Lift car counterweight guide rail fixing assembly
By adding a side reinforcement device for rail sleeves at both ends of the U-shaped rail sleeve of the car-to-heavy guide rail fixing assembly, the opening expansion problem caused by frequent operation of the U-shaped rail sleeve is solved, extending the service life of the assembly and reducing maintenance Cost ensures the safe and stable operation of the elevator.
Patent Information
- Application Number
- CN202420847766.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-23
- Publication Date
- 2024-12-13
- Estimated Expiration
- 2034-04-23
AI Technical Summary
When the U-shaped rail sleeve in the heavy guide rail fixing assembly of the car is frequently run, it is easy to cause the U-shaped opening to expand and lose its function due to long-term stress, affecting the safe and stable operation of the elevator.
A fixing component including a U-shaped fixing frame and a U-shaped rail sleeve is designed. By providing a side reinforcement device on both ends of the U-shaped rail sleeve, a metal pad, a reinforcement plate, a triangular reinforcement plate, and an internal thread support cylinder are used. and reinforced support bolts and other structures to provide support and reinforcement, avoid U-shaped opening expansion, and reset by reinforced support bolts when necessary.
It effectively avoids the opening expansion caused by stress during use of U-shaped rail sleeves, extends the service life of the components, reduces replacement and maintenance costs, and ensures the safe and stable operation of the elevator.
Smart Images
Figure CN222159459U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field related to elevators, and in particular relates to a car counterweight guide rail fixing assembly. Background Art
[0002] The car counterweight rail fixing assembly generally refers to the assembly used to connect and fix the elevator car to the counterweight rail in the elevator system. In the elevator structure, the car and the counterweight rail are key components that work together to ensure the safe and stable operation of the elevator. These fixing assemblies may include various brackets, clamps or connectors, which are connected to the car and counterweight rails by bolts, welding or other fixing methods to ensure that they can maintain the correct position and stable connection during the operation of the elevator. The design and manufacture of these components need to comply with the corresponding safety standards and specifications to ensure the safety and reliability of the elevator system.
[0003] However, after the counterweight guide rail is installed and fixed, the U-shaped rail sleeve on the car counterweight guide rail fixing assembly needs to operate frequently. During frequent operation, the U-shaped rail sleeve will be subjected to force for a long time, which will easily cause the U-shaped opening of the U-shaped rail sleeve to expand, thereby making the U-shaped rail sleeve lose its function. Utility Model Content
[0004] The utility model aims to provide a car counterweight guide rail fixing assembly to solve the problem in the above-mentioned background technology that the U-shaped rail sleeve on the car counterweight guide rail fixing assembly needs to be operated frequently, and the U-shaped rail sleeve will be subjected to force for a long time during the frequent operation, which will easily cause the U-shaped opening of the U-shaped rail sleeve to expand, thereby making the U-shaped rail sleeve lose its function.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a car counterweight guide rail fixing assembly, comprising a U-shaped fixing frame and a U-shaped rail sleeve arranged at the front end of the U-shaped fixing frame, the U-shaped fixing frame is arranged in a manner that the U-shaped opening faces backward, the U-shaped rail sleeve is arranged in a manner that the U-shaped opening faces forward, the U-shaped rail sleeve is fixedly connected to the U-shaped fixing frame by screws, rail sleeve fixing strips are arranged at both ends of the rear side of the U-shaped rail sleeve, the two rail sleeve fixing strips are both fitted on the front end outer wall of the U-shaped fixing frame, the rail sleeve fixing strip is fixedly connected to the U-shaped fixing frame by multiple screws, and rail sleeve side reinforcement devices are connected between the U-shaped rail sleeve and the two rail sleeve fixing strips;
[0006] The rail sleeve side reinforcement device connected between the U-shaped rail sleeve and the right-end rail sleeve fixing strip comprises a metal pad, a reinforcement plate and a triangular reinforcement plate. The reinforcement plate is welded to the front end outer wall of the rail sleeve fixing strip, and the reinforcement plate and the rail sleeve fixing strip are arranged at a right angle. A metal pad is arranged at the left end of the reinforcement plate, and the metal pad is located between the right end outer wall of the U-shaped rail sleeve and the left end outer wall of the reinforcement plate. Triangular reinforcement plates are welded to the top and bottom right end outer walls of the reinforcement plate, and the rear end of the triangular reinforcement plate is fixedly connected to the rail sleeve fixing strip by welding.
[0007] Preferably, the rail sleeve side reinforcement device also includes an internal threaded support tube, a reinforcement support bolt and an anti-slip groove hole. The internal threaded support tube is provided in plurality, and the left ends of the plurality of internal threaded support tubes are all inserted in the reinforcement plate, and the internal threaded support tube is fixedly connected to the reinforcement plate by welding, and the reinforcement support bolt is threadedly inserted in the internal threaded support tube.
[0008] Preferably, the outer wall of the right end of the metal pad is provided with a plurality of anti-slip grooves recessed to the left, and the reinforcing support bolt can rotate clockwise or counterclockwise and move left and right in the internal thread support tube through the pushing action of the thread, and the left end of the reinforcing support bolt can be inserted into the anti-slip groove.
[0009] Preferably, a plurality of fixing holes are provided inside both upper and lower ends of the U-shaped fixing frame, the longitudinal length of the top end of the U-shaped fixing frame is smaller than the longitudinal length of the bottom end, and the U-shaped fixing frame is made of aluminum alloy material.
[0010] Preferably, a rubber pad is provided inside the U-shape of the U-shaped rail sleeve, the front end and upper and lower ends of the rubber pad are flush with the front end and upper and lower ends of the U-shaped rail sleeve, and the left and right ends and rear end outer wall of the rubber pad are respectively in contact with the left and right ends and rear end inner wall of the U-shaped rail sleeve.
[0011] Preferably, the rubber pad is fixedly connected to the upper and lower ends of the U-shaped rail sleeve by U-shaped fixing springs, and rail sleeve fixing holes are connected inside the left and right ends of the U-shaped rail sleeve and the rubber pad.
[0012] Compared with the prior art, the utility model provides a car counterweight guide rail fixing assembly, which has the following beneficial effects:
[0013] The utility model adds a novel rail sleeve side reinforcement device between the two ends of the U-shaped rail sleeve of the car counterweight guide rail fixing assembly and the rail sleeve fixing strip, and the rail sleeve side reinforcement device can produce a supporting and reinforcing effect on the left and right ends of the U-shaped rail sleeve, thereby preventing the U-shaped rail sleeve from being subjected to a large force when in use and causing the U-shaped opening to expand. In this way, the U-shaped rail sleeve can be ensured to be used in the best state all the time. Moreover, when the U-shaped opening of the U-shaped rail sleeve expands slightly, pressure can be applied to the expanded part by the rail sleeve side reinforcement device, so that the position on the U-shaped rail sleeve that originally deformed outwards is pressed and reset. In this way, the need to replace the car counterweight guide rail fixing assembly is eliminated, thereby saving use cost and maintenance cost. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 The utility model is a three-dimensional structural schematic diagram of a car counterweight guide rail fixing assembly.
[0015] Figure 2 It is a schematic diagram of the three-dimensional structure of the rail sleeve side reinforcement device of the present utility model.
[0016] Figure 3 It is a schematic diagram of the disassembled structure of the rail sleeve side reinforcement device of the present utility model.
[0017] In the figure: 1. U-shaped fixing frame; 2. U-shaped rail sleeve; 3. Rubber pad; 4. Rail sleeve fixing hole; 5. U-shaped fixing retaining spring; 6. Fixing frame fixing hole; 7. Rail sleeve fixing strip; 8. Rail sleeve side reinforcement device; 9. Metal pad; 10. Reinforcement plate; 11. Internal thread support cylinder; 12. Reinforcement support bolt; 13. Triangular reinforcement plate; 14. Anti-slip groove hole. DETAILED DESCRIPTION
[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0019] The utility model provides Figure 1-3The U-shaped rail fixing assembly shown in the figure comprises a U-shaped fixing frame 1 and a U-shaped rail sleeve 2 arranged at the front end of the U-shaped fixing frame 1, the U-shaped fixing frame 1 is arranged in a manner that the U-shaped opening faces backward, and the U-shaped rail sleeve 2 is arranged in a manner that the U-shaped opening faces forward, the U-shaped rail sleeve 2 is fixedly connected to the U-shaped fixing frame 1 by screws, rail sleeve fixing strips 7 are arranged at both ends of the rear side of the U-shaped rail sleeve 2, the two rail sleeve fixing strips 7 are both fitted on the front end outer wall of the U-shaped fixing frame 1, and the rail sleeve fixing strips 7 are fixedly connected to the U-shaped fixing frame 1 by multiple screws, multiple fixing frame fixing holes 6 are arranged inside the upper and lower ends of the U-shaped fixing frame 1, the longitudinal length of the top end of the U-shaped fixing frame 1 is smaller than the longitudinal length of the bottom end, the U-shaped fixing frame 1 is made of aluminum alloy material, a rubber pad 3 is arranged inside the U-shaped U-shaped rail sleeve 2, the front end and the upper and lower ends of the rubber pad 3 are flush with the front end and the upper and lower ends of the U-shaped rail sleeve 2, respectively, and the left and right ends and the rear end outer wall of the rubber pad 3 are respectively fitted on the left and right ends and the rear end inner wall of the U-shaped rail sleeve 2 The upper and lower ends of the U-shaped rail sleeve 2 are fixedly connected by the U-shaped fixing springs 5, and the left and right ends of the U-shaped rail sleeve 2 and the rubber pad 3 are connected with rail sleeve fixing holes 4. When assembling the car counterweight guide rail fixing assembly, it is first necessary to make the U-shaped rail sleeve 2 open forward and the rear end fit on the front end outer wall of the U-shaped fixing frame 1, and then use multiple screws to firmly fix the U-shaped rail sleeve 2 and the U-shaped fixing frame 1 together. At this time, the rail sleeve fixing strips 7 at the left and right ends of the U-shaped rail sleeve 2 are all fitted on the front end outer wall of the U-shaped fixing frame 1, so it is necessary to use multiple screws to firmly fix the rail sleeve fixing strips 7 on the front end outer wall of the U-shaped fixing frame 1, so that the U-shaped rail sleeve 2 can be fixed and reinforced. Then, the rubber pad 3 needs to be inserted into the U-shaped rail sleeve 2, and the U-shaped fixing spring 5 is used to fix the rubber pad 3. Then, the U-shaped fixing frame 1 can be sleeved on a fixed position inside the elevator shaft and fixed with screws, and then the car counterweight guide rail can be put into use normally.
[0020] like Figure 1 , Figure 2 and Figure 3As shown, a rail sleeve side reinforcement device 8 is connected between the U-shaped rail sleeve 2 and the two rail sleeve fixing bars 7. The rail sleeve side reinforcement device 8 connected between the U-shaped rail sleeve 2 and the right end rail sleeve fixing bar 7 includes a metal pad 9, a reinforcement plate 10 and a triangular reinforcement plate 13. The reinforcement plate 10 is welded to the front end outer wall of the rail sleeve fixing bar 7. The reinforcement plate 10 and the rail sleeve fixing bar 7 are arranged at a right angle. A metal pad 9 is arranged at the left end of the reinforcement plate 10, and the metal pad 9 is located between the right end outer wall of the U-shaped rail sleeve 2 and the left end outer wall of the reinforcement plate 10. Triangular reinforcement plates 13 are welded to the outer walls of the top and right ends of the bottom of the fixing plate 10, and the rear end of the triangular reinforcement plate 13 is fixedly connected to the rail sleeve fixing strip 7 by welding. The rail sleeve side reinforcement device 8 also includes an internal threaded support tube 11, a reinforcement support bolt 12 and an anti-slip groove 14. A plurality of internal threaded support tubes 11 are provided, and the left ends of the plurality of internal threaded support tubes 11 are all inserted into the reinforcement plate 10, and the internal threaded support tube 11 is fixedly connected to the reinforcement plate 10 by welding, and the reinforcement support bolt 12 is threadedly inserted in the internal threaded support tube 11.
[0021] like Figure 1 , Figure 2 and Figure 3 As shown, the outer wall of the right end of the metal pad 9 is provided with a plurality of anti-slip grooves 14 recessed to the left, and the reinforcing support bolt 12 can be rotated clockwise or counterclockwise to move left and right in the internal thread support tube 11 through the thread pushing action, and the left end of the reinforcing support bolt 12 can be inserted into the anti-slip groove 14. When the angle between the outer wall of the right end of the U-shaped rail sleeve 2 and the outer wall of the front end of the rail sleeve fixing strip 7 is a right angle, the metal pad 9 is inserted between the reinforcing plate 10 and the U-shaped rail sleeve 2, and the outer walls of the left and right ends of the metal pad 9 are respectively attached to the outer wall of the right end of the U-shaped rail sleeve 2 and the outer wall of the left end of the reinforcing plate 10, so that the metal pad 9 can be supported by the triangular reinforcing plate 13 and the reinforcing plate 10, and the metal pad When the U-shaped opening of the U-shaped rail sleeve 2 is deformed outwards, the left end of the metal pad 9 pushes the metal pad 9 to the left through the anti-slip groove 14. The left movement of the metal pad 9 will push the deformed part of the right end of the U-shaped rail sleeve 2 to the left, thereby resetting the deformed part.
[0022] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.
Claims
1. A car counterweight guide rail fixing assembly, comprising a U-shaped fixing frame (1) and a U-shaped rail sleeve (2) arranged at the front end of the U-shaped fixing frame (1), wherein the U-shaped fixing frame (1) is arranged in a U-shaped opening facing backwards, and the U-shaped rail sleeve (2) is arranged in a U-shaped opening facing forwards, the U-shaped rail sleeve (2) is fixedly connected to the U-shaped fixing frame (1) by screws, and rail sleeve fixing strips (7) are arranged at both ends of the rear side of the U-shaped rail sleeve (2), and the two rail sleeve fixing strips (7) are both attached to the front end outer wall of the U-shaped fixing frame (1), and the rail sleeve fixing strip (7) is fixedly connected to the U-shaped fixing frame (1) by a plurality of screws. Features: A rail sleeve side reinforcement device (8) is connected between the U-shaped rail sleeve (2) and the two rail sleeve fixing strips (7); The rail sleeve side reinforcement device (8) connected between the U-shaped rail sleeve (2) and the right end rail sleeve fixing strip (7) comprises a metal pad (9), a reinforcement plate (10) and a triangular reinforcement plate (13); the reinforcement plate (10) is welded to the front end outer wall of the rail sleeve fixing strip (7); the reinforcement plate (10) and the rail sleeve fixing strip (7) are arranged at a right angle; the left end of the reinforcement plate (10) is provided with a metal pad (9), and the metal pad (9) is located between the right end outer wall of the U-shaped rail sleeve (2) and the left end outer wall of the reinforcement plate (10); the top and bottom right end outer walls of the reinforcement plate (10) are both welded with triangular reinforcement plates (13), and the rear end of the triangular reinforcement plate (13) is fixedly connected to the rail sleeve fixing strip (7) by welding.
2. A car counterweight guide rail fixing assembly according to claim 1, Features: The rail sleeve side reinforcement device (8) also includes an internal thread support tube (11), a reinforcement support bolt (12) and an anti-slip groove (14), wherein the internal thread support tube (11) is provided in plurality, and the left ends of the plurality of internal thread support tubes (11) are all inserted into the reinforcement plate (10), and the internal thread support tube (11) is fixedly connected to the reinforcement plate (10) by welding, and the reinforcement support bolt (12) is threadedly inserted into the internal thread support tube (11).
3. A car counterweight guide rail fixing assembly according to claim 2, Features: The outer wall of the right end of the metal pad (9) is provided with a plurality of anti-slip groove holes (14) recessed to the left, and the reinforcing support bolt (12) can be rotated clockwise or counterclockwise to move left and right in the internal thread support tube (11) through the pushing action of the thread, and the left end of the reinforcing support bolt (12) can be inserted into the anti-slip groove hole (14).
4. A car counterweight guide rail fixing assembly according to claim 1, Features: A plurality of fixing frame fixing holes (6) are arranged inside the upper and lower ends of the U-shaped fixing frame (1); the longitudinal length of the top end of the U-shaped fixing frame (1) is smaller than the longitudinal length of the bottom end; and the U-shaped fixing frame (1) is made of aluminum alloy material.
5. A car counterweight guide rail fixing assembly according to claim 1, Features: A rubber pad (3) is arranged inside the U-shape of the U-shaped rail sleeve (2); the front end and upper and lower ends of the rubber pad (3) are respectively flush with the front end and upper and lower ends of the U-shaped rail sleeve (2); the left and right ends and the rear end outer wall of the rubber pad (3) are respectively in contact with the left and right ends and the rear end inner wall of the U-shaped rail sleeve (2).
6. A car counterweight guide rail fixing assembly according to claim 5, Features: The upper and lower ends of the rubber pad (3) and the U-shaped rail sleeve (2) are fixedly connected via U-shaped fixing springs (5), and the left and right ends of the U-shaped rail sleeve (2) and the rubber pad (3) are internally connected with rail sleeve fixing holes (4).