Crushing device for hydraulic engineering construction

Abstract

The utility model provides a crushing device for hydraulic engineering construction, and relates to the field of crushing devices.The crushing device for hydraulic engineering construction comprises a crushing box, the inner side of the crushing box is fixedly connected with a separation frame of an inverted-V-shaped structure and rotationally connected with a left first crushing roller and a right first crushing roller, and the separation frame is located under the middle position of the two first crushing rollers; the left side and the right side of an inner cavity of the crushing roller are each rotationally connected with a pair of second crushing rollers, the two pairs of second crushing rollers are arranged corresponding to the two ends of the bottom of the separation frame correspondingly, and a driving device is further installed on the outer wall of the crushing box and can drive the two first crushing rollers and the two pairs of second crushing rollers to rotate at the same time so as to achieve first-stage crushing and second-stage crushing. According to the material crushing device, materials are subjected to primary crushing through the two rotating first crushing rollers, the materials subjected to primary crushing are divided into two parts through the separation frame, the two parts of materials are moved to the two pairs of second crushing rollers respectively, the materials are subjected to secondary crushing through the second crushing rollers, and the crushing effect of the materials is enhanced.

Description

Technical Field

[0001] The utility model relates to the field of crushing devices, in particular to a crushing device for water conservancy project construction. Background Technique

[0002] A water conservancy project is an engineering system used to control and allocate surface water and groundwater in nature to achieve comprehensive goals such as flood control and drought resistance, irrigation and drainage, power generation and water supply, shipping and environmental protection. Its core function is to optimize the temporal and spatial distribution of water resources through scientific design and construction to meet the needs of human production and life.

[0003] The utility model with the publication number of CN222174379U discloses a crushing device for water conservancy project construction, including 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; limiting through holes are respectively formed in the left and right inner walls of the processing box, limiting blocks are slidably connected to the inner walls of the limiting through holes, and a vibration screening frame with a trapezoidal structure is fixedly connected between the two limiting blocks. Through the vibration screening frame with a trapezoidal structure arranged in the prior art, after the materials are crushed, the electric push rod can be used to drive the vibration screening frame to move up and down, so that the screening net on the surface of the vibration screening frame is used to screen and filter the crushed materials. The materials meeting the crushing requirements pass through the screening net and fall into the collection box, and the materials with larger particles and unqualified ones slide to the discharge hole. During the up and down movement of the vibration screening frame, the anti-blocking push rod can be used to continuously dredge the materials in the discharge hole to play an anti-blocking role.

[0004] When the crushing device with the above structure is in use, only the driving motor drives the two crushing rollers to rotate to crush the materials put into the crushing box. This method only performs one-time crushing, and the crushing effect is not good, and it is generally only suitable for coarse crushing of large materials.

[0005] Therefore, it is necessary to provide a new crushing device for water conservancy project construction to solve the above technical problems. Content of the Utility Model

[0006] To solve the above technical problems, the utility model provides a crushing device for water conservancy project construction.

[0007] The crushing device for water conservancy project construction provided by the utility model includes a crushing box. An inverted V-shaped partition frame is fixedly connected inside the crushing box, and two first crushing rollers, namely a left one and a right one, are rotatably connected. The partition frame is directly below the middle position between the two first crushing rollers. A pair of second crushing rollers are rotatably connected to the left and right sides of the inner cavity of the crushing roller. The two pairs of second crushing rollers are respectively arranged corresponding to the two ends of the bottom of the partition frame. A driving device is further installed on the outer wall of the crushing box, and the driving device can simultaneously drive the two first crushing rollers and the two pairs of second crushing rollers to rotate to achieve primary crushing and secondary crushing.

[0008] Preferably, the driving device includes two first support rods, four second support rods, two transmission members and a driving member. The two first support rods are respectively fixed on the two first crushing rollers. First gears are fixed on both of the two first support rods, and the two first gears are meshed with each other. The four second support rods are respectively fixedly connected to the four second crushing rollers. Second gears are fixed on the two second support rods on the same side of the crushing box, and the two second gears on the same side of the crushing box are meshed with each other. One ends of the two transmission members are respectively connected to the left first crushing roller and the right first crushing roller. The other end of the transmission member connected to the left first crushing roller is connected to the left second crushing roller among the two second crushing rollers on the left side of the crushing box. The other end of the transmission member connected to the right first crushing roller is connected to the right second crushing roller among the two second crushing rollers on the right side of the crushing box. The driving member is connected to one of the first support rods.

[0009] Preferably, the transmission member includes a first sprocket, a second sprocket and a chain. The first sprocket and the second sprocket are respectively fixed on the first support rod and the second support rod, and the first sprocket and the second sprocket are movably connected by the chain.

[0010] Preferably, the driving member includes a bracket and a driving motor. The bracket is fixed on the outer wall of the crushing box, the driving motor is fixed on the bracket, and the output end of the driving motor is fixedly connected to one of the first support rods.

[0011] Preferably, a filter rack is further fixed on the inner wall of the crushing box. The filter rack includes two inclined plates and a connecting frame fixedly connected to the bottom ends of the two inclined plates. Screening holes are formed in both of the two inclined plates. Extension plates are fixed on both sides of the filter rack, and the ends of the two extension plates extend out of the outside of the crushing box through through holes formed in the side walls of the crushing box. Vibration devices are installed at both sides of the crushing box at the positions of the two extension plates.

[0012] Preferably, the vibration device includes a side plate, a plug rod, a spring and a vibration motor. The side plate is fixed on the outer wall of the crushing box, the plug rod is fixed on the side plate, the plug rod is movably inserted into a through hole formed in the extension plate, the spring is movably sleeved on the plug rod, and two ends of the spring are respectively fixed on the extension plate and the vertical plate. The vibration motor is fixed on the extension plate.

[0013] Compared with the related art, the crushing device for water conservancy project construction provided by the utility model has the following beneficial effects:

[0014] 1. The material is first-stage crushed by two rotating first crushing rollers. After the first-stage crushing, the material is separated into two parts by a partition frame. The two parts of the material are respectively moved to two pairs of second crushing rollers, and the second-stage crushing of the material is achieved through the second crushing rollers, which enhances the crushing effect of the material. Moreover, by setting the partition frame, the amount of material moving into the pair of second crushing rollers is halved, improving the crushing effect.

[0015] 2. Through the vibration motor, the extension plate is driven to vibrate under the action of the spring, thereby driving the filter rack to vibrate. With the filter rack provided, the crushed material moves along the inclined plate. The material with small particles falls through the screening holes, and the material with large particles moves to the bottom end of the inclined plate and falls from the connecting frame, facilitating the screening work of the crushed material. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is a schematic structural diagram of the crushing device for water conservancy project construction provided by the present utility model;

[0017] Figure 2 is Figure 1 a front view structural schematic diagram of the structure shown;

[0018] Figure 3 is Figure 1 a sectional structural schematic diagram of the structure shown.

[0019] Reference numerals in the figures: 1, crushing box; 2, partition frame; 3, first crushing roller; 4, second crushing roller; 5, first support rod; 6, second support rod; 7, first gear; 8, second gear; 9, first sprocket; 10, second sprocket; 11, chain; 12, bracket; 13, drive motor; 14, filter rack; 15, extension plate; 16, side plate; 17, insertion rod; 18, spring; 19, vibration motor; 20, guide plate. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0020] The present utility model will be further described below in conjunction with the drawings and embodiments.

[0021] Please refer to Figures 1 - 3 , wherein, Figure 1 is a schematic structural diagram of the crushing device for water conservancy project construction provided by the present utility model; Figure 2 is Figure 1 a front view structural schematic diagram of the structure shown; Figure 3 is Figure 1 a sectional structural schematic diagram of the structure shown.

[0022] In the specific implementation process, as Figures 1 - 3As shown in the figure, it includes a crushing box 1. Inside the crushing box 1, there is a partition frame 2 fixedly connected in an inverted V-shaped structure and two first crushing rollers 3 rotatably connected on the left and right. The partition frame 2 is directly below the middle position between the two first crushing rollers 3. On the left and right sides of the inner cavity of the crushing roller, a pair of second crushing rollers 4 are rotatably connected. The two pairs of second crushing rollers 4 are respectively arranged corresponding to the two ends of the bottom of the partition frame 2. A driving device is also installed on the outer wall of the crushing box 1. The driving device can drive the two first crushing rollers 3 and the two pairs of second crushing rollers 4 to rotate simultaneously to achieve primary crushing and secondary crushing. The material is primarily crushed by the two rotating first crushing rollers. The material after primary crushing is divided into two parts by the partition frame 2. The two parts of the material respectively move to the two pairs of second crushing rollers 4, and the secondary crushing of the material is achieved through the second crushing rollers 4, strengthening the crushing effect of the material. And through the arranged partition frame 2, the amount of material moving to the paired second crushing rollers 4 is halved, improving the crushing effect;

[0023] The driving device includes two first support rods 5, four second support rods 6, two transmission parts and a driving part. The two first support rods 5 are respectively fixed on the two first crushing rollers 3. First gears 7 are fixed on the two first support rods 5, and the two first gears 7 are meshed with each other. The four second support rods 6 are respectively fixedly connected with the four second crushing rollers 4. Second gears 8 are fixed on the two second support rods 6 on the same side of the crushing box 1, and the two second gears 8 on the same side of the crushing box 1 are meshed with each other. One end of each of the two transmission parts is respectively connected to the left first crushing roller 3 and the right first crushing roller 3. The other end of the transmission part connected to the left first crushing roller 3 is connected to the left second crushing roller 4 among the two second crushing rollers 4 on the left side of the crushing box 1. The other end of the transmission part connected to the right first crushing roller 3 is connected to the right second crushing roller 4 among the two second crushing rollers 4 on the right side of the crushing box 1. The driving part is connected to one of the first support rods 5;

[0024] The transmission member includes a first sprocket 9, a second sprocket 10 and a chain 11. The first sprocket 9 and the second sprocket 10 are respectively fixed on the first support rod 5 and the second support rod 6. The first sprocket 9 and the second sprocket 10 are movably connected by the chain 11. The driving member includes a bracket 12 and a driving motor 13. The model of the driving motor 13 is Y225M-6. The bracket 12 is fixed on the outer wall of the crushing box 1. The driving motor 13 is fixed on the bracket 12. The output end of the driving motor 13 is fixedly connected to one of the first support rods 5. By driving the driving motor 13, the first support rod 5 rotates. Since the two first gears 7 are engaged with each other, the other first support rod 5 rotates, and then drives the two first crushing rollers 3 to rotate. Through the first sprocket 9, the second sprocket 10 and the chain 11, the rotating first support rod 5 drives the second support rod 6 to rotate. Through the two meshing second gears 8, the paired two second crushing rollers 4 rotate, which is convenient for the secondary crushing of materials. On the opposite inner walls of the crushing box 1, guide plates 20 are fixedly installed;

[0025] On the inner wall of the crushing box 1, a filter rack 14 is also fixedly installed. The filter rack 14 includes two inclined plates and a connecting frame fixedly connected to the bottom ends of the two inclined plates. Here, the connecting frame can be understood as a frame structure, which is mainly used to connect the two inclined plates. The inner side of the connecting frame is for the falling of materials. Screening holes are opened on both inclined plates. On both sides of the filter rack 14, extension plates 15 are fixedly installed. The ends of the two extension plates 15 extend out of the outside of the crushing box 1 through the through holes opened on the side walls of the crushing box 1. On both sides of the crushing box 1 at the positions of the two extension plates 15, vibration devices are installed. Through the installed filter rack 14, the crushed materials move along the inclined plates. The materials with small particles fall from the screening holes, and the materials with large particles move to the bottom ends of the inclined plates and fall from the connecting frame. During use, a collection box can be placed below the connecting frame and the two inclined plates for the collection of the processed materials;

[0026] The vibration device includes a side plate 16, a plug rod 17, a spring 18 and a vibration motor 19. The side plate 16 is fixed on the outer wall of the crushing box 1. The plug rod 17 is fixed on the side plate 16. The plug rod 17 is movably inserted into the through hole opened on the extension plate 15. The spring 18 is movably sleeved on the plug rod 17. Both ends of the spring 18 are respectively fixed on the extension plate 15 and the vertical plate. The vibration motor 19 is fixed on the extension plate 15. The model of the vibration motor 19 is YZS-60-4. Through the vibration motor 19, the extension plate 15 is driven to vibrate under the action of the spring 18, thereby driving the filter rack 14 to vibrate and improving the filtering effect.

[0027] The circuits and controls involved in the present utility model are all prior arts and will not be elaborated herein.

[0028] The above are only the embodiments of the present utility model, and thus do not limit the patent scope of the present utility model. Any equivalent structure or equivalent process transformation made by using the content of the specification and drawings of the present utility model, or directly or indirectly applied in other related technical fields, shall similarly be included within the patent protection scope of the present utility model.

Claims

1. A crushing device for water conservancy project construction, characterized in that, It includes a crushing box (1), inside which there is a partition frame (2) fixed in an inverted V-shaped structure and two first crushing rollers (3) rotatably connected on the left and right. The partition frame (2) is directly below the middle position between the two first crushing rollers (3). On both the left and right sides inside the cavity of the crushing roller, there is a pair of second crushing rollers (4) rotatably connected. The two pairs of second crushing rollers (4) are respectively arranged corresponding to the two ends of the bottom of the partition frame (2). On the outer wall of the crushing box (1), there is also a driving device which can drive the two first crushing rollers (3) and the two pairs of second crushing rollers (4) to rotate simultaneously to achieve primary crushing and secondary crushing.

2. The crushing device for water conservancy project construction according to claim 1, characterized in that, The driving device includes two first support rods (5), four second support rods (6), two transmission parts and a driving part. The two first support rods (5) are respectively fixed on the two first crushing rollers (3). On both of the two first support rods (5), there is a first gear (7) fixed. The two first gears (7) are meshed with each other. The four second support rods (6) are respectively fixedly connected with the four second crushing rollers (4). On the two second support rods (6) on the same side of the crushing box (1), there is a second gear (8) fixed, and the two second gears (8) on the same side of the crushing box (1) are meshed with each other. One end of each of the two transmission parts is respectively connected to the first crushing roller (3) on the left and the first crushing roller (3) on the right. The other end of the transmission part connected to the first crushing roller (3) on the left is connected to the second crushing roller (4) on the left among the two second crushing rollers (4) on the left side of the crushing box (1). The other end of the transmission part connected to the first crushing roller (3) on the right is connected to the second crushing roller (4) on the right end among the two second crushing rollers (4) on the right side of the crushing box (1). The driving part is connected to one of the first support rods (5).

3. The crushing device for water conservancy project construction according to claim 2, characterized in that, The transmission part includes a first sprocket (9), a second sprocket (10) and a chain (11). The first sprocket (9) and the second sprocket (10) are respectively fixed on the first support rod (5) and the second support rod (6). The first sprocket (9) and the second sprocket (10) are movably connected by the chain (11).

4. The crushing device for water conservancy project construction according to claim 3, characterized in that, The driving part includes a bracket (12) and a driving motor (13). The bracket (12) is fixed on the outer wall of the crushing box (1). The driving motor (13) is fixed on the bracket (12). The output end of the driving motor (13) is fixedly connected to one of the first support rods (5).

5. The crushing device for water conservancy project construction according to claim 4, wherein, On the inner wall of the crushing box (1), there is also a filter frame (14) fixed. The filter frame (14) includes two inclined plates and a connecting frame fixedly connected to the bottom ends of the two inclined plates. Screening holes are opened on both of the two inclined plates. On both sides of the filter frame (14), there are extension plates (15) fixed. The ends of the two extension plates (15) extend out of the outside of the crushing box (1) through through holes opened on the side wall of the crushing box (1). On both sides of the crushing box (1) at the positions of the two extension plates (15), there are vibration devices installed.

6. The crushing device for water conservancy project construction according to claim 5, characterized in that, The vibration device includes side plates (16), insertion rods (17), springs (18) and vibration motors (19). The side plates (16) are fixed on the outer wall of the crushing box (1). The insertion rods (17) are fixed on the side plates (16). The insertion rods (17) are movably inserted into through holes formed in the extension plates (15). The springs (18) are movably sleeved on the insertion rods (17). Two ends of the springs (18) are respectively fixed on the extension plates (15) and the vertical plates. The vibration motors (19) are fixed on the extension plates (15).

Images