Positioning structure for lift car of high-speed elevator

By adopting a clamp installation structure and a coordinated limit structure in the high-speed elevator, the problem of shifting and instability of the car during long-term operation is solved, low-cost and high-stability car positioning is achieved, and maintenance is reduced Cost and extended maintenance cycle.

CN119320084APending Publication Date: 2025-01-17POTEVIO LOGISTICS TECH +1
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Patent Information

Application Number
CN202411483537.8
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-10-23
Publication Date
2025-01-17

AI Technical Summary

Technical Problem

Existing high-speed elevator cars are prone to displacement and instability during long-term operation, resulting in high maintenance costs and short maintenance cycles, which affects equipment stability and use efficiency.

Method used

The clamp installation structure is adopted and a stable limit structure with multiple sets of coordinated coordination, so that the high stability and position adjustment of the car can be achieved through eccentric installation and adjustment screws, reducing maintenance costs.

Benefits of technology

It effectively improves the operating stability and position stability of the high-speed elevator, reduces maintenance costs, and extends the maintenance cycle.

✦ Generated by Eureka AI based on patent content.

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Patent Text Reader

Abstract

The invention provides a high-speed elevator car positioning structure. The high-speed elevator car positioning structure comprises a middle connecting assembly. The lateral installation rack assemblies are connected and fixed to the two sides of the middle connecting assembly, the lateral installation rack assemblies and the middle connecting assembly are U-shaped clamping vertically-fixed stand column sectional materials, the lateral limiting assemblies are installed on the side faces, right opposite to the stand column sectional materials, of the middle sections of the lateral installation rack assemblies, and strip-shaped grooves are formed in the side faces of the stand column sectional materials. A first limiting wheel assembly and a second limiting wheel assembly are installed on the upper side and the lower side of the end of the lateral installation rack assembly respectively. By means of the mode that the clamping installation structure is combined with the multiple sets of limiting structures stable in cooperation, the operation stability of the elevator can be greatly improved in a low-cost and higher-stability mode, the position stability of a lift car in the operation process can be effectively improved, the installation position can be finely adjusted more easily, and the safety of the elevator is improved. Therefore, the maintenance cost of the high-speed elevator is effectively reduced, and the maintenance period of the high-speed elevator is shortened.
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Description

Technical Field

[0001] The invention relates to a high-speed elevator car positioning structure, belonging to the technical field of automated logistics lifting and sorting mechanisms. Background Art

[0002] At present, with the widespread application of multi-layer shuttle car systems in the tobacco industry, the high-speed elevator for entering and exiting the warehouse is the core equipment, and the stability of the car during operation is crucial.

[0003] In the prior art, most elevators are directly clamped in the mounting frame by roller contact, but this places extremely high demands on the processing accuracy of the elevator car and the mounting frame, resulting in excessively high costs and being difficult to achieve in practice. As a result, in practice, the car often shifts and becomes unstable during long-term operation.

[0004] High-speed elevators have higher requirements for stability. When the car often shifts or becomes unstable during long-term operation, the consequences are more serious due to high-speed operation. This makes the maintenance cost of high-speed elevators extremely high and the maintenance cycle extremely short, causing great inconvenience to the using companies. Summary of the invention

[0005] In order to solve the above technical problems, the present invention provides a high-speed elevator car positioning structure. The high-speed elevator car positioning structure can greatly improve the operating stability of the elevator in a low-cost and more stable manner through a clamping installation structure combined with multiple groups of coordinated and stable limiting structures. It can not only effectively improve the position stability of the car during operation, but also make it easier to fine-tune the installation position, thereby effectively reducing the maintenance cost of the high-speed elevator and shortening the maintenance cycle of the high-speed elevator.

[0006] The present invention is achieved through the following technical solutions.

[0007] A high-speed elevator car positioning structure provided by the present invention comprises an intermediate connection assembly; the intermediate connection assembly is connected and fixed with lateral mounting frame assemblies on both sides, the lateral mounting frame assembly and the intermediate connection assembly are U-shaped to clamp a vertically fixed column profile, a lateral limiting assembly is installed on the side of the middle section of the lateral mounting frame assembly facing the column profile, a strip groove is provided on the side of the column profile, a first limiting wheel assembly and a second limiting wheel assembly are respectively installed on the upper and lower sides of the end of the lateral mounting frame assembly, the second limiting wheel assembly is eccentrically installed, the first limiting wheel assembly and the second limiting wheel assembly are embedded in the strip groove on the side of the column profile and pressed against the column profile.

[0008] The first limiting wheel assembly is composed of a first roller installed on a first shaft through a first support bearing, the first shaft is fixed to the lateral mounting frame assembly through a locking screw, the first roller is a rubber-coated roller, and one end of the first shaft inserted into the lateral mounting frame assembly is a flat shaft structure.

[0009] The first shaft is sleeved with a first spacer.

[0010] The second limiting wheel assembly is composed of a second roller installed on a second shaft through a second support bearing, the second shaft is fixed to the side mounting frame assembly through a locking nut, the second roller is a rubber-coated roller, and the second shaft is an eccentric shaft structure.

[0011] The second shaft is sleeved with a second spacer.

[0012] The second shaft passes through the lateral mounting frame assembly and is threadedly engaged with a locking nut, which is a double nut.

[0013] The lateral limit assembly consists of a lateral roller installed on a lateral shaft through a lateral support bearing. The lateral shaft is installed on a mounting seat and fixed to the lateral mounting frame assembly through a lateral locking screw. The mounting seat is also equipped with an adjusting screw for adjusting the position of the lateral limit.

[0014] The intermediate connection assembly is composed of an intermediate steel plate, and intermediate square steel pipes are installed at the top and bottom of the intermediate steel plate.

[0015] The lateral mounting frame assembly is composed of a lateral steel plate, which is fixed to the middle connection assembly. A middle mounting hole is opened on the lateral steel plate for installing the lateral limiting assembly, and a first end flat hole is opened for installing the first limiting wheel assembly, and a second slot hole is opened for installing the second limiting wheel assembly; a lateral square steel pipe is also fixed on the lateral steel plate to strengthen the structure.

[0016] The second slotted holes and the first terminal flat holes are arranged in pairs in a vertical straight line, with two pairs on each side of the lateral mounting frame assembly; on the straight line of the first terminal flat hole and the second slotted hole, the second slotted hole is located on the relatively inner side.

[0017] The beneficial effect of the present invention is that by combining the clamping installation structure with multiple groups of coordinated and stable limiting structures, the operating stability of the elevator can be greatly improved in a low-cost and more stable manner, which can not only effectively improve the position stability of the car during operation, but also make it easier to fine-tune the installation position, thereby effectively reducing the maintenance cost of the high-speed elevator and shortening the maintenance cycle of the high-speed elevator. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is a schematic diagram of the structure of at least one embodiment of the present invention;

[0019] Figure 2 yes Figure 1 A top sectional view of

[0020] Figure 3 yes Figure 1A schematic diagram of the structure of the middle lateral limit assembly;

[0021] Figure 4 yes Figure 3 Sectional view of the middle AA plane;

[0022] Figure 5 yes Figure 1 A schematic diagram of the structure of the middle and side mounted rack assembly;

[0023] Figure 6 yes Figure 1 Side view of

[0024] Figure 7 It is a schematic diagram of the principle of eccentric adjustment of the present invention.

[0025] In the figure: 1-first limiting wheel assembly, 101-first roller, 102-first support bearing, 103-first shaft, 104-first spacer, 105-locking screw, 2-second limiting wheel assembly, 201-second roller, 202-second support bearing, 203-second shaft, 204-second spacer, 205-locking nut, 3-lateral limiting assembly, 301-lateral roller, 302-lateral support bearing, 303-lateral shaft, 304-mounting seat, 305-lateral locking screw, 306-adjusting screw, 4-lateral mounting frame assembly, 401-lateral square steel pipe, 402-lateral steel plate, 403-middle section mounting hole, 404-first end flat hole, 405-second slot hole, 5-middle connection assembly, 501-middle square steel pipe, 502-middle steel plate, 6-column profile. DETAILED DESCRIPTION

[0026] The technical solution of the present invention is further described below, but the scope of protection claimed is not limited to the description.

[0027] A first embodiment of the present invention relates to Figures 1 to 7 A high-speed elevator car positioning structure shown in the figure includes an intermediate connecting assembly 5; the intermediate connecting assembly 5 is connected and fixed to a lateral mounting frame assembly 4 on both sides, the lateral mounting frame assembly 4 and the intermediate connecting assembly 5 are U-shaped to clamp a vertically fixed column profile 6, a lateral limiting assembly 3 is installed on the side of the middle section of the lateral mounting frame assembly 4 facing the column profile 6, and a strip groove is provided on the side of the column profile 6, and a first limiting wheel assembly 1 and a second limiting wheel assembly 2 are respectively installed on the upper and lower sides of the end of the lateral mounting frame assembly 4, the second limiting wheel assembly 2 is eccentrically installed, and the first limiting wheel assembly 1 and the second limiting wheel assembly 2 are embedded in the strip groove on the side of the column profile 6 and pressed against the column profile 6.

[0028] The second limiting wheel assembly 2 is installed eccentrically, so the roller can be adjusted to move left and right, so that the roller can completely fit the guide rail to distribute the load.

[0029] The second embodiment of the present invention is substantially the same as the first embodiment, mainly in that a further preferred embodiment is provided, wherein the first limiting wheel assembly 1 is composed of a first roller 101 installed on a first shaft 103 via a first support bearing 102, the first shaft 103 is fixed to the lateral mounting frame assembly 4 via a locking screw 105, the first roller 101 is a rubber-coated roller, and one end of the first shaft 103 inserted into the lateral mounting frame assembly 4 is a flat shaft structure.

[0030] Furthermore, a first spacer sleeve 104 is mounted on the first shaft 103 .

[0031] Furthermore, the second limiting wheel assembly 2 is composed of a second roller 201 mounted on a second shaft 203 through a second support bearing 202, the second shaft 203 is fixed to the lateral mounting frame assembly 4 through a locking nut 205, the second roller 201 is a rubber-coated roller, and the second shaft 203 is an eccentric shaft structure. Because the eccentric shaft has the ability to adjust the alignment of the car conveying surface with the conveying line outside the equipment, it is equivalent to solving some processing errors, and also has a certain ability to share the load on the top and bottom wheels.

[0032] Furthermore, a second spacer sleeve 204 is sleeved on the second shaft 203 .

[0033] Furthermore, the second shaft 203 passes through the lateral mounting frame assembly 4 and is threadedly engaged with the locking nut 205 , and the locking nut 205 is a double nut.

[0034] The third embodiment of the present invention is substantially the same as the first embodiment, mainly in that a further preferred embodiment is provided, wherein the lateral limit assembly 3 is composed of a lateral roller 301 mounted on a lateral shaft 303 via a lateral support bearing 302; the lateral shaft 303 is mounted on a mounting seat 304 and fixed to a lateral mounting frame assembly 4 via a lateral locking screw 305; and an adjusting screw 306 is also provided on the mounting seat 304 for adjusting the position of the lateral limit.

[0035] Furthermore, the middle connection assembly 5 is composed of a middle steel plate 502 , and middle square steel tubes 501 are installed at the top and bottom of the middle steel plate 502 .

[0036] Furthermore, the lateral mounting frame assembly 4 is composed of a lateral steel plate 402, which is fixed to the middle connecting assembly 5. A middle mounting hole 403 is opened on the lateral steel plate 402 for installing the lateral limiting assembly 3, and a first end flat hole 404 is opened for installing the first limiting wheel assembly 1, and a second slot hole 405 is opened for installing the second limiting wheel assembly 2; a lateral square steel pipe 401 is also fixed on the lateral steel plate 402 to strengthen the structure.

[0037] Furthermore, the second slotted holes 405 and the first end flat holes 404 are arranged in pairs in a straight line in a vertical direction, with two pairs on each side of the lateral mounting frame assembly 4; on the straight line of the first end flat hole 404 and the second slotted hole 405, the second slotted hole 405 is located on the relatively inner side.

[0038] The fourth embodiment of the present invention is combined with the above embodiments, and includes a first limiting wheel assembly 1, a second limiting wheel assembly 2, a lateral limiting assembly 3, a lateral mounting frame assembly 4, an intermediate connecting assembly 5, and a column profile 6. The first limiting wheel assembly 1, the second limiting wheel assembly 2, and the lateral limiting assembly 3 are connected to the lateral mounting frame assembly 4 by bolts, and the intermediate connecting assembly 5 connects the lateral mounting frame assemblies 4 on both sides into a whole by bolts, so as to be clamped on the column profile 6.

[0039] The first limiting wheel assembly 1 is composed of a first roller 101, a first supporting bearing 102, a first shaft 103, a first spacer sleeve 104 and a locking screw 105. The first roller 101 contacting the column profile 6 is in the form of rubber coating, mainly to reduce noise during operation. The first supporting bearing 102 is in the middle, and one end of the first shaft 103 is a flat shaft embedded in the side mounting frame assembly 4 to prevent the first limiting wheel assembly 1 from slipping during operation.

[0040] The second limiting wheel assembly 2 is composed of a second roller 201, a second supporting bearing 202, a second shaft 203, a second spacer sleeve 204 and a locking nut 105. The second roller 201 contacting the column profile 6 is in the form of rubber coating, mainly to reduce noise during operation. The second supporting bearing 202 is in the middle, and the second shaft 203 is an eccentric shaft, which is mainly used to share the load of the first limiting wheel assembly 1 and at the same time achieve the function of adjusting the inclination of the car. At the same time, a double nut is used to prevent the second limiting wheel assembly 2 from slipping during operation.

[0041] The lateral limit assembly 3 is composed of a lateral roller 301, a lateral support bearing 302, a lateral shaft 303, a mounting seat 304, a lateral locking screw 305, and an adjusting screw 306. It is connected to the lateral mounting frame assembly 4 through the lateral locking screw 305, and the position of the lateral limit is adjusted by the adjusting screw 306.

[0042] The lateral mounting frame assembly 4 is welded from a lateral square steel pipe 401 and a lateral steel plate 402, and is mainly used to provide mounting positions for the first limiting wheel assembly 1, the second limiting wheel assembly 2, and the lateral limiting assembly 3 and to strengthen the structural strength. The countersunk hole opened at the position of the middle mounting hole 403 on the lateral steel plate 402 is for installing the lateral limiting assembly 3, the flat hole opened at the position of the first end flat hole 404 is for installing the first limiting wheel assembly 1 and preventing it from slipping and loosening, and the slotting at the position of the second slotted hole 405 is for facilitating the installation and fixation of the second limiting wheel assembly 2.

[0043] The middle connection assembly 5 is formed by welding a middle square steel pipe 501 and a middle steel plate 502 , and is mainly used to connect the lateral mounting frame assemblies 4 on both sides.

Claims

1. A high-speed elevator car positioning structure, comprising an intermediate connection assembly (5), characterized in that: The middle connection assembly (5) is connected and fixed to the lateral mounting frame assembly (4) on both sides. The lateral mounting frame assembly (4) and the middle connection assembly (5) are U-shaped and clamp a vertically fixed column profile (6). The middle section of the lateral mounting frame assembly (4) is provided with a lateral limit assembly (3) on the side facing the column profile (6). The side of the column profile (6) has a strip-shaped groove. The upper and lower sides of the end of the lateral mounting frame assembly (4) are respectively provided with a first limit wheel assembly (1) and a second limit wheel assembly (2). The second limit wheel assembly (2) is eccentrically installed. The first limit wheel assembly (1) and the second limit wheel assembly (2) are embedded in the strip-shaped groove on the side of the column profile (6) and pressed against the column profile (6).

2. The high-speed elevator car positioning structure according to claim 1, characterized in that: The first limiting wheel assembly (1) is composed of a first roller (101) mounted on a first shaft (103) via a first support bearing (102); the first shaft (103) is fixed to the lateral mounting frame assembly (4) via a locking screw (105); the first roller (101) is a rubber-coated roller; and one end of the first shaft (103) inserted into the lateral mounting frame assembly (4) is a flat shaft structure.

3. The high-speed elevator car positioning structure according to claim 2, characterized in that: A first spacer sleeve (104) is sleeved on the first shaft (103).

4. The high-speed elevator car positioning structure according to claim 1, characterized in that: The second limiting wheel assembly (2) is composed of a second roller (201) mounted on a second shaft (203) via a second support bearing (202); the second shaft (203) is fixed to the lateral mounting frame assembly (4) via a locking nut (205); the second roller (201) is a rubber-coated roller, and the second shaft (203) is an eccentric shaft structure.

5. The high-speed elevator car positioning structure according to claim 4, characterized in that: The second shaft (203) is sleeved with a second spacer sleeve (204).

6. The high-speed elevator car positioning structure according to claim 4, characterized in that: The second shaft (203) passes through the lateral mounting frame assembly (4) and is threadedly engaged with a locking nut (205), wherein the locking nut (205) is a double nut.

7. The high-speed elevator car positioning structure according to claim 1, characterized in that: The lateral limit assembly (3) is composed of a lateral roller (301) mounted on a lateral shaft (303) via a lateral support bearing (302); the lateral shaft (303) is mounted on a mounting seat (304) and fixed to the lateral mounting frame assembly (4) via a lateral locking screw (305); and an adjusting screw (306) is also mounted on the mounting seat (304) for adjusting the position of the lateral limit.

8. The high-speed elevator car positioning structure according to claim 1, characterized in that: The intermediate connection assembly (5) is composed of an intermediate steel plate (502), and intermediate square steel pipes (501) are installed at the top and bottom of the intermediate steel plate (502).

9. The high-speed elevator car positioning structure according to claim 1, characterized in that: The lateral mounting frame assembly (4) is composed of a lateral steel plate (402), which is fixed to the middle connection assembly (5). A middle section mounting hole (403) is provided on the lateral steel plate (402) for mounting the lateral limit assembly (3), a first end flat hole (404) is provided for mounting the first limit wheel assembly (1), and a second slot hole (405) is provided for mounting the second limit wheel assembly (2). A lateral square steel pipe (401) is also fixed on the lateral steel plate (402) for strengthening the structure.

10. The high-speed elevator car positioning structure according to claim 9, characterized in that: The second slotted holes (405) and the first terminal flat holes (404) are arranged in pairs in a vertical straight line, with two pairs on each side of the lateral mounting frame assembly (4); on the straight line between the first terminal flat holes (404) and the second slotted holes (405), the second slotted holes (405) are located on the relatively inner side.