CN213676651U

CN213676651U - Automatic adjustment rope supporting wheel structure of overhead man car

Info

Publication number: CN213676651U
Application number: CN202022029689.4U
Authority: CN
Inventors: 郑晨; 李恩阳; 成小峰; 刘径; 李婧; 李萌萌; 柴中华; 霍东辉; 高洋; 李静
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2021-07-13
Anticipated expiration: 2030-09-16

Abstract

The utility model discloses an automatic adjustment rope supporting wheel structure of an overhead man-vehicle, which comprises an external spline shaft, an internal spline shaft, a bearing, a supporting wheel and a supporting wheel bush, wherein one end of the external spline shaft is a threaded rod, the middle part of the external spline shaft is a fixed connection plate coaxially and fixedly connected with the threaded rod, the outer end surface of the fixed connection plate is coaxially and fixedly connected with a displacement shaft, and convex clamping blocks are circumferentially distributed on the displacement shaft; the inner spline shaft is annular, and clamping grooves are circumferentially distributed on the arc-shaped inner ring of the inner spline shaft; the inner spline shaft is sleeved on the displacement shaft of the outer spline shaft in a matching manner, and the clamping blocks are positioned in the corresponding clamping grooves; the bearing inner ring is sleeved on the outer ring wall of the inner spline shaft in a matching manner; the riding wheel is in a ring shape, is sleeved on the bearing outer ring in a matching way, and is sleeved with an annular riding wheel lining. The utility model discloses can make the internal spline axle of riding wheel shift on the external spline axle at wire rope's radial force, adjustment riding wheel center is unanimous with the wire rope center, has avoided wire rope's the condition that drops to take place.

Description

Automatic adjustment rope supporting wheel structure of overhead man car

Technical Field

The utility model relates to a hold in palm rope pulley technical field especially relates to an automatic adjustment holds in palm rope pulley structure for overhead people's car.

Background

The overhead man car is a new type of modern coal and mine personnel conveying equipment, mainly used for conveying personnel in inclined and level roadways of mines, and uses a friction wheel on a motor-driven speed reducer as a driving device and an overhead endless circulating steel wire rope as a traction load. The steel wire rope is mainly tensioned by a tail tensioning device and supported by a rope wheel along the way so as to maintain the winding degree and the tension of the steel wire rope between the rope supporting wheels.

The rope supporting wheel is a device for supporting the steel wire rope in the overhead man car, and has the main functions of supporting the operation of the steel wire rope, preventing the steel wire rope from sagging and avoiding the situations that passengers fall to the ground to endanger life safety and damage equipment.

At present, in the use process of the rope supporting wheel, the rope holding device needs to be installed on a steel wire rope, so that the rope supporting wheel is narrow, in the long-term use process, the center of the steel wire rope deviates from the center of the rope supporting wheel due to the deformation of a roadway, the operation vibration and the low installation precision, so that the steel wire rope falls off the rope supporting wheel, and the situations that the life safety of passengers is threatened when the seats fall to the ground and the equipment is damaged when the seats fall to the ground and are hung on other equipment facilities in the roadway are easy to.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an automatic adjustment rope supporting wheel structure of an overhead man car.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an automatic adjustment rope supporting wheel structure of an overhead man-vehicle comprises an external spline shaft 1, an internal spline shaft 2, a bearing 3, a supporting wheel 4 and a supporting wheel bushing 10,

one end of the external spline shaft 1 is a threaded rod 11, the middle part of the external spline shaft 1 is a fixed connection plate 12 coaxially and fixedly connected with the threaded rod 11, the outer end face of the fixed connection plate 12 is coaxially and fixedly connected with a displacement shaft 13, and convex clamping blocks are circumferentially distributed on the displacement shaft 13; the internal spline shaft 2 is annular, and clamping grooves 21 which correspond to the distributed clamping blocks one by one are inwards recessed in the circumferential direction on the arc-shaped inner ring of the internal spline shaft 2;

the internal spline shaft 2 is sleeved on the displacement shaft 13 of the external spline shaft 1 in a matching manner, and the fixture blocks are positioned in the corresponding clamping grooves 21; the inner ring of the bearing 3 is sleeved on the outer ring wall of the inner spline shaft 2 in a matching way; the riding wheel 4 is annular, the riding wheel 4 is sleeved on the outer ring of the bearing 3 in a matching way, and the outer ring of the riding wheel 4 is sleeved with the annular riding wheel lining 10.

Preferably, the outer end face of the displacement shaft 13 is distributed with fixedly connected threaded holes 14, the outer end face of the displacement shaft 13 is covered with a shaft end baffle 8, the shaft end baffle 8 is distributed with through holes corresponding to the fixedly connected threaded holes 14 one by one, and the corresponding through holes and the fixedly connected threaded holes are spirally and fixedly connected through shaft end bolts 9.

Preferably, connecting threaded holes are circumferentially distributed on the outer end face of the ring body of the riding wheel 4, an annular gland 7 is covered on the outer end face of the riding wheel 4, second through holes which correspond to the connecting threaded holes one to one are distributed on the gland 7, and the second through holes are fixedly connected with the corresponding connecting threaded holes through gland bolts 6 in a spiral mode.

Preferably, an annular inner gland is protruded inwards in the radial direction on the inner end surface of the supporting roller 4.

Preferably, an annular rim is coaxially and fixedly connected to the outer wall of the inner end of the riding wheel 4, and an annular boss protrudes outwards from the inner ring of the rim; limiting tables are annularly and concavely arranged on two sides of the inner ring of the supporting roller bushing 10, and the limiting tables on two sides of the supporting roller bushing 10 are respectively clamped on the annular boss of the wheel rim and the outer edge of the gland 7.

Preferably, the inner end surface of the gland 7 is in contact with one end surface of the internal spline shaft 2; the inner end surface of the inner gland is contacted with the other end surface of the inner spline shaft 2.

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

the utility model discloses an internal spline axle uses with the cooperation of external spline axle, and installation bearing, riding wheel bush, axle head baffle, axle head bolt, gland on the internal spline axle, when wire rope and riding wheel center are inconsistent, and wire rope's radial force makes the internal spline axle of riding wheel shift on the external spline axle, and adjustment riding wheel center is unanimous with wire rope center, and the condition that has avoided wire rope to drop wire rope takes place.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limitation. In the drawings:

FIG. 1 is a sectional view of the structure of the present invention;

FIG. 2 is a schematic view of the external spline shaft structure of the present invention;

FIG. 3 is a schematic view of the structure of the internal spline shaft of the present invention;

number in the figure: the external spline shaft comprises an external spline shaft 1, a threaded rod 11, a fixed connection plate 12, a displacement shaft 13, a fixed connection threaded hole 14, an internal spline shaft 2, a clamping groove 21, a bearing 3, a riding wheel 4, a steel wire rope 5, a gland bolt 6, a gland 7, a shaft end baffle 8, a shaft end bolt 9 and a riding wheel lining 10.

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.

Example (b): in order to avoid the deviation between the center of the steel wire rope and the riding wheel, which causes the steel wire rope to fall off the riding wheel, referring to fig. 1-3, the embodiment provides an automatic adjustment riding wheel structure of an overhead man-vehicle, which comprises an external spline shaft 1, an internal spline shaft 2, a bearing 3, a riding wheel 4 and a riding wheel bush 10,

The utility model discloses in, it has rigid coupling screw hole 14 to distribute on the outer terminal surface of displacement axle 13, is equipped with axle head baffle 8 at the outer terminal surface upper cover of displacement axle 13, and it has the through-hole with 14 one-to-one of rigid coupling screw hole to distribute on the axle head baffle 8, and passes through 9 spiral rigid couplings of axle head bolt between the through-hole that just correspond and the rigid coupling screw hole. The shaft end baffle 8 is convenient to install and disassemble, and the internal spline shaft 2 is convenient to install in a matched mode, take out and replace.

The utility model discloses in, circumference distributes on the outer terminal surface of ring body of riding wheel 4 has connecting screw hole, and the outer terminal surface upper cover of riding wheel 4 is equipped with annular gland 7, it has the second through-hole with the connecting screw hole one-to-one to distribute on gland 7, and the second through-hole passes through 6 spiral rigid couplings of gland bolt with the connecting screw hole that corresponds. The gland 7 is convenient to disassemble, so that the mounting and the dismounting of the bearing component can be convenient.

The utility model discloses in, radially protruding there is annular inner gland in the interior terminal surface of riding wheel 4, inner gland and gland cooperation have realized that bearing and internal spline shaft's axial is spacing.

In the utility model, the outer wall of the inner end of the riding wheel 4 is coaxially and fixedly connected with an annular wheel rim, and the inner ring of the wheel rim is outwards protruded with an annular boss; the two sides of the inner ring of the riding wheel bushing 10 are both annularly and concavely provided with limiting tables, and the limiting tables on the two sides of the riding wheel bushing 10 are respectively clamped at the annular boss of the wheel rim and the outer edge of the gland 7, so that the axial limiting operation of the riding wheel bushing 10 is realized.

In the present invention, the inner end surface of the gland 7 is in contact with one end surface of the internal spline shaft 2; the inner end surface of the inner gland is in contact with the other end surface of the inner spline shaft 2, so that the acting force can be synchronously acted on the inner spline shaft when the radial force of the steel wire rope 5 axially moves the riding wheel bush, and the effective axial movement of the inner spline shaft on the outer spline shaft is ensured.

The utility model discloses an internal spline axle uses with the cooperation of external spline axle, and last installation bearing, riding wheel bush of internal spline axle, when wire rope and the central inconsistent of riding wheel, wire rope's radial force makes the internal spline axle of riding wheel shift on the external spline axle, and adjustment riding wheel center is unanimous with the wire rope center, and the condition of having avoided wire rope to drop wire rope takes place.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an overhead people's car automatic adjustment holds in palm rope sheave structure which characterized in that: comprises an external spline shaft (1), an internal spline shaft (2), a bearing (3), a riding wheel (4) and a riding wheel bush (10),

one end of the external spline shaft (1) is a threaded rod (11), the middle part of the external spline shaft (1) is a fixed connection plate (12) coaxially and fixedly connected with the threaded rod (11), the outer end face of the fixed connection plate (12) is coaxially and fixedly connected with a displacement shaft (13), and convex clamping blocks are circumferentially distributed on the displacement shaft (13); the inner spline shaft (2) is annular, and clamping grooves (21) which correspond to the distributed clamping blocks one by one are inwards recessed in the circumferential direction on the arc-shaped inner ring of the inner spline shaft (2);

the inner spline shaft (2) is sleeved on the displacement shaft (13) of the outer spline shaft (1) in a matching manner, and the clamping blocks are positioned in the corresponding clamping grooves (21); the inner ring of the bearing (3) is sleeved on the outer ring wall of the inner spline shaft (2) in a matching manner; the riding wheel (4) is annular, the riding wheel (4) is sleeved on the outer ring of the bearing (3) in a matching way, and the outer ring of the riding wheel (4) is sleeved with an annular riding wheel lining (10).

2. The automatic adjusting rope supporting wheel structure of the overhead man-vehicle according to claim 1, characterized in that: fixedly connected threaded holes (14) are distributed in the outer end face of the displacement shaft (13), shaft end baffles (8) are covered on the outer end face of the displacement shaft (13), through holes which correspond to the fixedly connected threaded holes (14) one by one are distributed in the shaft end baffles (8), and the corresponding through holes are fixedly connected with the fixedly connected threaded holes in a spiral mode through shaft end bolts (9).

3. The automatic adjusting rope supporting wheel structure of the overhead man-vehicle according to claim 1, characterized in that: connecting threaded holes are circumferentially distributed in the outer end face of the ring body of the supporting wheel (4), an annular gland (7) is covered on the outer end face of the supporting wheel (4), second through holes which correspond to the connecting threaded holes one to one are distributed in the gland (7), and the second through holes are fixedly connected with the corresponding connecting threaded holes in a spiral mode through gland bolts (6).

4. The automatic adjusting rope supporting wheel structure of the overhead man-vehicle according to claim 3, characterized in that: an annular inner gland is inwards protruded on the inner end surface of the supporting wheel (4) along the radial direction.

5. The automatic adjusting rope supporting wheel structure of the overhead man-vehicle according to claim 3, characterized in that: an annular rim is coaxially and fixedly connected to the outer wall of the inner end of the riding wheel (4), and an annular boss protrudes outwards from the inner ring of the rim; limiting tables are annularly and concavely arranged on two sides of the inner ring of the riding wheel bushing (10), and the limiting tables on two sides of the riding wheel bushing (10) are respectively clamped on the annular boss of the wheel rim and the outer edge of the gland (7).

6. The automatic adjusting rope supporting wheel structure of the overhead man-vehicle according to claim 4, characterized in that: the inner end surface of the gland (7) is in contact with one end surface of the inner spline shaft (2); the inner end surface of the inner gland is contacted with the other end surface of the inner spline shaft (2).