A hollow guide rail for elevator

Abstract

The utility model provides a hollow guide rail for an elevator, which belongs to the technical field of elevator guide rails, and aims to solve the problem of increasing the frequency and workload of operators' repeated labor, while also affecting the installation efficiency when positioning the guide rail and the mounting bracket. The utility model comprises a mounting bracket, a hollow guide rail main body arranged on the outer side of the top end surface of the mounting bracket; a docking auxiliary structure arranged at the front and rear ends of the hollow guide rail main body; two pressure guide auxiliary frames are respectively arranged on the left and right sides of the mounting bracket and the hollow guide rail main body; four limiting bolts are respectively threadedly connected on the inner sides of four mounting through holes; an installation auxiliary mechanism is arranged between the limiting bolt and the pressure guide auxiliary frame; a locking auxiliary mechanism is arranged between the driving pulley and the pressure guide auxiliary frame; the operation steps when positioning the hollow guide rail main body and the mounting bracket are simplified, the frequency and workload of operators' repeated labor are reduced, and the installation efficiency when positioning the hollow guide rail main body and the mounting bracket is further improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of elevator guide rails, and more specifically, particularly relates to a hollow elevator guide rail. Background Art

[0002] During the operation of the elevator, hollow guide rails are often used to assist the elevator in moving. In the actual application of hollow guide rails, after connecting the ends of multiple sections of guide rails, a plurality of limit bolts and pressure guide plates are usually used to achieve the limit connection between the guide rails and the mounting bracket.

[0003] For example, the existing application number CN202121760736.0 relates to the field of elevator hollow guide rails and accessories, and specifically to an elevator hollow guide rail installation structure. The utility model is realized by the following technical scheme: it includes a plurality of hollow guide rails, and a plurality of hollow guide rails are spliced ​​into a long guide rail by a plurality of connecting plates. In order to strengthen the connection strength between the hollow guide rail and the connecting plate, an internal connection assembly is installed inside the hollow guide rail. After the plurality of hollow guide rails are spliced ​​into a long guide rail, the hollow guide rail is installed on the guide rail mounting bracket by the pressure guide plate. The hollow guide rail includes a reinforced horizontal edge and a reinforced bevel edge, and the two are connected in coordination to make the hollow guide rail more resistant to deformation; the hollow guide rail includes a vertically connected guide horizontal edge and a guide vertical edge, which fits tightly with the pressure guide plate one and the pressure guide plate two of the pressure guide plate, so that the hollow guide rail is not easy to be displaced during use, and the pressure guide plate will not generate lateral force on the hollow guide rail.

[0004] Based on the above, when positioning the guide rail and the mounting bracket, the guide rail is often required to be placed on the top of the mounting bracket, the pressure guide plate is crimped on the left and right sides of the guide rail, and the position of the pressure guide plate is adjusted to make the mounting through hole of the pressure guide plate and the mounting through hole of the mounting bracket relatively aligned, and then multiple limit bolts are inserted into the inner side of the mounting through hole, and after the multiple limit screws are rotated in sequence, the positioning installation between the hollow guide rail and the mounting bracket is achieved, which not only increases the frequency and workload of the operator's repetitive labor, but also affects the installation efficiency when positioning the guide rail and the mounting bracket. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a hollow guide rail for an elevator, so as to solve the problem that when positioning the guide rail and the mounting bracket, the guide rail is often placed on the top of the mounting bracket, the pressure guide plate is crimped on the left and right sides of the guide rail, and the position of the pressure guide plate is adjusted to make the mounting through hole of the pressure guide plate and the mounting through hole of the mounting bracket relatively aligned, and then a plurality of limit bolts are inserted into the inner side of the mounting through hole, and after the plurality of limit screws are rotated in sequence, the positioning installation between the hollow guide rail and the mounting bracket is realized, which not only increases the frequency and workload of the operator's repetitive labor, but also affects the installation efficiency when positioning the guide rail and the mounting bracket.

[0006] The purpose and effect of the hollow guide rail for an elevator of the utility model are achieved by the following specific technical means:

[0007] A hollow guide rail for an elevator comprises a mounting bracket, a hollow guide rail body, a docking auxiliary structure, a pressure guide auxiliary frame, a limiting bolt, an mounting auxiliary mechanism and a locking auxiliary mechanism, wherein the hollow guide rail body is arranged on the outer side of the top end surface of the mounting bracket; the docking auxiliary structure is arranged on the front and rear ends of the hollow guide rail body; there are two pressure guide auxiliary frames, which are respectively arranged on the left and right sides of the mounting bracket and the hollow guide rail body; the front and rear sides of the pressure guide auxiliary frame and the mounting bracket are respectively provided with mounting through holes; there are four limiting bolts, which are respectively threadedly connected to the inner sides of the four mounting through holes; the mounting auxiliary mechanism is arranged between the limiting bolt and the pressure guide auxiliary frame; the mounting auxiliary mechanism comprises a driving pulley, which has two groups of driving pulleys, which are respectively rotatably arranged on the front and rear sides of the inner end of the pressure guide auxiliary frame; the locking auxiliary mechanism is arranged between the driving pulley and the pressure guide auxiliary frame.

[0008] Furthermore, the docking auxiliary structure includes: a docking auxiliary block and a docking auxiliary groove, the docking auxiliary block is fixedly connected to the outer side of the front end face of the hollow guide rail body, the bottom end face of the docking auxiliary block is flush with the bottom end of the hollow guide rail body, and the outer end of the docking auxiliary block is a ladder-shaped block structure; the docking auxiliary groove is opened on the rear end face of the hollow guide rail body, and the docking auxiliary groove and the docking auxiliary block are aligned and have the same size.

[0009] Furthermore, positioning auxiliary grooves are provided on the left and right sides of the top end surface of the mounting bracket;

[0010] A positioning auxiliary plate is provided at the alignment position between the bottom end of the pressure guide auxiliary frame and the positioning auxiliary groove; a pressure guide plate is fixedly connected to the upper side of the inner end surface of the pressure guide auxiliary frame, and the outer end of the pressure guide plate is a ladder-shaped block structure;

[0011] Pressure guide auxiliary grooves are provided at the positions where the left and right ends of the hollow guide rail body are aligned with the pressure guide plate.

[0012] Furthermore, a positioning guide groove is provided on the outer side of the limit bolt;

[0013] The installation auxiliary mechanism also includes: a transmission support shaft and a driving belt, wherein there are two groups of transmission support shafts, and the two groups of transmission support shafts are respectively and concentrically fixedly connected to the bottom end surfaces of the two groups of driving pulleys; through holes are provided on the inner sides of the driving pulleys and the transmission support shafts; the driving belt is wound around the outer sides of the two driving pulleys on the same sides; a positioning auxiliary block is fixedly connected to the inner side of the driving pulley and the alignment position with the positioning guide groove.

[0014] Furthermore, the locking auxiliary mechanism includes: a positioning ring and an elastic traction member, the positioning ring has two groups, and the two groups of positioning rings are respectively slidably arranged above the two groups of driving pulleys; the outer end of the positioning ring is fixedly connected with an anti-slip auxiliary ring; an elastic traction member is fixedly connected between the positioning ring and the driving pulley on the same side; and a threaded groove is arranged on the inner side of the positioning ring.

[0015] Furthermore, a positioning cylinder is fixedly connected to the outer end of the positioning ring; a locking column is slidably provided on the outer end of the positioning cylinder; an elastic reset member is fixedly connected between the locking column and the positioning cylinder; and a locking groove is provided at the lower end of the inner side of the mounting through hole.

[0016] Compared with the prior art, the utility model has the following beneficial effects:

[0017] The utility model can realize the positioning assistance of the pressure guide auxiliary frame during the process of assembling the pressure guide auxiliary frame with the mounting bracket and the hollow guide rail body, so that the pressure guide auxiliary frame and the mounting through hole in the mounting bracket are automatically aligned, and only one limit bolt needs to be pushed to rotate to realize the synchronous driving between the limit bolts on the same side, which simplifies the operation steps when positioning the hollow guide rail body and the mounting bracket, reduces the frequency and workload of the operator's repeated labor, and further improves the installation efficiency when positioning the hollow guide rail body and the mounting bracket;

[0018] When the utility model is in use, the connection stability between the hollow guide rail body and the mounting bracket is ensured, the loosening of the limit bolts during long-term use is greatly avoided, and the safety of the hollow guide rail in actual application is further improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is an overall isometric structural schematic diagram of the utility model.

[0020] Figure 2 It is a schematic diagram of the installation structure of the pressure-guided auxiliary frame and the limiting bolts of the utility model.

[0021] Figure 3 It is a schematic diagram of the installation auxiliary mechanism and the limiting bolt installation structure of the utility model.

[0022] Figure 4 It is a schematic diagram of the installation structure of the hollow guide rail main body and the installation bracket of the utility model.

[0023] Figure 5 The utility model is a schematic diagram of the installation structure of the driving pulley and the limiting bolt.

[0024] Figure 6 It is a schematic diagram of the cross-sectional structure of the locking auxiliary mechanism of the utility model.

[0025] Figure 7 It is a schematic diagram of the installation structure of the locking auxiliary mechanism and the installation auxiliary mechanism of the utility model.

[0026] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0027] 1. Mounting bracket; 101. Positioning auxiliary groove; 2. Hollow guide rail body; 201. Pressure guide auxiliary groove; 3. Docking auxiliary block; 301. Docking auxiliary groove; 4. Pressure guide auxiliary frame; 401. Pressure guide plate; 5. Limit bolt; 501. Positioning guide groove; 6. Transmission support shaft; 601. Driving pulley; 6011. Driving belt; 602. Positioning auxiliary block; 603. Positioning ring; 604. Anti-slip auxiliary ring; 605. Elastic traction member; 606. Positioning cylinder; 607. Locking column; 608. Elastic reset member. DETAILED DESCRIPTION

[0028] The implementation of the utility model is further described in detail below in conjunction with the drawings and examples.

[0029] Embodiment 1:

[0030] As attached Figure 1 To Attachment Figure 5 As shown:

[0031] The utility model provides a hollow guide rail for an elevator, comprising a mounting bracket 1, a hollow guide rail body 2, a docking auxiliary structure, a pressure guide auxiliary frame 4, a limiting bolt 5, an installation auxiliary mechanism and a locking auxiliary mechanism, wherein the hollow guide rail body 2 is arranged on the outer side of the top end surface of the mounting bracket 1; the docking auxiliary structure is arranged at the front and rear ends of the hollow guide rail body 2; there are two pressure guide auxiliary frames 4, which are respectively arranged on the left and right sides of the mounting bracket 1 and the hollow guide rail body 2; the pressure guide auxiliary frames 4 and the front and rear sides of the mounting bracket 1 are respectively provided with mounting through holes; there are four limiting bolts 5, which are respectively threadedly connected to the inner sides of the four mounting through holes; the installation auxiliary mechanism is arranged between the limiting bolt 5 and the pressure guide auxiliary frame 4; the installation auxiliary mechanism comprises a driving pulley 601, which has two groups of driving pulleys 601, which are respectively rotatably arranged on the front and rear sides of the inner end of the pressure guide auxiliary frame 4; the locking auxiliary mechanism is arranged between the driving pulley 601 and the pressure guide auxiliary frame 4.

[0032] Among them, the docking auxiliary structure includes: a docking auxiliary block 3 and a docking auxiliary groove 301. The docking auxiliary block 3 is fixedly connected to the outer side of the front end face of the hollow guide rail body 2. The bottom end face of the docking auxiliary block 3 is flush with the bottom end of the hollow guide rail body 2, and the outer end of the docking auxiliary block 3 is a ladder-shaped block structure; the docking auxiliary groove 301 is opened on the rear end face of the hollow guide rail body 2, and the docking auxiliary groove 301 is aligned with the docking auxiliary block 3 and has the same size.

[0033] Among them, positioning auxiliary grooves 101 are opened on the left and right sides of the top end surface of the mounting bracket 1;

[0034] A positioning auxiliary plate is provided at the bottom end of the pressure guide auxiliary frame 4 and the alignment position of the positioning auxiliary groove 101; a pressure guide plate 401 is fixedly connected to the upper side of the inner end surface of the pressure guide auxiliary frame 4, and the outer end of the pressure guide plate 401 is a ladder block structure;

[0035] Pressure guide auxiliary grooves 201 are provided at the left and right ends of the hollow guide rail body 2 and aligned with the pressure guide plate 401 .

[0036] Among them, a positioning guide groove 501 is opened on the outer side of the limiting bolt 5;

[0037] The installation auxiliary mechanism also includes: a transmission support shaft 6 and a driving belt 6011. There are two groups of transmission support shafts 6, and the two groups of transmission support shafts 6 are respectively and concentrically fixedly connected to the bottom end surfaces of the two groups of driving pulleys 601; through holes are provided on the inner sides of the driving pulleys 601 and the transmission support shaft 6; the driving belt 6011 is wound around the outer sides of the two driving pulleys 601 on the same side; a positioning auxiliary block 602 is fixedly connected to the inner side of the driving pulley 601 and the alignment position with the positioning guide groove 501.

[0038] The specific usage and function of this embodiment are as follows:

[0039] When the utility model is in use, after the front and rear adjacent docking auxiliary blocks 3 are docked into the inside of the docking auxiliary groove 301, the positioning and assembly process between multiple hollow guide rail bodies 2 is realized; after the position of the positioning auxiliary plate and the positioning auxiliary groove 101 is relatively aligned, the pressure guide plate 401 is overlapped on the inner side of the pressure guide auxiliary groove 201, and the positioning of the pressure guide auxiliary frame 4 is realized. In the process of placing the pressure guide auxiliary frame 4, the mounting through hole of the pressure guide auxiliary frame 4 is automatically aligned with the mounting through hole of the mounting bracket 1; after the positioning guide groove 501 is aligned with the position of the positioning auxiliary block 602, when the limit bolt 5 is rotated, the driving belt 6011 and the driving pulley 601 push the limit bolt 5 on the same side to rotate synchronously.

[0040] Embodiment 2:

[0041] On the basis of the first embodiment, Figure 6 and Figure 7 As shown:

[0042] Among them, the locking auxiliary mechanism includes: a positioning ring 603 and an elastic traction member 605. There are two groups of positioning rings 603, and the two groups of positioning rings 603 are respectively slidably arranged above the two groups of driving pulleys 601; the outer end of the positioning ring 603 is fixedly connected with an anti-slip auxiliary ring 604; the elastic traction member 605 is fixedly connected between the positioning ring 603 and the driving pulley 601 on the same side; and a threaded groove is arranged on the inner side of the positioning ring 603.

[0043] Among them, the outer end of the positioning ring 603 is fixedly connected with a positioning cylinder 606; the outer end of the positioning cylinder 606 is slidably provided with a locking column 607; an elastic reset member 608 is fixedly connected between the locking column 607 and the positioning cylinder 606; and a locking groove is opened at the lower end of the inner side of the installation through hole.

[0044] The specific usage and function of this embodiment are as follows:

[0045] When the utility model is in use, during the process of rotating the limit bolt 5, after the limit bolt 5 is rotated to the specified position, the limit bolt 5 continues to rotate downward, pushing the positioning ring 603 and the anti-slip auxiliary ring 604 to slide downward synchronously. During the process of the positioning ring 603 continuing to slide downward, after the position of the locking column 607 and the locking groove are relatively aligned, the elastic reset member 608 pushes the locking column 607 to slide outward, so that the locking column 607 automatically slides into the locking groove, thereby realizing automatic locking and positioning of the limit bolt 5, and at the same time avoiding the thread stripping phenomenon when the limit bolt 5 is rotated.

Claims

1. An elevator hollow guide rail, comprising a mounting bracket, a hollow guide rail body, a docking auxiliary structure, two pressure guide auxiliary frames, four limit bolts, an installation auxiliary mechanism and a locking auxiliary mechanism, wherein the hollow guide rail body is arranged on the outer side of the top end surface of the mounting bracket; characterized in that: The docking auxiliary structure is arranged at the front and rear ends of the hollow guide rail body; the two pressure-guide auxiliary frames are respectively arranged on the left and right sides of the mounting bracket and the hollow guide rail body; the front and rear sides of the pressure-guide auxiliary frame and the mounting bracket are respectively provided with mounting through holes; the four limit bolts are respectively threadedly connected to the inner sides of the four mounting through holes; the installation auxiliary mechanism is arranged between the limit bolts and the pressure-guide auxiliary frame; the installation auxiliary mechanism includes two groups of driving pulleys, and the two groups of driving pulleys are respectively rotatably arranged on the front and rear sides of the inner end of the pressure-guide auxiliary frame; the locking auxiliary mechanism is arranged between the driving pulley and the pressure-guide auxiliary frame.

2. An elevator hollow guide rail as claimed in claim 1, characterized in that: The docking auxiliary structure includes: a docking auxiliary block and a docking auxiliary groove. The docking auxiliary block of the ladder block structure is fixedly connected to the outer side of the front end surface of the hollow guide rail body, and the bottom end surface of the docking auxiliary block is flush with the bottom end of the hollow guide rail body; the docking auxiliary groove is opened on the rear end surface of the hollow guide rail body, and the position of the docking auxiliary groove and the docking auxiliary block are aligned and have the same size.

3. An elevator hollow guide rail as claimed in claim 1, characterized in that: Positioning auxiliary grooves are provided on the left and right sides of the top end surface of the mounting bracket; A positioning auxiliary plate is provided at the alignment position between the bottom end of the pressure guide auxiliary frame and the positioning auxiliary groove; a pressure guide plate having a ladder-shaped block structure at the outer end is fixedly connected to the upper side of the inner end surface of the pressure guide auxiliary frame; Pressure guide auxiliary grooves are provided at the positions where the left and right ends of the hollow guide rail body are aligned with the pressure guide plate.

4. The hollow guide rail for an elevator according to claim 1, characterized in that: A positioning guide groove is provided on the outer side of the limit bolt; The installation auxiliary mechanism also includes: two groups of transmission support shafts and driving belts, the two groups of transmission support shafts are respectively and concentrically fixedly connected to the bottom end surfaces of the two groups of driving pulleys; through holes are opened on the inner sides of the driving pulleys and the transmission support shafts; the driving belt is wound around the outer sides of the two driving pulleys on the same side; a positioning auxiliary block is fixedly connected to the inner side of the driving pulley and the alignment position with the positioning guide groove.

5. The hollow guide rail for an elevator according to claim 1, characterized in that: The locking auxiliary mechanism includes: two groups of positioning rings and elastic traction parts, the two groups of positioning rings are slidably arranged above the two groups of driving pulleys respectively; the outer ends of the positioning rings are fixedly connected with anti-slip auxiliary rings; the positioning rings and the driving pulleys on the same side are fixedly connected with elastic traction parts; and the inner sides of the positioning rings are provided with threaded grooves.

6. An elevator hollow guide rail as claimed in claim 5, characterized in that: The outer end of the positioning ring is fixedly connected with a positioning cylinder; the outer end of the positioning cylinder is slidably provided with a locking column; an elastic reset member is fixedly connected between the locking column and the positioning cylinder; and a locking groove is provided at the lower end of the inner side of the mounting through hole.

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