CN218403786U - Wastewater deacidification recovery equipment - Google Patents

Wastewater deacidification recovery equipment Download PDF

Info

Publication number
CN218403786U
CN218403786U CN202222176285.7U CN202222176285U CN218403786U CN 218403786 U CN218403786 U CN 218403786U CN 202222176285 U CN202222176285 U CN 202222176285U CN 218403786 U CN218403786 U CN 218403786U
Authority
CN
China
Prior art keywords
deacidification
box
sleeve pipe
rod
connecting rod
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202222176285.7U
Other languages
Chinese (zh)
Inventor
覃平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yichang Honglei Environmental Protection Machinery Co ltd
Original Assignee
Yichang Honglei Environmental Protection Machinery Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yichang Honglei Environmental Protection Machinery Co ltd filed Critical Yichang Honglei Environmental Protection Machinery Co ltd
Priority to CN202222176285.7U priority Critical patent/CN218403786U/en
Application granted granted Critical
Publication of CN218403786U publication Critical patent/CN218403786U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Filtration Of Liquid (AREA)

Abstract

The utility model relates to a waste water treatment technology field just discloses a waste water deacidification recovery plant, including removing sour case, drive case, inlet tube and drain pipe, the drive case is installed on removing sour case, the inlet tube is installed and is being removed the outer wall upside of sour case and the inside intercommunication setting of removing sour case, the drain pipe is installed and is being removed the outer wall downside of sour case and the inside intercommunication setting of removing sour case, the inside that removes sour case is provided with deacidification device. This waste water deacidification recovery plant makes the driving gear rotatory through starting a motor, cooperation driving gear and driven gear meshing drive the sleeve pipe and rotate, make the sleeve pipe drive movable rod and a connecting rod synchronous rotation, make the resin net rotatory round the sleeve pipe, realized that rotatory resin net reciprocates and removes acid with the waste water contact, the area of contact of increase and waste water, the puddler is rotatory round the sleeve pipe simultaneously, stirs waste water, effectively improves deacidification efficiency.

Description

Wastewater deacidification recovery equipment
Technical Field
The utility model relates to a waste water treatment technology field specifically is a waste water deacidification recovery plant.
Background
The waste water is a general term of water and runoff rainwater discharged in the process of activities of residents, and comprises domestic sewage, industrial waste water and other useless water such as water pipes and canals for flowing primary rainwater into the water pipes, and generally refers to water which can not be recycled after being treated by a certain technology or can not reach a certain standard after being subjected to primary pollution to prepare pure water.
The ion exchange resin method for treating organic acid waste liquid is a method for separating different acids and salts by utilizing the function that certain ion exchange resins can absorb organic acid from waste acid solution and remove inorganic acid and metal salt.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a waste water deacidification recovery plant possesses rotatory resin net and waste water contact and removes acid, the area of contact of increase and waste water, and the puddler is rotatory round the sleeve pipe simultaneously, stirs advantages such as waste water, has solved the unsatisfactory problem of deacidification efficiency.
(II) technical scheme
In order to achieve the above purpose, the utility model provides a following technical scheme: a wastewater deacidification recovery device comprises a deacidification box, a driving box, a water inlet pipe and a water outlet pipe, wherein the driving box is installed on the deacidification box, the water inlet pipe is installed on the upper side of the outer wall of the deacidification box and communicated with the inside of the deacidification box, the water outlet pipe is installed on the lower side of the outer wall of the deacidification box and communicated with the inside of the deacidification box, a deacidification device is arranged inside the deacidification box, the deacidification device comprises a rotary deacidification mechanism and a reciprocating mechanism, and the reciprocating mechanism is connected to the rotary deacidification mechanism;
rotatory deacidification mechanism includes a motor, a pivot, driving gear, sleeve pipe, driven gear, U type pole, resin net, the output of a motor passes through shaft coupling and pivot fixed connection No. one, a pivot runs through the driving gear through a bearing and deacidification case swing joint No. one, a pivot and driving gear fixed connection, the sleeve pipe runs through driven gear respectively and deacidifies the top of case, sleeve pipe and driven gear fixed connection, the sleeve pipe with deacidification case swing joint, driving gear and driven gear meshing, U type pole setting is on the sleeve pipe, the resin net is installed on U type pole.
Preferably, reciprocating mechanism includes movable rod, a connecting rod, no. two motors, no. two pivots, eccentric round wheel, fly leaf, slider, a spring, the movable rod activity is cup jointed in the cover, the slide has been seted up to the sheathed tube outer wall, a connecting rod runs through the movable rod sliding connection in the slide, a connecting rod and movable rod fixed connection, the both ends at a connecting rod are installed respectively to U type pole, no. two motors are installed on the drive case, the output of No. two motors runs through the drive case and passes through shaft coupling and No. two pivot fixed connection, no. two pivots and eccentric round wheel fixed connection, slider fixed mounting is on the fly leaf, the movable rod passes through No. two bearings and fly leaf swing joint, the spout has been seted up to the inner wall of drive case, the slider is sliding connection in the spout, eccentric round wheel and fly leaf contact, the both ends of a spring respectively with fly leaf and drive case fixed connection.
Preferably, be provided with filter equipment on the drain pipe, filter equipment includes filter cartridge, filter screen, inserted bar, L template, no. two connecting rods, pull handle, fixture block, no. two springs, dead lever, triangle-shaped dop, the filter screen is installed at the afterbody of filter cartridge, inserted bar fixed mounting is on filter cartridge, the slot has been seted up to the end of drain pipe, inserted bar and slot peg graft, the L template is installed on the drain pipe, no. two connecting rods run through L template and L template swing joint, the both ends of No. two connecting rods respectively with pull handle and fixture block fixed connection, no. two spring rings form sets up on No. two connecting rods, the both ends of No. two springs respectively with L template and fixture block fixed connection, dead lever fixed mounting is on filter cartridge, triangle-shaped dop fixed mounting is on the dead lever, the triangle-shaped draw-in groove has been seted up to the outer wall of fixture block, triangle-shaped dop and triangle-shaped draw-in groove joint.
Preferably, an electric valve is arranged on the water discharge pipe.
Preferably, the inner wall of the driving box is provided with a supporting plate, the first motor is arranged on the supporting plate, the acid removing box is fixedly provided with a supporting bearing, the sleeve passes through an inner ring of the supporting bearing and is fixedly connected with an inner ring of the supporting bearing, the sleeve is provided with a stirring rod, and the resin net and the stirring rod are vertically distributed on the sleeve.
Preferably, the slider is a trapezoidal slider.
Preferably, the fixture block is provided with an inclined surface, and the inclined surface is parallel to the inclined surface of the triangular chuck.
Compared with the prior art, the utility model provides a wastewater deacidification recovery plant possesses following
Has the advantages that:
1. this waste water removes sour recovery plant makes the driving gear rotatory through starting a motor, cooperation driving gear and driven gear meshing, drive the sleeve pipe and rotate, make the sleeve pipe drive movable rod and a connecting rod rotate in step, make the resin net rotatory round the sleeve pipe, realized that rotatory resin net reciprocates and removes acid with the waste water contact, the area of contact of increase and waste water, the puddler is rotatory round the sleeve pipe simultaneously, stirs waste water, effectively improves and removes acid efficiency.
2. This waste water deacidification recovery plant, insert through the slot of aiming at the drain pipe with the inserted bar, the inclined plane of triangle-shaped dop takes place relative slip with the inclined plane of fixture block simultaneously, make fixture block rebound with No. two spring compression, utilize the elasticity of No. two springs to promote the fixture block downwards, make the fixture block the triangle-shaped dop fixed, prevent that the filter cartridge from breaking away from the drain pipe, filter the impurity of filter screen through the filter cartridge afterbody in with the waste water and collect, pull the handle through upwards pulling, drive fixture block rebound and triangle-shaped dop separation, take the filter cartridge out again, the impurity in the waste water of being convenient for filter has been realized, the convenience is concentrated the effect of clearing up the impurity of collecting.
Drawings
Fig. 1 is a front view of the present invention;
FIG. 2 is a front sectional structural view of the present invention;
FIG. 3 is a schematic left sectional view of the present invention;
fig. 4 is a front sectional structural schematic view of the sleeve of the present invention;
FIG. 5 is a front sectional structural view of the eccentric circular wheel of the present invention;
fig. 6 is an enlarged schematic view of a portion of a structure at a in fig. 2 according to the present invention;
fig. 7 is a schematic view of the slider of the present invention.
Wherein: 1. an acid removal box; 2. a drive box; 3. a water inlet pipe; 4. a drain pipe; 5. an electrically operated valve; 6. An acid removal device; 601. a support plate; 602. a first motor; 603. a first rotating shaft; 604. a driving gear; 605. a movable rod; 606. a sleeve; 607. a support bearing; 608. a driven gear; 609. a first connecting rod; 610. a U-shaped rod; 611. a resin net; 612. a stirring rod; 613. a second motor; 614. a second rotating shaft; 615. an eccentric circular wheel; 616. a movable plate; 617. a slider; 618. a first spring; 7. a filtration device; 701. a filter cartridge; 702. a filter screen; 703. inserting a rod; 704. an L-shaped plate; 705. a second connecting rod; 706. pulling a handle; 707. a clamping block; 708. a second spring; 709. fixing the rod; 710. a triangular chuck.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 efforts all belong to the protection scope of the present invention.
Referring to fig. 1-5, a driving box 2 is installed on an acid removing box 1, a water inlet pipe 3 is installed on the upper side of the outer wall of the acid removing box 1 and communicated with the inside of the acid removing box 1, a water outlet pipe 4 is installed on the lower side of the outer wall of the acid removing box 1 and communicated with the inside of the acid removing box 1, an acid removing device 6 is arranged inside the acid removing box 1, the acid removing device 6 comprises a rotary acid removing mechanism and a reciprocating mechanism, the reciprocating mechanism is connected to the rotary acid removing mechanism, the rotary acid removing mechanism is driven to reciprocate up and down through the reciprocating mechanism, the contact area between the rotary acid removing mechanism and waste water is increased, and the acid removing process is accelerated;
the rotary deacidification mechanism comprises a motor 602, a rotating shaft 603, a driving gear 604, a sleeve 606, a driven gear 608, a U-shaped rod 610 and a resin net 611, the output end of the motor 602 is fixedly connected with the rotating shaft 603 through a coupler, the rotating shaft 603 penetrates through the driving gear 604 and is movably connected with the deacidification box 1 through a bearing, the rotating shaft 603 is fixedly connected with the driving gear 604, the sleeve 606 penetrates through the tops of the driven gear 608 and the deacidification box 1 respectively, the sleeve 606 is fixedly connected with the driven gear 608, the sleeve 606 is movably connected with the deacidification box 1, the driving gear 604 is meshed with the driven gear 608, the U-shaped rod 610 is arranged on the sleeve 606, the resin net 611 is mounted on the U-shaped rod 610, the rotary resin net 611 is contacted with wastewater to remove the deacidification, the contact area of the wastewater is increased, meanwhile, the stirring rod 612 rotates around the sleeve 606 to stir the wastewater, and the deacidification efficiency is effectively improved.
Referring to fig. 3-5, the reciprocating mechanism includes a movable rod 605, a first connecting rod 609, a second motor 613, a second rotating shaft 614, an eccentric circular wheel 615, a movable plate 616, a sliding block 617, and a first spring 618, the movable rod 605 is movably sleeved in the sleeve 606, the outer wall of the sleeve 606 is provided with a slide way, the first connecting rod 609 penetrates through the movable rod 605 to be slidably connected in the slide way, the first connecting rod 609 is fixedly connected with the movable rod 605, U-shaped rods 610 are respectively installed at two ends of the first connecting rod 609, the second motor 613 is installed on the driving box 2, the output end of the second motor 613 penetrates through the driving box 2 to be fixedly connected with the second rotating shaft 614 through a coupler, the second rotating shaft 614 is fixedly connected with the eccentric circular wheel 615, a sliding block 617 is fixedly installed on the movable plate 616, the movable rod 605 is movably connected with the movable plate 616 through a second bearing, the inner wall of the driving box 2 is provided with a sliding groove, the sliding block 617 is slidably connected in the sliding groove, the eccentric circular wheel 615 is in contact with the movable plate 616, two ends of the first spring 618 are respectively fixedly connected with the movable plate 616 and the movable rod 605 is arranged to fully contact with the resin mesh 611 in a vertical movement, and the wastewater is removed.
Referring to fig. 6, a filtering device 7 is disposed on a drain pipe 4, the filtering device 7 includes a filtering box 701, a filtering net 702, an inserting rod 703, an L-shaped plate 704, a second connecting rod 705, a pull handle 706, a clamping block 707, a second spring 708, a fixing rod 709, and a triangular clamping head 710, the filtering net 702 is mounted at the tail of the filtering box 701, the inserting rod 703 is fixedly mounted on the filtering box 701, the end of the drain pipe 4 is provided with a slot, the inserting rod 703 is inserted into the slot, the L-shaped plate 704 is mounted on the drain pipe 4, the second connecting rod 705 penetrates through the L-shaped plate 704 and is movably connected with the L-shaped plate 704, two ends of the second connecting rod 705 are respectively fixedly connected with the pull handle 706 and the clamping block 707, the second spring 708 is annularly disposed on the second connecting rod 705, two ends of the second spring 708 are respectively fixedly connected with the L-shaped plate 704 and the clamping block 707, the fixing rod 709 is fixedly mounted on the filtering box 701, the triangular clamping head 710 is fixedly mounted on the fixing rod 709, an outer wall of the clamping block 707 is provided with a triangular clamping groove, and the triangular clamping head 710 is clamped with the triangular clamping groove.
Referring to fig. 1-2, an electrically operated valve 5 is installed on the drain pipe 4 to facilitate the extraction of the wastewater from the deacidification tank 1 after the deacidification is completed.
Referring to fig. 3-4, a supporting plate 601 is installed on the inner wall of the driving box 2, a first motor 602 is installed on the supporting plate 601 to support the motor 602, a supporting bearing 607 is fixedly installed on the acid removing box 1, a sleeve 606 penetrates through an inner ring of the supporting bearing 607 to be fixedly connected with an inner ring of the supporting bearing 607, the sleeve 606 is supported by the supporting bearing 607 to ensure that the sleeve 606 can rotate, a stirring rod 612 is installed on the sleeve 606, a resin net 611 and the stirring rod 612 are vertically distributed on the sleeve 606, and the stirring rod 612 is arranged to stir waste water to accelerate the acid removing process.
Referring to fig. 7, the sliding block 617 is a trapezoidal sliding block, which is convenient for improving the moving stability of the movable plate 616.
Referring to fig. 6, the locking block 707 has an inclined surface parallel to the inclined surface of the triangular clamp 710, so that the locking block 707 and the triangular clamp 710 can slide in a relative contact manner.
When the acid removal tank is used, wastewater is injected into the acid removal tank 1 through the water inlet pipe 3, the driving gear 604 rotates by starting the first motor 602, the driving gear 604 is meshed with the driven gear 608 to drive the sleeve 606 to rotate, the support bearing 607 supports the sleeve 606, the first connecting rod 609 penetrates through the movable rod 605, and the U-shaped rod 610 is installed at two ends of the first connecting rod 609 respectively, so that the sleeve 606 drives the movable rod 605 and the first connecting rod 609 to rotate synchronously, the resin net 611 rotates around the sleeve 606, the rotating resin net 611 is contacted with the wastewater to remove acid, meanwhile, the stirring rod 612 rotates around the sleeve 606 to stir the wastewater, and the acid removal efficiency is improved.
The inserting rod 703 is inserted into a slot of the drain pipe 4 in an aligning manner, so that the filter box 701 is limited, supported and stabilized, meanwhile, the inclined surface of the triangular clamping head 710 and the inclined surface of the clamping block 707 slide relatively, a thrust force perpendicular to the inclined surface is generated on the clamping block 707, the L-shaped plate 704 limits the horizontal direction movement of the second connecting rod 705, the clamping block 707 moves upwards to compress the second spring 708, when the triangular clamping head 710 enters the position below the triangular clamping slot of the clamping block 707, the clamping block 707 is pushed downwards by the elastic force of the second spring 708, the triangular clamping head 710 is clamped and fixed by the clamping block 707, the filter box 701 is prevented from being separated from the drain pipe 4, impurities in the wastewater are filtered and collected by the filter screen 702 at the tail of the filter box 701, the clamping block 707 is driven to move upwards to be separated from the triangular clamping head 710 by pulling the pull handle 706 upwards, and then the filter box 701 is pulled out, so that the collected impurities are intensively cleaned.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a waste water removes sour recovery plant, includes removes acid tank (1), drive box (2), inlet tube (3) and drain pipe (4), its characterized in that: the driving box (2) is installed on the acid removing box (1), the water inlet pipe (3) is installed on the upper side of the outer wall of the acid removing box (1) and communicated with the inside of the acid removing box (1), the water outlet pipe (4) is installed on the lower side of the outer wall of the acid removing box (1) and communicated with the inside of the acid removing box (1), the acid removing device (6) is arranged inside the acid removing box (1), the acid removing device (6) comprises a rotary acid removing mechanism and a reciprocating mechanism, and the reciprocating mechanism is connected to the rotary acid removing mechanism;
rotatory deacidification mechanism includes motor (602), pivot (603), driving gear (604), sleeve pipe (606), driven gear (608), U type pole (610), resin net (611) No. one, the output of motor (602) passes through shaft coupling and pivot (603) fixed connection No. one, pivot (603) run through driving gear (604) through a bearing and deacidification case (1) swing joint, pivot (603) and driving gear (604) fixed connection No. one, sleeve pipe (606) run through driven gear (608) and the top of deacidification case (1) respectively, sleeve pipe (606) and driven gear (608) fixed connection, sleeve pipe (606) and deacidification case (1) swing joint, driving gear (604) and driven gear (608) meshing, U type pole (610) set up on sleeve pipe (606), resin net (611) are installed on U type pole (610).
2. The wastewater deacidification recovery device according to claim 1, characterized in that: the reciprocating mechanism comprises a movable rod (605), a first connecting rod (609), a second motor (613), a second rotating shaft (614), an eccentric circular wheel (615), a movable plate (616), a sliding block (617) and a first spring (618), the movable rod (605) is movably sleeved in the sleeve (606), the outer wall of the sleeve (606) is provided with a slideway, the first connecting rod (609) penetrates through the movable rod (605) and is connected in a sliding way in the slideway, the first connecting rod (609) is fixedly connected with the movable rod (605), the U-shaped rods (610) are respectively arranged at two ends of the first connecting rod (609), the second motor (613) is arranged on the driving box (2), the output end of the second motor (613) penetrates through the driving box (2) and is fixedly connected with the second rotating shaft (614) through a coupler, the second rotating shaft (614) is fixedly connected with an eccentric circular wheel (615), the sliding block (617) is fixedly arranged on the movable plate (616), the movable rod (605) is movably connected with the movable plate (616) through a second bearing, the inner wall of the driving box (2) is provided with a sliding groove, the sliding block (617) is connected in the sliding groove in a sliding way, the eccentric round wheel (615) is in contact with the movable plate (616), and two ends of the first spring (618) are fixedly connected with the movable plate (616) and the driving box (2) respectively.
3. The wastewater deacidification recovery equipment according to claim 1, characterized in that: the water draining pipe (4) is provided with a filtering device (7), the filtering device (7) comprises a filtering box (701), a filtering net (702), an inserting rod (703), an L-shaped plate (704), a second connecting rod (705), a pull handle (706), a clamping block (707), a second spring (708), a fixing rod (709) and a triangular clamping head (710), the filtering net (702) is installed at the tail part of the filtering box (701), the inserting rod (703) is fixedly installed on the filtering box (701), the tail end of the water draining pipe (4) is provided with a slot, the inserting rod (703) is inserted into the slot, the L-shaped plate (704) is installed on the water draining pipe (4), the second connecting rod (705) penetrates through the L-shaped plate (704) and is movably connected with the L-shaped plate (704), two ends of the second connecting rod (705) are respectively fixedly connected with the pull handle (706) and the clamping block (707), the second spring (708) is annularly arranged on the second connecting rod (708), two ends of the second spring (704) are respectively fixedly connected with the L-shaped plate (701) and the clamping block (709) and fixedly installed on the outer wall of the filtering box (701), the fixing rod (701), the triangular clamping head (710) is clamped with the triangular clamping groove.
4. The wastewater deacidification recovery device according to claim 1, characterized in that: and an electric valve (5) is arranged on the water discharge pipe (4).
5. The wastewater deacidification recovery equipment according to claim 2, characterized in that: the inner wall of drive case (2) is installed backup pad (601), motor (602) is installed on backup pad (601), it has supporting bearing (607) to remove fixed mounting on acid case (1), sleeve pipe (606) pass the inner circle of supporting bearing (607) and the inner circle fixed connection of supporting bearing (607), install puddler (612) on sleeve pipe (606), resin net (611) and puddler (612) mutually perpendicular distribute on sleeve pipe (606).
6. The wastewater deacidification recovery equipment according to claim 2, characterized in that: the sliding block (617) is a trapezoidal sliding block.
7. The wastewater deacidification recovery equipment according to claim 3, characterized in that: the fixture block (707) is provided with an inclined surface which is parallel to the inclined surface of the triangular chuck (710).
CN202222176285.7U 2022-08-18 2022-08-18 Wastewater deacidification recovery equipment Active CN218403786U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202222176285.7U CN218403786U (en) 2022-08-18 2022-08-18 Wastewater deacidification recovery equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202222176285.7U CN218403786U (en) 2022-08-18 2022-08-18 Wastewater deacidification recovery equipment

Publications (1)

Publication Number Publication Date
CN218403786U true CN218403786U (en) 2023-01-31

Family

ID=85026044

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202222176285.7U Active CN218403786U (en) 2022-08-18 2022-08-18 Wastewater deacidification recovery equipment

Country Status (1)

Country Link
CN (1) CN218403786U (en)

Similar Documents

Publication Publication Date Title
CN216726112U (en) Diatomite centralized treatment device after filtration
CN210177668U (en) Sewage lifting pump station
CN218403786U (en) Wastewater deacidification recovery equipment
CN218407537U (en) Subway construction drainage structures
CN216573565U (en) Magnetic separator convenient to remove transportation
CN116140061A (en) Hydrogen production waste liquid separation and recycling device
CN213296302U (en) Surface floater clearing device for sewage treatment
CN213623341U (en) Surface treatment waste water recovery device for cleaner production
CN213112832U (en) A purifier for industrial waste water
CN221061928U (en) Water purification unit with circulation filter effect
CN115414729B (en) Mud cleaning device for filtering sedimentation tank of water plant
CN220530808U (en) Filter sand running collecting and recycling device
CN218248832U (en) Oily sewage's treatment facility
CN218755203U (en) Ecological processing apparatus of thermal power factory waste water
CN218740486U (en) Ammonium sulfate mother liquor solid-liquid filtering separation device
CN220748518U (en) Efficient filtering device for chemical pump
CN218524014U (en) Replacement device for ball number balls recovered by rubber ball pump
CN221028305U (en) Jasmine flower stoste production facility
CN214611830U (en) A lead acid waste water automatic processing apparatus for lead acid battery processing
CN218796494U (en) Cleaning fluid purification device for vacuum cleaning machine
CN218290642U (en) Water purifying device for chip washing
CN219462696U (en) Sewage recovery device
CN215609598U (en) Cleaning mechanism for integrated sewage treatment equipment
CN218636740U (en) Sewage treatment tank
CN219646903U (en) Water inlet sundry collecting net convenient to clear up

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant