Scraper plate assembly of coal mining conveyor

Abstract

The utility model relates to the technical field of coal mining transportation equipment, in particular to a coal mining conveyor scraper assembly which comprises a clamping ring body, a connecting mechanism is inserted into the clamping ring body, an auxiliary mechanism is inserted into the inner side of the clamping ring body, the connecting mechanism comprises a first connecting rod, and the first connecting rod is inserted into the clamping ring body. The surface of the first connecting rod is sleeved with a connecting block, a second connecting rod is inserted into the clamping ring body, a spring is arranged on the surface of the second connecting rod, and a first fixing block is fixed to the surface of the clamping ring body. A first connecting rod and a connecting block are arranged and are matched with a second connecting rod and a spring, so that the scraper body is more convenient to disassemble, the second connecting rod is inserted into the scraper body, the scraper body is fixed, compared with an existing device, the scraper body is more convenient to disassemble, and the practicability is high. And the scraper body can be taken down by shifting the second connecting rod outwards, so that the working efficiency of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of coal mining and transportation equipment, in particular to a scraper assembly of a coal mining conveyor. Background Art

[0002] Scraper conveyor is a continuous action transport machine with a flexible body as the traction mechanism. Scraper conveyor is mainly used in longwall coal mining face. It is the only transport equipment in longwall coal mining face at present. It can also be used in mining area chute, contact hole, up and down the mountain and excavation face, etc. It mainly undertakes the task of coal transportation. In addition, the role of scraper conveyor is not only to transport coal and materials, but also to serve as the running track of coal mining machine. Therefore, it has become an indispensable main equipment in modern coal mining technology. If the scraper conveyor can maintain continuous operation, production can proceed normally. Otherwise, the entire coal mining face will be shut down, causing the entire production to be interrupted.

[0003] In announcement number CN218402287U, the utility model relates to a coal mining conveyor scraper assembly, which relates to the technical field of mechanical equipment and solves the problem that the existing coal mining conveyor scraper assembly is troublesome to disassemble. It includes a pair of symmetrically distributed chains, a plurality of scraper bodies are arranged between the two chains, a U-shaped mounting plate is fixed between two opposite chain links on the two chains, and a connecting mechanism for quickly installing and removing the scraper body is installed on the U-shaped mounting plate; the connecting mechanism includes two fixing blocks symmetrically fixed on the U-shaped mounting plate, a trapezoidal groove is provided on the fixing block, and a trapezoidal block is clamped in the trapezoidal groove. The utility model can quickly disassemble and install the scraper through the cooperation of the designed U-shaped mounting plate, the fixing block, the trapezoidal groove, the trapezoidal block and the locking assembly, thereby improving the efficiency of replacing and repairing the scraper. There is no need to spend much time and energy when removing the scraper, the operation process is simple, and the normal use of the scraper assembly will not be affected.

[0004] However, the utility model has the following problems when actually used:

[0005] 1. When the device is used, it is still inconvenient to disassemble the scraper, and the transmission mechanism is insufficient. Dirt entering the transmission position during use can easily cause jamming. The scraper needs to be replaced after wear. The existing device is too troublesome to disassemble and inconvenient to use;

[0006] 2. When the device is in use, the scraper is not adequately protected. Due to long-term use and wear, the life of the scraper will be greatly reduced. Utility Model Content

[0007] 1. Technical issues to be resolved

[0008] In order to overcome the above-mentioned defects of the prior art, the utility model provides a coal mining conveyor scraper assembly, which solves the problems raised in the above-mentioned background technology:

[0009] 1. When the device is used, it is inconvenient to disassemble the scraper and replace the scraper;

[0010] 2. When the device is in use, the scraper is not adequately protected, which will reduce the life of the scraper.

[0011] (II) Technical solution

[0012] To achieve the above purpose, the utility model is implemented through the following technical solutions: a coal mining conveyor scraper assembly, including a clamping ring body, a connecting mechanism is inserted inside the clamping ring body, and a secondary mechanism is inserted inside the clamping ring body;

[0013] The connecting mechanism comprises a first connecting rod, the first connecting rod is inserted into the inside of the clamping ring body, and a connecting block is sleeved on the surface of the first connecting rod, a second connecting rod is inserted into the inside of the clamping ring body, and a spring is arranged on the surface of the second connecting rod, and a first fixing block is fixed on the surface of the clamping ring body;

[0014] The auxiliary mechanism comprises a scraper body, the scraper body is inserted into the inner side of the clamping ring body, and a second fixing block is fixed on the surface of the scraper body.

[0015] Optionally, the surface of the first connecting rod is provided with threads, the interior of the connecting block is provided with a threaded hole adapted to the first connecting rod, the first connecting rod is inserted into the interior of the connecting block, and the first connecting rod can be fixed by the connecting block.

[0016] Optionally, two groups of the first connecting rods are provided, and the two groups of the first connecting rods are arranged on both sides of the scraper body to limit the scraper body so that the scraper body will not move toward the clamping ring body after being fixed.

[0017] Optionally, the side of the second connecting rod close to the scraper body is an inclined structure, and the second connecting rod is inserted into the inside of the clamping ring body, so that the second connecting rod can move after being squeezed by the scraper body.

[0018] Optionally, the second connecting rod is a square structure, and a groove matching the second connecting rod is provided inside the scraper body. The second connecting rod is inserted inside the scraper body so that the second connecting rod does not rotate, thereby improving the stability of the device.

[0019] Optionally, the side of the spring close to the clamping ring body is fixedly connected to the clamping ring body, and the side of the spring away from the clamping ring body is fixedly connected to the second connecting rod, so that the second connecting rod can be reset after moving.

[0020] Optionally, the first fixing block is an annular structure, and the first fixing block is arranged on the surface of the spring to protect the spring and prevent the spring from being contaminated by dirt, while preventing the second connecting rod from moving toward the scraper body under pressure.

[0021] Optionally, a slide groove adapted to the second connecting rod is provided inside the scraper body, and the slide groove is connected to a groove inside the scraper body, so that the second connecting rod can be inserted into the scraper body through the slide groove to fix the scraper body.

[0022] Optionally, the second fixing block is a wavy structure, and the second fixing block is fixed to the surface of the scraper body. The wavy structure enables the second fixing block to improve its ability to cope with impact and wear, thereby protecting the scraper body and increasing the service life of the scraper body.

[0023] (III) Beneficial effects

[0024] The utility model provides a scraper assembly for a coal mining conveyor, which has the following beneficial effects:

[0025] 1. The device is provided with a first connecting rod and a connecting block, which cooperate with a second connecting rod and a spring to make it easier for the device to disassemble the scraper body. The present application fixes the scraper body by inserting the second connecting rod into the interior of the scraper body. Compared with the existing device, the present device makes it easier for the device to disassemble the scraper body. The scraper body can be removed by pushing the second connecting rod outward, thereby improving the working efficiency of the device.

[0026] 2. The device is provided with a second fixed block to enhance the device's impact resistance and wear resistance and increase the service life of the device. The present application enhances the scraper body's impact resistance and the device's wear resistance by covering the second fixed block on the surface of the scraper body. Compared with the existing device, the device can be used for a longer time and its working efficiency can be improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a three-dimensional schematic diagram of the structure of the utility model;

[0028] Figure 2 It is a cross-sectional perspective schematic diagram of the clamping ring body of the utility model;

[0029] Figure 3 This is a schematic diagram of the perspective structure of the utility model from top view;

[0030] Figure 4 This is a schematic diagram of the three-dimensional structure of the utility model when viewed from above;

[0031] Figure 5 This is a schematic diagram of the structure of the sponge pad of the utility model;

[0032] Figure 6 It is a structural schematic diagram of the third fixing block of the utility model.

[0033] In the figure: 1. retaining ring body; 2. connecting mechanism; 210. first connecting rod; 220. connecting block; 230. second connecting rod; 240. spring; 250. first fixed block; 3. auxiliary mechanism; 310. scraper body; 320. second fixed block; 330. sponge pad; 340. third fixed block. DETAILED DESCRIPTION

[0034] 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. 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.

[0035] See also Figures 1 to 6 The utility model provides a technical solution: a scraper assembly of a coal mining conveyor, comprising a clamping ring body 1, a connecting mechanism 2 is inserted inside the clamping ring body 1, and a sub-mechanism 3 is inserted inside the clamping ring body 1;

[0036] The connecting mechanism 2 includes a first connecting rod 210, the first connecting rod 210 is inserted into the inside of the clamp body 1, and a connecting block 220 is sleeved on the surface of the first connecting rod 210, a second connecting rod 230 is inserted into the inside of the clamp body 1, and a spring 240 is arranged on the surface of the second connecting rod 230, and a first fixing block 250 is fixed on the surface of the clamp body 1;

[0037] The auxiliary mechanism 3 includes a scraper body 310 . The scraper body 310 is inserted into the inner side of the clamping ring body 1 , and a second fixing block 320 is fixed on the surface of the scraper body 310 .

[0038] The surface of the first connecting rod 210 is provided with a thread, and the interior of the connecting block 220 is provided with a threaded hole adapted to the first connecting rod 210, the first connecting rod 210 is inserted into the interior of the connecting block 220, and the first connecting rod 210 is provided with two groups, and the two groups of first connecting rods 210 are arranged on both sides of the scraper body 310, and the second connecting rod 230 is close to the side of the scraper body 310. The second connecting rod 230 is inserted into the interior of the clamping ring body 1, and the second connecting rod 230 is a square structure. The interior of the scraper body 310 is provided with a groove adapted to the second connecting rod 230, and the second connecting rod 230 is inserted into the interior of the scraper body 310, and the spring 240 is close to one side of the clamping ring body 1. The first side is fixedly connected with the clamping ring body 1, the side of the spring 240 away from the clamping ring body 1 is fixedly connected with the second connecting rod 230, the first fixing block 250 is an annular structure, the first fixing block 250 is an annular structure, the first fixing block 250 is arranged on the surface of the spring 240, the interior of the scraper body 310 is provided with a slide groove adapted to the second connecting rod 230, and the slide groove is connected with the groove in the scraper body 310, the second connecting rod 230 structure enables it to move under the extrusion of the scraper body 310, and is re-inserted into the interior of the scraper body 310 for fixing under the action of the spring 240, and the second connecting rod 230 is swung outward, and the scraper body 310 can be disassembled and replaced, making the device more convenient;

[0039] The second fixing block 320 is a wave-shaped structure, and the second fixing block 320 is fixed to the surface of the scraper body 310 . When a solid is pressed on the surface of the second fixing block 320 , the structure of the second fixing block 320 can bear pressure, thereby improving the wear resistance and pressure resistance of the scraper body 310 .

[0040] Embodiment 1:

[0041] See also Figure 4 The auxiliary mechanism 3 includes a scraper body 310 and a second fixed block 320. The second fixed block 320 is fixed on the surface of the scraper body 310. The second fixed block 320 plays a role of anti-pressure and anti-wear on the surface of the scraper body 310, thereby improving the service life of the device;

[0042] Embodiment 2:

[0043] See also Figure 5 The auxiliary mechanism 3 includes a scraper body 310 and a sponge pad 330. The sponge pad 330 is fixed on the surface of the scraper body 310. The sponge pad 330 acts on the surface of the scraper body 310 to reduce the impact force, reduce the wear of the scraper body 310, and increase the service life of the device;

[0044] Embodiment three:

[0045] See also Figure 6The sub-mechanism 3 includes a scraper body 310 and a third fixed block 340. The third fixed block 340 is fixed on the surface of the scraper body 310. When a large piece of solid impacts the scraper body 310, the third fixed block 340 will lift the large piece of solid to prevent the solid from hitting the scraper body 310 in the first time, thereby reducing the wear of the scraper body 310 and increasing the service life of the device.

[0046] In the utility model, the working steps of the device are as follows:

[0047] The second connecting rod 230 is pushed outward to move the second connecting rod 230 and separate the second connecting rod 230 from the scraper body 310. The scraper body 310 can be moved and the scraper body 310 can be disassembled and replaced. When reinstalling, the scraper body 310 is inserted into the inner side of the retaining ring body 1. The scraper body 310 will squeeze the second connecting rod 230 and move the second connecting rod 230 outward. Under the action of the spring 240, the second connecting rod 230 is inserted into the groove inside the scraper body 310 along the slide groove on the scraper body 310 to fix the scraper body 310, so that the scraper body 310 is easy to disassemble and assemble.

[0048] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A scraper assembly for a coal mining conveyor, comprising a clamping ring body (1), characterized in that: A connecting mechanism (2) is inserted inside the clamping ring body (1), and a secondary mechanism (3) is inserted inside the clamping ring body (1); The connecting mechanism (2) comprises a first connecting rod (210), the first connecting rod (210) is inserted into the interior of the clamping ring body (1), and a connecting block (220) is sleeved on the surface of the first connecting rod (210), a second connecting rod (230) is inserted into the interior of the clamping ring body (1), and a spring (240) is arranged on the surface of the second connecting rod (230), and a first fixing block (250) is fixed to the surface of the clamping ring body (1); The auxiliary mechanism (3) comprises a scraper body (310), the scraper body (310) is inserted into the inner side of the clamping ring body (1), and a second fixing block (320) is fixed on the surface of the scraper body (310).

2. A coal mining conveyor scraper assembly according to claim 1, characterized in that: The surface of the first connecting rod (210) is provided with threads, the interior of the connecting block (220) is provided with a threaded hole adapted to the first connecting rod (210), and the first connecting rod (210) is inserted into the interior of the connecting block (220).

3. A scraper assembly for a coal mining conveyor according to claim 1, characterized in that: Two groups of the first connecting rods (210) are provided, and the two groups of the first connecting rods (210) are arranged on both sides of the scraper body (310).

4. A coal mining conveyor scraper assembly according to claim 1, characterized in that: The side of the second connecting rod (230) close to the scraper body (310) is an inclined structure, and the second connecting rod (230) is inserted into the interior of the clamping ring body (1).

5. A scraper assembly for a coal mining conveyor according to claim 4, characterized in that: The second connecting rod (230) is of a square structure, a groove matching the second connecting rod (230) is provided inside the scraper body (310), and the second connecting rod (230) is inserted inside the scraper body (310).

6. A coal mining conveyor scraper assembly according to claim 1, characterized in that: The side of the spring (240) close to the snap ring body (1) is fixedly connected to the snap ring body (1), and the side of the spring (240) away from the snap ring body (1) is fixedly connected to the second connecting rod (230).

7. A coal mining conveyor scraper assembly according to claim 6, characterized in that: The first fixing block (250) is an annular structure, and the first fixing block (250) is arranged on the surface of the spring (240).

8. A coal mining conveyor scraper assembly according to claim 7, characterized in that: A sliding groove adapted to the second connecting rod (230) is arranged inside the scraper body (310), and the sliding groove is connected to a groove inside the scraper body (310).

9. A coal mining conveyor scraper assembly according to claim 1, characterized in that: The second fixing block (320) is a wave-shaped structure, and the second fixing block (320) is fixed on the surface of the scraper body (310).

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