CN216539006U - Sand removing device - Google Patents

Sand removing device Download PDF

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Publication number
CN216539006U
CN216539006U CN202122894226.9U CN202122894226U CN216539006U CN 216539006 U CN216539006 U CN 216539006U CN 202122894226 U CN202122894226 U CN 202122894226U CN 216539006 U CN216539006 U CN 216539006U
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CN
China
Prior art keywords
sand
valve
recoil
sand discharge
discharge pipe
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Active
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CN202122894226.9U
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Chinese (zh)
Inventor
刘凡
陈冠英
马宗虎
彭刚平
郑立明
张廷军
赵健
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Beijing Huake Biomass Energy Technology Co ltd
China Huadian Engineering Group Co Ltd
Original Assignee
Huadian Zhongguang New Energy Technology Co ltd
China Huadian Engineering Group Co Ltd
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Priority to CN202122894226.9U priority Critical patent/CN216539006U/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00Technologies for the production of fuel of non-fossil origin
    • Y02E50/30Fuel from waste, e.g. synthetic alcohol or diesel

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  • Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)

Abstract

The utility model relates to the technical field of sand removing devices, in particular to a sand removing device. The sand removing device comprises a sand removing machine, a sand discharging pump and a first sand discharging pipe, and the sand removing machine comprises a sand discharging opening; one end of the first sand discharge pipe is communicated with the sand discharge pump, the other end of the first sand discharge pipe is provided with a first sewage discharge port, a first sewage discharge valve is arranged at the first sewage discharge port, and the first sewage discharge valve is suitable for controlling the opening and closing of the first sewage discharge port; the lateral part of first sand discharge pipe is equipped with first recoil mouth and first opening of communicating, first opening of communicating with the sand discharge mouth intercommunication, and first recoil mouth department is equipped with first recoil valve, and first recoil valve is suitable for the switching of controlling first recoil mouth, and first recoil mouth sets up the position department of keeping away from first drain hole. The sand removing device provided by the utility model can clean the first sand discharge pipe without disassembling the first sand discharge pipe and the sand removing machine, and is time-saving and labor-saving.

Description

Sand removing device
Technical Field
The utility model relates to the technical field of sand removing devices, in particular to a sand removing device.
Background
In some existing biogas projects, the fermentation raw materials mainly comprise livestock and poultry manure. Due to the influence of the feeding process, the sand content in livestock and poultry manure such as cow manure, chicken manure and the like is large, and a sand removing device is required to be added for pretreating the livestock and poultry manure. However, because the grit that contains in the animal manure is mostly fine sand, the sand removing pipeline of sand removing device takes place to block up easily, needs to dismantle sand removing device and sand removing pipeline and clears up, wastes time and energy and causes the pollution to the factory easily.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model aims to overcome the defects that the sand removing device and the sand removing pipeline in the prior art are easy to block and need to be disassembled for cleaning, and provides the sand removing device which can be cleaned without disassembly.
In order to solve the problems, the utility model provides a desanding device which comprises a desanding machine, a sand discharge pump and a first sand discharge pipe, wherein the desanding machine comprises a sand discharge port; one end of the first sand discharge pipe is communicated with the sand discharge pump, the other end of the first sand discharge pipe is provided with a first sewage discharge port, a first sewage discharge valve is arranged at the first sewage discharge port, and the first sewage discharge valve is suitable for controlling the opening and closing of the first sewage discharge port; the lateral part of first sand discharge pipe is equipped with first recoil mouth and first opening of communicating, first opening of communicating with the sand discharge mouth intercommunication, and first recoil mouth department is equipped with first recoil valve, and first recoil valve is suitable for the switching of controlling first recoil mouth, and first recoil mouth sets up the position department of keeping away from first drain hole.
The sand removing device provided by the utility model further comprises a sand-water separator and a second sand discharge pipe, wherein one end of the second sand discharge pipe is communicated with an outlet of a sand discharge pump, the other end of the second sand discharge pipe is communicated with the sand-water separator, a second backflushing opening is formed in the side wall of the second sand discharge pipe, and the second backflushing opening is detachably connected with a backflushing cover.
According to the sand removing device provided by the utility model, the side wall of the second sand discharge pipe is also provided with the communication port, the communication port is detachably connected with the communication cover, the communication port is arranged at a position close to the second sand discharge pipe, the second backflushing port is arranged at a position close to the sand discharge pump, and the communication port is suitable for being communicated with the second backflushing port through the third sand discharge pipe when the second sand discharge pipe is blocked.
According to the sand removing device provided by the utility model, the second sand discharge pipe is also provided with the switch valve, the switch valve is arranged between the second backwashing port and the communicating port and is positioned at a position close to the second backwashing port, and the switch valve is suitable for closing the second sand discharge pipe when the third sand discharge pipe is communicated.
According to the sand removing device provided by the utility model, the sand-water separator comprises a separation box and a spiral conveyer; the separation box is provided with a sand-water inlet and a sand-stone outlet, and the sand-water inlet is arranged at the top of the separation box and is communicated with the second sand discharge pipe; the sand and stone outlet is arranged at the bottom of one end of the separation box far away from the sand water inlet; the screw conveyer is arranged in the separation box, one end of the screw conveyer is positioned at the bottom of the sand water inlet, and the other end of the screw conveyer extends upwards to the sand outlet in an inclined way.
According to the sand removing device provided by the utility model, the side wall of the separation box is also provided with the overflow port, the overflow port is higher than one end of the screw conveyor, and the overflow port is suitable for being communicated with the overflow pipe.
The utility model provides a desanding device, wherein a desanding machine comprises a rotational flow desanding part and a sand discharge hopper; the cyclone desanding part is provided with a feed inlet and a discharge outlet; the sand discharge hopper is arranged at the bottom of the rotational flow sand removing portion and communicated with the rotational flow sand removing portion, the sand discharge port is formed in the sand discharge hopper, a third backflushing port is further formed in the sand discharge hopper, a second backflushing valve is arranged at the third backflushing port, and the first sewage discharge valve is suitable for being opened when the second backflushing valve is opened.
According to the sand removing device provided by the utility model, the sand discharging opening is formed in the bottom of the sand discharging hopper.
According to the sand removing device provided by the utility model, the sand discharging hopper is also provided with a second sewage draining outlet, the second sewage draining outlet is positioned above the third backwashing port and is suitable for being communicated with a sewage draining pipe, and a second sewage draining valve is arranged at the second sewage draining outlet and is suitable for controlling the opening and closing of the second sewage draining outlet.
The sand removing device provided by the utility model further comprises a stirring structure, wherein the stirring structure comprises a first stirring assembly and a second stirring assembly, the first stirring assembly is rotatably arranged in the cyclone sand removing part, and the second stirring assembly is rotatably arranged in the sand discharge hopper.
The utility model has the following advantages:
1. the utility model provides a desanding device which comprises a desanding machine, a sand discharge pump and a first sand discharge pipe, wherein the desanding machine comprises a sand discharge port; one end of the first sand discharge pipe is communicated with the sand discharge pump, the other end of the first sand discharge pipe is provided with a first sewage discharge port, a first sewage discharge valve is arranged at the first sewage discharge port, and the first sewage discharge valve is suitable for controlling the opening and closing of the first sewage discharge port; the lateral part of first sand discharge pipe is equipped with first recoil mouth and first opening of communicating, first opening of communicating with the sand discharge mouth intercommunication, and first recoil mouth department is equipped with first recoil valve, and first recoil valve is suitable for the switching of controlling first recoil mouth, and first recoil mouth sets up the position department of keeping away from first drain hole.
The sand discharging pump discharges sand and stone in the sand remover through the first sand discharging pipe. When the first sand discharge pipe needs to be cleaned, the other end of the first blow-down valve is communicated with an adjacent sewage well through a blow-down pipe, and the first blow-down valve is opened; the other end of first recoil valve and water sources such as high-pressure squirt communicate, and open first recoil valve, water in the water sources such as high-pressure squirt spouts into in order to wash first sand discharging pipe through first recoil mouth, prevent that first sand discharging pipe from blockking up, and need not to dismantle first sand discharging pipe and degritting machine just can realize the washing to first sand discharging pipe, and time saving and labor saving, still because the other end of first recoil valve passes through the blow off pipe and communicates with the bilge well that closes on, the secondary pollution who brings when having reduced the washing excrement, can not cause the pollution to the factory. When the first sand discharge pipe does not need to be cleaned, the first sand discharge pipe can normally perform sand discharge and sand removal operations only by closing the first sewage discharge valve and the first backflushing valve.
2. The sand removing device provided by the utility model further comprises a sand-water separator and a second sand discharge pipe, wherein one end of the second sand discharge pipe is communicated with an outlet of a sand discharge pump, the other end of the second sand discharge pipe is communicated with the sand-water separator, a second backflushing opening is formed in the side wall of the second sand discharge pipe, and the second backflushing opening is detachably connected with a backflushing cover.
The sand-water separator is used for separating sand and water. When the second sand discharge pipe needs to be cleaned, the backflushing cover is opened, water from a water source such as a high-pressure water gun is sprayed into the second sand discharge pipe through the second backflushing opening, accumulated sand in the second sand discharge pipe is flushed into the sand-water separator, the second sand discharge pipe is cleaned, the second sand discharge pipe is prevented from being blocked, and the second sand discharge pipe and the sand-water separator can be cleaned without being disassembled, so that time and labor are saved; the cleaned sand water can directly enter the sand-water separator, and the pollution to the environment can not be caused.
3. According to the sand removing device provided by the utility model, the side wall of the second sand discharge pipe is also provided with the communication port, the communication port is detachably connected with the communication cover, the communication port is arranged at a position close to the second sand discharge pipe, the second backflushing port is arranged at a position close to the sand discharge pump, and the communication port is suitable for being communicated with the second backflushing port through the third sand discharge pipe when the second sand discharge pipe is blocked. When the second sand discharge pipe is blocked, the third sand discharge pipe is communicated with the second back flushing port and the communication port, the third sand discharge pipe is communicated between the sand discharge pump and the sand-water separator, and the sand removing device can be normally used.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 shows a schematic view of a desanding apparatus of the utility model;
FIG. 2 shows an enlarged view of section A of FIG. 1;
FIG. 3 shows an enlarged view of section B of FIG. 1;
FIG. 4 shows a top view of the desanding apparatus of the present invention;
FIG. 5 shows a schematic of the degritting machine of the present invention;
fig. 6 shows a schematic of the sand-water separator of the present invention.
Description of the reference numerals:
1. a sand removing machine; 11. a sand discharge port; 12. a cyclone desanding part; 121. a feed inlet; 122. a discharge port; 123. a feed pipe; 124. a discharge pipe; 13. a sand discharge hopper; 131. a third recoil opening; 132. a second recoil valve; 133. a second sewage draining outlet; 134. a second blowoff valve; 14. a stirring structure; 2. a sand discharge pump; 3. a first sand discharge pipe; 31. a first drain port; 32. a first waste valve; 33. a first kick-off opening; 34. a first recoil valve; 35. a first communication port; 4. a sand-water separator; 41. a separation tank; 411. a sand water inlet; 412. a sandstone outlet; 413. an overflow port; 42. a screw conveyor; 5. a second sand discharge pipe; 51. a second recoil opening; 52. back flushing the cover; 53. a second communication port; 54. a communication cover; 55. and (4) switching on and off the valve.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1 to 6, the present embodiment provides a desanding device, which includes a desander 1, a sand discharge pump 2 and a first sand discharge pipe 3, wherein the desander 1 includes a sand discharge port 11; one end of the first sand discharge pipe 3 is communicated with the sand discharge pump 2, the other end of the first sand discharge pipe is provided with a first sewage discharge port 31, a first sewage discharge valve 32 is arranged at the first sewage discharge port 31, and the first sewage discharge valve 32 is suitable for controlling the opening and closing of the first sewage discharge port 31; the lateral part of first sand discharge pipe 3 is equipped with first recoil mouth 33 and first intercommunication mouth 35, and first intercommunication mouth 35 communicates with sand discharge port 11, and first recoil mouth 33 department is equipped with first recoil valve 34, and first recoil valve 34 is suitable for the switching of control first recoil mouth 33, and first recoil mouth 33 sets up in the position department of keeping away from first drain hole 31. In a specific embodiment, the desanding device can be a desanding device in a biogas project which takes livestock and poultry manure and other materials as raw materials, and is mainly used for removing sand and stones in a pretreatment stage in the biogas project. The desanding device can also be a desanding device in the papermaking industry.
The sand discharging pump 2 discharges sand in the sand remover 1 through the first sand discharging pipe 3. When the first sand discharge pipe 3 needs to be cleaned, the other end of the first blow-down valve 32 is communicated with an adjacent sewer well through a blow-down pipe, and the first blow-down valve 32 is opened; the other end of first recoil valve 34 communicates with water sources such as high-pressure squirt, and open first recoil valve 34, water in the water sources such as high-pressure squirt spouts into in first sand discharge pipe 3 through first recoil mouth 33 in order to wash first sand discharge pipe 3, prevent that first sand discharge pipe 3 from blockking up, and need not to dismantle first sand discharge pipe 3 and degritting machine 1 just can realize the washing to first sand discharge pipe 3, time saving and labor saving, still because the sewage well intercommunication that blow off pipe and closing on is passed through to the other end of first recoil valve 34, the secondary pollution who brings when having reduced the washing excrement, can not cause the pollution to the factory. When the first sand discharge pipe 3 does not need to be cleaned, the first sand discharge pipe 3 can normally perform sand discharge and sand removal operations only by closing the first sewage discharge valve 32 and the first backflushing valve 34.
In this embodiment, the sand removing device further comprises a sand-water separator 4 and a second sand discharging pipe 5, one end of the second sand discharging pipe 5 is communicated with an outlet of the sand discharging pump 2, the other end of the second sand discharging pipe is communicated with the sand-water separator 4, a second backwashing port 51 is arranged on the side wall of the second sand discharging pipe 5, and a backwashing cover 52 is detachably connected to the second backwashing port 51. In a specific embodiment, the recoil cover 52 is a flange cover, the recoil cover 52 is connected with the second recoil opening 51 through a fastener, and a sealing structure is arranged between the recoil cover 52 and the second recoil opening 51.
The sand-water separator 4 is used for separating sand from water. When the second sand discharge pipe 5 needs to be cleaned, the backflushing cover 52 is opened, water from a water source such as a high-pressure water gun is sprayed into the second sand discharge pipe 5 through the second backflushing port 51, sand accumulated in the second sand discharge pipe 5 is flushed into the sand-water separator 4, the second sand discharge pipe 5 is cleaned, the second sand discharge pipe 5 is prevented from being blocked, and the second sand discharge pipe 5 and the sand-water separator 4 are not required to be disassembled to clean the second sand discharge pipe 5, so that time and labor are saved; the cleaned sand water can directly enter the sand water separator 4, and the pollution to the environment can not be caused.
In this embodiment, a communication port is further provided on the side wall of the second sand discharge pipe 5, the communication port is detachably connected with a communication cover 54, the communication port is provided at a position close to the second sand discharge pipe 5, the second backwashing port 51 is provided at a position close to the sand discharge pump 2, and the communication port is suitable for being communicated with the second backwashing port 51 through a third sand discharge pipe when the second sand discharge pipe 5 is blocked. When second sand discharge pipe 5 was blockked up, third sand discharge pipe intercommunication second backwash mouth 51 and intercommunication mouth, accessible third sand discharge pipe intercommunication between sand discharge pump 2 and sand water separator 4, but sand removal device normal use. In a specific embodiment, the communication cover 54 is a flange cover, the communication cover 54 is connected to the communication port by a fastener, and a sealing structure is provided between the communication cover 54 and the communication port.
In this embodiment, the second sand discharging pipe 5 is further provided with a switch valve 55, the switch valve 55 is disposed between the second backflushing port 51 and the communication port and located at a position close to the second backflushing port 51, and the switch valve 55 is adapted to close the second sand discharging pipe 5 when the third sand discharging pipe is communicated. The second sand discharge pipe 5 is blocked, and when sand is discharged through the third sand discharge pipe, the switch valve 55 is closed, so that the sand discharging effect of the third sand discharge pipe is ensured.
In this embodiment, the sand-water separator 4 comprises a separation box 41 and a screw conveyor 42, the separation box 41 is provided with a sand-water inlet 411 and a sand outlet 412, the sand-water inlet 411 is arranged at the top of the separation box 41 and is communicated with the second sand discharge pipe 5; a sand outlet 412 is provided at the bottom of the end of the separation tank 41 remote from the sand water inlet 411; a screw conveyor 42 is provided in the separation tank 41 with one end at the bottom of the sand water inlet 411 and the other end extending obliquely upwards to the sand outlet 412. The sand is conveyed from the bottom of the separation tank 41 by the screw conveyor 42 to a high point and out of the separation tank 41 where it is separated from the water. In a specific embodiment, the separation tank 41 includes a tank body and an extension extending obliquely upward from the top of the tank body, and the sand outlet 412 is provided at the bottom of the extension.
In this embodiment, an overflow port 413 is further disposed on the side wall of the separation tank 41, the overflow port 413 is higher than one end of the screw conveyor 42, and the overflow port 413 is suitable for communicating with an overflow pipe. The supernatant in the separation tank 41 flows into the next treatment step machine through an overflow pipe, or the supernatant in the separation tank 41 is discharged to a sewage well through an overflow pipe.
In this embodiment, the desander 1 includes a cyclone desanding portion 12 and a sand discharge hopper 13, and the cyclone desanding portion 12 is provided with a feed inlet 121 and a discharge outlet 122; the sand discharge hopper 13 is arranged at the bottom of the cyclone sand removing part 12 and is communicated with the cyclone sand removing part 12, the sand discharge port 11 is arranged on the sand discharge hopper 13, a third backwashing port 131 is further arranged on the sand discharge hopper 13, a second backwashing valve 132 is arranged at the third backwashing port 131, and the first blow-down valve 32 is suitable for being opened when the second backwashing valve 132 is opened. When the sand discharge hopper 13 is blocked, the other end of the first sewage discharge valve 32 is communicated with an adjacent sewage well through a sewage discharge pipe, and the first sewage discharge valve 32 is opened; water sources such as high-pressure squirts and the other end intercommunication of second recoil valve 132, open second recoil valve 132, the water at water sources such as high-pressure squirts is washed into sand discharge hopper 13 through second recoil mouth 51, wash sand discharge hopper 13, prevent sand discharge hopper 13 and block up, need not to dismantle sand discharge hopper 13 and just can realize the washing to sand discharge hopper 13, time saving and labor saving, still because the other end of first recoil valve 34 passes through the blow off pipe and communicates with the bilge well that closes on, the secondary pollution who brings when having reduced the washing excrement, can not cause the pollution to the factory. When the sand discharging hopper 13 does not need to be cleaned, the sand discharging hopper 13 can normally perform sand discharging and sand removing operations only by closing the first sewage discharging valve 32 and the second backflushing valve 132.
In a specific embodiment, the feeding pipe 123 is communicated with the feeding port 121, and the feeding pipe 123 is tangentially connected with the cyclone sand removing part 12, so that feeding into the cyclone sand removing part 12 is facilitated, and feeding flowing in the cyclone sand removing part 12 is facilitated. The discharge pipe 124 is communicated with the discharge hole 122, and the discharge pipe 124 is tangentially connected with the cyclone desanding part 12, so that the discharge is facilitated. The cyclone desanding part 12 is used for separating sand and materials, and the sand and the materials move downwards under the action of gravity to enter the sand discharge hopper 13.
In this embodiment, the sand discharge port 11 is disposed at the bottom of the sand discharge hopper 13, so as to facilitate sand discharge of the sand discharge hopper 13.
In this embodiment, the sand discharging hopper 13 is further provided with a second sewage draining exit 133, the second sewage draining exit 133 is located above the third backwashing port 131, the second sewage draining exit 133 is suitable for being communicated with a sewage draining pipe, a second sewage draining valve 134 is arranged at the second sewage draining exit 133, and the second sewage draining valve 134 is suitable for controlling the second sewage draining exit 133 to be opened and closed. When the sand discharge hopper 13 is blocked, the other end of the second blow-down valve 134 is firstly communicated with a blow-down pipe, and then the second blow-down valve 134 is opened to discharge the materials in the cyclone sand removing part 12 through the blow-down pipe; after the sand is discharged, the second blowoff valve 134 is closed, and the sand discharge hopper 13 is flushed through the third backflushing port 131.
In this embodiment, the desander 1 further includes a stirring structure 14, and the stirring structure 14 includes a first stirring component and a second stirring component, the first stirring component is rotatably disposed in the cyclone desanding portion 12, and the second stirring component is rotatably disposed in the sand discharge hopper 13. Stirring structure 14 is used for stirring the material, reinforcing sand removal effect.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the utility model.

Claims (10)

1. A desanding apparatus, comprising:
the sand removing machine (1) comprises a sand discharging opening (11);
a sand discharge pump (2);
one end of the first sand discharge pipe (3) is communicated with the sand discharge pump (2), the other end of the first sand discharge pipe is provided with a first sewage discharge port (31), a first sewage discharge valve (32) is arranged at the first sewage discharge port (31), and the first sewage discharge valve (32) is suitable for controlling the opening and closing of the first sewage discharge port (31); the lateral part of first sand discharge pipe (3) is equipped with first recoil mouth (33) and first intercommunication mouth (35), first intercommunication mouth (35) with sand discharge mouth (11) intercommunication, first recoil mouth (33) department is equipped with first recoil valve (34), first recoil valve (34) are suitable for control the switching of first recoil mouth (33), first recoil mouth (33) set up and are keeping away from the position department of first drain hole (31).
2. A desanding apparatus as claimed in claim 1 further comprising:
a sand-water separator (4);
second sand discharge pipe (5), one end with the export intercommunication of sand discharge pump (2), the other end with grit-water separator (4) intercommunication, be equipped with second recoil mouth (51) on the lateral wall of second sand discharge pipe (5), second recoil mouth (51) department detachably is connected with recoil lid (52).
3. A sand removing device according to claim 2, wherein a second communication port (53) is further provided on the side wall of the second sand discharge pipe (5), a communication cover (54) is detachably connected to the second communication port (53), the second communication port (53) is provided at a position close to the second sand discharge pipe (5), the second backflushing port (51) is provided at a position close to the sand discharge pump (2), and the second communication port (53) is adapted to communicate with the second backflushing port (51) through a third sand discharge pipe when the second sand discharge pipe (5) is blocked.
4. A desanding device according to claim 3, wherein a switch valve (55) is further arranged on the second sand drain (5), the switch valve (55) is arranged between the second backflush port (51) and the communication port and is located at a position close to the second backflush port (51), and the switch valve (55) is suitable for closing the second sand drain (5) when the third sand drain is communicated.
5. Sand removal device according to any one of claims 2-4, characterized in that the sand-water separator (4) comprises:
the separation box (41) is provided with a sand-water inlet (411) and a sand-stone outlet (412), and the sand-water inlet (411) is arranged at the top of the separation box (41) and communicated with the second sand discharge pipe (5); the sand outlet (412) is arranged at the bottom of one end of the separation box (41) far away from the sand water inlet (411);
and the screw conveyor (42) is arranged in the separation box (41), one end of the screw conveyor is positioned at the bottom of the sand water inlet (411), and the other end of the screw conveyor extends upwards to the sand outlet (412) in an inclined mode.
6. Desanding device according to claim 5, wherein an overflow outlet (413) is further provided on the side wall of the separation tank (41), said overflow outlet (413) being higher than the end of the screw conveyor (42), said overflow outlet (413) being adapted to communicate with an overflow pipe.
7. A desanding device according to any of claims 1-4, 6, characterised in that the desander (1) comprises:
the cyclone desanding part (12) is provided with a feeding hole (121) and a discharging hole (122);
sand discharge hopper (13), set up the bottom of whirl degritting portion (12), and with whirl degritting portion (12) intercommunication, sand discharge mouth (11) set up on sand discharge hopper (13), still be equipped with third recoil mouth (131) on sand discharge hopper (13), third recoil mouth (131) department is equipped with second recoil valve (132), first blowdown valve (32) are suitable for open when second recoil valve (132) are opened.
8. Desanding device according to claim 7, characterized in that the sand outlet (11) is arranged at the bottom of the sand drain (13).
9. The desanding device according to claim 7, wherein a second sewage draining outlet (133) is further arranged on the sand discharging hopper (13), the second sewage draining outlet (133) is positioned above the third backflushing outlet (131), the second sewage draining outlet (133) is suitable for being communicated with a sewage draining pipe, a second sewage draining valve (134) is arranged at the second sewage draining outlet (133), and the second sewage draining valve (134) is suitable for controlling the second sewage draining outlet (133) to be opened and closed.
10. A desanding device according to claim 7, characterised in that the desander (1) further comprises a stirring structure (14), the stirring structure (14) comprising a first stirring assembly rotatably arranged in the cyclone desanding (12) and a second stirring assembly rotatably arranged in the sand discharge hopper (13).
CN202122894226.9U 2021-11-19 2021-11-19 Sand removing device Active CN216539006U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122894226.9U CN216539006U (en) 2021-11-19 2021-11-19 Sand removing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122894226.9U CN216539006U (en) 2021-11-19 2021-11-19 Sand removing device

Publications (1)

Publication Number Publication Date
CN216539006U true CN216539006U (en) 2022-05-17

Family

ID=81576608

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122894226.9U Active CN216539006U (en) 2021-11-19 2021-11-19 Sand removing device

Country Status (1)

Country Link
CN (1) CN216539006U (en)

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