Low-deflection high-load-bearing escalator truss

Abstract

The utility model belongs to the field of escalators, particularly relates to a low-deflection high-load-bearing escalator truss, and aims to solve the problems that steel structure products which are similar to escalator truss structures and used in the current market are fixed by welding, the distance between the escalator trusses cannot be adjusted when the steel structure products meet places with different spaces, and the application range is relatively single. According to the technical scheme, two upper beams and two lower beams are included, the sides, close to each other, of the two upper beams and the sides, close to each other, of the two lower beams are provided with second sliding grooves, an upper connecting plate and a lower connecting plate drive the upper beams and the lower beams to move along the outer wall of a hollow rod, the distance between trusses is adjusted, the application range is widened, and therefore the truss is convenient to assemble and disassemble. A triangle is formed between the two hollow rods of the upper connecting plate and the lower connecting plate, the bearing capacity of the truss can be improved, the bearing capacity of the hollow rods is enhanced through the multiple inclined plates and the bearing rods, and it is avoided that the hollow rods are damaged when used too heavy, and installation of the truss is affected.

Description

Technical Field

[0001] The utility model relates to the technical field of escalators, in particular to a low-deflection and high-load-bearing escalator truss. Background Art

[0002] With the development of society, my country's domestic real estate and public transportation have achieved significant development, so the demand for escalators has shown a gradually increasing trend. The truss part of the escalator is the most important core component of the escalator.

[0003] At present, the steel structure products similar to the escalator truss structure used in the market are all fixed by welding. When encountering sites with different spaces, the spacing of the escalator trusses cannot be adjusted, and the scope of application is relatively single. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art that steel structure products similar to escalator truss structures currently used in the market are all fixed by welding, the spacing of the escalator trusses cannot be adjusted when encountering sites in different spaces, and the scope of application is relatively single, and a low-deflection and high-load-bearing escalator truss is proposed.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A low-deflection high-load-bearing escalator truss comprises two upper beams and two lower beams, wherein the sides of the two upper beams close to each other and the sides of the lower beams close to each other are both provided with a second slide groove, a hollow rod is slidably connected between the second slide grooves of the two upper beams and between the second slide grooves of the two lower beams, a vertical rod is fixedly connected between the two hollow rods, and a connecting beam is fixedly connected between the bottoms of the two upper beams and the tops of the two lower beams respectively;

[0007] A group of adjustment components, wherein the group of adjustment components is located between the two sides of the vertical rod and the connecting beam and is used to adjust the distance between the two upper beams and the two lower beams.

[0008] Furthermore, the adjusting assembly includes an upper connecting plate and a lower connecting plate, the upper connecting plate and the lower connecting plate are both rotatably connected to one side of the vertical rod, a slide groove is provided on one side of the connecting beam, an upper slider and a lower slider are slidably connected between the inner walls on both sides of the slide groove, one side of the upper slider is rotatably connected to one side of the upper connecting plate, one side of the lower slider is rotatably connected to one side of the lower connecting plate, a two-way screw rod is rotatably connected between the bottom inner wall and the top inner wall of the slide groove, and one end of the two-way screw rod is threaded through the bottom of the upper slider and the lower slider.

[0009] Furthermore, a plurality of inclined plates and load-bearing rods are fixedly connected between the bottom inner wall and the top inner wall of the hollow rod, and the plurality of load-bearing rods are located between every two inclined plates.

[0010] Furthermore, the two upper connecting plates and the two lower connecting plates respectively form a triangle with the two hollow rods, and two adjacent inclined plates among the plurality of inclined plates respectively form a triangle with the top inner wall and the bottom inner wall of the hollow rod.

[0011] Furthermore, multiple threaded holes 1 are provided on both sides of the two upper beams and the two lower beams, multiple threaded holes 2 are provided on both sides of the hollow rod, and the multiple threaded holes 1 are respectively fixed to the multiple threaded holes 2 by bolts and nuts.

[0012] Furthermore, limiting blocks are fixedly connected between the inner walls on both sides of the two slide grooves, one end of the two bidirectional screw rods rotates through the bottom of the two limiting blocks respectively, and the tops of the two upper connecting plates and the two lower connecting plates are provided with through grooves.

[0013] When the cam is in a closed position, the cam is moved in a direction that the cam is in a position to move relative to the top of the frame and the bottom of the frame, thereby allowing the cam to move relative to the top of the frame and the bottom of the frame to move relative to the top of the frame.

[0014] In the utility model, the low-deflection and high-load-bearing escalator truss can drive the upper beam and the lower beam to move along the outer wall of the hollow rod through the arrangement of the upper connecting plate and the lower connecting plate, thereby adjusting the spacing of the truss and increasing the scope of application. The upper connecting plate and the lower connecting plate form a triangle between the two hollow rods, which can increase the load-bearing capacity of the truss.

[0015] In the utility model, the low-deflection high-load-bearing escalator truss can enhance the load-bearing capacity of the hollow rod by setting a plurality of inclined plates and load-bearing rods, thereby preventing the hollow rod from being damaged during overweight use and affecting the installation of the truss;

[0016] In the utility model, the upper connecting plate and the lower connecting plate drive the upper beam and the lower material to move along the outer wall of the hollow rod, adjust the spacing of the trusses, and increase the scope of application. The upper connecting plate and the lower connecting plate form a triangle between the two hollow rods, which can increase the load-bearing capacity of the truss. Multiple inclined plates and load-bearing rods strengthen the load-bearing capacity of the hollow rods, thereby preventing the hollow rods from being damaged during excessive use and affecting the installation of the trusses. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a three-dimensional structural schematic diagram of a low-deflection and high-load-bearing escalator truss proposed by the utility model;

[0018] Figure 2 This is a schematic diagram of the upper beam and lower material structure of a low-deflection and high-load-bearing escalator truss proposed by the utility model;

[0019] Figure 3 This is a structural schematic diagram of an upper connecting plate and a lower connecting plate of a low-deflection and high-load-bearing escalator truss proposed by the utility model;

[0020] Figure 4 It is a partial cross-sectional structural schematic diagram of a low-deflection and high-load-bearing escalator truss proposed by the utility model;

[0021] Figure 5 This is a schematic diagram of the exploded structure of the hollow rod and upper beam of a low-deflection and high-load-bearing escalator truss proposed by the utility model;

[0022] Figure 6 The utility model provides a schematic cross-sectional structure diagram of a hollow rod of a low-deflection and high-load-bearing escalator truss.

[0023] In the figure: 1, upper beam; 2, lower beam; 3, hollow rod; 4, threaded hole 1; 5, vertical rod; 6, upper connecting plate; 7, lower connecting plate; 8, connecting beam; 9, limit block; 10, two-way screw rod; 11, slide groove 1; 12, lower slider; 13, through groove; 14, slide groove 2; 15, load-bearing rod; 16, upper slider; 17, inclined plate; 18, threaded hole 2.

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0025] Example 1

[0026] Reference Figure 1-Figure 6A low-deflection and high-load-bearing escalator truss is used in the field of escalators, and includes two upper beams 1 and two lower beams 2. The sides of the two upper beams 1 close to each other and the sides of the lower beams 2 close to each other are each provided with a slide groove 14. A hollow rod 3 is slidably connected between the slide grooves 14 of the two upper beams 1 and the slide grooves 14 of the two lower beams 2. The setting of the slide grooves 14 facilitates the movement of the hollow rod 3. A vertical rod 5 is fixedly connected between the two hollow rods 3. A connecting beam 8 is fixedly connected between the bottoms of the two upper beams 1 and the tops of the two lower beams 2, respectively, to facilitate the fixation of the two hollow rods 3. A group of adjustment components are located between the two sides of the vertical rod 5 and the connecting beam 8 for adjusting the distance between the two upper beams 1 and the two lower beams 2.

[0027] Reference Figure 2-Figure 3 The adjusting component includes an upper connecting plate 6 and a lower connecting plate 7, and the upper connecting plate 6 and the lower connecting plate 7 are both rotatably connected to one side of the vertical rod 5. A slide groove 11 is provided on one side of the connecting beam 8. An upper slider 16 and a lower slider 12 are slidably connected between the inner walls of both sides of the slide groove 11. One side of the upper slider 16 is rotatably connected to one side of the upper connecting plate 6, and one side of the lower slider 12 is rotatably connected to one side of the lower connecting plate 7. A two-way screw rod 10 is rotatably connected between the bottom inner wall and the top inner wall of the slide groove 11. One end of the two-way screw rod 10 threads through the bottom of the upper slider 16 and the lower slider 12. Rotating the two-way screw rod 10 can make the upper slider 16 and the lower slider 12 approach each other, so that the upper connecting plate 6 and the lower connecting plate 7 are rotated, so that the upper beam 1 and the lower beam 2 move synchronously along the two hollow rods 3 respectively, thereby reducing the distance between the beams and increasing the scope of application of the device.

[0028] Example 2

[0029] refer to Figure 1-Figure 6 , an improvement based on Example 1: a plurality of inclined plates 17 and load-bearing rods 15 are fixedly connected between the bottom inner wall and the top inner wall of the hollow rod 3, and the plurality of load-bearing rods 15 are located between every two inclined plates 17. The inclined plates 17 and the load-bearing rods 15 can increase the load-bearing capacity of the hollow rod 3.

[0030] Reference Figure 3-Figure 6 The two upper connecting plates 6 and the two lower connecting plates 7 form a triangle with the two hollow rods 3 respectively, and two adjacent inclined plates 17 among the multiple inclined plates 17 form a triangle with the top inner wall and the bottom inner wall of the hollow rod 3 respectively. The triangle has stability, and the overall load-bearing capacity of the truss can be increased through the triangular setting.

[0031] Reference Figure 2-Figure 5 A plurality of threaded holes 4 are provided on both sides of the two upper beams 1 and the two lower beams 2, and a plurality of threaded holes 2 18 are provided on both sides of the hollow rod 3. The plurality of threaded holes 4 are respectively fixed to the plurality of threaded holes 2 18 by bolts and nuts, so as to facilitate the positioning and fixing of the upper beams 1 and the lower beams 2 after the movement.

[0032] Reference Figure 3 The inner walls of both sides of the two slide grooves 11 are fixedly connected with the limit blocks 9, and one end of the two bidirectional screw rods 10 rotates through the bottom of the two limit blocks 9 respectively. The limit blocks 9 can limit the upper slider 16 and the lower slider 12 to avoid collision during movement. The tops of the two upper connecting plates 6 and the two lower connecting plates 7 are provided with through grooves 13, which can reduce the weight of the upper connecting plates 6 and the lower connecting plates 7.

[0033] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A low-deflection, high-load-bearing escalator truss, comprising two upper beams (1) and two lower beams (2), characterized in that: A second slide groove (14) is provided on the side where the two upper beams (1) are close to each other and a side where the lower beams (2) are close to each other; a hollow rod (3) is slidably connected between the second slide grooves (14) of the two upper beams (1) and between the second slide grooves (14) of the two lower beams (2); a vertical rod (5) is fixedly connected between the two hollow rods (3); and a connecting beam (8) is fixedly connected between the bottoms of the two upper beams (1) and the tops of the two lower beams (2); A group of adjustment components, wherein the group of adjustment components is located between the two sides of the vertical rod (5) and the connecting beam (8) and is used to adjust the distance between the two upper beams (1) and the two lower beams (2).

2. The low-deflection, high-load-bearing escalator truss according to claim 1, characterized in that: The adjustment assembly comprises an upper connecting plate (6) and a lower connecting plate (7), the upper connecting plate (6) and the lower connecting plate (7) are both rotatably connected to one side of the vertical rod (5), a slide groove (11) is provided on one side of the connecting beam (8), an upper slider (16) and a lower slider (12) are slidably connected between the inner walls on both sides of the slide groove (11), one side of the upper slider (16) is rotatably connected to one side of the upper connecting plate (6), one side of the lower slider (12) is rotatably connected to one side of the lower connecting plate (7), a bidirectional screw rod (10) is rotatably connected between the bottom inner wall and the top inner wall of the slide groove (11), one end of the bidirectional screw rod (10) is threadedly passed through the bottom of the upper slider (16) and the bottom of the lower slider (12).

3. The low-deflection, high-load-bearing escalator truss according to claim 2, characterized in that: A plurality of inclined plates (17) and load-bearing rods (15) are fixedly connected between the bottom inner wall and the top inner wall of the hollow rod (3), and the plurality of load-bearing rods (15) are located between every two inclined plates (17).

4. The low-deflection, high-load-bearing escalator truss according to claim 3, characterized in that: The two upper connecting plates (6) and the two lower connecting plates (7) respectively form a triangle with the two hollow rods (3), and two adjacent inclined plates (17) among the plurality of inclined plates (17) respectively form a triangle with the top inner wall and the bottom inner wall of the hollow rod (3).

5. The low-deflection, high-load-bearing escalator truss according to claim 1, characterized in that: A plurality of threaded holes one (4) are provided on both sides of the two upper beams (1) and the two lower beams (2), a plurality of threaded holes two (18) are provided on both sides of the hollow rod (3), and the plurality of threaded holes one (4) are respectively fixed to the plurality of threaded holes two (18) by bolts and nuts.

6. The low-deflection, high-load-bearing escalator truss according to claim 2, characterized in that: A limit block (9) is fixedly connected between the inner walls of both sides of the two slide grooves (11), one end of the two bidirectional screw rods (10) respectively rotates through the bottom of the two limit blocks (9), and the tops of the two upper connecting plates (6) and the two lower connecting plates (7) are each provided with a through groove (13).

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