Elevator diversion sheave assembly with large utilization space

Abstract

The utility model provides an elevator diversion sheave assembly with a large utilization space, which structurally comprises a bracket, supporting frames are fixedly arranged at the front end and the rear end of the bracket, and a mounting seat is fixedly arranged in the middle of each supporting frame; auxiliary frames are fixedly arranged on the front side and the rear side of the top of the positioning frame, positioning plates are fixedly arranged on the inner sides of the front end and the rear end of the positioning frame, and lightening holes are formed in the left side and the right side of each auxiliary frame, so that maintenance personnel can conveniently observe and maintain the external integrity and the like of the diversion sheave through the space between the auxiliary frames and the bracket and the lightening holes; through cooperation of the bracket, the supporting frame, the positioning frame and the auxiliary frame, a maintainer can conveniently observe and maintain the diversion sheave and the hoisting rope in a limited operation space, through structural design combination of the equipment, a sufficient operation space is provided for maintenance and overhaul operation of the diversion sheave, and the maintenance efficiency is improved. The problem that the diversion sheave is inconvenient to maintain due to an existing diversion sheave installation structure is solved.

Description

Technical Field

[0001] The utility model mainly relates to the technical field of anti-ropes, and in particular to an elevator anti-ropes assembly that utilizes a large space. Background Art

[0002] Generally, the elevator return rope pulley can be installed on the top beam or the bottom beam of the car according to the car design, and it needs to cooperate with the traction rope during its operation.

[0003] The existing patent (Announcement No.: CN215828133U) discloses a counterweight anti-ropes pulley fixing structure, including: a vertical frame assembly, a U-shaped plate is fixed to the inner side of the lower end of the vertical frame assembly, a lower frame assembly is fixed to the outside of the U-shaped plate by bolts, a mounting groove is provided on the inner surface of the upper end of the vertical frame assembly, an upper frame body is installed inside the mounting groove by bolts, a matching hole is provided on the outer wall of the upper frame body, adjustment holes are provided on both sides of the matching hole, and a clamping groove is provided on both sides of the upper frame body; and an axle is installed inside the matching hole. The counterweight anti-ropes pulley fixing structure is provided with an upper frame body, and through the counterweight assembly method, the upper frame body is directly used as a fixing plate, the clamping plate for installing the counterweight anti-ropes pulley is removed, the shaft length is shortened, and the size of the car is increased under the same hoistway size, so that it is applicable to household elevator counterweight anti-ropes of various structures, increasing versatility.

[0004] In the process of implementing the solution, the inventor designed the anti-rope pulley and, in the subsequent maintenance and inspection stage, the anti-rope pulley was hidden and installed in the upper frame body. At the same time, the working space on the top of the car was limited, and there was a problem of limited working space and inconvenient observation when performing anti-rope pulley maintenance operations. Utility Model Content

[0005] 1. Technical problems solved by the utility model:

[0006] The utility model provides an elevator return rope wheel assembly which utilizes a large space, and solves the problem that the maintenance work of the return rope wheel is inconvenient due to the existing return rope wheel installation structure.

[0007] 2. Technical solution:

[0008] In order to achieve the above-mentioned purpose, the technical solution provided by the utility model is: an elevator reverse rope pulley assembly utilizing a large space, comprising the following structure:

[0009] The bracket has support frames fixedly disposed at the front and rear ends of the bracket, and a mounting seat fixedly disposed at the middle of the support frame.

[0010] A positioning frame, wherein auxiliary frames are fixedly arranged on the front and rear sides of the top of the positioning frame, and positioning plates are fixedly arranged on the inner sides of the front and rear ends of the positioning frame.

[0011] Furthermore, the mounting seat has a U-shape, and the left and right sides of the mounting seat are movably connected to the left and right ends of the connecting shaft respectively, and the middle part of the connecting shaft is movably connected with a reverse rope pulley.

[0012] Furthermore, weight-reducing holes are fixedly provided on the left and right sides of the auxiliary frame, the outer side of the auxiliary frame is fixedly connected to the inner side of the top of the support frame, and the ratio of the distance between the bottom of the auxiliary frame and the top of the bracket to the diameter of the anti-ropes pulley is 1.1:1.

[0013] Further, positioning holes for traction rope routing are fixedly provided on the left and right sides of the positioning frame, positioning seats are respectively clamped on the bottom of the left and right sides of the positioning frame, and the positioning seats are symmetrically arranged front and back about the middle of the positioning frame, and sliding seats are movably connected to the top of the left and right sides of the positioning frame, and the sliding seats are symmetrically arranged front and back about the middle of the positioning frame;

[0014] The inner side of the bottom end of the positioning frame is fixedly connected to the outer side of the middle part of the bracket, and the middle top surface of the positioning frame is fixedly provided with a maintenance groove.

[0015] Furthermore, the middle parts of the two positioning seats are movably connected to the left and right ends of the lower rotating shaft respectively, and the middle part of the lower rotating shaft is movably connected to the lower guide rope wheel.

[0016] Furthermore, the middle parts of the two slides are movably connected to the left and right ends of the upper rotating shaft respectively, the middle part of the upper rotating shaft is movably connected to the upper guide rope wheel, the front and rear sides of the bottom end of the slide are movably sleeved with connecting pins, the bottom of the connecting pin is movably sleeved with the top of the positioning seat, the top and bottom of the connecting pin are both clamped with limiting springs, the bottom of the limiting spring located at the bottom of the connecting pin is clamped with the top of the positioning seat, and the top of the limiting spring located at the top of the connecting pin is clamped with the bottom of the slide.

[0017] 3. Beneficial effects:

[0018] Compared with the prior art, the technical solution provided by the utility model has the following beneficial effects:

[0019] The utility model provides an elevator anti-ropes pulley assembly that utilizes a large space, and sets weight-reducing holes on the left and right sides of the auxiliary frame, so that maintenance personnel can observe and maintain the external integrity of the anti-ropes pulley through the space between the auxiliary frame and the bracket and the weight-reducing holes. Through the cooperation of the bracket, the support frame, the positioning frame and the auxiliary frame, maintenance personnel can observe and carry out maintenance work on the anti-ropes pulley and the traction rope in a limited working space without occupying too much space on the top of the elevator car. The structural design combination of the equipment provides sufficient working space for the maintenance and inspection of the anti-ropes pulley.

[0020] The utility model provides an elevator anti-ropes pulley assembly that utilizes a large space, wherein the auxiliary frame is installed above the bracket through a positioning frame and a supporting frame, so as to prevent the dust and other debris that fall from the gap of the elevator outer door from being stained on the outside of the anti-ropes pulley during the operation of the equipment in the elevator shaft;

[0021] The parts not involved in the device are the same as those in the prior art or can be implemented by using the prior art. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a three-dimensional diagram of the structure of the utility model;

[0023] Figure 2 It is a half-section stereoscopic view of the bracket structure of the utility model;

[0024] Figure 3 It is a three-dimensional diagram of the positioning seat structure of the utility model;

[0025] Figure 4 This utility model Figure 3 A magnified view of the structure in the middle.

[0026] Reference numerals:

[0027] Bracket-1; Support frame-11;

[0028] Mounting seat-2; connecting shaft-21; anti-ropes pulley-22;

[0029] Positioning frame-3; positioning hole-31;

[0030] Auxiliary racks - 4;

[0031] Positioning plate-5; guide hole-51;

[0032] Positioning seat-6; lower rotating shaft-61; lower guide rope wheel-62;

[0033] Sliding seat-7; upper rotating shaft-71; upper guide rope wheel-72;

[0034] Connecting pin-8; Limit spring-81. DETAILED DESCRIPTION

[0035] To facilitate the understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings. Several embodiments of the present invention are given in the drawings. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0036] It should be noted that when an element is referred to as being "fixed on" another element, it may be directly on the other element or there may also be a central element; when an element is considered to be "connected to" another element, it may be directly connected to the other element or there may also be a central element; the terms "vertical", "horizontal", "left", "right" and similar expressions used in this article are for illustrative purposes only.

[0037] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by technicians in the technical field of the present invention; the terms used in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention; the term "and / or" used herein includes any and all combinations of one or more related listed items.

[0038] See attached Figure 1-4 The utility model provides an elevator anti-ropes pulley assembly utilizing a large space, including the following structure:

[0039] The bracket 1 has a support frame 11 fixedly disposed at the front and rear ends of the bracket 1 , and a mounting seat 2 fixedly disposed at the middle of the support frame 11 .

[0040] The positioning frame 3 has auxiliary frames 4 fixedly disposed on the front and rear sides of the top of the positioning frame 3 , and positioning plates 5 fixedly disposed on the inner sides of the front and rear ends of the positioning frame 3 .

[0041] In this embodiment, Figure 1 and Figure 2 As shown, the mounting seat 2 is U-shaped, and the left and right sides of the mounting seat 2 are movably connected to the left and right ends of the connecting shaft 21 respectively, and the middle part of the connecting shaft 21 is movably connected to a reverse rope pulley 22.

[0042] The mounting seat 2 cooperates with the connecting shaft 21 to complete the transfer of the anti-rope pulley 22 to the front and rear ends of the bracket 1, wherein the U-shaped structure of the mounting seat 2 provides anti-rope skipping protection for the anti-rope pulley 22.

[0043] In this embodiment, Figure 1 and Figure 2 As shown, weight-reducing holes are fixedly provided on the left and right sides of the auxiliary frame 4, the outer side of the auxiliary frame 4 is fixedly connected to the inner side of the top of the support frame 11, and the ratio of the distance between the bottom of the auxiliary frame 4 and the top of the bracket 1 to the diameter of the anti-ropes 22 is 1.1:1.

[0044] The auxiliary frame 4 is installed above the bracket 1 through the positioning frame 3 and the supporting frame 11 to prevent dust and other debris falling from the gap of the elevator outer door from being contaminated on the outside of the anti-ropes pulley 22 during the operation of the equipment in the elevator shaft.

[0045] Lightening holes are provided on the left and right sides of the auxiliary frame 4 to facilitate maintenance personnel to observe and maintain the external integrity of the anti-ropes 22 through the space between the auxiliary frame 4 and the bracket 1 and the lightening holes.

[0046] The spacing design between the auxiliary frame 4 and the bracket 1 facilitates the user to disassemble and assemble the anti-rope pulley 22. The user first places the disassembled anti-rope pulley 22 in the bracket 1 and then moves the anti-rope pulley 22 out of the elevator shaft.

[0047] In this embodiment, Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the left and right sides of the positioning frame 3 are fixedly provided with positioning holes 31 for traction rope routing, the left and right bottoms of the positioning frame 3 are respectively clamped with positioning seats 6, and the positioning seats 6 are symmetrically arranged front and back about the middle of the positioning frame 3, and the left and right tops of the positioning frame 3 are respectively movably connected with slide seats 7, and the slide seats 7 are symmetrically arranged front and back about the middle of the positioning frame 3;

[0048] The inner side of the bottom end of the positioning frame 3 is fixedly connected to the outer side of the middle part of the bracket 1 , and a maintenance groove is fixedly arranged on the top surface of the middle part of the positioning frame 3 .

[0049] The design of the positioning hole 31 facilitates the routing of the traction rope in the device. The design of the maintenance groove on the positioning frame 3 facilitates workers to perform maintenance work on the top of the cushion car without having to approach the edge of the car. The maintenance personnel can observe and judge the degree of external dirtiness of the traction rope in the middle of the car.

[0050] In this embodiment, Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the middle parts of the two positioning seats 6 are movably connected to the left and right ends of the lower rotating shaft 61 respectively, and the middle part of the lower rotating shaft 61 is movably connected to the lower guide rope wheel 62.

[0051] The positioning seat 6 , the lower rotating shaft 61 and the lower guide rope wheel 62 cooperate to provide support for the traction rope when it is routed on the guide hole 51 .

[0052] In this embodiment, Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the middle parts of the two slides 7 are movably connected to the left and right ends of the upper rotating shaft 71 respectively, the middle part of the upper rotating shaft 71 is movably connected with the upper guide rope wheel 72, the front and rear sides of the bottom end of the slide 7 are movably sleeved with connecting pins 8, the bottom of the connecting pin 8 is movably sleeved with the top of the positioning seat 6, the top and bottom of the connecting pin 8 are both clamped with limiting springs 81, the bottom of the limiting spring 81 located at the bottom of the connecting pin 8 is clamped with the top of the positioning seat 6, and the top of the limiting spring 81 located at the top of the connecting pin 8 is clamped with the bottom of the slide 7.

[0053] The slide 7, the upper rotating shaft 71 and the upper guide rope wheel 72 cooperate to prevent the traction rope from jumping on the outside of the lower guide rope wheel 62, and the connecting pin 8 and the limit spring 81 cooperate to complete the working position adjustment of the slide 7 above the positioning seat 6.

[0054] Specific operation process:

[0055] Weight reduction holes are provided on the left and right sides of the auxiliary frame 4, so that maintenance personnel can observe and maintain the external integrity of the anti-rope pulley 22 through the space between the auxiliary frame 4 and the bracket 1 and the weight reduction holes. By cooperating with the bracket 1, the support frame 11, the positioning frame 3 and the auxiliary frame 4, it is convenient for maintenance personnel to observe and carry out maintenance work on the anti-rope pulley 22 and the traction rope in a limited working space without occupying too much space on the top of the elevator car. Through the structural design combination of the equipment, sufficient working space is provided for the maintenance and inspection of the anti-rope pulley 22.

[0056] The auxiliary frame 4 is installed above the bracket 1 through the positioning frame 3 and the supporting frame 11 to prevent dust and other debris falling from the gap of the elevator outer door from being contaminated on the outside of the anti-ropes pulley 22 during the operation of the equipment in the elevator shaft.

[0057] The above-described embodiments only express a certain implementation method of the utility model, and the description thereof is relatively specific and detailed, but it cannot be understood as limiting the scope of the patent of the utility model. It should be pointed out that, for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the patent of the utility model shall be based on the attached claims.

Claims

1. An elevator anti-roping pulley assembly utilizing a large space, Features: Includes the following structure: A bracket (1), wherein a support frame (11) is fixedly provided at the front and rear ends of the bracket (1), and a mounting seat (2) is fixedly provided at the middle of the support frame (11); A positioning frame (3), wherein auxiliary frames (4) are fixedly arranged on the front and rear sides of the top of the positioning frame (3), and positioning plates (5) are fixedly arranged on the inner sides of the front and rear ends of the positioning frame (3).

2. The elevator reverse sheave assembly utilizing a large space according to claim 1, Features: The mounting seat (2) has a U-shaped appearance, and the left and right sides of the mounting seat (2) are movably connected to the left and right ends of the connecting shaft (21) respectively, and the middle part of the connecting shaft (21) is movably connected to a reverse rope pulley (22).

3. The elevator reverse sheave assembly utilizing a large space according to claim 1, Features: The auxiliary frame (4) is provided with weight-reducing holes on both sides thereof, the outer side of the auxiliary frame (4) is fixedly connected to the inner side of the top of the support frame (11), and the ratio of the distance between the bottom of the auxiliary frame (4) and the top of the bracket (1) to the diameter of the anti-ropes wheel (22) is 1.1:

1.

4. The elevator reverse sheave assembly utilizing a large space according to claim 1, Features: The left and right sides of the positioning frame (3) are fixedly provided with positioning holes (31) for traction rope routing, the left and right bottom sides of the positioning frame (3) are respectively clamped with positioning seats (6), and the positioning seats (6) are symmetrically arranged with respect to the middle part of the positioning frame (3), and the left and right top sides of the positioning frame (3) are respectively movably connected with slide seats (7), and the slide seats (7) are symmetrically arranged with respect to the middle part of the positioning frame (3); The inner side of the bottom end of the positioning frame (3) is fixedly connected to the outer side of the middle part of the bracket (1), and a maintenance groove is fixedly provided on the top surface of the middle part of the positioning frame (3).

5. The elevator reverse sheave assembly utilizing a large space according to claim 4, Features: The middle parts of the two positioning seats (6) are movably connected to the left and right ends of the lower rotating shaft (61), respectively, and the middle part of the lower rotating shaft (61) is movably connected to a lower guide rope wheel (62).

6. The elevator reverse sheave assembly utilizing a large space according to claim 4, Features: The middle parts of the two slide seats (7) are movably connected to the left and right ends of the upper rotating shaft (71), respectively; the middle part of the upper rotating shaft (71) is movably connected to the upper guide rope wheel (72); the front and rear sides of the bottom end of the slide seat (7) are movably sleeved with a connecting pin (8); the bottom of the connecting pin (8) is movably sleeved with the top of the positioning seat (6); the top and bottom of the connecting pin (8) are both clamped with a limiting spring (81); the bottom of the limiting spring (81) located at the bottom of the connecting pin (8) is clamped with the top of the positioning seat (6); and the top of the limiting spring (81) located at the top of the connecting pin (8) is clamped with the bottom of the slide seat (7).

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