Elevator and counterweight housing thereof
By designing a counterweight frame for movable balance adjustment blocks and slide rails, the problem of balance between elevators is solved, reducing noise and adjustment difficulty, and improving the operating experience of elevators.
Patent Information
- Application Number
- CN202420726260.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-09
- Publication Date
- 2024-12-10
- Estimated Expiration
- 2034-04-09
AI Technical Summary
The existing elevators are prone to errors and bumps during the manufacturing and handling of heavy blocks, resulting in unbalanced tilt of the heavy frame on one side, causing abnormal noises, affecting the elevator usage experience.
A counterweight frame including top beam, side beam, bottom beam and counterweight block is designed. The bottom beam is equipped with a balanced adjustment block and a slide rail. The balanced adjustment block is driven to slide through a pneumatic telescopic rod, fasteners and fixing holes. Connect to simplify balance adjustment of heavy blocks.
It effectively reduces the noise during elevator operation, simplifies the difficulty of balance adjustment of heavy blocks, and improves the elevator usage experience.
Smart Images
Figure CN222138434U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field, in particular to an elevator and a counterweight frame thereof. Background Art
[0002] The counterweight device is a component of the elevator traction system. It is installed in the elevator shaft and connected to the car through the traction rope and the traction wheel. During the movement of the elevator, the counterweight device slides up and down along the counterweight guide rail through the counterweight guide shoe, thereby balancing the weight of the car.
[0003] In the prior art, there are errors in the manufacturing of counterweight blocks or bumps during transportation, which will make the upper and lower surfaces of the counterweight blocks uneven. After the counterweight blocks are stacked and installed, the counterweight frame will be tilted on one side and unbalanced, and the diagonal counterweight guide shoe will produce abnormal noise when pressing the guide rail, which seriously affects the user experience of the elevator. Utility Model Content
[0004] The utility model aims to overcome the deficiencies of the prior art. The utility model provides an elevator and a counterweight frame thereof, which have low noise during operation and are easy to adjust the balance of the counterweight.
[0005] In order to solve the above problems, the utility model proposes a counterweight frame of an elevator, comprising a top beam, a side beam, a bottom beam and a counterweight block;
[0006] The two side beams are arranged parallel to each other, and the two side beams are fixedly connected to the top beam and the bottom beam to form a counterweight frame; a plurality of counterweight blocks are arranged in the counterweight frame, and the plurality of counterweight blocks are horizontally stacked along the height direction of the side beams, and both ends of the counterweight blocks are embedded in the side beams;
[0007] The bottom beam includes two bottom beam monomers arranged opposite to each other, each bottom beam monomer is provided with a plurality of fixing holes arranged in a straight line, a balance adjustment block is provided between the two bottom beam monomers, the balance adjustment block is fixedly connected to the fixing holes through fasteners, and the balance adjustment block is in contact with the counterweight block.
[0008] As an improvement of the above technical solution, the inner walls on both sides of the bottom beam are provided with slide rails, and the balance adjustment block is slidably connected to the slide rails.
[0009] As an improvement of the above technical solution, pulleys are provided on both sides of the balance adjustment block, and the pulleys are slidably connected to the slide rails; the fasteners are passed through both sides of the pulleys of the balance adjustment block, and the fasteners are fixedly connected to the fixing holes.
[0010] As an improvement of the above technical solution, pneumatic telescopic rod mechanisms are provided at both ends of the bottom beam, and the two pneumatic telescopic rod mechanisms are connected to the balance adjustment block to drive the balance adjustment block to slide along the slide rail.
[0011] As an improvement of the above technical solution, the fastener is a double-headed screw, which passes through the balance adjustment block and has two ends fixedly connected to the fixing holes respectively.
[0012] As an improvement of the above technical solution, the fixing holes are arranged on the bottom beam monomer at equal intervals along a straight line.
[0013] As an improvement of the above technical solution, an adjustment seat is provided at the midpoint of the bottom of the bottom beam.
[0014] As an improvement of the above technical solution, two pairs of heavy wheels are provided on the top beam.
[0015] As an improvement of the above technical solution, the number of the counterweight blocks is 15-20.
[0016] Correspondingly, the utility model also provides an elevator, comprising the counterweight frame described above.
[0017] The implementation of this utility model has the following beneficial effects:
[0018] Compared with the prior art, the bottom beam of the utility model includes two bottom beam units arranged opposite to each other, the bottom beam units are provided with a plurality of fixing holes arranged in a straight line, a balance adjustment block is provided between the two bottom beam units, the balance adjustment block is fixedly connected to the fixing holes through fasteners, and the balance adjustment block is in contact with the counterweight. A movable balance adjustment block is provided inside the bottom beam, and the balance adjustment block can be directly moved inside the bottom beam, so that maintenance personnel can directly move the balance adjustment block to adjust the stacked counterweights, which greatly reduces the difficulty of balancing the counterweights and effectively reduces the noise generated by the counterweight frame when the elevator is running. BRIEF DESCRIPTION OF THE DRAWINGS
[0019] Figure 1 This is a front view of the counterweight frame embodiment 1 of the utility model;
[0020] Figure 2 It is a cross-sectional view of the bottom beam of the counterweight frame embodiment 1 of the utility model;
[0021] Figure 3 It is a cross-sectional view of the bottom beam of the counterweight frame embodiment 2 of the utility model;
[0022] Figure 4 It is an enlarged view of the bottom beam of the counterweight frame embodiment 2 of the present utility model. DETAILED DESCRIPTION
[0023] In order to make the purpose, technical solutions and advantages of the utility model clearer, the utility model will be further described in detail below with reference to the accompanying drawings.
[0024] See also Figure 1and Figure 2 As shown, embodiment 1 of the utility model provides a counterweight frame of an elevator, including a top beam 1, a side beam 2, a bottom beam 3 and a counterweight block 4.
[0025] The embodiment of the utility model improves the bottom beam of the counterweight frame so that the balance adjustment block can be adjusted quickly.
[0026] Specifically, the two side beams 2 are arranged parallel to each other, and the two side beams 2 and the top beam 1 and the bottom beam 3 are fixedly connected to form a counterweight frame; a plurality of counterweight blocks 4 are arranged in the counterweight frame, and the plurality of counterweight blocks 4 are horizontally stacked along the height direction of the side beams, and both ends of the counterweight blocks 4 are embedded in the side beams 2;
[0027] The bottom beam 3 includes two bottom beam monomers 32 arranged opposite to each other, and the bottom beam monomers 32 are provided with a plurality of fixing holes 31 arranged in a straight line. A balance adjustment block 5 is provided between the two bottom beam monomers 32, and the balance adjustment block 5 is fixedly connected to the fixing holes 31 through fasteners 51, and the balance adjustment block 5 is in contact with the counterweight block 4.
[0028] Compared with the prior art, the bottom beam 3 of the utility model includes two bottom beam monomers 32 arranged opposite to each other, the bottom beam monomers 32 are provided with a plurality of fixing holes 31 arranged in a straight line, a balance adjustment block 5 is provided between the two bottom beam monomers 32, the balance adjustment block 5 is fixedly connected to the fixing holes 31 through fasteners 51, and the balance adjustment block 5 is in contact with the counterweight 4. A movable balance adjustment block 5 is provided inside the bottom beam 3, and the balance adjustment block 5 can be directly moved inside the bottom beam 3, so that maintenance personnel can directly move the balance adjustment block 5 to adjust the stacked counterweight 4, which greatly reduces the difficulty of balance adjustment of the counterweight 4 and effectively reduces the noise generated by the counterweight frame when the elevator is running.
[0029] Preferably, in embodiment 2 of the present utility model, see Figure 3 and Figure 4 As shown, both inner walls of the bottom beam 3 are provided with slide rails 33, and the balance adjustment block 5 is slidably connected to the slide rails 33. The balance adjustment block 5 is slidably connected to the bottom beam 3, so that it can be slidably adjusted along the bottom beam 3, further reducing the difficulty of balancing the counterweight 4.
[0030] Specifically, pulleys 52 are provided on both sides of the balance adjustment block 5 , and the pulleys 52 are slidably connected to the slide rails 53 ; the fasteners 51 are passed through both sides of the pulleys 52 of the balance adjustment block 5 , and the fasteners 51 are fixedly connected to the fixing holes 31 .
[0031] Pulleys 52 are provided on both sides of the balance adjustment block 5, so that the friction between the balance adjustment block 5 and the slide rail 52 is rolling friction, which can effectively reduce the friction between the balance adjustment block and the bottom beam, thereby reducing the difficulty of adjusting the balance adjustment block.
[0032] Furthermore, both ends of the bottom beam 3 are provided with a pneumatic telescopic rod mechanism 53, and the two pneumatic telescopic rod mechanisms 53 are connected to the balance adjustment block 5, and are used to drive the balance adjustment block 5 to slide along the slide rail 33. Since the pneumatic telescopic rod mechanisms 53 are provided at both ends of the bottom beam 3, the balance adjustment block 5 is automatically pushed to move by the pneumatic telescopic rod mechanisms 53, which further reduces the difficulty of adjustment.
[0033] Preferably, the fastener 51 is a double-headed screw, which passes through the balance adjustment block 5 and has two ends fixedly connected to the fixing holes 31 respectively.
[0034] Preferably, the fixing holes 31 are arranged on the bottom beam unit 32 at equal intervals along a straight line.
[0035] Preferably, an adjustment seat 6 is provided at the midpoint of the bottom of the bottom beam 3 .
[0036] Preferably, two pairs of heavy wheels 7 are provided on the top beam 1 .
[0037] Preferably, the number of the counterweight blocks 4 is 15-20.
[0038] Correspondingly, an embodiment of the utility model further provides an elevator, comprising the counterweight frame described above.
[0039] The above is a preferred embodiment of the present invention. It should be pointed out that a person skilled in the art can make several improvements and modifications without departing from the principle of the present invention. These improvements and modifications are also considered to be within the protection scope of the present invention.
Claims
1. A counterweight frame of an elevator, characterized in that: It includes top beam, side beam, bottom beam and counterweight; The two side beams are arranged parallel to each other, and the two side beams are fixedly connected to the top beam and the bottom beam to form a counterweight frame; a plurality of counterweight blocks are arranged in the counterweight frame, and the plurality of counterweight blocks are horizontally stacked along the height direction of the side beams, and both ends of the counterweight blocks are embedded in the side beams; The bottom beam includes two bottom beam monomers arranged opposite to each other, each bottom beam monomer is provided with a plurality of fixing holes arranged in a straight line, a balance adjustment block is provided between the two bottom beam monomers, the balance adjustment block is fixedly connected to the fixing holes through fasteners, and the balance adjustment block is in contact with the counterweight block.
2. The counterweight frame according to claim 1, characterized in that: The inner walls on both sides of the bottom beam are provided with slide rails, and the balance adjustment block is slidably connected with the slide rails.
3. The counterweight frame according to claim 2, characterized in that: Pulleys are provided on both sides of the balance adjustment block, and the pulleys are slidably connected to the slide rails; the fasteners are penetrated on both sides of the pulleys of the balance adjustment block, and the fasteners are fixedly connected to the fixing holes.
4. The counterweight frame according to claim 3, characterized in that: Both ends of the bottom beam are provided with pneumatic telescopic rod mechanisms, and the two pneumatic telescopic rod mechanisms are connected to the balance adjustment block to drive the balance adjustment block to slide along the slide rail.
5. The counterweight frame according to claim 1, characterized in that: The fastener is a double-headed screw rod, which passes through the balance adjustment block, and has two ends fixedly connected to the fixing holes respectively.
6. The counterweight frame according to claim 1, characterized in that: The fixing holes are arranged on the bottom beam monomer at equal intervals along a straight line.
7. The counterweight frame according to claim 1, characterized in that: An adjustment seat is arranged at the midpoint of the bottom of the bottom beam.
8. The counterweight frame according to claim 1, characterized in that: Two pairs of heavy wheels are arranged on the top beam.
9. The counterweight frame according to claim 1, characterized in that: The number of the counterweight blocks is 15-20.
10. An elevator, characterized in that: Comprising a counterweight frame as described in any one of claims 1-9.