Track beam support adjusting device

文档序号:402202 发布日期:2021-12-17 浏览:8次 中文

阅读说明:本技术 轨道梁支座调节装置 (Track beam support adjusting device ) 是由 王传方 高克军 冯信福 余强 于 2020-06-17 设计创作,主要内容包括:本公开涉及一种轨道梁支座调节装置,包括:支座支架以及支座横梁。其中,支座支架可上下调节地设置在底模台车上,支座支架包括:架体、用于驱动架体沿着X方向水平滑动的第一滑动机构、以及用于驱动架体沿着Y方向水平滑动的第二滑动机构。支座横梁安装在架体上,用于承载支座。架体包括用于驱动支座横梁水平摆动的摆动机构。通过上述技术方案,能够使得支座位置的调节更加省时省力,提高了支座位置调节的效率。(The present disclosure relates to a track beam support adjusting device, including: support bracket and support crossbeam. Wherein, support can set up on the die block platform truck with adjusting from top to bottom, support includes: the frame body, be used for driving the frame body along X direction horizontal slip's first slide mechanism and be used for driving the frame body along Y direction horizontal slip's second slide mechanism. The support crossbeam is arranged on the frame body and used for bearing the support. The frame body comprises a swing mechanism for driving the support beam to swing horizontally. Through the technical scheme, the adjusting of the position of the support can be more time-saving and labor-saving, and the efficiency of adjusting the position of the support is improved.)

1. A track beam support adjustment device, comprising:

support (2), can set up on the die block platform truck with adjusting from top to bottom, support (2) include:

a frame body (21);

the first sliding mechanism is used for driving the frame body (21) to horizontally slide along the X direction;

and

the second sliding mechanism is used for driving the rack body (21) to horizontally slide along the Y direction;

and

a support cross beam (3) which is arranged on the frame body (21) and is used for bearing a support,

the frame body (21) comprises a swing mechanism (28) for driving the support cross beam (3) to swing horizontally.

2. Track beam support adjustment device according to claim 1, characterized in that the support cross beam (3) is mounted horizontally rotatable on a frame body (21) by means of a latch (31) at a first end and is formed as a free end horizontally swingable around the first end, which free end is connected to the swing mechanism (28);

the swing mechanism (28) includes: a first threaded rod (281), a threaded sleeve (282) and a second threaded rod (283), wherein the first threaded rod (281) is used for connecting to the free end of the support crossbeam (3), the second threaded rod (283) is used for connecting to the frame body (21), the threaded sleeve (282) is connected with the first threaded rod (281) through a first thread pair, the threaded sleeve (282) is connected with the second threaded rod (283) through a second thread pair, the first thread pair and the second thread pair are opposite in rotation direction, so that when the threaded sleeve (282) rotates, the first threaded rod (281) and the second threaded rod (283) oppositely move relative to the threaded sleeve (282).

3. Track beam support adjustment device according to claim 2, characterized in that the swing mechanism (28) has two, one on each side of the free end of the support beam (3).

4. The track beam support adjusting device according to claim 1, wherein the support bracket (2) further comprises a first bottom plate (1) fixedly mounted on the bottom die trolley and a second bottom plate (22) arranged above the first bottom plate (1) at intervals, the frame body (21) is mounted above the second bottom plate (22), the second bottom plate (22) is provided with a plurality of threaded holes (221), the second bottom plate is connected with a first adjusting bolt (222) which penetrates through the threaded holes (221) from top to bottom in a matched manner, and the first adjusting bolt (222) vertically abuts against the upper surface of the first bottom plate (1).

5. The track beam bearer adjustment arrangement according to claim 4, wherein the bearer support (2) further comprises a connection plate (23), the shelf (21) being mounted above the connection plate (23), the connection plate (23) being slidably mounted above the second base plate (22) in the X-direction by the first sliding mechanism comprising:

the first sliding rail assembly (24) is installed between the second bottom plate (22) and the connecting plate (23) and comprises a first sliding rail and a first sliding block which are in sliding fit along the X direction; and

the first driving assembly (25) comprises a third threaded rod and a first moving piece, wherein the third threaded rod is in threaded fit with the first moving piece, the first moving piece is sleeved on the third threaded rod and is connected with the connecting plate (23), and rotary motion of the third threaded rod can be converted into linear motion of the first moving piece along the X direction.

6. The track beam mount adjustment device of claim 5, wherein a lead angle of the third threaded rod is less than an equivalent friction angle between the first moving member and the third threaded rod.

7. Track beam support adjustment device according to claim 5, characterized in that the shelf (21) is slidably mounted over the connection plate (23) in the Y-direction by means of the second sliding mechanism comprising:

the second sliding rail assembly (26) is arranged between the connecting plate (23) and the frame body (21) and comprises a second sliding rail and a second sliding block which are in sliding fit along the Y direction; and

the second driving assembly (27) comprises a fourth threaded rod and a second moving piece, the fourth threaded rod is in threaded fit with the second moving piece, the second moving piece is sleeved on the fourth threaded rod and is connected with the frame body (21), and rotary motion of the fourth threaded rod can be converted into linear motion of the second moving piece along the Y direction.

8. The track beam mount adjustment device of claim 7, wherein a lead angle of the fourth threaded rod is less than an equivalent friction angle between the second moving member and the fourth threaded rod.

9. The rail beam support adjusting device according to claim 1, wherein a first adjusting leg (32) is disposed between the support beam (3) and the frame body (21), and the first adjusting leg (32) comprises two first support plates disposed at an interval from top to bottom, and a second adjusting bolt disposed between the two first support plates.

10. The track beam support adjusting device according to claim 1, characterized in that a support block (33) for supporting the support is arranged on the support beam (3), and two anchor bolts corresponding to the prepared holes of the support are vertically arranged on the support block (33).

11. The track beam support adjusting device according to claim 1, further comprising a bottom formwork (4) arranged above the support bracket (2), wherein the bottom formwork (4) is provided with an opening for the support to pass through for being mounted on the support beam (3).

12. Track beam support adjustment device according to claim 11, characterized in that a pin seat (34) is provided on the support cross beam (3), and two positioning pins (35) corresponding to the prepared holes for the bottom form (4) are provided on the pin seat (34).

13. Track beam support adjustment arrangement according to claim 11, characterized in that the bottom form (4) comprises two C-shaped plates joined opposite at a gap.

14. The track beam support adjusting device according to claim 11, characterized in that a second adjusting leg (29) is arranged between the support bracket (2) and the bottom form (4), and the second adjusting leg (29) comprises two second support plates arranged at an interval up and down and a third adjusting bolt arranged between the two second support plates.

15. The rail beam stand adjustment device according to claim 1, further comprising a plurality of tightening bolts (5) provided on a frame body (21) for tightening the stand in a horizontal direction to fix a position of the stand in the horizontal direction.

Technical Field

The utility model relates to a track traffic field specifically relates to a track roof beam support adjusting device.

Background

The track beam is used as a track for running of the train, the position of the track beam is always kept within a design allowable range, and the position of the track beam caused by settlement of the track beam in the process of erection construction or operation is adjusted only through the track beam support only when the position of the track beam exceeds the design allowable range, so that the adjustment of the position of the track beam support is of great importance.

In the construction process, firstly, a support is required to be placed on a support adjusting device, the support adjusting device is hoisted to a track beam bottom die trolley, and then the position of the support is adjusted by utilizing a crowbar or a jack in a manner of prying the whole adjusting device. Because support and support adjusting device weight are heavier, adopt crow bar or jack to adjust the mode of support position, need many people cooperation operation, increased the amount of labour, lead to the support to adjust the time of operation longer, the efficiency of construction is lower.

Disclosure of Invention

The utility model aims at providing a track roof beam support adjusting device can improve the efficiency of track roof beam support position control.

In order to achieve the above object, the present disclosure provides a track beam mount adjusting apparatus, including:

the support sets up on the die block platform truck with adjusting from top to bottom, the support includes:

a frame body;

the first sliding mechanism is used for driving the rack body to horizontally slide along the X direction; and

the second sliding mechanism is used for driving the rack body to horizontally slide along the Y direction; and

a support crossbeam arranged on the frame body and used for bearing a support,

the support body comprises a swing mechanism for driving the support beam to swing horizontally.

Optionally, the first end of the support beam is horizontally and rotatably installed on the frame body through a bolt, the second end is formed into a free end which can horizontally swing around the first end, the free end is connected to the swing mechanism,

the swing mechanism includes: first threaded rod, threaded sleeve and second threaded rod, wherein, first threaded rod is used for being connected to the free end of support crossbeam, second threaded rod is used for being connected to the support body, threaded sleeve with first threaded rod passes through first screw thread pair and connects, threaded sleeve with the second threaded rod passes through second screw thread pair and connects, first screw thread pair with second screw thread pair revolves to opposite, so that when threaded sleeve rotated, first threaded rod with the second threaded rod for threaded sleeve reverse movement.

Optionally, the two swing mechanisms are respectively arranged at the left side and the right side of the free end of the support beam.

Optionally, the support still includes and is used for fixed mounting the first bottom plate on the die block platform truck to and the interval sets up the second bottom plate of the top of first bottom plate, the support body is installed the top of second bottom plate, a plurality of screw holes have been seted up on the second bottom plate, and the cooperation is connected with from last to passing down the first adjusting bolt of screw hole, first adjusting bolt supports the top perpendicularly the upper surface of first bottom plate.

Optionally, the support bracket further includes a connecting plate, the frame body is mounted above the connecting plate, the connecting plate is slidably mounted above the second base plate along the X direction by the first sliding mechanism, and the first sliding mechanism includes:

the first sliding rail assembly is arranged between the second bottom plate and the connecting plate and comprises a first sliding rail and a first sliding block which are in sliding fit along the X direction; and

the first driving assembly comprises a third threaded rod and a first moving piece, wherein the third threaded rod is in threaded fit with the first moving piece, the first moving piece is sleeved on the third threaded rod and is connected with the connecting plate, and the rotary motion of the third threaded rod can be converted into the linear motion of the first moving piece along the X direction.

Optionally, a lead angle of the third threaded rod is less than an equivalent friction angle between the first moving member and the third threaded rod.

Optionally, the rack body is slidably mounted above the connecting plate along the Y direction by the second sliding mechanism, and the second sliding mechanism includes:

the second sliding rail assembly is arranged between the connecting plate and the frame body and comprises a second sliding rail and a second sliding block which are in sliding fit along the Y direction; and

the second driving assembly comprises a fourth threaded rod and a second moving piece, the fourth threaded rod is in threaded fit with the second moving piece, the second moving piece is sleeved on the fourth threaded rod and connected with the frame body, and the rotary motion of the fourth threaded rod can be converted into linear motion of the second moving piece along the Y direction.

Optionally, a lead angle of the fourth threaded rod is less than an equivalent friction angle between the second moving member and the fourth threaded rod.

Optionally, the first end of the support beam is horizontally and rotatably installed on the frame body through a bolt, the second end is formed into a free end which can horizontally swing around the first end, the free end is connected to the swing mechanism,

optionally, be provided with first regulation stabilizer blade between support crossbeam and the support body, first regulation stabilizer blade includes two first backup pads that the interval set up from top to bottom to and set up the second adjusting bolt between two first backup pads.

Optionally, a support block for supporting the support is arranged on the support cross beam, and two anchor bolts corresponding to the preformed holes of the support are vertically arranged on the support block.

Optionally, the track beam support adjusting device further comprises a bottom template arranged above the support bracket, and an opening for the support to pass through to be installed on the support beam is formed in the bottom template.

Optionally, a pin boss is arranged on the support cross beam, and two positioning pins corresponding to the preformed holes of the bottom template are arranged on the pin boss.

Optionally, the bottom template comprises two C-shaped plates oppositely spliced at the gap.

Optionally, a second adjusting support leg is arranged between the support bracket and the bottom template, and the second adjusting support leg comprises two second support plates arranged at an interval from top to bottom and a third adjusting bolt arranged between the two second support plates.

Optionally, the track beam support adjusting device further comprises a plurality of tightening bolts arranged on the frame body, and the tightening bolts are used for tightening the support in the horizontal direction so as to fix the position of the support in the horizontal direction.

Through above-mentioned technical scheme, realized support X direction and Y direction in the horizontal plane and the regulation of horizontal plane internal corner through first slide mechanism, second slide mechanism and swing mechanism respectively, compare in traditional needs and pry whole adjusting device through crow bar or jack and just can realize the regulation of support position, gliding mode labour saving and time saving more, and to the regulation of support deflection angle, swing mechanism only need overcome the weight of support and support crossbeam, therefore this disclosure can show the efficiency that improves support position and adjust.

Additional features and advantages of the disclosure will be set forth in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure without limiting the disclosure. In the drawings:

FIG. 1 is a schematic structural view of a track beam support adjustment apparatus provided in an exemplary embodiment of the present disclosure;

FIG. 2 is a side view of the track beam mount adjustment assembly of FIG. 1;

FIG. 3 is a front view of the track beam mount adjustment assembly of FIG. 1;

FIG. 4 is a top view of the track beam mount adjustment assembly of FIG. 1;

FIG. 5 is a schematic structural view of a second base plate provided in an exemplary embodiment of the present disclosure, showing a first slide rail assembly and a first drive assembly;

FIG. 6 is a schematic structural view of a connecting plate provided in an exemplary embodiment of the present disclosure, showing a second slide rail assembly and a second drive assembly;

fig. 7 is a schematic structural view of a frame body according to an exemplary embodiment of the present disclosure;

FIG. 8 is a schematic structural view of a support beam provided in an exemplary embodiment of the present disclosure;

fig. 9 is a schematic structural diagram of a swing mechanism provided in an exemplary embodiment of the present disclosure.

Description of the reference numerals

1 first base plate 2 support bracket 21 frame

22 second base plate 221 threaded hole 222 first adjusting bolt

23 connecting plate 24 first slide rail assembly 25 first drive assembly

26 second slide rail assembly 27 second drive assembly 28 swing mechanism

281 first threaded rod 282 threaded sleeve 283 second threaded rod

29 adjusting support 3 support beam 31 bolt

32 second adjusting bolt 33 supporting block 34 pin seat

35 positioning pin 4 bottom template 5 puller bolt

Detailed Description

The following detailed description of specific embodiments of the present disclosure is provided in connection with the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.

In the present disclosure, unless otherwise specified, use of directional words such as "upper" and "lower" generally means that the terms are defined with reference to the drawing plane of the corresponding drawing, and "inner" and "outer" mean that the corresponding part is contoured both inwardly and outwardly. The terms "first," "second," and the like are used herein to distinguish one element from another, and are not intended to be sequential or important. In addition, when the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements, unless otherwise indicated.

According to an embodiment of the present disclosure, as shown in fig. 1 to 9, there is provided a rail beam stand adjusting device for mounting on a bottom die trolley, on which a stand is mounted. Specifically, track roof beam support adjusting device includes support 2, and support 2 can be installed on the die block platform truck with adjusting from top to bottom. The carrier frame 2 comprises a frame body 21, on which frame body 21 a carrier beam 3 for carrying the carrier is mounted. The support bracket 2 further comprises a first sliding mechanism for driving the frame body 21 to horizontally slide along the X direction and a second sliding mechanism for driving the frame body 21 to horizontally slide along the Y direction, so that the support installed on the frame body 21 through the support cross beam 3 can be driven to slide in the horizontal plane to change the positions of the support in the X and Y directions (see the coordinate of fig. 1) in the horizontal plane. The frame body 21 further comprises a swing mechanism 28 for driving the support cross beam 3 to swing, so as to drive the support borne on the support cross beam 3 to deflect at a certain angle.

Through above-mentioned technical scheme, respectively through first slide mechanism, second slide mechanism and swing mechanism have realized support X direction and Y direction in the horizontal plane, and the regulation of horizontal plane internal corner, compare in traditional needs and pry the regulation that whole adjusting device just can realize the support position through crow bar or jack, gliding mode labour saving and time saving more, and to the regulation of support deflection angle, swing mechanism only need overcome the weight of support and support crossbeam, and need not to overcome the support and whole adjusting device's weight in addition, therefore this disclosure can show the efficiency that improves the support position and adjust.

In order to realize the function of adjusting the pivot angle of the support, according to one embodiment of the present disclosure, as shown in fig. 2 to 3 and 8 to 9, a first end (fixed end) of the support beam 3 is horizontally rotatably mounted on the frame body 21 by a latch 31, and a second end is formed as a free end horizontally swingable about the first end, and the free end is connected to the swing mechanism 28. Specifically, the swing mechanism 28 includes a first threaded rod 281, a threaded sleeve 282, and a second threaded rod 283. The first threaded rod 281 is used for being connected to the free end of the support beam 3, the second threaded rod 283 is used for being connected to the frame body 21, and the first threaded rod 281 and the support beam 3 and the second threaded rod 283 and the frame body 21 are hinged through bolts. The threaded sleeve 282 is connected to the first threaded shaft 281 by a first thread pair, and the threaded sleeve 282 is connected to the second threaded shaft 283 by a second thread pair, the first and second thread pairs being of opposite hand, such that when the threaded sleeve 282 is rotated, the first and second threaded shafts 281, 283 are moved in opposite directions relative to the threaded sleeve 282. Alternatively, the swing mechanism 28 has two, respectively provided on the left and right sides of the free end of the stand beam 3 to pull the free end of the stand beam 3 symmetrically from the left and right sides. The left and right sides of the free end refer to the sides in the extending direction of the bracket beam 3.

Through the above technical means, the operator uses a wrench or other tool to rotate the threaded sleeve 282, so that the first threaded rod 281 and the second threaded rod 283 extend outwards or contract inwards at the same time to push or pull the support beam 3 to swing around the first end thereof, thereby driving the support borne on the support beam 3 to deflect by a certain angle. The mode operation of rotatory threaded sleeve 282 is got up comparatively conveniently, compares in the mode that many people need the sled of many people cooperation use or jack, can only accomplish by an operating personnel, practices thrift the labour. In addition, the angle of rotation of the support beam 3 can be adjusted precisely according to the selected thread pitch of the first threaded rod 281, the threaded sleeve 282 and the second threaded rod 283 and the number of rotations of the threaded sleeve 282.

According to some other embodiments of the present disclosure, the swing mechanism 28 may also adopt a telescopic cylinder, a cylinder body of the telescopic cylinder is hinged on the frame body 21, the telescopic rod is connected with the free end of the support beam 3, and the support beam 3 can be driven to swing back and forth along with the extension and retraction of the telescopic rod.

As an embodiment for realizing the up-and-down adjustable mounting of the support base 2 on the bottom die trolley, as shown in fig. 2 and 5, the support base 2 further includes a first bottom plate 1 for fixed mounting on the bottom die trolley, and a second bottom plate 22 disposed at an interval above the first bottom plate 1. Wherein, set up the trompil corresponding with the bolt hole that the die block platform truck reserved on the first bottom plate 1 to install first bottom plate 1 on the die block platform truck through bolt-up connection's mode. The second bottom plate 22 naturally sits above the first bottom plate 1. The four sides of the first base plate 1 may be respectively provided with an adjustable baffle (not shown), such as an L-shaped baffle, for fixing the position of the second base plate 22 after the adjustment of the position of the support is completed. After the position of the second bottom plate 22 is fixed, the position of the support bracket 2 is relatively fixed, and further the position of the support is relatively fixed. The second bottom plate 22 is provided with a plurality of threaded holes 221, and is cooperatively connected with first adjusting bolts 222 penetrating through the threaded holes 221 from top to bottom, and the first adjusting bolts 222 vertically abut against the upper surface of the first bottom plate 1 so as to adjust the height and the levelness of the support bracket 2 through bolts, thereby changing the height and the levelness of the support installed on the support bracket 2.

It should be understood that the present disclosure is not limited to the specific implementation manner of implementing the horizontal sliding of the driving frame body 21 along the X direction and the horizontal sliding along the Y direction, and any structure or method capable of implementing the function may be applied to the embodiment of the present disclosure.

According to an embodiment of the present disclosure, as shown in fig. 1 to 4, the stand bracket 2 further includes a connection plate 23, the frame body 21 is mounted above the connection plate 23, and the connection plate 23 is slidably mounted above the second base plate 22 in the X direction by a first sliding mechanism. Referring also to fig. 5, the first slide mechanism includes a first slide rail assembly 24 and a first drive assembly 25.

The first slide rail assembly 24 is installed between the second bottom plate 22 and the connecting plate 23, and includes a first slide rail and a first slide block which are in sliding fit along the X direction, the first slide rail is installed on the second bottom plate 22, and the first slide block is installed on the connecting plate 23.

The first driving assembly 25 includes a third threaded rod and a first moving member, which are engaged with each other by a thread, and the first moving member is sleeved on the third threaded rod and connected to the connecting plate 23. The rotary motion of third threaded rod can turn into the linear motion along the X direction of first moving member to can drive connecting plate 23, and then drive support body 21 of installing on connecting plate 23 and follow X direction horizontal slip. The third threaded rod and the first moving member, which are threadedly engaged, may be considered a lead screw-nut mechanism. In addition, in order to automatically lock the first driving assembly 25 after the seat is adjusted to the adjusted position, so that the reverse transmission efficiency of the threaded rod is kept to be zero, the lead angle of the third threaded rod is smaller than the equivalent friction angle between the first moving member and the third threaded rod, for example, a trapezoidal threaded rod having trapezoidal threads.

Through above-mentioned technical scheme, operating personnel can push or pull connecting plate 23 through the rotatory third threaded rod of spanner for connecting plate 23 is followed X direction horizontal slip on first slide rail set spare 24, with the position of change support in the X direction. The mode operation of rotatory third threaded rod is got up comparatively conveniently, compares in the mode that many people need the sled of many people cooperation use futilely or the jack, can only accomplish by an operating personnel, practices thrift the labour. Furthermore, the distance that the connecting plate 23 slides in the X direction can be precisely adjusted according to the selected pitch of the third threaded rod and the number of rotations. By arranging the first slide rail assembly 24 between the second bottom plate 22 and the connecting plate 23, not only a guiding function is achieved, but also the connecting plate 23 can be assisted to slide smoothly.

As shown in fig. 1 to 4, the magazine body 21 is slidably mounted above the connection plate 23 in the Y direction by a second slide mechanism based on a similar principle. Referring also to fig. 6, the first slide mechanism includes a second slide rail assembly 26 and a second drive assembly 27.

Wherein, second slide rail set spare 26 is installed between connecting plate 23 and support body 21, includes along Y direction sliding fit's second slide rail and second slider, and the second slide rail is installed on connecting plate 23, and the second slider is installed on support body 21.

The second driving assembly 27 includes a fourth threaded rod and a second moving member, which are engaged with each other by a thread, and the second moving member is sleeved on the fourth threaded rod and connected to the frame body 21. The rotary motion of fourth threaded rod can turn into the linear motion along the Y direction of second moving member to can drive support body 21 along Y direction horizontal slip. In addition, in order to automatically lock the second driving assembly 27 after the seat is in the adjusted position, so that the reverse transmission efficiency of the threaded rod is kept to zero, the lead angle of the fourth threaded rod is smaller than the equivalent friction angle between the second moving member and the fourth threaded rod, for example, a trapezoidal threaded rod having trapezoidal threads.

Through above-mentioned technical scheme, operating personnel can push or pull support body 21 through the rotatory fourth threaded rod of spanner for along Y direction horizontal slip on second slide rail set spare 26 at support body 21, in order to change the position of support on the Y direction. The mode operation of rotatory fourth threaded rod is got up comparatively conveniently, compares in the mode that many people need the sled of many people cooperation use futilely or the jack, can only accomplish by an operating personnel, practices thrift the labour. In addition, the sliding distance of the frame body 21 in the Y direction can be precisely adjusted according to the selected pitch of the fourth threaded rod and the number of rotations. Through set up second slide rail set spare 26 between connecting plate 23 and support body 21, not only play the effect of direction to can assist support body 21 to slide smoothly.

According to other embodiments of the present disclosure, the first sliding mechanism for driving the frame body 21 to horizontally slide along the X direction and the second sliding mechanism for driving the frame body 21 to horizontally slide along the Y direction may also adopt telescopic cylinders. The frame body 21 can be provided with a scale for accurately obtaining the distance of the reciprocating motion of the telescopic rod in the telescopic cylinder, and further, the scale can be provided with a sensing detection device which is connected with the telescopic cylinder through a controller. After the induction detection device detects that the telescopic rod moves to the designated position, the signal is transmitted to the controller, and the controller controls the telescopic cylinder to stop. In addition, the sliding rail assembly can also adopt a pulley assembly to replace a sliding block, and a locking mechanism for locking the pulley is arranged in the sliding rail.

The specific structure of a carrier beam 3 provided by the present disclosure will be described in detail below with reference to the accompanying drawings. As shown in fig. 3 and 8, a first adjusting leg 32 is provided between the stand beam 3 and the frame body 21 for supporting the stand beam 3. The first adjusting leg 32 includes two first supporting plates disposed at an interval from top to bottom, and a second adjusting bolt disposed between the two first supporting plates. The second adjusting bolt is in threaded connection with the two first supporting plates respectively, and the position of the support beam 3 in the up-down direction of the support bracket 2 is adjusted by adjusting the depth of the second adjusting bolt screwed into the first supporting plates. In this way, the height of the support beam 3 can be adjusted according to the thickness of the bearing surface on the support to adapt to different types of supports. Furthermore, a support block 33 for supporting the support is provided on the support beam 3, and two anchor bolts for corresponding to the prepared holes of the support are vertically provided on the support block 33, for example, two anchor bolts are vertically provided upwards along the center of the support beam 3 for stably placing the support on the support beam 3.

As shown in fig. 1 to 4, the seat adjusting apparatus of the present disclosure further includes a bed plate 4 disposed above the seat support 2, and in particular, the bed plate 4 is disposed above the frame body 21. The bottom die plate 4 is provided with an opening for the support to pass through for being mounted on the support beam 3, and the position of the opening corresponds to the position of the support block 33. In order to position the base plate 4 mounted on the carrier frame 2, as shown in fig. 2 and 8, the carrier cross member 3 is provided with a pin holder 34, and the pin holder 34 is provided with two positioning pins 35 corresponding to the prepared holes for the base plate 4. In addition, the bottom mold plate 4 includes two C-shaped plates that are oppositely joined at the gap. The bottom template 4 is formed by splicing the two C-shaped plates, so that the bottom template 4 is convenient to process and assemble.

As shown in fig. 1 to 3, a second adjusting leg 29 is provided between the stand bracket 2 and the bottom mold plate 4 for supporting the bottom mold plate 4. The second adjusting leg 29 includes two second supporting plates disposed at an interval from top to bottom, and a third adjusting bolt disposed between the two second supporting plates. The third adjusting bolt is in threaded connection with the two second supporting plates respectively, and the height and the levelness of the bottom template 4 can be adjusted by adjusting the screwing depth of the third adjusting bolt into the second supporting plates.

In the process of construction or operation, the position of the support needs to be kept stable, besides the adoption that the thread lead angle of the threaded rod is smaller than the equivalent friction angle between the moving piece and the threaded rod, the self-locking mode in the X and Y directions is realized, as shown in fig. 3, the adjusting device further comprises a plurality of tightening bolts 5 arranged on the support body 21 and used for tightening the support in the horizontal direction. After the positions and the corners of the support in the X direction and the Y direction are adjusted, the support is fixed in the horizontal direction by screwing the jacking bolt 5 and firmly abutting against the outer wall of the support.

The preferred embodiments of the present disclosure are described in detail with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure.

It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the invention. In order to avoid unnecessary repetition, various possible combinations will not be separately described in this disclosure.

In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure, as long as it does not depart from the spirit of the present disclosure.

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