CN211645014U - Sludge wall breaking device for deep squeezing of sludge - Google Patents
Sludge wall breaking device for deep squeezing of sludge Download PDFInfo
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- CN211645014U CN211645014U CN201921616342.0U CN201921616342U CN211645014U CN 211645014 U CN211645014 U CN 211645014U CN 201921616342 U CN201921616342 U CN 201921616342U CN 211645014 U CN211645014 U CN 211645014U
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Abstract
The utility model provides a carry out mud broken wall device that degree of depth was squeezed to mud, belongs to the processing apparatus to municipal sludge. The sludge wall breaking device is composed of two parts, including: a hydraulic plunger pump and a grating wall breaking device; the hydraulic plunger pump is positioned in front of the grating wall breaking device and is connected with the grating wall breaking device through a wall breaking pipeline; the hydraulic plunger pump reciprocates to pressurize and release to pressurize and break the wall of the sludge, the grating wall breaking device breaks the wall of the sludge grating, and double wall breaking is carried out on the sludge; the sludge subjected to double wall breaking is conveyed to general squeezing dewatering equipment through a squeezing pipeline connected with the grid wall breaking device, and the sludge is squeezed in the general squeezing dewatering equipment. The advantages are that: 1. the water content of the sludge subjected to wall breaking and deep squeezing at normal temperature is low and reaches 55-58%, and the occupied space and combustion efficiency of the sludge are greatly reduced. 2. No addition of any additive is needed, the method is economical and practical, and the investment and operation cost is low. 3. The device has the advantages of simple structure, economy, practicality, easy installation and debugging, high efficiency, energy conservation and long service life.
Description
Technical Field
The utility model relates to a to municipal sludge's processing apparatus, especially carry out the mud broken wall device of repeated many times broken wall to mud.
Background
Most of the sludge is hydrophilic flocculent organic matter which is a composite colloid network structure, the hydration degree is high, and the squeezing difficulty is high. At present, general sludge press dewatering equipment is plate frame squeezer, box squeezer and diaphragm squeezer etc. because the repeated broken wall processing of not carrying on before the sludge squeezes for current sludge press equipment squeezes dewatering effect not ideal enough, and the sludge moisture content after squeezing is generally about 80%.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a carry out the mud broken wall device that the degree of depth was squeezed to mud, solve prior art, the problem that the mud squeezes the dehydration rate low.
The purpose of the utility model is realized like this: the sludge wall breaking device is composed of two parts, including: a hydraulic plunger pump and a grating wall breaking device; the hydraulic plunger pump is positioned in front of the grating wall breaking device and is connected with the grating wall breaking device through a wall breaking pipeline; the hydraulic plunger pump reciprocates to pressurize and release to pressurize and break the wall of the sludge, the grating wall breaking device breaks the wall of the sludge grating, and double wall breaking is carried out on the sludge; the sludge subjected to double wall breaking is conveyed to general squeezing dewatering equipment through a squeezing pipeline connected with the grid wall breaking device, and the sludge is squeezed in the general squeezing dewatering equipment.
The hydraulic plunger pump comprises: the device comprises a main pressure oil cylinder, a piston rod, a material cylinder, a feed hopper, a base, a cleaning water tank, a material cylinder piston, a hopper body and a reversing device; the cleaning water tank and the hopper body are arranged on the base; a main pressure oil cylinder is arranged on one side of the cleaning water tank; a material cylinder is arranged between the other side of the cleaning water tank and the hopper body; one end of the piston rod penetrates through the cleaning water tank and is positioned in the main pressure oil cylinder, and the other end of the piston rod penetrates through the cleaning water tank and is positioned in the material cylinder; an oil cylinder piston and a material cylinder piston are respectively arranged at two ends of the piston rod, the oil cylinder piston is positioned in the main oil cylinder, and the material cylinder piston is positioned in the material cylinder; the upper end of one side of the hopper body is provided with a feed hopper.
The reversing device comprises: the device comprises a feeding oil cylinder, a feeding valve plug, a discharging oil cylinder, a feeding valve port, a discharging valve port and a discharging chamber; the feeding oil cylinder is arranged on the side wall of the hopper body and is positioned on the hopper body above the feeding cylinder; the other side wall of the hopper body is connected with a discharging chamber which is positioned on the hopper body below the feed hopper; a feeding valve port and a discharging valve port are arranged on the side wall of the hopper body on one side of the feeding hopper, the feeding valve port is positioned at the position of the feeding hopper, and the discharging valve port is positioned at the position of the discharging chamber; the end part of the feeding oil cylinder is connected with a feeding valve plug which is positioned in the hopper body and corresponds to the feeding valve port; be connected with ejection of compact hydro-cylinder and broken wall pipeline on the lateral wall of ejection of compact room, there is ejection of compact valve plug at the end connection of ejection of compact hydro-cylinder, and ejection of compact valve plug is located the ejection of compact room to it is corresponding with ejection of compact valve port.
The preferable hydraulic plunger pump is a double-cylinder cone valve plunger pump; or a single-cylinder cone valve plunger pump; or an S-swing plunger pump; or a single cylinder plunger pump.
The grid broken wall device, include: the shell, the wall-breaking grating and the grating clamping grooves; grid clamping grooves are formed in the shell, 2-3 lines of grid clamping grooves are formed in the shell, and wall-breaking grids are placed in the grid clamping grooves; a wall-breaking input port and a wall-breaking output port are arranged on the side wall of the shell; the wall breaking input port is connected with the output port of the plunger pump through a conveying pipeline; the wall-broken output port is connected with the input port of the common squeezing dewatering equipment; the wall-breaking gratings in a group are 2-3 in total, holes are formed in each wall-breaking grating, the sizes of the holes in the wall-breaking gratings in a group are different, and the wall-breaking gratings placed in the grating clamping grooves are sequentially arranged from large to small according to the sizes of the holes; grid broken wall device squeezes between the device through squeezing the pipeline installation at hydraulic pressure plunger pump and general mud, and a set of broken wall grid of grid broken wall device built-in can be changed at any time, and one broken wall grid is less for the hole of one broken wall grid before one after, and mud carries out the broken wall to it through multistage grid, realizes the second broken wall to mud.
The sludge wall breaking device has the beneficial effects that by adopting the scheme, the sludge is input into the hydraulic plunger pump conveying cylinder, the hydraulic plunger pump conveying cylinder extrudes the sludge for multiple times at the action frequency of (4-6) times/min, the sludge has larger pressure when being extruded, the pressure disappears instantly when the hydraulic plunger pump conveying cylinder reverses at the reversing gap of the hydraulic plunger pump, the hydrophilic structure of the sludge is damaged under the action of the alternating transformation of a higher pressure state and a high pressure discontinuous state, part of bonding bonds are broken, most of gap water and part of capillary water of sludge particles in a sludge flocculation group are released to form free water, the hydrophilic characteristic of sludge molecules is effectively damaged, and the sludge is subjected to first wall breaking treatment; carry out the broken wall through hydraulic plunger pump and handle the mud that carries out and carry out and get into grid broken wall device once more, because the grid of grid broken wall device is porous structure, and back one-level grid hole is little than preceding one-level grid hole, and mud extrudees once more, cutting, mixes through the grid hole, and the hydrophilic structure of mud suffers destruction once more, forms to one kind and is convenient for through squeezing the loose slurry of quick release binding water, carries out the broken wall processing of second time to mud. And free water in the sludge can be released by pressing of the pressing equipment. The general squeezing equipment can deeply squeeze and deeply dehydrate the sludge subjected to wall breaking, the water content of the squeezed sludge is about (55-58)% and the dehydration effect is very good.
When the hydraulic plunger pump works, a valve is not arranged on a wall breaking pipeline between the hydraulic plunger pump and the grid wall breaking device, when a cylinder piston connected with a main pressure cylinder pushes materials to do work, the pressure in the wall breaking pipeline is increased, high pressure is transmitted to the grid wall breaking device, when the main pressure cylinder retreats and a feeding cylinder acts, the pressure in the wall breaking pipeline is lost instantly, the structure of sludge is damaged through the action of repeated pressurization and reversing instant pressure drop of the cylinder piston, sludge becomes loose, part of bonding bonds are broken, and most of gap water and part of capillary water of sludge particles in sludge flocculation are released to form free water; the binding energy between the sludge particles and the binding water adsorbed on the surface of the sludge particles is also destroyed to a certain degree, the sludge realizes solid-liquid separation to a certain degree, and the squeezing effect is further improved.
The problem of among the prior art, the mud squeezes the degree of difficulty higher, the dehydration rate is low is solved, the utility model aims at.
Compared with the prior sludge squeezing technology, the technology of the invention has the following advantages:
1. the water content of the sludge after deep squeezing of the sludge wall breaking is low and reaches 55-58%, the occupied space and the combustion efficiency of the sludge are greatly reduced, and no redundant working procedures exist.
2. The system is simple, the technology is advanced, no additive is required to be added, the system is economical and practical, and the investment and operation cost is low.
3. The wall breaking and squeezing of the sludge are both in a normal temperature state, and the environmental pollution is small.
4. The device has the advantages of simple structure, economy, practicality, easy installation and debugging, high efficiency, energy conservation and long service life.
5. Can effectively improve the sludge dewatering efficiency and improve the labor productivity and the economic benefit.
Drawings
Fig. 1 is a structural view of the present invention.
Fig. 2 is a structural view of the hydraulic plunger pump of the present invention.
Fig. 3 is the structure diagram of the grille wall breaking device of the utility model.
Fig. 4 is a structural view of the reversing device of the present invention.
In the figure, 1, a hydraulic plunger pump; 2. a main pressure oil cylinder; 3. a feeding oil cylinder; 4. a piston rod; 5. a material cylinder; 6. a feed hopper; 7. a grating wall breaking device; 8. breaking the wall of the grating; 9. a pressing pipeline; 10. a base; 11. cleaning the water tank; 12. a material cylinder piston; 13. a hopper body; 14. a feed valve plug; 15. a discharging valve plug; 16. breaking the wall of the pipeline; 17. a discharging oil cylinder; 18. a feed valve port; 19. a discharge valve port; 20. a discharge chamber.
Detailed Description
The utility model discloses a mud broken wall device comprises two parts, include: a hydraulic plunger pump 1 and a grating wall breaking device 7; the hydraulic plunger pump 1 is positioned in front of the grating wall breaking device 7 and is connected with the grating wall breaking device through a wall breaking pipeline 16; the hydraulic plunger pump 1 reciprocates to release pressure to break the wall of the sludge, the grating wall breaking device 7 breaks the wall of the sludge grating, and double wall breaking is carried out on the sludge; the sludge subjected to double wall breaking is conveyed to a general squeezing and dewatering device through a squeezing pipeline 9 connected with the grid wall breaking device 7, and the sludge is squeezed in the general squeezing and dewatering device.
The hydraulic plunger pump 1 includes: the device comprises a main pressure oil cylinder 2, a piston rod 4, a material cylinder 5, a feed hopper 6, a base 10, a cleaning water tank 11, a material cylinder piston 12, a hopper body 13 and a reversing device; the cleaning water tank 11 and the hopper body 13 are arranged on the base 10; a main pressure oil cylinder 2 is arranged on one side of the cleaning water tank 11; a material cylinder 5 is arranged between the other side of the cleaning water tank 11 and the hopper body 13; one end of a piston rod 4 penetrating through a cleaning water tank 11 is positioned in the main pressure oil cylinder 2, and the other end is positioned in the material cylinder 5; an oil cylinder piston and a material cylinder piston are respectively arranged at two ends of the piston rod 4, the oil cylinder piston is positioned in the main oil cylinder 2, and the material cylinder piston 12 is positioned in the material cylinder 5; the upper end of one side of the hopper body 13 is provided with a feed hopper 6.
The reversing device comprises: the device comprises a feeding oil cylinder 3, a feeding valve plug 14, a discharging valve plug 15, a discharging oil cylinder 17, a feeding valve port 18, a discharging valve port 19 and a discharging chamber 20; the feeding oil cylinder 3 is arranged on the side wall of the hopper body 13 and is positioned on the hopper body 13 above the hopper 5; the other side wall of the hopper body 13 is connected with a discharging chamber 20, and the discharging chamber 20 is positioned on the hopper body 13 below the feeding hopper 6; a feeding valve port 18 and a discharging valve port 19 are arranged on the side wall of the hopper body 13 on one side of the feeding hopper 6, the feeding valve port 18 is positioned at the position of the feeding hopper 6, and the discharging valve port 19 is positioned at the position of the discharging chamber 20; the end part of the feeding oil cylinder 3 is connected with a feeding valve plug 14, and the feeding valve plug 14 is positioned in the hopper body 13 and corresponds to a feeding valve port 18; the side wall of the discharging chamber 20 is connected with a discharging oil cylinder 17 and a wall breaking pipeline 16, the end part of the discharging oil cylinder 17 is connected with a discharging valve plug 15, and the discharging valve plug 15 is positioned in the discharging chamber 20 and corresponds to the discharging valve port 19.
The preferable hydraulic plunger pump is a double-cylinder cone valve plunger pump; or a single-cylinder cone valve plunger pump; or an S-swing plunger pump; or a single cylinder plunger pump.
The grid wall breaking device 7 comprises: the shell, the wall-breaking grating and the grating clamping grooves; grid clamping grooves are formed in the shell, 2-3 lines of grid clamping grooves are formed in the shell, and wall-breaking grids are placed in the grid clamping grooves; a wall-breaking input port and a wall-breaking output port are arranged on the side wall of the shell; the wall breaking input port is connected with the output port of the plunger pump through a conveying pipeline; the wall-broken output port is connected with the input port of the common squeezing dewatering equipment; the broken wall grid have a set ofly, totally 2-3, all there is the hole on each broken wall grid, the broken wall grid in a set of goes up the hole size inequality, places the broken wall grid in the grid draw-in groove, arranges from big to small according to the size in hole in proper order.
Grid broken wall device 7 is installed between hydraulic pressure plunger pump 1 and general mud squeeze device through squeezing pipeline 9, and a set of broken wall grid of grid broken wall device 7 built-in can be changed at any time, and one broken wall grid is less for the hole of one broken wall grid before one after, and mud carries out the broken wall to it through multistage grid, realizes the second broken wall to mud.
The sludge is generally municipal sludge, has a certain heat value after being squeezed and dehydrated, and can be combusted.
The sludge wall breaking method comprises the following specific steps:
step (1), when the hydraulic plunger pump 1 works, the feeding oil cylinder 3 opens the feeding valve plug 14, and the feeding valve port 18 is opened; the discharging oil cylinder 17 closes the discharging valve plug 15, the discharging valve port 19 is sealed, the oil cylinder piston drives the material cylinder piston 12 to retreat through the piston rod 4, and sludge enters the material cylinder 5 from the feed hopper 6, the feeding valve port 18 and the hopper body 13 under the action of negative pressure; after the material cylinder 5 is filled with sludge, the discharging oil cylinder 17 opens the discharging valve plug 15, and the discharging valve port 19 is opened; the feeding oil cylinder 3 closes the feeding valve plug 14, closes the feeding valve port 18, and the oil cylinder piston drives the feeding cylinder piston 12 to move forward through the piston rod 4, so that the sludge is pushed to the wall breaking pipeline 16 through the discharging valve port 19 and the discharging chamber 20, and the steps are repeated in a circulating manner;
the hydrophilic structure of the sludge is damaged through the repeated extrusion of high pressure of the hydraulic plunger pump 1, part of bonding bonds are broken, most of gap water and part of capillary water of sludge particles in the sludge flocculation group are released to form free water, and the first pressurization wall breaking of the sludge is realized;
step (2), the sludge after the first wall breaking enters a grating wall breaking device 7 through a wall breaking pipeline 16;
step (3), feeding the sludge subjected to wall breaking treatment by the hydraulic plunger pump 1 into a grating wall breaking device 7, wherein 2-3 wall breaking gratings 8 of the grating wall breaking device 7 are arranged, and the hole of the later wall breaking grating is smaller than that of the previous wall breaking grating 8, so that secondary grating wall breaking is performed on the sludge; extruding, cutting and mixing the sludge again, and destroying the hydrophilic structure of the sludge again to form loose slurry convenient for quickly releasing the bound water through squeezing;
step (4), the sludge processed into loose slurry is conveyed to a common sludge dewatering device through a pressing pipeline 9; the sludge of the loosened slurry is pressed and treated by common sludge dewatering equipment.
Claims (5)
1. The utility model provides a carry out mud broken wall device that degree of depth was squeezed to mud, characterized by: the sludge wall breaking device is composed of two parts, including: a hydraulic plunger pump and a grating wall breaking device; the hydraulic plunger pump is positioned in front of the grating wall breaking device and is connected with the grating wall breaking device through a wall breaking pipeline; the hydraulic plunger pump reciprocates to pressurize and release to pressurize and break the wall of the sludge, the grating wall breaking device breaks the wall of the sludge grating, and double wall breaking is carried out on the sludge; the sludge subjected to double wall breaking is conveyed to general squeezing dewatering equipment through a squeezing pipeline connected with the grid wall breaking device, and the sludge is squeezed in the general squeezing dewatering equipment.
2. The sludge wall breaking device for deep pressing of sludge as claimed in claim 1, wherein: the hydraulic plunger pump comprises: the device comprises a main pressure oil cylinder, a piston rod, a material cylinder, a feed hopper, a base, a cleaning water tank, a material cylinder piston, a hopper body and a reversing device; the cleaning water tank and the hopper body are arranged on the base; a main pressure oil cylinder is arranged on one side of the cleaning water tank; a material cylinder is arranged between the other side of the cleaning water tank and the hopper body; one end of the piston rod penetrates through the cleaning water tank and is positioned in the main pressure oil cylinder, and the other end of the piston rod penetrates through the cleaning water tank and is positioned in the material cylinder; an oil cylinder piston and a material cylinder piston are respectively arranged at two ends of the piston rod, the oil cylinder piston is positioned in the main oil cylinder, and the material cylinder piston is positioned in the material cylinder; the upper end of one side of the hopper body is provided with a feed hopper.
3. The sludge wall breaking device for deep pressing of sludge as claimed in claim 2, wherein: the reversing device comprises: the device comprises a feeding oil cylinder, a feeding valve plug, a discharging oil cylinder, a feeding valve port, a discharging valve port and a discharging chamber; the feeding oil cylinder is arranged on the side wall of the hopper body and is positioned on the hopper body above the feeding cylinder; the other side wall of the hopper body is connected with a discharging chamber which is positioned on the hopper body below the feed hopper; a feeding valve port and a discharging valve port are arranged on the side wall of the hopper body on one side of the feeding hopper, the feeding valve port is positioned at the position of the feeding hopper, and the discharging valve port is positioned at the position of the discharging chamber; the end part of the feeding oil cylinder is connected with a feeding valve plug which is positioned in the hopper body and corresponds to the feeding valve port; be connected with ejection of compact hydro-cylinder and broken wall pipeline on the lateral wall of ejection of compact room, there is ejection of compact valve plug at the end connection of ejection of compact hydro-cylinder, and ejection of compact valve plug is located the ejection of compact room to it is corresponding with ejection of compact valve port.
4. The sludge wall breaking device for deep pressing of sludge as claimed in claim 1 or 2, wherein: the hydraulic plunger pump is a double-cylinder cone valve plunger pump; or a single cylinder cone valve plunger pump; or an S-swing plunger pump; or a single cylinder plunger pump.
5. The sludge wall breaking device for deep pressing of sludge as claimed in claim 1, wherein: the grid broken wall device, include: the shell, the wall-breaking grating and the grating clamping grooves; grid clamping grooves are formed in the shell, 2-3 lines of grid clamping grooves are formed in the shell, and wall-breaking grids are placed in the grid clamping grooves; a wall-breaking input port and a wall-breaking output port are arranged on the side wall of the shell; the wall breaking input port is connected with the output port of the plunger pump through a conveying pipeline; the wall-broken output port is connected with the input port of the common squeezing dewatering equipment; the wall-breaking gratings in a group are 2-3 in total, holes are formed in each wall-breaking grating, the sizes of the holes in the wall-breaking gratings in a group are different, and the wall-breaking gratings placed in the grating clamping grooves are sequentially arranged from large to small according to the sizes of the holes; grid broken wall device squeezes between the device through squeezing the pipeline installation at hydraulic pressure plunger pump and general mud, and a set of broken wall grid of grid broken wall device built-in can be changed at any time, and one broken wall grid is less for the hole of one broken wall grid before one after, and mud carries out the broken wall to it through multistage grid, realizes the second broken wall to mud.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921616342.0U CN211645014U (en) | 2019-09-26 | 2019-09-26 | Sludge wall breaking device for deep squeezing of sludge |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921616342.0U CN211645014U (en) | 2019-09-26 | 2019-09-26 | Sludge wall breaking device for deep squeezing of sludge |
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| CN211645014U true CN211645014U (en) | 2020-10-09 |
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| CN201921616342.0U Active CN211645014U (en) | 2019-09-26 | 2019-09-26 | Sludge wall breaking device for deep squeezing of sludge |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110550840A (en) * | 2019-09-26 | 2019-12-10 | 徐州矿源环保科技有限公司 | Sludge wall breaking device and wall breaking method for deeply squeezing sludge |
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2019
- 2019-09-26 CN CN201921616342.0U patent/CN211645014U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110550840A (en) * | 2019-09-26 | 2019-12-10 | 徐州矿源环保科技有限公司 | Sludge wall breaking device and wall breaking method for deeply squeezing sludge |
| CN110550840B (en) * | 2019-09-26 | 2024-03-01 | 江苏矿源环保科技有限公司 | Sludge wall breaking device and wall breaking method for deep squeezing of sludge |
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Address after: 221000 Dapeng Town Industrial Park, Tongshan District, Xuzhou City, Jiangsu Province Patentee after: Jiangsu Kuangyuan Environmental Protection Technology Co.,Ltd. Address before: 221050 Dapeng Town Industrial Park, Tongshan District, Xuzhou City, Jiangsu Province (Xuzhou Kuangyuan Environmental Protection Technology Co., Ltd.) Patentee before: Xuzhou Kuangyuan Environmental Protection Technology Co.,Ltd. |