Sandstone crushing device

Abstract

The utility model relates to the technical field of sandstone crushing, in particular to a sandstone crushing device which comprises a box body, a filter screen, a collecting vehicle and fan blades, first bearings are symmetrically embedded into the front end and the rear end of the two sides of the box body respectively, and first fixing rods are fixedly installed on inner rings of the two first bearings respectively; the crushing rollers are installed at the opposite ends of the two first fixing rods correspondingly, a motor is installed at the front end of the box body, a fixing frame is installed at the top of the box body, a second bearing is installed in the fixing frame, a second fixing rod is fixedly installed on an inner ring of the second bearing, and fan blades are installed on the outer side of the second fixing rod in an annular array mode. And an inserting hole is formed in the top of the fixing frame, the filter screen is inserted into the fixing frame from the inserting hole, limiting grooves are formed in the opposite sides of the two supporting plates correspondingly, and limiting blocks are welded to the two sides of the collecting trolley correspondingly. The feeding device has the advantages that air near the feeding pipe can be adsorbed and filtered, and sandstone material dust in the air is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of sandstone crushing, in particular to a sandstone crushing device. Background Art

[0002] Sandstone is a sedimentary rock, usually composed of quartz particles, feldspar and schist. It is formed when sand particles are transported and compacted by water or wind over a long period of time. This rock usually has a rough texture and can be used for construction and carving. Sandstone crushing plant is a kind of equipment used to crush and break hard rock materials such as sandstone. It is often used in places such as quarries, mines and construction sites.

[0003] When the sandstone crushing device is crushing sandstone materials, sandstone dust usually diffuses into the air from the feed point. Workers operating nearby will inhale a large amount of sandstone dust, which will affect their health. At the same time, sandstone dust falling to the ground or the surface of the equipment will increase the difficulty of cleaning. Utility Model Content

[0004] The utility model aims to provide a sandstone crushing device, which has the advantage of being able to adsorb and filter the air near a feed pipe to reduce sandstone material dust in the air, thereby solving the problem of excessive sandstone material dust in the air near the sandstone crushing device.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a sandstone crushing device, comprising a box body, a filter screen, a collection vehicle and fan blades, the front and rear ends of both sides of the box body are symmetrically embedded and installed with bearings one, the inner rings of the two groups of bearings one are respectively fixedly installed with fixing rods one, and the opposite ends of the two groups of fixing rods one are respectively installed with crushing rollers, a motor is installed at the front end of the box body, a fixing frame is installed at the top of the box body, a bearing two is installed inside the fixing frame, a fixing rod two is fixedly installed on the inner ring of the bearing two, and fan blades are installed in a circular array on the outer side of the fixing rod two, a plug hole is opened at the top of the fixing frame, the filter screen is inserted into the fixing frame through the plug hole, support plates are respectively welded on both sides of the bottom of the box body, and limiting grooves are respectively opened on the opposite sides of the two support plates, and limiting blocks are respectively welded on both sides of the collection vehicle.

[0006] When using a sandstone crushing device in the technical solution, two support plates provide supporting force for the box body, and the sandstone material enters the box body from the feed pipe. The motor drives the fixed rod one to rotate through the transmission structure, and the fixed rod one drives the crushing roller to rotate. The two crushing rollers rotate in relative directions, and the two crushing rollers squeeze and crush the sandstone material. The crushed sandstone material in the box body enters the discharge pipe along the guide plate and is discharged from the discharge pipe. The sandstone material falls into the collection vehicle. When the fixed rod one rotates, the fixed rod two is driven to rotate by the belt, and the fixed rod two drives the fan blades to rotate. The fan blades draw the air near the feed pipe into the fixed frame, and the filter screen inside the fixed frame absorbs the sandstone material dust in the air.

[0007] Preferably, a feed pipe is embedded in the top of the box body, and the sandstone material enters the box body through the feed pipe.

[0008] Preferably, the motor transmission structure is fixedly connected to the fixed rod 1, and the two crushing rollers are meshed and connected. The motor drives the fixed rod 1 to rotate through the transmission structure, and the fixed rod 1 drives the crushing roller to rotate, and the two crushing rollers rotate in relative directions.

[0009] Preferably, the fixing rod 1 and the fixing rod 2 are movably connected via a belt, and the fixing rod 1 drives the fixing rod 2 to rotate via the belt.

[0010] Preferably, a fixing groove is provided at the bottom of the fixing frame, and the bottom of the filter screen is inserted into the fixing groove, and the fixing groove fixes the filter screen inside the fixing frame.

[0011] Preferably, a discharge pipe is embedded in the bottom of the box, and guide plates are respectively installed on both sides of the bottom of the box above the discharge pipe. The crushed sandstone material inside the box enters the discharge pipe along the guide plate and is discharged from the discharge pipe.

[0012] Preferably, the two limiting blocks are respectively inserted into the two limiting grooves. The collecting drawer is movably connected to the two supporting plates through the limiting blocks and the limiting grooves.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The utility model is provided with a belt, a fan blade and a filter screen. When the fixed rod one rotates, the belt drives the fixed rod two to rotate, and the fixed rod two drives the fan blades to rotate. The fan blades draw the air near the feed pipe into the inside of the fixed frame, and the filter screen inside the fixed frame absorbs the sandstone material dust in the air, thereby achieving the effect of absorbing and filtering the air near the feed pipe and reducing the sandstone material dust in the air. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model from a first angle;

[0016] Figure 2 This is a schematic diagram of the three-dimensional structure of the utility model from a second angle;

[0017] Figure 3 This is a schematic diagram of the cross-sectional structure of the box body of the utility model;

[0018] Figure 4 It is a schematic cross-sectional structure diagram of the fixing frame of the utility model.

[0019] In the figure: 1. support plate; 2. box body; 3. feed pipe; 4. fixed frame; 5. filter screen; 6. bearing 1; 7. fixed rod 1; 8. collection vehicle; 9. discharge pipe; 10. motor; 11. belt; 12. fixed rod 2; 13. limit groove; 14. limit block; 15. guide plate; 16. crushing roller; 17. bearing 2; 18. socket; 19. fixed groove; 20. fan blade. DETAILED DESCRIPTION

[0020] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.

[0021] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific implementation methods disclosed below.

[0022] Secondly, the present invention is described in detail with reference to the schematic diagram. When describing the implementation of the present invention, for the sake of convenience, the cross-sectional diagram showing the device structure will not be partially enlarged according to the general scale, and the schematic diagram is only an example, which should not limit the scope of protection of the present invention. In addition, in actual production, the three-dimensional dimensions of length, width and depth should be included.

[0023] In order to make the purpose, technical solution and advantages of the present invention more clear, the implementation mode of the present invention will be further described in detail below with reference to the accompanying drawings.

[0024] Embodiment 1

[0025] like Figure 1-Figure 4As shown, a sandstone crushing device proposed by the utility model includes a box body 2, a filter screen 5, a collection vehicle 8 and a fan blade 20. The front and rear ends of both sides of the box body 2 are symmetrically embedded with bearings 6, and the inner rings of the two groups of bearings 6 are respectively fixedly installed with fixed rods 7. The opposite ends of the two groups of fixed rods 7 are respectively installed with crushing rollers 16. A motor 10 is installed at the front end of the box body 2. The transmission structure of the motor 10 is fixedly connected with the fixed rod 7. The two crushing rollers 16 are meshed and connected. A fixing frame 4 is installed on the top of the box body 2. A bearing 2 17 is installed inside the fixing frame 4. The inner ring of the bearing 2 17 is fixedly installed with a fixed rod 2 12. The fixed rod 7 It is movably connected to the fixing rod 12 through a belt 11, and fan blades 20 are installed in a circular array on the outer side of the fixing rod 12. A socket 18 is provided on the top of the fixing frame 4, and the filter 5 is inserted into the fixing frame 4 from the socket 18. Support plates 1 are welded on both sides of the bottom of the box body 2, and limiting grooves 13 are provided on the opposite sides of the two support plates 1. Limiting blocks 14 are welded on both sides of the collecting vehicle 8, and the two limiting blocks 14 are respectively inserted into the two limiting grooves 13. A feed pipe 3 is embedded in the top of the box body 2, and a discharge pipe 9 is embedded in the bottom of the box body 2. Guide plates 15 are installed on both sides of the bottom end of the box body 2 above the discharge pipe 9.

[0026] In this embodiment, two support plates 1 are used to provide support force for the box body 2, and the sandstone material enters the box body 2 from the feed pipe 3. The motor 10 drives the fixed rod 7 to rotate through the transmission structure, and the fixed rod 7 drives the crushing roller 16 to rotate. The two crushing rollers 16 rotate in relative directions, and the two crushing rollers 16 squeeze and crush the sandstone material. The crushed sandstone material inside the box body 2 enters the discharge pipe 9 along the guide plate 15, and is discharged from the discharge pipe 9. The sandstone material falls into the collection vehicle 8. When the fixed rod 7 rotates, it drives the fixed rod 2 12 to rotate through the belt 11, and the fixed rod 2 12 drives the fan blades 20 to rotate. The fan blades 20 draw the air near the feed pipe 3 into the fixed frame 4, and the filter 5 inside the fixed frame 4 absorbs the sandstone material dust in the air.

[0027] Embodiment 2

[0028] like Figure 1-Figure 4 As shown, a sandstone crushing device proposed by the utility model, compared with the first embodiment, this embodiment also includes: a filter 5 and a fixing groove 19, a fixing groove 19 is opened at the bottom end of the fixing frame 4, and the bottom of the filter 5 is inserted into the fixing groove 19.

[0029] In this embodiment, the filter screen 5 is fixed inside the fixing frame 4 through the fixing groove 19 to prevent the filter screen 5 from shaking when filtering air.

[0030] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0031] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A sandstone crushing device, comprising a box (2), a filter (5), a collection vehicle (8) and a fan blade (20), characterized in that: The front and rear ends of both sides of the box body (2) are symmetrically embedded with bearings (6), the inner rings of the two groups of bearings (6) are respectively fixedly installed with fixing rods (7), and the opposite ends of the two groups of fixing rods (7) are respectively installed with crushing rollers (16). The front end of the box body (2) is installed with a motor (10), the top of the box body (2) is installed with a fixing frame (4), the inside of the fixing frame (4) is installed with bearings (17), the inner ring of the bearings (17) is fixedly installed with fixing rods (12), and the outer side of the fixing rods (12) is installed with fan blades (20) in a circular array, the top of the fixing frame (4) is provided with a plug hole (18), and the filter (5) is inserted into the fixing frame (4) through the plug hole (18), and the two sides of the bottom of the box body (2) are respectively welded with support plates (1), and the opposite sides of the two support plates (1) are respectively provided with limit slots (13), and the two sides of the collection vehicle (8) are respectively welded with limit blocks (14).

2. A sandstone crushing device according to claim 1, characterized in that: A feed pipe (3) is embedded and installed on the top of the box body (2).

3. A sandstone crushing device according to claim 1, characterized in that: The transmission structure of the motor (10) is fixedly connected to the fixing rod (7), and the two crushing rollers (16) are meshingly connected.

4. A sandstone crushing device according to claim 1, characterized in that: The fixing rod 1 (7) and the fixing rod 2 (12) are movably connected via a belt (11).

5. The sandstone crushing device according to claim 1, characterized in that: A fixing groove (19) is provided at the bottom end of the fixing frame (4), and the bottom of the filter screen (5) is inserted into the fixing groove (19).

6. A sandstone crushing device according to claim 1, characterized in that: A discharge pipe (9) is embedded in the bottom of the box body (2), and guide plates (15) are respectively installed on both sides of the bottom end of the box body (2) above the discharge pipe (9).

7. The sandstone crushing device according to claim 1, characterized in that: The two limiting blocks (14) are respectively inserted into the two limiting grooves (13).

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