Crushing device for hydraulic engineering construction

Abstract

The utility model relates to the technical field of hydraulic engineering, and discloses a crushing device for hydraulic engineering construction, which comprises a treatment box, a crushing mechanism is fixedly arranged on the upper surface of the treatment box, and a dust removal assembly is arranged on the surface of the crushing mechanism; limiting through holes are formed in the left inner wall and the right inner wall of the treatment box correspondingly, limiting blocks are slidably connected to the inner walls of the limiting through holes, and a vibration screening frame of a trapezoidal structure is fixedly connected between the two limiting blocks. By arranging the vibration screening frame of the trapezoidal structure, after materials are crushed, the vibration screening frame can be driven by the electric push rod to move up and down, so that the crushed materials are screened and filtered by the screening net on the surface of the vibration screening frame, and the materials meeting the crushing requirement pass through the screening net and fall into the collecting box; when the vibrating screening frame moves up and down, unqualified materials with large particles slide to the discharging hole, the materials in the discharging hole can be unblocked continuously through the anti-blocking push rod in the up-down moving process of the vibrating screening frame, and the anti-blocking effect is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of water conservancy projects, and more specifically to a crushing device for water conservancy project construction. Background Art

[0002] A water conservancy project refers to a project built to control and allocate natural surface water and groundwater to achieve the purpose of eliminating harm and promoting benefits. When building a water conservancy project, a crushing device for water conservancy project construction is a common equipment. It is generally used to break large stones, concrete and other hard materials into small pieces for easier transportation and use in water conservancy projects.

[0003] For example, the patent publication number CN218554223U discloses a crushing device for water conservancy engineering construction, which includes a box body, a plurality of support rods are evenly arranged at the bottom of the box body, and the cross-sectional shapes of the plurality of support rods are all arranged in an inverted T shape, and a discharge pipe is arranged at the center line of the bottom of the box body, and one end of the discharge pipe penetrates the box body and extends to the inside of the box body. The utility model can effectively prevent the phenomenon that a large amount of dust generated by the device when crushing stones is directly discharged into the air by setting a processing mechanism, thereby preventing the dust generated during crushing from polluting the air.

[0004] In the actual use of the crushing device for water conservancy project construction proposed in the above patent document, the materials crushed by the crushing roller directly enter the bottom of the device box, but some incompletely crushed materials are mixed with qualified crushed materials, and the device cannot screen and filter them, so that the subsequent staff need to re-screen and process them, which increases the workload. Therefore, it is necessary to improve the shortcomings of the above crushing device. Utility Model Content

[0005] In order to overcome the above-mentioned defects of the prior art, the utility model provides a crushing device for water conservancy project construction, which has the advantages of automatic screening and dust removal, so as to solve the problems existing in the above-mentioned background technology.

[0006] The utility model provides the following technical solution: a crushing device for water conservancy project construction, comprising a processing box, a crushing mechanism is fixedly arranged on the upper surface of the processing box, and a dust removal component is arranged on the surface of the crushing mechanism; the crushing mechanism comprises a crushing box, and a plurality of crushing rollers are rotatably arranged on the inner wall of the crushing box. It should be noted that a driving box is fixedly arranged on the front of the processing box, and a driving motor is arranged inside the driving box, and the driving motor can drive two crushing rollers to rotate, so as to crush the materials put into the crushing box;

[0007] The left and right inner walls of the processing box are provided with limited through holes, the inner walls of the limited through holes are slidably connected to limited blocks, a vibration screening frame with a trapezoidal structure is fixedly connected between the two limit blocks, the opening of the vibration screening frame faces upward, and the inclined surfaces on both sides of the vibration screening frame are fixedly provided with screening nets, and the lower surface of the vibration screening frame is provided with a long strip of discharge hole, and a supporting inclined block is fixedly connected between the front and rear inner walls of the processing box, and a plurality of anti-blocking push rods are fixedly connected to the top of the supporting inclined block, and the position of the anti-blocking push rod corresponds to the discharge hole. In the process of the vibration screening frame moving up and down, the anti-blocking push rod is used to continuously clear the material near the discharge hole, thereby playing a role of anti-blocking, and at the same time it is convenient for the staff to crush the unqualified materials again;

[0008] A rectangular shell is fixedly connected to both sides of the processing box, an electric push rod is fixedly connected to the upper surface of the rectangular shell, a drive plate is fixedly connected to the telescopic end of the electric push rod, a guide rod is fixedly connected to the inner wall of the rectangular shell, the drive plate is slidably connected to the surface of the guide rod, and the drive plate is fixedly connected to the back of the limit block.

[0009] Furthermore, a feed port corresponding to the position of the crushing box is opened on the upper surface of the processing box.

[0010] Furthermore, the dust removal mechanism includes a U-shaped air duct embedded in the surface of the crushing box, and an air pump is fixedly connected to the back of the processing box, and the output end of the air pump extends to the inside of the U-shaped air duct.

[0011] Furthermore, two material guide baffles symmetrically positioned to each other are fixedly connected to the inner wall of the crushing box, and the air outlet of the U-shaped air duct corresponds to the material guide baffle. The material guide baffle can not only guide the material entering the crushing box, but also guide the gas ejected from the U-shaped air duct, so that the gas and dust enter the interior of the processing box.

[0012] Furthermore, the air pump output end is fixedly connected with an air inlet pipe, a dust box is embedded and installed on the back of the processing box, the bottom end of the air inlet pipe extends to the interior of the dust box, and a dustproof net is arranged inside the dust box.

[0013] Furthermore, a support spring is sleeved on the surface of the guide rod, the top end of the support spring is fixedly connected to the lower surface of the limit block, and the bottom end of the support spring is fixedly connected to the inner bottom wall of the rectangular shell.

[0014] Furthermore, two partitions are fixedly connected to the inner bottom wall of the processing box, and the positions of the partitions correspond to the discharge holes. Placement holes are opened on the left and right sides of the processing box, and a collection box is placed inside the placement hole. The collection box is located below the screening net.

[0015] Furthermore, a movable door panel is rotatably provided on the front of the processing box, and a discharge port is opened on the front of the processing box. The position of the discharge port corresponds to the partition, and the position of the movable door panel corresponds to the discharge port. The staff can open the movable door panel and then collect unqualified materials through the discharge port.

[0016] Technical effects and advantages of the utility model:

[0017] 1. The utility model is provided with a vibrating screening frame with a trapezoidal structure inside the pulverizing processing box. After the material is pulverized, the electric push rod can be used to drive the vibrating screening frame to move up and down, so that the pulverized material can be screened and filtered by the screening net on the surface of the vibrating screening frame. The material that meets the pulverizing requirements passes through the screening net and falls into the collection box, and the material with larger particles and unqualified particles slides to the discharge hole. In addition, during the up and down movement of the vibrating screening frame, the anti-blocking push rod can be used to continuously clear the material in the discharge hole, thereby playing an anti-blocking role.

[0018] 2. The utility model provides a dust removal component on the surface of the crushing box. During the crushing process of construction materials, an air pump can be used to ventilate the U-shaped air duct, and the U-shaped air duct can be used to ventilate the inside of the crushing box. At the same time, the air inlet pipe of the air pump is used to suck the dust inside the crushing box into the dust collecting box, thereby achieving the effect of dust removal inside the crushing box, which is beneficial to reduce the leakage of dust at the construction site. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a three-dimensional front view structural diagram of the utility model;

[0020] Figure 2 This is a schematic diagram of the three-dimensional rear view structure of the utility model;

[0021] Figure 3 This is a schematic diagram of the front cross-section structure of the processing box of the utility model;

[0022] Figure 4 This is a schematic diagram of the structure of the anti-blocking push rod supporting the inclined block box of the utility model;

[0023] Figure 5 This is a schematic diagram of the front cross-sectional structure of a rectangular shell of the utility model;

[0024] Figure 6 It is a schematic diagram of a partial front section structure of a crushing box of the utility model.

[0025] The accompanying drawings are marked as follows: 1. processing box; 2. limit block; 3. vibration screening frame; 4. screening net; 5. discharge hole; 6. supporting inclined block; 7. anti-blocking push rod; 8. rectangular shell; 9. electric push rod; 10. driving plate; 11. guide rod; 12. crushing box; 13. crushing roller; 14. feed port; 15. U-shaped air duct; 16. air pump; 17. material guide baffle; 18. air inlet duct; 19. dust collection box; 20. support spring; 21. partition; 22. collection box; 23. movable door panel. DETAILED DESCRIPTION

[0026] The technical solution of the present invention will be clearly and completely described below in conjunction with the drawings in the present invention. In addition, the forms of the various structures recorded in the following embodiments are merely illustrative. The crushing device for water conservancy project construction involved in the present invention is not limited to the various structures recorded in the following embodiments. All other implementations obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the present invention.

[0027] Reference Figure 1-6 The utility model provides a crushing device for water conservancy project construction, including a processing box 1, a crushing mechanism is fixedly arranged on the upper surface of the processing box 1, and a dust removal component is arranged on the surface of the crushing mechanism; the crushing mechanism includes a crushing box 12, and a plurality of crushing rollers 13 are rotatably arranged on the inner wall of the crushing box 12, and a feed port 14 corresponding to the position of the crushing box 12 is opened on the upper surface of the processing box 1.

[0028] It should be noted that a driving box is fixedly provided on the front of the processing box 1 , and a driving motor is provided inside the driving box. The driving motor can drive the two crushing rollers 13 to rotate, so as to crush the materials put into the crushing box 12 .

[0029] The dust removal mechanism includes a U-shaped air duct 15 embedded in the surface of the crushing box 12, an air pump 16 is fixedly connected to the back of the processing box 1, and the output end of the air pump 16 extends to the inside of the U-shaped air duct 15. The inner wall of the crushing box 12 is fixedly connected with two material guide baffles 17 symmetrically positioned to each other, and the air outlet of the U-shaped air duct 15 corresponds to the material guide baffle 17. The material guide baffle 17 can not only guide the material entering the crushing box 12, but also guide the gas ejected from the U-shaped air duct 15, so that the gas and dust enter the inside of the processing box 1.

[0030] The output end of the air pump 16 is fixedly connected with an air inlet pipe 18, and a dust collecting box 19 is embedded and installed on the back of the processing box 1. The bottom end of the air inlet pipe 18 extends to the inside of the dust collecting box 19, and a dustproof net is arranged inside the dust collecting box 19.

[0031] The left and right inner walls of the processing box 1 are both provided with limiting through holes, the inner walls of the limiting through holes are slidably connected to the limiting blocks 2, the surface of the guide rod 11 is sleeved with a supporting spring 20, the top end of the supporting spring 20 is fixedly connected to the lower surface of the limiting block 2, and the bottom end of the supporting spring 20 is fixedly connected to the inner bottom wall of the rectangular shell 8.

[0032] It is worth mentioning that by providing a dust removal component on the surface of the crushing box 12, during the crushing process of construction materials, the air pump 16 can be used to ventilate the U-shaped air duct 15, and the U-shaped air duct 15 can be used to ventilate the inside of the crushing box 12. At the same time, the air inlet pipe 18 of the air pump 16 is used to suck the dust generated inside the crushing box 12 into the dust collecting box 19, and the dust is filtered by the dust net inside the dust collecting box 19, thereby achieving the effect of dust removal inside the crushing box 12, which is beneficial to reduce the leakage of dust at the construction site.

[0033] A vibrating screening frame 3 with a trapezoidal structure is fixedly connected between the two limit blocks 2, the opening of the vibrating screening frame 3 faces upward, and screening nets 4 are fixedly arranged on the inclined surfaces on both sides of the vibrating screening frame 3, and a long strip-shaped discharge hole 5 is opened on the lower surface of the vibrating screening frame 3. A supporting inclined block 6 is fixedly connected between the front and rear inner walls of the processing box 1, and a plurality of anti-blocking push rods 7 are fixedly connected to the top of the supporting inclined block 6, and the position of the anti-blocking push rods 7 corresponds to the discharge hole 5;

[0034] A rectangular shell 8 is fixedly connected to both sides of the processing box 1, an electric push rod 9 is fixedly connected to the upper surface of the rectangular shell 8, a drive plate 10 is fixedly connected to the telescopic end of the electric push rod 9, a guide rod 11 is fixedly connected to the inner wall of the rectangular shell 8, the drive plate 10 is slidably connected to the surface of the guide rod 11, and the drive plate 10 is fixedly connected to the back of the limit block 2.

[0035] Two partitions 21 are fixedly connected to the inner bottom wall of the processing box 1, and the position of the partition 21 corresponds to the discharge hole 5. Placement holes are provided on the left and right sides of the processing box 1, and a collection box 22 is placed inside the placement holes. The collection box 22 is located below the screening net 4. A movable door panel 23 is rotatably provided on the front of the processing box 1, and a discharge port is provided on the front of the processing box 1. The position of the discharge port corresponds to the partition 21, and the position of the movable door panel 23 corresponds to the discharge port.

[0036] It is worth mentioning that a vibrating screening frame 3 with a trapezoidal structure is provided inside the material crushing processing box 1. After the material is crushed, the material enters the vibrating screening frame 3 through the feed port 14, and then the electric push rod 9 is used to drive the vibrating screening frame 3 to move up and down, so that the screening net 4 on the surface of the vibrating screening frame 3 is used to screen and filter the material. The material that meets the crushing requirements directly passes through the screening net 4 and falls into the collecting box 22, and the unqualified material with larger particles slides to the discharge hole 5 at the bottom of the vibrating screening frame 3. In addition, the anti-blocking push rod 7 can be used to continuously clear the material near the discharge hole 5 during the up and down movement of the vibrating screening frame 3, thereby playing an anti-blocking role and facilitating the staff to crush the unqualified material again.

[0037] Finally, it should be noted that the drawings of the embodiments disclosed in the present utility model only involve structures related to the embodiments disclosed in the present utility model. The above description is only a preferred embodiment of the present utility model and is not used to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A crushing device for water conservancy project construction, comprising a processing box (1), characterized in that: A pulverizing mechanism is fixedly arranged on the upper surface of the processing box (1), and a dust removal component is arranged on the surface of the pulverizing mechanism; The left and right inner walls of the processing box (1) are provided with limit holes, the inner walls of the limit holes are slidably connected to limit blocks (2), a vibration screening frame (3) with a trapezoidal structure is fixedly connected between the two limit blocks (2), the opening of the vibration screening frame (3) faces upward, and the inclined surfaces on both sides of the vibration screening frame (3) are fixedly provided with screening nets (4), the lower surface of the vibration screening frame (3) is provided with a long strip-shaped discharge hole (5), a support inclined block (6) is fixedly connected between the front and rear inner walls of the processing box (1), and a plurality of anti-blocking push rods (7) are fixedly connected to the top of the support inclined block (6), and the position of the anti-blocking push rods (7) corresponds to the discharge hole (5); A rectangular shell (8) is fixedly connected to both sides of the processing box (1); an electric push rod (9) is fixedly connected to the upper surface of the rectangular shell (8); a telescopic end of the electric push rod (9) is fixedly connected to a drive plate (10); a guide rod (11) is fixedly connected to the inner wall of the rectangular shell (8); the drive plate (10) is slidably connected to the surface of the guide rod (11), and the drive plate (10) is fixedly connected to the back side of the limit block (2).

2. A crushing device for water conservancy project construction according to claim 1, characterized in that: The pulverizing mechanism comprises a pulverizing box (12), the inner wall of which is rotatably provided with a plurality of pulverizing rollers (13), and the upper surface of the processing box (1) is provided with a feed opening (14) corresponding to the position of the pulverizing box (12).

3. A crushing device for water conservancy project construction according to claim 2, characterized in that: The dust removal component comprises a U-shaped air duct (15) embedded in the surface of the crushing box (12); an air pump (16) is fixedly connected to the back of the processing box (1); and an output end of the air pump (16) extends to the interior of the U-shaped air duct (15).

4. A crushing device for water conservancy project construction according to claim 3, characterized in that: Two material guide baffles (17) symmetrically positioned to one another are fixedly connected to the inner wall of the crushing box (12); the air outlet of the U-shaped air guide duct (15) corresponds to the material guide baffles (17).

5. A crushing device for water conservancy project construction according to claim 4, characterized in that: The output end of the air pump (16) is fixedly connected to an air inlet pipe (18), a dust collecting box (19) is embedded and installed on the back of the processing box (1), the bottom end of the air inlet pipe (18) extends to the interior of the dust collecting box (19), and a dustproof net is arranged inside the dust collecting box (19).

6. A crushing device for water conservancy project construction according to claim 1, characterized in that: A support spring (20) is sleeved on the surface of the guide rod (11), the top end of the support spring (20) is fixedly connected to the lower surface of the limit block (2), and the bottom end of the support spring (20) is fixedly connected to the inner bottom wall of the rectangular shell (8).

7. A crushing device for water conservancy project construction according to claim 1, characterized in that: Two partitions (21) are fixedly connected to the inner bottom wall of the processing box (1), and the positions of the partitions (21) correspond to the discharge holes (5). The left and right sides of the processing box (1) are provided with placement holes, and a collection box (22) is placed inside the placement holes. The collection box (22) is located below the screening net (4).

8. A crushing device for water conservancy project construction according to claim 7, characterized in that: The front of the processing box (1) is rotatably provided with a movable door plate (23), and the front of the processing box (1) is provided with a discharge port, the position of the discharge port corresponds to the partition plate (21), and the position of the movable door plate (23) corresponds to the discharge port.

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