CN219941722U - Armrest slide rail - Google Patents

Abstract

The utility model relates to a handrail sliding rail, which relates to the technical field of production of parts of body-building equipment and comprises two bending plates, limiting plates and reinforcing plates, wherein the two bending plates are symmetrically arranged, the limiting plates and the reinforcing plates are parallel and arranged between the two bending plates, one end of each bending plate, which is close to the limiting plate, is defined as the upper end, a first right-angle part is arranged at the position, which is close to a first jack, of each opposite side wall, a first limiting groove for inserting one end, which is far away from the bending plate, of each first right-angle part is arranged at one side, which is towards the reinforcing plate, of each limiting plate, a second right-angle part is arranged at the position, which is close to a second jack, of each opposite side wall, and a second limiting groove for inserting one end, which is far away from the bending plate, of each second right-angle part is arranged at one side, of the reinforcing plate. The utility model has the effect of facilitating the welding of the handrail slide rail.

Description

Armrest slide rail

Technical Field

The utility model relates to the technical field of production of parts of body-building equipment, in particular to a handrail sliding rail.

Background

The sliding rail has wide application in body-building equipment. In exercise equipment for exercising the upper limbs, a rail is commonly used to connect a handrail with a weight, and a user exercises muscles of the upper limbs by pulling or pushing the handrail. The handrail slide rail that uses forms the spout through the board of bending of welding both sides and limiting plate, is provided with the stiffening plate between the board of bending in parallel with the limiting plate, and limiting plate and stiffening plate both sides are provided with a plurality of archs that are used for inserting the board lateral wall trompil of bending so that the structural strength of slide rail is higher.

In the related art, in order to keep the two bending plates parallel in the welding process, after the bending plates, the limiting plates and the reinforcing plates are assembled, the bending plates are pressed towards the limiting plates and the reinforcing plates from two sides by clamping tools so as to reduce the relative movement in the welding process.

In the welding process, a worker needs to weld the bending plate, the limiting plate and the reinforcing plate at the side wall opening of the bending plate, and the clamping position is required to avoid the side wall opening by manually controlling the spliced handrail sliding rail during clamping.

Disclosure of Invention

In order to facilitate welding of the handrail sliding rail, the utility model provides the handrail sliding rail.

The utility model provides a handrail sliding rail, which adopts the following technical scheme:

the utility model provides a handrail slide rail, includes bending plate, limiting plate and stiffening plate, the quantity of bending plate is two and two bending plate symmetry sets up, limiting plate and stiffening plate set up between two bending plates, the limiting plate both sides are provided with a plurality of first inserts along length direction, the stiffening plate both sides are provided with a plurality of second inserts along length direction, two the bending plate has all offered first jack and the second jack that supplies second insert to insert for first insert on opposite lateral wall, defines bending plate is close to limiting plate one end and is the upper end, a plurality of second jacks all communicate with bending plate lower extreme;

two the board of bending all is provided with first right angle piece near first jack department in relative lateral wall, the limiting plate is in the first spacing groove that supplies first right angle piece to keep away from board one end male of bending in seting up towards stiffening plate one side, two the board of bending all is provided with the second right angle piece near second jack department in relative lateral wall, the stiffening plate is in seting up towards limiting plate one side and supplies the second right angle piece to keep away from board one end male second spacing groove of bending.

Through adopting above-mentioned technical scheme, limiting plate and stiffening plate dress need be with two bending plates and limiting plate amalgamation earlier when packing into, insert the stiffening plate from bending plate downside again, the first right angle member through limiting plate below supports bending plate and limiting plate and can restrict two bending plate lower extreme and rotate to the direction that is close to mutually, the second right angle member through stiffening plate top supports bending plate and stiffening plate and can restrict two bending plate lower extreme and rotate to the direction that keeps away from mutually, fix a position two bending plates, limiting plate and stiffening plate from this, the amalgamation is convenient installs stably simultaneously, and first right angle member and second right angle member all are located between two bending plates, can make things convenient for the staff to weld from bending plate opposite side wall.

Optionally, the first right-angle member includes the torsional spring and rotates the first right-angle plate of connecting in the board of bending, first right-angle plate keeps away from and rotates one end and insert in first spacing groove, the torsional spring both ends are connected respectively in first right-angle plate and the board of bending in order to drive first right-angle plate rotates to being close to the limiting plate direction, the symmetry sets up about second right-angle member and the first right-angle member.

Through adopting above-mentioned technical scheme, first right angle plate is rotatable, and the limiting plate is inserted in easy to assemble, and torsional spring can drive first right angle plate closely butt in first spacing inslot wall simultaneously, makes the limiting plate installation more stable, and the second right angle member is symmetrical about first right angle member, and the same reason can make the installation of stiffening plate more stable, can make things convenient for the staff to install and weld the handrail slide rail from this.

Optionally, the first right angle member further comprises a connecting rod, the first right angle plate is rotationally connected to the connecting rod, the connecting rod penetrates through the torsion spring, and the connecting rod is detachably connected to the bending plate.

Through adopting above-mentioned technical scheme, the connecting rod can support the torsional spring, makes the rotation of torsional spring more stable, and the connecting rod can be dismantled, can make things convenient for the staff to pull down first right-angle member after the welding is accomplished to reduce the influence of first right-angle member to handrail slide rail follow-up processing, also can make things convenient for the staff to support after accessible first right-angle member etc. amalgamation handrail slide rail when needs, can make things convenient for the staff to install and weld the handrail slide rail from this.

Optionally, the first right angle member still includes set screw, fixed connection in the first locating piece and the second locating piece at connecting rod both ends, the first constant head tank that supplies first locating piece male is seted up to the board of bending in the lateral wall towards the connecting rod, the screw hole has been seted up in deviating from connecting rod one side to the second locating piece, the second constant head tank has been seted up in the one end along length direction to the board of bending, set screw thread wears to locate the screw hole and the butt is in order to make first locating piece butt in first constant head tank inside wall in the second constant head tank.

Through adopting above-mentioned technical scheme, can support the tight at first constant head tank inside wall with first locating block through to the spacer screw of bending board lateral wall, make things convenient for the staff to install from one side of bending the board and dismantle, accessible spacer screw etc. support the handrail slide rail after the amalgamation when needs, make things convenient for the staff to install and weld the handrail slide rail from this.

Optionally, the first right-angle member still includes fixed connection in the first locating piece and the second locating piece at connecting rod both ends, the bending board has seted up the first constant head tank that supplies first locating piece male in the lateral wall towards the connecting rod, the mounting groove has been seted up to the second locating piece in one side towards the connecting rod, be provided with fixed connection's positioning spring and briquetting in the mounting groove, the trend that the mounting groove bottom surface was kept away from to the drive briquetting has under the positioning spring natural state, the second constant head tank has been seted up in one end along length direction to the bending board, briquetting butt in the second constant head tank bottom surface.

Through adopting above-mentioned technical scheme, insert first locating piece in first constant head tank when the installation first right angle member, the second locating piece is located and is close to bending plate lateral wall position, positioning spring can support the briquetting tightly at second constant head tank inner bottom surface to drive the second locating piece and keep away from the bending plate, make first locating piece support tightly on first constant head tank inner wall, can make things convenient for the staff to install from one side of bending plate and dismantle, can support the handrail slide rail after the amalgamation through first right angle member when needs, make things convenient for the staff to install and weld the handrail slide rail from this.

Optionally, the first right angle plate is connected with the backup pad in deviating from connecting rod one side rotation, backup pad is kept away from first right angle plate one end butt in relative first right angle plate lateral wall.

Through adopting above-mentioned technical scheme, the backup pad supports between two opposite first right angle plates, further improves the stability that first right angle plate supported, and the backup pad is rotatable, conveniently supports and removes the support, can make things convenient for the staff to further consolidate when needs and reduce the influence of welding in-process vibration to limiting plate and stiffening plate position, makes things convenient for handrail slide rail welding more stable.

Optionally, the first right angle member further includes a control rod, a control hole is formed in the side wall of the support plate, and the control rod is arranged in one of the control holes in a penetrating manner and used for controlling the support plate to rotate and driving the first right angle plate to rotate.

Through adopting above-mentioned technical scheme, staff accessible operation control rod passes the control hole in two backup pads in order to control two first right angle plates rotation simultaneously, and the limiting plate is in order to carry out follow-up welding in the easy to assemble.

Optionally, the first right angle plate is provided with a slot for inserting a supporting plate of an adjacent first right angle piece at one side away from the connecting rod.

Through adopting above-mentioned technical scheme, insert in the slot on the adjacent first rectangular plate through the backup pad, can make the support of backup pad more stable, reduce the vibration that the welding produced etc. and make backup pad pivoted possibility, make handrail slide rail amalgamation more stable, make things convenient for the welding of handrail slide rail.

Optionally, the control rod is in keeping away from backup pad one end fixedly connected with gag lever post, the gag lever post butt is kept away from stiffening plate one side in order to restrict the limiting plate and remove in vertical direction in the limiting plate.

Through adopting above-mentioned technical scheme, spacing from limiting plate both sides through gag lever post and first right angle plate can make the limiting plate installation more stable, and the second right angle member that the symmetry set up can fix the stiffening plate, and the restriction stiffening plate moves down and deviate from the position between the bending plate, makes handrail slide rail amalgamation more stable, and the wholeness is higher to make things convenient for the staff to carry out the welding of multi-angle.

Optionally, the first right angle plate is provided with the guide surface in one side towards first spacing groove, the guide surface is from keeping away from connecting rod department to being close to first spacing groove direction slope in order to guide into first spacing groove with first right angle plate.

Through adopting above-mentioned technical scheme, after the guide surface can conveniently rotate first right angle board, make first right angle board in the first right angle piece insert in the first spacing groove, make things convenient for the staff to fix a position through first right angle piece and second right angle piece and turn over board, limiting plate and stiffening plate when needs, make the welding handrail slide rail more convenient.

In summary, the present utility model includes at least one of the following beneficial technical effects:

1. the first right-angle piece through limiting plate below supports the bent plate and limiting plate can restrict two bent plate lower extreme and rotate to the direction that is close to mutually, and the second right-angle piece through the stiffening plate top supports the bent plate and the stiffening plate can restrict two bent plate lower extreme and rotate to the direction that keeps away from mutually, from this to two bent plates, limiting plate and stiffening plate fix a position, the installation is stable when the amalgamation is convenient, and first right-angle piece and second right-angle piece all are located between two bent plates, can make things convenient for the staff to weld from the lateral wall that the bent plate was on a back of the body mutually.

2. Can make first right angle plate compress tightly the limiting plate automatically through connecting rod and torsional spring, the backup pad can compress tightly two relative first right angle plates, and the installation is more convenient and more stable, and the control lever can make things convenient for the staff to control first right angle plate and rotate, and the gag lever post butt can make the limiting plate more stable in limiting plate keep away from first right angle plate one side, and the second right angle member reciprocates with the upper and lower symmetry of first right angle member in order to restrict the reciprocating of stiffening plate, makes the installation of handrail slide rail more stable, conveniently welds.

3. The first right-angle piece can be detached through the first positioning block and the second positioning block, and the first right-angle piece and the second right-angle piece can be conveniently installed to be supported when needed.

Drawings

Fig. 1 is an overall schematic view of a handrail sliding rail in embodiment 1 of the present utility model.

Fig. 2 is an enlarged schematic view of the portion a in fig. 1.

Fig. 3 is an exploded view of the handrail sliding rail of embodiment 1 of the present utility model.

Fig. 4 is an exploded view of the handrail sliding rail in embodiment 2 of the present utility model.

Reference numerals illustrate: 1. a bending plate; 11. a first jack; 12. a second jack; 13. a first positioning groove; 14. a second positioning groove; 2. a limiting plate; 21. a first plug; 22. a first limit groove; 3. a reinforcing plate; 31. a second insert block; 32. the second limit groove; 4. a first right angle member; 41. a torsion spring; 42. a first right angle plate; 421. a guide surface; 422. a slot; 43. a connecting rod; 44. a set screw; 45. a first positioning block; 46. a second positioning block; 461. a threaded hole; 462. a mounting groove; 463. a positioning spring; 464. briquetting; 47. a support plate; 471. a control hole; 48. a control lever; 49. a limit rod; 5. and a second right angle member.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-4.

The embodiment of the utility model discloses a handrail sliding rail.

Example 1

Referring to the figure, the handrail slide rail includes bent plate 1, limiting plate 2 and stiffening plate 3, and the quantity of bent plate 1 is two and two bent plate 1 symmetry settings, and limiting plate 2 and stiffening plate 3 set up between two bent plate 1, and limiting plate 2 and stiffening plate 3 are parallel. Wherein, the bending plate 1, the limiting plate 2 and the reinforcing plate 3 are made of steel or other metal materials with higher structural strength, so that the cost is lower while the structural strength after welding is ensured.

The limiting plate 2 is provided with a plurality of first inserting blocks 21 along the length direction on both sides, the reinforcing plate 3 is provided with a plurality of second inserting blocks 31 along the length direction on both sides, and the two bending plates 1 are provided with first inserting holes 11 for the first inserting blocks 21 to be inserted and second inserting holes 12 for the second inserting blocks 31 to be inserted on opposite side walls. Wherein, first inserted block 21, second inserted block 31, first jack 11 and second jack 12 all set up along length direction even interval, can conveniently process whole section steel in order to cut and form bent plate 1, limiting plate 2 and stiffening plate 3.

The upper end face is defined as one end of the bending plate 1 close to the limiting plate 2. The second jacks 12 are communicated with the lower ends of the bending plates 1, so that the reinforcing plates 3 can be conveniently inserted from below after the two bending plates 1 and the limiting plate 2 are installed. Wherein the upper end of the bending plate 1 is bent, so that two bending plates 1 and the limiting plate 2 form a chute, and the reinforcing plate 3 is mainly used for limiting the stress of the side wall of the bending plate 1 to rotate relative to the limiting plate 2, so that the structure of the handrail sliding rail is more stable.

Referring to fig. 1 and 2, both bending plates 1 are provided with first right angle members 4 at opposite side walls near the first insertion holes 11. The first right angle member 4 comprises a torsion spring 41 and a first right angle plate 42 rotatably connected to the bending plate 1, and two ends of the torsion spring 41 are respectively abutted against the first right angle plate 42 and the bending plate 1 to drive the first right angle plate 42 to rotate towards the direction close to the limiting plate 2. The limiting plate 2 is provided with a first limiting groove 22 at the lower end for inserting one end of the first right angle plate 42 far away from the bending plate 1. When the limiting plate 2 is installed, a worker can rotate the first right angle plate 42 to insert the first insert block 21 into the first insertion hole 11, so that the installation is more convenient.

The two bending plates 1 are provided with second right-angle members 5 at positions, close to the second insertion holes 12, of opposite side walls, and the reinforcing plate 3 is provided with second limiting grooves 32 at the upper ends, wherein the second limiting grooves are used for inserting one ends, far away from the bending plates 1, of the second right-angle members 5. The structure and the installation manner of the second right angle member 5 are up-and-down symmetrical to the first right angle member 4 so as to limit the position of the reinforcing plate 3, which is not described herein. And preferably, the first right-angle member 4 and the second right-angle member 5 are arranged at the end face position of the bending plate 1 along the length direction and symmetrically arranged at two ends, so that the cost is lower while the assembly is convenient. The first right angle member 4 and the second right angle member 5 may be made of a durable and high temperature resistant metal material such as stainless steel.

Referring to fig. 2 and 3, the first right angle member 4 further includes a connecting rod 43, a positioning screw 44, and a first positioning block 45 and a second positioning block 46 fixedly connected to two ends of the connecting rod 43, the first right angle plate 42 is rotatably connected to the connecting rod 43, and the connecting rod 43 is inserted into the torsion spring 41, so that the rotation of the torsion spring 41 is more stable, and the possibility of axial bending of the torsion spring 41 is reduced.

The bending plate 1 is provided with a first positioning groove 13 for inserting the first positioning block 45 on a side wall facing the connecting rod 43. The second positioning block 46 is provided with a threaded hole 461 at one side away from the connecting rod 43, and the bending plate 1 is provided with a second positioning groove 14 at one end along the length direction. The positioning screw 44 is threaded through the threaded hole 461 and is abutted against the second positioning groove 14 so that the first positioning block 45 is abutted against the inner side wall of the first positioning groove 13, and the positioning screw 44 is fixed from one side, so that a worker can conveniently install the bending plate 1 from one side in the length direction, and the possibility that the worker needs to stretch hands between the two bending plates 1 is reduced.

The first rectangular plate 42 is provided with a guide surface 421 on a side facing the first limiting groove 22. The guiding surface 421 is inclined from the position far away from the connecting rod 43 to the position close to the connecting rod 43 to the direction close to the first limit groove 22 so as to guide the first right angle plate 42 into the first limit groove 22, so that a user can splice the limit plate 2 and the two bending plates 1 to a proper position in the splicing process, and then limit the position by rotating the first right angle plate 42.

The first right angle plate 42 is rotatably connected with a support plate 47 at a side away from the connecting rod 43, and one end of the support plate 47 away from the first right angle plate 42 is abutted against the opposite side wall of the first right angle plate 42. The first right angle plate 42 is provided with a slot 422 in a side facing away from the connecting rod 43 into which the support plate 47 of an adjacent first right angle member 4 is inserted. Wherein, the both ends of the supporting plate 47 are cambered surfaces so as to control the rotation of the supporting plate 47.

The first right angle member 4 further includes a control rod 48, the supporting plate 47 is provided with a control hole 471 at a side wall, preferably, the supporting plates 47 in the two opposite first right angle members 4 are arranged in parallel along the length direction of the bending plate 1, the control hole 471 is located at a middle position of the supporting plate 47 along the length direction, so that the two control holes 471 are aligned along the length direction of the bending plate 1 for the control rod 48 to pass through.

The control rod 48 is fixedly connected with a limiting rod 49 at one end far away from the supporting plate 47, and the limiting rod 49 is abutted against one side, far away from the reinforcing plate 3, of the limiting plate 2 to limit the limiting plate 2 to move in the vertical direction.

The implementation principle of the handrail sliding rail provided by the embodiment of the utility model is as follows:

in the mounting process, the first right-angle member 4 is mounted on the opposite side walls of the two reinforcing plates 3 through the positioning screw 44, and then the limiting plate 2 is inserted and positioned by pressing down the two first right-angle plates 42, so that the first inserting block 21 is inserted into the first inserting hole 11. The inserted first right angle plate 42 rotates under the action of the torsion spring 41 and is inserted into the first limiting hole, the two supporting plates 47 are controlled to rotate to a position against the adjacent first right angle plate 42, the control rod 48 is inserted into the control hole 471, and the limiting rod 49 rotates and abuts against one side, away from the reinforcing plate 3, of the limiting plate 2 to limit the movement of the limiting plate 2. The reinforcing plates 3 are inserted from below the two reinforcing plates 3, and the reinforcing plates 3 can be positioned and installed at positions through the second right angle members 5.

The first right-angle member 4 below the limiting plate 2 supports the bending plate 1 and the limiting plate 2 and can limit the lower ends of the two bending plates 1 to rotate in the direction close to each other, the second right-angle member 5 above the reinforcing plate 3 supports the bending plate 1 and the reinforcing plate 3 and can limit the lower ends of the two bending plates 1 to rotate in the direction far away from each other, the two bending plates 1, the limiting plate 2 and the reinforcing plate 3 are positioned, the assembly is convenient and stable, the assembly is convenient, the first right-angle member 4 can be detached through unscrewing the positioning screw 44 after the welding is completed, and the second right-angle member 5 is symmetrical with the structure and the installation mode of the first right-angle member 4.

Example 2

Referring to fig. 4, embodiment 2 is different from embodiment 1 in that the first positioning block 45 and the second positioning block 46 are mounted in different manners, specifically, the second positioning block 46 is provided with a mounting groove 462 on the side facing the connecting rod 43, and a positioning spring 463 and a pressing block 464 are fixedly connected in the mounting groove 462. The positioning spring 463 naturally has a tendency to drive the pressing block 464 away from the bottom surface of the mounting slot 462. The pressing block 464 is abutted against the inner bottom surface of the second positioning groove 14. The positioning spring 463 is preferably a compression spring.

The implementation principle of the handrail sliding rail provided by the embodiment of the utility model is as follows:

when the first right angle member 4 is mounted on the opposite side walls of the two reinforcing plates 3 by pressing the pressing block 464 into the second positioning groove 14 and inserting the first positioning block 45 into the first positioning groove 13 through the positioning spring 463, and then the limiting plate 2 is inserted and positioned by pressing down the two first right angle plates 42, so that the first inserting block 21 is inserted into the first inserting hole 11. The inserted first right angle plate 42 rotates under the action of the torsion spring 41 and is inserted into the first limiting hole, the two supporting plates 47 are controlled to rotate to a position against the adjacent first right angle plate 42, the control rod 48 is inserted into the control hole 471, and the limiting rod 49 rotates and abuts against one side, away from the reinforcing plate 3, of the limiting plate 2 to limit the movement of the limiting plate 2. The reinforcing plates 3 are inserted from below the two reinforcing plates 3, and the reinforcing plates 3 can be positioned and installed at positions through the second right angle members 5.

The first right-angle member 4 below the limiting plate 2 supports the bending plate 1 and the limiting plate 2 and can limit the lower ends of the two bending plates 1 to rotate in the direction close to each other, the second right-angle member 5 above the reinforcing plate 3 supports the bending plate 1 and the reinforcing plate 3 and can limit the lower ends of the two bending plates 1 to rotate in the direction far away from each other, the two bending plates 1, the limiting plate 2 and the reinforcing plate 3 are positioned, the assembly is convenient and stable, after the welding is finished, the positioning spring 463 can be compressed by inserting a thin sheet or the like from a gap between the second positioning block 46 and the reinforcing plate 3 so as to detach the first right-angle member 4, and the structure and the mounting mode of the second right-angle member 5 and the first right-angle member 4 are up-down symmetrical.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (10)

1. The utility model provides a handrail slide rail which characterized in that: the bending plate comprises bending plates (1), limiting plates (2) and reinforcing plates (3), wherein the number of the bending plates (1) is two, the bending plates (1) are symmetrically arranged, the limiting plates (2) and the reinforcing plates (3) are arranged between the two bending plates (1), a plurality of first inserting blocks (21) are arranged on two sides of the limiting plates (2) along the length direction, a plurality of second inserting blocks (31) are arranged on two sides of the reinforcing plates (3) along the length direction, first inserting holes (11) for the first inserting blocks (21) to be inserted and second inserting holes (12) for the second inserting blocks (31) to be inserted are formed in opposite side walls of the bending plates (1), one end, close to the limiting plates (2), of the bending plates (1) is defined to be the upper end, and the second inserting holes (12) are communicated with the lower end of the bending plates (1);

two bent plate (1) are provided with first right-angle member (4) in relative lateral wall department that is close to first jack (11), limiting plate (2) are in offering in orientation stiffening plate (3) one side and are supplied first right-angle member (4) to keep away from bent plate (1) one end male first spacing groove (22), two bent plate (1) are all provided with second right-angle member (5) in relative lateral wall department that is close to second jack (12), stiffening plate (3) are in orientation limiting plate (2) one side offered and are supplied second right-angle member (5) to keep away from bent plate (1) one end male second spacing groove (32).

2. A handrail slide as claimed in claim 1, wherein: the first right-angle member (4) comprises a torsion spring (41) and a first right-angle plate (42) rotationally connected to the bending plate (1), one end of the first right-angle plate (42) is far away from and is inserted into the first limiting groove (22), two ends of the torsion spring (41) are respectively connected to the first right-angle plate (42) and the bending plate (1) to drive the first right-angle plate (42) to rotate towards the direction close to the limiting plate (2), and the second right-angle member (5) and the first right-angle member (4) are symmetrically arranged up and down to be used for limiting the position of the reinforcing plate (3).

3. A handrail slide as claimed in claim 2, wherein: the first right angle piece (4) further comprises a connecting rod (43), the first right angle plate (42) is rotationally connected to the connecting rod (43), the connecting rod (43) penetrates through the torsion spring (41), and the connecting rod (43) is detachably connected to the bending plate (1).

4. A handrail slide as claimed in claim 3, wherein: the first right-angle part (4) further comprises a positioning screw (44), a first positioning block (45) and a second positioning block (46) which are fixedly connected to two ends of the connecting rod (43), a first positioning groove (13) for the first positioning block (45) to be inserted is formed in the side wall of the bending plate (1) facing the connecting rod (43), a threaded hole (461) is formed in one side, deviating from the connecting rod (43), of the second positioning block (46), a second positioning groove (14) is formed in one end, along the length direction, of the bending plate (1), and the positioning screw (44) is threaded through the threaded hole (461) and is abutted to the second positioning groove (14) so that the first positioning block (45) is abutted to the inner side wall of the first positioning groove (13).

5. A handrail slide as claimed in claim 3, wherein: the first right angle member (4) still includes fixed connection in first locating piece (45) and second locating piece (46) at connecting rod (43) both ends, bending board (1) is seted up in the lateral wall towards connecting rod (43) and is supplied first constant head tank (13) of first locating piece (45) male, mounting groove (462) have been seted up in second locating piece (46) one side towards connecting rod (43), be provided with fixed connection's positioning spring (463) and briquetting (464) in mounting groove (462), there is the trend that drive briquetting (464) kept away from mounting groove (462) bottom surface under positioning spring (463) natural state, second constant head tank (14) have been seted up in one end along length direction to bending board (1), briquetting (464) butt in second constant head tank (14) interior bottom surface.

6. A handrail slide as claimed in claim 4 or 5, wherein: the first right angle plate (42) is rotatably connected with a supporting plate (47) at one side deviating from the connecting rod (43), and one end, far away from the first right angle plate (42), of the supporting plate (47) is abutted against the side wall of the opposite first right angle plate (42).

7. The handrail slide of claim 6, wherein: the first right angle piece (4) further comprises a control rod (48), a control hole (471) is formed in the side wall of the supporting plate (47), and the control rod (48) penetrates through one of the control holes (471) to be used for controlling the supporting plate (47) to rotate and drive the first right angle plate (42) to rotate.

8. The handrail slide of claim 6, wherein: the side of the first right angle plate (42) away from the connecting rod (43) is provided with a slot (422) for inserting a supporting plate (47) of the adjacent first right angle piece (4).

9. The handrail slide of claim 7, wherein: the control rod (48) is fixedly connected with a limiting rod (49) at one end far away from the supporting plate (47), and the limiting rod (49) is abutted to one side, far away from the reinforcing plate (3), of the limiting plate (2) so as to limit the limiting plate (2) to move in the vertical direction.

10. The handrail slide of claim 9, wherein: the first right angle plate (42) is provided with a guide surface (421) at one side facing the first limit groove (22), and the guide surface (421) inclines from a position far away from the connecting rod (43) to a position close to the connecting rod (43) to a direction close to the first limit groove (22) so as to guide the first right angle plate (42) into the first limit groove (22).