CN218489502U

CN218489502U - Auxiliary device for anchor falling of contact net

Info

Publication number: CN218489502U
Application number: CN202222670604.XU
Authority: CN
Inventors: 金靖升; 郑涛华; 范彪; 孙威; 胡华; 赵枝宗
Original assignee: China Railway Construction Electrification Bureau Group Co Ltd; South Engineering Co Ltd of China Railway Construction Electrification Bureau Group Co Ltd
Current assignee: China Railway Construction Electrification Bureau Group Co Ltd; South Engineering Co Ltd of China Railway Construction Electrification Bureau Group Co Ltd
Priority date: 2022-10-11
Filing date: 2022-10-11
Publication date: 2023-02-17
Anticipated expiration: 2032-10-11

Abstract

The utility model provides an auxiliary device for anchor falls in contact net, including the tubular column, spring damper is installed to the inside bottom of tubular column, the roof is installed at the top of tubular column, the opening has been seted up at the top of tubular column one side, tubular column one side top is close to the bottom of opening and installs the fixed slot, the top of roof is equipped with electric putter and servo motor respectively, the inside top of tubular column is equipped with the guide pulley group, the top symmetrical cover of fixed slot is equipped with the traction wheel of mutually supporting with the guide pulley group, spring damper's top is connected with contact wire rope, the utility model discloses a structure cooperation of fixed slot and two sets of traction wheel can be stabilized spacing to contact net wire rope in opening department to under guide pulley group and spring damper's traction connection, thereby guarantee contact net wire rope at the inside fixed effect of tubular column, avoid contact net wire rope to appear displacement and length variation when the crab-bolt installation.

Description

Auxiliary device for anchor falling of contact net

Technical Field

The utility model relates to a contact net anchor technical field that falls specifically is a contact net auxiliary device for anchor that falls.

Background

The overhead line system is an important component of an urban rail transit power supply system, is a special form power transmission line which is arranged along a rail transit line and supplies power to an electric locomotive, is a special power supply device for supplying power to the electric locomotive or an electric locomotive group for rail transit and has no standby power supply equipment. The contact net can always keep normal and stable contact current collection in the high-speed running of the locomotive, has enough wear resistance and good conductivity, has the service life as long as possible, strives for simple structure, and stable performance is easy to construct and maintain.

In order to ensure the normal operation of the power supply contact network, the contact network lead is required to be always in a tensioning state, and the length of the contact network lead can be changed by external environmental factors. In order to compensate for the length change of the contact net lead, when the contact net is subjected to anchor falling work, the steel wire rope of the contact net is easy to change in length, and can also be dislocated along with the fixation of an anchor bolt of the contact net, and the contact net is not easy to reset and adjust the length change of the steel wire rope after being fixed, so that the stability of the anchor falling position of the contact net is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to above-mentioned prior art, the utility model provides a contact net auxiliary device for anchor that falls can compensate and spacing to the contact net during operation that falls the anchor, improves the stability that the contact net falls the anchor position.

The utility model provides a technical scheme: the utility model provides an auxiliary device for anchor falls in contact net, includes the tubular column, spring damper is installed to the inside bottom of tubular column, spring damper's top is connected with contact net wire rope, the opening has been seted up at the top of tubular column one side, the fixed slot is installed near the bottom of opening at tubular column one side top, the top of roof is equipped with electric putter and servo motor respectively, spring damper is installed to the inside bottom of tubular column, the inside top of tubular column is equipped with the guide pulley group, the top symmetry cover of fixed slot is equipped with the traction wheel of mutually supporting with the guide pulley group, contact net wire rope respectively with guide pulley group and two sets of traction wheel traction coordination, electric putter's lower extreme is provided with the stop gear who is used for injecing contact net wire rope, servo motor's output is connected with the adjustment mechanism who is used for adjusting the compensation length of contact net.

Further, adjustment mechanism is including installing in the threaded rod of servo motor's output, the outside of threaded rod is equipped with the internal thread piece of two sets of screw thread adaptations, and is two sets of the sleeve pipe is installed in the outside of internal thread piece, intraductal one side of cover is equipped with two sets of connecting plates, and two sets of connecting plates and contact net wire rope interconnect, the inside intermediate position department of tubular column is equipped with the regulation section, the sleeve pipe with adjust section sliding fit, the inside bottom that is close to the guide pulley group of tubular column is installed distance measuring sensor.

Furthermore, stop gear is including setting up in the sleeve of electric putter's output, the pinch roller is installed to telescopic bottom.

Further, the inside bottom of tubular column is equipped with the mount pad, and one side at mount pad top is equipped with the bearing frame, spring damper and mount pad interconnect, the threaded rod is established with the bearing frame cover and is connected, makes the threaded rod establish the stable rotation under the connection at the cover of bearing frame.

Furthermore, a positioning block is arranged in the middle of the inside of the fixing groove, the pressing wheel is opposite to the vertical surface of the positioning block, and the pressing wheel can be matched with the positioning hole in a structure to stably press and lock the steel wire rope of the contact net.

Furthermore, the outside of electric putter and servo motor all is equipped with the protecting crust, and the inboard of protecting crust is equipped with sealed the pad, increases electric putter and servo motor's protectiveness.

Furthermore, one side of the inside of the top plate is provided with a limiting sleeve, the sleeve is in guiding fit with the limiting sleeve, and the lifting of the sleeve is guided by the limiting sleeve, so that the lifting of the sleeve is more stable.

Furthermore, the both sides of pinch roller bottom are equipped with the notch, and the inboard of notch is equipped with the rubber slipmat, and accessible notch and rubber slipmat's structural cooperation and two sets of traction wheel contact location to the pressfitting of cooperation pinch roller effectively is fixed the locking to contact net wire rope.

Compared with the prior art, the beneficial effects of the utility model are that:

this auxiliary device for anchor falls in contact net passes through the structural cooperation of fixed slot and two sets of traction wheels, can stabilize spacing to contact net wire rope in logical opening department, and under the traction connection of guide pulley group and spring damper, thereby guarantee the fixed effect of contact net wire rope in the tubular column inside, the structure start-up that utilizes electric putter simultaneously drives the pinch roller and descends to between two sets of traction wheels, make pinch roller and two sets of traction wheels to contact net wire rope pressfitting locking, avoid contact net wire rope displacement and length variation to appear when the contact net crab-bolt is installed, and after the contact net is installed, the structure start-up of accessible servo motor drives the threaded rod rotation, make the sleeve pipe along with the rotation of threaded rod in the regulation section lift activity, thereby automatically regulated contact net wire rope's flexible length, increase device is to the stability and the supplementary efficiency of contact net installation.

Drawings

Fig. 1 is a perspective view of the present invention;

fig. 2 is a front sectional view of the present invention;

fig. 3 is an enlarged schematic view of the structure at a in fig. 2 according to the present invention;

fig. 4 is an enlarged schematic view of the structure at B of fig. 2 according to the present invention;

fig. 5 is a top view of the sleeve according to the present invention.

In the figure: 1. a pipe string; 2. fixing grooves; 3. a traction wheel; 4. a top plate; 5. an electric push rod; 6. a servo motor; 7. a spring damper; 8. a threaded rod; 9. a catenary wire rope; 10. an adjustment section; 11. a sleeve; 12. a pinch roller; 13. a guide wheel group; 14. a distance measuring sensor; 15. a sleeve; 16. an internal thread block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that unless otherwise explicitly specified or limited, the terms connected or connected should be interpreted broadly, for example, as a fixed connection or a detachable connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the present invention provides an embodiment: an auxiliary device for falling anchor of a contact net comprises a pipe column 1, wherein a top plate 4 is installed at the top of the pipe column 1, an opening is formed in the top of one side of the pipe column 1, a fixing groove 2 is installed at the bottom, close to the opening, of the top of one side of the pipe column 1, an electric push rod 5 and a servo motor 6 are respectively arranged at the top of the top plate 4, protective shells are arranged on the outer sides of the electric push rod 5 and the servo motor 6, sealing gaskets are arranged on the inner sides of the protective shells, the protection performance of the electric push rod 5 and the servo motor 6 is improved, a spring damper 7 is installed at the bottom inside the pipe column 1, a guide wheel group 13 is arranged at the top inside the pipe column 1, traction wheels 3 matched with the guide wheel group 13 are symmetrically sleeved at the top of the fixing groove 2, a steel wire rope 9 is connected to the top of the spring damper 7, and the contact net steel wire rope 9 is respectively in traction fit with the guide wheel group 13 and the two groups of traction wheels 3;

the output end of the servo motor 6 is provided with a threaded rod 8, the bottom inside the tubular column 1 is provided with a mounting seat, one side of the top of the mounting seat is provided with a bearing seat, a spring damper 7 is connected with the mounting seat, the threaded rod 8 is connected with a bearing seat sleeve to promote the threaded rod 8 to stably rotate under the sleeve connection of the bearing seat, the outer side of the threaded rod 8 is provided with two groups of internal thread blocks 16 with matched threads, the outer sides of the two groups of internal thread blocks 16 are provided with sleeves 15, one side inside the sleeves 15 is provided with two groups of connecting plates which are connected with a contact net steel wire rope 9, the middle position inside the tubular column 1 is provided with an adjusting section 10, the sleeves 15 are in sliding fit with the adjusting section 10, the bottom inside the tubular column 1, which is close to a guide wheel group 13, is provided with a distance measuring sensor 14, electric putter 5's output is equipped with sleeve 11, one side of roof 4 inside is equipped with the stop collar, sleeve 11 and stop collar guide cooperation, the direction is pull to sleeve 11's lift to the accessible stop collar, make sleeve 11 lift more stable, pinch roller 12 is installed to sleeve 11's bottom, 2 inside intermediate position departments of fixed slot are equipped with the locating piece, pinch roller 12 is relative with the locating piece perpendicular, the structure cooperation of accessible pinch roller 12 and locating hole, it locks to contact net wire rope stable pressfitting, the both sides of pinch roller 12 bottom are equipped with the notch, and the inboard of notch is equipped with the rubber slipmat, the structure cooperation of accessible notch and rubber slipmat and two sets of traction wheel 3 contact positionings, and the pressfitting of cooperation pinch roller 12, effectively to contact net wire rope 9 fixed locking.

When the device is used, a contact net steel wire rope 9 connected with a contact net can be connected with the spring shock absorber 7, the contact net steel wire rope 9 is guided by the inner side surfaces of the two groups of traction wheels 3 and the guide wheel group 13, so that the contact net can automatically compensate the length change of the contact net steel wire rope 9 along with the elastic structure of the spring shock absorber 7 when being installed, when an anchor bolt works, the sleeve 11 and the pressing wheel 12 can be driven to descend by starting the electric push rod 5, the pressing wheel 12 is driven to tightly press the upper part of the contact net steel wire rope 9, the pressing wheel 12 is matched with the two groups of traction wheels 3 to lock the contact net steel wire rope 9, at the moment, the contact net steel wire rope 9 can be limited not to generate position deviation and length expansion under the auxiliary fixation of the whole pipe column 1, so that the stable anchor bolt installation work can be carried out on the contact net, when the contact net is installed, the electric push rod 5 is started again to drive the sleeve 11 and the pinch roller 12 to retract, pressing locking of the contact net steel wire rope 9 is cancelled, the contact net steel wire rope 9 is enabled to be kept stable under traction of the two groups of traction wheels 3 and the guide wheel group 13 and elastic compensation of the spring damper 7, the servo motor 6 can be started according to requirements, the servo motor 6 is enabled to drive the two groups of inner thread blocks 16 to be in threaded fit to force the sleeve 15 to ascend and descend, the sleeve 15 is enabled to drive the contact net steel wire rope 9 to ascend and descend under limiting fit of the adjusting section 10 to adjust the length, so that after the contact net is installed, the compensation length of the contact net is automatically adjusted, measurement and observation can be conducted through the distance measuring sensor 14, the sleeve 15 is conveniently adjusted to be at a proper height, the auxiliary effect of anchor falling work is increased, and the stability of installation of the contact net is greatly improved.

The above description is only a detailed description of the specific embodiments of the present invention, and the present invention is not limited thereto, and any modifications, equivalent replacements, improvements, etc. made on the design concept of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an auxiliary device for anchor falls in contact net, includes tubular column (1), spring damper (7) are installed to the inside bottom of tubular column (1), the top of spring damper (7) is connected with contact net wire rope (9), its characterized in that, roof (4) are installed at the top of tubular column (1), the opening has been seted up at the top of tubular column (1) one side, fixed slot (2) are installed near the bottom of opening at tubular column (1) one side top, the top of roof (4) is equipped with electric putter (5) and servo motor (6) respectively, spring damper (7) are installed to the inside bottom of tubular column (1), the inside top of tubular column (1) is equipped with guide pulley group (13), the top symmetrical sleeve of fixed slot (2) is equipped with traction wheel (3) of mutually supporting with guide pulley group (13), wire rope (9) respectively with guide pulley group (13) and two sets of traction wheel (3) traction cooperation, the lower extreme of electric putter (5) is provided with the stop gear who is used for injecing contact net (9), the output of servo motor (6) is connected with the adjustment mechanism that is used for the compensation length of adjusting.

2. The auxiliary device for anchoring of the contact net according to claim 1, wherein the adjusting mechanism comprises a threaded rod (8) installed at the output end of the servo motor (6), two sets of internal thread blocks (16) matched with two sets of threads are arranged on the outer side of the threaded rod (8), a sleeve (15) is installed on the outer side of each internal thread block (16), two sets of connecting plates are arranged on one side of the inner portion of the sleeve (15) and connected with a steel wire rope (9) of the contact net, an adjusting section (10) is arranged at the middle position of the inner portion of the pipe column (1), the sleeve (15) is in sliding fit with the adjusting section (10), and a distance measuring sensor (14) is installed at the bottom, close to a guide wheel set (13), of the inner portion of the pipe column (1).

3. The auxiliary device for anchoring of the contact net according to claim 1, wherein the limiting mechanism comprises a sleeve (11) arranged at the output end of the electric push rod (5), and a pressing wheel (12) is installed at the bottom of the sleeve (11).

4. The auxiliary device for anchoring of the contact net according to claim 2, wherein a mounting seat is arranged at the bottom of the interior of the pipe column (1), a bearing seat is arranged on one side of the top of the mounting seat, the spring shock absorber (7) is connected with the mounting seat, and the threaded rod (8) is sleeved with the bearing seat and connected with the bearing seat.

5. The auxiliary device for anchoring of the overhead line system of claim 3, wherein a positioning block is arranged in the middle position inside the fixing groove (2), and the pressing wheel (12) is opposite to the vertical surface of the positioning block.

6. The auxiliary device for anchoring of the contact net according to claim 1, wherein protective shells are arranged on the outer sides of the electric push rod (5) and the servo motor (6), and sealing gaskets are arranged on the inner sides of the protective shells.

7. The auxiliary device for anchoring of the overhead line system according to claim 3, wherein a limiting sleeve is arranged on one side inside the top plate (4), and the sleeve (11) is in guiding fit with the limiting sleeve.

8. The auxiliary device for anchoring the overhead line system of claim 3, wherein notches are formed in two sides of the bottom of the pressing wheel (12), and rubber anti-slip pads are arranged on the inner sides of the notches.