CN220387233U - High-efficient quartz sand scrubbing machine - Google Patents
High-efficient quartz sand scrubbing machine Download PDFInfo
- Publication number
- CN220387233U CN220387233U CN202321546998.6U CN202321546998U CN220387233U CN 220387233 U CN220387233 U CN 220387233U CN 202321546998 U CN202321546998 U CN 202321546998U CN 220387233 U CN220387233 U CN 220387233U
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- quartz sand
- cleaning
- scrubbing machine
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- roller
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 69
- 239000006004 Quartz sand Substances 0.000 title claims abstract description 65
- 238000005201 scrubbing Methods 0.000 title claims abstract description 32
- 238000004140 cleaning Methods 0.000 claims abstract description 55
- 239000000463 material Substances 0.000 claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 238000007599 discharging Methods 0.000 claims abstract description 7
- 238000007667 floating Methods 0.000 claims description 14
- 238000005406 washing Methods 0.000 claims description 12
- 238000007493 shaping process Methods 0.000 claims description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 2
- 235000017491 Bambusa tulda Nutrition 0.000 claims 2
- 241001330002 Bambuseae Species 0.000 claims 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 2
- 239000011425 bamboo Substances 0.000 claims 2
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 7
- 238000003756 stirring Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000010453 quartz Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000007781 pre-processing Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 229910000519 Ferrosilicon Inorganic materials 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 239000003082 abrasive agent Substances 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- -1 casting Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000010423 industrial mineral Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 229910052604 silicate mineral Inorganic materials 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000011043 treated quartz Substances 0.000 description 1
Landscapes
- Cleaning In General (AREA)
Abstract
The utility model discloses a high-efficiency quartz sand scrubbing machine which comprises a cleaning cylinder, rotary cleaning rollers, a vibration decontaminating device and a discharging chassis, wherein two groups of cleaning channels are symmetrically arranged in the cleaning cylinder, a material guide channel is communicated between the two groups of cleaning channels, a discharging funnel is arranged at the upper end of the material guide channel, a material guide plate is obliquely arranged on one side of the material guide funnel, a pretreatment mechanism is arranged on the material guide plate, the rotary cleaning rollers are respectively provided with two groups and are respectively arranged in the two groups of cleaning channels, each rotary cleaning roller comprises a mounting plate, a driving motor, a roller body and an outer sleeve, the mounting plate is fixed at the top of each cleaning channel, and the driving motor is arranged on the mounting plate and the power output end is connected with the roller body. According to the utility model, when quartz sand is required to be scrubbed, the quartz sand can be subjected to rotary contact type cleaning treatment through the built-in rotary roller, and dirt with stronger adhesion force on the surface of the quartz sand can be cleaned better.
Description
Technical Field
The utility model relates to the technical field of quartz sand processing equipment, in particular to a high-efficiency quartz sand scrubbing machine.
Background
The quartz sand is quartz particles formed by crushing and processing quartz stone. Quartz stone is a nonmetallic mineral, and is a silicate mineral with hardness, wear resistance and stable chemical property. The color of the quartz sand is milky white or colorless semitransparent, the Mohs hardness is 7, the quartz sand is an important industrial mineral raw material, and is a non-chemical dangerous article, and the quartz sand is widely used in industries such as glass, casting, ceramics and fireproof materials, smelting ferrosilicon, metallurgical flux, metallurgy, buildings, chemical industry, plastics, rubber, abrasive materials, filter materials and the like, the quartz sand sometimes needs to be scrubbed in the processing process, the quartz sand scrubber is a professional device for cleaning dirt on the surface layer of the quartz sand raw material, quartz sand particles enter the scrubber and scrub and take out the quartz sand through a built-in scrubbing mechanism, and the existing quartz sand scrubber mostly adopts a stirring mechanism to drive water flow to move so as to clean the surface of the quartz sand, for example: the patent number of the patent number CN218610700U is "a high-efficiency quartz sand scrubbing machine", which adopts a mode that the rotation of stirring blades generates water rotation for cleaning operation.
However, the existing quartz sand scrubbing machine has the following problems in the use process: in the process of scrubbing and decontaminating quartz sand, the existing stirring type scrubbing machine has the defects that the cleaning effect is not ideal for some dirt with larger adhesion force on the surface of the quartz sand, the cleaning is not thorough, and the means for preprocessing the quartz sand is lacked, such as: for some quartz sand with a blocky structure, which is adhered due to excessively long accumulation time, the cleaning effect is poor. For this purpose, a corresponding technical solution is required to be designed to solve the existing technical problems.
Disclosure of Invention
The utility model aims to provide a high-efficiency quartz sand scrubbing machine, which solves the problems that in the process of scrubbing and decontaminating quartz sand, the cleaning effect is not ideal for some dirt with larger adhesion force on the surface of the quartz sand, the cleaning is not thorough, and in addition, the prior stirring type scrubbing machine lacks means for preprocessing the quartz sand, for example: to some overlength that lead to quartz sand adhesion to be the quartz sand of cubic structure that piles up, cleaning performance is relatively poor, this technical problem, this technical scheme has designed a rotation type quartz sand scrubbing machine, when need scrub quartz sand, can carry out rotary contact formula cleaning treatment to quartz sand through built-in rotatory roller, can reach better washing purpose to the stronger dirt of quartz sand surface adhesion, and through setting up the vibrating mechanism on rotatory roller, can vibrate down the dirt of wasing the adhesion on the brush, guarantee scrubbing machine scrubbing effect to quartz sand, be provided with pretreatment mechanism at the top of rotation type quartz sand scrubbing machine, can carry out external force split treatment to the quartz sand of caking through pretreatment mechanism, improve the effect of follow-up scrubbing.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high-efficient quartz sand scrubbing machine, includes wash bowl, rotatory washing roller, vibration decontaminating ware and row material chassis, two sets of washing chamber ways have been seted up to the inside symmetry of wash bowl, two sets of the intercommunication has the guide runner between the washing chamber way, the upper end of guide runner is provided with the unloading funnel, one side of unloading funnel is the slope form and is provided with the stock guide, be provided with pretreatment mechanism on the stock guide, rotatory washing roller divides and is equipped with two sets of and arrange two sets of washing intracavity respectively in, rotatory washing roller includes mounting panel, driving motor, roll body and overcoat, the mounting panel is fixed in the top of wasing the chamber way, driving motor installs on the mounting panel and the power output end is connected with the roll body, the roll body rotates and sets up in wasing the intracavity, the overcoat cover is inlayed on the roll body and surface evenly distributed has a plurality of clean brush, vibration decontaminating ware includes floating post and vibrating motor, the floating post divides and evenly installs in the lower extreme of roll body, the motor divide and be equipped with two sets of and install in the vibration motor, three sets of vibration motor divide and be equipped with in the vibration motor to connect in the top of roll body, the vibration end is connected with the top of vibration collar, the vibration collar has one side of vibration collar to be connected with the bottom.
As a preferable mode of the utility model, the pretreatment mechanism comprises rotating discs, a first motor, connecting rods and crushing rods, wherein the rotating discs are respectively provided with two groups and symmetrically and rotatably arranged on two sides of the material guiding plate, the first motor is fixed on the material guiding plate, the power output end of the first motor is connected with one group of rotating discs, the two ends of the connecting rods are eccentrically connected with the two groups of rotating discs, and the crushing rods are respectively provided with a plurality of groups and uniformly sleeved on the connecting rods.
As a preferable mode of the utility model, the tail end of the crushing rod is in a cone-shaped structure and is positioned in the material guiding plate.
As a preferable mode of the utility model, a plurality of groups of cleaning brushes are uniformly distributed in the cleaning cavity and are in needle-shaped structures, and the outer ends of the cleaning brushes are contacted with the inner wall of the cleaning cavity.
As a preferable mode of the utility model, the floating column comprises a mounting block fixed at the lower end of the roller body and a vertical rod vertically fixed on the mounting block, wherein a spring is sleeved on the vertical rod, and the spring is connected with the outer sleeve.
As a preferred mode of the present utility model, the cleaning channel has a size larger than that of the guide channel.
As a preferable mode of the utility model, the guide plate is formed in the discharging chassis, the surface of the guide plate is of a porous structure, the guide plate is of a spiral structure, and the height of the left end of the guide plate is larger than that of the right end of the guide plate.
As a preferred mode of the utility model, the discharge opening is connected with the right end of the guide plate, and the height of the inner end of the discharge opening is larger than that of the outer end.
Compared with the prior art, the utility model has the following beneficial effects:
1. this scheme has designed a rotation type quartz sand scrubbing machine, when needs are cleaned quartz sand, can carry out rotary contact formula cleaning treatment to quartz sand through built-in rotatory roller, can reach better washing purpose to the stronger dirt of quartz sand surface adhesion to through setting up the vibration mechanism on rotatory roller, can shake the dirt of adhesion on the washing brush and lead down, guarantee scrubbing machine to the scrubbing effect of quartz sand.
2. According to the scheme, the top of the rotary quartz sand scrubbing machine is provided with the pretreatment mechanism, and the agglomerated quartz sand can be subjected to external force splitting treatment through the pretreatment mechanism, so that the subsequent scrubbing effect is improved.
Drawings
FIG. 1 is an overall block diagram of the present utility model;
FIG. 2 is a top view of the interior of the cleaning cartridge of the present utility model;
FIG. 3 is a block diagram of a pretreatment mechanism according to the present utility model;
FIG. 4 is a block diagram of a floating column installation according to the present utility model;
fig. 5 is a structural view of the discharge chassis according to the present utility model.
In the figure, 1, a cleaning cylinder; 2. a discharging chassis; 3. cleaning the cavity; 4. a material guiding flow passage; 5. a blanking funnel; 6. a material guide plate; 7. a pretreatment mechanism; 8. a mounting plate; 9. a driving motor; 10. a roller body; 11. a jacket; 12. cleaning a brush; 13. a floating column; 14. a vibration motor; 15. a floating ring; 16. a discharge port; 17. a rotating disc; 18. a first motor; 19. a connecting rod; 20. a breaker bar; 21. a mounting block; 22. a vertical rod; 23. a spring; 24. and a guide plate.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a high-efficient quartz sand scrubbing machine, including wash bowl 1, rotatory cleaning roller, vibration decontaminating ware and row material chassis 2, two sets of wash chamber 3 one side external connection has the inlet tube have been seted up to the inside symmetry of wash bowl 1, the intercommunication has guide runner 4 between two sets of wash chamber 3, the upper end of guide runner 4 is provided with unloading funnel 5, one side of unloading funnel 5 is the slope form and is provided with guide plate 6, be provided with pretreatment mechanism 7 on the guide plate 6, rotatory cleaning roller divides and is equipped with two sets of and just is built-in respectively in two sets of wash chamber 3, rotatory cleaning roller includes mounting panel 8, driving motor 9, roller body 10 and overcoat 11, the top of wash chamber 3 is fixed in to mounting panel 8, driving motor 9 installs on mounting panel 8 and power take off end is connected with roller body 10, roller body 10 rotates and sets up in wash chamber 3, the overcoat 11 cover is inlayed on 10 and surface evenly distributed has a plurality of sets of clean brush 12, one side of unloading funnel 5 is the slope form and is provided with guide plate 6, guide plate 6 is provided with pretreatment mechanism 7 on the guide plate, rotatory cleaning roller divides and is equipped with two sets of just evenly installs in three sets of motor 14 and is equipped with three sets of vibration motor 14 in the bottom of roller body 10, vibration motor 14 respectively, three sets of vibration motor 15 are connected with roller body 15 in the top of vibration roller body 11, the top of vibration roller body 15 is connected with the top of the vibration roller body 15, the top of the vibration roller is connected with the top of the vibration roller 15, the top is connected with the top of the vibration roller has the top of the vibration roller 15.
Further improved, as shown in fig. 3: the pretreatment mechanism 7 comprises a rotating disc 17, a first motor 18, a connecting rod 19 and a crushing rod 20, wherein the rotating disc 17 is provided with two groups of rotating discs symmetrically arranged on two sides of the material guiding plate 6, the first motor 18 is fixed on the material guiding plate 6, the power output end of the first motor is connected with one group of rotating discs 17, two ends of the connecting rod 19 are eccentrically connected with the two groups of rotating discs 17, the crushing rod 20 is provided with a plurality of groups of rotating discs 17 and is uniformly sleeved on the connecting rod 19, the rotating discs 17 are driven to rotate through the first motor 18, and the rotating discs 17 can drive the connecting rod 19 to float up and down in the rotating process, so that the downstream quartz sand is pretreated through the crushing rod 20.
Further improved, as shown in fig. 3: the tail end of the crushing rod 20 is in a cone-shaped structure and is positioned in the material guide plate 6, so that the separation treatment of the quartz sand adhered and agglomerated is facilitated.
Further improved, as shown in fig. 2: the cleaning brushes 12 are uniformly distributed in the cleaning cavity channel 3 and are in needle-shaped structures, and the outer ends of the cleaning brushes 12 are contacted with the inner wall of the cleaning cavity channel 3, so that the aim of contact cleaning of the quartz sand surface can be fulfilled.
Further improved, as shown in fig. 4: the floating column 13 comprises a mounting block 21 fixed at the lower end of the roller body 10 and a vertical rod 22 vertically fixed on the mounting block 21, a spring 23 is sleeved on the vertical rod 22, the spring 23 is connected with the outer sleeve 11, and the vibrating motor 14 drives the floating ring 15 to vibrate, so that the cleaning brush 12 is driven to shake, and dirt possibly adhered to the cleaning brush 12 in the cleaning process is shaken off.
Further improved, as shown in fig. 2: the specification of the cleaning cavity channel 3 is larger than that of the material guiding channel 4.
Further improved, as shown in fig. 5: the inside machine-shaping of row material chassis 2 has guide board 24, and guide board 24 surface is porous form structure and is used for leading down to the sewage after wasing, and guide board 24's below is connected with the blow off pipe, and guide board 24 is heliciform structure and left end height be greater than right-hand member height, and such design mode is convenient for through guide board 24 with the quartz sand after wasing to bin outlet 16 position direction.
Specifically, the discharge opening 16 is connected to the right end of the guide plate 24, and the height of the inner end of the discharge opening 16 is greater than the height of the outer end, so that the cleaned quartz sand can be conveniently conducted outwards through the discharge opening 16.
In the figure, 1, a cleaning cylinder; 2. a discharging chassis; 3. cleaning the cavity; 4. a material guiding flow passage; 5. a blanking funnel; 6. a material guide plate; 7. a pretreatment mechanism; 8. a mounting plate; 9. a driving motor; 10. a roller body; 11. a jacket; 12. cleaning a brush; 13. a floating column; 14. a vibration motor; 15. a floating ring; 16. a discharge port; 17. a rotating disc; 18. a first motor; 19. a connecting rod; 20. a breaker bar; 21. a mounting block; 22. a vertical rod; 23. a spring; 24. and a guide plate.
When in use: according to the utility model, when quartz sand is required to be scrubbed, the quartz sand can be led in from one side of the guide plate 6, the motor I18 drives the rotating disc 17 to rotate, the rotating disc 17 can drive the connecting rod 19 to float up and down in the rotating process, so that the quartz sand which flows downwards is pretreated through the crushing rod 20, the treated quartz sand falls to the lower guide runner 4, the roller body 10 is driven to rotate by the driving motor 9 in the falling process, the roller body 10 is scrubbed on the quartz sand in the rotating process through the cleaning brush 12, the scrubbed quartz sand falls onto the discharge chassis 2, the guide plate 24 is used for guiding the outer row, and the polluted water can be guided out through the porous structure on the guide plate 24.
In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defining "first," "second," "third," "fourth" may explicitly or implicitly include at least one such feature.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (8)
1. A high-efficient quartz sand scrubbing machine which characterized in that: including wash section of thick bamboo (1), rotatory cleaning roller, vibration decontaminating ware and row material chassis (2), two sets of washing chamber ways (3) have been seted up to the inside symmetry of wash section of thick bamboo (1), two sets of intercommunication has guide runner (4) between wasing chamber way (3), the upper end of guide runner (4) is provided with unloading funnel (5), one side of unloading funnel (5) is the slope form and is provided with stock guide (6), be provided with pretreatment mechanism (7) on stock guide (6), rotatory cleaning roller divides and is equipped with two sets of and just is built-in respectively in two sets of washing chamber ways (3), rotatory cleaning roller includes mounting panel (8), driving motor (9), roll body (10) and overcoat (11), the top of washing chamber way (3) is fixed in to mounting panel (8), driving motor (9) are installed on mounting panel (8) and the power output end is connected with roll body (10), roll body (10) rotate and set up in wasing chamber way (3), the overcoat (11) is equipped with in two sets of evenly distributed in vibration post (13) on the surface-mounted brush (13) and a plurality of vibration post (13), the vibrating motor (14) is divided into three groups and is arranged at the top of the roller body (10), the vibrating ends of the vibrating motor (14) are connected with floating rings (15), the floating rings (15) are fixed at the bottom of the outer sleeve (11), the bottom of the outer sleeve (11) is connected with the floating column (13), and the discharging chassis (2) is arranged at the bottom of the cleaning cylinder (1) and is provided with a discharging port (16) at one side.
2. The efficient quartz sand scrubbing machine of claim 1, wherein: the pretreatment mechanism (7) comprises a rotating disc (17), a first motor (18), a connecting rod (19) and a crushing rod (20), wherein the rotating disc (17) is divided into two groups and symmetrically rotates on two sides of the material guiding plate (6), the first motor (18) is fixed on the material guiding plate (6) and the power output end is connected with one group of rotating discs (17), two ends of the connecting rod (19) are eccentrically connected with the two groups of rotating discs (17), and the crushing rod (20) is divided into a plurality of groups and uniformly sleeved on the connecting rod (19).
3. The efficient quartz sand scrubbing machine of claim 2, wherein: the tail end of the crushing rod (20) is in a conical structure and is positioned in the material guide plate (6).
4. The efficient quartz sand scrubbing machine of claim 1, wherein: the cleaning brushes (12) are uniformly distributed in the cleaning cavity (3) and are in needle-shaped structures, and the outer ends of the cleaning brushes (12) are in contact with the inner wall of the cleaning cavity (3).
5. The efficient quartz sand scrubbing machine of claim 1, wherein: the floating column (13) comprises a mounting block (21) fixed at the lower end of the roller body (10) and a vertical rod (22) vertically fixed on the mounting block (21), a spring (23) is sleeved on the vertical rod (22), and the spring (23) is connected with the outer sleeve (11).
6. The efficient quartz sand scrubbing machine of claim 4, wherein: the specification of the cleaning cavity channel (3) is larger than that of the material guiding channel (4).
7. The efficient quartz sand scrubbing machine of claim 1, wherein: the inside machine-shaping of row material chassis (2) has guide board (24), guide board (24) are heliciform structure and left end height is greater than right-hand member height, guide board (24) surface is porous structure.
8. The efficient quartz sand scrubbing machine of claim 7, wherein: the discharge opening (16) is connected with the right end of the guide plate (24), and the height of the inner end of the discharge opening (16) is larger than that of the outer end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321546998.6U CN220387233U (en) | 2023-06-16 | 2023-06-16 | High-efficient quartz sand scrubbing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321546998.6U CN220387233U (en) | 2023-06-16 | 2023-06-16 | High-efficient quartz sand scrubbing machine |
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| Publication Number | Publication Date |
|---|---|
| CN220387233U true CN220387233U (en) | 2024-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321546998.6U Active CN220387233U (en) | 2023-06-16 | 2023-06-16 | High-efficient quartz sand scrubbing machine |
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| Country | Link |
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| CN (1) | CN220387233U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114562042A (en) * | 2022-03-16 | 2022-05-31 | 四川华远建设工程有限公司 | Assembled building externally-hung wallboard drainage structures |
-
2023
- 2023-06-16 CN CN202321546998.6U patent/CN220387233U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114562042A (en) * | 2022-03-16 | 2022-05-31 | 四川华远建设工程有限公司 | Assembled building externally-hung wallboard drainage structures |
| CN114562042B (en) * | 2022-03-16 | 2024-05-24 | 四川华远建设工程有限公司 | Drainage structure of externally hung wallboard of assembled building |
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