Physical vibration screening and cyclone separation device for engineering waste mud

Abstract

The utility model relates to a physical vibration screening and cyclone separation device for engineering waste mud. The physical vibration screening and cyclone separation device comprises a gantry crane, a mud containing tank, a cyclone separator, a mud cake barrel, a clear water pipeline, a bearing frame and a control console, the pulp containing tank is hung above the cyclone separator through the gantry crane, and the cyclone separator comprises an upper rotating machine, a middle rotating machine and a lower rotating machine. The device has the beneficial effects that the upper press, the middle press and the lower press are arranged from top to bottom, and the radiuses of the slurry outlet holes are gradually reduced, so that the slurry water quality can be gradually purified, solid-liquid separation is realized, and the device can be recycled and has high economic benefits; the opening and closing doors are arranged on the upper press, the middle press and the lower press respectively, when no water flows out of the slurry outlet, rotation of the cyclone separator is stopped, the opening and closing doors are opened, and a mud cake is pushed out, so that the mud cake in the slurry outlet cylinder can be quickly cleaned, and the purification efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the field of mud separation systems, and in particular comprises a physical vibration screening and cyclone separation device for engineering waste mud. Background Art

[0002] With the continuous development of the national economy, there are more and more geotechnical projects that generate waste mud during the construction of pile foundations, underground continuous walls and shield tunnels. Pit landfill and chemical solidification treatment are traditional mud treatment methods. The disadvantages of the two treatment methods are: pit landfill has high transportation costs, mud and slag need to occupy a large amount of storage space, chemical solidification treatment requires a large amount of flocculation agents and coagulation agents, and the equipment to separate solids and liquids is expensive, the treatment cost is high, and the operation process is complicated and cumbersome.

[0003] In view of the technical problems existing in the prior art, it is urgently necessary to propose an engineering waste mud screening and separation device to purify the mud water quality and realize solid-liquid separation. Utility Model Content

[0004] The utility model aims to overcome the deficiencies in the prior art and provide a physical vibration screening and cyclone separation device for engineering waste mud.

[0005] The engineering waste mud physical vibration screening and cyclone separation device comprises: a gantry crane, a slurry tank, a cyclone separator, a mud cake barrel, a clean water pipeline, a load-bearing frame and a control console;

[0006] The slurry tank is suspended above the cyclone separator by a gantry crane, and the cyclone separator includes an upper cyclone, a middle cyclone and a lower cyclone; the cyclone separators all include a slurry discharge barrel, a plurality of slurry discharge holes are provided on the slurry discharge barrel, a slurry collection barrel is disposed outside the slurry discharge barrel, opening and closing doors are provided at both ends of the slurry discharge barrel, a slurry inlet is provided on the slurry discharge barrel and the slurry collection barrel, a slurry discharge outlet is provided at the bottom of the slurry collection barrel, a water receiving trough is provided below the slurry discharge outlet, and the water receiving trough is connected to the slurry inlet of the cyclone separator below through a slurry funnel; the water receiving trough of the lower cyclone is connected to a clean water pipeline; the slurry discharge hole radius of the upper cyclone, the middle cyclone and the lower cyclone decreases in sequence; the load-bearing frame includes a load-bearing platform, a load-bearing column and a slurry funnel, and the cyclone separators are respectively placed on load-bearing platforms at different heights; the center position of the load-bearing platform of the upper cyclone and the middle cyclone contains a reserved through hole, and the lower side of the reserved through hole is connected to the slurry funnel.

[0007] Preferably, the upper rotary machine comprises a slurry inlet and a water receiving trough, the slurry inlet is located in the middle area on the opposite side of the water receiving trough, the water receiving trough is located directly below the slurry collection barrel and on the upper side of the supporting trough rod supported by the rotary machine, and a slurry funnel is provided in the center of the water receiving trough; the middle rotary machine comprises a slurry inlet and a water receiving trough, the slurry inlet and the water receiving trough are the same as those of the upper rotary machine; the lower rotary machine comprises a slurry inlet and a water receiving trough, the slurry inlet is the same as the slurry inlet of the upper middle rotary machine, the water receiving trough is the same as the water receiving trough of the upper middle rotary machine, the difference is that the water receiving trough of the lower rotary machine is connected to a clean water pipeline; the number of slurry outlet holes of the upper rotary machine is less than that of the middle rotary machine, and the number of slurry outlet holes of the middle rotary machine is less than that of the lower rotary machine; the slurry outlet barrel is provided with a plurality of slurry outlet holes, the radius of the slurry outlet hole of the upper rotary machine is twice that of the middle rotary machine, and the radius of the slurry outlet hole of the middle rotary machine is twice that of the lower rotary machine.

[0008] Preferably, a cyclone support is provided at the bottom of each cyclone separator, and the cyclone support includes a support rod and a support groove rod, and a semicircular support is connected to the support rod, and the inner diameter of the semicircular support is the same as the outer diameter of the pulp discharge barrel, and the semicircular support is supported below the pulp discharge barrel; the distance between the support groove rods is less than the maximum distance of the water receiving trough.

[0009] Preferably, the height from the center of the water receiving trough to the load-bearing platform is lower than the height from the two sides of the water receiving trough to the load-bearing platform, and the water receiving trough is both a center-opposite side structure and an axisymmetric structure; the pulp collecting barrel includes multiple pulp outlets on the lower side, and the maximum distance between the pulp outlets on both sides is smaller than the maximum distance of the water receiving trough.

[0010] Preferably, the inner diameter of the pulp discharge barrel is equal to the diameter of the opening and closing door, and the outer diameter of the pulp discharge barrel is smaller than the inner diameter of the pulp collection barrel.

[0011] Preferably, the connecting line of the slurry funnel is parallel to the load-bearing column.

[0012] Preferably, the hole of the pulp inlet passes through the pulp outlet barrel and the pulp collection barrel.

[0013] Preferably, the control console is used to individually control the upward spin machine, the middle spin machine and the downward spin machine.

[0014] Preferably, a circular filter screen is provided in the pulp tank, and the diameter of the circular filter screen is the same as the inner diameter of the pulp tank; the maximum size of the outlet of the pulp tank is smaller than the size of the pulp inlet of the upper rotating machine.

[0015] The beneficial effects of the utility model are:

[0016] 1) The utility model is provided with an upper rotary machine, a middle rotary machine and a lower rotary machine from top to bottom, and the radius of the slurry outlet holes is gradually reduced, so that the slurry water quality can be gradually purified, solid-liquid separation can be achieved, and the slurry can be repeatedly recycled, with high economic benefits.

[0017] 2) The utility model provides opening and closing doors on the upper cyclone, the middle cyclone and the lower cyclone respectively. When no water flows out of the slurry outlet, the rotation of the cyclone separator is stopped, the opening and closing doors are opened, and the mud cake is pushed out, so that the mud cake in the slurry outlet tube can be quickly cleaned and the purification efficiency is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a front view schematic diagram of the mud physical vibration cyclone separation system;

[0019] Figure 2 It is a partially enlarged schematic diagram of the mud physical vibration cyclone separation system;

[0020] Figure 3 It is a side schematic diagram of the mud physical vibration cyclone separation system;

[0021] Figure 4 This is a schematic diagram of the slurry discharge barrels of the upper press, middle press and lower press of the mud physical vibration cyclone separation system.

[0022] Explanation of the accompanying reference numerals: 1. gantry crane, 2. slurry holding tank, 3. cyclone separator, 4. mud cake barrel, 5. clean water pipe, 6. load-bearing frame, 7. control console, 8. circular filter screen, 9. upper rotary machine, 10. middle rotary machine, 11. lower rotary machine, 12. slurry discharge barrel, 13. slurry collection barrel, 14. opening and closing door, 15. rotary machine support, 16. slurry inlet, 17. water receiving trough, 18. supporting trough rod, 19. slurry funnel, 20. slurry discharge hole, 21. slurry outlet, 22. supporting machine rod, 23. semicircular support, 24. load-bearing platform, 25. load-bearing column. DETAILED DESCRIPTION

[0023] The utility model is further described below in conjunction with the embodiments. The description of the following embodiments is only used to help understand the utility model. It should be pointed out that for ordinary people in this technical field, the utility model can also be modified in some ways without departing from the principle of the utility model, and these improvements and modifications also fall within the scope of protection of the claims of the utility model.

[0024] As an example, Figures 1 to 4 As shown, this engineering waste mud physical vibration screening and cyclone separation device includes: a gantry crane 1, a slurry tank 2, a cyclone separator 3, a mud cake barrel 4, a clean water pipeline 5, a load-bearing frame 6, and a control console 7; a circular filter screen 8 is arranged inside the slurry tank 2, and the diameter of the circular filter screen 8 is the same as the inner diameter of the slurry tank 2; the cyclone separator 3 includes an upper cyclone 9, a middle cyclone 10, and a lower cyclone 11.

[0025] The slurry tank 2 is suspended above the cyclone separator 3 by a gantry crane 1, and the cyclone separator 3 includes an upper cyclone 9, a middle cyclone 10 and a lower cyclone 11; the cyclone separator 3 includes a slurry discharge barrel 12, a plurality of slurry discharge holes 20 are opened on the slurry discharge barrel 12, a slurry collection barrel 13 is arranged outside the slurry discharge barrel 12, opening and closing doors 14 are arranged at both ends of the slurry discharge barrel 12, slurry inlets 16 are opened on the slurry discharge barrel 12 and the slurry collection barrel 13, a slurry discharge outlet 21 is opened at the bottom of the slurry collection barrel 13, a water receiving trough 17 is arranged below the slurry discharge outlet 21, and the water receiving trough 17 is connected to the slurry inlet 16 of the cyclone separator 3 below through a slurry funnel 19.

[0026] The upper rotary machine 9 comprises a pulp inlet 16 and a water receiving trough 17. The pulp inlet 16 is located in the middle area opposite to the water receiving trough 17. The water receiving trough 17 is located directly below the pulp collecting barrel 13 and on the upper side of the supporting groove rod 18 of the rotary machine support 15. A pulp funnel 19 is provided in the center of the water receiving trough 17.

[0027] The middle spinner 10 comprises a slurry inlet 16 and a water receiving trough 17, which are the same as those of the upper spinner 9; the lower press comprises a slurry inlet 16 and a water receiving trough 17, which are the same as those of the upper middle spinner 10, and the water receiving trough 17 is similar to the water receiving trough 17 of the upper middle spinner 10, except that the water receiving trough 17 of the lower spinner 11 is connected to the clean water pipe 5;

[0028] The slurry discharge barrel 12 contains many slurry discharge holes 20, the radius of the slurry discharge hole 20 of the upper rotary machine 9 is twice that of the middle rotary machine 10, and the radius of the slurry discharge hole 20 of the middle rotary machine 10 is twice that of the lower rotary machine 11; the collecting barrel 13 contains multiple slurry discharge ports 21 on the lower side, and the maximum distance between the slurry discharge ports 21 on both sides is less than the maximum distance between the water receiving trough 17; the rotary machine support 15 contains a support rod 22 and a support groove rod 18, the support rod 22 is connected to a semicircular support 23, and the inner diameter of the semicircular support 23 is the same as the outer diameter of the slurry discharge barrel 12; the load-bearing frame 6 includes a load-bearing platform 24, a load-bearing column 25, and a slurry funnel 19; the center position of the load-bearing platform 24 of the upper rotary machine 9 and the middle rotary machine 10 contains a reserved through hole, and the lower side of the reserved through hole is connected to the slurry funnel 19.

[0029] The load-bearing column 25, the mud cake barrel 4, the clean water pipeline 5 and other devices will not restrict each other.

[0030] The number of the slurry outlet holes 20 of the upper spinning machine 9 is smaller than the number of the slurry outlet holes 20 of the middle spinning machine 10 , and the number of the slurry outlet holes 20 of the middle spinning machine 10 is smaller than the number of the slurry outlet holes 20 of the lower spinning machine 11 .

[0031] The distance between the groove supporting rods 18 is smaller than the maximum distance between the water receiving grooves 17 .

[0032] The height from the center of the water receiving trough 17 to the load-bearing platform 24 is lower than the height from both sides of the water receiving trough 17 to the load-bearing platform 24, and the water receiving trough 17 is both a center-opposite side structure and an axisymmetric structure.

[0033] The inner diameter of the pulp discharge barrel 12 is equal to the diameter of the opening and closing door 14 , and the outer diameter of the pulp discharge barrel 12 is smaller than the inner diameter of the pulp collection barrel 13 .

[0034] The connection line of the slurry funnel 19 is parallel to the load-bearing column 25. The hole of the slurry inlet 16 passes through the slurry outlet barrel 12 and the slurry collection barrel 13.

[0035] The control console 7 can independently control the upward rotation machine 9 , the middle rotation machine 10 , and the downward rotation machine 11 .

[0036] The maximum size of the outlet of the pulp holding tank 2 is smaller than the size of the pulp inlet 16 of the upper rotary machine 9.

[0037] When using this physical vibration screening and cyclone separation device for engineering waste mud, the feed pipe is fixed to the slurry tank 2, and then the gantry crane 1 is operated by the control console 7 to lift the slurry tank 2 and gradually move it to the slurry inlet 16 of the upper rotary machine 9. The gantry crane 1 is always in a holding state, and the feed pump is started to input the waste mud in the mud pool into the slurry tank 2 for waste filtration and flow into the upper rotary machine 9.

[0038] Then, the upper rotary machine 9 is operated through the control console 7 to rotate the slurry discharge barrel 12 to separate the liquid and fine sand and gravel in the mud from the larger solids. Under high-speed rotation, the water molecules in the mud can also be precipitated. When no water flows out of the slurry discharge port 21 of the upper rotary machine 9, the upper rotary machine 9 is stopped, the opening and closing door 14 is opened, and the mud cake is pushed out.

[0039] The waste slurry of the upper spin machine 9 enters the middle spin machine 10 through the water receiving trough 17, and the middle spin machine 10 is operated by the control console 7, which is similar to the operation of the upper spin machine 9. The waste slurry of the middle spin machine 10 enters the lower spin machine 11 through the water receiving trough 17, and the lower spin machine 11 is controlled by the control console 7 in a similar operation manner.

[0040] By gradually purifying the mud water quality, the slurry can flow out through the clean water pipe 5 and can be collected for use. The opening and closing door 14 of the cyclone separator 3 is opened through the control console 7 to push the mud residue into the mud cake barrel 4 to achieve solid-liquid separation.

Claims

1. Physical vibration screening and cyclone separation device for engineering waste mud, characterized in that: include: Gantry crane, slurry tank, cyclone separator, mud cake barrel, clean water pipeline, load-bearing frame and control console; The slurry tank is suspended above the cyclone separator by a gantry crane, and the cyclone separator includes an upper cyclone, a middle cyclone and a lower cyclone; the cyclone separators all include a slurry discharge barrel, a plurality of slurry discharge holes are provided on the slurry discharge barrel, a slurry collection barrel is disposed outside the slurry discharge barrel, opening and closing doors are provided at both ends of the slurry discharge barrel, a slurry inlet is provided on the slurry discharge barrel and the slurry collection barrel, a slurry discharge outlet is provided at the bottom of the slurry collection barrel, a water receiving trough is provided below the slurry discharge outlet, and the water receiving trough is connected to the slurry inlet of the cyclone separator below through a slurry funnel; the water receiving trough of the lower cyclone is connected to a clean water pipeline; the slurry discharge hole radius of the upper cyclone, the middle cyclone and the lower cyclone decreases in sequence; the load-bearing frame includes a load-bearing platform, a load-bearing column and a slurry funnel, and the cyclone separators are respectively placed on load-bearing platforms at different heights; the center position of the load-bearing platform of the upper cyclone and the middle cyclone contains a reserved through hole, and the lower side of the reserved through hole is connected to the slurry funnel.

2. The physical vibration screening and cyclone separation device for engineering waste mud according to claim 1 is characterized by: The upper rotary machine comprises a slurry inlet and a water receiving trough, the slurry inlet is located in the middle area on the opposite side of the water receiving trough, the water receiving trough is located directly below the slurry collection barrel and on the upper side of the supporting trough rod supported by the rotary machine, and a slurry funnel is provided in the center of the water receiving trough; the middle rotary machine comprises a slurry inlet and a water receiving trough, the slurry inlet and the water receiving trough are the same as those of the upper rotary machine; the lower rotary machine comprises a slurry inlet and a water receiving trough, the slurry inlet is the same as the slurry inlet of the upper middle rotary machine, the water receiving trough is the same as the water receiving trough of the upper middle rotary machine, the difference is that the water receiving trough of the lower rotary machine is connected to the clean water pipeline; the number of slurry outlet holes of the upper rotary machine is less than that of the middle rotary machine, and the number of slurry outlet holes of the middle rotary machine is less than that of the lower rotary machine; the slurry outlet barrel is provided with a plurality of slurry outlet holes, the radius of the slurry outlet hole of the upper rotary machine is twice that of the middle rotary machine, and the radius of the slurry outlet hole of the middle rotary machine is twice that of the lower rotary machine.

3. The physical vibration screening and cyclone separation device for engineering waste mud according to claim 1 is characterized by: A cyclone support is provided at the bottom of each cyclone separator, and the cyclone support includes a support rod and a support groove rod. A semicircular support is connected to the support rod, and the inner diameter of the semicircular support is the same as the outer diameter of the pulp discharge barrel. The semicircular support is supported below the pulp discharge barrel; the distance between the support groove rods is less than the maximum distance of the water receiving trough.

4. The physical vibration screening and cyclone separation device for engineering waste mud according to claim 1 is characterized by: The height from the center of the water receiving trough to the load-bearing platform is lower than the height from the two sides of the water receiving trough to the load-bearing platform, and the water receiving trough is both a center opposite side structure and an axisymmetric structure; the pulp collecting barrel includes multiple pulp outlets on the lower side, and the maximum distance between the pulp outlets on both sides is smaller than the maximum distance of the water receiving trough.

5. The physical vibration screening and cyclone separation device for engineering waste mud according to claim 1 is characterized by: The inner diameter of the pulp discharge barrel is equal to the diameter of the opening and closing door, and the outer diameter of the pulp discharge barrel is smaller than the inner diameter of the pulp collection barrel.

6. The physical vibration screening and cyclone separation device for engineering waste mud according to claim 1 is characterized by: The connecting line of the slurry funnel is parallel to the load-bearing column.

7. The physical vibration screening and cyclone separation device for engineering waste mud according to claim 1 is characterized by: The hole of the pulp inlet passes through the pulp outlet barrel and the pulp collection barrel.

8. The physical vibration screening and cyclone separation device for engineering waste mud according to claim 1 is characterized by: The control console is used to individually control the upward spin machine, the middle spin machine and the downward spin machine.

9. The physical vibration screening and cyclone separation device for engineering waste mud according to claim 1 is characterized by: A circular filter screen is arranged in the pulp tank, and the diameter of the circular filter screen is the same as the inner diameter of the pulp tank; the maximum size of the outlet of the pulp tank is smaller than the size of the pulp inlet of the upper rotary machine.

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