CN110137849B - Butt joint device for net sealing crossing frame - Google Patents
Butt joint device for net sealing crossing frame Download PDFInfo
- Publication number
- CN110137849B CN110137849B CN201910447465.4A CN201910447465A CN110137849B CN 110137849 B CN110137849 B CN 110137849B CN 201910447465 A CN201910447465 A CN 201910447465A CN 110137849 B CN110137849 B CN 110137849B
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- China
- Prior art keywords
- butt joint
- connecting block
- screw rod
- joint arm
- driving
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- 210000001503 joint Anatomy 0.000 title claims abstract description 86
- 238000007789 sealing Methods 0.000 title abstract description 9
- 230000005540 biological transmission Effects 0.000 claims description 24
- 238000003032 molecular docking Methods 0.000 claims description 21
- 238000010276 construction Methods 0.000 description 4
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- 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
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
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- Train Traffic Observation, Control, And Security (AREA)
- Transmission Devices (AREA)
Abstract
The invention relates to a butt joint device for a screen sealing crossing frame, which is arranged at the tail end of a butt joint arm at one side of the crossing frame, wherein the butt joint arm is sleeved with a connecting block, the butt joint arm is provided with a plurality of first sliding rails for the connecting block to slide, and the connecting block is connected with a driving device for driving the connecting block to move forwards and backwards. After the butt joint arms on the two sides of the crossing frame are aligned to the good positions, the butt joint arms on the two sides are fixedly connected through the butt joint device, so that the butt joint speed of the butt joint arms is increased, and the rapid butt joint of the crossing frame in the air is realized. The butt joint time is shortened, the work time consumption of workers can be reduced, the risk of operation is reduced, and meanwhile, the power failure time of the spanned objects is reduced.
Description
Technical Field
The invention relates to the field of power line engineering, in particular to a butt joint device for a net sealing crossing frame.
Background
With the high-speed development of the economy in China, the power consumption load of China is increased day by day, enough power transmission lines are required to be erected to meet the power consumption requirement, the erection space of the power transmission lines is limited, the phenomenon of crossing the power transmission lines is more and more frequent, the power failure construction can cause huge loss, and the electrified crossing is adopted in the existing crossing construction. The live crossing construction of the power transmission line refers to the realization of the wire-erecting work of a newly-built power transmission line by adopting an insulation protection facility under the condition that the live operation of the crossed line is not affected. The crossing frame type crossing is a construction mode of live crossing of a power transmission line, and is characterized in that crossing frames are firstly erected on two sides of a crossed line, then a net sealing device is hung on the crossing frames, butt joint of the crossing frames on two sides is completed in the air, a net-shaped net sealing is formed, and finally tension paying-off is carried out on a newly-built power transmission line wire.
The patent application publication No. CN107394678A discloses a telescopic arm net sealing crossing frame, and the crossing frame realizes the air butt joint of the crossing frame through a telescopic arm and a butt joint device. The docking device disclosed in this patent includes an insertion section and a sleeve section that mates with the insertion section, the insertion section extending into the sleeve section only when extended by following the telescoping arm. When the insertion section stretches in, the butt joint arms at two sides of the crossing frame are further provided with a distance, so that the butt joint arms can shift in position, are difficult to keep at the same horizontal position, are easy to stagger, and lead to difficult rapid completion of the butt joint process.
Disclosure of Invention
The invention provides the spanning frame butt joint device for overcoming the problem that the spanning frame butt joint device in the prior art is difficult to finish butt joint quickly, and the butt joint device for the spanning frame is used for fixing the butt joint after the butt joint arms of the spanning frame are aligned, so that the butt joint efficiency of the spanning frame is improved.
In order to solve the technical problems, the invention adopts the following technical scheme: the utility model provides a butt joint device for joint sealing crossing frame, butt joint device install in on the end of one of them side butt joint arm of crossing frame, the butt joint arm cover is equipped with a connecting block, be provided with a plurality of confession on the butt joint arm the gliding first slide rail of connecting block, the connecting block is connected with the drive arrangement of connecting block back-and-forth movement.
After the installation of the crossing frames on two sides is completed, the butt joint arms on two sides are aligned in the air, the alignment is kept horizontal and does not act, the driving device is started, the connecting block moves forwards along the first sliding rail and moves to the butt joint position of the butt joint arms, and at the moment, the butt joint arms on two sides extend into the connecting block, so that the effect of limiting the movement of the butt joint arms is achieved.
Preferably, the driving device is a first motor, the first sliding rail is arranged on the butt joint arm, at least two sliding rails are arranged on the edge of the butt joint arm, and sliding grooves corresponding to the first sliding rail are formed in the inner side of the connecting block. The slide rail is installed on the edge for the connecting block is more firm with the connection of butt joint arm.
Preferably, the first motor is mounted at one end of the butt joint arm, which is close to the ground, a threaded hole is formed in one end of the connecting block, which is close to the first motor, and the first motor is connected with the threaded hole through a first screw rod. The first motor rotates, drives the first lead screw to drive the connecting block to move forwards, facilitates the installation and the disassembly of the first motor, and simultaneously facilitates the connecting block to be installed on the first lead screw.
Preferably, the docking arm is provided with a second screw rod, which may be on one of the edges, the first motor is connected with the second screw rod, and a mating thread groove with the second screw rod is provided on the inner side of the connecting block. The second lead screw sets up in the edge of butt joint arm, and the screw thread groove sets up in the inboard of connecting block, can reduce the volume of connecting block and the outer space that the motor occupy.
Preferably, the connecting block is provided with a bolt fixing device, the bolt fixing device comprises a bolt rod, bolts arranged at two sides of the bolt rod and a driving mechanism for driving the bolt rod to move up and down, and the connecting block and the butt joint arm are provided with through holes for the bolts to pass through. The connecting block and the butt joint arm are provided with through holes with consistent distance, after the connecting block is connected, the positions of the through holes are overlapped, and the bolt rod is driven by the driving mechanism, so that the bolt penetrates through the through holes to further fix the butt joint arms on two sides, and further the butt joint arms are prevented from loosening.
Preferably, the driving mechanism is a magnetic device, and an electromagnetic control switch for controlling the magnetic device is arranged above the magnetic device; the upper transverse column inside the magnetic device is an electromagnet, the lower part is two nonmetallic vertical rods supporting the electromagnet, and the middle of the magnetic device is a hollow cuboid structure. The electromagnetic control switch controls the magnetic force device to take or cancel the magnetic force by controlling whether the electromagnet is electrified, so as to control the up-and-down movement of the bolt rod. The magnetic device has light structure weight and reduces the weight burden of the crossing frame.
Preferably, the driving mechanism is a screw rod transmission device, a second motor is arranged above the screw rod transmission device, the screw rod transmission device is of a hollow cuboid structure, sliding grooves are formed in two sides of the screw rod transmission device, a third screw rod is arranged in the center of the inside of the screw rod transmission device and is connected with the second motor, and the bolt rod is in threaded connection with the third screw rod. The screw rod is fast and stable in transmission, so that the bolt rod can stably and accurately move up and down along the sliding groove, and the bolt can enter the through hole.
Preferably, the docking arm at the other side of the crossing frame is provided with a second sliding rail consistent with the first sliding rail in structure. The connecting block enters the butt joint arm at the other side, and the same sliding rail structure is arranged on the butt joint arm at the other side, so that the movement stability of the connecting block is facilitated.
Compared with the prior art, the beneficial effects are that: after the butt joint arms on the two sides of the crossing frame are aligned to the good positions, the butt joint arms on the two sides are fixedly connected through the butt joint device, so that the butt joint speed of the butt joint arms is increased, and the rapid butt joint of the crossing frame in the air is realized. The butt joint time is shortened, the work time consumption of workers can be reduced, the risk of operation is reduced, and meanwhile, the power failure time of the spanned objects is reduced.
Drawings
FIG. 1 is a schematic view showing the structure of a docking arm according to embodiment 1 of the present invention;
FIG. 2 is a schematic view showing the structure of a connecting block according to embodiment 1 of the present invention;
FIG. 3 is a schematic view showing the mounting structure of the connection block and the docking arm of embodiment 1 of the present invention;
Fig. 4 is a schematic view of the mounting structure of the connection block and the docking arm of embodiment 2 of the present invention.
Wherein: 1. a docking arm; 101. a through hole; 2. a first guide rail; 201. a second guide rail; 3. a connecting block; 301. a chute; 302. a thread groove; 303. a magnetic device; 304. a magnetic force control switch; 305. a latch rod; 306. a plug pin; 307. a screw rod transmission device; 308. a second motor; 4. a first motor; 5. a second screw rod; 6. and a first screw rod.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the present patent; for the purpose of better illustrating the embodiments, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the actual product dimensions; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationship depicted in the drawings is for illustrative purposes only and is not to be construed as limiting the present patent.
The same or similar reference numbers in the drawings of embodiments of the invention correspond to the same or similar components; in the description of the present invention, it should be understood that, if there are orientations or positional relationships indicated by terms "upper", "lower", "left", "right", "long", "short", etc., based on the orientations or positional relationships shown in the drawings, this is merely for convenience in describing the present invention and simplifying the description, and is not an indication or suggestion that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, so that the terms describing the positional relationships in the drawings are merely for exemplary illustration and are not to be construed as limitations of the present patent, and that it is possible for those of ordinary skill in the art to understand the specific meaning of the terms described above according to specific circumstances.
The technical scheme of the invention is further specifically described by the following specific embodiments with reference to the accompanying drawings:
Example 1
As shown in fig. 1-2, a docking device for a screen-sealing spanning frame is mounted at the tail end of a docking arm 1 at one side of the spanning frame, the docking arm 1 is sleeved with a connecting block 3, the docking arm 1 is provided with a plurality of first sliding rails 2 for sliding the connecting block 3, and the connecting block 3 is connected with a driving device for driving the connecting block 3 to move forwards and backwards.
As shown in fig. 1, the driving device is a first motor 4, the first sliding rail 2 is disposed on three edges of the docking arm 1, the second screw rod 5 is disposed on the last edge of the docking arm 1, and the second screw rod 5 is connected with the first motor 4. The other side of the butt joint arm is provided with a second sliding rail 201 which is consistent with the first sliding rail 2 in structure. The docking arms on both sides are provided with through holes 101.
As shown in fig. 2, the connecting block is square, and the inner edge of the connecting block 3 is respectively provided with a sliding groove 301 corresponding to the first sliding rail 2 and a thread groove 302 matched with the second screw rod 5. The connecting block 3 is provided with a bolt fixing device, the bolt fixing device comprises a bolt rod 305, bolts 306 arranged on two sides of the bolt rod 305 and a magnetic device 303 for driving the bolt rod 305 to move up and down, the connecting block 3 is provided with a through hole for the bolts 306 to pass through, and the through hole corresponds to the position of the through hole 101 of the butt joint arm 1. An electromagnetic control switch 304 for controlling the magnetic device 303 is arranged above the magnetic device 303; the upper transverse column inside the magnetic device 303 is an electromagnet, the lower part is two nonmetallic vertical rods for supporting the electromagnet, and the middle of the magnetic device is a hollow cuboid structure.
The working principle or workflow of the present embodiment: as shown in fig. 3, after the butt joint arms 1 on two sides are in butt joint, the first motor 4 drives the connecting block 3 to move forward to the connecting arm on the other side, through holes 101 with consistent distances are formed in the connecting block 3 and the butt joint arms 1, and after the connecting block 3 is in butt joint, the positions of the through holes coincide. The electromagnetic control switch 304 removes the magnetic force by controlling the electromagnet to be not electrified, the magnetic force device 303 removes the magnetic force, and the bolt rod 305 moves downwards, so that the bolt passes through the through hole to further fix the butt joint arms at two sides, and further prevent the butt joint arms from loosening. When the crossing frame needs to be disassembled, the electromagnetic control switch 304 controls the electromagnet to be electrified, the magnetic force device 303 obtains magnetic force, the bolt rod 305 is adsorbed to the original position, the bolt 306 withdraws from the through hole, the first motor 4 drives the connecting block 3 to reset, and the connection of the crossing frame is disassembled.
The invention has the beneficial effects that: after the butt joint arms on the two sides of the crossing frame are aligned to the good positions, the butt joint arms on the two sides are fixedly connected through the butt joint device, so that the butt joint speed of the butt joint arms is increased, and the rapid butt joint of the crossing frame in the air is realized. The butt joint time is shortened, the work time consumption of workers can be reduced, the risk of operation is reduced, and meanwhile, the power failure time of the spanned objects is reduced.
Example 2
Embodiment 2 is distinguished from embodiment 1 in that the first motor 4 is mounted at an end of the docking arm 1 close to the ground, a threaded hole is provided at an end of the connection block 3 close to the first motor 4, and the first motor 4 is engaged with the threaded hole through the first screw 6. The driving mechanism is a screw rod transmission device 307, a second motor 308 is arranged above the screw rod transmission device 307, the screw rod transmission device 307 is of a hollow cuboid structure, sliding grooves are formed in two sides of the screw rod transmission device, a third screw rod is arranged in the center of the inside of the screw rod transmission device and is connected with the second motor 308, and the bolt rod 305 is in threaded connection with the third screw rod.
Advantageous effects of embodiment 2 with respect to embodiment 1: the first motor 4 rotates, drives the first lead screw 6 to drive the connecting block 3 to move forwards, facilitates the installation and disassembly of the first motor 4, and simultaneously facilitates the connecting block 3 to be installed on the first lead screw 6. The screw drive is fast and stable, ensuring that the latch rod 305 can move up and down stably and accurately and the latch 306 enters the through hole.
It is to be understood that the above examples of the present invention are provided by way of illustration only and not by way of limitation of the embodiments of the present invention. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.
Claims (3)
1. A docking device for a screen closing spanning frame, characterized in that the docking device comprises a connecting block (3) and a driving device; the butt joint device is arranged at the tail end of one side of the butt joint arm (1) of the crossing frame, the butt joint arm (1) is sleeved with a connecting block (3), the butt joint arm (1) is provided with a plurality of first sliding rails (2) for the connecting block (3) to slide, and the connecting block (3) is connected with a driving device for driving the connecting block (3) to move forwards and backwards;
the driving device is a first motor (4), the first sliding rail (2) is arranged on three edges of the butt joint arm (1), and a sliding groove corresponding to the first sliding rail (2) is formed in the inner side of the connecting block (3);
The butt joint arm (1) is provided with a second screw rod (5), and the second screw rod (5) is arranged on the last edge of the butt joint arm (1); the first motor (4) is connected with the second screw rod (5), and a thread groove matched with the second screw rod (5) is formed in the inner side of the connecting block (3);
The connecting block (3) is provided with a bolt fixing device, the bolt fixing device comprises a bolt rod (305), bolts (306) arranged on two sides of the bolt rod (305) and a driving mechanism for driving the bolt rod (305) to move up and down, and the connecting block (3) and the butt joint arm (1) are both provided with through holes (101) for the bolts (306) to pass through;
The driving mechanism is a magnetic device (303), and an electromagnetic control switch (304) for controlling the magnetic device is arranged on the magnetic device (303);
The upper transverse column in the magnetic device (303) is an electromagnet, the lower part is two vertical rods for supporting the electromagnet, and the middle of the magnetic device (303) is of a hollow cuboid structure.
2. Docking device for a screen closing bridge according to claim 1, characterized in that the docking arm on the other side of the bridge is provided with a second slide rail (201) structurally identical to the first slide rail (2).
3. A docking device for a screen closing spanning frame, characterized in that the docking device comprises a connecting block (3) and a driving device; the butt joint device is arranged at the tail end of one side of the butt joint arm (1) of the crossing frame, the butt joint arm (1) is sleeved with a connecting block (3), the butt joint arm (1) is provided with a plurality of first sliding rails (2) for the connecting block (3) to slide, and the connecting block (3) is connected with a driving device for driving the connecting block (3) to move forwards and backwards;
the driving device is a first motor (4), the first sliding rails (2) are arranged on the butt joint arms (1) and at least two sliding grooves corresponding to the first sliding rails (2) are formed in the inner sides of the connecting blocks (3);
The first motor (4) is arranged on one side, close to the ground, of the butt joint arm (1), a threaded hole is formed in one side, close to the first motor (4), of the connecting block (3), and the first motor (4) is matched with the threaded hole through a first screw rod (6);
The connecting block (3) is provided with a bolt fixing device, the bolt fixing device comprises a bolt rod (305), bolts (306) arranged on two sides of the bolt rod (305) and a driving mechanism for driving the bolt rod (305) to move up and down, and the connecting block (3) and the butt joint arm (1) are both provided with through holes (101) for the bolts (306) to pass through;
The driving mechanism is a screw rod transmission device (307), and a second motor (308) is arranged above the screw rod transmission device (307);
The screw rod transmission device (307) is of a hollow cuboid structure, sliding grooves are formed in two sides of the screw rod transmission device, a third screw rod is arranged in the center of the inside of the screw rod transmission device and is connected with the second motor (308), and the bolt rod (305) is in threaded connection with the third screw rod;
The butt joint arm on the other side of the crossing frame is provided with a second sliding rail (201) which is consistent with the first sliding rail (2) in structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910447465.4A CN110137849B (en) | 2019-05-27 | 2019-05-27 | Butt joint device for net sealing crossing frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910447465.4A CN110137849B (en) | 2019-05-27 | 2019-05-27 | Butt joint device for net sealing crossing frame |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110137849A CN110137849A (en) | 2019-08-16 |
| CN110137849B true CN110137849B (en) | 2024-04-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910447465.4A Active CN110137849B (en) | 2019-05-27 | 2019-05-27 | Butt joint device for net sealing crossing frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110137849B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2412301Y (en) * | 2000-01-19 | 2000-12-27 | 国营群峰机械厂 | Four-column bridge live-wire work crossing rack |
| KR100899771B1 (en) * | 2009-03-07 | 2009-05-28 | 남도종합기술(주) | A fixing apparatus of jumper line |
| CN102082400A (en) * | 2009-12-01 | 2011-06-01 | 河南省电力公司南阳供电公司 | Simple line spanning frame |
| CN202127196U (en) * | 2011-05-19 | 2012-01-25 | 福建省电力有限公司宁德电业局 | Inserted pin type yoke plate clamp for replacing linear rod double-linkage double-hanging-point insulator chain |
| CN204333774U (en) * | 2015-01-19 | 2015-05-13 | 中国科学院沈阳自动化研究所 | Be adapted to the power transmission line inspection robot mechanism of large span |
| CN108767735A (en) * | 2018-06-01 | 2018-11-06 | 中国电力科学研究院有限公司 | A kind of crossing frame and its installation method |
| CN209748061U (en) * | 2019-05-27 | 2019-12-06 | 广东电网有限责任公司 | Butt joint device for net sealing crossing frame |
-
2019
- 2019-05-27 CN CN201910447465.4A patent/CN110137849B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2412301Y (en) * | 2000-01-19 | 2000-12-27 | 国营群峰机械厂 | Four-column bridge live-wire work crossing rack |
| KR100899771B1 (en) * | 2009-03-07 | 2009-05-28 | 남도종합기술(주) | A fixing apparatus of jumper line |
| CN102082400A (en) * | 2009-12-01 | 2011-06-01 | 河南省电力公司南阳供电公司 | Simple line spanning frame |
| CN202127196U (en) * | 2011-05-19 | 2012-01-25 | 福建省电力有限公司宁德电业局 | Inserted pin type yoke plate clamp for replacing linear rod double-linkage double-hanging-point insulator chain |
| CN204333774U (en) * | 2015-01-19 | 2015-05-13 | 中国科学院沈阳自动化研究所 | Be adapted to the power transmission line inspection robot mechanism of large span |
| CN108767735A (en) * | 2018-06-01 | 2018-11-06 | 中国电力科学研究院有限公司 | A kind of crossing frame and its installation method |
| CN209748061U (en) * | 2019-05-27 | 2019-12-06 | 广东电网有限责任公司 | Butt joint device for net sealing crossing frame |
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| Publication number | Publication date |
|---|---|
| CN110137849A (en) | 2019-08-16 |
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