Coarse crushing and desilting integrated production unit

Abstract

The utility model discloses a coarse crushing and desilting integrated production unit which comprises a coarse crushing workshop and a desilting workshop, the coarse crushing workshop is provided with a raw material bin, a heavy bar feeder and a jaw crusher, the raw material bin is connected with the heavy bar feeder through a raw material conveying device, and the heavy bar feeder is connected with the jaw crusher. A feeder outlet above the heavy bar feeder is connected with a feed inlet of the jaw crusher, the desilting workshop is provided with a desilting screen, the coarse crushing workshop is connected with the desilting workshop through a first sealing-tape machine and connected with the semi-finished product area through a second sealing-tape machine, and the desilting workshop is connected with the semi-finished product area through the second sealing-tape machine. And the desilting workshop is also connected with the material discarding area through a third sealing-tape machine. The utility model has the advantages of reasonable design, stable operation, safety and high efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of building aggregate production, in particular to a coarse crushing and mud removal integrated production unit. Background Art

[0002] In the production process of building aggregates, the raw materials need to be coarsely crushed and desilted, and then transferred to the semi-finished product storage area for subsequent processing to produce aggregate products that meet actual use and specifications. In the prior art, the coarse crushing and desilting screening devices are simple in design and single in function. Based on this, the utility model optimizes them on the basis of an integrated layout to better improve the performance of the equipment. Utility Model Content

[0003] In order to solve the deficiencies of the prior art, the utility model provides an integrated production unit for coarse crushing and mud removal which has reasonable design, stable operation, safety and high efficiency.

[0004] In order to achieve the above-mentioned invention object, the utility model provides the following technical solutions:

[0005] A coarse crushing and mud removal integrated production unit comprises a coarse crushing workshop and a mud removal workshop, the coarse crushing workshop is provided with a raw material bin, a heavy-duty bar feeder and a jaw crusher, the raw material bin is connected to the heavy-duty bar feeder through a raw material conveying device, the upper feeder outlet of the heavy-duty bar feeder is connected to the feed inlet of the jaw crusher, the mud removal workshop is provided with a mud removal screen, the coarse crushing workshop is connected to the mud removal workshop through a first belt conveyor, and the coarse crushing workshop is connected to a semi-finished product area through a second belt conveyor, the mud removal workshop is connected to the semi-finished product area through the second belt conveyor, and the mud removal workshop is also connected to a discarded material area through a third belt conveyor.

[0006] The feed section of the first belt conveyor is connected to the bottom discharge cavity of the heavy-duty rod feeder, the discharge section of the first belt conveyor is connected to the feed channel of the mud removal screen, the feed section of the second belt conveyor is connected to the side discharge cavity of the mud removal screen and the bottom discharge cavity of the jaw crusher in sequence, the discharge section of the second belt conveyor is connected to the feed port of the semi-finished material area, the feed section of the third belt conveyor is connected to the bottom discharge cavity of the mud removal screen, and the discharge end of the third belt conveyor is connected to the discard area.

[0007] The heavy-duty rod feeder includes a feeder housing, in which more than two layers of rod layers arranged in a step-like manner are arranged, the rod layers are composed of rods arranged obliquely and neatly, and each rod of the rod layer is connected to the supporting steel. Feeding vibration motors are arranged on both sides of the feeder housing, the feeder housing is provided with a feeder outlet, and a bottom discharge cavity is provided below the feeder housing.

[0008] The jaw crusher includes a crusher case, a jaw crusher feed port is arranged at the upper part of the crusher case, a jaw crusher discharge port is arranged at the lower part of the crusher case, a static jaw plate and a movable jaw plate are installed in the crusher case, the lower part of the movable jaw plate is connected to the inner wall of the crusher case through a supporting assembly, the top of the movable jaw plate is hinged on the eccentric shaft, the eccentric shaft is installed on the upper part of the crusher case through a shaft frame and sleeve assembly, and both ends of the eccentric shaft extend out of the crusher case and are connected to the crushing drive device.

[0009] The crushing drive device includes a crushing drive motor and a pulley assembly. One end of the pulley assembly is connected to the output shaft of the drive motor, and the other end of the pulley assembly is connected to the eccentric shaft. The crushing drive motor drives the eccentric shaft to rotate through the pulley assembly, thereby driving the movable jaw plate to move and realize the crushing operation of the aggregate between the movable jaw plate and the static jaw plate.

[0010] The pulley assembly comprises a driving wheel, a belt and a driven wheel, wherein the driving wheel is fixedly connected to the output shaft of the crushing driving motor, the driving wheel is connected to the driven wheel through a belt, and the driven wheel is connected to the eccentric shaft.

[0011] The mud removing screen comprises a screen outer frame, a screen assembly, a side discharge cavity, a bottom discharge cavity and a mud removing screen vibration device, the screen assembly is installed in the screen outer frame, the side discharge cavity is installed on the discharge side of the screen assembly and is connected to the side discharge channel, the bottom discharge cavity is installed below the screen assembly and is connected to the bottom discharge channel, the middle part of the outer side of the screen outer frame is hinged on the outer frame support column through an eccentric rotating shaft, the outer ends of the screen outer frame are tiltedly installed on the mud removing screen mounting frame through elastic support shock absorbing devices, the mud removing screen vibration device is arranged on the outer frame support column, the mud removing screen vibration device comprises a driving motor and a transmission mechanism, one end of the transmission mechanism is connected to the output shaft of the driving motor, and the other end of the transmission mechanism is connected to the eccentric rotating shaft of the screen outer frame, the driving motor realizes synchronous vibration of the screen outer frame and the screen assembly through the transmission mechanism, and realizes the screening operation of the aggregate.

[0012] The transmission mechanism comprises a driving wheel, a transmission belt and a driven wheel, wherein the driving wheel is fixedly connected to the output shaft of the driving motor, the driving wheel is connected to the driven wheel through the transmission belt, and the driven wheel is fixedly connected to the eccentric rotating shaft of the screen outer frame.

[0013] The screen assembly comprises a top outer cover, an upper screen and a lower screen which are arranged on the screen outer frame from top to bottom, and a desilting screen feed channel is arranged on the top outer cover.

[0014] Mobile iron removers are installed in the coarse crushing room above the heavy-duty grizzly feeder and in the desludging room above the desludging screen.

[0015] Beneficial effects of the utility model:

[0016] 1. The coarse crushing workshop and mud removal workshop are integrated to achieve continuous production with reasonable design, stable operation, safety and high efficiency;

[0017] 2. Improve the structure of heavy-duty grizzly feeder, jaw crusher and desludging screen to enhance performance, work efficiency and product quality;

[0018] 3. Optimizing the design of the input and output of each belt conveyor will help improve conveying efficiency and reduce energy consumption and costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a front view of a coarse crushing and mud removal integrated production unit of the utility model;

[0020] Figure 2 It is a top view of a coarse crushing and mud removal integrated production unit of the utility model;

[0021] Figure 3 It is a structural schematic diagram of the jaw crusher in the coarse crushing workshop of the utility model;

[0022] Figure 4 This is a connection structure diagram of the jaw crusher and the heavy-duty grizzly feeder in the coarse crushing workshop of the utility model;

[0023] Figure 5 This is a schematic diagram of the main structure of the desludging screen in the desludging workshop of the utility model;

[0024] Figure 6 It is a schematic diagram of the top view of the structure of the desilting screen in the desilting workshop of the utility model;

[0025] In the figure: 1-coarse crushing workshop, 11-raw material warehouse, 2-mud removal workshop, 21-iron remover, 3-jaw crusher, 31-jaw crusher feed port, 32-crusher chassis, 33-crushing drive motor, 34-shock-absorbing spring assembly, 35-bottom discharge chamber of rod feeder, 36-bottom discharge chamber of jaw crusher, 4-mud removal screen, 41-screen frame, 42-elastic support shock-absorbing device, 43-mud removal screen vibration device, 44-outer frame support column, 45-mud removal screen feed channel, 46-side discharge chamber of mud removal screen, 47-bottom discharge chamber of mud removal screen, 5-first belt conveyor, 51-discharge section of first belt conveyor, 6-second belt conveyor, 61-discharge section of second belt conveyor, 7-raw material conveyor, 71-raw material conveying device, 8-heavy-duty rod feeder, 9-air compression system. DETAILED DESCRIPTION

[0026] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0027] like Figure 1-6As shown, the utility model provides a coarse crushing and mud removal integrated production unit, including a coarse crushing workshop 1 and a mud removal workshop 2, the coarse crushing workshop 1 is provided with a raw material bin 11, a heavy-duty bar feeder 8, and a jaw crusher 3, the raw material bin 11 is connected to the heavy-duty bar feeder 8 through a raw material conveying device 71, the upper feeder outlet of the heavy-duty bar feeder 8 is connected to the feed port 31 of the jaw crusher, the mud removal workshop 2 is provided with a mud removal screen 4, the coarse crushing workshop 1 is connected to the mud removal workshop 2 through a first belt conveyor 5, and the coarse crushing workshop 1 is connected to the semi-finished product material area through a second belt conveyor 6 The mud removal workshop 2 is connected to the semi-finished material area through the second belt conveyor 6, and the mud removal workshop 2 is also connected to the discarded material area through the third belt conveyor. In this embodiment, the raw material bin 11, heavy-duty bar feeder 8, and jaw crusher of the coarse crushing workshop 1 are all set to two, which improves work efficiency and has good production applicability. At the same time, dust removal pipelines are arranged on the inlet and outlet sides of the heavy-duty bar feeder 8, jaw crusher, mud removal screen and each belt conveyor. The dust removal pipeline is connected to the air compression system 9 to absorb dust during transportation and processing to prevent dust from spreading into the air and improve environmental quality.

[0028] Specifically, the feed section of the first belt conveyor 5 is connected to the bottom discharge cavity 35 of the heavy-duty rod feeder 8, the discharge section 51 of the first belt conveyor is connected to the demudification screen feed channel 45, the feed section of the second belt conveyor 6 is connected to the side discharge cavity 46 of the demudification screen and the bottom discharge cavity 36 of the jaw crusher in sequence, the discharge section 61 of the second belt conveyor is connected to the feed port of the semi-finished material area, the feed section of the third belt conveyor is connected to the bottom discharge cavity 47 of the demudification screen, and the discharge end of the third belt conveyor is connected to the discard area.

[0029] Specifically, the heavy-duty bar feeder 8 includes a feeder housing, wherein two or more layers of bar layers arranged in a ladder shape are arranged in the feeder housing, wherein the bar layers are composed of bars arranged obliquely and neatly, wherein each bar of the bar layer is connected to a supporting steel, and a feeding vibration motor is arranged on both sides of the feeder housing, and aggregate is conveyed forward by the vibration of the feeding vibration motor, and a feeder outlet is arranged in the feeder housing for conveying larger aggregates above, and a bottom discharge cavity is arranged below the feeder housing for outputting smaller aggregates below. The outer side of the feeder housing is also arranged on the feeder mounting frame through a damping spring assembly 34, which can reduce the vibration wear of the equipment during the feeding process and extend the service life.

[0030] Specifically, the jaw crusher 3 includes a crusher case 32, a jaw crusher feed port 31 is arranged at the upper part of the crusher case 32, a jaw crusher discharge port is arranged at the lower part of the crusher case 32, a static jaw plate and a movable jaw plate (not shown) are installed in the crusher case 32, the lower part of the movable jaw plate is connected to the inner wall of the crusher case 32 through a supporting assembly, the top of the movable jaw plate is hinged on the eccentric shaft, the eccentric shaft is installed on the upper part of the crusher case 32 through a shaft frame sleeve assembly, and both ends of the eccentric shaft extend out of the crusher case 32 and are connected to the crushing drive device.

[0031] Specifically, the crushing drive device includes a crushing drive motor 33 and a pulley assembly. One end of the pulley assembly is connected to the output shaft of the drive motor, and the other end of the pulley assembly is connected to the eccentric shaft. The crushing drive motor 33 drives the eccentric shaft to rotate through the pulley assembly, thereby driving the movable jaw plate to move and realize the crushing operation of the aggregate between the movable jaw plate and the static jaw plate.

[0032] Specifically, the pulley assembly includes a driving wheel, a belt and a driven wheel. The driving wheel is fixedly connected to the output shaft of the crushing drive motor 33, the driving wheel is connected to the driven wheel through a belt, and the driven wheel is connected to the eccentric shaft. The crushing drive motor 33 drives the driving wheel to rotate, and the driving wheel drives the driven wheel to rotate through a transmission belt, and the driven wheel drives the eccentric shaft to rotate, so that the movable jaw plate moves back and forth toward the static jaw plate under the drive of the eccentric shaft to realize aggregate crushing operation.

[0033] Specifically, the mud removal screen 4 includes a screen outer frame 41, a screen assembly, a side discharge cavity, a bottom discharge cavity and a mud removal screen vibration device 43, the screen assembly is installed in the screen outer frame 41, the side discharge cavity is installed on the discharge side of the screen assembly and is connected to the side discharge channel, the bottom discharge cavity is installed below the screen assembly and is connected to the bottom discharge channel, the middle part of the outer side of the screen outer frame 41 is hinged on the outer frame support column 44 through an eccentric rotating shaft, and the two ends of the outer side of the screen outer frame 41 are tiltedly installed on the mud removal screen mounting frame through elastic support shock absorbing devices 42, the mud removal screen vibration device 43 is arranged on the outer frame support column 44, the mud removal screen vibration device 43 includes a driving motor and a transmission mechanism, one end of the transmission mechanism is connected to the output shaft of the driving motor, and the other end of the transmission mechanism is connected to the eccentric rotating shaft of the screen outer frame 41, and the driving motor realizes the synchronous vibration of the screen outer frame 41 and the screen assembly through the transmission mechanism to realize the screening operation of the aggregate.

[0034] Specifically, the transmission mechanism includes a driving wheel, a transmission belt and a driven wheel, the driving wheel is fixedly connected to the output shaft of the driving motor, the driving wheel is connected to the driven wheel through a transmission belt, the driven wheel is fixedly connected to the eccentric rotating shaft of the screen outer frame 41, the driving motor drives the driving wheel to rotate, the driving wheel then drives the driven wheel to rotate through the transmission belt, and the driven wheel then drives the eccentric rotating shaft of the screen outer frame 41 to rotate, so that when the driven wheel makes a circular motion, the screen outer frame 41 and the internal screen assembly remain in a continuous vibration state.

[0035] Specifically, the screen assembly includes a top outer cover, an upper screen, and a lower screen arranged on the screen outer frame 41 from top to bottom. The top outer cover is provided with a mud removal screen feed channel 45, and a dust suction channel is provided in the middle of the top outer cover, and the dust suction channel is connected to the dust removal system through a pipeline.

[0036] Specifically, a mobile iron remover 21 is horizontally installed in the coarse crushing workshop 1 above the heavy rod feeder 8, and a mobile iron remover 21 is horizontally installed in the mud removal workshop 2 above the mud removal screen. By adsorbing aggregates with high iron content at the aggregate feeding point, the wear on processing and conveying equipment in continuous production is reduced, thereby extending the service life of the equipment.

[0037] During specific implementation, in the coarse crushing workshop 1, the aggregate is transported to the raw material bin 11 by the raw material conveying vehicle 7, and then transported to the entrance of the heavy-duty bar feeder 8 through the raw material conveying device 71, and then the heavy-duty bar feeder 8 transports the upper aggregate to the jaw crusher 3, and the smaller material with high mud content below the heavy-duty bar feeder 8 is transported to the mud removal workshop 2 through the bottom discharge cavity and the first belt conveyor 5, and the aggregate crushed by the jaw crusher 3 is transported to the semi-finished material area by the second belt conveyor 6. In the mud removal workshop 2, the aggregate on the mud removal screen 4 is transported to the semi-finished material area through the side wall discharge cavity by the second belt conveyor 6, and the material with high mud content under the mud removal screen 4 is transported to the discarded material area through the bottom discharge cavity and the third belt conveyor, and then loaded by the loader to the vehicle for transportation. The utility model realizes continuous operation, high working efficiency, stable operation, safety and environmental protection, and good product quality.

[0038] It should be noted that the above embodiments are merely preferred embodiments of the present invention and are not intended to limit the protection scope of the present invention. All equivalent modifications made on the basis of the above embodiments fall within the protection scope of the present invention.

Claims

1. A coarse crushing and mud removal integrated production unit, comprising a coarse crushing workshop and a mud removal workshop, characterized in that: The coarse crushing workshop is provided with a raw material bin, a heavy-duty bar feeder, and a jaw crusher. The raw material bin is connected to the heavy-duty bar feeder through a raw material conveying device, and the upper feeder outlet of the heavy-duty bar feeder is connected to the feed inlet of the jaw crusher. The mud removal workshop is provided with a mud removal screen. The coarse crushing workshop is connected to the mud removal workshop through a first belt conveyor, and the coarse crushing workshop is connected to the semi-finished product area through a second belt conveyor. The mud removal workshop is connected to the semi-finished product area through a second belt conveyor, and the mud removal workshop is also connected to the discarded material area through a third belt conveyor. The feeding section of the first belt conveyor is connected to the bottom discharge cavity of the heavy-duty bar feeder, the discharge section of the first belt conveyor is connected to the feeding channel of the mud removal screen, the feeding section of the second belt conveyor is connected to the side discharge cavity of the mud removal screen and the bottom discharge cavity of the jaw crusher in sequence, the discharge section of the second belt conveyor is connected to the feeding port of the semi-finished material area, the feeding section of the third belt conveyor is connected to the bottom discharge cavity of the mud removal screen, and the discharge end of the third belt conveyor is connected to the discard area; a mobile iron remover is installed in the coarse crushing workshop above the heavy-duty bar feeder and in the mud removal workshop above the mud removal screen; The desilting screen comprises a screen outer frame, a screen assembly, a side discharge cavity, a bottom discharge cavity and a desilting screen vibration device, the screen assembly is installed in the screen outer frame, the side discharge cavity is installed on the discharge side of the screen assembly and is connected to the side discharge channel, the bottom discharge cavity is installed below the screen assembly and is connected to the bottom discharge channel, the middle part of the outer side of the screen outer frame is hingedly arranged on the outer frame support column through an eccentric rotating shaft, the two ends of the outer side of the screen outer frame are tiltedly installed on the desilting screen mounting frame through elastic support shock absorbing devices, the desilting screen vibration device is arranged on the outer frame support column, and the desilting screen vibration device comprises a driving motor and a transmission mechanism. One end of the transmission mechanism is connected to the output shaft of the driving motor, and the other end of the transmission mechanism is connected to the eccentric rotating shaft of the screen outer frame. The driving motor realizes synchronous vibration of the screen outer frame and the screen assembly through the transmission mechanism to realize the screening operation of the aggregate; the transmission mechanism includes a driving wheel, a transmission belt and a driven wheel, the driving wheel is fixedly connected to the output shaft of the driving motor, the driving wheel is connected to the driven wheel through the transmission belt, and the driven wheel is fixedly connected to the eccentric rotating shaft of the screen outer frame. The screen assembly includes a top outer cover, an upper screen, and a lower screen arranged on the screen outer frame from top to bottom, and a mud removal screen feed channel is arranged on the top outer cover.

2. The integrated coarse crushing and mud removal production unit according to claim 1 is characterized in that: The heavy-duty rod feeder includes a feeder housing, in which more than two layers of rod layers arranged in a step-like manner are arranged, the rod layers are composed of rods arranged obliquely and neatly, and each rod of the rod layer is connected to the supporting steel. Feeding vibration motors are arranged on both sides of the feeder housing, the feeder housing is provided with a feeder outlet, and a bottom discharge cavity is provided below the feeder housing.

3. The integrated production unit for coarse crushing and desludging according to claim 2 is characterized in that: The jaw crusher includes a crusher case, a jaw crusher feed port is arranged at the upper part of the crusher case, a jaw crusher discharge port is arranged at the lower part of the crusher case, a static jaw plate and a movable jaw plate are installed in the crusher case, the lower part of the movable jaw plate is connected to the inner wall of the crusher case through a supporting assembly, the top of the movable jaw plate is hinged on the eccentric shaft, the eccentric shaft is installed on the upper part of the crusher case through a shaft frame and sleeve assembly, and both ends of the eccentric shaft extend out of the crusher case and are connected to the crushing drive device.

4. The integrated production unit for coarse crushing and desludging according to claim 3 is characterized in that: The crushing drive device includes a crushing drive motor and a pulley assembly. One end of the pulley assembly is connected to the output shaft of the drive motor, and the other end of the pulley assembly is connected to the eccentric shaft. The crushing drive motor drives the eccentric shaft to rotate through the pulley assembly, thereby driving the movable jaw plate to move and realize the crushing operation of the aggregate between the movable jaw plate and the static jaw plate.

5. The integrated production unit for coarse crushing and mud removal according to claim 4 is characterized in that: The pulley assembly comprises a driving wheel, a belt and a driven wheel, wherein the driving wheel is fixedly connected to the output shaft of the crushing driving motor, the driving wheel is connected to the driven wheel through a belt, and the driven wheel is connected to the eccentric shaft.

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