CN216512295U

CN216512295U - Deviation correcting device of elevator traction belt

Info

Publication number: CN216512295U
Application number: CN202122859778.6U
Authority: CN
Inventors: 关春霞; 蒋宁宁
Original assignee: Zhongsheng Wan'an Construction Group Co ltd
Current assignee: Zhongsheng Wan'an Construction Group Co ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-05-13
Anticipated expiration: 2031-11-19

Abstract

The utility model discloses a deviation rectifying device of an elevator traction belt, which relates to the technical field of elevators and solves the problem that the deviation of the traction belt cannot be timely rectified, wherein the inner walls of two sides of a traction wheel are provided with movable grooves, one end of each movable groove is provided with a deviation rectifying groove, when the traction belt deviates to one side, the traction belt is firstly contacted with a ball to be in rolling friction with the ball, so that the traction belt is prevented from being damaged, when the traction belt continuously deviates to one side, the ball drives a poking plate to move to one side far away from the traction belt through a guide sliding sleeve, the poking plate drives a first telescopic rod to synchronously move, because the first telescopic rod and a second telescopic rod are of a wane structure, the second telescopic rod at the other end of the first telescopic rod moves in the opposite direction to the first telescopic rod, so that the deviation rectifying plate can be driven to move to the direction of a wheel groove, and the traction belt can be jacked back when the deviation rectifying plate moves, so that the traction belt can be timely corrected to be propped back to the original position.

Description

Deviation correcting device of elevator traction belt

Technical Field

The utility model relates to the technical field of elevators, in particular to a deviation correcting device for an elevator traction belt.

Background

The traction sheave is a rope sheave on the traction machine, and is also called a traction rope sheave or a driving rope sheave; the device is used for transferring traction power by an elevator, and the power is transferred by using the friction force between a traction steel wire rope and a rope groove on the edge of a traction sheave.

Because elevator traction belt is most to be the platykurtic structure, the axis of rotation central line and the elevator traction belt business turn over traction sheave race direction out of plumb can produce tangential force, when this tangential force can not effectively offset, the traction belt off tracking can appear, if can not in time rectify a deviation at the traction belt off tracking to it, operating personnel also can't in time discover to maintain, the traction belt will receive damaged behind race edge extrusion friction this moment, not only influences the normal use of elevator, will also influence the life of traction sheave simultaneously.

In view of the above-mentioned related technologies, the inventor believes that the phenomenon of deviation of the traction belt occurs after the traction belt operates for a long time, and if the deviation of the traction belt cannot be corrected in time, the traction belt is damaged after being squeezed and rubbed by the rim of the wheel groove.

SUMMERY OF THE UTILITY MODEL

The utility model provides a deviation rectifying device for an elevator traction belt, which aims to solve the problem that the deviation of the traction belt cannot be rectified timely.

The utility model provides a deviation correcting device for an elevator traction belt, which adopts the following technical scheme:

the deviation correcting device for the elevator traction belt comprises a traction sheave arranged on an elevator and a central shaft penetrating through the center of the traction sheave, wherein a sheave groove is formed in the middle of the traction sheave, the traction belt is wound in the middle of the sheave groove, movable grooves are formed in the inner walls of two sides of the sheave groove, a deviation correcting groove is formed in one end of each movable groove, and a telescopic piece is further arranged on one side, away from the sheave groove, of each movable groove.

By adopting the technical scheme, the traction belt is wound in the middle of the wheel groove, once the traction belt deviates, the movable groove and the deviation rectifying groove rectify the deviation of the traction belt in time, and when the traction belt cannot rectify the deviation, the traction belt extrudes the telescopic piece to alarm.

Optionally, guide rods are installed at two ends of the inner cavity of the movable groove, and a guide sliding sleeve is connected to the guide rods in a sliding mode.

Through adopting above-mentioned technical scheme, the guide sliding sleeve can produce the displacement at guide bar reciprocating motion.

Optionally, one end of the guide sliding sleeve, which is far away from the deviation rectifying groove, is connected with a connecting rod, a ball penetrates through the middle of the connecting rod, one end of the guide sliding sleeve, which is far away from the connecting rod, is connected with a poking plate, and the poking plate movably penetrates through one end of the movable groove.

Through adopting above-mentioned technical scheme, when dragging the area and produce the offset to one side and remove, dragging the area will take the lead contact with the ball and carry out rolling friction with it, prevent to cause the damage to dragging the area, the ball passes through the connecting rod and connects in the centre of direction sliding sleeve, and when dragging the area and lasting to one side skew, the ball will drive the stirring board through direction sliding sleeve and remove to the one side of keeping away from dragging the area.

Optionally, the lower end of the inner cavity of the deviation rectifying groove is connected with a positioning rod, one side of the positioning rod, which is far away from the movable groove, is provided with a deviation rectifying plate, and the deviation rectifying plate penetrates through one side of the traction sheave.

By adopting the technical scheme, the deviation correcting plate can push the traction belt back to the top, so that the traction belt can be timely corrected and pushed back to the original position.

Optionally, the middle of locating lever is provided with the articulated shaft, the articulated shaft is kept away from the one end of rectifying the board and is connected with first telescopic link, first telescopic link is articulated mutually with the striking plate, one side that first telescopic link was kept away from to the articulated shaft is connected with the second telescopic link, the second telescopic link is articulated mutually with rectifying the board.

Through adopting above-mentioned technical scheme, when the stirring board moves to the one side of keeping away from the traction area, the stirring board will drive first telescopic link synchronous motion, because first telescopic link and second telescopic link are the wane structure, the second telescopic link of the first telescopic link other end will be opposite direction motion rather than to can drive the direction removal of rectifying the board to the race.

Optionally, one end of the deviation correcting plate is movably connected with a connecting column, the connecting column is movably penetrated through one end of the deviation correcting plate, one end, far away from the positioning rod, of the deviation correcting plate is welded with a tightening plate, and one end, far away from the connecting column, of the tightening plate is connected with a buffer spring.

Through adopting above-mentioned technical scheme, the board of rectifying can be flexible on the spliced pole and adjust, when the board of rectifying moves to the direction of race, support tight board and also will extrude buffer spring and make its change, when the board of rectifying will tow the area back to the initial position in time rectify a deviation, buffer spring can kick-back the board of rectifying to the normal position, the component that produces the displacement such as first telescopic link, second telescopic link and ball will all kick-back to the initial position simultaneously, be convenient for rectify a deviation to towing the area secondary offset, prevent to tow and produce the damage after the area receives race edge extrusion friction.

Optionally, the extensible member includes the protective frame of fixed connection on the inner wall of activity groove one side, protective frame's middle activity is run through and is had flexible pressure head, protective frame keeps away from the one end of flexible pressure head and is connected with touch switch, be connected with audible-visual annunciator on the outer wall of driving sheave, touch switch is connected with audible-visual annunciator electricity.

Through adopting above-mentioned technical scheme, when the board of rectifying a deviation can't push back the traction area to initial position, the traction area will continuously extrude the ball and make it produce the displacement, when the inner wall of the race of other positions contacts of traction area, at this moment the ball will also extrude flexible pressure head and make it produce the displacement, the one end of keeping away from the ball during flexible pressure head displacement will contact touch switch and open audible-visual annunciator and send out the police dispatch newspaper, the operating personnel of being convenient for in time discovers and maintains, thereby the reduction that can the minimum degree of damage of traction area.

Optionally, limiting plates are welded on two sides of one end, far away from the touch switch, of the telescopic pressure head, and the limiting plates are connected with the outer wall of the protective frame through pressure springs.

Through adopting above-mentioned technical scheme, flexible pressure head is supported when tightly removing, and the limiting plate will extrude the pressure spring and cushion, and when the ball broke away from the one end of flexible pressure head, flexible pressure head will also be kick-backed by the pressure spring and break away from touch switch.

In summary, the utility model includes at least one of the following advantages:

1. when the dragging belt moves to one side in a deflection way, the dragging belt contacts with the balls first to perform rolling friction with the balls, so that the dragging belt is prevented from being damaged, when the dragging belt continuously moves to one side, the balls drive the poking plate to move to one side far away from the dragging belt through the guide sliding sleeve, at the moment, the poking plate drives the first telescopic rod to synchronously move, and because the first telescopic rod and the second telescopic rod are of a wane structure, the second telescopic rod at the other end of the first telescopic rod moves in the opposite direction to the first telescopic rod, the deviation correcting plate can be driven to move towards the wheel groove, and the dragging belt can be jacked back when the deviation correcting plate moves, so that the deviation correcting belt can be corrected in time and is propped back to the original position;

2. when the correction plate can not jack the traction belt back to the initial position, the traction belt can continuously extrude the balls to enable the balls to generate displacement, when the inner walls of the wheel grooves contacted with other parts of the traction belt, the balls can extrude the telescopic pressure head to enable the telescopic pressure head to generate displacement, one end, far away from the balls during displacement of the telescopic pressure head, of the telescopic pressure head can contact the touch switch to open the audible and visual alarm to give an alarm, so that an operator can timely find the damage degree of the traction belt, and the damage degree of the traction belt can be reduced to the minimum degree.

Drawings

FIG. 1 is a cross-sectional view of the overall structure of a first embodiment of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1 according to a first embodiment of the present invention;

fig. 3 is a sectional view of the extensible member and the audible and visual alarm according to the second embodiment of the present invention.

Description of reference numerals: 1. a traction sheave; 2. a central shaft; 3. a wheel groove; 4. a traction belt; 5. a movable groove; 51. a guide bar; 52. a guide sliding sleeve; 521. a connecting rod; 522. a ball bearing; 523. a poking plate; 6. a deviation rectifying groove; 61. positioning a rod; 611. hinging a shaft; 612. a first telescopic rod; 613. a second telescopic rod; 62. a deviation rectifying plate; 621. connecting columns; 622. a propping plate; 623. a buffer spring; 7. a telescoping member; 71. a protective frame; 72. a telescopic pressure head; 721. a limiting plate; 722. a pressure spring; 73. a touch switch; 74. an audible and visual alarm.

Detailed Description

The present invention is described in further detail below with reference to figures 1-3.

The first embodiment is as follows:

the embodiment of the utility model discloses a deviation correcting device for an elevator traction belt. Referring to fig. 1 and 2, the elevator traction sheave comprises a traction sheave 1 installed on an elevator and a central shaft 2 penetrating through the center of the traction sheave 1, a sheave groove 3 is formed in the middle of the traction sheave 1, a traction belt 4 is wound in the middle of the sheave groove 3, movable grooves 5 are formed in the inner walls of two sides of the sheave groove 3, guide rods 51 are installed at two ends of an inner cavity of each movable groove 5, a guide sliding sleeve 52 is further connected to each guide rod 51 in a sliding manner, a connecting rod 521 is connected to one end, far away from a deviation rectifying groove 6, of each guide sliding sleeve 52, and a ball 522 penetrates through the middle of each connecting rod 521;

the one end in activity groove 5 has been seted up and has been rectified groove 6, the inner chamber lower extreme in groove 6 of rectifying is connected with locating lever 61, one side that the locating lever 61 kept away from activity groove 5 is provided with the board 62 of rectifying, one side that activity groove 5 kept away from race 3 still is provided with extensible member 7, towing belt 4 twines in the centre of race 3, once towing belt 4 produces the skew, towing belt 4 will contact earlier rather than carry out rolling friction with ball 522, reduce and cause the damage to towing belt 4, when ball 522 is extruded and produce the skew, will drive the board 62 of rectifying and remove to opposite direction, at this moment rectifying board 62 can push back towing belt 4, make it in time rectify a deviation to towing belt 4, it is leaned back to the primary position and is rectified.

Referring to fig. 2, a shifting plate 523 is connected to an end of the guide sliding sleeve 52 away from the link 521, the shifting plate 523 movably penetrates through an end of the movable slot 5, the ball 522 is connected to the middle of the guide sliding sleeve 52 through the link 521, and when the traction belt 4 continuously deviates to one side, the ball 522 drives the shifting plate 523 to move to the side away from the traction belt 4 through the guide sliding sleeve 52.

Referring to fig. 2, a hinge shaft 611 is disposed in the middle of the positioning rod 61, one end of the hinge shaft 611, which is away from the deviation-correcting plate 62, is connected with a first telescopic rod 612, the first telescopic rod 612 is hinged to a toggle plate 523, one side of the hinge shaft 611, which is away from the first telescopic rod 612, is connected with a second telescopic rod 613, the second telescopic rod 613 is hinged to the deviation-correcting plate 62, when the toggle plate 523 moves to the side away from the traction belt 4, the toggle plate 523 drives the first telescopic rod 612 to synchronously swing, and because the first telescopic rod 612 and the second telescopic rod 613 are of a rocker structure, the second telescopic rod 613 at the other end of the first telescopic rod 612 moves in the opposite direction to the first telescopic rod 613, so as to drive the deviation-correcting plate 62 to move in the direction of the wheel groove 3.

Referring to fig. 2, one end of the deviation correcting plate 62 is movably connected to a connecting column 621, one end of the connecting column 621 penetrates through the deviation correcting plate 62, one end of the deviation correcting plate 62, which is far away from the positioning rod 61, is welded with a resisting plate 622, one end of the resisting plate 622, which is far away from the connecting column 621, is connected with a buffer spring 623, the deviation correcting plate 62 can be movably adjusted on the connecting column 621 in a telescopic manner, when the deviation correcting plate 62 moves towards the wheel groove 3, the resisting plate 622 also extrudes the buffer spring 623 to enable the buffer spring 623 to appear, when the deviation correcting plate 62 ejects the traction belt 4 to an initial position to correct the deviation in time, the buffer spring 623 can rebound the deviation correcting plate 62 to an original position, and meanwhile, displacement-generating elements such as the first telescopic rod 612, the second telescopic rod 613 and the balls 522 are rebounded to the initial position, which is convenient for correcting the next deviation of the traction belt 4, and reduces the damage generated after the traction belt 4 is extruded and rubbed by the edge of the wheel groove 3.

Example two:

referring to fig. 3, the difference between the second embodiment and the first embodiment is that the extensible member 7 includes a protection frame 71 fixedly connected to the inner wall of one side of the movable groove 5, an extensible ram 72 is movably inserted through the middle of the protection frame 71, one end of the protection frame 71 far away from the extensible ram 72 is connected to a touch switch 73, the outer wall of the traction sheave 1 is connected to an audible and visual alarm 74, the touch switch 73 is electrically connected to the audible and visual alarm 74, two sides of one end of the extensible ram 72 far away from the touch switch 73 are welded with limit plates 721, and the limit plates 721 are connected to the outer wall of the protection frame 71 through a compression spring 722.

When the deviation correcting plate 62 cannot jack the traction belt 4 back to the initial position, the traction belt 4 will continuously press the balls 522 to generate displacement, when the inner wall of the race 3 contacted with other parts of the traction belt 4 is contacted, the balls 522 will be pressed onto the telescopic press head 72, when the telescopic press head 72 is pressed tightly, the middle of the protective frame 71 penetrates through the pressing pressure spring 722 to perform buffer displacement, at this time, one end of the telescopic press head 72 far away from the balls 522 is contacted with the touch switch 73 to open the audible and visual alarm 74 to give an alarm, so that an operator can timely find out and maintain, and the damage degree of the traction belt 4 can be reduced to the minimum degree.

The above are all preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered by the protection scope of the utility model.

Claims

1. The utility model provides a deviation correcting device of elevator traction belt which characterized in that: the elevator traction sheave comprises a traction sheave (1) installed on an elevator and a central shaft (2) penetrating through the center of the traction sheave (1), a sheave groove (3) is formed in the middle of the traction sheave (1), a traction belt (4) is wound in the middle of the sheave groove (3), movable grooves (5) are formed in the inner walls of the two sides of the sheave groove (3), a deviation rectifying groove (6) is formed in one end of each movable groove (5), and a telescopic piece (7) is further arranged on one side, far away from the sheave groove (3), of each movable groove (5).

2. The apparatus for correcting a deviation of an elevator traction belt according to claim 1, wherein: guide rods (51) are installed at two ends of the inner cavity of the movable groove (5), and guide sliding sleeves (52) are further connected to the guide rods (51) in a sliding mode.

3. The apparatus for correcting a deviation of an elevator traction belt according to claim 2, wherein: one end, far away from the deviation rectifying groove (6), of the guide sliding sleeve (52) is connected with a connecting rod (521), a ball (522) penetrates through the middle of the connecting rod (521), one end, far away from the connecting rod (521), of the guide sliding sleeve (52) is connected with a poking plate (523), and the poking plate (523) movably penetrates through one end of the movable groove (5).

4. The apparatus for correcting a deviation of an elevator traction belt according to claim 1, wherein: the lower end of the inner cavity of the deviation rectifying groove (6) is connected with a positioning rod (61), a deviation rectifying plate (62) is arranged on one side, away from the movable groove (5), of the positioning rod (61), and the deviation rectifying plate (62) penetrates through one side of the traction sheave (1).

5. The apparatus for correcting a deviation of an elevator traction belt according to claim 4, wherein: the middle of the positioning rod (61) is provided with a hinge shaft (611), one end, far away from the deviation rectifying plate (62), of the hinge shaft (611) is connected with a first telescopic rod (612), the first telescopic rod (612) is hinged to a poking plate (523), one side, far away from the first telescopic rod (612), of the hinge shaft (611) is connected with a second telescopic rod (613), and the second telescopic rod (613) is hinged to the deviation rectifying plate (62).

6. The apparatus for correcting a deviation of an elevator traction belt according to claim 4, wherein: the one end swing joint of rectifying board (62) has spliced pole (621), spliced pole (621) is run through the one end activity of rectifying board (62), the one end welding that locating lever (61) were kept away from in rectifying board (62) has and supports tight board (622), the one end that connecting pole (621) were kept away from in tight board (622) is connected with buffer spring (623).

7. The apparatus for correcting a deviation of an elevator traction belt according to claim 1, wherein: extensible member (7) include protective frame (71) of fixed connection on movable groove (5) one side inner wall, protective frame's (71) middle activity runs through and has flexible pressure head (72), protective frame (71) keep away from the one end of flexible pressure head (72) and be connected with touch switch (73), be connected with audible-visual annunciator (74) on the outer wall of driving sheave (1), touch switch (73) are connected with audible-visual annunciator (74) electricity.

8. The apparatus for correcting a deviation of an elevator traction belt according to claim 7, wherein: limiting plates (721) are welded on two sides of one end, far away from the touch switch (73), of the telescopic pressure head (72), and the limiting plates (721) are connected with the outer wall of the protective frame (71) through pressure springs 722.