CN107394727B - Locking mechanism triggered by shifting piece and using method thereof - Google Patents
Locking mechanism triggered by shifting piece and using method thereof Download PDFInfo
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- CN107394727B CN107394727B CN201710835009.8A CN201710835009A CN107394727B CN 107394727 B CN107394727 B CN 107394727B CN 201710835009 A CN201710835009 A CN 201710835009A CN 107394727 B CN107394727 B CN 107394727B
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- spring
- movable baffle
- locking
- base
- hook
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
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- Electric Cable Installation (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The invention relates to a locking mechanism triggered by a shifting block and a using method thereof. The invention has the characteristics of rapidness, stability, safety and the like, improves the installation efficiency, avoids potential safety hazard caused by high-altitude operation and economic loss caused by high-voltage power failure, ensures the convenience of equipment installation and the safety of installation constructors, is suitable for power transmission lines in various complex environments, can be used for installing other similar devices, and has good compatibility.
Description
Technical Field
The invention belongs to the technical field of rapid installation of equipment, and particularly relates to a locking mechanism triggered by a shifting piece and a using method thereof.
Background
In recent years, as the national economy continues to increase, the urban and rural electricity consumption is increased dramatically, and the phenomenon that the line power supply load is operated near or beyond the limit during the peak period of electricity utilization occurs. Along with the line high load operation is more and more common, transmission line wire connection joint high temperature, the tie point can slow annealing and ageing when moving under high temperature, makes its intensity loss, and intensity loss increases along with the increase of fastener temperature and time, and intermittent heating has the accumulative effect to intensity loss. Due to poor connection of the lead, disconnection accidents caused by overhigh temperature of the connection point occur. The line breaking accident is the most harmful accident in various accidents of the power grid due to the large damage range.
In order to overcome the defects in the prior art, the wire clamp temperature monitoring device is produced at the same time. This kind of device need install temperature rise monitoring probe in wire clamp department, need install when the circuit has a power failure, generally adopts the screw fastening mode, and the installation window is short in term, is difficult to arrange the operation that has a power failure during the circuit high load, has increased the accident hidden danger.
At present, the installation fixing method of a high-voltage line clamp temperature monitoring device (temperature measuring device) is carried out under the power failure state, installation constructors need to climb to the fixed temperature measuring device of the clamp position of a strain tower, and the installation mode mainly has the following defects:
1. because the temperature measuring device is generally fixed on a wire clamp of a transmission line of 110KV and above, installation constructors need to climb onto a strain tower for construction, the danger of falling from high altitude is probably caused by the higher installation height, and the personal safety of the workers is threatened;
2. the temperature measuring device is fixed on a screw at the joint of the wire clamp by a worker through the fixing clamping piece, so that the connection of the wire clamp is likely to be loosened, and potential safety hazards are caused; if the temperature measuring device is not firmly fixed, the temperature measuring device falls from high altitude, and the result is unimaginable;
3. the current installation mode is carried out under the power failure state, and in consideration of immeasurable economic loss caused by high-voltage power failure, a power supply company generally has no power failure plan within one year or only has power failure maintenance at the end of the year, so that the scheduled construction can not be carried out, and even the construction can not be carried out.
The problem that exposes in the installation of current high-voltage line fastener temperature monitoring device is above-mentioned, can't solve through original mode, can not satisfy the requirement of high-voltage line safe operation.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a locking mechanism which is convenient to install and is triggered by a shifting piece and a using method thereof. The temperature rise monitoring probe is innovatively designed in structure, under the condition that a circuit is not powered off, the temperature rise monitoring probe is remotely installed in a fishing mode through the insulating rod, a rapid fastening and fixing mode of spring clamping is adopted, a mode of manual screw fixing of an installation point is avoided, and the problem of electrified installation is solved.
The utility model provides a locking mechanism who triggers through plectrum, locking mechanism includes base, support, locking spring, spring pothook, adjustable fender, reset spring, plectrum, spring axle and auxiliary device, the support is installed to base one end, and the base other end is equipped with auxiliary device, spring axle, adjustable fender install respectively on the support, adjustable fender passes through the plectrum and links to each other with reset spring, reset spring installs between plectrum and base, locking spring, spring pothook pass through the spring axle and link to each other with the support.
After the locking spring is opened to a certain angle, the movable baffle is automatically embedded into the spring hook under the action of the return spring, so that the locking spring is kept in an open state; when the shifting sheet drives the movable baffle to be separated from the spring hook under the action of external force, the locking spring is triggered to rotate and close, and the locking mechanism is tightly held on a triggered object, so that the fixed installation is completed.
The mechanism has the characteristics of rapidness, stability, safety and the like when being installed, the installation efficiency is improved, and potential safety hazards caused by overhead operation and economic loss caused by high-voltage power failure are avoided. The simple installation mode of the invention is suitable for the power transmission lines in various complex environments, can be used for installing other similar devices, and has good compatibility. Therefore, the convenience of installation of the temperature measuring equipment and similar equipment is ensured, and the safety of installation constructors is ensured.
Preferably, the spring hook is provided with a groove matched with the movable baffle. When the locking spring is broken to an open state, the movable baffle can be embedded into the groove of the spring hook through the return spring, so that the locking spring is kept at the open state.
Preferably, the spring hooks are symmetrically arranged at the top of the bracket, and the movable baffle plates are symmetrically arranged in the middle of the bracket.
Preferably, the base is symmetrically provided with return springs, and the movable baffle is respectively connected with the corresponding return springs through two ends of the shifting piece.
Preferably, the spring shaft and the support are in interference fit, the spring shaft, the locking spring and the spring hook are in clearance fit, and retaining rings for preventing the spring shaft from falling off are arranged at two ends of the spring shaft.
Preferably, the return spring is placed in corresponding spring holes of the base and the shifting piece; the shifting piece is placed in the mounting groove of the base, and two ends of the shifting piece are inserted into the middle square hole of the movable baffle; the movable baffle is placed in the long hole of the bracket; the shifting piece, the base and the movable baffle are in clearance fit respectively.
Preferably, the base and the bracket are fixed by screws.
Preferably, the accessory device is in threaded connection or glued joint with the base, and the accessory device is a temperature measuring device.
A method of using a locking mechanism activated by a paddle, comprising the steps of:
(1) The locking spring is broken upwards to drive the spring hook to rotate, when the groove on the spring hook rotates to the position of the movable baffle, the movable baffle enters the groove of the spring hook under the pushing of the reset spring below the shifting sheet to prevent the spring hook from rotating, and the bulge on the spring hook limits the pressing spring in an opening state;
(2) The locking mechanism presses the conducting wire with a certain force, the conducting wire is positioned in the opened locking spring, and the conducting wire is contacted with the shifting piece; the shifting sheet moves under the action of pressure to drive the movable baffle to be separated from the groove of the spring hook, the spring hook rotates under the action of the locking spring, and the locking spring is closed and tightly held on the lead to complete installation.
Preferably, the locking spring is made of stainless steel.
The invention has the beneficial effects that:
(1) Installation constructors can complete the installation of the temperature monitoring device only by holding the insulating sleeve at a lower position of the strain tower, so that unsafe factors caused by ascending operation are avoided;
(2) The cable clamp has the characteristics of convenience in installation, low cost, firmness in fixation and the like, installation constructors do not need to manually fix auxiliary devices such as a temperature measuring device and the like at the cable clamp, the cable clamp can be automatically installed by operating the insulating sleeve, the cable clamp can be fastened, and the falling phenomenon cannot occur;
(3) The invention can be installed in a live way, and can be constructed and installed in a non-power-off state at any time, thereby avoiding economic loss caused by power-off installation.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the present invention in an open state;
FIG. 3 is a schematic view of the structure of the present invention in use;
fig. 4 is a side view of fig. 3.
Detailed Description
The invention is further illustrated by the following specific figures and examples, without however restricting the scope of the invention thereto.
Referring to fig. 1 to 4, the locking mechanism triggered by the shifting piece comprises a base 1, a support 2, a locking spring 3, a spring hook 4, a movable baffle 5, a reset spring 6, a shifting piece 7, a spring shaft 8 and an accessory device 9, wherein the support 2 is installed at one end of the base 1, the accessory device 9 is arranged at the other end of the base, the spring shaft 8 and the movable baffle 5 are respectively installed on the support 2, the movable baffle 5 is connected with the reset spring 6 through the shifting piece 7, and the reset spring 6 is installed between the shifting piece 7 and the base 1; the locking spring 3 and the spring hook 4 are connected with the bracket 2 through a spring shaft 8, the spring shaft 8 and the bracket 2 are in interference fit, and the spring shaft 8 is fixed on the bracket 2 to prevent the spring from falling; the spring shaft 8, the locking spring 3 and the spring hook 4 are in clearance fit respectively, so that the spring hook 4 and the locking spring 3 can rotate along the spring shaft 8; and two ends of the spring shaft 8 are provided with check rings 11 (not limited to the check rings, and the check rings can be in a shaft shoulder or limiting nut mode) for preventing the spring shaft from falling off.
The spring hook 4 is provided with a groove 10 matched with the movable baffle 5, and when the locking spring is opened to an opening state, the movable baffle can be embedded into the groove of the spring hook through the return spring, so that the locking spring is kept at the opening state. The spring hooks 4 are symmetrically arranged at the top of the bracket 2, and the movable baffle plates 5 are symmetrically arranged in the middle of the bracket 2; the base 1 is symmetrically provided with return springs 6, and the movable baffle 5 is respectively connected with the corresponding return springs through two ends of a shifting piece 7.
The return spring 6 is placed in the corresponding spring hole 12 of the base 1 and the shifting sheet 7; the shifting piece 7 is placed in the mounting groove 13 of the base, and two ends of the shifting piece are inserted into the middle square hole 14 of the movable baffle 5; the movable baffle 5 is placed in the long hole 15 of the bracket; the shifting piece 7, the base 1 and the movable baffle 5 are in clearance fit and can freely slide in the groove.
The base 1 and the support 2 are fixed through screws, the accessory device 9 and the base 1 are in threaded connection or glued connection, and the accessory device is a temperature measuring device but not limited to the temperature measuring device. The locking spring is made of stainless steel.
The use method of the locking mechanism triggered by the shifting piece comprises the following steps:
(1) The locking spring 3 is broken upwards to drive the spring hook 4 to rotate, when the groove 10 on the spring hook rotates to the position of the movable baffle 5, the movable baffle 5 enters the groove 10 of the spring hook 4 under the push of the reset spring 6 below the shifting sheet 7 to prevent the rotation of the spring hook 4, and the bulge on the spring hook limits the pressing spring in an opening state;
(2) The locking mechanism presses the lead 16 with a certain force, the lead is positioned in the opened locking spring 3, and the lead 16 is contacted with the shifting piece 7; the shifting sheet 7 moves under the action of pressure to drive the movable baffle 5 to be separated from the groove of the spring hook 4, the spring hook 4 rotates under the action of the locking spring 3, and the locking spring 3 is closed and tightly held on the lead 16 to finish the installation.
The invention can firmly fix the accessory devices such as the temperature measuring device and the like on the wire clamp, has flexible and convenient installation mode, and is a quick and convenient installation method which can automatically install in a charged state and reduce the risk of high-altitude operation of constructors. The invention can realize the quick installation on the line transmission line, and avoid the normal operation of equipment caused by power failure installation; the invention can be applied to the power industry or other industries using high-voltage power operation, such as high-speed rail, metallurgy, chemical industry and the like.
Claims (7)
1. The utility model provides a locking mechanism who triggers through plectrum which characterized in that: the locking mechanism comprises a base, a support, a locking spring, a spring hook, a movable baffle, a return spring, a shifting sheet, a spring shaft and an accessory device, wherein the support is installed at one end of the base, the accessory device is arranged at the other end of the base, the spring shaft and the movable baffle are respectively installed on the support, the movable baffle is connected with the return spring through the shifting sheet, the return spring is installed between the shifting sheet and the base, and the locking spring and the spring hook are connected with the support through the spring shaft;
the spring hook is provided with a groove matched with the movable baffle;
the locking springs are symmetrically arranged at the top of the bracket, the spring hooks are symmetrically arranged at the top of the bracket, and the movable baffle plates are symmetrically arranged in the middle of the bracket; the movable baffle is connected with the corresponding reset springs through two ends of the shifting piece respectively;
the shifting piece is placed in the mounting groove of the base, and two ends of the shifting piece are inserted into the middle square hole of the movable baffle; the movable baffle is placed in the long hole of the bracket; the shifting piece, the base and the movable baffle are in clearance fit respectively.
2. The paddle-activated latch mechanism of claim 1, wherein: the spring shaft and the support are in interference fit, the spring shaft, the locking spring and the spring hook are in clearance fit respectively, and retaining rings for preventing the spring shaft from falling off are arranged at two ends of the spring shaft.
3. The paddle-activated latch mechanism of claim 1, wherein: the reset spring is placed in the corresponding spring holes of the base and the shifting piece.
4. The paddle-activated latch mechanism of claim 1, wherein: the base and the support are fixed through screws.
5. The paddle-activated latch mechanism of claim 1, wherein: the accessory device is in threaded connection or glued connection with the base, and the accessory device is a temperature measuring device.
6. A method of using the toggle lock mechanism of claim 1, comprising the steps of:
(1) The locking spring is broken upwards to drive the spring hook to rotate, when the groove on the spring hook rotates to the position of the movable baffle, the movable baffle enters the groove of the spring hook under the pushing of the reset spring below the shifting sheet to prevent the spring hook from rotating, and the bulge on the spring hook limits the pressing spring in an opening state;
(2) The locking mechanism presses the conducting wire with a certain force, the conducting wire is positioned in the opened locking spring, and the conducting wire is contacted with the shifting piece; the shifting sheet moves under the action of pressure to drive the movable baffle to be separated from the groove of the spring hook, the spring hook rotates under the action of the locking spring, and the locking spring is closed to be tightly held on the lead to complete installation.
7. Use of a locking mechanism triggered by a paddle according to claim 6, characterized in that: the locking spring is made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710835009.8A CN107394727B (en) | 2017-09-15 | 2017-09-15 | Locking mechanism triggered by shifting piece and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710835009.8A CN107394727B (en) | 2017-09-15 | 2017-09-15 | Locking mechanism triggered by shifting piece and using method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107394727A CN107394727A (en) | 2017-11-24 |
| CN107394727B true CN107394727B (en) | 2022-10-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710835009.8A Active CN107394727B (en) | 2017-09-15 | 2017-09-15 | Locking mechanism triggered by shifting piece and using method thereof |
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| Country | Link |
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| CN (1) | CN107394727B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109813464B (en) * | 2019-04-10 | 2024-04-02 | 中国通信建设集团设计院有限公司 | Wireless temperature measurement terminal for overhead line |
| CN111111042B (en) * | 2019-12-27 | 2021-04-20 | 中国航空工业集团公司西安飞机设计研究所 | Emergency releasing device |
| CN110976277A (en) * | 2019-12-31 | 2020-04-10 | 西安赛隆金属材料有限责任公司 | Pneumatic vibrating screen |
| CN111677939B (en) * | 2020-06-24 | 2022-03-18 | 珠海格力机电工程有限公司 | Self-tightening pipe clamp and air conditioner applying same |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08336228A (en) * | 1995-06-07 | 1996-12-17 | Hitachi Cable Ltd | Wire clamp |
| CN101694932B (en) * | 2009-09-28 | 2012-04-11 | 孙渭清 | Rapid locking cable clamp |
| CN206076509U (en) * | 2016-09-18 | 2017-04-05 | 国家电网公司 | A kind of Quick-clamped thread-laying device for insulation puncture line clamping |
| CN207200218U (en) * | 2017-09-15 | 2018-04-06 | 杭州方诚电力技术有限公司 | A kind of retaining mechanism triggered by plectrum |
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2017
- 2017-09-15 CN CN201710835009.8A patent/CN107394727B/en active Active
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| CN107394727A (en) | 2017-11-24 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Locking mechanism triggered by paddles and its use method Effective date of registration: 20230116 Granted publication date: 20221018 Pledgee: Hangzhou High-tech Financing Guarantee Co.,Ltd. Pledgor: HANGZHOU FANGCHENG POWER TECHNOLOGY Co.,Ltd. Registration number: Y2023330000211 |
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