CN217866618U

CN217866618U - Discharge device of jaw crusher

Info

Publication number: CN217866618U
Application number: CN202222271199.4U
Authority: CN
Inventors: 徐李敏; 章宏烨; 付亚男; 蒋煌岗; 沈一红; 邢梅; 陈佳丹
Original assignee: Zhejiang Ansheng Blasting Engineering Co ltd
Current assignee: Zhejiang Ansheng Blasting Engineering Co ltd
Priority date: 2022-08-24
Filing date: 2022-08-24
Publication date: 2022-11-22
Anticipated expiration: 2032-08-24

Abstract

The application relates to a discharging device of jaw crusher, it includes the support and sets up approach and conveyor belt mechanism on the support, the top of approach is used for being connected with the discharge gate of jaw crusher body, be provided with the buffer board in the approach, the one end of buffer board is rotated and is installed on the approach, the rotation axis of buffer board is along the horizontal direction, be provided with the drive on the approach the buffer board pivoted actuating mechanism, conveyor belt mechanism is located under the approach. This application can reduce the impact force that the material produced the conveyer belt when falling in jaw crusher body, has the possible effect that reduces the conveyer belt and take place wearing and tearing fracture.

Description

Discharge device of jaw crusher

Technical Field

The application relates to the field of jaw crushers, in particular to a discharging device of a jaw crusher.

Background

After blasting, a lot of ore is obtained from the mine, but the ore is usually large in volume and needs to be crushed, and the ore is generally crushed by a jaw crusher.

Chinese utility model patent of grant bulletin No. CN212040602U discloses a dustproof jaw crusher's secondary crushing device, including jaw crusher body, jaw crusher body's top surface is equipped with the feed inlet, jaw crusher body's bottom surface is equipped with the discharge gate, jaw crusher body's below is equipped with conveyor belt mechanism a, one side of conveyor belt mechanism a is equipped with the screening part, the below of screening part one side is equipped with drive belt mechanism b. This application can improve the crushing effect to the material.

When the equipment is used, when the crushed materials fall onto the conveyor belt mechanism a, certain impact force is generated on the conveyor belt, and the conveyor belt is possibly abraded and broken after long-term use.

SUMMERY OF THE UTILITY MODEL

In order to reduce the impact force that the material produced the conveyer belt when falling in the jaw crusher body to reduce the conveyer belt and take place wearing and tearing cracked possibility, this application provides a jaw crusher's discharging device.

The application provides a discharging device of jaw crusher adopts following technical scheme:

the utility model provides a discharging device of jaw crusher, includes the support and sets up approach and conveyer belt mechanism on the support, the top of approach is used for being connected with the discharge gate of jaw crusher body, be provided with the buffer board in the approach, the one end of buffer board is rotated and is installed on the approach, the axis of rotation of buffer board is along the horizontal direction, be provided with the drive on the approach the buffer board pivoted actuating mechanism, conveyer belt mechanism is located under the approach.

Through adopting above-mentioned technical scheme, utilize actuating mechanism to drive the buffer board earlier and rotate, adjust the buffer board to the horizontality, the ore is smashed the back in the jaw crusher body, discharge into the approach through the discharge gate, then fall on the buffer board, after the ore no longer falls into the approach, utilize actuating mechanism to drive the buffer board and rotate downwards, make the ore on the buffer board fall, then fall into the conveyer belt from the bottom of approach, the buffer board makes the ore when falling on the buffer board, it is zero to use the initial velocity to begin the motion, and the buffer board is the slope state this moment, produced the frictional force that hinders its motion to the ore, thereby speed when having reduced the ore and having contacted with the conveyer belt, and then reduced the impact force that the material produced to the conveyer belt when falling in the jaw crusher body, the effectual conveyer belt emergence wearing and tearing is broken probably that has reduced.

Optionally, horizontal fixed shafts are arranged on two sides of the buffer plate, the two fixed shafts are coaxial, the fixed shafts are close to one ends of the buffer plate, the two fixed shafts are arranged on the approach in a rotating mode, and the driving mechanism is used for driving one of the fixed shafts to rotate.

By adopting the technical scheme, one end of the buffer plate is rotatably arranged on the approach way by utilizing the two fixed shafts, so that the structure is simple; the driving mechanism is used for driving one fixed shaft to rotate, so that the buffer plate and the other fixed shaft are driven to rotate, and the structure is reasonable.

Optionally, the driving mechanism includes a first gear, a first rack, and a hydraulic cylinder, the first gear is coaxially and fixedly connected with one of the fixed shafts and located outside the approach path, the hydraulic cylinder is disposed on the approach path, the first rack is disposed on a piston rod of the hydraulic cylinder, and the first rack is disposed along a length direction of the piston rod of the hydraulic cylinder and engaged with the first gear.

Through adopting above-mentioned technical scheme, the flexible first rack that drives of piston rod of pneumatic cylinder moves along the length direction of the piston rod of pneumatic cylinder to drive first gear revolve, first gear revolve drive rather than coaxial fixed connection's fixed axle rotate, simple structure, the operation is convenient.

Optionally, a supporting mechanism is arranged on the approach path, and when the buffer plate is in a horizontal state, the supporting mechanism is used for supporting the buffer plate.

Through adopting above-mentioned technical scheme, when needs are adjusted the buffer board to the horizontality, utilize supporting mechanism to support the buffer board, when the ore fell on the buffer board, the impact force of production is great, if only lean on the pneumatic cylinder, first rack and first gear carry out circumference fixedly to the fixed axle, can lead to the pneumatic cylinder, first rack and first gear take place to damage, utilize supporting mechanism to support the buffer board, the effectual pneumatic cylinder that has reduced, the possibility of damage takes place for first rack and first gear.

Optionally, the supporting mechanism includes a fixing rod, the fixing rod is arranged on the approach way in a sliding manner along the horizontal direction, one end of the fixing rod extends out of the approach way, a driving assembly for driving the fixing rod to move is arranged on the approach way, and when the buffer plate is in the horizontal state, the lower surface of the buffer plate is supported on the fixing rod in a supporting manner.

By adopting the technical scheme, the driving assembly is utilized to drive the fixing rod to move towards the direction of extending into the approach, and when the buffer plate is in a horizontal state, the fixing rod supports against the lower surface of the support buffer plate, so that the buffer plate is supported, and the structure is simple; when the buffer plate needs to be rotated downwards, the fixed rod is driven to move along the direction of extending out of the approach, so that the fixed rod leaves the approach, and then the hydraulic cylinder is started to drive the buffer plate to rotate downwards.

Optionally, the driving assembly includes a driving motor, a second gear and a second rack, the second rack is disposed at an end of the fixing rod extending out of the approach path and is disposed along a length direction of the fixing rod, the driving motor is disposed on the approach path, and the second gear is coaxially and fixedly connected with an output shaft of the driving motor and is engaged with the second rack.

Through adopting above-mentioned technical scheme, driving motor drives the second gear revolve, and the second gear revolve and drive the second rack and remove along dead lever length direction, and the second rack removes and drives the dead lever and remove along its length direction to make the dead lever stretch into or stretch out the approach, simple structure, the operation is convenient.

Optionally, when the buffer plate is in a horizontal state, the buffer plate closes the bottom end of the approach.

Through adopting above-mentioned technical scheme, reduced the direct possibility that falls to the transmission band from the jaw crusher main part of ore, rational in infrastructure.

Optionally, the bottom of approach is provided with guide portion, the longitudinal section of guide portion is for falling trapezoidal.

Through adopting above-mentioned technical scheme, the ore can fall into on the guide portion after falling from the buffer board to collide with the guide portion, the collision just has energy loss, thereby has reduced the kinetic energy of ore, and when the ore moved on the guide portion, the guide portion can produce the frictional force that hinders the ore and remove, thereby further reduces the ore and falls into the speed on the conveyer belt, and then reduced the impact force that the ore produced to the conveyer belt.

In summary, the present application includes at least one of the following beneficial technical effects:

1. firstly, a driving mechanism is utilized to drive a buffer plate to rotate, the buffer plate is adjusted to be in a horizontal state, ores are crushed in a jaw crusher body and then are discharged into a guide way through a discharge port and then fall on the buffer plate, when the ores do not fall into the guide way any more, the driving mechanism is utilized to drive the buffer plate to rotate downwards, so that the ores on the buffer plate fall off and then fall onto a conveying belt from the bottom end of the guide way, the initial speed of the ores falling off on the buffer plate is zero by the buffer plate, and the buffer plate is in an inclined state at the moment, so that friction force for blocking the ores from moving is generated on the ores, the speed of the ores contacting with the conveying belt is reduced, further, impact force generated on the conveying belt when the materials fall off in the jaw crusher body is reduced, and the possibility of abrasion and breakage of the conveying belt is effectively reduced;

2. the supporting mechanism comprises a fixed rod, the fixed rod is arranged on the approach in a sliding mode along the horizontal direction, one end of the fixed rod extends out of the approach, a driving assembly for driving the fixed rod to move is arranged on the approach, and when the buffer plate is in the horizontal state, the lower surface of the buffer plate is supported on the fixed rod in a propping mode;

3. after falling from the buffer board, the ore can fall into on the guide portion to collide with the guide portion, the collision just has energy loss, thereby has reduced the kinetic energy of ore, and when the ore moved on the guide portion, the guide portion can produce the frictional force that hinders the ore and remove, thereby further reduces the ore and falls into the speed on the conveyer belt, and then has reduced the impact force that the ore produced to the conveyer belt.

Drawings

Fig. 1 is a schematic perspective view of a discharge device of a jaw crusher according to an embodiment of the present application.

Fig. 2 is a cross-sectional view of the teachings of an embodiment of the present application.

FIG. 3 is a schematic view showing the connection relationship between the buffer plate, the fixed shaft, the driving mechanism, the fixed shaft and the driving assembly in the embodiment of the present application.

Fig. 4 is a schematic view of the connection relationship between the approach and the driving assembly in the embodiment of the present application.

Fig. 5 is a schematic perspective view of a transfer mechanism in an embodiment of the present application.

Description of reference numerals: 1. a support; 11. a fixing plate; 2. guiding; 21. a guide section; 22. a buffer plate; 23. a fixed shaft; 3. a conveyor belt mechanism; 31. a transfer motor; 32. a drive roll; 33. a driven roller; 34. a conveyor belt; 4. a drive mechanism; 41. a first gear; 42. a first rack; 43. a hydraulic cylinder; 5. fixing the rod; 51. a drive assembly; 52. a drive motor; 53. a second gear; 54. a second rack.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses discharging device of jaw crusher. Referring to fig. 1 and 2, a discharging device of a jaw crusher includes a bracket 1, and a guide passage 2 and a conveyor belt mechanism 3 provided on the bracket 1. Two vertical fixed plates 11 are welded on the support 1, the two fixed plates 11 are distributed along the width direction of the support 1, and the fixed plates 11 are parallel to the length direction of the support 1. The bottom of approach 2 is integrative to be provided with guide portion 21, and the longitudinal section of guide portion 21 is for falling trapezoidal, and guide portion 21 welds on two fixed plates 11 to approach 2 fixed mounting is on support 1, the vertical setting of approach 2. The top end of the approach 2 is used for being connected with a discharge hole of the jaw crusher body.

Referring to fig. 2 and 3, a buffer plate 22 is disposed in the approach 2, fixed shafts 23 are welded to both sides of the buffer plate 22, and the two fixed shafts 23 are coaxial and are close to the same end of the buffer plate 22. The two fixed shafts 23 are both rotatably connected with the side wall of the approach 2 and horizontally arranged, and one of the fixed shafts 23 penetrates through the outer side wall of the approach 2, so that one end of the buffer plate 22 is rotatably mounted on the approach 2. When the buffer plate 22 is in a horizontal state, the buffer plate 22 closes the bottom end of the approach 2.

Referring to fig. 1 and 3, a driving mechanism 4 for driving the buffer plate 22 to rotate is disposed on the approach 2, the driving mechanism 4 includes a first gear 41, a first rack 42 and a hydraulic cylinder 43, and the first gear 41 is coaxially and fixedly connected with the fixed shaft 23 penetrating through the approach 2 and is located outside the approach 2. The hydraulic cylinder 43 is fixedly installed on the approach 2, a piston rod of the hydraulic cylinder is vertically arranged upwards, one end of the first rack 42 is welded to the end portion of the piston rod of the hydraulic cylinder 43, and the first rack 42 is arranged in the vertical direction and meshed with the first gear 41. The piston rod of the hydraulic cylinder 43 stretches and retracts to drive the first rack 42 to move in the vertical direction, so as to drive the first gear 41 to rotate, the first gear 41 rotates to drive the fixing shaft 23 coaxially and fixedly connected with the first gear to rotate, and the fixing shaft 23 rotates to drive the buffer plate 22 to rotate.

Referring to fig. 3 and 4, the approach 2 is provided with a support mechanism for supporting the buffer plate 22 when the buffer plate 22 is in a horizontal state. The supporting mechanism comprises a fixed rod 5, the fixed rod 5 is arranged on the approach 2 in a sliding mode along the direction which is horizontal and perpendicular to the fixed shaft 23, and one end of the fixed rod extends out of the approach 2. When the buffer plate 22 is in a horizontal state, the support rod is located at one end of the buffer plate 22 far away from the fixing shaft 23, and the lower surface of the buffer plate 22 is supported on the fixing rod 5.

Referring to fig. 3 and 4, a driving assembly 51 for driving the fixing rod 5 to move is disposed on the approach 2, the driving assembly 51 includes a driving motor 52, a second gear 53 and a second rack 54, the second rack 54 is welded to one end of the fixing rod 5 extending out of the approach 2 and is disposed along the length direction of the fixing rod 5, the driving motor 52 is fixedly mounted on the approach 2, and the second gear 53 is coaxially and fixedly connected with an output shaft of the driving motor 52 and is engaged with the second rack 54. The driving motor 52 drives the second gear 53 to rotate, the second gear 53 rotates to drive the second rack 54 to move along the length direction of the fixing rod 5, and the second rack 54 moves to drive the fixing rod 5 to move along the length direction thereof, so that the fixing rod 5 extends into or out of the approach 2.

Referring to fig. 1 and 5, the conveyor belt mechanism 3 includes a conveyor motor 31, a drive roller 32, a driven roller 33 and a conveyor belt 34, the drive roller 32 and the driven roller 33 are rotatably installed on the support 1, the drive roller 32 and the driven roller 33 are both arranged along the width direction of the support 1 and are located at the same horizontal height, the drive roller 32 and the driven roller 33 are distributed along the length direction of the support 1, the drive roller 32 and the driven roller 33 are in transmission connection through the conveyor belt 34, the conveyor motor 31 is fixedly installed on the support 1 and is coaxially and fixedly connected with the drive roller 32, and the conveyor belt 34 is located right below the guide portion 21.

The implementation principle of the discharging device of the jaw crusher in the embodiment of the application is as follows: before the operation, the hydraulic cylinder 43 is started, the buffer plate 22 is driven to rotate through the first rack 42, the first gear 41 and the fixed shaft 23 in sequence, the buffer plate 22 is adjusted to be in an inclined upward state, the driving motor 52 is started, the fixing rod 5 is driven to move through the second gear 53 and the second rack 54 in sequence, one end, far away from the second rack 54, of the fixing rod 5 extends into the approach 2, then the hydraulic cylinder 43 is used for adjusting the buffer plate 22 to be in a horizontal state, and the lower surface of the buffer plate 22 is enabled to be tightly abutted to the fixing rod 5.

In operation, the ore is smashed the back in the jaw crusher body, discharge into in the approach 2 through the discharge gate, then fall on buffer board 22, after the ore no longer falls into approach 2, utilize driving motor 52 to drive dead lever 5 and stretch out approach 2, then start hydraulic cylinder 43 and drive buffer board 22 and rotate downwards, make the ore on buffer board 22 fall, then fall into conveyer belt 34 from guide portion 21 on, buffer board 22 makes the ore fall down on buffer board 22, it is zero to be the initial velocity when starting the motion, and buffer board 22 is the slope state this moment, produced the frictional force that hinders its motion to the ore, thereby speed when having reduced ore and conveyer belt 34 contact, and then reduced the impact force that the material produced conveyer belt 34 when falling down in the jaw crusher body, the effectual conveyer belt 34 that has reduced takes place the fracture possibility of wearing and tearing.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a discharging device of jaw crusher which characterized in that: including support (1) and setting approach (2) and conveyer belt mechanism (3) on support (1), the top of approach (2) is used for being connected with the discharge gate of jaw crusher body, be provided with buffer board (22) in approach (2), the one end of buffer board (22) is rotated and is installed on approach (2), the axis of rotation of buffer board (22) is along the horizontal direction, be provided with the drive on approach (2) buffer board (22) pivoted actuating mechanism (4), conveyer belt mechanism (3) are located under approach (2).

2. The discharge device of a jaw crusher according to claim 1, characterized in that: the both sides of buffer board (22) all are provided with horizontally fixed axle (23), two fixed axle (23) are coaxial, fixed axle (23) are close to the one end of buffer board (22), two fixed axle (23) all rotate the setting and are in on approach (2), actuating mechanism (4) are used for driving one of them fixed axle (23) rotate.

3. The discharge device of a jaw crusher according to claim 2, characterized in that: the driving mechanism (4) comprises a first gear (41), a first rack (42) and a hydraulic cylinder (43), the first gear (41) is coaxially and fixedly connected with one of the first gears (41) and located on the outer side of the guide way (2), the hydraulic cylinder (43) is arranged on the guide way (2), the first rack (42) is arranged on a piston rod of the hydraulic cylinder (43), and the first rack (42) is arranged along the length direction of the piston rod of the hydraulic cylinder (43) and meshed with the first gear (41).

4. The discharge device of a jaw crusher according to claim 3, characterized in that: and a supporting mechanism is arranged on the approach (2), and when the buffer plate (22) is in a horizontal state, the supporting mechanism is used for supporting the buffer plate (22).

5. The discharge device of a jaw crusher according to claim 4, characterized in that: the supporting mechanism comprises a fixing rod (5), the fixing rod (5) is arranged on the approach (2) in a sliding mode in the horizontal direction, one end of the fixing rod extends out of the approach (2), a driving assembly (51) for driving the fixing rod (5) to move is arranged on the approach (2), and when the buffer plate (22) is in a horizontal state, the lower surface of the buffer plate (22) is supported on the fixing rod (5) in a supporting mode.

6. The discharge device of a jaw crusher according to claim 5, characterised in that: the driving assembly (51) comprises a driving motor (52), a second gear (53) and a second rack (54), the second rack (54) is arranged at one end, extending out of the guide way (2), of the fixing rod (5) and is arranged along the length direction of the fixing rod (5), the driving motor (52) is arranged on the guide way (2), and the second gear (53) is coaxially and fixedly connected with an output shaft of the driving motor (52) and is meshed with the second rack (54).

7. The discharge device of a jaw crusher according to claim 1, characterized in that: when the buffer plate (22) is in a horizontal state, the buffer plate (22) seals the bottom end of the approach (2).

8. The discharge device of a jaw crusher according to claim 1, characterized in that: the bottom of approach (2) is provided with guide portion (21), the longitudinal section of guide portion (21) is for falling trapezoidal.