Gravel crushing device with protective structure

Abstract

The utility model relates to the field of mechanical design, and discloses a gravel crushing device with a protective structure, which comprises a base, the inner wall of the base is fixedly connected with a connecting shell, the outer walls of the front side and the rear side of the left end of the connecting shell are fixedly connected with fixed discs, and the opposite ends of the two fixed discs are fixedly connected with a fixed rod together; the outer wall of the bottom end of the fixing rod is rotationally connected to the left side of the top end of the connecting shell, the outer wall of the fixing rod is rotationally connected with a protection semicircular shell, the protection semicircular shell and the connecting shell are connected through a clamping assembly, and a motor is installed on the outer wall of the rear end of the connecting shell. And the driving end of the motor penetrates through the connecting shell and is fixedly connected with a rotating rod. According to the utility model, the protection structure can be closed or opened as required through the clamping assembly, so that an operator can be effectively prevented from accidentally contacting with a rotating part of the crusher during sandstone crushing operation, and the risk of accidents is greatly reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical design field especially relates to a sandstone crushing device with protection structure. BACKGROUND

[0002] The sandstone crushing device is an industrial mechanical equipment for crushing large sandstone raw materials into smaller particles. It is a key link in the sandstone production line and is widely used in raw material processing in the fields of construction, road construction, bridge engineering, water conservancy facilities, etc.

[0003] According to the search, the sandstone crushing device with publication number CN202683319U comprises a distributor, a crushing cavity, a motor and a base, the crushing cavity is fixedly installed on the base, the distributor is arranged above the crushing cavity, the top of the distributor is provided with an inlet pipe, a main shaft is arranged in the crushing cavity, and the main shaft is connected with the motor arranged on the base.

[0004] Based on the above-mentioned patent, by ensuring that the sandstone particle size is close or the same, the impact force of the mutual collision of the materials is ensured to be large, and the crushing effect is enhanced. However, the above-mentioned device does not consider protecting the device, which may cause the operating personnel and maintenance personnel to accidentally contact the rotating parts, sharp edges or other dangerous areas of the crushing device during the operation process, thereby increasing the risk of accidents. In addition, the device does not consider cleaning the dust generated by crushing sandstone during the crushing operation, which may cause a large amount of scattered dust to not only pollute the environment, but also may cause serious harm to the health of the operating personnel. UTILITY MODEL CONTENT

[0005] The utility model aims at solving the shortcomings in the prior art and provides a sandstone crushing device with a protection structure, which can protect the crushing device and prevent the operating personnel from being injured by accidentally touching the device.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a sandstone crushing device with a protection structure, comprising a base, the inner wall of the base is fixedly connected with a connecting shell, the left end of the connecting shell is fixedly connected with a fixed disc on the outer wall of the front and back, the opposite end of the two fixed discs is fixedly connected with a fixed rod, the bottom end of the outer wall of the fixed rod is rotatably connected to the top left side of the connecting shell, the outer wall of the fixed rod is rotatably connected with a protection semicircular shell, the protection semicircular shell and the connecting shell are connected through a clamping assembly, a motor is installed on the rear end of the outer wall of the connecting shell, the driving end of the motor penetrates the connecting shell and is fixedly connected with a rotating rod, the front end of the rotating rod penetrates the front end of the connecting shell and is fixedly connected with a first gear, and the outer wall of the first gear is meshed with a second gear.

[0007] Further, the clamping assembly comprises a fixed block fixedly connected to the outer wall of the right end of the adapter shell, and the inner wall of the fixed block is slidably connected with a clamping plate, the clamping plate slides in the notch formed in the right end of the adapter shell, and the bottom end of the right side of the protective semicircular shell is fixedly connected with an adapter plate, and the size of the adapter plate is matched with the size of the notch formed in the right end of the adapter shell.

[0008] Further, the inner wall of the adapter plate is provided with a clamping groove, and the size of the clamping groove of the adapter plate is matched with the size of the clamping plate.

[0009] Further, the right end of the adapter shell is fixedly connected with a guide device, the bottom end of the guide device is provided with a dust collection assembly, the front end of the outer wall of the guide device is provided with a protective opening, the rear end of the outer wall of the protective semicircular shell is provided with a circular groove, and the size of the circular groove of the protective semicircular shell is matched with the size of the protective opening.

[0010] Further, the dust collection assembly comprises a collection box fixedly connected to the bottom end of the guide device, the top end of the outer wall of the collection box is fixedly connected with a top block, the front end of the outer wall of the top block is fixedly connected with a fan, the bottom end of the fan penetrates the collection box, the left end of the inner wall of the collection box is provided with a movable drawer, and the front end of the outer wall of the collection box is fixedly connected to the rear end of the base.

[0011] Further, the rear end of the second gear is fixedly connected with the rotating rod, and the outer wall of the two rotating rods is fixedly connected with a grinding column, and the grinding column is used for crushing sandstone.

[0012] Further, the bottom end of the outer wall of the adapter shell is fixedly connected with a bottom pipe, the bottom end of the bottom pipe is correspondingly provided with a pull-out drawer, and the pull-out drawer is arranged on the right side of the bottom end of the base.

[0013] Further, the top end of the protective semicircular shell is fixedly connected with a feeding opening, and the feeding opening is used for feeding sandstone into the protective semicircular shell.

[0014] The utility model has the following beneficial effects:

[0015] 1、the utility model discloses a clamping assembly is used for guaranteeing that the protective structure can be closed or opened according to demand, which can effectively prevent the operator from accidentally contacting the rotating parts of the crusher during the sandstone crushing operation, and greatly reduces the risk of accidents.

[0016] 2、the utility model discloses that the dust generated in the sandstone crushing is collected by a dust collection assembly, which can greatly reduce the air pollution in the crushing operation area, improve the working environment of the operator, reduce the occupational health risk, and help protect the health of employees. DRAWINGS

[0017] Figure 1 A perspective view of a sandstone crushing device with a protective structure is provided in the utility model;

[0018] Figure 2 A protective semi-circular shell expansion view of the sandstone crushing device with a protective structure is provided in the utility model;

[0019] Figure 3 An interfacing shell section view of the sandstone crushing device with a protective structure is provided in the utility model;

[0020] Figure 4 A fan display view of the sandstone crushing device with a protective structure is provided in the utility model.

[0021] Legend:

[0022] 1, base; 2, interfacing shell; 3, fixed disc; 4, fixed rod; 5, protective semi-circular shell; 6, motor; 7, rotating rod; 8, guide; 9, collection box; 10, pull-out drawer; 11, top block; 12, fan; 13, movable drawer; 14, fixed block; 15, clamping plate; 16, feeding port; 17, protective port; 18, polishing column; 19, first gear; 20, second gear; 21, interfacing plate; 22, bottom pipe. Specific implementation

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0024] Reference Figure 1 , Figure 2 and Figure 3The utility model provides a kind of sandstone crushing device with protective structure, including base 1, the inner wall of base 1 is fixedly connected with link shell 2, the bottom end outer wall of link shell 2 is fixedly connected with bottom pipe 22, the bottom end of bottom pipe 22 corresponds pull type drawer 10, pull type drawer 10 is set in the bottom end right side of base 1, the left end front and back two sides outer wall of link shell 2 is fixedly connected with fixed disc 3, the opposite end of two fixed discs 3 is fixedly connected with fixed rod 4 in common, the bottom end outer wall of fixed rod 4 is rotatably connected in the top left side of link shell 2, the outer wall of fixed rod 4 is rotatably connected with protective semicircle shell 5, the top end of protective semicircle shell 5 is fixedly connected with feed inlet 16, feed inlet 16 is used to throw sandstone into protective semicircle shell 5, protective semicircle shell 5 is connected between link shell 2 by clamping assembly, clamping assembly includes the fixed block 14 of fixedly connected in the right end outer wall of link shell 2, the inner wall of fixed block 14 is slidably connected with clamping plate 15, clamping plate 15 slides in the slot of right end of link shell 2, the bottom end right side of protective semicircle shell 5 is fixedly connected with link plate 21, the inner wall of link plate 21 is opened with clamping groove, the size of link plate 21 clamping groove and the size of clamping plate 15 are adapted, the size of link plate 21 and the size of slot of right end of link shell 2 are adapted, the rear end outer wall of link shell 2 is installed with motor 6, the drive end of motor 6 penetrates link shell 2 and is fixedly connected with rotating rod 7, the front end of rotating rod 7 penetrates the front end of link shell 2 and is fixedly connected with first gear 19, the outer wall of first gear 19 is engagedly connected with second gear 20, the rear end of second gear 20 is fixedly connected with rotating rod 7, the outer wall of two rotating rods 7 is fixedly connected with polishing column 18, polishing column 18 is used to crush sandstone.

[0025] Specifically, first of all, make sure all the relevant power supply has been closed, then the polishing column 18 fixedly connected to the outer wall of the rotating rod 7 is replaced and maintained, then check whether the fixed rod 4 fixedly connected to the fixed disc 3 fixedly connected to the left end of the adapter shell 2 is firm, then rotate the protective semicircular shell 5 rotatably connected to the fixed rod 4 to the right, then align the adapter plate 21 fixedly connected to the bottom end of the right side of the protective semicircular shell 5 with the slot in the inner wall of the right end of the adapter shell 2 and then clamp it in, then check whether the clamping is accurate and ensure that there is no gap, then move the clamping plate 15 to slide in the inner wall of the fixed block 14, then align the clamping groove on the adapter plate 21 through the clamping plate 15, then start the motor 6, make the motor 6 run normally, then the motor 6 drives the rotating rod 7 fixedly connected to the driving end of the motor 6 to rotate, then the rotating rod 7 drives the first gear 19 fixedly connected to the front end to rotate, then the rotation of the first gear 19 drives the second gear 20 meshed with the outer wall of the first gear 19 and the rotating rod 7 fixedly connected to the inner wall of the second gear 20 to rotate, at the same time, the rotation of the two rotating rods 7 drives the polishing column 18 fixedly connected to the outer wall of the rotating rod 7 to rotate with the rotating rod 7, then sandstone can be put into the feed inlet 16 fixedly connected to the top end of the protective semicircular shell 5, and attention should be paid to controlling the feeding speed to avoid overloading of the equipment, then confirm that the crushed sandstone falls smoothly into the pull-out drawer 10 through the bottom pipe 22 for collection, and the clamping assembly ensures that the protective structure can be closed or opened as needed, which can effectively prevent the operator from accidentally contacting the rotating parts of the crusher during sandstone crushing operation, greatly reducing the risk of accidents.

[0026] Referring to Figure 1 , Figure 3 and Figure 4 , the right end of the adapter shell 2 is fixedly connected with a guide 8, the bottom end of the guide 8 is provided with a dust collection assembly, the dust collection assembly comprises a collection box 9 fixedly connected to the bottom end of the guide 8, the top end of the collection box 9 is fixedly connected with a top block 11, the front end of the top block 11 is fixedly connected with a fan 12, the bottom end of the fan 12 penetrates the collection box 9, the left end of the collection box 9 is provided with a movable drawer 13, the front end of the guide 8 is provided with a protective port 17, the rear end of the protective semicircular shell 5 is provided with a circular groove, the size of the circular groove of the protective semicircular shell 5 is matched with the size of the protective port 17, and the front end of the collection box 9 is fixedly connected to the rear end of the base 1.

[0027] Specifically, by starting the fan 12, the fan 12 fixedly connected to the top block 11 is operated normally, then the guide 8 generates suction, the protective opening 17 provided on the front end outer wall of the guide 8 blocks the sand and stones scattered in the grinding and crushing process, prevents the sand and stones from falling into the guide 8 to affect the collection or block the pipeline of the guide 8, then the dust generated in the sand and stone crushing process is guided into the collection box 9 fixedly connected to the bottom end of the guide 8, then the dust is blocked and deposited in the collection box 9, then after use, the mobile drawer 13 is pulled to clean the dust deposited in the collection box 9, the dust generated in the sand and stone crushing process is collected by the dust collection assembly, which can greatly reduce the air pollution in the crushing operation area, improve the working environment of the operators, reduce the occupational health risk, and help protect the health of the employees.

[0028] Working principle: first, the grinding column 18 is replaced and maintained according to the user's needs, then the protective semicircular shell 5 is rotated to the right with the help of the fixed rod 4 fixedly connected to the left end of the protective semicircular shell 5, then when the abutment plate 21 at the right end of the protective semicircular shell 5 is clamped into the slot opened at the right end of the abutment shell 2, the clamping plate 15 is moved, the clamping plate 15 is clamped into the clamping groove of the abutment plate 21 after sliding on the inner wall of the fixed block 14, then the protective structure is considered to be fixed, then the motor 6 is started, the rotating rod 7 at the driving end of the motor 6 is rotated by driving the motor 6, the rotating rod 7 is rotated to drive the first gear 19 to rotate, the second gear 20 and the rotating rod 7 on the inner wall of the second gear 20 are moved towards the first gear 19 by the rotation of the first gear 19, then the sand and stones can be put into the feeding port 16, then the sand and stones fall onto the grinding column 18 fixedly connected to the outer wall of the two rotating rods 7 for grinding and crushing, then the splashing sand and stones collide with the protective semicircular shell 5 and the abutment shell 2 to be blocked to avoid splashing out, then the crushed sand and stones fall into the pull-out drawer 10 through the bottom pipe 22 at the bottom end of the abutment shell 2, then at the same time, the dust generated in the sand and stone crushing process is sucked into the collection box 9 through the guide 8 at the rear end of the abutment shell 2 by starting the fan 12, then the dust is collected by the collection box 9, then after the device is used, the motor 6 and the fan 12 are turned off, the crushed sand and stones are taken out by pulling the pull-out drawer 10, and the dust collected in the collection box 9 is taken out by pulling the mobile drawer 13 for treatment.

[0029] Finally, it should be noted that: the above only describes the preferred embodiments of the present application, and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A sandstone breaking device with a protective structure, comprising a base (1), characterized in that: The inner wall of the base (1) is fixedly connected with a connecting shell (2), the left end of the connecting shell (2) is fixedly connected with a fixed disc (3) on the outer wall of the left end, the opposite end of the two fixed discs (3) is fixedly connected with a fixed rod (4), the bottom end of the fixed rod (4) is rotatably connected to the top left side of the connecting shell (2), the outer wall of the fixed rod (4) is rotatably connected with a protective semicircular shell (5), the protective semicircular shell (5) and the connecting shell (2) are connected through a clamping assembly, the rear end of the outer wall of the connecting shell (2) is provided with a motor (6), the driving end of the motor (6) penetrates the connecting shell (2) and is fixedly connected with a rotating rod (7), the front end of the rotating rod (7) penetrates the front end of the connecting shell (2) and is fixedly connected with a first gear (19), the outer wall of the first gear (19) is engaged with a second gear (20).

2. The sandstone crushing device with a protective structure according to claim 1, characterized in that: The clamping assembly comprises a fixed block (14) fixedly connected to the right end of the outer wall of the connecting shell (2), the inner wall of the fixed block (14) is slidably connected with a clamping plate (15), the clamping plate (15) slides in the slot opening in the right end of the connecting shell (2), the bottom right side of the protective semicircular shell (5) is fixedly connected with a connecting plate (21), the size of the connecting plate (21) is matched with the size of the slot opening in the right end of the connecting shell (2).

3. A rock breaking device with a protective structure according to claim 2, characterized in that: The inner wall of the connecting plate (21) is provided with a clamping groove, the size of the clamping groove of the connecting plate (21) is matched with the size of the clamping plate (15).

4. The sandstone crushing device with a protective structure according to claim 1, characterized in that: The right end of the outer wall of the connecting shell (2) is fixedly connected with a guide (8), the bottom end of the guide (8) is provided with a dust collecting assembly, the front end of the outer wall of the guide (8) is provided with a protective opening (17), the rear end of the outer wall of the protective semicircular shell (5) is provided with a circular groove, the size of the circular groove of the protective semicircular shell (5) is matched with the size of the protective opening (17).

5. A rock breaking device with a protective structure according to claim 4, characterized in that: The dust collecting assembly comprises a collecting box (9) fixedly connected to the bottom end of the guide (8), the top end of the outer wall of the collecting box (9) is fixedly connected with a top block (11), the front end of the outer wall of the top block (11) is fixedly connected with a fan (12), the bottom end of the fan (12) penetrates the collecting box (9), the left end of the inner wall of the collecting box (9) is provided with a movable drawer (13), the front end of the outer wall of the collecting box (9) is fixedly connected to the rear end of the base (1).

6. The rock breaking device with a protective structure according to claim 1, characterized in that: The rear end of the second gear (20) is fixedly connected with the rotating rod (7), the outer wall of the two rotating rods (7) is fixedly connected with a grinding column (18), the grinding column (18) is used for crushing sandstone.

7. The rock breaking device with a protective structure according to claim 1, characterized in that: The bottom end of the outer wall of the connecting shell (2) is fixedly connected with a bottom pipe (22), the bottom end of the bottom pipe (22) corresponds to a pull-out drawer (10), the pull-out drawer (10) is arranged on the bottom right side of the base (1).

8. The rock breaking device with a protective structure according to claim 1, characterized in that: The top end of the protective semicircular shell (5) is fixedly connected with a feeding opening (16), the feeding opening (16) is used for putting sandstone into the protective semicircular shell (5).

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