CN210760334U - Pull-out value adjusting device for rigid contact net - Google Patents
Pull-out value adjusting device for rigid contact net Download PDFInfo
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- CN210760334U CN210760334U CN201921530386.1U CN201921530386U CN210760334U CN 210760334 U CN210760334 U CN 210760334U CN 201921530386 U CN201921530386 U CN 201921530386U CN 210760334 U CN210760334 U CN 210760334U
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- fixer
- nut
- channel steel
- channel
- display device
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Abstract
The utility model belongs to the field of subway contact net construction, operation and maintenance, in particular to a rigid contact net pull-out value adjusting device, which comprises a channel steel fixer, a nut fixer, a torque ratchet wrench, a slide way and a movable distance measurement fixed digital display device, wherein the channel steel fixer is rotatably provided with the nut fixer, the lower end of the nut fixer is clamped with an insulator channel steel fixed nut, the upper end of the nut fixer is connected with the torque ratchet wrench, and the channel steel fixer is arranged on an A-shaped channel steel of the rigid contact net and is positioned at the pull-out value position before adjustment; the channel steel fixer is connected with a slide, the slide is connected with a movable distance measurement fixed digital display device in a sliding mode, and the movable distance measurement fixed digital display device is adjusted to a pull-out value on the slide and then is fixed relative to the slide. The utility model discloses only need alone the adjustment, reduce the human cost, improve construction quality and quantity, improve the precision, guaranteed that the pulling-out value once adjusts to regulation numerical value.
Description
Technical Field
The utility model belongs to subway contact net construction, operation maintenance field, specifically speaking are rigidity contact net pulling-out value adjusting device.
Background
The manual adjustment precision of the pull-out value of the A-shaped channel steel of the rigid contact net is not high, and the pull-out value is difficult to be adjusted to a specified value at one time by virtue of manual operation; the existing operation needs manual repeated operation, so that the speed is low, the efficiency is extremely low, the time is wasted, the annual plan is directly influenced, and the bottleneck problem of operation and maintenance is also solved. On the other hand, the pull-out value varies when the insulator bolt is loosened, and the magnitude of the pull-out value cannot be grasped when the pull-out value is adjusted.
SUMMERY OF THE UTILITY MODEL
The above-mentioned problem that the pulling-out value adjustment mode to traditional manual operation exists, the utility model aims to provide a rigidity contact net pulling-out value adjusting device.
The purpose of the utility model is realized through the following technical scheme:
the utility model comprises a channel steel fixer, a nut fixer, a torque ratchet wrench, a slideway and a movable distance measuring and fixing digital display device, wherein the channel steel fixer is rotatably provided with the nut fixer, the lower end of the nut fixer is clamped with an insulator channel steel fixing nut, the upper end of the nut fixer is connected with the torque ratchet wrench, and the channel steel fixer is arranged on a rigid contact net A-shaped channel steel and is positioned at a pull-out value position before adjustment; the channel steel fixer is connected with a slideway, the slideway is connected with a movable distance measurement fixed digital display device in a sliding way, and the movable distance measurement fixed digital display device is adjusted on the slideway to a pull-out value and then is relatively fixed with the slideway;
wherein: two sides of the channel steel fixer extend downwards to form extending parts, the extending parts on the two sides are provided with threaded holes, the extending parts are clamped on the outer side of the A-shaped channel steel of the rigid contact network, and the channel steel fixer and the A-shaped channel steel of the rigid contact network are relatively fixed by abutting a fixing nut A which is in threaded connection with the threaded holes against the A-shaped channel steel of the rigid contact network;
the nut fixer is rotationally connected with the channel steel fixer through a bearing, a through hole for the nut fixer to pass through is formed in the channel steel fixer, the inner ring of the bearing is smaller than the diameter of the through hole and is connected with the nut fixer, and the outer ring of the bearing is larger than the diameter of the through hole and is fixedly connected to the channel steel fixer;
the nut fixer is a sleeve, the lower end of the nut fixer is provided with a hole clamped with the insulator channel steel fixing nut, and the upper end of the nut fixer is provided with a hole connected with the torque ratchet wrench;
one end of the slideway is connected with the channel steel fixer, the other end of the slideway is a free end, and the free end is sleeved with a detachable stop head after being slidably connected with the movable distance measurement fixed digital display device;
the detachable stop head is of a square annular structure;
the slide is two, and is parallel to each other, every the upper surface of slide all has the scale that shows the value of pulling out.
The utility model discloses an advantage does with positive effect:
1. the utility model discloses can solve when the value routine maintenance is pulled out to rigidity contact net A type channel bar, the problem of the unable once adjustment of pulling out value to regulation numerical value only needs alone to adjust, reduces the human cost, improves construction quality and quantity, improves the precision, has guaranteed that the value of pulling out once adjusts to regulation numerical value.
2. The utility model discloses a fixed digital display device of portable range finding can adjust and fix at any time according to the pulling value size of adjustment to ensure the accuracy of adjustment distance.
3. The utility model adopts the nut fixer to solve the problem that the pulling value changes due to loosening the insulator channel steel fixing nut in the maintenance of the contact network, so that the pulling value can not be mastered when the pulling value is adjusted; the utility model discloses in the past maintenance had been solved in the global design, the bottleneck problem that the pull-out value adjustment precision is not high, adjustment operating time is long repeatedly, has improved construction quality and efficiency.
Drawings
FIG. 1 is an exploded view of the portable ranging fixed digital display device with the display removed;
FIG. 2 is a schematic view of the three-dimensional structure of the mobile distance measuring fixed digital display device of the present invention with the mobile distance measuring fixed digital display device removed;
fig. 3 is a top view of the structure of the present invention;
fig. 4 is a schematic perspective view of the present invention;
FIG. 5 is a diagram of the working state of the present invention on the A-shaped channel steel of the rigid contact net;
wherein: 1 is the channel-section steel fixer, and 2 is the nut fixer, and 3 are the bearing, and 4 are moment of torsion ratchet spanner, and 5 are the slide, and 6 are the fixed digital display device of portable range finding, and 7 are for dismantling the dog, and 8 are fixation nut A, and 9 are rigidity contact net A type channel-section steel, and 10 are the insulator, and 11 are the extension, and 12 are the screw hole, and 13 are fixation nut B.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1-4, the utility model comprises a channel steel fixer 1, a nut fixer 2, a torque ratchet wrench 4, a slideway 5, a movable distance measuring fixed digital display device 6 and a detachable stopper 7, wherein the channel steel fixer 1 is rotatably provided with the nut fixer 2, the lower end of the nut fixer 2 is clamped with an insulator channel steel fixing nut, the upper end is connected with the torque ratchet wrench 4, and the channel steel fixer 1 is arranged on a rigid contact net A-shaped channel steel 9 and is located at a pull-out value position before adjustment; the channel-section steel fixer 1 of this embodiment is rectangle, the equal downwardly extending of the left and right sides of lower surface, form extension 11, screw hole 12 has all been seted up along the horizontal direction to the extension 11 of both sides, extension 11 card is in the rigidity contact net A type channel-section steel 9 outside, fixation nut A8 butt through with screw hole 12 threaded connection is on the surface of rigidity contact net A type channel-section steel 9, realize the relatively fixed of channel-section steel fixer 1 and rigidity contact net A type channel-section steel 9, and then the implementation is fixed insulator 10 on the assigned position of rigidity contact net A type channel-section steel 9.
The nut fixer 2 of this embodiment is connected with 1 rotation of channel-section steel fixer through bearing 3, sets up the through-hole that supplies nut fixer 2 to pass on this channel-section steel fixer 1, and the inner circle of bearing 3 is less than the through-hole diameter and is connected with nut fixer 2, and the outer lane of this bearing 3 is greater than the through-hole diameter and rigid coupling on channel-section steel fixer 1. The nut fixer 2 of the embodiment is a sleeve, the lower end of the sleeve is provided with a hole clamped with the insulator channel steel fixing nut, and the upper end of the sleeve is provided with a square hole connected with the torque ratchet wrench 4; the diameter of the hole at the lower end of the nut fixer 2 is equal to that of the insulator channel steel fixing nut (M16).
The channel steel fixer 1 is connected with a slide way 5, the slide way 5 is connected with a movable distance measurement fixed digital display device 6 in a sliding mode, and the movable distance measurement fixed digital display device 6 is adjusted to a pull-out value on the slide way 5 and then is fixed relative to the slide way 5. The slide 5 of this embodiment is two, and is parallel to each other, and the upper surface of every slide 5 all has the scale that shows the value of pulling out, when the fixed digital display device 6 of portable range finding electricity can not the electronic reading, uses measurement length on the slide 5 to adjust the value size of pulling out. One end of each slide way 5 is connected with the channel steel fixer 1, the other end is a free end, and the free end is sleeved with a detachable stopper 7 after the movable distance measurement fixed digital display device 6 is connected in a sliding manner, so that the movable distance measurement fixed digital display device 6 is prevented from sliding out of the slide way 5. The detachable blocking head 7 of the embodiment is of a square annular structure, and when the detachable blocking head 7 is taken down from the free end of the slide way 5, the movable distance measurement fixed digital display device 6 can be replaced and maintained. The fixed digital display device of portable range finding 6 of this embodiment can slide along slide 5, and the left and right sides respectively has a fixation nut B13, treats that fixed digital display device of portable range finding 6 slides when predetermined pulling-out value, screws up two fixation nuts B13, realizes the relative fixation of fixed digital display device of portable range finding 6 and rigid contact net A type channel steel 9.
The utility model discloses a fixed digital display device 6 of moment of torsion ratchet spanner 4, portable range finding is the market purchase product, purchases in the American world company. The movable distance measurement fixed digital display device 6 adopts an alkaline button cell, so that the cell can be conveniently replaced at any time during maintenance; two sets of distance measurement devices 6 are designed to slide simultaneously to measure distance and display double numbers, so that the distance measurement precision is improved.
The utility model discloses a theory of operation does:
before use, the detachable blocking head 7 is detached, the movable distance measurement fixed digital display device 6 is pushed into the slide way 5, and then the detachable blocking head 7 is installed; the square head at the top end of the torque ratchet wrench 4 is pressed into the square hole at the upper end of the nut fixer 2, and the pulling value adjustment work is carried out after the assembly is finished.
The pull-out value of the rigid contact net is arranged to be in a zigzag shape in a linear section, the pull-out value of the curved section is arranged to be in a tension state, and the pull-out value is generally +/-270 mm.
As shown in fig. 5, first, the nut holder 2 is aligned and placed above the insulator channel steel fixing nut, so that the insulator channel steel fixing nut is clamped in the hole at the lower end of the nut holder 2, the extending parts 11 at the left and right sides of the channel steel holder 1 are clamped on the outer surface of the rigid contact net a-shaped channel steel 9, and the fixing nuts A8 on the extending parts 11 at the left and right sides of the channel steel holder 1 are fastened, so that the insulator 10 is fixed at the pull-out value position before adjustment; and (3) rotating the nut fixer 2 by using the torque ratchet wrench 4 to loosen the insulator channel steel fixing nut. The left side and the right side of the movable distance measurement fixed digital display device 6 are respectively provided with a fixed nut B13, after the movable distance measurement fixed digital display device 6 slides on the slide rail 5 and is adjusted to a pulling value, the fixed nuts B13 on the left side and the right side of the movable distance measurement fixed digital display device 6 are screwed, so that the movable distance measurement fixed digital display device 6 and the rigid contact net A-shaped channel steel 9 are relatively fixed. After the pull-out value is adjusted, the fixing nuts A8 on the left side and the right side of the channel steel fixer 1 are loosened, the busbar clamp and the insulator 10 are integrally moved to the movable distance measurement fixing digital display device 6 to display that the numerical value is 0, the fixing nuts B13 on the left side and the right side of the movable distance measurement fixing digital display device 6 are fastened, the insulator 10 is fixed on the adjusted pull-out value position, the nut fixer 2 is rotated by using the torque ratchet wrench 4, and the insulator channel steel fixing nuts are loosened until the specified torque requirement is met; loosening the fixing nut A8 and the fixing nut B13, and taking down the utility model.
The utility model discloses guaranteed the contact net routine maintenance and repair precision, improved maintenance efficiency simultaneously.
Claims (7)
1. The utility model provides a rigidity contact net pulling value adjusting device which characterized in that: the device comprises a channel steel fixer (1), a nut fixer (2), a torque ratchet wrench (4), a slide way (5) and a movable distance measurement fixing digital display device (6), wherein the channel steel fixer (1) is rotatably provided with the nut fixer (2), the lower end of the nut fixer (2) is clamped with an insulator channel steel fixing nut, the upper end of the nut fixer is connected with the torque ratchet wrench (4), and the channel steel fixer (1) is arranged on an A-shaped channel steel (9) of a rigid contact network and is positioned at a pull-out value position before adjustment; the channel steel fixer (1) is connected with a slide way (5), the slide way (5) is connected with a movable distance measurement fixed digital display device (6) in a sliding mode, and the movable distance measurement fixed digital display device (6) is adjusted to be fixed relative to the slide way (5) after a pull-out value is obtained on the slide way (5).
2. The device for adjusting the pulling value of the rigid catenary of claim 1, wherein: the both sides of channel-section steel fixer (1) extend downwards, form extension (11), and screw hole (12) have all been seted up in extension (11) of both sides, extension (11) card in rigidity contact net A type channel-section steel (9) outside, through fixation nut A (8) butt with screw hole (12) threaded connection in on the rigidity contact net A type channel-section steel (9), realize the relative fixation of channel-section steel fixer (1) and rigidity contact net A type channel-section steel (9).
3. The device for adjusting the pulling value of the rigid catenary of claim 1, wherein: nut fixer (2) are connected through bearing (3) and channel-section steel fixer (1) rotation, offer the through-hole that supplies nut fixer (2) to pass on this channel-section steel fixer (1), the inner circle of bearing (3) is less than the through-hole diameter and is connected with nut fixer (2), the outer lane of this bearing (3) be greater than the through-hole diameter and rigid coupling in on channel-section steel fixer (1).
4. The device for adjusting the pulling value of the rigid catenary of claim 1, wherein: the nut fixer (2) is a sleeve, a hole clamped with the insulator channel steel fixing nut is formed in the lower end of the nut fixer, and a hole connected with the torque ratchet wrench (4) is formed in the upper end of the nut fixer.
5. The device for adjusting the pulling value of the rigid catenary of claim 1, wherein: one end of the slide way (5) is connected with the channel steel fixer (1), the other end of the slide way is a free end, and the free end is sleeved with a detachable stopper (7) after the movable distance measurement fixed digital display device (6) is connected in a sliding manner.
6. The device for adjusting the pulling value of the rigid catenary of claim 5, wherein: the detachable stop head (7) is of a square annular structure.
7. The device for adjusting the pulling value of the rigid catenary of claim 1, wherein: the slide (5) are two, and are parallel to each other, every the upper surface of slide (5) all has the scale that shows the value of pulling out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921530386.1U CN210760334U (en) | 2019-09-16 | 2019-09-16 | Pull-out value adjusting device for rigid contact net |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921530386.1U CN210760334U (en) | 2019-09-16 | 2019-09-16 | Pull-out value adjusting device for rigid contact net |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210760334U true CN210760334U (en) | 2020-06-16 |
Family
ID=71042093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921530386.1U Active CN210760334U (en) | 2019-09-16 | 2019-09-16 | Pull-out value adjusting device for rigid contact net |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210760334U (en) |
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2019
- 2019-09-16 CN CN201921530386.1U patent/CN210760334U/en active Active
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