CN212369808U - Retrieve powder recycle humidification dust keeper - Google Patents
Retrieve powder recycle humidification dust keeper Download PDFInfo
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- CN212369808U CN212369808U CN202020835895.1U CN202020835895U CN212369808U CN 212369808 U CN212369808 U CN 212369808U CN 202020835895 U CN202020835895 U CN 202020835895U CN 212369808 U CN212369808 U CN 212369808U
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- pipe
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- spraying
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- dust
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Abstract
The utility model relates to a retrieve powder regeneration and utilize humidification dust keeper, include: the chassis, be provided with on the chassis and spray the jar, the top that sprays the jar is provided with into dirt pipe, bottom is provided with out the dirt pipe, it is used for spraying the spraying mechanism who handles the dust to be provided with on the jar to spray, spraying mechanism includes: the spraying pipe fitting is arranged on the inner side wall of the spraying tank; a plurality of spray heads in communication with the spray tube; the water delivery pipe is arranged on the inner side wall of the spraying tank and communicated with the spraying pipe fitting; and the water supply assembly is arranged on one side of the bottom frame and communicated with the water delivery pipe, and the bottom of the spraying tank is also provided with a collecting mechanism communicated with the dust outlet pipe. The utility model discloses not only have the effect of carrying out effective processing to the dust, but also can be convenient for recycle the dust to can reduce the extravagant condition of dust appearance, and then can play energy-concerving and environment-protective effect.
Description
Technical Field
The utility model belongs to the technical field of the technique of pitch recovery and recycle and specifically relates to a retrieve powder recycle humidification dust keeper is related to.
Background
At present, asphalt concrete is formed by mixing stone, asphalt and the like, and is a main material for paving asphalt pavements. The asphalt pavement is usually damaged after being used for a long time, asphalt concrete needs to be paved again after the pavement is damaged, old asphalt concrete is crushed and screened by a crusher to obtain asphalt recycling powder, then the recycling powder is re-mixed into a production device, and is re-mixed with a part of new aggregate, new asphalt and a regenerant to obtain a recycled asphalt mixture meeting the performance requirements for roads. Therefore, the enterprise cost can be reduced, and the material waste can be reduced.
The in-process of current old asphalt concrete at breakage, screening can produce a large amount of dusts, in order to prevent dust pollution workshop environment, generally collect the processing to the dust through dust collector, and dust collector mainly adopts dust collecting equipment and dust bag, and dust collecting equipment absorbs the dust and collects in the dust bag, then pours the dust unified abandonment that the dust bag was collected into and stacks or backfill in specific place to can handle the dust.
The above prior art solutions have the following drawbacks: however, the dust is discarded, which not only causes great waste, but also causes certain pollution to the environment when the dust is dumped.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art existence, the utility model aims at providing a retrieve powder recycle humidification dust keeper not only has the effect of carrying out effective processing to the dust, but also can be convenient for recycle the dust to can reduce the dust and appear extravagant condition, and then can play energy-concerving and environment-protective effect.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides a retrieve powder regeneration humidification dust keeper, includes: the chassis, be provided with on the chassis and spray the jar, the top that sprays the jar is provided with into dirt pipe, bottom is provided with out the dirt pipe, it is used for spraying the spraying mechanism who handles the dust to be provided with on the jar to spray, spraying mechanism includes: the spraying pipe fitting is arranged on the inner side wall of the spraying tank; a plurality of spray heads in communication with the spray tube; the water delivery pipe is arranged on the inner side wall of the spraying tank and communicated with the spraying pipe fitting; and the water supply assembly is arranged on one side of the bottom frame and communicated with the water delivery pipe, and the bottom of the spraying tank is also provided with a collecting mechanism communicated with the dust outlet pipe.
By adopting the technical scheme, the spraying pipe fitting, the spraying head and the water supply assembly are matched, so that the dust discharged into the spraying tank can be conveniently sprayed, and the pollution of the dust to the environment can be reduced; and through setting up the collection mechanism, can be convenient for collect the dust and recycle to can reduce the extravagant condition of dust appearance.
The present invention may be further configured in a preferred embodiment as: the spraying pipe fittings comprise vertical pipes which are symmetrically arranged on the inner side wall of the spraying tank and communicated with the water conveying pipe; and the annular pipes are symmetrically arranged on the inner side wall of the spraying tank and communicated with the vertical pipe, and the pipe body of the vertical pipe and the pipe body of the annular pipe are communicated with the spraying head.
Through adopting above-mentioned technical scheme, through setting up standpipe and the structure that the annular pipe was mutually supported, can be so that the sprinkler head plays the effect that evenly sprays to the dust that sprays in the jar to can be convenient for carry out more effectual processing to the dust.
The present invention may be further configured in a preferred embodiment as: the water supply assembly comprises a water storage tank arranged on one side of the spray tank; the first supporting plate is arranged on the outer side wall of the water storage tank; the first water pump is arranged on the first supporting plate; the first water pumping pipe is communicated with the water pumping end of the first water pump at one end, and extends into the water storage tank at the other end; and one end of the first drainage pipe is communicated with the drainage end of the first water pump, and the other end of the first drainage pipe is communicated with the water delivery pipe.
Through adopting above-mentioned technical scheme, when needs spray water in to spraying the jar, start the first water pump on the first backup pad, first drinking-water pipe is in the first drainage pipe of log raft income in with the water storage box, then in water arranges into the delivery pipe from first drainage pipe to make water can play the effect of spraying the processing to the dust.
The present invention may be further configured in a preferred embodiment as: the collecting mechanism comprises a collecting tank arranged at the bottom of the spraying tank; the tank cover is covered on the top of the collecting tank; one end of the collecting pipe is communicated with the top of the tank cover, and the other end of the collecting pipe is matched with the dust outlet pipe; and a filter assembly slidably disposed within the collection canister.
Through adopting above-mentioned technical scheme, through setting up the structure that collection tank, cover and collecting pipe mutually supported, can be convenient for play the effect of effective collection with the mixed liquid after water and dust mix.
The present invention may be further configured in a preferred embodiment as: the filter assembly comprises a filter block which is arranged on the inner side wall of the collection tank in a sliding mode; the collecting tank is arranged on the filter block; a plurality of filtering holes which penetrate through the filtering block and are communicated with the collecting tank; and a sliding member disposed between the filter block and the collection canister.
Through adopting above-mentioned technical scheme, through setting up the structure that filter block, collecting vat and filtration pore mutually supported, can be convenient for filter the mixed liquor after water and dust mix to make water flow into the tank bottoms of collecting tank along filtering the pore, and wet through dust is then kept apart in the collecting vat, and then can be convenient for effectively retrieve wet through dust in the collecting vat.
The present invention may be further configured in a preferred embodiment as: the sliding piece comprises sliding blocks which are symmetrically arranged on two sides of the filter block; the sliding chute is arranged on the inner side wall of the collecting tank and matched with the sliding block; and handles symmetrically arranged on one side of the filter block facing the tank cover.
Through adopting above-mentioned technical scheme, when needs will filter the piece and take out outside the collection tank, through holding tightly the handle, then the application of force is with handle upwards pull-up for slider on the filter block carries out the rebound along the spout, thereby can be convenient for take out the filter block outside the collection tank.
The present invention may be further configured in a preferred embodiment as: be provided with the circulation subassembly between holding vessel and the water storage box, the circulation subassembly includes: the second supporting plate is arranged on the outer side wall of the collecting tank; the second water pump is arranged on the second supporting plate; one end of the second water pump is communicated with the water pumping end of the second water pump, and the other end of the second water pump penetrates through the second water pumping pipe in the collection tank; and one end of the second water pump is communicated with the water discharging end of the second water pump, and the other end of the second water pump extends into the second water discharging pipe in the water storage tank.
Through adopting above-mentioned technical scheme, when the water after filtering in the collection tank is discharged into the water storage box as required, start the second water pump in the second backup pad, in the second suction pipe discharged the water after filtering in the collection tank into the second drainage pipe, then in water discharged into the water storage box from the second drainage pipe to can realize playing cyclic utilization's effect to the water resource.
The present invention may be further configured in a preferred embodiment as: the bottom of the spraying tank is provided with an inclined table, and the inclined table is matched with the dust outlet pipe.
Through adopting above-mentioned technical scheme, through setting up the sloping platform, can be convenient for play the effect of water conservancy diversion to the mixed liquid after water and dust mix to make the mixed liquid flow out along going out the dirt pipe and spray outside the jar.
To sum up, the utility model discloses a following at least one useful technological effect:
1. through the arrangement of the structure that the spraying pipe fitting, the spraying head and the water supply assembly are matched with each other, the dust discharged into the spraying tank can be conveniently sprayed and treated effectively, so that the environment pollution caused by the dust can be reduced; the dust can be conveniently collected and reused by arranging the collecting mechanism, so that the waste of the dust can be reduced;
2. through the arrangement of the structure that the vertical pipe and the annular pipe are matched with each other, the spraying head can uniformly spray dust in the spraying tank, so that the dust can be more effectively treated;
3. when the water after filtering in the collecting tank needs to be discharged into the water storage tank, the second water pump on the second supporting plate is started, the second water pumping pipe discharges the water after filtering in the collecting tank into the second water drainage pipe, and then the water is discharged into the water storage tank from the second water drainage pipe, so that the effect of recycling water resources can be realized.
Drawings
FIG. 1 is a schematic structural view of a humidifying and dust-proof device for recycling recovered powder in the present embodiment;
fig. 2 is a sectional view of fig. 1.
In the figure, 1, a chassis; 2. a spray tank; 21. a dust inlet pipe; 22. a dust outlet pipe; 23. spraying the pipe fitting; 231. a vertical tube; 232. an annular tube; 24. a sprinkler head; 25. a water delivery pipe; 26. a tilting table; 3. a water storage tank; 31. a first support plate; 32. a first water pump; 33. a first pumping pipe; 34. a first drain pipe; 4. a collection tank; 41. a can lid; 411. a collection pipe; 42. a filter block; 421. collecting tank; 422. a filtration pore; 423. a slider; 424. a handle; 43. a chute; 5. a second support plate; 51. a second water pump; 52. a second pumping pipe; 53. and a second water discharge pipe.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, for the utility model discloses a retrieve powder regeneration humidification dust keeper, include: chassis 1, fixed mounting has one to be cylindric structure on this chassis 1 and sprays jar 2, and the fixed intercommunication in top that should spray jar 2 has into dirt pipe 21, and the fixed intercommunication in bottom that should spray jar 2 has out dirt pipe 22, produces a large amount of dusts when crushing apparatus is carrying out the breakage to old asphalt concrete, screening, then utilizes dust collecting equipment with these a little dusts along advancing in dirt pipe 21 absorbs this sprays jar 2 to can reduce the dust and pollute the environment.
As shown in fig. 2, in order to facilitate the dust in the spray tank 2 to be treated, in this embodiment, a spraying mechanism is provided in the spray tank 2, and the spraying mechanism can facilitate the dust discharged into the spray tank 2 to have an effective spraying effect, and the spraying mechanism includes: water pipe 25, spraying pipe 23, spraying head 24 and water supply assembly. Wherein, the water pipe 25 is fixedly arranged on the inner side wall of the spray tank 2, the water pipe 25 is in an arc-shaped structure, and the water pipe 25 in the arc-shaped structure is matched with the inner side wall of the spray tank 2; the spraying pipe fitting 23 is also fixedly arranged on the inner side wall of the spraying tank 2, and the spraying pipe fitting 23 is communicated with the water delivery pipe 25; the spraying heads 24 are provided in plurality, the spraying heads 24 are uniformly communicated with the spraying pipe 23, and the spraying heads 24 are all arranged towards the center of the spraying tank 2; the water supply assembly is disposed at one side of the base frame 1, and the water supply assembly is communicated with the water pipe 25 to supply water to the water pipe 25 and the spraying pipe 23.
Specifically, as shown in fig. 2, in the present embodiment, the spraying pipe 23 includes: a standpipe 231 and an annular pipe 232. Two vertical pipes 231 are arranged, the two vertical pipes 231 are symmetrically and fixedly arranged on the inner side wall of the spraying tank 2, and the two vertical pipes 231 are respectively communicated with the water conveying pipe 25; this annular pipe 232 is provided with two, these two annular pipes 232 are symmetry fixed mounting on this inner wall both ends that spray tank 2, and these two annular pipes 232 communicate with these two standpipes 231 each other respectively, these some sprinkler heads 24 evenly distributed are on these two annular pipes 232 and these two standpipes 231, through setting up standpipe 231 and the structure that annular pipe 232 mutually supported, can make sprinkler head 24 play the effect of evenly spraying to the dust that sprays in the tank 2, thereby can be convenient for carry out more effective processing to the dust.
Meanwhile, as shown in fig. 1, in the present embodiment, the water supply assembly includes: the water storage tank 3, the first supporting plate 31, the first water pump 32, the first water pumping pipe 33 and the first water drainage pipe 34. Wherein, the water storage tank 3 is arranged at one side of the spray tank 2, and the water storage tank 3 is used for storing spray water; the first supporting plate 31 is fixedly arranged on the outer wall of one side of the water storage tank 3 facing the spray tank 2; the first water pump 32 is fixedly mounted on the first support plate 31; one end of the first pumping pipe 33 is communicated with the pumping end of the first water pump 32, and the other end of the first pumping pipe 33 penetrates through the water storage tank 3 to extend into the bottom of the water storage tank 3; one end of the first water discharge pipe 34 is connected to the water discharge end of the first water pump 32, and the other end of the first water discharge pipe 34 penetrates through the outer wall of the spray tank 2 and is connected to the water pipe 25.
When needs are sprayed water in the spray tank 2, start first water pump 32 on the first backup pad 31, first drinking-water pipe 33 is with the water drainage in the water storage box 3 in first drain pipe 34, then in water drainage pipe 25 is arranged from first drain pipe 34 to make water can play the effect of spraying the processing to the dust, and then make water and dust intermix form the mixed liquid.
As shown in fig. 1, in order to facilitate the mixed liquid of water and dust to be effectively and quickly discharged out of the spraying tank 2, in this embodiment, an inclined platform 26 is fixedly installed at the bottom of the spraying tank 2, the inclined platform 26 is matched with the dust outlet pipe 22, and the inclined platform 26 can facilitate the diversion effect on the mixed liquid of water and dust, so that the mixed liquid flows out of the spraying tank 2 along the dust outlet pipe 22.
As shown in fig. 1, in order to facilitate the recovery of the mixed liquid discharged from the spray tank 2, in this embodiment, a collecting mechanism communicated with the dust outlet pipe 22 is disposed at the bottom of the spray tank 2, and the collecting mechanism can facilitate the collection and reuse of the mixed liquid, thereby reducing the waste of dust.
Specifically, as shown in fig. 1, in the present embodiment, the collecting mechanism includes: a collection tank 4, a tank cover 41, a collection pipe 411 and a filter assembly. Wherein, the collecting tank 4 is arranged at the bottom of the spraying tank 2, and the collecting tank 4 is in a cylindrical structure; the tank cover 41 covers the top of the collecting tank 4; the collecting pipe 411 is fixedly communicated with the tank cover 41, the collecting pipe 411 and the dust outlet pipe 22 are matched with each other and communicated with each other, and the effect of effectively collecting the mixed liquid can be conveniently achieved by arranging a structure that the collecting tank 4, the tank cover 41 and the collecting pipe 411 are matched with each other.
Meanwhile, the filter assembly is arranged in the collecting tank 4, and the filter assembly can be used for conveniently filtering the mixed liquid, so that water and wet dust are separated. As shown in fig. 2, in the present embodiment, the filter assembly includes: a strainer block 42, a collection tank 421, and strainer holes 422. Wherein the filter block 42 is disposed on the inner sidewall of the collection tank 4; the collecting tank 421 is opened on the side of the filter block 42 facing the tank cover 41; the filtering holes 422 are disposed in a plurality, the filtering holes 422 all penetrate through the filtering block 42, and the filtering holes 422 are communicated with the collecting tank 421.
Through setting up the structure that filter block 42, collecting vat 421 and filtration hole 422 mutually supported, can be so that the mixed liquid plays effective filterable effect to make water flow into the tank bottoms of this collection tank 4 along filtering hole 422, and the dust that wets thoroughly is then separated in collecting vat 421.
As shown in fig. 2, in order to facilitate the effective recovery of the dust wet in the collecting tank 421, in the present embodiment, a sliding member is provided between the filter block 42 and the collecting tank 4, and the sliding member includes: sliding blocks 423 symmetrically and fixedly installed on both sides of the filter block 42; the sliding chutes 43 are symmetrically arranged on the inner side wall of the collecting tank 4 and are matched with the two sliding blocks 423; and a handle 424 symmetrically fixed on the side of the filter block 42 facing the cover 41.
When needing to take out the filter block 42 outside the collecting tank 4, through clenching handle 424, then the application of force is with handle 424 upwards pull-up, can be so that slider 423 on the filter block 42 carries out the rebound along spout 43 to can be convenient for take out the filter block 42 outside the collecting tank 4, and then can retrieve the dust of collecting in the collecting tank 421 and recycle.
As shown in fig. 1 and 2, in order to facilitate the recycling of the water filtered in the collection tank 4, in the present embodiment, a circulation unit is provided between the collection tank 4 and the water storage tank 3, and the circulation unit includes: a second support plate 5, a second water pump 51, a second pumping pipe 52, and a second water discharge pipe 53. Wherein, the second supporting plate 5 is fixedly arranged on the outer wall of one side of the collecting tank 4 facing the water storage tank 3; the second water pump 51 is fixedly installed on the second supporting plate 5; one end of the second pumping pipe 52 is connected to the pumping end of the second water pump 51, and the other end of the second pumping pipe 52 penetrates through the collection tank 4 to extend into the bottom of the collection tank 4; one end of the second drain pipe 53 is connected to the drain end of the second water pump 51, and the other end of the second drain pipe 53 penetrates the top of the water storage tank 3 to extend into the bottom of the water storage tank 3.
When the filtered water in the collection tank 4 needs to be discharged into the water storage tank 3, the second water pump 51 on the second support plate 5 is started, the second water pumping pipe 52 discharges the filtered water in the collection tank 4 into the second water discharge pipe 53, and then the water is discharged into the water storage tank 3 from the second water discharge pipe 53, so that the effect of recycling water resources can be realized.
The implementation principle of the embodiment is as follows: when the dust needs to be sprayed and treated and recycled, the first water pump 32 on the first supporting plate 31 is started, the first water pumping pipe 33 discharges water in the water storage tank 3 into the first water discharging pipe 34, then the water is discharged into the water discharging pipe 25 from the first water discharging pipe 34, then the water is discharged into the vertical pipe 231 and the annular pipe 232 along the water discharging pipe 25, and finally the water is uniformly sprayed out from the spraying heads 24 which are communicated with the vertical pipe 231 and the annular pipe 232, so that the dust can be sprayed and treated, and then the water and the dust are mixed into a mixed liquid.
And the mixed liquid in the spraying tank 2 flows into the collecting pipe 411 along the dust outlet pipe 22, then the mixed liquid enters into the collecting tank 4 along the collecting pipe 411, the filter block 42 in the collecting tank 4 filters the mixed liquid, thereby filtering the wet dust in the collecting tank 421, finally taking out the filter block 42 from the collecting tank 4, and further being convenient for recycling the dust.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a retrieve powder regeneration humidification dust keeper, includes: chassis (1), its characterized in that, be provided with on chassis (1) and spray jar (2), the top that sprays jar (2) is provided with into dirt pipe (21), the bottom is provided with out dirt pipe (22), it is used for spraying the spraying mechanism who handles to the dust to be provided with on jar (2) to spray, spraying mechanism includes: a spraying pipe (23) arranged on the inner side wall of the spraying tank (2); a plurality of spray heads (24) communicating with the spray pipe member (23); the water delivery pipe (25) is arranged on the inner side wall of the spraying tank (2) and is communicated with the spraying pipe fitting (23); and the water supply assembly is arranged on one side of the bottom frame (1) and communicated with the water delivery pipe (25), and the bottom of the spraying tank (2) is also provided with a collecting mechanism communicated with the dust outlet pipe (22).
2. The humidifying and dust-proof device for recycling reclaimed powder as claimed in claim 1, wherein the spraying pipe (23) comprises: vertical pipes (231) symmetrically arranged on the inner side wall of the spraying tank (2) and communicated with the water delivery pipe (25); and the annular pipes (232) are symmetrically and annularly arranged on the inner side wall of the spraying tank (2) and communicated with the vertical pipe (231), and the pipe body of the vertical pipe (231) and the pipe body of the annular pipe (232) are communicated with the spraying head (24).
3. The humidifying and dustproof device for recycling the reclaimed powder as claimed in claim 1, wherein the water supply assembly comprises: the water storage tank (3) is arranged on one side of the spraying tank (2); the first supporting plate (31) is arranged on the outer side wall of the water storage tank (3); a first water pump (32) disposed on the first support plate (31); a first water pumping pipe (33) with one end communicated with the water pumping end of the first water pump (32) and the other end extending into the water storage tank (3); and one end of the first drainage pipe (34) is communicated with the drainage end of the first water pump (32), and the other end of the first drainage pipe is communicated with the water delivery pipe (25).
4. The humidifying and dust-proof device for recycling the reclaimed powder as claimed in claim 1, wherein the collecting mechanism comprises: the collecting tank (4) is arranged at the bottom of the spraying tank (2); a tank cover (41) covering the top of the collecting tank (4); a collecting pipe (411) with one end communicated with the top of the tank cover (41) and the other end matched with the dust outlet pipe (22); and a filter assembly slidably disposed within the collection tank (4).
5. The humidifying and dustproof device for recycling reclaimed powder as claimed in claim 4, wherein the filter assembly comprises: a filter block (42) slidably arranged on the inner side wall of the collecting tank (4); a collecting tank (421) arranged on the filtering block (42); a plurality of filtering holes (422) which penetrate through the filtering block (42) and are communicated with the collecting tank (421); and a slide arranged between the filter block (42) and the collection tank (4).
6. The humidifying and dust-proof device for recycling reclaimed powder as claimed in claim 5, wherein the sliding member comprises: sliding blocks (423) symmetrically arranged on two sides of the filter block (42); a sliding chute (43) which is arranged on the inner side wall of the collecting tank (4) and is matched with the sliding block (423); and handles (424) symmetrically arranged on one side of the filter block (42) facing the tank cover (41).
7. The humidifying and dust-proof device for recycling reclaimed powder as claimed in claim 4, wherein a circulation component is arranged between the collecting tank (4) and the water storage tank (3), and the circulation component comprises: a second support plate (5) arranged on the outer side wall of the collecting tank (4); a second water pump (51) provided on the second support plate (5); a second water pumping pipe (52) with one end communicated with the water pumping end of the second water pump (51) and the other end penetrating through the collecting tank (4); and a second drain pipe (53) with one end communicated with the drainage end of the second water pump (51) and the other end extending into the water storage tank (3).
8. The humidifying and dustproof device for recycling recovered powder as claimed in claim 1, wherein the bottom of the spraying tank (2) is provided with an inclined platform (26), and the inclined platform (26) is matched with the dust outlet pipe (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020835895.1U CN212369808U (en) | 2020-05-18 | 2020-05-18 | Retrieve powder recycle humidification dust keeper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020835895.1U CN212369808U (en) | 2020-05-18 | 2020-05-18 | Retrieve powder recycle humidification dust keeper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212369808U true CN212369808U (en) | 2021-01-19 |
Family
ID=74178376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020835895.1U Expired - Fee Related CN212369808U (en) | 2020-05-18 | 2020-05-18 | Retrieve powder recycle humidification dust keeper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212369808U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113478655A (en) * | 2021-07-08 | 2021-10-08 | 中山市万宜混凝土有限公司 | Dust removal system of concrete mixing plant |
-
2020
- 2020-05-18 CN CN202020835895.1U patent/CN212369808U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113478655A (en) * | 2021-07-08 | 2021-10-08 | 中山市万宜混凝土有限公司 | Dust removal system of concrete mixing plant |
| CN113478655B (en) * | 2021-07-08 | 2022-01-07 | 中山市万宜混凝土有限公司 | Dust removal system of concrete mixing plant |
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| Date | Code | Title | Description |
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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: 20210119 |
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| CF01 | Termination of patent right due to non-payment of annual fee |