Rotary limiting device of dry quenching elevator

Abstract

The utility model discloses a dry quenching elevator rotation limiting device which comprises a bottom frame, a power box is arranged on the inner wall of the lower portion of the bottom frame, two winding drums are arranged on the two sides of the power box respectively, a supporting frame is fixed to the inner wall of the bottom of the bottom frame through bolts, and an air cylinder is fixed to the outer wall of the top of the supporting frame through bolts. The telescopic end of the air cylinder is fixedly provided with a connecting rod through a bolt, pressing plates are welded to the two ends of the connecting rod respectively, two tooth grooves are formed in the bottom of each pressing plate, and a plurality of clamping teeth matched with the tooth grooves are welded to one end of each winding drum. According to the winding drum fixing device, a plurality of winding drums can be fixed only by arranging the friction assembly, the cost performance of the device is improved, the winding drums can be secondarily fixed through the friction assembly, the fixing effect of the winding drums is improved, the force needed to be output by the power component can be reduced through the rolling shaft, and the energy-saving performance of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of elevators, in particular to a rotation limiting device for a dry coke quenching elevator. Background Art

[0002] There are many types of elevators, including the CDQ elevator, which is mainly used to lift the coke can weighing 55 tons from the electric locomotive to the 50-meter-high CDQ furnace.

[0003] After searching, the publication number CN219279791U discloses a dry quenching coke elevator, which eliminates the accident of dry quenching coke tank falling, reduces the user's maintenance cost, and improves the company's efficiency. However, it uses two cylinders for locking. Although it can be locked, it uses multiple pneumatic components, which are slightly more expensive, resulting in increased cost of use. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a rotation limiting device for a dry coke quenching elevator.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A rotation limit device for a dry quenching coke elevator comprises a base frame, a power box is provided on the lower inner wall of the base frame, two drums are provided on both sides of the power box, a support frame is fixed to the bottom inner wall of the base frame by bolts, a cylinder is fixed to the top outer wall of the support frame by bolts, a connecting rod is fixed to the telescopic end of the cylinder by bolts, pressure plates are welded at both ends of the connecting rod, two tooth grooves are provided at the bottom of the pressure plate, a plurality of clamping teeth matching the tooth grooves are welded at one end of the plurality of drums, and a friction component for secondary fixing of the drums is provided on the bottom inner wall of the base frame.

[0007] As a further solution of the utility model, the friction assembly includes a slide plate, which is slidably connected to the bottom inner wall of the base frame, and an L-shaped plate is fixed to one side of the pressure plate by bolts.

[0008] As a further solution of the utility model, a mounting groove is provided at one end of the L-shaped plate, a roller is rotatably connected in the mounting groove, and the roller can contact the slide plate.

[0009] As a further solution of the utility model, baffles are welded on both sides of the base frame, a spring is welded on one side of the baffle, and the spring is fixed to the slide plate.

[0010] As a further solution of the utility model, a friction ring is fixed to one side of each of the plurality of reels by bolts.

[0011] As a further solution of the utility model, a rubber pad is bonded to one side of the two baffles.

[0012] As a further solution of the utility model, the upper surfaces of the two pressing plates are fixed with fixing frames by bolts, and the pressing plates and the fixing frames form a triangular stable structure.

[0013] As a further solution of the utility model, a plurality of rollers are fixed to the bottom of the base frame by bolts, and the rollers are symmetrically distributed.

[0014] The beneficial effects of the utility model are:

[0015] 1. Through the setting of the latch teeth and the tooth grooves, the cylinder is started, and the telescopic end of the cylinder drives the connecting rod and the pressure plate to move downward, so that the tooth grooves and the latch teeth are engaged to fix the reel. Only one power component is needed to fix multiple reels, thereby improving the cost performance of the device.

[0016] 2. Through the setting of the friction component, the pressure plate moves downward to drive the L-shaped plate to move downward, squeeze the inclined surface of the slide plate, move the reel on the slide plate, and fix the reel for the second time, thereby improving the fixing effect of the reel.

[0017] 3. Through the setting of the roller, the roller contacts the slide plate, reducing the friction between the L-shaped plate and the slide plate, making the L-shaped plate move downward more easily, reducing the required output force of the power component, and improving the energy saving of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a three-dimensional structural schematic diagram of a rotary limiting device for a dry coke quenching elevator proposed by the utility model;

[0019] Figure 2 This is a partial cross-sectional structural schematic diagram of a rotary limiting device for a dry coke quenching elevator proposed by the utility model;

[0020] Figure 3 The utility model is a partially enlarged structural schematic diagram of a rotary limiting device for a dry coke quenching elevator.

[0021] In the figure: 1. base frame; 2. power box; 3. support frame; 4. latch gear; 5. reel; 6. roller; 7. cylinder; 8. connecting rod; 9. fixed frame; 10. pressure plate; 11. tooth groove; 12. L-shaped plate; 13. roller; 14. slide plate; 15. friction ring; 16. baffle; 17. rubber pad; 18. spring. DETAILED DESCRIPTION

[0022] 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. 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 those skilled in the art without creative work are within the scope of protection of the utility model.

[0023] Reference Figure 1-Figure 3 A rotary limiting device for a dry quenching coke elevator comprises a base frame 1, a power box 2 is arranged on the lower inner wall of the base frame 1, two reels 5 are arranged on both sides of the power box 2, a support frame 3 is fixed to the bottom inner wall of the base frame 1 by bolts, a cylinder 7 is fixed to the top outer wall of the support frame 3 by bolts, a connecting rod 8 is fixed to the telescopic end of the cylinder 7 by bolts, a pressing plate 10 is welded to both ends of the connecting rod 8, two tooth grooves 11 are arranged at the bottom of the pressing plate 10, a plurality of reels 5 are welded to one end with a plurality of teeth 4 matching with the tooth grooves 11, a friction component for secondary fixing of the reel 5 is arranged on the bottom inner wall of the base frame 1, the cylinder 7 is started, the telescopic end of the cylinder 7 drives the connecting rod 8 and the pressing plate 10 to move downward, so that the tooth grooves 11 are engaged with the teeth 4, and the reel 5 is fixed, and only one power component is needed to fix a plurality of reels 5, thereby improving the cost performance of the device.

[0024] In the utility model, the friction assembly includes a slide plate 14, which is slidably connected to the bottom inner wall of the base frame 1, and an L-shaped plate 12 is fixed to one side of the pressure plate 10 by bolts. The pressure plate 10 moves downward to drive the L-shaped plate 12 to move downward, squeezes the inclined surface of the slide plate 14, and makes the slide plate 14 move the reel 5, and performs secondary fixation on the reel 5, thereby improving the fixing effect of the reel 5. A mounting groove is provided at one end of the L-shaped plate 12, and a roller 13 is rotatably connected in the mounting groove, and the roller 13 and the slide plate 14 can contact. The roller 13 contacts the slide plate 14, thereby reducing the friction between the L-shaped plate 12 and the slide plate 14, so that the L-shaped plate 12 can move downward more easily, reduce the required output force of the power component, and improve the energy saving of the device. Baffles 16 are welded on both sides of the base frame 1, and the baffle 1 A spring 18 is welded on one side of 6, and the spring 18 is fixed to the slide plate 14. When the reel 5 is in use, the spring 18 limits the slide plate 14, so that the slide plate 14 and the reel 5 do not contact, thereby making the reel 5 run more smoothly. A friction ring 15 is fixed to one side of multiple reels 5 by bolts, and a rubber pad 17 is bonded to one side of the two baffles 16 to increase the friction between the slide plate 14 and the reel 5, further improving the fixing effect of the reel 5. The upper surfaces of the two pressure plates 10 are fixed to the fixing frame 9 by bolts, and the pressure plates 10 and the fixing frame 9 form a triangular stable structure to avoid deformation of the pressure plates 10 during use and increase the service life of the device. A plurality of rollers 6 are fixed to the bottom of the base frame 1 by bolts, and the rollers 6 are symmetrically distributed to facilitate the movement of the base frame 1.

[0025] Working principle: When locking, start the cylinder 7, and the telescopic end of the cylinder 7 drives the connecting rod 8 and the pressure plate 10 to move downward, so that the tooth groove 11 is engaged with the latch tooth 4, and the reel 5 is fixed. At the same time, the pressure plate 10 moves downward to drive the L-shaped plate 12 and the roller 13 to move downward, so that the roller 13 contacts the slide plate 14, and the roller 13 squeezes the inclined surface of the slide plate 14, so that the slide plate 14 moves the reel 5, so that the rubber pad 17 contacts the friction ring 15, and the reel 5 is fixed for the second time, which further improves the fixing effect of the reel 5. Only one power source is needed to complete the double fixation of the reel 5, which not only reduces the factory's use cost, but also reduces the factory's production cost, and improves the cost performance of the device.

[0026] Finally, it should be noted that: for those skilled in the art, they can still modify the technical solutions recorded in the above embodiments, or replace some of the technical features therein with equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of this utility model shall be included in the protection scope of this utility model.

Claims

1. A rotary limit device for a dry coke quenching elevator, comprising a base frame (1), a power box (2) being arranged on the inner wall of the lower part of the base frame (1), two reels (5) being arranged on both sides of the power box (2), characterized in that: The bottom inner wall of the base frame (1) is fixedly connected to a support frame (3), the top outer wall of the support frame (3) is fixedly connected to a cylinder (7), the telescopic end of the cylinder (7) is fixedly connected to a connecting rod (8), both ends of the connecting rod (8) are fixedly connected to a pressure plate (10), the bottom of the pressure plate (10) is provided with two tooth grooves (11), one end of each of the plurality of reels (5) is fixedly connected to a plurality of latching teeth (4) matching the tooth grooves (11), and the bottom inner wall of the base frame (1) is provided with a friction component for secondary fixing of the reel (5).

2. A rotation limiting device for a dry coke quenching elevator according to claim 1, characterized in that: The friction assembly comprises a slide plate (14), the slide plate (14) is slidably connected to the bottom inner wall of the base frame (1), and one side of the pressure plate (10) is fixedly connected to an L-shaped plate (12).

3. A rotation limiting device for a dry coke quenching elevator according to claim 2, characterized in that: One end of the L-shaped plate (12) is provided with a mounting groove, in which a roller (13) is rotatably connected, and the roller (13) is in contact with the slide plate (14).

4. The dry quenching coke elevator rotation limiting device according to claim 1, characterized in that: Baffles (16) are fixedly connected to both sides of the base frame (1), a spring (18) is fixedly connected to one side of the baffle (16), and the spring (18) is fixed to the slide plate (14).

5. The dry quenching coke elevator rotation limiting device according to claim 1, characterized in that: One side of each of the plurality of reels (5) is fixedly connected with a friction ring (15).

6. A rotation limiting device for a dry coke quenching elevator according to claim 4, characterized in that: One side of the two baffles (16) is fixedly connected with a rubber pad (17).

7. The dry quenching coke elevator rotation limiting device according to claim 2, characterized in that: The upper surfaces of the two pressing plates (10) are fixedly connected to a fixing frame (9), and the pressing plates (10) and the fixing frame (9) form a triangular stable structure.

8. The dry coke quenching elevator rotation limiting device according to claim 1, characterized in that: A plurality of rollers (6) are fixedly connected to the bottom of the base frame (1), and the rollers (6) are symmetrically distributed.

Images