sealing buckle closure 12.Because mercury is heavy metal, volatile, there is certain toxicity; For can safety mercury is injected in sap cavity 13, adjustment cylinder body 1 is provided with liquid injecting mouth 11, and mercury can inject sap cavity 13 by liquid injecting mouth 11, then with sealing buckle closure 12 fastening sealing.
as shown in Figure 1, wiring hook 6 is fixed with respectively in the outer end connecting lever 5.The end of electric wire can hang on wiring hook 6, convenient connection.
as shown in Figure 1, regulating the rear end of cylinder body 1 to be fixed with mounting seat, being installed with connecting bottom board 7 corresponding up and down in the left side of mounting seat and right side respectively, connecting bottom board 7 is respectively equipped with connecting hole 8.By connecting bottom board 7 and connecting hole 8, connecting bolt or attaching nut can be adopted to be fixed on cable rack by adjustment cylinder body 1, easy accessibility.
as shown in Figure 1, be fixed with piston rod coupling hook 9 in the inner connecting lever 5, piston rod 3 right-hand member corresponding with piston rod coupling hook 9 is fixed with shackle 10, and piston rod coupling hook 9 is hung in shackle 10.Connect lever 5 after long-term use, can bend, can fracture time serious; For trouble-saving generation in advance, regular inspection and replacing are wanted to connection lever 5, can dismounting be convenient to like this, easy to maintenance.
as shown in Figure 1, regulating outer end, the right side circumference of cylinder body 1 to be installed with two hinged seats 4, on two hinged seats 4, hinged the inners being provided with two connection 5, two, levers connection levers 5 are arranged on inner piston rod 3.
above technical characteristic constitutes most preferred embodiment of the present utility model, and it has stronger adaptability and best implementation result, can increase and decrease non-essential technical characteristic according to actual needs, meet the demand of different situations.
Claims (10)
1. an electric wire rising-heat contracting-cold adjuster, is characterized in that comprising adjustment cylinder body, piston, piston rod, hinged seat and connection lever; In adjustment cylinder body, be provided with the piston that can move left and right, form the sap cavity of sealing between the left end of piston and the inside right-hand member of adjustment cylinder body, in sap cavity, be filled with mercury, the right-hand member of piston is installed with piston rod, and the right-hand member of piston rod is positioned at and regulates outside cylinder body; Regulating outer end, the right side circumference of cylinder body to be installed with at least one hinged seat, hingedly on hinged seat be provided with connection lever, the inner connecting lever is installed on the piston rod.
2. electric wire rising-heat contracting-cold adjuster according to claim 1, is characterized in that the adjustment cylinder body on the left of sap cavity has the liquid injecting mouth communicated with sap cavity, on the left of adjustment cylinder body, liquid injecting mouth is installed with removable sealing buckle closure.
3. electric wire rising-heat contracting-cold adjuster according to claim 1 and 2, the outer end that it is characterized in that connecting lever is fixed with wiring hook respectively.
4. electric wire rising-heat contracting-cold adjuster according to claim 1 and 2, it is characterized in that regulating the rear end of cylinder body to be fixed with mounting seat, be installed with connecting bottom board corresponding up and down in the left side of mounting seat and right side respectively, connecting bottom board is respectively equipped with connecting hole.
5. electric wire rising-heat contracting-cold adjuster according to claim 3, it is characterized in that regulating the rear end of cylinder body to be fixed with mounting seat, be installed with connecting bottom board corresponding up and down in the left side of mounting seat and right side respectively, connecting bottom board is respectively equipped with connecting hole.
6. electric wire rising-heat contracting-cold adjuster according to claim 1 and 2, it is characterized in that the inner connecting lever is fixed with piston rod coupling hook, the piston rod right-hand member corresponding with piston rod coupling hook is fixed with shackle, and piston rod coupling hook is hung in shackle.
7. electric wire rising-heat contracting-cold adjuster according to claim 3, it is characterized in that the inner connecting lever is fixed with piston rod coupling hook, the piston rod right-hand member corresponding with piston rod coupling hook is fixed with shackle, and piston rod coupling hook is hung in shackle.
8. electric wire rising-heat contracting-cold adjuster according to claim 4, it is characterized in that the inner connecting lever is fixed with piston rod coupling hook, the piston rod right-hand member corresponding with piston rod coupling hook is fixed with shackle, and piston rod coupling hook is hung in shackle.
9. electric wire rising-heat contracting-cold adjuster according to claim 5, it is characterized in that the inner connecting lever is fixed with piston rod coupling hook, the piston rod right-hand member corresponding with piston rod coupling hook is fixed with shackle, and piston rod coupling hook is hung in shackle.
10. electric wire rising-heat contracting-cold adjuster according to claim 9, it is characterized in that regulating outer end, the right side circumference of cylinder body to be installed with two hinged seats, hingedly on two hinged seats be provided with two and connect levers, two connect the inners of levers and are arranged on inner piston rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420490312.0U CN204130992U (en) | 2014-08-28 | 2014-08-28 | Electric wire rising-heat contracting-cold adjuster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420490312.0U CN204130992U (en) | 2014-08-28 | 2014-08-28 | Electric wire rising-heat contracting-cold adjuster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204130992U true CN204130992U (en) | 2015-01-28 |
Family
ID=52387313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420490312.0U Expired - Fee Related CN204130992U (en) | 2014-08-28 | 2014-08-28 | Electric wire rising-heat contracting-cold adjuster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204130992U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108258637A (en) * | 2016-12-29 | 2018-07-06 | 枣庄度秘信息科技有限公司 | A kind of adjustable for height cable trough with pulling force cable |
| CN110504513A (en) * | 2019-08-28 | 2019-11-26 | 胡银松 | Ceramic filter is used in a kind of 5G communication |
-
2014
- 2014-08-28 CN CN201420490312.0U patent/CN204130992U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108258637A (en) * | 2016-12-29 | 2018-07-06 | 枣庄度秘信息科技有限公司 | A kind of adjustable for height cable trough with pulling force cable |
| CN110504513A (en) * | 2019-08-28 | 2019-11-26 | 胡银松 | Ceramic filter is used in a kind of 5G communication |
| CN110504513B (en) * | 2019-08-28 | 2020-12-29 | 南京华脉科技股份有限公司 | Ceramic filter for 5G communication |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150128 Termination date: 20170828 |