Stone crusher for water conservancy construction

Abstract

The utility model discloses a stone crusher for water conservancy construction, and relates to the technical field of stone crushers, the stone crusher comprises a box body, two sliding blocks which are symmetrically distributed are slidably mounted on two sides of the box body, two crushing rollers which are symmetrically distributed are rotatably mounted in the box body, and two ends of each crushing roller are rotatably connected with the corresponding sliding blocks; an adjusting assembly is installed on the box body and comprises two bidirectional lead screws which are symmetrically distributed, the two bidirectional lead screws are rotatably installed on the two sides of the box body respectively, worm wheels are fixedly installed at one ends of the two bidirectional lead screws, a double-end worm is rotatably installed on one side of the box body, and a forward and reverse motor is fixedly installed on one side of the box body. According to the stone crushing device, the screen is fixedly installed in the box body, the vibration assembly is installed in the box body, and by arranging the adjusting assembly, the purpose that the relative position between the two crushing rollers can be adjusted through the adjusting assembly according to actual needs is achieved, so that the crushing size of stone is adjusted, and the application range of the stone crushing device is wider.

Description

Technical Field

[0001] The utility model relates to the technical field of stone crushers, in particular to a stone crusher for water conservancy construction. Background Art

[0002] The utility model with the existing application number 202121938931.8 discloses a stone crusher for water conservancy construction, including a box body, a stone crushing chamber is provided on the top of the box body, a first stone crushing roller, a second stone crushing roller and a card plate are provided on the inner side of the stone crushing chamber, and a first screening plate and a second screening plate are provided on the inner side of the box body. Through the provision of the card plate, the crushing specifications of the equipment are more uniform and the crushing rate is improved.

[0003] Although a stone crusher for water conservancy construction in this case makes the crushing specifications of the equipment more uniform and improves the crushing rate, the device cannot adjust the relative position between the two crushing rollers according to actual needs, thereby adjusting the crushing size of the stone, resulting in certain limitations of the equipment. In view of the above problems, the inventor proposes a stone crusher for water conservancy construction to solve the above problems. Utility Model Content

[0004] In order to solve the problem that a stone crusher for water conservancy construction in an existing case cannot adjust the relative position between two crushing rollers according to actual needs, thereby adjusting the crushing size of the stone, resulting in certain limitations of the equipment; the purpose of the utility model is to provide a stone crusher for water conservancy construction.

[0005] In order to solve the above technical problems, the utility model adopts the following technical scheme: a stone crusher for water conservancy construction, comprising a box body, two symmetrically distributed sliders are slidably installed on both sides of the box body, two symmetrically distributed crushing rollers are rotatably installed in the box body, and the two ends of the crushing rollers are rotatably connected to the corresponding sliders, an adjusting component is installed on the box body, the adjusting component comprises two symmetrically distributed bidirectional screw rods, the two bidirectional screw rods are rotatably installed on both sides of the box body, and the bidirectional screw rods are threadedly inserted in the corresponding sliders, one end of the two bidirectional screw rods are fixedly installed with a worm gear, a double-headed worm is rotatably installed on one side of the box body, and the double-headed worm is meshed with the worm gear, a forward and reverse motor is fixedly installed on one side of the box body, and the output end of the forward and reverse motor is fixedly connected to one end of the double-headed worm, a screen is fixedly installed in the box body, and a vibration component is installed in the box body.

[0006] Preferably, the vibration assembly includes a sliding plate, which is slidably installed in a box body, and the upper surface of the sliding plate is in contact with the lower surface of the screen. A crankshaft is rotatably installed in the box body, a connecting shaft is hingedly installed on the crankshaft, and the top end of the connecting shaft is hingedly connected to the lower surface of the sliding plate, a second motor is fixedly installed on one side of the box body, and the output end of the second motor is fixedly connected to one end of the crankshaft.

[0007] Preferably, a driving assembly is installed on one side of the box body, and the driving assembly includes a driving shaft, the driving shaft is rotatably installed on one side of the box body, and the driving shaft is inserted into two corresponding sliders, a first motor is fixedly installed on one side of the box body, and the output end of the first motor is fixedly connected to one end of the driving shaft, two first bevel gears with mirror distribution are slidably provided on the driving shaft, and the first bevel gear is rotatably installed in the corresponding slider, and a second bevel gear is fixedly installed on one end of the two crushing rollers, and the second bevel gear is meshed with the corresponding first bevel gear.

[0008] Preferably, a discharge port is opened on one side of the box body, a collection box is placed directly below the box body, two baffles with mirror distribution are slidably installed in the box body, connecting rods are fixedly installed at both ends of the two baffles, and the bottom end of the connecting rod is fixedly connected to the top end of the corresponding slider.

[0009] Compared with the prior art, the beneficial effects of the present invention are:

[0010] 1. In the utility model, by setting the adjustment component, the purpose of adjusting the relative position between the two crushing rollers according to actual needs is achieved, thereby adjusting the crushing size of the stone, making the device more applicable;

[0011] 2. In the utility model, by setting a vibration component, the vibration component can be used to continuously beat the screen during the crushing process, which can reduce the probability of crushed stones blocking the screening holes and improve the screening efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] 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 or the description of the prior art 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.

[0013] Figure 1 This is a schematic diagram of the overall front structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the overall back structure of the utility model;

[0015] Figure 3 This is a schematic diagram of the internal structure of the box of the utility model;

[0016] Figure 4 This is a schematic diagram of the structure of the drive assembly of the utility model.

[0017] In the figure: 1. box body; 11. discharge port; 12. collection box; 2. baffle; 21. connecting rod; 3. slider; 4. adjustment assembly; 41. forward and reverse motor; 42. bidirectional screw; 43. double-headed worm; 44. worm gear; 5. drive assembly; 51. first motor; 52. drive shaft; 53. first bevel gear; 54. second bevel gear; 6. crushing roller; 7. screen; 8. vibration assembly; 81. second motor; 82. crankshaft; 83. connecting shaft; 84. sliding plate. DETAILED DESCRIPTION

[0018] 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. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. 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.

[0019] Example: Figure 1-4 As shown, the utility model provides a stone crusher for water conservancy construction, including a box body 1, two sliding blocks 3 symmetrically distributed are slidably installed on both sides of the box body 1, two symmetrically distributed crushing rollers 6 are rotatably installed in the box body 1, and the two ends of the crushing rollers 6 are rotatably connected with the corresponding sliding blocks 3, an adjustment component 4 is installed on the box body 1, and the adjustment component 4 includes two symmetrically distributed bidirectional screw rods 42, the two bidirectional screw rods 42 are rotatably installed on both sides of the box body 1, and the bidirectional screw rods 42 are threadedly inserted in the corresponding sliding blocks 3, one end of the two bidirectional screw rods 42 are fixedly installed with a worm gear 44, a double-headed worm 43 is rotatably installed on one side of the box body 1, and the double-headed worm 43 is meshed with the worm gear 44, and the box body 1 is fixedly installed with a forward and reverse motor 41 on one side, and the output end of the forward and reverse motor 41 is fixedly connected to one end of the double-headed worm 43, a screen 7 is fixedly installed in the box body 1, and a vibration component 8 is installed in the box body 1. First, according to needs, the forward and reverse motor 41 is used to drive the double-headed worm 43 to rotate, the double-headed worm 43 drives the worm wheel 44 to rotate, the worm wheel 44 drives the bidirectional screw 42 to rotate, the bidirectional screw 42 drives the corresponding two sliders 3 to slide toward or away from each other, the slider 3 drives the two crushing rollers 6 to slide and adjust the spacing, so as to adjust the crushing size of the stone. During the crushing process, the vibration component 8 can be used to continuously beat the screen 7, which can reduce the probability of crushed stones blocking the screening holes and improve the screening efficiency.

[0020] The vibration assembly 8 includes a sliding plate 84 , which is slidably installed in the box body 1 , and the upper surface of the sliding plate 84 is in contact with the lower surface of the screen 7 .

[0021] By adopting the above technical solution, the sliding plate 84 continuously hits the screen 7 to generate vibration.

[0022] A crankshaft 82 is rotatably installed in the box body 1 , a connecting shaft 83 is hingedly installed on the crankshaft 82 , and the top end of the connecting shaft 83 is hingedly connected to the lower surface of the sliding plate 84 .

[0023] By adopting the above technical solution, the crankshaft 82 drives the sliding plate 84 to slide back and forth up and down at high speed in the box body 1 through the connecting shaft 83.

[0024] A second motor 81 is fixedly mounted on one side of the housing 1 , and an output end of the second motor 81 is fixedly connected to one end of a crankshaft 82 .

[0025] By adopting the above technical solution, the second motor 81 is used to drive the crankshaft 82 to rotate at high speed.

[0026] A driving assembly 5 is installed on one side of the box body 1, and the driving assembly 5 includes a driving shaft 52. The driving shaft 52 is rotatably installed on one side of the box body 1, and the driving shaft 52 is inserted through the corresponding two sliders 3. A first motor 51 is fixedly installed on one side of the box body 1, and the output end of the first motor 51 is fixedly connected to one end of the driving shaft 52.

[0027] By adopting the above technical solution, the first motor 51 is used to drive the driving shaft 52 to rotate.

[0028] Two first bevel gears 53 in mirror-image distribution are slidably mounted on the driving shaft 52 , and the first bevel gears 53 are rotatably mounted in the corresponding slider 3 . A second bevel gear 54 is fixedly mounted on one end of each of the two crushing rollers 6 , and the second bevel gear 54 is meshed with the corresponding first bevel gear 53 .

[0029] By adopting the above technical solution, the driving shaft 52 drives the two first bevel gears 53 to rotate synchronously, the two first bevel gears 53 drive the two second bevel gears 54 to rotate synchronously in the opposite direction, and the two second bevel gears 54 drive the two crushing rollers 6 to rotate synchronously in the opposite direction to crush the stone.

[0030] A discharge port 11 is provided on one side of the box body 1 , and a collection box 12 is placed directly below the box body 1 .

[0031] By adopting the above technical solution, the screen 7 will screen the crushed stones, and the screened stones will fall into the collection box 12, and the stones separated by the screen 7 will be discharged through the discharge port 11.

[0032] Two baffles 2 are slidably mounted in the box body 1 and are distributed in a mirror image. Connecting rods 21 are fixedly mounted at both ends of the two baffles 2 , and the bottom ends of the connecting rods 21 are fixedly connected to the top ends of the corresponding sliding blocks 3 .

[0033] By adopting the above technical solution, the slider 3 drives the baffle 2 to move synchronously through the connecting rod 21.

[0034] Working principle: When the utility model is in use, firstly, according to the needs, the forward and reverse motor 41 is used to drive the double-headed worm 43 to rotate, the double-headed worm 43 drives the worm wheel 44 to rotate, the worm wheel 44 drives the bidirectional screw 42 to rotate, the bidirectional screw 42 drives the corresponding two sliders 3 to slide toward or away from each other, the slider 3 drives the two crushing rollers 6 to slide and adjust the spacing, so as to adjust the crushing size of the stone, the first motor 51 is used to drive the driving shaft 52 to rotate, the driving shaft 52 drives the two first bevel gears 53 to rotate synchronously, and the two first bevel gears 53 drive the two second bevel gears 54 to rotate synchronously in the opposite direction. The two second bevel gears 54 drive the two crushing rollers 6 to rotate synchronously in the opposite direction to crush the stones. The screen 7 will screen the crushed stones, and the screened stones will fall into the collecting box 12. The stones separated by the screen 7 will be discharged through the discharge port 11. During the crushing process, the second motor 81 can be used to drive the crankshaft 82 to rotate at a high speed. The crankshaft 82 drives the sliding plate 84 to slide back and forth up and down at a high speed in the box body 1 through the connecting shaft 83. The sliding plate 84 continuously beats the screen 7 to generate vibration, which can reduce the probability of crushed stones blocking the screening holes and improve the screening efficiency.

[0035] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A stone crusher for water conservancy construction, comprising a housing (1), characterized in that: Two symmetrically distributed sliders (3) are slidably mounted on both sides of the box (1), two symmetrically distributed crushing rollers (6) are rotatably mounted in the box (1), and both ends of the crushing rollers (6) are rotatably connected to the corresponding sliders (3), an adjustment component (4) is mounted on the box (1), and the adjustment component (4) comprises two symmetrically distributed bidirectional screw rods (42), the two bidirectional screw rods (42) are rotatably mounted on both sides of the box (1), and the bidirectional screw rods (42) are threadedly inserted in the corresponding In the slider (3), one end of each of the two bidirectional lead screws (42) is fixedly mounted with a worm wheel (44), one side of the housing (1) is rotatably mounted with a double-headed worm (43), and the double-headed worm (43) is meshed with the worm wheel (44), one side of the housing (1) is fixedly mounted with a forward and reverse motor (41), and the output end of the forward and reverse motor (41) is fixedly connected to one end of the double-headed worm (43), a screen (7) is fixedly mounted in the housing (1), and a vibration assembly (8) is mounted in the housing (1).

2. A stone crusher for water conservancy construction as claimed in claim 1, characterized in that: The vibration assembly (8) comprises a sliding plate (84), the sliding plate (84) being slidably mounted in the box body (1), and the upper surface of the sliding plate (84) being in contact with the lower surface of the screen (7).

3. A stone crusher for water conservancy construction as claimed in claim 1, characterized in that: A crankshaft (82) is rotatably mounted in the box body (1), a connecting shaft (83) is hingedly mounted on the crankshaft (82), and the top end of the connecting shaft (83) is hingedly connected to the lower surface of the sliding plate (84).

4. A stone crusher for water conservancy construction as claimed in claim 1, characterized in that: A second motor (81) is fixedly mounted on one side of the box body (1), and an output end of the second motor (81) is fixedly connected to one end of a crankshaft (82).

5. A stone crusher for water conservancy construction as claimed in claim 1, characterized in that: A drive assembly (5) is mounted on one side of the housing (1), the drive assembly (5) comprising a drive shaft (52), the drive shaft (52) being rotatably mounted on one side of the housing (1), and the drive shaft (52) being inserted through two corresponding sliders (3), a first motor (51) being fixedly mounted on one side of the housing (1), and an output end of the first motor (51) being fixedly connected to one end of the drive shaft (52).

6. A stone crusher for water conservancy construction as claimed in claim 5, characterized in that: The driving shaft (52) is provided with two first bevel gears (53) which are arranged in a mirror-image arrangement and are rotatably mounted in the corresponding sliding block (3). A second bevel gear (54) is fixedly mounted on one end of each of the two crushing rollers (6), and the second bevel gear (54) is meshed with the corresponding first bevel gear (53).

7. A stone crusher for water conservancy construction as claimed in claim 1, characterized in that: A discharge port (11) is provided on one side of the box body (1), and a collection box (12) is placed directly below the box body (1).

8. A stone crusher for water conservancy construction as claimed in claim 1, characterized in that: Two baffles (2) distributed in a mirror image are slidably mounted in the box body (1), connecting rods (21) are fixedly mounted at both ends of the two baffles (2), and the bottom ends of the connecting rods (21) are fixedly connected to the top ends of the corresponding sliding blocks (3).

Images