CN213865757U - Multilayer filtering and purifying equipment for preventing and treating underground water pollution - Google Patents
Multilayer filtering and purifying equipment for preventing and treating underground water pollution Download PDFInfo
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- CN213865757U CN213865757U CN202022274947.5U CN202022274947U CN213865757U CN 213865757 U CN213865757 U CN 213865757U CN 202022274947 U CN202022274947 U CN 202022274947U CN 213865757 U CN213865757 U CN 213865757U
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- 238000001914 filtration Methods 0.000 title claims abstract description 45
- 238000003911 water pollution Methods 0.000 title claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 56
- 238000000746 purification Methods 0.000 claims abstract description 9
- 238000005352 clarification Methods 0.000 claims abstract description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 22
- 238000005086 pumping Methods 0.000 claims description 17
- 238000001179 sorption measurement Methods 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 4
- 239000002365 multiple layer Substances 0.000 claims description 4
- 239000003673 groundwater Substances 0.000 abstract description 17
- 239000003651 drinking water Substances 0.000 abstract description 8
- 235000020188 drinking water Nutrition 0.000 abstract description 8
- 238000003895 groundwater pollution Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 7
- 239000012535 impurity Substances 0.000 abstract description 4
- 230000002265 prevention Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 229910052799 carbon Inorganic materials 0.000 description 6
- 239000000463 material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of filtration and purification equipment, a groundwater pollution control is with multiple layer filtration and purification equipment is related to, wherein, including first box, the first suction pump of first box inner wall side fixedly connected with, fixedly connected with second drinking-water pipeline in the first box, second drinking-water pipeline one end is passed first suction pump and is extended to in the first box, and the other end threaded connection of second drinking-water pipeline has the second to filter the head, and through setting up first suction pump, first suction pump during operation can make groundwater carry to the first box in through second drinking-water pipeline. Its beneficial effect is, this multiple filtration clarification plant is used in groundwater pollution prevention and cure, through setting up first suction pump, first suction pump during operation can make groundwater carry to first box in through the second pipeline that draws water, with the help of the filter effect of second filter head, can effectually carry out the first filtration to the impurity of groundwater, whole device is rational in infrastructure, convenient to use, and the practicality is strong.
Description
Technical Field
The utility model belongs to the technical field of filtration and purification equipment, concretely relates to groundwater pollution control uses multilayer filtration and purification equipment.
Background
The underground water is water existing in rock gaps below the ground, is one of important water resources on the earth, has outstanding significance for human beings in mining and utilization, contains abundant mineral substances, cannot be directly used, needs to be used by filtering and purifying equipment, and has very important significance for preventing and treating pollution of the underground water.
The filtering and purifying treatment equipment for the existing underground water is mostly arranged in an underground pipeline, the filtering equipment cannot carry out multi-layer filtering on water quality due to the limitation of the pipeline, the filtering function is relatively poor, the purifying treatment efficiency is relatively low, the existing filtering equipment cannot vibrate the filter screen up and down, filter substances are accumulated at the top of the filter screen, the blocking condition is very easily caused, and the filtering effect is influenced.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a groundwater pollution control uses multiple-layer filtering clarification plant, it has solved and can not shake and the poor technical problem of filterability about carrying out to the filter screen.
In order to achieve the above object, the utility model provides a following technical scheme: a multilayer filtering and purifying device for preventing and treating underground water pollution comprises a first box body, wherein a first water suction pump is fixedly connected to the side surface of the inner wall of the first box body, a second water suction pipeline is fixedly connected to the inside of the first box body, one end of the second water suction pipeline penetrates through the first water suction pump and extends into the first box body, the other end of the second water suction pipeline is in threaded connection with a second filter head, sliding grooves are formed in the two sides of the inner wall of the first box body, sliding blocks are connected in the two sliding grooves in a sliding mode, connecting plates are fixedly connected to the side surfaces of the two sliding blocks, first grooves are formed in the side surfaces of the two connecting plates, first filter screens are connected in the two first grooves in a sliding mode, two supporting blocks are fixedly connected to the two sides of the inner wall of the first box body, telescopic rods are fixedly connected to the bottoms and the tops of the two supporting blocks, and one ends of the two telescopic rods are fixedly connected to the tops and the bottoms of the connecting plates respectively, the surface of the telescopic rod is sleeved with a return spring, opposite ends of the return spring are respectively and fixedly connected to the top and the bottom of the supporting block and the top and the bottom of the connecting plate, the bottoms of the two connecting plates are fixedly connected with connecting rods, and the bottoms of the two connecting rods are fixedly connected with cross blocks.
First box inner wall both sides fixedly connected with runner assembly, the second recess has been seted up to first box inner wall both sides, sliding connection has first active carbon adsorption plate in the second recess, the first drinking-water pipeline of first box internal fixedly connected with, the one end threaded connection of first drinking-water pipeline has first filter head, the surface of first drinking-water pipeline is provided with the second suction pump, the other end of first drinking-water pipeline passes the second suction pump and extends to in the second box, second suction pump fixed connection is in second box side, the third recess has been seted up to second box both sides, sliding connection has the second filter screen in the third recess, fixedly connected with second active carbon adsorption plate in the second box, second box side is provided with the valve.
As a further aspect of the present invention: the runner assembly includes backup pad and fixed case, the equal fixed connection of backup pad and fixed case is in first box inner wall side, the fixed case is located the backup pad below, backup pad front side fixedly connected with bearing, wear to be equipped with the pivot in the bearing, pivot fixed surface is connected with the cam, the pivot is passed cam fixedly connected with and is followed the driving wheel, fixedly connected with motor in the fixed case, fixedly connected with action wheel on the output shaft of motor, the action wheel surface is provided with the conveyer belt, the action wheel passes through the conveyer belt transmission with following the driving wheel and is connected, cam and horizontal piece overlap joint.
As a further aspect of the present invention: the side face of the second box body is fixedly connected with a control panel, and the control panel is electrically connected with each electric appliance through a wire.
As a further aspect of the present invention: and the top of the inner wall of the second box body is fixedly connected with an ultraviolet sterilizer.
As a further aspect of the present invention: the first box and the second box are fixedly connected with supporting legs, and the supporting legs are fixedly connected to four corners of the first box and four corners of the second box respectively.
As a further aspect of the present invention: first box and second box front side all have the sealing door through hinge swing joint, the equal fixedly connected with handle of sealing door front side.
Compared with the prior art, the beneficial effects of the utility model are that:
1. this multiple-layer filtering clarification plant is used in groundwater pollution prevention and cure through setting up first suction pump, first suction pump during operation, can make groundwater pass through the second and draw water the pipeline and carry to first box in, with the help of the filtering action of second filter head, can be effectual carry out first filtration to the impurity of groundwater.
2. This multilayer filtration clarification plant is used in groundwater pollution prevention and cure, through setting up first filter screen, can filter once more the groundwater in the first box, through setting up first active carbon adsorption plate, can realize carrying out the adsorbed purpose of peculiar smell to the groundwater after filtering, through setting up the second suction pump, second suction pump during operation, can make the groundwater after filtering in the first box carry to the second box in through first suction pipe, with the help of the filtering action of first filter head to filter once more groundwater.
3. This multilayer filtration clarification plant is used in groundwater pollution prevention and cure, through setting up the motor, motor during operation, it rotates to drive the action wheel, under the conveying effect of conveyer belt, it rotates from the driving wheel to drive, thereby it rotates to drive the cam, the cam rotates and drives the connecting plate through the horizontal block and carry out reciprocating motion from top to bottom, under the circumstances that the connecting plate atress reciprocated, elasticity with the help of return spring drives the telescopic link extension and shortens, thereby shake about going on first filter screen, avoid leading to the fact accumulational circumstances because of the filtration thing at first filter screen top is too much, the time is saved, the filtration efficiency is improved, whole device is rational in infrastructure, high durability and convenient use, therefore, the clothes hanger is strong in practicability.
Drawings
The accompanying drawings 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 invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of a front view section of the present invention;
FIG. 2 is a schematic top view of the rotating assembly of the present invention;
FIG. 3 is a schematic three-dimensional structure of the first box of the present invention;
in the figure: 1. a first case; 2. a first filter head; 3. a first pumping pipeline; 4. a slider; 5. a connecting plate; 6. a telescopic rod; 7. a chute; 8. a return spring; 9. a support block; 10. a first groove; 11. a first filter screen; 12. a second pumping pipeline; 13. a first water pump; 14. a second filter head; 15. a connecting rod; 16. a transverse block; 17. a rotating assembly; 171. a support plate; 172. a cam; 173. a driven wheel; 174. a conveyor belt; 175. a fixed box; 176. a motor; 177. a driving wheel; 178. a bearing; 179. a rotating shaft; 18. a second groove; 19. supporting legs; 20. a first activated carbon adsorption plate; 21. a second water pump; 22. a second case; 23. an ultraviolet sterilizer; 24. a control panel; 25. a third groove; 26. a second filter screen; 27. a second activated carbon adsorption plate; 28. a valve; 29. a sealing door; 30. a handle; 31. and (7) a hinge.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a ground water pollution control is with multiple-layer filtering clarification plant, including first box 1, the first suction pump 13 of 1 inner wall side fixedly connected with of first box, fixedly connected with second suction pipe 12 in the first box 1, second suction pipe 12 one end is passed first suction pump 13 and is extended to in the first box 1, the other end threaded connection of second suction pipe 12 has second filter head 14, through setting up first suction pump 13, first suction pump 13 during operation, can make groundwater carry to first box 1 in through second suction pipe 12, with the help of the filtering action of second filter head 14, can effectually carry out the first filtration to the impurity of groundwater.
The two sides of the inner wall of the first box body 1 are provided with chutes 7, the two chutes 7 are internally and slidably connected with sliders 4, the side surfaces of the two sliders 4 are fixedly connected with connecting plates 5, the side surfaces of the two connecting plates 5 are provided with first grooves 10, the two first grooves 10 are internally and slidably connected with first filter screens 11, by arranging the first filter screens 11, the groundwater in the first box body 1 can be filtered again, the two sides of the inner wall of the first box body 1 are both fixedly connected with two supporting blocks 9, the bottoms and the tops of the two supporting blocks 9 are fixedly connected with telescopic links 6, one ends of the two telescopic links 6 are respectively and fixedly connected with the tops and the bottoms of the connecting plates 5, the surface of the telescopic links 6 is sleeved with return springs 8, the opposite ends of the return springs 8 are respectively and fixedly connected with the tops and the bottoms of the supporting blocks 9 and the tops and the bottoms of the connecting plates 5, and the bottoms of the two connecting plates 5 are fixedly connected with connecting rods 15, the bottoms of the two connecting rods 15 are fixedly connected with a transverse block 16.
First 1 inner wall both sides fixedly connected with runner assembly 17 of first box, second recess 18 has been seted up to 1 inner wall both sides of first box, and sliding connection has first active carbon adsorption board 20 in second recess 18, through setting up first active carbon adsorption board 20, can realize carrying out the absorptive purpose of peculiar smell to the groundwater after filtering.
A first water pumping pipeline 3 is fixedly connected in the first box body 1, one end of the first water pumping pipeline 3 is in threaded connection with a first filter head 2, a second water pumping pump 21 is arranged on the surface of the first water pumping pipeline 3, the other end of the first water pumping pipeline 3 penetrates through the second water pumping pump 21 and extends into a second box body 22, the second water pumping pump 21 is fixedly connected on the side surface of the second box body 22, by arranging the second water suction pump 21, when the second water suction pump 21 works, the filtered underground water in the first box body 1 can be conveyed into the second box body 22 through the first water suction pipeline 3, and by virtue of the filtering action of the first filter head 2, thereby ground water is filtered again, third recess 25 has been seted up to second box 22 both sides, and sliding connection has second filter screen 26 in third recess 25, and fixedly connected with second active carbon adsorption plate 27 in the second box 22, second box 22 side are provided with valve 28.
Specifically, the rotating assembly 17 includes a supporting plate 171 and a fixing box 175, the supporting plate 171 and the fixing box 175 are both fixedly connected to the side of the inner wall of the first box 1, the fixing box 175 is located below the supporting plate 171, a bearing 178 is fixedly connected to the front side of the supporting plate 171, a rotating shaft 179 is inserted in the bearing 178, a cam 172 is fixedly connected to the surface of the rotating shaft 179, the rotating shaft 179 penetrates through the cam 172 and is fixedly connected to a driven wheel 173, a motor 176 is fixedly connected to the inside of the fixing box 175, a driving wheel 177 is fixedly connected to an output shaft of the motor 176, a conveying belt 174 is arranged on the surface of the driving wheel 177, the driving wheel 177 and the driven wheel 173 are in transmission connection through the conveying belt 174, the cam 172 is in lap joint with the transverse block 16, by arranging the motor 176, the motor 176 drives the driving wheel 177 to rotate, under the transmission action of the conveying belt 174, the driven wheel 173 is driven to rotate, thereby driving the cam 172 to rotate, the cam 172 rotates to drive the connecting plate 5 to reciprocate up and down through the transverse block 16, under the condition that connecting plate 5 atress reciprocated, the elasticity with the help of return spring 8 drives the extension of telescopic link 6 and shortens to shake about carrying out first filter screen 11, avoid because of the filtration thing at 11 tops of first filter screen is too much to cause accumulational condition, the time of having practiced thrift has improved filtration efficiency.
Specifically, second box 22 side fixedly connected with control panel 24, control panel 24 pass through the wire and each with electrical apparatus electric connection, through setting up control panel 24, make things convenient for user of service to control each with electrical apparatus's operating condition, second box 22 inner wall top fixedly connected with ultraviolet ray sterilizer 23.
Specifically, the equal fixedly connected with supporting leg 19 in first box 1 and second box 22 bottom, supporting leg 19 respectively fixed connection are in the position in first box 1 and second box 22 four corners, and first box 1 and second box 22 front side all have sealing door 29, the equal fixedly connected with handle 30 in sealing door 29 front side through hinge 31 swing joint.
The utility model discloses a theory of operation does:
s1, when in use, firstly, the first water pump 13 is started to work through the control panel 24, when the first water pump 13 works, underground water can be conveyed into the first box body 1 through the second water pumping pipeline 12, impurities in the underground water can be effectively filtered for the first time by means of the filtering effect of the second filtering head 14, then the motor 176 is started to work, when the motor 176 works, the driving wheel 177 is driven to rotate, the driven wheel 173 is driven to rotate under the conveying effect of the conveying belt 174, the cam 172 is driven to rotate, the cam 172 rotates to drive the connecting plate 5 to reciprocate up and down through the cross block 16, when the connecting plate 5 is forced to move up and down, the telescopic rod 6 is driven to extend and shorten by means of the elasticity of the return spring 8, so that the first filter screen 11 can shake up and down, filtered objects on the top of the first filter screen 11 can be filtered, and the filtering time can be saved, thereby improving the filtering efficiency;
s2, the filtered underground water falls into the bottom of the first box body 1 through the first activated carbon adsorption plate 20, primary odor adsorption is carried out on the underground water by virtue of the adsorption effect of the first activated carbon adsorption plate 20, then the operation control panel 24 is controlled to start the second water suction pump 21, when the second water suction pump 21 works, the filtered underground water in the first box body 1 can be conveyed into the second box body 22 through the first water suction pipeline 3, the underground water is filtered again by virtue of the filtration effect of the first filter head 2, then the ultraviolet sterilizer 23 is started by the operation control panel 24 to sterilize the underground water in the second box body 22, the sterilized underground water is filtered again through the second filter screen 26, and the filtered underground water falls into the bottom of the second box body 22 after odor adsorption is carried out again through the second activated carbon adsorption plate 27 and is stored;
s3, when the groundwater in the second box 22 needs to be used, the valve 28 is opened to draw out the groundwater, and when the first filter screen 11, the second filter screen 26 and the first activated carbon adsorption plate 20 need to be cleaned and replaced, the sealing door 29 is opened to clean and replace the groundwater.
In the description of the present invention, it is to be understood that the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium; either as communication within the two elements or as an interactive relationship of the two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless otherwise expressly stated or limited, a first feature may be "on" or "under" a second feature, and the first and second features may be in direct contact, or the first and second features may be in indirect contact via an intermediate. Also, a first feature "on," "above," and "over" a second feature may be directly or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lower level than the second feature.
In the description herein, the description of the terms "one embodiment," "some embodiments," "an embodiment," "an example," "a specific example" or "some examples" or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
While embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that modifications, alterations, substitutions and variations may be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (6)
1. The utility model provides an underground water pollution control uses multiple-layer filtering clarification plant, includes first box (1), its characterized in that: the water pump water purifier is characterized in that a first water suction pump (13) is fixedly connected to the side face of the inner wall of the first box body (1), a second water suction pipeline (12) is fixedly connected to the inside of the first box body (1), one end of the second water suction pipeline (12) penetrates through the first water suction pump (13) and extends into the first box body (1), a second filter head (14) is connected to the other end of the second water suction pipeline (12) in a threaded manner, sliding grooves (7) are formed in two sides of the inner wall of the first box body (1), sliding blocks (4) are connected in the two sliding grooves (7), connecting plates (5) are fixedly connected to the side faces of the sliding blocks (4), first grooves (10) are formed in the side faces of the two connecting plates (5), first filter screens (11) are connected in the first grooves (10) in a sliding manner, and two supporting blocks (9) are fixedly connected to two sides of the inner wall of the first box body (1), the bottoms and the tops of the two supporting blocks (9) are fixedly connected with telescopic rods (6), one ends of the two telescopic rods (6) are respectively and fixedly connected to the tops and the bottoms of the connecting plates (5), the surfaces of the telescopic rods (6) are sleeved with return springs (8), opposite ends of the return springs (8) are respectively and fixedly connected to the tops and the bottoms of the supporting blocks (9) and the tops and the bottoms of the connecting plates (5), the bottoms of the two connecting plates (5) are fixedly connected with connecting rods (15), and the bottoms of the two connecting rods (15) are fixedly connected with transverse blocks (16);
the water pump is characterized in that a rotating assembly (17) is fixedly connected to two sides of the inner wall of the first box body (1), a second groove (18) is formed in two sides of the inner wall of the first box body (1), a first activated carbon adsorption plate (20) is connected to the second groove (18) in an sliding mode, a first water pumping pipeline (3) is fixedly connected to the first box body (1), a first filter head (2) is connected to one end of the first water pumping pipeline (3) in a threaded mode, a second water pumping pump (21) is arranged on the surface of the first water pumping pipeline (3), the other end of the first water pumping pipeline (3) penetrates through the second water pumping pump (21) and extends into the second box body (22), the second water pumping pump (21) is fixedly connected to the side face of the second box body (22), a third groove (25) is formed in two sides of the second box body (22), a second filter screen (26) is connected to the third groove (25) in an sliding mode, a second activated carbon adsorption plate (27) is fixedly connected in the second box body (22), and a valve (28) is arranged on the side surface of the second box body (22).
2. The multilayer filtration purification apparatus for underground water pollution control according to claim 1, characterized in that: the rotating assembly (17) comprises a support plate (171) and a fixed box (175), the supporting plate (171) and the fixed box (175) are both fixedly connected to the side surface of the inner wall of the first box body (1), the fixed box (175) is positioned below the supporting plate (171), the front side of the supporting plate (171) is fixedly connected with a bearing (178), a rotating shaft (179) penetrates through the bearing (178), a cam (172) is fixedly connected to the surface of the rotating shaft (179), the rotating shaft (179) is fixedly connected with a driven wheel (173) through the cam (172), a motor (176) is fixedly connected in the fixed box (175), an output shaft of the motor (176) is fixedly connected with a driving wheel (177), the surface of the driving wheel (177) is provided with a conveying belt (174), the driving wheel (177) and the driven wheel (173) are in transmission connection through the conveying belt (174), and the cam (172) is overlapped with the transverse block (16).
3. The multilayer filtration purification apparatus for underground water pollution control according to claim 1, characterized in that: the side surface of the second box body (22) is fixedly connected with a control panel (24), and the control panel (24) is electrically connected with each electrical appliance through a wire.
4. The multilayer filtration purification apparatus for underground water pollution control according to claim 1, characterized in that: and an ultraviolet sterilizer (23) is fixedly connected to the top of the inner wall of the second box body (22).
5. The multilayer filtration purification apparatus for underground water pollution control according to claim 1, characterized in that: the equal fixedly connected with supporting leg (19) in first box (1) and second box (22) bottom, supporting leg (19) fixed connection is in the position in first box (1) and second box (22) four corners respectively.
6. The multilayer filtration purification apparatus for underground water pollution control according to claim 1, characterized in that: first box (1) and second box (22) front side all have sealing door (29) through hinge (31) swing joint, the equal fixedly connected with handle (30) of sealing door (29) front side.
Priority Applications (1)
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CN202022274947.5U CN213865757U (en) | 2020-10-14 | 2020-10-14 | Multilayer filtering and purifying equipment for preventing and treating underground water pollution |
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CN202022274947.5U CN213865757U (en) | 2020-10-14 | 2020-10-14 | Multilayer filtering and purifying equipment for preventing and treating underground water pollution |
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CN202022274947.5U Expired - Fee Related CN213865757U (en) | 2020-10-14 | 2020-10-14 | Multilayer filtering and purifying equipment for preventing and treating underground water pollution |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114108736A (en) * | 2021-11-30 | 2022-03-01 | 中铁二局集团建筑有限公司 | Large-scale for pond sediment removal device |
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2020
- 2020-10-14 CN CN202022274947.5U patent/CN213865757U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114108736A (en) * | 2021-11-30 | 2022-03-01 | 中铁二局集团建筑有限公司 | Large-scale for pond sediment removal device |
CN114108736B (en) * | 2021-11-30 | 2023-03-07 | 中铁二局集团建筑有限公司 | Large-scale pond is with desilting device |
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Granted publication date: 20210803 |