CN206273781U - The screw grid trash-removal device of special thick thing treatment - Google Patents
The screw grid trash-removal device of special thick thing treatment Download PDFInfo
- Publication number
- CN206273781U CN206273781U CN201621402856.2U CN201621402856U CN206273781U CN 206273781 U CN206273781 U CN 206273781U CN 201621402856 U CN201621402856 U CN 201621402856U CN 206273781 U CN206273781 U CN 206273781U
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- plate
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- 238000001914 filtration Methods 0.000 claims abstract description 30
- 238000007790 scraping Methods 0.000 claims abstract description 29
- 239000002893 slag Substances 0.000 claims abstract description 18
- 238000005202 decontamination Methods 0.000 claims description 9
- 230000003588 decontaminative effect Effects 0.000 claims description 9
- 210000000078 claw Anatomy 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000003344 environmental pollutant Substances 0.000 claims 1
- 231100000719 pollutant Toxicity 0.000 claims 1
- 230000000712 assembly Effects 0.000 abstract 1
- 238000000429 assembly Methods 0.000 abstract 1
- 239000013049 sediment Substances 0.000 description 11
- 239000010865 sewage Substances 0.000 description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 230000007246 mechanism Effects 0.000 description 4
- 238000005201 scrubbing Methods 0.000 description 4
- 239000003818 cinder Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Landscapes
- Combined Means For Separation Of Solids (AREA)
Abstract
The utility model provides a kind of screw grid trash-removal device of special thick thing treatment, including helical feed component and grid filtration component, the helical feed component includes the auger conveyor driven by reducing motor, also slag component and is connected to the jacking component of grid filtration component including being arranged on scraping on grid filtration component；The grid filtration component mainly includes upper head plate, bottom plate and the cartridge filtration unit surrounded into by some grizzly bars, and the slag component of scraping mainly includes annular scraper, a pair of pull bars and a pair of telescopic cylinders；The jacking component mainly includes U-shaped depression bar, a pair of depression bar bearings, balancing weight and balancing weight lowering or hoisting gears；The rear end housing of the auger conveyor is flexibly connected by a ground support.The utility model proposes screw grid trash-removal device by setting brand-new form filter assemblies and configuration scrapes slag component and jacking component accordingly, solve that the fault rate that existing equipment is present is high, the technical problem that is not easily cleaned.
Description
Technical Field
The utility model relates to a sewage treatment technical field, concretely relates to spiral grid scrubbing equipment that thick thing was handled is exclusively used in.
Background
The rotary drum type spiral grating decontamination equipment is water treatment equipment with wider application in the field of sewage treatment, can salvage and remove floating objects, sediments and the like contained in sewage, squeeze and dewater the sewage, and then send the sewage out. The existing rotary drum type spiral grating decontamination equipment generally comprises a rotary drum grating assembly and a spiral conveying assembly, wherein the rotary drum grating assembly is generally used for filtering and screening dirt by a screen drum with a screen mesh, when sewage flows into the screen drum, filter residues larger than a grating gap are intercepted and deposited in the screen drum, and then the filter residues are spirally output by the spiral conveying assembly. The screen mesh is usually a metal mesh with dense mesh openings, although the screen mesh can filter and screen dirt with different sizes, when the water flow is large, the water flow is seriously impacted or the dirt containing heavy residues is more, the metal mesh is easy to impact and deform, and especially the dirt removing equipment is usually arranged at the position of a sewage collecting port, so the fault rate is higher. Secondly, the meshes of the grid net are dense, so that light and slender dirt such as hair fibers, cloth fibers, aquatic weed stems and leaves contained in sewage can be easily attached to the grid net, and the tiny dirt does not influence the water treatment at places with low requirements, but influences the normal operation of equipment to a great extent.
In order to solve the dirt, in most drum type spiral grating decontamination equipment, a series of slag removing mechanisms similar to brushes and water nozzles are specially arranged on a drum grating assembly, so that the whole equipment is complicated in structure and high in cost. And the slag removing mechanisms similar to the hairbrushes and the water spray nozzles can only clean dirt lightly attached to the grid net, but are difficult to remove some stubborn dirt attached to the grid net underwater for a long time, so that the cleaning becomes a great project.
SUMMERY OF THE UTILITY MODEL
The to-be-solved problem of the utility model is to the above-mentioned not enough and provide a spiral grid scrubbing equipment that is exclusively used in thick thing processing that exists among the prior art, it is through setting up brand-new form filtering component and dispose corresponding sediment subassembly and the jacking subassembly of scraping, has solved the fault rate that existing equipment exists high, the difficult technical problem who clears up.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the spiral grating decontamination equipment for special treatment of the coarse objects comprises a spiral conveying assembly and a grating filtering assembly, wherein the spiral conveying assembly comprises a spiral conveyer driven by a speed reducing motor, and further comprises a slag scraping assembly arranged on the grating filtering assembly and a jacking assembly connected to the grating filtering assembly; wherein,
the grating filtering component comprises an upper end plate, a lower end plate and a plurality of grid bars, the grid bars are connected between the upper end plate and the lower end plate and are distributed circumferentially to form a cylindrical filtering unit, the cross section of each grid bar is circular, the upper end plate is a circular plate, a through hole for a spiral conveyor to pass through is formed in the middle of the upper end plate, the lower end plate is a square plate with a liquid inlet circular hole in the middle, the grid bars are located on the periphery of the liquid inlet circular hole, the front end of the spiral conveyor stretches into the cylindrical filtering unit, and a rear end shell of the spiral conveyor is fixed to the upper end plate;
the slag scraping assembly comprises an annular scraping plate, a pair of pull rods and a pair of telescopic cylinders, the annular scraping plate penetrates through the plurality of grid bars, one ends of the pair of pull rods are respectively connected to two sides of the annular scraping plate, the other ends of the pair of pull rods are respectively connected to telescopic rods of the pair of telescopic cylinders, the pair of telescopic cylinders are arranged on a rear end shell of the spiral conveyor, and the annular scraping plate can axially move along the grid bars in the telescopic direction;
the jacking assembly comprises a U-shaped pressure rod, a pair of pressure rod supports, a balancing weight and a balancing weight lifting device, a pressure plate is arranged between two rod parts of the closed end of the U-shaped pressure rod, two free ends of the U-shaped pressure rod are hinged to two corners of the bottom of the lower end plate respectively, the pair of pressure rod supports are used for supporting the two rod parts of the U-shaped pressure rod respectively, a horizontal support rod with a roller is arranged on each pressure rod support in a penetrating mode, the middle position of each rod part is vertically erected on the roller of the corresponding horizontal support rod, a concave part capable of enabling the balancing weight to axially move on the horizontal support rod is arranged in a position in contact with the roller, the balancing weight is connected to the balancing weight lifting device and located above the pressure plate, the distance between the two rod parts is larger than the outer diameter of the annular scraper, and; wherein, the rear end shell of the screw conveyor is movably connected through a ground support.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model provides a spiral grid scrubbing equipment biggest characteristics are exclusively used in thick thing and are handled, and mainly used handles the great filth of size in the sewage promptly. The device comprises an upper end plate, a lower end plate and a plurality of grid bars which are arranged between the upper end plate and the lower end plate and are distributed circumferentially to form a grid filtering component, coarse garbage is screened and filtered by a filtering unit formed by the grid bars, and light and thin dirt which has no influence or slight influence on water quality can be allowed to pass through the gaps of the grid bars, so that the device is particularly suitable for places with low requirements on water treatment. The dirt screened by the grating filter assembly is sent out by the screw conveyor. On this basis, the utility model discloses still set the grid into circular structure, the smooth arcwall face makes the filth be difficult to adhere to, consequently can save the scarfing cinder mechanism of complicacy on the traditional rotary drum grid equipment. And simultaneously, the utility model provides an above-mentioned equipment has still set up on grid filtering component and has scraped the jacking subassembly that is connected to grid filtering component that sediment subassembly and cooperation scraped the sediment subassembly and use, the utilization is scraped the sediment subassembly and can be regularly carries out rubbish clearance to the grid clearance, go into the bar-shaped debris in the grid clearance with clearing away some cards, and the jacking subassembly then is used for lifting up grid filtering component high together, scrape the sediment subassembly in scraping when moving grid bottom and scrape submarine silt etc. in order to prevent, thereby bring the fault incidence who influences the increase telescopic cylinder for telescopic cylinder's function.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is a schematic structural view of the spiral grating decontamination equipment of the present invention;
fig. 2 is a schematic structural view of the spiral grille decontamination equipment of the present invention lifted by the jacking assembly to a certain height;
fig. 3 is a schematic structural view of the lower end plate of the present invention;
FIG. 4 is a schematic structural view of the annular scraper of the present invention;
FIG. 5 is a schematic view of the connection between a pair of telescopic cylinders and an annular scraper according to the present invention;
fig. 6 is a projection view of the pair of telescopic cylinders and the support plate on the annular scraper of the present invention.
Detailed Description
In order to make the utility model realize that technical means, creation characteristics, achievement purpose and effect are clearer and easily understand, it is right to combine below the figure and the detailed implementation mode the utility model discloses do further explanation:
referring to fig. 1-2 and fig. 3-4, the present invention provides a spiral grating decontamination apparatus for treating special coarse materials, including a spiral conveying assembly 100 and a grating filter assembly 200, wherein the spiral conveying assembly 100 includes a spiral conveyer 110 driven by a speed reduction motor, and further includes a slag scraping assembly 300 disposed on the grating filter assembly 200 and a jacking assembly 400 connected to the grating filter assembly 200;
the grating filter assembly 200 comprises an upper end plate 210, a lower end plate 220 and a plurality of grid bars 230, wherein the grid bars 230 are connected between the upper end plate 210 and the lower end plate 220 and are circumferentially distributed to form a cylindrical filter unit, the cross section of each grid bar 230 is circular, the upper end plate 210 is a circular plate, a through hole (not shown) for the spiral conveyor 110 to pass through is formed in the middle of the upper end plate 210, the lower end plate 220 is a square plate (shown in fig. 3) with a liquid inlet circular hole 221 in the middle, the grid bars 230 are located on the periphery of the liquid inlet circular hole 221, the front end of the spiral conveyor 110 extends into the cylindrical filter unit, and the rear end shell 120 of the spiral conveyor 110 is fixed to the upper end plate 210;
the slag scraping assembly 300 comprises an annular scraping plate 310 (shown in fig. 4), a pair of pull rods 320 and a pair of telescopic cylinders 330, wherein the annular scraping plate 310 penetrates through the plurality of grid bars 230, one ends of the pair of pull rods 320 are respectively connected to two sides of the annular scraping plate 310 (shown in fig. 5), the other ends of the pair of pull rods 320 are respectively connected to telescopic rods of the pair of telescopic cylinders 330 (shown in fig. 5), the pair of telescopic cylinders 330 are arranged on the rear end shell 120 of the screw conveyor 110, and the telescopic direction enables the annular scraping plate 310 to axially move along the grid bars 230;
the jacking assembly 400 comprises a U-shaped pressing rod 410, a pair of pressing rod supports 420, a balancing weight 430 and a balancing weight lifting device 440, wherein a pressing plate (not shown) is arranged between two rod parts 411 of the closed end of the U-shaped pressing rod 410, two free ends of the U-shaped pressing rod 410 are respectively hinged to two corners of the bottom of the lower end plate 220, the pair of pressing rod supports 420 are used for respectively supporting the two rod parts 411 of the U-shaped pressing rod 410, each pressing rod support 420 is provided with a horizontal supporting rod 421 with a roller, the middle position of each rod part 411 is vertically erected on the roller of the corresponding horizontal supporting rod 421, a concave part 411a capable of enabling the rod part to axially move on the horizontal supporting rod 421 is arranged at a position contacted with the roller, the balancing weight 430 is connected to the balancing weight lifting device 440 and positioned above the pressing plate, the distance between the two rod parts 411 is larger than the outer diameter of the annular scraping plate 310 (so as to avoid blocking, a counterweight block baffle 450 is also arranged at the rear side of the pressing plate; wherein the rear end housing 120 of the screw conveyor 110 is movably connected by a ground support a. The front end of the screw conveyor 110, which extends into the interior of the cylindrical filter unit, can be supported by a bracket provided with a bearing, which belongs to the prior art and will not be described in detail herein.
In the above scheme, the utility model provides a spiral grid scrubbing equipment biggest characteristics are exclusively used in thick thing and are handled, and mainly used handles the great filth of size in the sewage promptly. The device firstly adopts an upper end plate 210, a lower end plate 220 and a plurality of grid bars 230 which are arranged between the upper end plate 210 and the lower end plate 220 and are distributed in the circumferential direction to form a grid filtering component 200, coarse garbage is screened and filtered by a filtering unit formed by the grid bars 230, and light and thin sewage which has no influence or slight influence on water quality is allowed to pass through gaps of the grid bars 230, so that the device is particularly suitable for places with low requirements on water treatment. The filth sieved by the grill filter assembly 200 is discharged outside by the screw conveyor 110.
On this basis, the utility model discloses still set the grid 230 to circular structure, the smooth arcwall face makes the filth be difficult to adhere to, consequently can save the scarfing cinder mechanism of complicacy on the traditional rotary drum grid equipment. And simultaneously, the utility model provides an above-mentioned equipment has still set up on grid filtering component 200 and has scraped sediment subassembly 300 and the cooperation and scraped the jacking subassembly 400 that is connected to grid filtering component 200 that sediment subassembly 300 used, the utilization is scraped sediment subassembly 300 and can be regularly carries out rubbish clearance to bars 230 clearance, go into the bar-shaped debris in bars 230 clearance with cleaing away some card, and jacking subassembly 400 then is used for lifting grid filtering component 200 together highly, scrape sediment subassembly 300 and scrape submarine silt etc. when scraping bars 230 bottom, bring the influence for telescopic cylinder 330's function, thereby telescopic cylinder 330's fault incidence has been increaseed.
The slag scraping assembly 300 includes an annular scraper 310, a pair of pull rods 320 and a pair of telescopic cylinders 330, and the principle of scraping slag is mainly to pull the annular scraper 310 by the telescopic cylinders 330 so that the annular scraper 310 can scrape up and down along the axial direction of the bars 230, and at this time, the rod-like objects and the like clamped in the gaps of the bars 230 are scraped out by the annular scraper 310. And because the grid 230 bottom is located the submarine, in order to avoid annular scraper blade 310 to scrape silt etc. when scraping the sediment thing in grid 230, the utility model discloses corresponding jacking subassembly 400 has still been designed, utilizes jacking subassembly 400 to lift grating filter assembly 200 a take the altitude. The jacking assembly 400 is constructed as shown in fig. 1, and specifically includes a U-shaped pressing rod 410, a pair of pressing rod supports 420, a counterweight 430 and a counterweight lifting device 440, and the jacking principle mainly utilizes the lever principle. First, the two free ends of the U-shaped strut 410 are hinged to the bottom corners of the lower end plate 220 in the grid filter assembly 200, the middle of the two rods 411 of the U-shaped strut 410 is supported by a pair of strut supports 420 to form a lever middle point, and the closed end of the U-shaped strut 410 is pressed down by a weight 430 (the width of the pressure plate is enough to allow the U-shaped strut to axially shift on the horizontal support rod). Because the middle position of two pole portions 411 of the U-shaped compression bar 410 is provided with the recessed part 411a capable of enabling the two pole portions 411 to axially move, and the rear side of the pressing plate is also connected with the counterweight block baffle 450, when the counterweight block 430 falls on the pressing plate under the action of the counterweight block lifting device 440, the free ends of the two pole portions 411 of the U-shaped compression bar 410 upwarp and are pulled by the lower end plate 220 of the grating filter assembly 200 to move forwards (move leftwards, namely, switch from the state of fig. 1 to the state of fig. 2), and the recessed part 411a plays a role in guiding in the forward moving process. At this time, the grille filter assembly 200 is lifted by the weight 430, and the telescopic cylinder 330 is activated to scrape the slag. After the slag scraping and cleaning is completed, the weight block 430 is lifted, the lower end plate 220 of the grille filter assembly 200 falls back to the water bottom again, and at this time, the two rod portions 411 of the U-shaped press rod 410 are retracted to the initial position (moved to the right, and returned to the state of fig. 1). Because be provided with the gyro wheel on horizontal support bar 421, consequently when the balancing weight whereabouts, the gyro wheel rotates the frictional force that can reduce pole portion 411 when sliding, then makes pole portion 411 remove smoothly to supplementary balancing weight is with grid filtering component perk. In a preferred embodiment, the driving means may also be arranged to drive the roller and then move the lever portion 411 (i.e. corresponding to giving the lever portion a driving force). Also, because the grill filter assembly construction is much simplified relative to conventional designs, much weight is saved. The figures are only schematic in construction.
Referring to fig. 2, the weight block lifting device 440 may be configured to include a motor 441, a connecting band 442, and a sliding wheel 443, the connecting band 442 being wound around the sliding wheel 443 and having one end connected to an output shaft of the motor 441 and the other end connected to the weight block 430, such that the weight block 430 is suspended above the pressing plate. When the motor 441 rotates forward, the weight 430 can be lowered by the connecting belt 442; when the motor 441 is rotated reversely, the weight 430 can be lifted up by the connecting band 442. In order to ensure the effective contact between the configuration block and the pressing plate, the bottom of the weight block 430 is set to be a spherical surface (as shown in fig. 1), and a concave space (not shown) for the weight block 430 to press in and move is formed on the pressing plate. The arrangement of the recessed space and the design of the weight block baffle 450 can prevent the weight block 430 from sliding out of the press plate when the press plate is pressed down.
As a further implementation detail of the present invention, referring to fig. 1, the pair of telescopic cylinders 330 is disposed on the rear housing 120 of the screw conveyor 110 through a support plate 340, the support plate 340 includes an arc-shaped portion 341, two horizontal portions 342, and two semicircular claw portions 343, the arc-shaped portion 341 is in the middle and is fixedly connected to the housing 120, the two horizontal portions 342 are respectively connected to the front and rear sides of the arc-shaped portion 341, and the two semicircular claw portions 343 are respectively connected to the outer sides of the two horizontal portions 342; the main bodies of the pair of telescopic cylinders 330 are respectively clamped in the two semicircular claw parts 343, as shown in fig. 6. The support plate 340 is simple in structural design and skillfully solves the mounting problem of the air cylinder.
In fig. 1, the screw conveyor assembly 100 includes a screw conveyor 110 driven by a reduction motor 441, and a press is provided at a slag outlet to dehydrate the slag.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (4)
1. The spiral grating decontamination equipment for special treatment of the coarse objects comprises a spiral conveying assembly and a grating filtering assembly, wherein the spiral conveying assembly comprises a spiral conveyer driven by a speed reducing motor, and is characterized by further comprising a slag scraping assembly and a jacking assembly, wherein the slag scraping assembly is arranged on the grating filtering assembly, and the jacking assembly is connected to the grating filtering assembly; wherein,
the grating filtering component comprises an upper end plate, a lower end plate and a plurality of grid bars, the grid bars are connected between the upper end plate and the lower end plate and are distributed circumferentially to form a cylindrical filtering unit, the cross section of each grid bar is circular, the upper end plate is a circular plate, a through hole for a spiral conveyor to pass through is formed in the middle of the upper end plate, the lower end plate is a square plate with a liquid inlet circular hole in the middle, the grid bars are located on the periphery of the liquid inlet circular hole, the front end of the spiral conveyor stretches into the cylindrical filtering unit, and a rear end shell of the spiral conveyor is fixed to the upper end plate;
the slag scraping assembly comprises an annular scraping plate, a pair of pull rods and a pair of telescopic cylinders, the annular scraping plate penetrates through the plurality of grid bars, one ends of the pair of pull rods are respectively connected to two sides of the annular scraping plate, the other ends of the pair of pull rods are respectively connected to telescopic rods of the pair of telescopic cylinders, the pair of telescopic cylinders are arranged on a rear end shell of the spiral conveyor, and the annular scraping plate can axially move along the grid bars in the telescopic direction;
the jacking assembly comprises a U-shaped pressure rod, a pair of pressure rod supports, a balancing weight and a balancing weight lifting device, a pressure plate is arranged between two rod parts of the closed end of the U-shaped pressure rod, two free ends of the U-shaped pressure rod are hinged to two corners of the bottom of the lower end plate respectively, the pair of pressure rod supports are used for supporting the two rod parts of the U-shaped pressure rod respectively, a horizontal support rod with a roller is arranged on each pressure rod support in a penetrating mode, the middle position of each rod part is vertically erected on the roller of the corresponding horizontal support rod, a concave part capable of enabling the balancing weight to axially move on the horizontal support rod is arranged in a position in contact with the roller, the balancing weight is connected to the balancing weight lifting device and located above the pressure plate, the distance between the two rod parts is larger than the outer diameter of the annular scraper, and; wherein, the rear end shell of the screw conveyor is movably connected through a ground support.
2. The spiral grating pollutant removal device for special coarse material treatment according to claim 1, wherein the pair of telescopic cylinders are arranged on the rear end housing of the screw conveyor through a support plate, the support plate comprises an arc-shaped part, two horizontal parts and two semicircular claw parts, the arc-shaped part is arranged in the middle and fixedly connected with the housing, the two horizontal parts are respectively connected to the front side and the rear side of the arc-shaped part, and the two semicircular claw parts are respectively connected to the outer sides of the two horizontal parts; the main bodies of the pair of telescopic cylinders are respectively clamped in the two semicircular claw parts.
3. The spiral grate dirt removing apparatus for special coarse material treatment as claimed in claim 1, wherein the counterweight block lifting device comprises a motor, a connecting belt and a sliding wheel, the connecting belt is connected to the motor output shaft at one end after passing around the sliding wheel, and the other end is connected to the counterweight block, so that the counterweight block is suspended above the pressing plate.
4. The spiral grate dirt removing apparatus for special coarse material handling of claim 3, wherein the bottom of the weight block is a spherical surface, and the pressure plate is provided with a concave space for the weight block to press and move.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621402856.2U CN206273781U (en) | 2016-12-20 | 2016-12-20 | The screw grid trash-removal device of special thick thing treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621402856.2U CN206273781U (en) | 2016-12-20 | 2016-12-20 | The screw grid trash-removal device of special thick thing treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206273781U true CN206273781U (en) | 2017-06-23 |
Family
ID=59062764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621402856.2U Expired - Fee Related CN206273781U (en) | 2016-12-20 | 2016-12-20 | The screw grid trash-removal device of special thick thing treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206273781U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106395945A (en) * | 2016-12-20 | 2017-02-15 | 重庆市沃利克环保设备有限公司 | Special spiral grid decontaminating equipment for large material treatment |
| CN113336368A (en) * | 2021-08-05 | 2021-09-03 | 郯城博化化工科技有限公司 | Energy-concerving and environment-protective waste water recovery processing apparatus that uses |
-
2016
- 2016-12-20 CN CN201621402856.2U patent/CN206273781U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106395945A (en) * | 2016-12-20 | 2017-02-15 | 重庆市沃利克环保设备有限公司 | Special spiral grid decontaminating equipment for large material treatment |
| CN113336368A (en) * | 2021-08-05 | 2021-09-03 | 郯城博化化工科技有限公司 | Energy-concerving and environment-protective waste water recovery processing apparatus that uses |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170623 Termination date: 20181220 |
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| CF01 | Termination of patent right due to non-payment of annual fee |