Crushing device for earth-rock engineering construction

Abstract

The utility model discloses a crushing device for earth-rock engineering construction, which comprises a crushing box, the bottom of the crushing box is fixedly connected with supporting legs, the top of the crushing box is provided with a feed hopper, the feed hopper is fixedly connected with the crushing box, the bottom of the front side of the crushing box is hinged with a box door, the top of the front side of the crushing box is fixedly connected with a motor, and the motor is connected with the crushing box. Through arrangement of a traction box, a traction pipe, a collection box, a filter screen, a supporting rod, a draught fan, a pull rod, a sliding block, a positioning block, a supporting spring and a handle, in the using process, when stone is crushed, the draught fan is controlled to rotate through a controller, and the draught fan rotates to pull dust generated in the crushing box in the crushing process through the traction pipe; and dust enters the traction box through the traction pipe, is accumulated on the left side of the filter screen in the traction box and falls into the collection box, and dust generated in the crushing process can be dragged and collected.

Description

Technical Field

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

[0002] In the process of existing earthwork construction, it is often necessary to process larger stones, which includes crushing the stones, thus requiring the use of stone crushing devices.

[0003] According to a stone crushing device for earthwork engineering construction disclosed in CN 114082504A, the device comprises a box, both side walls of the inner cavity of the box are equipped with crushing rollers, the outer wall of the crushing roller is evenly fixed with a plurality of identical crushing teeth, and one end of the crushing roller is rotatably connected to the inner wall of the box. The present invention generates thrust to the magnet block by the electromagnet alternately, thereby driving the movable crushing plate to move back and forth alternately, thereby cooperating with the fixed crushing plate to squeeze the stone, thereby being able to perform preliminary crushing on the stone, and then crushing it with the crushing roller, thereby ensuring the crushing efficiency and improving the crushing effect, and compared with the previous method of directly crushing larger stones with the crushing roller, the crushing is more labor-saving, and the internal stress generated by the crushing roller during the crushing process is indirectly reduced, thereby effectively protecting the motor and extending its service life.

[0004] However, there are some problems when using the device. When the device breaks stones, a large amount of dust will be generated, but the device cannot be used to pull and collect the generated dust during use.

[0005] Currently, no effective solution has been proposed for the problems in the related technologies. Utility Model Content

[0006] In view of the problems in the related technology, the utility model proposes a crushing device for earthwork engineering construction to overcome the above technical problems existing in the existing related technology.

[0007] To this end, the specific technical solutions adopted by the utility model are as follows:

[0008] A crushing device for earthwork engineering construction, comprising a crushing box, a supporting leg is fixedly connected to the bottom of the crushing box, a feed hopper is provided on the top of the crushing box, the feed hopper is fixedly connected to the crushing box, a box door is hingedly connected to the bottom front side of the crushing box, a motor is fixedly connected to the top front side of the crushing box, the main shaft of the motor passes through the crushing box, and a crushing roller is fixedly connected to the end of the main shaft of the motor;

[0009] The right side of the crushing box is fixedly connected to a traction box, the left side of the top of the traction box is fixedly connected to a traction tube, the other end of the traction tube is fixedly connected to the feed hopper, the traction box is provided with a filter, the inside of the traction box is fixedly connected to a support rod, the outside of the support rod is fixedly connected to a fan, a pull rod is provided on the outside of the traction box, the pull rod passes through the traction box, the pull rod is slidably connected to the traction box, the other end of the pull rod is fixedly connected to a slider, the slider is slidably connected to the traction box, a positioning block is fixedly connected to the outside of the slider, a support spring is attached to the outside of the pull rod between the slider and the traction box, and the front side of the traction box is fixedly connected to a controller.

[0010] As a further solution of the utility model, a collecting box is provided at the bottom of the traction box, the collecting box passes through the traction box, and the collecting box is threadedly connected to the traction box.

[0011] As a further solution of the utility model, the filter screen passes through the traction box, and the filter screen is slidably connected to the traction box.

[0012] As a further solution of the utility model, a handle is provided on the top of the filter screen, and the handle is fixedly connected to the filter screen.

[0013] As a further solution of the utility model, the positioning block passes through the traction box, and the positioning block is slidably connected to the traction box.

[0014] As a further solution of the utility model, the positioning block passes through the filter screen, and the positioning block is slidably connected to the filter screen.

[0015] As a further solution of the utility model, one end of the support spring is fixedly connected to the traction box, and the other end of the support spring is fixedly connected to the slider.

[0016] The beneficial effects of the utility model are as follows: through the traction box, traction tube, collection box, filter screen, support rod, fan, pull rod, slider, positioning block, support spring and handle, when the stone is crushed during use, the fan is controlled to rotate by the controller, and the fan rotates and pulls the dust generated in the crushing process inside the crushing box through the traction tube. The dust enters the traction box through the traction tube, and the dust accumulated on the left side of the filter screen in the traction box will fall into the collection box, so that the dust generated in the crushing process can be pulled and collected during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a schematic diagram of the overall structure of a crushing device for earthwork engineering construction according to an embodiment of the utility model;

[0019] Figure 2 It is a schematic diagram of the installation structure of a crushing roller of a crushing device for earthwork engineering construction according to an embodiment of the utility model;

[0020] Figure 3 It is a schematic diagram of the installation structure of a filter screen of a crushing device for earthwork engineering construction according to an embodiment of the utility model;

[0021] Figure 4 The utility model is a crushing device for earthwork engineering construction according to an embodiment of the utility model. Figure 1 Schematic diagram of the structure at point A.

[0022] In the figure: 1. Crushing box; 2. Support legs; 3. Feed hopper; 4. Box door; 5. Motor; 6. Crushing roller; 7. Traction box; 8. Traction tube; 9. Collecting box; 10. Filter; 11. Support rod; 12. Fan; 13. Pull rod; 14. Slider; 15. Positioning block; 16. Support spring; 17. Controller; 18. Handle. DETAILED DESCRIPTION

[0023] To further illustrate each embodiment, the present invention provides drawings, which are part of the disclosure of the present invention and are mainly used to illustrate the embodiments. They can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, ordinary technicians in the field should be able to understand other possible implementation methods and advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0024] According to an embodiment of the utility model, a crushing device for earthwork engineering construction is provided.

[0025] Please refer to the instruction manual Figure 1-4According to an embodiment of the utility model, a crushing device for earthwork engineering construction includes a crushing box 1, a supporting leg 2 is fixedly connected to the bottom of the crushing box 1, a feeding hopper 3 is arranged on the top of the crushing box 1, and the feeding hopper 3 is fixedly connected to the crushing box 1, a box door 4 is hingedly connected to the bottom of the front side of the crushing box 1, a motor 5 is fixedly connected to the top of the front side of the crushing box 1, the main shaft of the motor 5 passes through the crushing box 1, and a crushing roller 6 is fixedly connected to the end of the main shaft of the motor 5. This arrangement can crush soil and rocks, a traction box 7 is fixedly connected to the right side of the crushing box 1, and a traction tube 8 is fixedly connected to the left side of the top of the traction box 7, and the other end of the traction tube 8 is connected to the feeding hopper 3 is fixedly connected. This arrangement can pull the dust into the traction box 7. The traction box 7 is provided with a filter screen 10. A support rod 11 is fixedly connected inside the traction box 7. A fan 12 is fixedly connected to the outside of the support rod 11. A pull rod 13 is provided on the outside of the traction box 7. The pull rod 13 penetrates the traction box 7. The pull rod 13 is slidably connected to the traction box 7. A slider 14 is fixedly connected to the other end of the pull rod 13. The slider 14 is slidably connected to the traction box 7. A positioning block 15 is fixedly connected to the outside of the slider 14. A support spring 16 is attached to the outside of the pull rod 13 between the slider 14 and the traction box 7. A controller 17 is fixedly connected to the front side of the traction box 7.

[0026] In one embodiment, please refer to the attached specification Figure 1 As a further solution of the utility model, a collecting box 9 is provided at the bottom of the traction box 7, and the collecting box 9 passes through the traction box 7. The collecting box 9 is threadedly connected to the traction box 7. This arrangement can collect the traction dust and is convenient for disassembling the collecting box 9.

[0027] In one embodiment, please refer to the attached specification Figure 1 , 3 As a further solution of the present invention, the filter screen 10 passes through the traction box 7, the filter screen 10 is slidably connected to the traction box 7, a handle 18 is provided on the top of the filter screen 10, and the handle 18 is fixedly connected to the filter screen 10. This arrangement makes it easy to remove the filter screen 10.

[0028] In one embodiment, please refer to the attached specification Figure 3 As a further solution of the utility model, the positioning block 15 passes through the traction box 7, the positioning block 15 is slidably connected to the traction box 7, the positioning block 15 passes through the filter screen 10, the positioning block 15 is slidably connected to the filter screen 10, one end of the support spring 16 is fixedly connected to the traction box 7, and the other end of the support spring 16 is fixedly connected to the slider 14. This arrangement can drive the positioning block 15 to reset.

[0029] When in use, all electrical appliances in the device are powered by external power. During use, the controller 17 controls the motor 5 to rotate, and the rotation of the motor 5 drives the crushing roller 6 to rotate. Then, the stones to be crushed are added to the crushing box 1 through the feed hopper 3. Under the action of the crushing roller 6, the stones can be crushed, and the crushed stones fall to the bottom of the crushing box 1. After the crushing is completed, the box door 4 can be opened to take out the crushed stones. During the crushing process, the controller 17 controls the fan 12 to rotate. The fan 12 rotates and pulls the dust generated during the crushing process inside the crushing box 1 through the traction tube 8. The dust enters the traction box 7 through the traction tube 8, and the dust accumulates on the left side of the filter screen 10 in the traction box 7 and falls into the collection box 9. Therefore, the dust generated during the crushing process can be collected by traction during use. After use, the collection box 9 is removed from the traction box 7, and the dust collected in the collection box 9 is cleaned. When the filter 10 is blocked during use, the pull rod 13 is pulled to drive the slider 14 to move, and the slider 14 drives the positioning block 15 to leave the filter 10. When the positioning block 15 is not in contact with the filter 10, the filter 10 can be removed and the filter 10 can be cleaned. After cleaning, the filter 10 is inserted into the traction box 7, the pull rod 13 is released, and the positioning block 15 is driven by the slider 14 to reset and insert into the filter 10 under the action of the elastic force of the support spring 16 itself, so as to limit and fix the filter 10.

[0030] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. 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 crushing device for earthwork construction, comprising a crushing box (1), characterized in that: The bottom of the crushing box (1) is fixedly connected to a support leg (2); the top of the crushing box (1) is provided with a feed hopper (3), the feed hopper (3) is fixedly connected to the crushing box (1); the bottom of the front side of the crushing box (1) is hingedly connected to a box door (4); the top of the front side of the crushing box (1) is fixedly connected to a motor (5); the main shaft of the motor (5) passes through the crushing box (1); the end of the main shaft of the motor (5) is fixedly connected to a crushing roller (6); The right side of the crushing box (1) is fixedly connected to a traction box (7), the left side of the top of the traction box (7) is fixedly connected to a traction tube (8), the other end of the traction tube (8) is fixedly connected to the feed hopper (3), a filter screen (10) is provided on the traction box (7), a support rod (11) is fixedly connected inside the traction box (7), a fan (12) is fixedly connected to the outside of the support rod (11), a pull rod (13) is provided on the outside of the traction box (7), the pull rod (13) passes through the traction box (7), the pull rod (13) is slidably connected to the traction box (7), the other end of the pull rod (13) is fixedly connected to a slider (14), the slider (14) is slidably connected to the traction box (7), a positioning block (15) is fixedly connected to the outside of the slider (14), a support spring (16) is sleeved on the outside of the pull rod (13) between the slider (14) and the traction box (7), and a controller (17) is fixedly connected to the front side of the traction box (7).

2. A crushing device for earthwork construction according to claim 1, characterized in that: A collecting box (9) is provided at the bottom of the traction box (7); the collecting box (9) penetrates the traction box (7); and the collecting box (9) is threadedly connected to the traction box (7).

3. A crushing device for earthwork construction according to claim 1, characterized in that: The filter screen (10) passes through the traction box (7), and the filter screen (10) is slidably connected to the traction box (7).

4. A crushing device for earthwork construction according to claim 1, characterized in that: A handle (18) is provided on the top of the filter screen (10), and the handle (18) is fixedly connected to the filter screen (10).

5. A crushing device for earthwork construction according to claim 1, characterized in that: The positioning block (15) passes through the traction box (7), and the positioning block (15) is slidably connected to the traction box (7).

6. A crushing device for earthwork construction according to claim 1, characterized in that: The positioning block (15) penetrates the filter screen (10), and the positioning block (15) is slidably connected to the filter screen (10).

7. A crushing device for earthwork construction according to claim 1, characterized in that: One end of the support spring (16) is fixedly connected to the traction box (7), and the other end of the support spring (16) is fixedly connected to the slider (14).

Images