CN113847549A - A solid-containing liquid conveying pipeline, device and working method thereof - Google Patents
A solid-containing liquid conveying pipeline, device and working method thereof Download PDFInfo
- Publication number
- CN113847549A CN113847549A CN202111250946.XA CN202111250946A CN113847549A CN 113847549 A CN113847549 A CN 113847549A CN 202111250946 A CN202111250946 A CN 202111250946A CN 113847549 A CN113847549 A CN 113847549A
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- pipeline
- solid
- conveying pipeline
- flange
- containing liquid
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- 239000007788 liquid Substances 0.000 title claims abstract description 45
- 239000007787 solid Substances 0.000 title claims abstract description 42
- 238000000034 method Methods 0.000 title claims abstract description 8
- 239000000463 material Substances 0.000 claims abstract description 53
- 239000010802 sludge Substances 0.000 claims abstract description 38
- 239000010865 sewage Substances 0.000 claims abstract description 15
- 238000007789 sealing Methods 0.000 claims description 28
- 239000002184 metal Substances 0.000 claims description 16
- 239000000284 extract Substances 0.000 claims description 2
- 230000003670 easy-to-clean Effects 0.000 abstract 1
- 230000000903 blocking effect Effects 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/08—Pipe-line systems for liquids or viscous products
- F17D1/088—Pipe-line systems for liquids or viscous products for solids or suspensions of solids in liquids, e.g. slurries
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L41/00—Branching pipes; Joining pipes to walls
- F16L41/08—Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of a wall or to the axis of another pipe
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/24—Preventing accumulation of dirt or other matter in pipes, e.g. by traps, by strainers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/08—Pipe-line systems for liquids or viscous products
- F17D1/14—Conveying liquids or viscous products by pumping
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Treatment Of Sludge (AREA)
Abstract
本发明公开了一种含固液体输送管道、装置及其工作方法，含固液体输送管道，包括物料输送管、第一法兰盘和排污组件，物料输送管道上间隔设有若干分支管道，分支管道上安装第一法兰盘和/或排污组件；第一法兰盘与分支管道之间密封连接；排污组件包括第二法兰盘和污泥泵，第二法兰盘能够与分支管道之间密封连接；第二法兰盘上开设有排泥口，污泥泵的入口通过管路与排泥口连接。本发明含固液体输送管道清理方便、还能够保证输送管道的完整性、无需破坏、且拆装工作量较小，因此本发明投资较小。
The invention discloses a solid-containing liquid conveying pipe, a device and a working method thereof. The solid-containing liquid conveying pipe comprises a material conveying pipe, a first flange plate and a sewage discharge component. The material conveying pipe is provided with a plurality of branch pipes at intervals. The first flange and/or the sewage assembly are installed on the pipeline; the first flange and the branch pipeline are sealedly connected; the sewage assembly includes a second flange and a sludge pump, and the second flange can be connected to the branch pipeline. The second flange is provided with a mud discharge port, and the inlet of the sludge pump is connected with the mud discharge port through a pipeline. The solid-containing liquid conveying pipeline of the invention is easy to clean, can also ensure the integrity of the conveying pipeline, does not need to be damaged, and has less disassembly and assembly workload, so the investment of the invention is small.
Description
Technical Field
The invention belongs to the technical field of industrial conveying, and particularly relates to a solid-containing liquid conveying pipeline, a solid-containing liquid conveying device and a working method of the solid-containing liquid conveying pipeline.
Background
When solid-containing liquid is conveyed through a pipeline, the conveying pipeline is accumulated and blocked along with the solid content change of the conveyed liquid, the flow (flow rate) change, the environmental temperature change and other factors. Mode such as the pipe is disclosed to traditional pipeline often adopt high pressure water washing, external force to go on after blockking up, such operation causes the damage to the pipeline easily, simultaneously because pipeline length to and return bend position, all lead to the pipeline to block up the cleaning performance poor, the mode of destroying the pipeline when the pipeline blocks up seriously is dredged simultaneously, makes the problem that pipeline later maintenance cost is high.
Disclosure of Invention
To solve the problems set forth in the background art described above. The invention provides a solid-containing liquid conveying pipeline, a solid-containing liquid conveying device and a working method of the solid-containing liquid conveying pipeline.
In order to achieve the purpose, the invention provides the following technical scheme:
a solid-containing liquid conveying pipeline comprises a material conveying pipe, a first flange plate and a sewage discharge assembly, wherein a plurality of branch pipelines are arranged on the material conveying pipe at intervals, and the first flange plate and/or the sewage discharge assembly are arranged on the branch pipelines;
the first flange plate is connected with the branch pipeline in a sealing way;
the sewage discharge assembly comprises a second flange plate and a sludge pump, and the second flange plate can be hermetically connected with the branch pipeline;
the second flange plate is provided with a sludge discharge port, and the inlet of the sludge pump is connected with the sludge discharge port through a pipeline.
Preferably, the first flange plate is provided with a plugging component, and the first flange plate is connected with the branch pipeline in a sealing mode through the plugging component.
Preferably, the plugging component comprises a plugging plug and an elastic component, the plugging plug is in a circular truncated cone shape, and the large end of the plugging plug is connected with the first flange plate through the elastic component; the inner cavity of the branch pipeline is provided with a circular truncated cone section matched with the shape of the sealing plug; after the first flange plate is connected with the branch pipeline, the sealing plug is sealed between the sealing plug and the circular truncated cone section of the branch pipeline.
Preferably, a plurality of circles of sealing grooves are coaxially arranged on the conical surface of the sealing plug.
Preferably, the end face of the large end of the plugging plug is provided with a metal baffle, the elastic assembly adopts a buffer spring, the metal baffle is connected with one end of the buffer spring, and the other end of the buffer spring is connected with the first flange plate.
Preferably, the inner cavity of the buffer spring is provided with a guide rod capable of extending and retracting, one end of the guide rod is connected with the metal baffle, and one end of the guide rod is connected with the first flange plate.
Preferably, the guide rod comprises a guide pipe and a guide rod, one end of the guide pipe is connected with the first flange plate, one end of the guide rod is connected with the metal baffle plate, the guide pipe and the guide rod are coaxially arranged, and the other end of the guide rod extends into the other end of the guide pipe.
Preferably, the end face of the small end of the plugging plug is flush with the inner surface of the material conveying pipeline, and the end face of the small end of the plugging plug is a curved surface with the same curvature as that of the material conveying pipeline.
Preferably, the shape of the sludge discharge port is in a horn shape.
The invention also provides a solid-containing liquid conveying device, and the conveying pipeline in the solid-containing liquid conveying device adopts the solid-containing liquid conveying pipeline.
The working method of the solid-containing liquid conveying pipeline comprises the following steps:
when the material conveying pipeline works normally, all the branch pipelines are connected with the first flange plate;
when the material conveying pipeline needs to be cleaned, determining a part to be cleaned of the conveying pipeline;
the first flange plate installed on the first branch pipeline at the downstream of the part to be cleaned of the material conveying pipeline is replaced by the sewage discharge assembly, the second flange plate is connected with the branch pipeline in a sealing mode, the sludge pump works and extracts the blockage in the material conveying pipeline, and therefore the material conveying pipeline is dredged.
The invention has the following beneficial effects:
in the solid-containing liquid conveying pipeline, the plurality of branch pipelines are arranged on the material conveying pipeline at intervals, so that the specific position of the blockage in the material conveying pipeline can be checked through the branch pipelines after the material conveying pipeline is blocked, the blockage cleaning work can be conveniently and pertinently carried out, and the working efficiency of the blockage cleaning is increased. When the material conveying pipe is normally used, the first flange plate is arranged to plug the branch pipeline, so that the material conveying pipe is prevented from leaking, and the normal conveying of solid liquid in the material conveying pipe is ensured; when the material conveying pipe is blocked, after the blocking position is determined, the first flange plate on the downstream of the blocking position is replaced by the sewage discharge assembly, and sludge blocked in the material conveying pipe is pumped out by the sludge pump, so that the purposes of cleaning and dredging are achieved. It can be seen that the solid-containing liquid conveying pipeline is convenient to clean, can ensure the integrity of the conveying pipeline, does not need to be damaged, and has smaller workload of disassembly and assembly, so the investment of the invention is smaller.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of a solid-containing liquid delivery pipe with a waste fitting assembly installed thereon;
FIG. 2 is a schematic structural view of a solid-containing liquid delivery pipe of the present invention with a first flange mounted thereon;
FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;
in the figure: 1. a material conveying pipe; 2. a branch pipe; 3. a first flange plate; 4. a second flange plate; 4-1, a sludge discharge port; 5. fixing the bolt; 6. a plugging component; 7. a connecting hose; 8. a sludge pump; 9. a discharge pipe; 61. blocking; 62. a sealing groove; 63. a metal baffle plate; 64. a buffer spring; 65 position limiting the sleeve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 and 2, the solid-containing liquid conveying pipeline comprises a material conveying pipe 1, a first flange 3 and a sewage discharge assembly, wherein a plurality of branch pipes 2 are arranged on the material conveying pipe 1 at intervals, and the first flange 3 and/or the sewage discharge assembly are arranged on the branch pipes 2; the first flange 3 is connected with the branch pipeline 2 in a sealing way; the sewage discharge assembly comprises a second flange plate 4 and a sludge pump 8, and the second flange plate 4 can be hermetically connected with the branch pipeline 2; the second flange plate 4 is provided with a sludge discharge port 4-1, and the inlet of the sludge pump 8 is connected with the sludge discharge port 4-1 through a pipeline.
Referring to fig. 2 and 3, as a preferred embodiment of the present invention, a plugging member 6 is provided on the first flange 3, and the first flange 3 and the branch pipe 2 are hermetically connected by the plugging member 6.
Referring to fig. 2 and 3, as a preferred embodiment of the present invention, the plugging member comprises a plugging plug 61 and an elastic member, the plugging plug 61 is in a truncated cone shape, and the large end of the plugging plug 61 is connected with the first flange 3 through the elastic member; the inner cavity of the branch pipeline 2 is provided with a circular truncated cone section matched with the shape of the plugging plug 61; after the first flange 3 is connected with the branch pipe 2, the sealing plug 61 is sealed with the circular truncated cone section of the branch pipe 2. The elastic component can be used for tightly propping up the blocking plug 61 and the branch pipeline 2, so that the sealing effect is ensured.
Referring to fig. 3, as a preferred embodiment of the present invention, a plurality of sealing grooves 62 are coaxially formed on the conical surface of the plug 61, and by forming the plurality of sealing grooves 62, the adhesion between the plug 61 and the surface of the branch pipe 2 can be further improved by using the plurality of sealing grooves 62, thereby ensuring the sealing effect. Preferably, the sealing groove 62 is perpendicular to the conical surface of the plug 61.
As a preferred embodiment of the invention, the end face of the large end of the plugging plug 61 is provided with a metal baffle 63, the elastic component adopts a buffer spring 64, the metal baffle 63 is connected with one end of the buffer spring 64, and the other end of the buffer spring 64 is connected with the first flange 3.
As a preferred embodiment of the present invention, the inner cavity of the buffer spring 64 is provided with a guide rod of a telescopic rod, one end of the guide rod is connected with the metal baffle 63, and one end of the guide rod is connected with the first flange 3. Can play the effect of leading buffer spring 64 through setting up the guide arm, guarantee the stability of buffer spring 64 structure, the guide arm is scalable for the deformation of adaptation spring.
As a preferred embodiment of the invention, the guide rod comprises a guide pipe and a guide rod, one end of the guide pipe is connected with the first flange 3, one end of the guide rod is connected with the metal baffle 63, the guide pipe and the guide rod are coaxially arranged, and the other end of the guide rod extends into the other end of the guide pipe.
As a preferred embodiment of the invention, the end surface of the small end of the plug 61 is flush with the inner surface of the material conveying pipeline 1, the end surface of the small end of the plug 61 is set to be a curved surface with the same curvature as that of the material conveying pipeline 1, and the structure is designed to prevent the solid matter from depositing due to the reduction of the flow speed of the solid matter in the branch pipeline when the solid-containing liquid flows.
As a preferred embodiment of the invention, the shape of the sludge discharge opening 4-1 is in a horn shape, and the horn-shaped sludge discharge opening 4-1 is beneficial to discharging sludge.
The invention also provides a solid-containing liquid conveying device, and the conveying pipeline in the solid-containing liquid conveying device adopts the solid-containing liquid conveying pipeline.
The working method of the solid-containing liquid conveying pipeline comprises the following steps:
when the material conveying pipeline 1 works normally, the first flange plates 3 are connected to all the branch pipelines 2 so as to ensure the normal conveying of the material conveying pipeline 1;
when the material conveying pipeline 1 needs to be cleaned, determining a part to be cleaned of the material conveying pipeline 1;
the first flange 3 of installing on waiting to clear up the first lateral conduit 2 of position low reaches with material conveying pipeline 1 is changed into the blowdown subassembly, with sealing connection between second flange 4 and the lateral conduit 2, 8 work of sludge pump take the plug in the material conveying pipeline 1 out, realize the mediation of material conveying pipeline 1.
Examples
Referring to fig. 1-3, the present embodiment includes a material conveying pipe 1, a plurality of branch pipes 2 are welded on the surface of the material conveying pipe 1 at intervals, a first flange 3 can be installed at the end of the branch pipe 2 through bolts, a second flange 4 can be installed at the end of the branch pipe 2 through bolts, a horn-shaped sludge discharge port 4-1 is provided at the center of the second flange 4, the first flange and the second flange have the same size, an inlet of a sludge pump 8 is connected with the sludge discharge port 4-1 through a connecting hose 7, a sludge discharge pipe 9 is connected to the sludge discharge port of the sludge pump 8, and a plugging assembly is provided between the second flange 4 and the branch pipe 2. In this embodiment, through installing first ring flange 3 and the second ring flange 4 at bleeder 2 tip, can be according to the jam of material conveying pipe 1 and operational aspect selection installation shutoff subassembly 6 or be connected with blowdown subassembly. When material conveying pipe 1 did not block up, connect shutoff subassembly 6 on the first ring flange 3, it is sealed between lateral pipe 2 and the shutoff subassembly 6, guarantee to carry liquid normal flow in material conveying pipe 1 and do not reveal from lateral pipe 2. Specifically, the plugging assembly 6 comprises a plugging plug 61 extending into the branched pipe 2, a limiting sleeve 65 welded on the second flange plate 4, a metal baffle 63 fixed on the large end surface of the plugging plug 61 in an adhering mode, and a buffer spring 64 sleeved outside the limiting sleeve 65, one end of the buffer spring 64 is welded on the metal baffle 63, the other end of the buffer spring 64 is welded on the second flange plate 4, the plugging plug 61 is of a circular truncated cone-shaped structure, and a sealing groove 62 is formed in the side surface of the plugging plug 61. When material conveying pipe 1 takes place to block up, will block up subassembly 6 and take off, seek the jam point, and open second ring flange 4 near the jam point, take off shutoff subassembly 6, and install second ring flange 4 that has coupling hose 7, utilize the suction of sludge pump 8 and the pressure breakdown jam point of material conveying pipe 1, reach the purpose of mediation material conveying pipe 1, discharge pipe 9 is installed at the output of sludge pump 8, be convenient for the inside solid-liquid mixture of material conveying pipe 1 outwards pumps through sludge pump 8, can insert discharge pipe 9 into the transport terminal point according to the on-the-spot condition, carry the starting point or directly discharge into the environment.
From the above, it can be seen that the present invention has the following features:
1. set up the lateral conduit through the interval and can open the lateral conduit shutoff flange behind the pipe blockage, look over the concrete position of jam, conveniently have corresponding clear stifled work of developing, make the work efficiency who clears up the jam increase.
2. Through installing first ring flange and the second ring flange at the lateral conduit tip, connect through coupling hose between second ring flange and the sludge pump simultaneously, the delivery pipe is installed at the output of sludge pump, and the inside solid-liquid mixture of material conveying pipe of being convenient for passes through the sludge pump and outwards aspirates to dredge behind making the material conveying pipe block up, improved the convenience that material conveying pipe carried solid-liquid.
3. Be provided with the shutoff subassembly in the lateral conduit during normal operating, the shutoff subassembly includes shutoff stopper, metal baffle, spacing sleeve pipe, seal groove and buffer spring and constitutes, and the metal baffle that shutoff stopper lower surface adhesion was fixed passes through buffer spring and is connected with the second ring flange to buffer spring continues the compression under the effect of external force when making the second ring flange fix at the lateral conduit tip, promotes the seal of lateral conduit, reduces and reveals.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A solid-containing liquid conveying pipeline is characterized by comprising a material conveying pipeline (1), a first flange plate (3) and a sewage discharge assembly, wherein a plurality of branch pipelines (2) are arranged on the material conveying pipeline (1) at intervals, and the first flange plate (3) and/or the sewage discharge assembly are/is arranged on the branch pipelines (2);
the first flange (3) is connected with the branch pipeline (2) in a sealing way;
the sewage discharge assembly comprises a second flange plate (4) and a sludge pump (8), and the second flange plate (4) can be hermetically connected with the branch pipeline (2);
a sludge discharge port (4-1) is arranged on the second flange plate (4), and the inlet of the sludge pump (8) is connected with the sludge discharge port (4-1) through a pipeline.
2. The solid-containing liquid conveying pipeline according to claim 1, wherein the first flange (3) is provided with a plugging component (6), and the first flange (3) is connected with the branch pipeline (2) in a sealing manner through the plugging component (6).
3. The solid-containing liquid conveying pipeline according to claim 2, characterized in that the plugging component comprises a plugging plug (61) and an elastic component, the plugging plug (61) is in a truncated cone shape, and the large end of the plugging plug (61) is connected with the first flange (3) through the elastic component; the inner cavity of the branch pipeline (2) is provided with a circular truncated cone section matched with the shape of the sealing plug (61); after the first flange (3) is connected with the branch pipeline (2), the sealing plug (61) is sealed with the circular truncated cone section of the branch pipeline (2).
4. The solid-containing liquid conveying pipeline according to claim 3, wherein the conical surface of the sealing plug (61) is coaxially provided with a plurality of circles of sealing grooves (62).
5. The solid-containing liquid conveying pipeline according to claim 3, wherein the end face of the large end of the sealing plug (61) is provided with a metal baffle plate (63), the elastic component adopts a buffer spring (64), the metal baffle plate (63) is connected with one end of the buffer spring (64), and the other end of the buffer spring (64) is connected with the first flange plate (3).
6. The solid-containing liquid conveying pipeline according to claim 5, wherein the inner cavity of the buffer spring (64) is provided with a guide rod capable of stretching and contracting, one end of the guide rod is connected with the metal baffle plate (63), and one end of the guide rod is connected with the first flange plate (3).
7. A solid-containing liquid conveying pipe according to any one of claims 3 to 6, characterized in that the end surface of the small end of the sealing plug (61) is flush with the inner surface of the material conveying pipe (1), and the end surface of the small end of the sealing plug (61) is provided with a curved surface having the same curvature as the material conveying pipe (1).
8. The solid-laden liquid conveying pipeline according to claim 1, wherein the shape of the sludge discharge port (4-1) is trumpet-shaped.
9. A solid-containing liquid conveying apparatus, wherein the conveying pipeline in the solid-containing liquid conveying apparatus is the solid-containing liquid conveying pipeline according to any one of claims 1 to 8.
10. The method of operating a pipeline for transporting solids-containing liquids as claimed in any one of claims 1 to 8, comprising the steps of:
when the material conveying pipeline (1) works normally, all the branch pipelines (2) are connected with the first flange (3);
when the material conveying pipeline (1) needs to be cleaned, determining a part to be cleaned of the material conveying pipeline (1);
the first flange plate (3) installed on the first branch pipe (2) at the downstream of the part to be cleaned of the material conveying pipeline (1) is replaced by a sewage discharge assembly, the second flange plate (4) is hermetically connected with the branch pipe (2), a sludge pump (8) works and extracts the blockage in the material conveying pipeline (1), and the dredging of the material conveying pipeline (1) is realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111250946.XA CN113847549B (en) | 2021-10-26 | 2021-10-26 | A solid-liquid delivery pipeline, device and working method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111250946.XA CN113847549B (en) | 2021-10-26 | 2021-10-26 | A solid-liquid delivery pipeline, device and working method thereof |
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| Publication Number | Publication Date |
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| CN113847549A true CN113847549A (en) | 2021-12-28 |
| CN113847549B CN113847549B (en) | 2025-01-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| Publication number | Publication date |
|---|---|
| CN113847549B (en) | 2025-01-03 |
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