CN216890582U - Municipal sludge treatment device - Google Patents
Municipal sludge treatment device Download PDFInfo
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- CN216890582U CN216890582U CN202220183234.4U CN202220183234U CN216890582U CN 216890582 U CN216890582 U CN 216890582U CN 202220183234 U CN202220183234 U CN 202220183234U CN 216890582 U CN216890582 U CN 216890582U
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- sludge
- water storage
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
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- Treatment Of Sludge (AREA)
Abstract
The utility model belongs to the field of sludge treatment, and relates to a municipal sludge treatment device which comprises a water storage tank, a temporary sludge storage assembly, a mold assembly driving device and an air drying mechanism, wherein the water storage tank is arranged on the bottom of the water storage tank; the mould assembly is arranged on the water storage tank and communicated with the water storage tank; the mould component driving device is connected with the mould component and drives the mould component to move along the length direction of the water storage tank; the air drying mechanism is arranged on the moving track of the mould assembly; the sludge temporary storage assembly comprises a sludge outlet facing the mould assembly. The utility model provides a municipal sludge treatment device which can be used for preparing sludge into sludge blocks, is convenient to store and collect and is beneficial to recycling organic fertilizers in the sludge.
Description
Technical Field
The utility model belongs to the field of sludge treatment, relates to a sludge treatment device, and particularly relates to a municipal sludge treatment device.
Background
Sludge is a product after sewage treatment, and is an extremely complex heterogeneous body consisting of organic debris, bacterial cells, inorganic particles, colloids and the like. The main characteristics of the sludge are high water content (up to more than 99 percent), high organic matter content, easy decomposition and stink generation, fine particles, small specific gravity and colloidal liquid state. Because the organic matter content in the sludge is higher, the sludge is generally used as fertilizer, but the sludge has higher water content and is not convenient to store and transport. Notice is CN 214735320U's utility model, a be applied to municipal sludge treatment equipment is disclosed, including handling the case, the mud import has been seted up on the left end face upper portion of handling the case, handle case internally mounted has down the silo in arranging in the mud import, install in the silo down and break up the impeller, the lower terminal surface of silo installs plate-type conveyer belt down, first baffle box is installed to the right-hand member downside of plate-type conveyer belt, first fixed plate and second fixed plate are installed in the left side of first baffle box, the motor is installed to the outer terminal surface of second fixed plate, the second baffle box is installed to the downside of first fixed plate and second fixed plate, the installation cavity is installed to the nearly lower extreme in the processing incasement, install heat pump system and fan in the installation cavity. The utility model realizes the full drying of sludge dispersion, has good drying effect, effectively reduces energy consumption by the internal thermal circulation air, is environment-friendly and energy-saving, and has the advantages of good use effect and the like. The utility model discloses a can fully dry municipal sludge, nevertheless the mud that this mode obtained is the attitude of loosing, is unfavorable for subsequent utilization and collection. Notice is CN 215209065U's utility model discloses a device of recovery processing municipal sludge, including preprocessing device, preprocessing device below is equipped with the discharge gate, a serial communication port, the discharge gate below is equipped with the extrusion case that is used for depositing mud, extrusion incasement both sides are equipped with the stripper plate, the outer both sides of extrusion case are equipped with the hydraulic rod who drives the stripper plate and remove, hydraulic rod's output shaft pass the extrusion case and with stripper plate fixed connection, the extrusion case bottom surface is equipped with the filter, the filter is equipped with two, be equipped with slide mechanism between filter and the extrusion case, two filters are connected with moving mechanism respectively, the extrusion case below is equipped with two collecting boxes. After the device extrudes the water in the sludge, the filter plate is opened to allow the mud cake to automatically fall down, so that the time is greatly saved, and the burden of operators is reduced. The utility model discloses a mode through the suppression is with mud extrusion, but the moisture content of mud is higher in the mud product of extrusion formation, is unfavorable for the follow-up transportation and the use of mud.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems in the prior art, the utility model provides the municipal sludge treatment device which can be used for preparing sludge into sludge blocks, is convenient to store and collect and is beneficial to recycling organic fertilizers in the sludge.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a municipal sludge treatment device which characterized in that: the municipal sludge treatment device comprises a water storage tank, a temporary sludge storage assembly, a mold assembly driving device and an air drying mechanism; the mould assembly is arranged on the water storage tank and communicated with the water storage tank; the mould component driving device is connected with the mould component and drives the mould component to move along the length direction of the water storage tank; the air drying mechanism is arranged on the moving track of the mould assembly; the sludge temporary storage assembly comprises a sludge outlet facing the mould assembly.
Preferably, the air drying mechanism adopted by the utility model comprises a shell cover, a hot air blower and an exhaust fan; the shell cover is arranged at the top of the water storage tank and is arranged on the moving track of the mold assembly; an air heater is arranged on the side wall of the shell cover; and an exhaust fan is arranged at the top of the shell cover.
Preferably, the sludge temporary storage assembly adopted by the utility model comprises a sludge tank, and the sludge outlet is arranged at the bottom of the sludge tank.
Preferably, the sludge temporary storage assembly adopted by the utility model further comprises a stirring device arranged in the sludge tank, wherein the stirring device comprises a transverse plate, a screw rod and a second motor; the transverse plate is arranged in the sludge tank along the radial direction of the sludge tank; the second motor is arranged on the transverse plate; the screw rod extends into the sludge tank; the second motor screw rod is connected with the second motor screw rod and drives the screw rod to rotate around the axial direction of the screw rod.
Preferably, the bottom of the sludge tank adopted by the utility model is provided with a discharge pipe; the sludge outlet is formed in the end part of the discharge pipe; the screw rod extends into the discharge pipe from the sludge tank.
Preferably, the die assembly driving device adopted by the utility model comprises a sliding rail, a first motor, a sliding chute, a sleeve block and a threaded rod; the sliding rail is arranged on the water storage tank along the length direction of the water storage tank; a sliding cavity is arranged in the sliding rail along the axial direction of the sliding rail, and sliding chutes communicated with the sliding cavity are formed in the two sides of the sliding rail; the sleeve block is arranged in a sliding cavity in the sliding rail and freely slides in the sliding cavity; the bottom of the mould assembly passes through the sliding groove and is connected with the sleeve block; the threaded rod is arranged in the sliding cavity along the axial direction of the sliding rail; the first motor is connected with the threaded rod and drives the threaded rod to rotate around the axial direction of the threaded rod.
Preferably, the die assembly driving device adopted by the utility model further comprises a limiting plate and a connecting strip; the connecting strip is arranged in the sliding groove and can freely move in the sliding groove; the limiting plate is connected with the sleeve block through a connecting strip; the limiting plate is arranged at the bottom of the die assembly; the height of the limiting plate is larger than the thickness of the sliding rail.
Preferably, the die assembly adopted by the utility model comprises a screen, a bottom die plate and a die frame arranged on the outer edge of the bottom die plate; the bottom template and the die frame form a sludge processing cavity; the screen is embedded in the bottom template; the limiting plate is arranged at the bottom of the bottom template; the sludge outlet faces the sludge processing cavity; the sludge processing cavity is communicated with the water storage tank through a leakage net.
Preferably, the municipal sludge treatment device adopted by the utility model further comprises a supporting seat; the sludge temporary storage assembly is arranged above the water storage tank through a supporting seat.
Preferably, the supporting seat adopted by the utility model comprises a bottom plate and a supporting arm connected with the bottom plate; the two groups of supporting arms are symmetrically and vertically arranged on the bottom plate; the sludge temporary storage assembly is arranged on the bottom plate through a support arm; the water storage tank is arranged between the two groups of supporting arms.
The utility model has the technical effects and advantages that:
the utility model provides a municipal sludge treatment device which comprises a water storage tank, a temporary sludge storage assembly, a mold assembly driving device and an air drying mechanism, wherein the water storage tank is arranged in the sludge storage tank; the mould assembly is arranged on the water storage tank and communicated with the water storage tank; the mould component driving device is connected with the mould component and drives the mould component to move along the length direction of the water storage tank; the air drying mechanism is arranged on the moving track of the mould assembly; the sludge temporary storage assembly comprises a sludge outlet facing the mould assembly. The municipal sludge treatment device provided by the utility model has the advantages that the sludge is put into the sludge tank, the second motor is started to drive the screw rod to rotate, a certain amount of sludge can be output from the discharge pipe and fall into the mold frame on the bottom template while the sludge is stirred, and part of water in the mold frame can be filtered out through the strainer and fall into the water storage tank, so that the water content of the sludge is reduced; drive the threaded rod through starting first motor and rotate, order about the one side translation of cover block orientation clamshell, under the drive of connecting strip and limiting plate, the die block can with the cover block synchronous motion, when the die block removes to the clamshell inside, start the air heater and blow hot-blastly towards the clamshell inside, start the air exhaust of exhaust fan with the clamshell inside, form heated air circulation between the clamshell inside and outside, can be with packing into the mud fast drying in the framed, form the sludge cake, when the die block translation shifts out the clamshell outside, alright collect the sludge cake after drying, convenient storage and transportation, an operation for fertilization, realize the rational utilization of organic fertilizer.
Drawings
FIG. 1 is a schematic view of the overall structure of a municipal sludge treatment apparatus provided by the utility model;
FIG. 2 is a schematic view of a mold assembly employed in the present invention;
fig. 3 is a schematic view of the structure of the nest block used in the present invention.
In the figure:
1-a water storage tank; 2-a mould assembly; 3-air drying mechanism; 4-a housing cover; 5-a hot air blower; 6-an exhaust fan; 7-a slide rail; 8-a first motor; 9-a bottom plate; 10-a support arm; 11-a sludge tank; 12-a discharge pipe; 13-a transverse plate; 14-a screw rod; 15-a second motor; 16-a bottom template; 17-a leaky net; 18-a mould frame; 19-a limiting plate; 20-a chute; 21-a connecting strip; 22-a nest block; 23-threaded rod.
Detailed Description
Referring to fig. 1, the utility model provides a municipal sludge treatment device, which comprises a water storage tank 1, a temporary sludge storage assembly, a mold assembly 2, a mold assembly driving device and an air drying mechanism 3; the mould component 2 is arranged on the water storage tank 1 and communicated with the water storage tank 1; the mould component driving device is connected with the mould component 2 and drives the mould component 2 to move along the length direction of the water storage tank 1; the air drying mechanism 3 is arranged on the moving track of the mould component 2; the sludge temporary storage assembly comprises a sludge outlet facing to a mould assembly 2, and the mould assembly 2 is used for forming sludge
Wherein, the air drying mechanism 3 comprises a shell cover 4, a hot air blower 5 and an exhaust fan 6; the shell cover 4 is arranged on the top of the water storage tank 1 and is arranged on the moving track of the mold component 2; the side wall of the shell cover 4 is provided with an air heater 5; an exhaust fan 6 is arranged on the top of the shell cover 4. And the air drying mechanism 3 is used for drying the sludge in the mould component 2. When mould subassembly 2 removes to the clamshell 4 inside when, start hot-blast towards clamshell 4 inside blowing of air heater 5, it is hot-blast to make the mud in the die frame 18 air-dry fast, start exhaust fan 6 with the inside air escape of clamshell 4, cooperation air heater 5, can form the air current circulation between clamshell 4 inside and outside, constantly discharge clamshell 4 with the moisture that gives off in the mud, improve the stoving speed of mud, the mud is dried the back, 2 translations of mould subassembly go out outside clamshell 4, alright collect the sludge cake after drying, convenient storage and transportation, be used for operations such as fertilization.
The sludge temporary storage assembly comprises a sludge tank 11 and a stirring device arranged in the sludge tank 11, wherein the stirring device comprises a transverse plate 13, a screw rod 14 and a second motor 15; the transverse plate 13 is arranged in the sludge tank 11 along the radial direction of the sludge tank 11; the second motor 15 is arranged on the transverse plate 13; the screw rod 14 extends into the sludge tank 11; the second motor 15 is connected to the screw shaft 14 and drives the screw shaft 14 to rotate around the axial direction of the screw shaft 14. The bottom of the sludge tank 11 is provided with a discharge pipe 12; the sludge outlet is arranged at the end part of the discharge pipe 12; a screw 14 extends from the sludge tank 11 into the discharge pipe 12. When the second motor 15 drives the screw rod 14 to rotate, a certain amount of sludge can be output from the discharge pipe 12 and fall into the mold frame 18 on the bottom mold plate 16 while stirring the sludge, and when the screw rod 14 is in standing, the sludge can be prevented from dripping from the discharge pipe 12 as much as possible.
Referring to fig. 1 and 3, the driving device of the mold assembly used in the present invention includes a slide rail 7, a first motor 8, a slide groove 20, a sleeve block 22 and a threaded rod 23; the slide rail 7 is arranged on the water storage tank 1 along the length direction of the water storage tank 1; a sliding cavity is arranged inside the sliding rail 7 along the axial direction of the sliding rail 7, and sliding chutes 20 communicated with the sliding cavity are formed in both sides of the sliding rail 7; the sleeve block 22 is arranged in a sliding cavity in the sliding rail 7 and freely slides in the sliding cavity; the bottom of the mould component 2 passes through the chute 20 and is connected with the sleeve block 22; the threaded rod 23 is arranged in the sliding cavity along the axial direction of the sliding rail 7; the first motor 8 is connected to the threaded rod 23 and drives the threaded rod 23 to rotate about the axial direction of the threaded rod 23. In addition, the die assembly driving device further comprises a limiting plate 19 and a connecting strip 21; the connecting bar 21 is arranged in the sliding groove 20 and can freely move in the sliding groove 20; the limiting plate 19 is connected with the sleeve block 22 through a connecting strip 21; the limiting plate 19 is arranged at the bottom of the die assembly 2; the height of the limit plate 19 is greater than the thickness of the slide rail 7. The die block board 16 is slidably mounted on the slide rail 7, so that the die block board 16 can move more stably, meanwhile, the pair of limiting plates 19 are respectively abutted to two side walls of the slide rail 7, when the die block board 16 moves horizontally along the slide rail 7, the pair of limiting plates 19 can limit and guide the die block board 16, and the die block board 16 is prevented from deviating from the slide rail 7 as much as possible. A pair of 19 terminal surfaces in opposite directions of limiting plate all are provided with connecting strip 21, and connecting strip 21 passes spout 20 and cover block 22 fixed connection, and when the die block board 16 removed the translation, through the drive of limiting plate 19 and connecting strip 21, can drive cover block 22 and slide in slide rail 7 is inside, can avoid die block board 16 to break away from slide rail 7 when removing as far as possible, and through seting up spout 20 in the both sides of slide rail 7, can avoid leaking inside the water that net 17 filtered out gets into slide rail 7 as far as possible. After the first motor 8 is started, the threaded rod 23 is driven to rotate, the sleeve block 22 can be driven to translate in the slide rail 7, and then the bottom die plate 16 can be driven to translate.
Referring to fig. 2, the mold assembly used in the present invention includes a screen 17, a bottom mold plate 16, and a mold frame 18 disposed at an outer edge of the bottom mold plate 16; the bottom template 16 and the mould frame 18 form a sludge processing cavity, and sludge can form a blocky structure after being put into the mould frame 18; the drain net 17 is embedded in the bottom template 16; the limiting plate 19 is arranged at the bottom of the bottom template 16; the sludge outlet faces the sludge processing cavity; the sludge processing cavity is communicated with the water storage tank 1 through the leakage net 17, and the leakage net 17 can filter out part of moisture in the sludge and fall into the water storage tank 1.
Referring to fig. 1, the municipal sludge treatment device provided by the utility model further comprises a supporting seat; the sludge temporary storage component is arranged above the water storage tank 1 through a supporting seat. The supporting seat comprises a bottom plate 9 and a supporting arm 10 connected with the bottom plate 9; the two groups of supporting arms 10 are symmetrically and vertically arranged on the bottom plate 9; the sludge temporary storage component (sludge tank 11) is arranged on the bottom plate 9 through a supporting arm 10; the impounded water tank 1 is arranged between the two groups of supporting arms 10. The sludge tank 11 is used for storing sludge which is not dried, the bottom end of the sludge tank 11 is provided with a discharge pipe 12, and when the bottom template 16 is positioned right below the discharge pipe 12, the sludge in the sludge tank 11 can be discharged into the template frame 18 through the discharge pipe 12.
The working principle of the utility model is as follows: when the sludge discharging device is used, sludge is put into the sludge tank 11, the second motor 15 is started to drive the screw rod 14 to rotate, a certain amount of sludge can be output from the discharging pipe 12 and fall into the mold frame 18 on the bottom template 16 while stirring the sludge, and part of water can be filtered out by the sludge in the mold frame 18 through the strainer 17 and fall into the water storage tank 1; start first motor 8 and drive threaded rod 23 and rotate, order about nest block 22 towards one side translation of clamshell 4, under the drive of connecting strip 21 and limiting plate 19, die block 16 can with nest block 22 synchronous motion, when die block 16 removes to clamshell 4 inside, start hot-blast towards the inside blowing of clamshell 4 of air heater 5, start exhaust fan 6 with the inside air escape of clamshell 4, form heated air circulation between clamshell 4 inside and outside, can be with the mud fast drying of packing into in the framed 18, when die block 16 translation shifts out clamshell 4 outside, alright collect the sludge cake after drying, convenient storage and transportation, be used for operations such as fertilization, realize the rational utilization of organic fertilizer.
After the sludge is put into the mold frame, a blocky structure can be formed, and the leakage net can filter out a part of moisture in the sludge and fall into the water storage tank; when the die block board removed to the clamshell inside, start the air heater and blow hot-blastly towards the clamshell inside, hot-blast mud that can make in the die frame is air-dried fast, starts the exhaust fan and can be with the inside air escape of clamshell, and the cooperation air heater can form the air current circulation between clamshell inside and outside, constantly with the moisture discharge clamshell that gives off in the mud, improves the stoving speed of mud. The bottom template is slidably mounted on the slide rail, so that the bottom template can be translated more stably. The pair of limiting plates can limit and guide the bottom template, and the bottom template is prevented from deviating from the slide rail as much as possible. The spout is seted up in the both sides of slide rail, and inside the water that can avoid leaking the net and filter out got into the slide rail as far as possible, through the drive of limiting plate and connecting strip, can drive the cover block and slide in the slide rail is inside, breaks away from the slide rail when avoiding the bottom form removal as far as possible. After the first motor is started, the threaded rod is driven to rotate, the sleeve block can be driven to translate in the sliding rail, and then the bottom template can be driven to translate. The sludge in the sludge tank can be discharged into the mold frame by the discharge pipe. When the second motor drives the hob to rotate, a certain amount of sludge can be output from the discharge pipe and fall into the die frame on the bottom die plate while stirring the sludge, and when the hob is in standing, the sludge can be prevented from dripping from the discharge pipe as much as possible.
Claims (10)
1. The utility model provides a municipal sludge treatment device which characterized in that: the municipal sludge treatment device comprises a water storage tank (1), a temporary sludge storage assembly, a mould assembly (2), a mould assembly driving device and an air drying mechanism (3); the mould component (2) is arranged on the water storage tank (1) and communicated with the water storage tank (1); the mould component driving device is connected with the mould component (2) and drives the mould component (2) to move along the length direction of the water storage tank (1); the air drying mechanism (3) is arranged on the moving track of the mould assembly (2); the sludge temporary storage assembly comprises a sludge outlet facing the mould assembly (2).
2. The municipal sludge treatment apparatus of claim 1, wherein: the air drying mechanism (3) comprises a shell cover (4), a hot air blower (5) and an exhaust fan (6); the shell cover (4) is arranged at the top of the water storage tank (1) and is arranged on the moving track of the mold assembly (2); an air heater (5) is arranged on the side wall of the shell cover (4); and an exhaust fan (6) is arranged at the top of the shell cover (4).
3. The municipal sludge treatment apparatus of claim 2, wherein: the sludge temporary storage assembly comprises a sludge tank (11), and a sludge outlet is formed in the bottom of the sludge tank (11).
4. The municipal sludge treatment apparatus according to claim 3, wherein: the sludge temporary storage assembly further comprises a stirring device arranged in the sludge tank (11), and the stirring device comprises a transverse plate (13), a screw rod (14) and a second motor (15); the transverse plate (13) is arranged in the sludge tank (11) along the radial direction of the sludge tank (11); the second motor (15) is arranged on the transverse plate (13); the screw rod (14) extends into the sludge tank (11); the screw rod (14) of the second motor (15) is connected with the screw rod (14) and drives the screw rod (14) to rotate around the axial direction of the screw rod (14).
5. The municipal sludge treatment apparatus of claim 4, wherein: a discharge pipe (12) is arranged at the bottom of the sludge tank (11); the sludge outlet is arranged at the end part of the discharge pipe (12); the screw rod (14) extends from the sludge tank (11) into the discharge pipe (12).
6. The municipal sludge treatment apparatus of any one of claims 1 to 5, wherein: the die component driving device comprises a sliding rail (7), a first motor (8), a sliding groove (20), a sleeve block (22) and a threaded rod (23); the sliding rail (7) is arranged on the water storage tank (1) along the length direction of the water storage tank (1); a sliding cavity is formed in the sliding rail (7) along the axial direction of the sliding rail (7), and sliding chutes (20) communicated with the sliding cavity are formed in the two sides of the sliding rail (7); the sleeve block (22) is arranged in a sliding cavity in the sliding rail (7) and can freely slide in the sliding cavity; the bottom of the mould component (2) passes through the chute (20) and is connected with the sleeve block (22); the threaded rod (23) is arranged in the sliding cavity along the axial direction of the sliding rail (7); the first motor (8) is connected with the threaded rod (23) and drives the threaded rod (23) to rotate around the axial direction of the threaded rod (23).
7. The municipal sludge treatment apparatus according to claim 6, wherein: the die component driving device also comprises a limiting plate (19) and a connecting strip (21); the connecting strip (21) is arranged in the sliding groove (20) and can freely move in the sliding groove (20); the limiting plate (19) is connected with the sleeve block (22) through a connecting strip (21); the limiting plate (19) is arranged at the bottom of the die assembly (2); the height of the limiting plate (19) is larger than the thickness of the sliding rail (7).
8. The municipal sludge treatment apparatus of claim 7, wherein: the die assembly comprises a screen (17), a bottom die plate (16) and a die frame (18) arranged at the outer edge of the bottom die plate (16); the bottom template (16) and the template frame (18) enclose a sludge processing cavity; the drain net (17) is embedded in the bottom template (16); the limiting plate (19) is arranged at the bottom of the bottom template (16); the sludge outlet faces the sludge processing cavity; the sludge processing cavity is communicated with the water storage tank (1) through a leakage net (17).
9. The municipal sludge treatment apparatus of claim 8, wherein: the municipal sludge treatment device also comprises a supporting seat; the sludge temporary storage assembly is arranged above the water storage tank (1) through a supporting seat.
10. The municipal sludge treatment apparatus of claim 9, wherein: the supporting seat comprises a bottom plate (9) and a supporting arm (10) connected with the bottom plate (9); the two groups of supporting arms (10) are symmetrically and vertically arranged on the bottom plate (9); the sludge temporary storage assembly is arranged on the bottom plate (9) through a supporting arm (10); the water storage tank (1) is arranged between the two groups of supporting arms (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220183234.4U CN216890582U (en) | 2022-01-24 | 2022-01-24 | Municipal sludge treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220183234.4U CN216890582U (en) | 2022-01-24 | 2022-01-24 | Municipal sludge treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216890582U true CN216890582U (en) | 2022-07-05 |
Family
ID=82181789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220183234.4U Active CN216890582U (en) | 2022-01-24 | 2022-01-24 | Municipal sludge treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216890582U (en) |
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2022
- 2022-01-24 CN CN202220183234.4U patent/CN216890582U/en active Active
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