CN216033911U

CN216033911U - Constant tension spring compensation device locking structure

Info

Publication number: CN216033911U
Application number: CN202121878471.4U
Authority: CN
Inventors: 高勇; 孙庆勇
Original assignee: Jiangsu Dalicheng Electrical Co ltd
Current assignee: Jiangsu Dalicheng Electrical Co ltd
Priority date: 2021-08-12
Filing date: 2021-08-12
Publication date: 2022-03-15
Anticipated expiration: 2031-08-12

Abstract

The utility model relates to the technical field of power equipment, and discloses a constant tension spring compensation device locking structure, which solves the problems that the existing constant tension spring compensation device has no effective locking structure and can not be conveniently adjusted when a contact line expands with heat and contracts with cold in summer and winter; this permanent tension spring compensation arrangement has effectual locking structure to the stability of permanent tension spring compensation arrangement's use has been kept, and this locking structure can conveniently adjust the operation to permanent tension spring compensation arrangement simultaneously, thereby makes permanent tension spring compensation arrangement's use more convenient.

Description

Constant tension spring compensation device locking structure

Technical Field

The utility model belongs to the technical field of power equipment, and particularly relates to a locking structure of a constant-tension spring compensation device.

Background

The constant tension spring compensator is a sag adjusting device which is commonly used in electrified railways and subways and used for compensating the length change of a contact line and a carrier cable of the contact line, a constant tension spring compensator body is formed by connecting a plurality of groups of plane energy storage scroll springs in parallel, the middle of the constant tension spring compensator body is connected with a bearing and connected with involute grooved wheels at two sides outside the body, the contact line and the carrier cable of the contact line are connected to gradually-developed line grooved wheels of the constant tension spring compensator through compensating ropes, when the environmental temperature changes, the contact line and the carrier cable expand with heat and contract with cold, the length of the gradual-boosting slot wheel is changed, the energy storage spiral spring set on the same mandrel with the gradual-boosting slot wheel can be wound up or unwound, the generated torque drives the gradual-boosting slot wheel to rotate, thereby the compensation rope of control winding on gradual expending slot wheel shortens or extends to the length variation of compensation catenary and contact wire guarantees that contact net contact wire and catenary tension still maintain the constant value when length variation.

The existing constant tension spring compensation device has no effective locking structure and can not be conveniently adjusted when the contact line expands with heat and contracts with cold in summer and winter; therefore, improvements are now needed in view of the current situation.

SUMMERY OF THE UTILITY MODEL

In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a locking structure of a constant tension spring compensation device, which effectively solves the problems that the conventional constant tension spring compensation device has no effective locking structure and cannot be conveniently adjusted when the contact line expands with heat and contracts with cold in summer and winter.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a permanent tension spring compensation arrangement locking structure, includes the compensation arrangement body, the one end fixed mounting of compensation arrangement body main shaft has the round wheel, the periphery fixed mounting of round wheel has the ratchet ring, the lower part fixed mounting of compensation arrangement body one end has fixed box, the adjustment tank has been seted up at the middle part of fixed box, the pothook is installed on the upper portion of adjustment tank, the hook end portion and the ratchet ring joint of pothook, the one end fixed mounting of fixed box has the fixed block, install first spring between the top of fixed block and one side of pothook hook end portion, install adjusting part between the inside of adjustment tank and the other end of pothook.

Preferably, the upper part of the adjusting groove is fixedly provided with a fixed shaft, and one side of the clamping hook is rotatably connected to the middle part of the fixed shaft.

Preferably, a long sliding groove is formed in one end of the adjusting groove, and a second spring is installed between one end of the adjusting groove and the top of the adjusting groove.

Preferably, the both sides of adjustment tank inside all are seted up flutedly, and the adjusting part includes the fall U-shaped board, and the slip joint of the fall U-shaped board is between two recesses, and is connected with the connecting rod between the inboard both ends of the fall U-shaped board, and the connecting rod runs through long spout, and the mid-mounting in the fall U-shaped board outside has the hollow tube, and the inside of hollow tube is pegged graft and is had the dwang, and the one end of dwang is rotated with the inner wall of adjustment tank and is connected, and the cushion rubber piece is all installed to the one end of two recesses.

Preferably, the motor is installed to the one end of fixed box, the output of motor and an tip fixed connection of dwang, and the surface mounting of motor has the protection casing.

Preferably, the threaded ring groove is formed in the hollow tube, the vertical groove is formed in the hollow tube and located between two ends of the threaded ring groove, the bayonet lock is fixedly mounted at the other end of the rotating rod, and the bayonet lock is slidably clamped between the threaded ring groove and the vertical groove.

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

(1) during work, the constant tension spring compensation device is provided with an effective locking structure through the compensation device body, the round wheel, the ratchet ring, the fixing box, the adjusting groove, the clamping hook, the fixing block, the first spring and the adjusting assembly, so that the stability of the constant tension spring compensation device in use is kept, and meanwhile, the locking structure can conveniently adjust the constant tension spring compensation device, so that the constant tension spring compensation device is more convenient and faster to use; therefore, the locking structure can meet the use requirement of the constant tension spring compensation device;

(2) the main shaft of the compensation device body drives the circular wheel to rotate, the rotation of the circular wheel can drive the ratchet ring to rotate, the rotation of the ratchet ring can extrude the hook end part of the hook to effectively rotate, and meanwhile, the hook end part of the hook can be effectively clamped with the ratchet ring through the elastic restoring force of the first spring, so that the compensation device body can stably and effectively perform rolling adjustment;

by starting the motor, the rotating rod drives the clamping pin to rotate, the rotation of the clamping pin can move to the other end at one end of the threaded ring groove, meanwhile, the hollow pipe can move at the rotating rod to enable the rotating rod to be accommodated in the hollow pipe, the movement of the hollow pipe can drive the inverted U-shaped plate to slide in the two grooves, the movement of the inverted U-shaped plate can drive the connecting rod to move in the long sliding groove to rotatably adjust the clamping hook, the clamping hook can compress the first spring and the second spring, meanwhile, the hook end part of the clamping hook can be separated from the ratchet ring, then, the main shaft of the compensation device body can be reversely adjusted, meanwhile, the clamping pin can be positioned at one end of the vertical groove after moving to the other end at one end of the threaded ring groove, at the moment, the clamping hook can be rotated to the original position and can be clamped with the ratchet ring through the elastic restoring force of the first spring and the second spring, the pothook rotates to resume and can drive the board of falling U through the connecting rod and move to the normal position in the inside of two recesses, and the removal of the board of falling U can drive the hollow tube and move, and the removal of hollow tube can make the bayonet lock move to the other end and be located the one end (initial position promptly) in screw ring groove from the one end of erecting the groove, later can start motor once more rotate one end and reverse the compensation arrangement body and unreel the regulation.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.

In the drawings:

FIG. 1 is a schematic cross-sectional view of the present invention;

FIG. 2 is a schematic view of a portion of FIG. 1 according to the present invention;

FIG. 3 is a schematic expanded cross-sectional view of the hollow tube and rotating rod of the present invention;

in the figure: 1. a compensating device body; 2. a round wheel; 3. a ratchet ring; 4. a fixing box; 5. an adjustment groove; 501. a fixed shaft; 502. a long chute; 503. a second spring; 6. a hook; 7. a fixed block; 8. a first spring; 9. an adjustment assembly; 901. an inverted U-shaped plate; 902. a connecting rod; 903. a hollow tube; 9031. a threaded ring groove; 9032. a vertical slot; 904. rotating the rod; 9041. a bayonet lock; 10. a groove; 1001. a buffer rubber block; 11. an electric motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the first embodiment, as shown in fig. 1 and 2, the compensation device comprises a compensation device body 1, wherein a circular wheel 2 is fixedly mounted at one end of a main shaft of the compensation device body 1, a ratchet ring 3 is fixedly mounted on the circumferential surface of the circular wheel 2, a fixed box 4 is fixedly mounted at the lower part of one end of the compensation device body 1, an adjusting groove 5 is formed in the middle of the fixed box 4, a hook 6 is mounted at the upper part of the adjusting groove 5, a fixed shaft 501 is fixedly mounted at the upper part of the adjusting groove 5, and one side of the hook 6 is rotatably connected to the middle of the fixed shaft 501, so that the hook 6 can be effectively rotatably adjusted;

the hook end part of the hook 6 is clamped with the ratchet ring 3, one end of the fixing box 4 is fixedly provided with the fixing block 7, a first spring 8 is arranged between the top of the fixing block 7 and one side of the hook end part of the hook 6, the hook end part of the hook 6 can be clamped with the ratchet ring 3 through the arrangement of the first spring 8, the main shaft of the compensation device body 1 drives the circular wheel 2 to rotate, the circular wheel 2 can drive the ratchet ring 3 to rotate, the rotation of the ratchet ring 3 can extrude the hook end part of the hook 6 to effectively rotate, and meanwhile, the hook end part of the hook 6 can be effectively clamped with the ratchet ring 3 through the elastic restoring force of the first spring 8, so that the compensation device body 1 can be stably and effectively wound and adjusted;

an adjusting component 9 is arranged between the inner part of the adjusting groove 5 and the other end of the clamping hook 6.

In the second embodiment, on the basis of the first embodiment, as shown in fig. 2 and 3, a long sliding groove 502 is formed at one end of the adjusting groove 5, a second spring 503 is installed between one end of the adjusting groove 5 and the top of the adjusting groove 5, and the hook 6 compresses the first spring 8 and the second spring 503 in the rotating process through the arrangement of the second spring 503 so as to be capable of effectively restoring to the original position;

the two sides of the inside of the adjusting groove 5 are provided with grooves 10, the adjusting assembly 9 comprises an inverted U-shaped plate 901, the inverted U-shaped plate 901 is connected between the two grooves 10 in a sliding and clamping mode, a connecting rod 902 is connected between the two ends of the inner side of the inverted U-shaped plate 901, the connecting rod 902 penetrates through the long sliding groove 502, a hollow tube 903 is installed in the middle of the outer side of the inverted U-shaped plate 901, a rotating rod 904 is inserted into the hollow tube 903, one end of the rotating rod 904 is rotatably connected with the inner wall of the adjusting groove 5, and one end of each of the two grooves 10 is provided with a buffer rubber block 1001, so that the clamping hook 6 can be effectively adjusted;

one end of the fixed box 4 is provided with a motor 11, the output end of the motor 11 is fixedly connected with one end part of the rotating rod 904, and the surface of the motor 11 is provided with a protective cover;

a threaded ring groove 9031 is formed in the hollow tube 903, a vertical groove 9032 is formed in the hollow tube 903 and between two ends of the threaded ring groove 9031, a clamping pin 9041 is fixedly installed at the other end of the rotating rod 904, and the clamping pin 9041 is clamped between the threaded ring groove 9031 and the vertical groove 9032 in a sliding mode, so that the clamping hook 6 can be effectively adjusted to be separated from the ratchet ring 3, and the spindle of the compensation device body 1 can be reversely unreeled and adjusted;

by starting the motor 11, the rotating rod 904 drives the bayonet 9041 to rotate, the bayonet 9041 can move from one end of the threaded ring groove 9031 to the other end, and meanwhile, the hollow pipe 903 can move from the rotating rod 904 to enable the rotating rod 904 to be accommodated in the hollow pipe 903, the hollow pipe 903 can move to drive the inverted U-shaped plate 901 to slide in the two grooves 10, the inverted U-shaped plate 901 can move to drive the connecting rod 902 to move in the long sliding groove 502 to rotationally adjust the hook 6, so that the hook 6 compresses the first spring 8 and the second spring 503, the hook end of the hook 6 can be separated from the ratchet ring 3, the main shaft of the compensation device body 1 can be reversely adjusted, and meanwhile, the bayonet 9041 can move from one end of the threaded ring groove 9031 to the other end and is located at one end of the vertical groove 9032, and at the moment, the elastic restoring force of the first spring 8 and the second spring 503 is utilized, the hook 6 can be rotated to return to the original position, the hook end portion of the hook 6 is clamped with the ratchet ring 3, the hook 6 is rotated to return to the original position, the inverted-U-shaped plate 901 is driven to move to the original position in the two grooves 10 through the connecting rod 902, the hollow tube 903 is driven to move by the movement of the inverted-U-shaped plate 901, the bayonet pin 9041 can move from one end of the vertical groove 9032 to the other end and be located at one end (namely the initial position) of the threaded ring groove 9031 by the movement of the hollow tube 903, and then the motor 11 can be started again to rotate one end to reversely unreel the compensation device body 1.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A constant tension spring compensation device locking structure, includes compensation device body (1), its characterized in that: the one end fixed mounting of compensation arrangement body (1) main shaft has round wheel (2), the periphery fixed mounting of round wheel (2) has ratchet ring gear (3), the lower part fixed mounting of compensation arrangement body (1) one end has fixed box (4), adjustment tank (5) have been seted up at the middle part of fixed box (4), pothook (6) are installed on the upper portion of adjustment tank (5), the hook tip and ratchet ring gear (3) joint of pothook (6), the one end fixed mounting of fixed box (4) has fixed block (7), install first spring (8) between the top of fixed block (7) and one side of pothook (6) hook tip, install adjusting part (9) between the inside of adjustment tank (5) and the other end of pothook (6).

2. A constant tension spring compensating device locking arrangement as claimed in claim 1, wherein: the upper part of the adjusting groove (5) is fixedly provided with a fixed shaft (501), and one side of the hook (6) is rotatably connected to the middle part of the fixed shaft (501).

3. A constant tension spring compensating device locking arrangement as claimed in claim 1, wherein: a long sliding groove (502) is formed in one end of the adjusting groove (5), and a second spring (503) is installed between one end of the adjusting groove (5) and the top of the adjusting groove (5).

4. A constant tension spring compensating device locking arrangement as claimed in claim 1, wherein: the inside both sides of adjustment tank (5) all are seted up fluted (10), adjust subassembly (9) including falling U-shaped plate (901), fall U-shaped plate (901) slip joint between two recess (10), and be connected with connecting rod (902) between the both ends of falling U-shaped plate (901) inboard, long spout (502) are run through in connecting rod (902), the mid-mounting in the falling U-shaped plate (901) outside has hollow tube (903), the inside grafting of hollow tube (903) has dwang (904), the one end of dwang (904) is rotated with the inner wall of adjustment tank (5) and is connected, cushion rubber piece (1001) are all installed to the one end of two recess (10).

5. A constant tension spring compensating device locking arrangement as claimed in claim 1, wherein: motor (11) are installed to the one end of fixed box (4), the output of motor (11) and an tip fixed connection of dwang (904), and the surface mounting of motor (11) has the protection casing.

6. A constant tension spring compensating device locking arrangement as claimed in claim 4, wherein: the hollow pipe (903) is internally provided with a threaded ring groove (9031), a vertical groove (9032) is formed between two ends of the threaded ring groove (9031) and inside the hollow pipe (903), the other end of the rotating rod (904) is fixedly provided with a clamping pin (9041), and the clamping pin (9041) is slidably clamped between the threaded ring groove (9031) and the vertical groove (9032).