A shield slag screening and washing equipment for weathered rock

Abstract

The present invention provides a shield slag screening and flushing equipment for weathered rock. The shield slag screening and flushing equipment for weathered rock comprises: a clear water tank, a booster water pump, two spray baffles and a control device. The two spray baffles are respectively fixedly mounted on the drum screen frame structure and located on both sides of the drum screen cylinder. A nozzle is arranged on the inner side of the spray baffle. The shield slag screening and flushing equipment for weathered rock provided by the present invention has a feature of providing a spray baffle on the drum screen frame structure and located on both sides of the drum screen cylinder. When the drum screen is working, the water inside the clear water tank is pressed into the inside of the nozzle through the water inlet pipe and the water outlet pipe by the booster water pump, and the surface of the drum screen is flushed by the nozzle to dilute the solid phase concentration of the slag slurry, thereby preventing the mud from sticking to the drum screen, causing the drum screen to be unable to normally screen out solid particles, and the spray baffle can prevent mud and water from splashing during cleaning, affecting the cleanliness and sanitation of the site.

Description

Technical Field

[0001] The invention relates to the field of weathered rock processing auxiliary equipment, in particular to a shield slag screening and flushing equipment for weathered rock. Background Art

[0002] The drum screen is a widely used machine in sorting technology. It controls the garbage sorting by the particle size, and has high sorting accuracy. The drum screen is generally divided into several sections, depending on the specific situation. The screen holes are arranged from small to large, and the screen holes on each section have the same aperture.

[0003] At the construction site of a construction project, a drum screen is used in the initial screening process for the treatment and resource recovery of mud and debris. The function of the drum screen is to screen out larger particles in the mud and debris through the continuous low-speed rotation of the drum screen. Since the mud and debris contain muddy water and the geological conditions are different, the mud and debris will be sticky. After the drum screen works for a long time, the mud and debris will stick to the drum screen, resulting in the drum screen being unable to normally screen out solid particles.

[0004] Therefore, it is necessary to provide a shield slag screening and flushing equipment for weathered rock to solve the above technical problems. Summary of the invention

[0005] The present invention provides a shield slag screening and flushing device for weathered rock, which solves the problem that when the current drum screen is in use, the mud slag contains muddy water and due to different geological conditions, the mud slag will be sticky. After the drum screen works for a long time, the mud slag will stick to the drum screen, resulting in the drum screen being unable to normally screen out solid particles.

[0006] In order to solve the above technical problems, the present invention provides a shield slag screening and washing device for weathered rock, comprising:

[0007] A clean water tank, a booster water pump, two spray baffles and a control device, wherein the two spray baffles are respectively fixedly mounted on the drum screen frame structure and are located on both sides of the drum screen cylinder, and a spray head is arranged on the inner side of the spray baffle;

[0008] The output end and the input end of the booster water pump are respectively connected with a water outlet pipeline and a water inlet pipeline, one end of the water inlet pipeline extends to the inside of the clear water tank, and one end of the water outlet pipeline is connected with the spray baffle.

[0009] Preferably, the control device is fixedly mounted on one side of the booster water pump via a connecting arm.

[0010] Preferably, cylindrical cavities are symmetrically opened inside the spray baffle, two cylindrical cavities are connected by a connecting cavity, one side of the inner surface of the connecting cavity located in the middle of the spray baffle is connected to an arc cavity, and a cleaning component is arranged in the middle of the spray baffle.

[0011] Preferably, the cleaning assembly includes a mounting shaft, one end of which is rotatably connected to one side of the inner wall of the arc-shaped cavity, a driving impeller is fixedly connected to the surface of the mounting shaft and located inside the arc-shaped cavity, a locking device is provided at one end of the mounting shaft and located outside the spray baffle, and a cleaning brush is fixedly installed at one end of the mounting shaft through the locking device.

[0012] By setting up a cleaning brush, the water flow can be used to drive the impeller to rotate, thereby driving the cleaning brush to rotate, cleaning the surface of the roller screen drum, improving the cleaning effect, and using water flow as power, no additional power equipment is required, which is more energy-saving and environmentally friendly.

[0013] Preferably, one side of the cleaning brush is fixedly connected to a fixing component, the fixing component includes a fixing head, a cylindrical cavity is opened on one side of the inner surface of the fixing head, insertion ports are symmetrically opened on both sides of the inner surface of the cylindrical cavity, an arc groove is opened on one side of the inner surface of the insertion port, and a positioning groove is opened on one side of the inner surface of the arc groove.

[0014] By opening a positioning groove, when the locking device and the fixing assembly are installed, the positioning block is located inside the limiting groove, which can position the driving shaft axially to make the fixation more stable, wherein the inner cavity of the fixing head is rectangular and the cross-section of the locking head is rectangular.

[0015] Preferably, the locking device includes a locking head, one side of the inner wall of the locking head is rotatably connected to a rectangular shaft, one end of the rectangular shaft is fixedly connected to a driving shaft, one end of the driving shaft passes through the locking head and extends to the outside of the locking head, and one end of the driving shaft located outside the locking head is symmetrically fixedly connected to two positioning blocks.

[0016] Preferably, a spring is fixedly connected to one side of the interior of the locking head, one end of the spring is fixedly connected to the surface of the driving shaft, driving handles are fixedly connected to both sides of the surface of the rectangular shaft, one end of the driving handle extends to the outside of the locking head through an arc-shaped slide groove, an elastic part is sleeved on the surface of the rectangular shaft and between the driving handle and the driving shaft, and a limiting groove is provided on one side of the inner surface of the arc-shaped slide groove.

[0017] Preferably, a reciprocating drive component and a sliding sleeve are respectively provided at the bottom of the two spray baffles, the reciprocating drive component includes a motor, the end of the motor output shaft is fixedly connected to a reciprocating screw via a coupling, the surface of the reciprocating screw is threadedly connected to a nut, the surface of the nut is fixedly connected to the bottom of the spray baffle, and a support rod passes through the interior of the sliding sleeve.

[0018] The number of the sliding sleeves and nuts is no less than two. The sliding sleeves are arranged in cooperation with the support rods to support the spray baffle on the other side so that it can reciprocate along with the spray baffle provided with a reciprocating drive member.

[0019] Preferably, the water outlet pipeline includes two connecting pipes, one end of the two connecting pipes are respectively connected to the top of the two spray baffles, the other ends of the two connecting pipes are connected through a tee pipe, one end of the tee pipe is connected to a water inlet pipe, and one end of the water inlet pipe is connected to the output end of the booster water pump through a hose.

[0020] By connecting the connecting pipe to the top of the spray baffle, the use of pipes is saved and the installation is convenient.

[0021] Preferably, the tops of the two spray baffles are fixedly connected with a U-shaped connecting arm, and one side of the U-shaped connecting arm is fixedly connected with a positioning piece.

[0022] Compared with the related art, the shield slag screening and washing equipment for weathered rock provided by the present invention has the following beneficial effects:

[0023] The present invention provides a shield slag screening and flushing device for weathered rock. Spray baffles are arranged on a drum screen frame structure and on both sides of a roller screen cylinder. When the drum screen is working, water in a clean water tank is pressed into a nozzle through a water inlet pipe and a water outlet pipe by a booster water pump, and is sprayed out by the nozzle to flush the surface of the drum screen, thereby diluting the solid phase concentration of the slag mud, thereby preventing the mud from sticking to the drum screen, causing the drum screen to be unable to normally screen out solid particles, and the spray baffle can prevent mud and water from splashing during cleaning, thereby affecting the cleanliness and sanitation of the site. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 A schematic structural diagram of a first embodiment of a shield slag screening and flushing device for weathered rock provided by the present invention;

[0025] Figure 2 for Figure 1 The structural diagram of the front side is shown;

[0026] Figure 3 A schematic structural diagram of a second embodiment of the shield slag screening and flushing equipment for weathered rock provided by the present invention;

[0027] Figure 4 for Figure 1 A cross-sectional view of the sweeping assembly shown;

[0028] Figure 5 for Figure 1 A cross-sectional view of the spray baffle shown;

[0029] Figure 6 for Figure 1 A top view of the fixed head shown;

[0030] Figure 7 for Figure 1 A side view of the locking head is shown.

[0031] Numbers in the figure: 1, clean water tank, 2, booster pump, 3, spray baffle, 4, nozzle, 5, water inlet pipe, 6, water outlet pipe, 61, connecting pipe, 62, three-way pipe, 63, water inlet pipe, 7, control device, 8, cleaning component, 81, installation shaft, 82, driving impeller, 83, cleaning brush, 84, fixed head, 85, cylindrical cavity, 86, arc groove, 87, positioning groove, 88, insertion port, 9, locking device, 9 1. Locking head, 92. Rectangular shaft, 93. Driving shaft, 94. Positioning block, 95. Spring, 96. Elastic member, 97. Driving handle, 98. Arc slide groove, 99. Limiting groove, 10. Cylindrical cavity, 11. Reciprocating driving member, 111. Motor, 112. Reciprocating screw rod, 113. Nut, 12. Support rod, 13. Sliding sleeve, 14. U-shaped connecting arm, 15. Positioning member, 16. Connecting cavity, 17. Arc cavity. DETAILED DESCRIPTION

[0032] The present invention will be further described below in conjunction with the accompanying drawings and implementation modes.

[0033] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 ,in, Figure 1 Screening and washing equipment for shield slag of weathered rock; Figure 2 Screening and washing equipment for shield slag of weathered rock; Figure 3 Screening and washing equipment for shield slag of weathered rock; Figure 4 Screening and washing equipment for shield slag of weathered rock; Figure 5 It is a shield slag screening and washing equipment for weathered rock. It is a shield slag screening and washing equipment for weathered rock, including:

[0034] A clean water tank 1, a booster water pump 2, two spray baffles 3 and a control device 7, wherein the two spray baffles 3 are respectively fixedly mounted on the drum screen frame structure and are located on both sides of the drum screen cylinder, and a spray head 4 is arranged on the inner side of the spray baffle 3;

[0035] The output end and the input end of the booster water pump 2 are respectively connected to a water outlet pipe 6 and a water inlet pipe 5 . One end of the water inlet pipe 5 extends to the inside of the clean water tank 1 , and one end of the water outlet pipe 6 is connected to the spray baffle 3 .

[0036] The control device 7 is fixedly mounted on one side of the booster water pump 2 via a connecting arm.

[0037] The spray baffle is 0.5-1 meter higher than the drum screen body, and then the high-pressure spray pipe is fixed on the inner side of the spray baffle 3, and the nozzle 4 is fixed on the inner side of the high-pressure spray pipe, facing the drum screen body, and multiple nozzles are laid parallel to each other along both sides of the drum screen.

[0038] The working principle of the weathered rock shield slag screening and washing equipment provided by the present invention is as follows:

[0039] By arranging spray baffles 3 on the frame structure of the drum screen and on both sides of the roller screen drum, when the drum screen is working, the water in the clean water tank 1 is pressed into the inside of the nozzle 4 through the water inlet pipe 5 and the water outlet pipe 6 by the booster water pump 2, and the water is sprayed out through the nozzle 4 to wash the surface of the drum screen, diluting the solid phase concentration of the slag slurry, thereby preventing the soil from sticking to the drum screen, resulting in the drum screen being unable to normally screen out solid particles.

[0040] Compared with the related art, the shield slag screening and washing equipment for weathered rock provided by the present invention has the following beneficial effects:

[0041] By arranging a spray baffle 3 on the frame structure of the drum screen and on both sides of the roller screen drum, when the drum screen is working, the water in the clean water tank 1 is pressed into the inside of the nozzle 4 through the water inlet pipe 5 and the water outlet pipe 6 by the booster water pump 2, and the water is sprayed out by the nozzle 4 to wash the surface of the drum screen, diluting the solid phase concentration of the slag mud, thereby preventing the mud from sticking to the drum screen, resulting in the drum screen being unable to normally screen out solid particles, and the spray baffle 3 can prevent mud and water from splashing during cleaning, affecting the cleanliness and sanitation of the site.

[0042] Second embodiment

[0043] Please refer to Figure 2 , Figure 3 and Figure 5 Based on the shield slag screening and flushing equipment for weathered rock provided in the first embodiment of the present application, the second embodiment of the present application proposes another shield slag screening and flushing equipment for weathered rock. The second embodiment is only a preferred mode of the first embodiment, and the implementation of the second embodiment will not affect the independent implementation of the first embodiment.

[0044] Specifically, the difference of the weathered rock shield slag screening and flushing equipment provided in the second embodiment of the present application is that, in the weathered rock shield slag screening and flushing equipment, the interior of the spray baffle 3 is symmetrically provided with cylindrical cavities 10, and the two cylindrical cavities 10 are connected by a connecting cavity 16, and one side of the inner surface of the connecting cavity 16 located in the middle of the spray baffle 3 is connected with an arc cavity 17, and a cleaning assembly 8 is arranged in the middle of the spray baffle 3.

[0045] A nozzle is fixedly installed at the connection between the connecting cavity 16 and the two cylindrical cavities 10 .

[0046] The cleaning assembly 8 includes a mounting shaft 81, one end of which is rotatably connected to one side of the inner wall of the arc-shaped cavity 17, a driving impeller 82 is fixedly connected to the surface of the mounting shaft 81 and located inside the arc-shaped cavity 17, a locking device 9 is provided at one end of the mounting shaft 81 and located outside the spray baffle 3, and a cleaning brush 83 is fixedly installed at one end of the mounting shaft 81 through the locking device 9.

[0047] One side of the driving impeller 82 extends to the interior of the connecting chamber 16, and the installation shaft 81 and the spray baffle 3 penetrate therethrough to form a mechanical seal.

[0048] One side of the cleaning brush 83 is fixedly connected to a fixing component, and the fixing component includes a fixing head 84, one side of the inner surface of the fixing head 84 is provided with a cylindrical cavity 85, and both sides of the inner surface of the cylindrical cavity 85 are symmetrically provided with insertion ports 88, one side of the inner surface of the insertion port 88 is provided with an arc groove 86, one side of the inner surface of the arc groove 86 is provided with a positioning groove 87, and one side of the inner surface of the arc groove 86 is bonded with a rubber pad, which is preferably made of silicone material.

[0049] The two arc-shaped grooves 86 are opened clockwise on one side of the two insertion openings 88 .

[0050] The locking device 9 includes a locking head 91, one side of the inner wall of the locking head 91 is rotatably connected to a rectangular shaft 92, one end of the rectangular shaft 92 is fixedly connected to a driving shaft 93, one end of the driving shaft 93 passes through the locking head 91 and extends to the outside of the locking head 91, and one end of the driving shaft 93 located outside the locking head 91 is symmetrically fixedly connected to two positioning blocks 94.

[0051] A spring 95 is fixedly connected to one side of the interior of the locking head 91, one end of the spring 95 is fixedly connected to the surface of the driving shaft 93, and driving handles 97 are fixedly connected to both sides of the surface of the rectangular shaft 92. One end of the driving handle 97 extends to the outside of the locking head 91 through an arc-shaped slide groove 98, and an elastic member 96 is sleeved on the surface of the rectangular shaft 92 and located between the driving handle 97 and the driving shaft 93, and a limiting groove 99 is provided on one side of the inner surface of the arc-shaped slide groove 98.

[0052] The outer end of the mainspring 95 is fixedly connected to the inner surface of the locking head 91 , and the inner end of the mainspring 95 is fixedly connected to the surface of the driving shaft 93 .

[0053] A reciprocating drive member 11 and a sleeve 13 are respectively provided at the bottom of the two spray baffles 3. The reciprocating drive member 11 includes a motor 111. The end of the output shaft of the motor 111 is fixedly connected to a reciprocating screw rod 112 through a coupling. A nut 113 is threadedly connected to the surface of the reciprocating screw rod 112. The surface of the nut 113 is fixedly connected to the bottom of the spray baffle 3. A support rod 12 runs through the interior of the sleeve 13.

[0054] The motor 111 is fixedly mounted on one side of the frame of the drum screen, the other end of the reciprocating screw rod 112 is fixed to the other side of the frame through a connecting block, at least two nuts 113 are provided, and both ends of the support rod 12 are fixedly mounted on the roller screen drum frame through connecting blocks and away from one side of the reciprocating drive member 11, wherein the two cleaning brushes 83 are in contact with both sides of the roller screen drum.

[0055] The water outlet pipeline 6 includes two connecting pipes 61, one end of the two connecting pipes 61 is connected to the top of the two spray baffles 3 respectively, and the other ends of the two connecting pipes 61 are connected through a three-way pipe 62. One end of the three-way pipe 62 is connected to a water inlet pipe 63, and one end of the water inlet pipe 63 is connected to the output end of the booster water pump 2 through a hose.

[0056] A U-shaped connecting arm 14 is fixedly connected to the top of the two spray baffles 3 , and a positioning member 15 is fixedly connected to one side of the U-shaped connecting arm 14 .

[0057] The positioning member 15 is a two-thirds cylindrical tube, and the water inlet pipe 63 is located inside the positioning member 15 to position the water inlet pipe 63;

[0058] When the roller screen drum is working, the booster water pump 2 presses the water flow into the spray baffle 3, and the water flows from the upper cylindrical cavity 10 through the connecting cavity 16 into the lower cylindrical cavity 10, and then is sprayed out by the nozzle 4. When the water flows through the connecting cavity 16 in the middle, the water drives the impeller 82 to rotate, thereby driving the installation shaft 81 to rotate, and the installation shaft 81 rotates to drive the cleaning brush 83 to rotate;

[0059] At the same time, the motor 111 is turned on, the motor drives the reciprocating screw rod 112 to rotate, and the reciprocating screw rod 112 drives the nut 113 to move back and forth along the surface of the reciprocating screw rod 112, thereby driving the spray baffle 3 to move back and forth, and the spray baffle flushes the surface of the roller screen drum through the nozzle 4, and at the same time, the cleaning brush 83 can clean the surface of the roller screen drum;

[0060] By providing a reciprocating drive member 11 to drive the spray baffle 3 to move back and forth, the length of the spray baffle 3 can be reduced, the number of the spray heads 4 can be reduced, the pressure of the water flow sprayed by the spray heads 4 can be guaranteed, and at the same time, the surface of the roller screen drum can be sprayed;

[0061] And by setting the cleaning assembly 8, the water flow can be used to drive the impeller 82 to rotate, thereby driving the cleaning brush 83 to rotate, cleaning the surface of the roller screen drum, improving the cleaning effect, and using the water flow as power, no additional power equipment is required, which is more energy-saving and environmentally friendly;

[0062] At the same time, the cleaning brush 83 can be quickly installed and replaced by the fixed head 84 in cooperation with the locking device 9;

[0063] When disassembling, the driving handle 97 is pushed, and the driving handle 97 drives the driving shaft 93 to move through the rectangular shaft 92, and the driving shaft 93 drives the positioning block 94 to move out of the positioning groove 87, and at this time, the elastic member 96 is compressed, and the rubber pad on one side of the inner wall of the arc groove 86 is compressed, and then the driving handle 97 is rotated counterclockwise until it can no longer rotate, and the driving handle 97 drives the rectangular shaft 92 to rotate, and the rectangular shaft 92 drives the driving shaft 93 to rotate, and the driving shaft 93 drives the positioning block 94 to rotate so that it corresponds to the insertion port 88. At this time, the driving handle 97 corresponds to the limiting groove 99, and the driving handle 97 is pushed to move into the limiting groove 99 through the action of the elastic member 96 to limit it, and at this time, the driving shaft 93 contracts the spring 95, and the cleaning brush 83 can be directly removed;

[0064] During installation, the fixed head 84 at the end of the cleaning brush 83 is correspondingly sleeved on the surface of the locking head 91, and the positioning block 94 is corresponding through the insertion port 88 and pressed so that the positioning block 94 compresses the rubber pad to correspond to the arc groove 86, and then the driving handle 97 is moved out of the limiting groove 99. At this time, the driving shaft 93 is driven to rotate through the action of the spring 95, and the driving shaft 93 drives the positioning block 94 to move to correspond to the positioning groove 87. At this time, through the action of the rubber pad, the positioning block 94 moves to the inside of the positioning groove 87 for axial positioning, making the fixation more stable and the installation simple.

[0065] The above descriptions are merely embodiments of the present invention and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the present invention specification and drawings, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A shield slag screening and washing equipment for weathered rock, characterized in that: include: A clean water tank, a booster water pump, two spray baffles and a control device, wherein the two spray baffles are respectively fixedly mounted on the drum screen frame structure and are located on both sides of the drum screen cylinder, and a spray head is arranged on the inner side of the spray baffle; The output end and the input end of the booster water pump are respectively connected with a water outlet pipeline and a water inlet pipeline, one end of the water inlet pipeline extends to the inside of the clean water tank, and one end of the water outlet pipeline is connected with the spray baffle; The spray baffle is symmetrically provided with cylindrical cavities, two of the cylindrical cavities are connected by a connecting cavity, one side of the inner surface of the connecting cavity located in the middle of the spray baffle is connected with an arc cavity, and a cleaning component is provided in the middle of the spray baffle; The cleaning assembly comprises a mounting shaft, one end of which is rotatably connected to one side of the inner wall of the arc-shaped cavity, a driving impeller is fixedly connected to the surface of the mounting shaft and located inside the arc-shaped cavity, a locking device is provided at one end of the mounting shaft and located outside the spray baffle, and a cleaning brush is fixedly installed at one end of the mounting shaft through the locking device; A fixing assembly is fixedly connected to one side of the cleaning brush, and the fixing assembly includes a fixing head, a cylindrical cavity is provided on one side of the inner surface of the fixing head, insertion openings are symmetrically provided on both sides of the inner surface of the cylindrical cavity, an arc groove is provided on one side of the inner surface of the insertion opening, and a positioning groove is provided on one side of the inner surface of the arc groove; The control device is fixedly mounted on one side of the booster water pump via a connecting arm.

2. The shield slag screening and washing equipment for weathered rock according to claim 1, characterized in that: The locking device includes a locking head, one side of the inner wall of the locking head is rotatably connected to a rectangular shaft, one end of the rectangular shaft is fixedly connected to a driving shaft, one end of the driving shaft passes through the locking head and extends to the outside of the locking head, and one end of the driving shaft located outside the locking head is symmetrically fixedly connected to two positioning blocks.

3. The shield slag screening and washing equipment for weathered rock according to claim 2, characterized in that: A spring is fixedly connected to one side of the interior of the locking head, one end of the spring is fixedly connected to the surface of the driving shaft, driving handles are fixedly connected to both sides of the surface of the rectangular shaft, one end of the driving handle extends to the outside of the locking head through an arc-shaped slide groove, an elastic part is sleeved on the surface of the rectangular shaft and located between the driving handle and the driving shaft, and a limiting groove is provided on one side of the inner surface of the arc-shaped slide groove.

4. The shield slag screening and washing equipment for weathered rock according to claim 1, characterized in that: A reciprocating drive component and a sliding sleeve are respectively provided at the bottom of the two spray baffles. The reciprocating drive component includes a motor. The end of the motor output shaft is fixedly connected to a reciprocating screw through a coupling. A nut is threadedly connected to the surface of the reciprocating screw. The surface of the nut is fixedly connected to the bottom of the spray baffle. A support rod passes through the interior of the sliding sleeve.

5. The shield slag screening and washing equipment for weathered rock according to claim 1, characterized in that: The water outlet pipeline includes two connecting pipes, one end of the two connecting pipes is connected to the top of the two spray baffles respectively, the other ends of the two connecting pipes are connected through a tee pipe, one end of the tee pipe is connected to a water inlet pipe, and one end of the water inlet pipe is connected to the output end of the booster water pump through a hose.

6. The shield slag screening and washing equipment for weathered rock according to claim 1, characterized in that: The tops of the two spray baffles are fixedly connected with a U-shaped connecting arm, and one side of the U-shaped connecting arm is fixedly connected with a positioning piece.

Images