CN212171985U - Contact net compensation arrangement quick adjustment ware - Google Patents
Contact net compensation arrangement quick adjustment ware Download PDFInfo
- Publication number
- CN212171985U CN212171985U CN202020682233.5U CN202020682233U CN212171985U CN 212171985 U CN212171985 U CN 212171985U CN 202020682233 U CN202020682233 U CN 202020682233U CN 212171985 U CN212171985 U CN 212171985U
- Authority
- CN
- China
- Prior art keywords
- pulley
- frame body
- contact net
- support body
- lower frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Abstract
The utility model relates to a contact net compensation arrangement quick adjustment ware for the tensioning degree of adjustment compensation rope line, its characterized in that includes upper pulley group (1) and lower pulley group (2) that correspond the setting from top to bottom, upper pulley group and last support body (3) rotate and be connected, lower pulley group rotate with lower support body (4) and be connected, upper pulley group reach lower pulley group all include that a plurality of is used for pressure contact to connect the pulley of compensation rope line (5), the compensation rope line around establishing from top to bottom the pulley on, last support body with lower support body between adjust through interval adjusting device last support body with lower support body between the interval. The utility model provides an equipment cost is low, adjust the time weak point, and the regulation degree of difficulty is low, and the work load is little and need not the contact net compensation arrangement quick adjustment ware of other additional instruments.
Description
Technical Field
The utility model relates to a compensation arrangement quick adjustment ware especially relates to a contact net compensation arrangement quick adjustment ware.
Background
In recent years, electrified railways, particularly high-speed railways, develop rapidly, and provide convenience for national economic development and public travel. The electrified railway adopts a contact network system to provide electric traction for train operation. The contact net clue receives the temperature influence can expend with heat and contract with cold in external environment to lead to the contact net clue to change at vertical spatial position, if can not obtain timely subsidy compensation in the change of contact net clue at vertical position, contact net clue tension can't maintain, and the person of seriousness can lead to interrupting the power supply and influence normal driving order.
A balance weight type tension compensation device is mostly adopted in domestic electrified railways. The device is mainly characterized in that the weight gravity is applied to a contact net cable, so that the tension of the cable is constant, and the cable sag is kept to meet the technical requirements. Therefore, the static stability of the overhead line system suspension is improved, and the operation safety of the overhead line system is improved.
The higher the temperature, the longer the length of the cable can reduce the ground distance (b value) of the contact net compensation device, even lose due compensation and adjustment effects, when the ground distance (b value) of the compensation device is adjusted, a lever block, a wire tightener and at least 6 persons are needed for adjustment, the workload is large, the adjustment difficulty is large, the adjustment time is long and the equipment cost is high.
Disclosure of Invention
The utility model discloses mainly solve that prior art exists when adjusting the falling weight formula zhangli compensation arrangement to the ground distance, it is big to need various additional instrument and work load, and the regulation degree of difficulty is big, and the technical problem that adjusting time is long and equipment cost is high etc. provides an equipment cost low, adjusting time is short, and the regulation degree of difficulty is low, and the work load is little and need not the contact net compensation arrangement of other additional instruments.
In order to solve the technical problem, the utility model discloses the purpose of realizing the above-mentioned utility model discloses, the utility model provides a contact net compensation arrangement quick adjustment ware for quick adjustment contact net compensation arrangement to ground distance (b value), its characterized in that includes upper pulley group and the lower pulley group that corresponds the setting from top to bottom, upper pulley group rotate with last support body and be connected, lower pulley group rotate with lower support body and be connected, upper pulley group reach lower pulley group all include a plurality of and be used for the pulley of pressure contact connection compensation rope, compensation rope around establishing from top to bottom the pulley on, last support body with lower support body between adjust through interval adjustment device last support body with lower support body between the interval.
As the utility model relates to an optimization of contact net compensation arrangement quick adjustment ware, last support body with lower support body be the straight-bar structure, last support body with lower support body parallel arrangement.
As the utility model relates to an optimization of contact net compensation arrangement quick adjustment ware, arbitrary the pulley of lower pulley group with control two adjacent the pulley center line of upper pulley group be the V font.
As the utility model relates to an optimization of contact net compensation arrangement quick adjustment ware, arbitrary lower pulley block's pulley and two adjacent upper pulley block's pulley constitute loose pulley assembly, arbitrary loose pulley assembly the centre of a circle of lower pulley block's pulley be located about two the pulley of upper pulley block between the central line on.
As the utility model relates to an optimization of contact net compensation arrangement quick adjustment ware, the upper pulley group with the lower pulley group constitute two sets ofly loose pulley assembly.
As the utility model relates to an optimization of contact net compensation arrangement quick adjustment ware, interval adjusting device include guide post and adjusting lever, adjusting lever one end pass through antifriction bearing and support body roll connection on, the lower carriage be equipped with the screw hole, the adjusting lever other end pass through the screw hole with lower carriage portable connection, the adjusting lever include with last support body roll connection the polished rod part and with lower carriage portable connection's screw rod part.
As the utility model relates to an optimization of contact net compensation arrangement quick adjustment ware, the adjusting bolt both sides all be equipped with the guide post, guide post one end with last support body fixed connection, the lower support body other end be equipped with guide post clearance fit's guiding hole, the guide post other end pass through the guiding hole with the lower support body portable connection.
As the utility model relates to an optimization of contact net compensation arrangement quick adjustment ware, the polished rod prolong play last support body and hand wheel fixed connection.
As the utility model relates to an optimization of contact net compensation arrangement quick adjustment ware, the adjusting lever be close to lower carriage one end fixed limit ring, the spacing ring normality locate the lower carriage keep away from last support body one side.
Compared with the prior art, the utility model relates to a contact net compensation arrangement has following beneficial effect:
1. before use, the compensation ropes are wound on the pulleys from left to right and from top to bottom to form compensation ropes, the compensation ropes are connected with the pulleys in a matched mode through pressure contact, when the temperature is too high, the distance between the upper frame body and the lower frame body is increased through the interval adjusting device, so that the length of the compensation ropes wound on the pulleys is increased, the compensation ropes are tightened, the accident of scratching and breaking the ropes due to failure of the compensation device is avoided, when the temperature is reduced, the distance between the upper frame body and the lower frame body is reduced through the interval adjusting device, so that the length of the compensation ropes wound on the pulleys is reduced, the compensation ropes are lengthened, the situation that the use is influenced due to clamping stagnation caused by over-tightening of the compensation ropes is avoided, the distance between the upper frame body and the lower frame body is adjusted through the interval adjusting device, the adjustment on the tensioning degree of the compensation ropes is formed, the adjustment on the tensioning degree of the compensation ropes can be realized by only one person operating the adjusting device, the device has simple structure and low manufacturing cost, and does not need other additional tools while reducing the adjustment time;
2. the upper frame body and the lower frame body are both of straight rod structures, and the upper frame body and the lower frame body are arranged in parallel, so that the movement of the lower frame body is more stable when the distance between the upper frame body and the lower frame body is adjusted through the interval adjusting device, and meanwhile, the interval adjusting allowance between the upper frame body and the upper frame body is increased as much as possible;
3. the V-shaped connecting line of the pulley of any lower pulley block and the centers of the pulleys of the left and right adjacent upper pulley blocks has the function of increasing the winding length of the compensation rope as much as possible under the condition of the same number of pulleys and constant interval between the upper frame body and the lower frame body, thereby increasing the adjustment amount of the compensation rope;
4. the pulley of any lower pulley block and the pulleys of two adjacent upper pulley blocks form a pulley assembly, the circle center of the pulley of the lower pulley block of any pulley assembly is positioned on the center line between the pulleys of the left and right upper pulley blocks to ensure that the stress of the contact network cable between the pulleys is more uniform, so that the whole movement process is more stable when the distance between the upper frame body and the lower frame body is adjusted;
5. the adjusting rod is fixed by the upper frame body and cannot move, the adjusting rod is connected with the lower frame body through threads, when the lower frame body moves up and down due to rotation of the adjusting rod, the guide columns are used for enhancing the stability of the upper frame body and the lower frame body during movement;
6. the polished rod extends out of the upper frame body and is fixedly connected with the hand wheel, so that the adjusting rod is more labor-saving and convenient to rotate;
7. the adjusting rod is fixed with a limiting ring at one end close to the lower frame body, and the limiting ring is normally arranged at one side of the lower frame body far away from the upper frame body to prevent the lower frame body from escaping from the stroke of the guide column in the moving process.
Therefore, the utility model has the characteristics of rational in infrastructure, convenient to use, equipment cost low grade.
Drawings
FIG. 1 is a schematic diagram of the compensation rope of the present invention in a loose state;
fig. 2 is a working schematic diagram of the compensating rope in an over-tight state of the utility model.
Description of part numbers in the figures: 1. the device comprises an upper pulley block, a lower pulley block 2, an upper frame body 3, a lower frame body 4, a compensation rope 5, a pulley assembly 6, a guide post 7, an adjusting rod 8, a hand wheel 10, a limiting ring 11.
Detailed Description
The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.
Example (b):
referring to fig. 1 to 2, an embodiment of the present invention provides a fast regulator for a compensation device of a catenary, including an upper frame body 3, a lower frame body 4, an upper pulley block 1 rotatably connected to the upper frame body 3, and a lower pulley block 2 rotatably connected to the lower frame body 4.
The upper pulley block 1 and the lower pulley block 2 comprise a plurality of pulleys for connecting the compensating rope 5 in a pressure contact manner, the compensating rope 5 is wound on the pulleys up and down, the interval between the upper frame body 3 and the lower frame body 4 is adjusted by an interval adjusting device, and the upper frame body 3 and the lower frame body 4 are both made of metal parts. Before use, the compensating rope 5 is wound on each pulley from left to right and from top to bottom to form the compensating rope 5, the compensating rope 5 is matched and connected with the pulleys in a pressure contact mode, when the temperature is too high, the distance between the upper frame body 3 and the lower frame body 4 is increased through the interval adjusting device, so that the length of the compensating rope 5 wound on the pulleys is increased, the pre-tightening of the compensating rope 5 is formed, the accident of scratching and breaking the rope is avoided, when the temperature is reduced, the distance between the upper frame body 3 and the lower frame body 4 is reduced through the interval adjusting device, so that the length of the compensating rope 5 wound on the pulleys is reduced, the compensating rope is lengthened, the use influence caused by the over-tightening of the compensating rope 5 is avoided, the distance between the upper frame body 3 and the lower frame body 4 is adjusted through the interval adjusting device, so that the tensioning degree of the compensating rope 5 is adjusted, the device can realize the adjustment of the tensioning degree of the compensating rope 5 by a single person only by operating the adjusting device, the device has simple structure and low manufacturing cost, and does not need other additional tools while reducing the adjustment time.
The specific upper frame body 3 and the lower frame body 4 are of straight rod structures and are metal parts, the upper frame body 3 and the lower frame body 4 are arranged in parallel, the movement of the lower frame body 4 is more stable when the interval between the upper frame body 3 and the lower frame body 4 is adjusted through the interval adjusting device, and the interval adjusting allowance between the upper frame body 3 and the upper frame body 3 is increased as much as possible.
The pulley of any one of the lower pulley blocks 2 is connected with the centers of the pulleys of the left and right adjacent upper pulley blocks 1 in a V shape, so that the winding length of the compensating rope 5 is increased as much as possible under the condition that the number of the pulleys is equal and the interval between the upper frame body 3 and the lower frame body 4 is constant, and the adjustment amount of the compensating rope 5 is increased.
The pulley of specific arbitrary lower block 2 and the pulley of two adjacent upper pulley groups 1 constitute loose pulley assembly 6, and the centre of a circle of the pulley of arbitrary loose pulley assembly 6's lower loose pulley is located the central line between the pulleys of two upper pulley groups 1 about, and it is more even to guarantee the atress of compensation rope line 5 between each pulley to whole motion process is more stable when last support body 3 and lower support body 4 adjustment interval.
The pulley of specific arbitrary lower pulley group 2 and the pulley of two adjacent upper pulley groups 1 constitute loose pulley assembly 6, upper pulley group 1 with lower pulley group 2 constitute two sets of loose pulley assembly 6, the centre of a circle of the pulley of arbitrary loose pulley assembly 6's lower loose pulley is located the centre line between the pulley of two upper pulley groups 1 about to guarantee that the atress of compensation rope line 5 between each pulley is more even, thereby whole motion process is more stable when last support body 3 and lower support body 4 adjustment interval.
The specific interval adjusting device comprises a guide post 7 and an adjusting rod 8, one end of the adjusting rod 8 is connected with an upper frame body 3 in a rolling way through a rolling bearing, a threaded hole is formed in a lower frame body 4, the other end of the adjusting rod 8 is movably connected with the lower frame body 4 through the threaded hole, the adjusting rod 8 comprises a polished rod part connected with the upper frame body 3 in a rolling way and a screw rod part movably connected with the lower frame body 4, the lower frame body 4 is connected with the screw rod through trapezoidal threads, so that the transmission is continuous and stable, the bearing capacity is high, the transmission precision is high, the self-locking can be realized, the guide post 7 is arranged on each of two sides of an adjusting bolt, one end of the guide post 7 is fixedly connected with the upper frame body 3, the other end of the lower frame body 4 is provided with a guide hole in clearance fit with the guide post 7, the other end of the guide post 7 is movably connected with the lower frame body 4 through, adjusting rod 8 is fixed by last support body 3 and can not be removed, and when adjusting rod 8 passed through threaded connection with lower support body 4, lower support body 4 took place to reciprocate after the rotation of adjusting rod 8, and guide post 7 is used for strengthening the stability of last support body 3 and lower support body 4 when removing, and the polished rod prolongs support body 3 and hand wheel 10 fixed connection's effect and is more laborsaving convenient when such rotatory adjusting rod 8.
A limiting ring 11 is fixed at one end of the adjusting rod 8 close to the lower frame body 4, and the limiting ring 11 is normally arranged at one side of the lower frame body 4 far away from the upper frame body 3 to prevent the lower frame body 4 from escaping from the stroke of the guide post 7 in the moving process.
Claims (9)
1. The utility model provides a contact net compensation arrangement quick adjustment ware for the tensioning degree of adjustment compensation rope line, its characterized in that includes upper pulley group (1) and lower pulley group (2) that correspond the setting from top to bottom, upper pulley group and last support body (3) rotate and be connected, lower pulley group rotate with lower support body (4) and be connected, upper pulley group reach lower pulley group all include a plurality of and be used for pressure contact to connect the pulley of compensation rope line (5), the compensation rope line around establishing from top to bottom the pulley on, upper bracket body with lower support body between adjust through interval adjusting device last support body with lower support body between the interval.
2. The quick regulator of the contact net compensation device according to claim 1, wherein the upper frame body and the lower frame body are both of a straight rod structure, and the upper frame body and the lower frame body are arranged in parallel.
3. The quick regulator of the contact net compensation device according to claim 1 or 2, wherein a connecting line between a pulley of any one lower pulley set and a pulley center of a left adjacent upper pulley set and a pulley center of a right adjacent upper pulley set is V-shaped.
4. The contact net compensation device quick adjuster according to claim 3, characterized in that the pulley of any lower pulley set and the pulleys of two adjacent upper pulley sets form a pulley assembly (6), and the center of the pulley of the lower pulley set of any pulley assembly is located on the center line between the pulleys of the left and right upper pulley sets.
5. The rapid regulator of claim 4, wherein the upper pulley set and the lower pulley set form two sets of pulley assemblies.
6. The quick adjuster of the compensation device of the overhead line system according to claim 1, 2, 4 or 5, wherein the spacing adjusting device comprises a guide post (7) and an adjusting rod (8), one end of the adjusting rod is connected with the upper frame body in a rolling way through a rolling bearing, the lower frame body is provided with a threaded hole, the other end of the adjusting rod is movably connected with the lower frame body through the threaded hole, and the adjusting rod comprises a polished rod part connected with the upper frame body in a rolling way and a screw rod part movably connected with the lower frame body.
7. The quick regulator of the contact net compensation device according to claim 6, wherein the guide posts are arranged on both sides of the adjusting rod, one end of each guide post is fixedly connected with the upper frame body, the other end of the lower frame body is provided with a guide hole in clearance fit with the guide post, and the other end of each guide post is movably connected with the lower frame body through the guide hole.
8. The quick regulator of the contact net compensation device according to claim 7, wherein the polish rod extends out of the upper frame body and is fixedly connected with a hand wheel (10).
9. The quick regulator of the contact net compensation device according to claim 7, wherein a limiting ring (11) is fixed at one end of the adjusting rod close to the lower frame body, and the limiting ring is normally arranged at one side of the lower frame body far away from the upper frame body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020682233.5U CN212171985U (en) | 2020-04-29 | 2020-04-29 | Contact net compensation arrangement quick adjustment ware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020682233.5U CN212171985U (en) | 2020-04-29 | 2020-04-29 | Contact net compensation arrangement quick adjustment ware |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212171985U true CN212171985U (en) | 2020-12-18 |
Family
ID=73765698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020682233.5U Active CN212171985U (en) | 2020-04-29 | 2020-04-29 | Contact net compensation arrangement quick adjustment ware |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212171985U (en) |
-
2020
- 2020-04-29 CN CN202020682233.5U patent/CN212171985U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203033672U (en) | Gantry crane cable operation mechanism | |
| CN207016224U (en) | A kind of mild tension condition device of tension force dancer roll | |
| CN111559280A (en) | Railway contact net pulley block anchoring compensation device | |
| CN212171985U (en) | Contact net compensation arrangement quick adjustment ware | |
| CN202226566U (en) | Light type rope support device-free crown block for wide main-rope cable crane | |
| CN201105961Y (en) | Winch rope winder | |
| CN2868965Y (en) | Automobile crane hoisting device | |
| CN208562633U (en) | A kind of ring throstle of spindle lifting | |
| CN204624903U (en) | Elevator car rack | |
| CN204368924U (en) | A kind of indoor car formula weight tensioning arrangement | |
| CN205892407U (en) | Super high -speed elevator compensation arrangement's automatic balance system | |
| CN212769263U (en) | Elevator steel wire rope mounting device convenient for adjusting tension | |
| CN202897726U (en) | Tension-regulating device of elevator hoist ropes | |
| CN110802118B (en) | Push rod transmission equipment of rolling mill push bed | |
| CN221051210U (en) | Cable winding device | |
| CN213504395U (en) | Middle section bearing support piece of ski field conveyor belt | |
| CN219918099U (en) | Hoisting type power transformation switch cabinet | |
| CN219751482U (en) | Wire tension regulating and controlling winding device | |
| CN101941388A (en) | Design method of wind-proof anti-theft weight restraint bracket | |
| CN217574943U (en) | Single carrier cable single contact line compensation lower anchor device | |
| CN218948987U (en) | Contact net tension adjusting device | |
| CN219929363U (en) | Bridge girder erection machine lifting appliance for lifting bridge pier | |
| CN219730414U (en) | Single-rail rope breakage protection mechanism | |
| CN218858217U (en) | Formula flexible removal contact net is moved to long distance intelligence side | |
| CN219315364U (en) | Pretension device convenient to adjust |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |