CN220409192U - High-efficient environmental protection concrete mixing device - Google Patents
High-efficient environmental protection concrete mixing device Download PDFInfo
- Publication number
- CN220409192U CN220409192U CN202321899391.6U CN202321899391U CN220409192U CN 220409192 U CN220409192 U CN 220409192U CN 202321899391 U CN202321899391 U CN 202321899391U CN 220409192 U CN220409192 U CN 220409192U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- tank body
- stirring
- plate
- connecting hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000007613 environmental effect Effects 0.000 title claims description 5
- 238000003756 stirring Methods 0.000 claims abstract description 69
- 238000007599 discharging Methods 0.000 claims abstract description 27
- 238000010009 beating Methods 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 239000004568 cement Substances 0.000 abstract description 32
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 6
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 6
- 241001330002 Bambuseae Species 0.000 abstract description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 6
- 239000011425 bamboo Substances 0.000 abstract description 6
- 239000000463 material Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 230000000903 blocking effect Effects 0.000 description 5
- 241000196324 Embryophyta Species 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Abstract
The utility model relates to the technical field of concrete stirring, and discloses a high-efficiency environment-friendly concrete stirring device, wherein a discharging cylinder is fixedly connected to the bottom of a tank body, a stirring and adjusting mechanism is arranged at the top of the tank body, and a crushing mechanism is arranged on the inner wall of the tank body. The work through the motor drives the puddler and rotates to make the internal concrete of jar stir, be equipped with the shielding plate in the ejection of compact section of thick bamboo, can block that the concrete is incomplete to stir and spill, because this shielding plate rotates through the connecting rod, so can adjust the clearance between shielding plate and the ejection of compact section of thick bamboo inner wall, thereby come the speed of control ejection of compact, cement falls on beating the board, the cylinder through the second spring makes the cement of piece roll crushing, make it become powdered cement, the rethread hits the leak hole on the board and falls into the below, the puddler stirs cement, make the more even of concrete stirring, more efficient stirs.
Description
Technical Field
The utility model relates to the technical field of concrete stirring, in particular to a high-efficiency environment-friendly concrete stirring device.
Background
The concrete is made of cement as main cementing material, water, sand and cobble, if necessary, chemical additive and mineral additive through mixing, uniform stirring, compacting, shaping, curing and hardening. The concrete has the characteristics of rich raw materials, low price and simple production process, so that the consumption of the concrete is increased. Meanwhile, the concrete has the characteristics of high compressive strength, good durability, wide strength grade range and the like. The characteristics lead the application range to be very wide, and the concrete is not only used in various civil engineering, namely shipbuilding industry, mechanical industry, ocean development, geothermal engineering and the like, but also is an important material.
According to the patent CN217434654U, the high-efficiency environment-friendly building concrete stirring device comprises a stirring assembly, wherein the stirring assembly comprises a stirring box, a motor, a stirring rod, a first bevel gear, a fixed plate, a rotating rod, a second bevel gear, a circular plate, a round rod, a vertical plate and a connecting rod.
The first bevel gear and the second bevel gear of the patent enable the stirring rod to rotate to stir the concrete in the stirring box, cement is mixed in the concrete, the cement possibly forms a block due to long-time placement, the cement is poured into the stirring box to be stirred, the cement cannot be crushed, the cement is unevenly stirred, and the discharging barrel of the patent is not blocked, so that the concrete can leak without being stirred.
Disclosure of Invention
The utility model aims to provide a high-efficiency environment-friendly concrete stirring device so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the high-efficiency environment-friendly concrete stirring device comprises a tank body, wherein a first discharging hole is fixedly connected to the top of the tank body close to the edge, a second discharging hole is formed in the surface of the tank body, a water inlet pipe is fixedly connected to the surface of the tank body, a discharging barrel is fixedly connected to the bottom of the tank body, a stirring and adjusting mechanism is arranged at the top of the tank body, and a crushing mechanism is arranged on the inner wall of the tank body;
the stirring adjusting mechanism comprises a stirring assembly and an adjusting assembly, wherein the stirring assembly is arranged at the top of the tank body, and the adjusting assembly is arranged in the discharging barrel.
Preferably, the stirring assembly comprises a motor fixing frame, the motor fixing frame is fixedly connected to the top of the tank body, a motor is fixedly connected to the inside of the motor fixing frame, a shaft is fixedly connected to the output end of the motor, a stirring rod is fixedly connected to the bottom end of the shaft, and a first connecting hole is formed in the top of the tank body.
Preferably, the diameter of the first connecting hole is larger than that of the shaft, the shaft is inserted into the first connecting hole, and the stirring rod is rotated through the operation of the motor to stir the materials in the tank body.
Preferably, the adjusting part comprises a second connecting hole, the second connecting hole is offered in ejection of compact section of thick bamboo surface, second connecting hole internal rotation is connected with the connecting rod, connecting rod fixedly connected with shielding plate, ejection of compact section of thick bamboo surface fixedly connected with annular fixed block, connecting rod right-hand member fixedly connected with first connecting plate, the third connecting hole has been offered to first connecting plate right side front end, the fourth connecting hole has been offered to annular fixed block right side correspondence third connecting hole, sliding connection has first guide arm in the third connecting hole, first guide arm surface is close to left end fixedly connected with stopper, first spring has been cup jointed on first guide arm surface between stopper and first connecting plate.
Preferably, the shielding plate is circular, the diameter of the shielding plate is equal to that of the inner wall of the discharge cylinder, the number of the fourth connecting holes is two, the shielding plate is distributed on the right side of the annular fixed block at right angles, the left end of the guide rod is inserted into the fourth connecting holes, the shielding plate is used for blocking the inner wall of the discharge cylinder by rotating the connecting rod, and materials in the tank body are stirred so as not to leak.
Preferably, the smashing mechanism comprises a beating plate, the beating plate is fixedly connected to the inner wall of the tank body, a fifth connecting hole is formed in the top of the beating plate, a second connecting plate is fixedly connected to the surface of a middle shaft of the stirring assembly, a sliding hole is formed in the top of the second connecting plate, a second guide rod is connected to the sliding hole in a sliding mode, a rubber block is fixedly connected to the top end of the second guide rod, a fixing frame is fixedly connected to the bottom end of the guide rod, a second spring is sleeved on the surface of the guide rod between the second connecting plate and the fixing frame, a first bearing is fixedly connected to the left side in the fixing frame, a second bearing is fixedly connected to the right side in the fixing frame, and a roller is fixedly connected to the inner wall of the first bearing.
Preferably, the top of the striking plate is provided with a leak hole, the shaft is inserted in the fifth connecting hole, the right end of the roller is fixedly connected with the inner wall of the second bearing, cement is poured into the tank body through the first discharging hole, the cement can fall on the striking plate, the cement of the block is crushed through rolling of the roller, and the cement falls below through the leak hole for stirring.
Compared with the prior art, the utility model provides the efficient and environment-friendly concrete stirring device, which has the following beneficial effects:
1. this high-efficient environmental protection concrete mixing plant drives the puddler through the work of motor and rotates to make the internal concrete of jar stir, be equipped with the shielding plate in the ejection of compact section of thick bamboo, can block that the concrete is incomplete to stir and spill, because this shielding plate rotates through the connecting rod, so can adjust the clearance between shielding plate and the ejection of compact section of thick bamboo inner wall, thereby come the speed of control ejection of compact.
2. This high-efficient environmental protection concrete mixing plant, cement fall on beating the board, and the cylinder of rethread second spring makes the cement of cubic material roll and smashes, makes it become powdered cement, and the rethread hits the leak on the board and falls into the below, and the puddler stirs cement, makes the more even of concrete mixing, more efficient stirring.
Drawings
For a clearer description of the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it will be apparent that the drawings in the description below are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art:
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic diagram of the internal structure of the present utility model;
FIG. 3 is a schematic view of a stirring assembly according to the present utility model;
FIG. 4 is a schematic view of the structure of the adjusting assembly of the present utility model;
FIG. 5 is an enlarged schematic view of the structure of FIG. 4A;
fig. 6 is a schematic structural view of the pulverizing mechanism of the present utility model.
In the figure: 1. a tank body; 2. a first discharge port; 3. a second discharge port; 4. a water inlet pipe; 5. a discharging cylinder; 6. a stirring adjusting mechanism; 61. a stirring assembly; 611. a motor fixing frame; 612. a motor; 613. a first connection hole; 614. a shaft; 615. a stirring rod; 62. an adjustment assembly; 621. a second connection hole; 622. a connecting rod; 623. a shielding plate; 624. an annular fixed block; 625. a first connection plate; 626. a third connection hole; 627. a fourth connection hole; 628. a first guide bar; 629. a limiting block; 6211. a first spring; 7. a crushing mechanism; 71. a striking plate; 72. a fifth connection hole; 73. a second connecting plate; 74. a sliding hole; 75. a second guide bar; 76. a rubber block; 77. a fixing frame; 78. a second spring; 79. a first bearing; 711. a second bearing; 712. and a roller.
Detailed Description
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.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," 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; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
The utility model provides the following technical scheme:
example 1
Referring to fig. 1-5, a high-efficiency environment-friendly concrete stirring device comprises a tank body 1, wherein a first discharging hole 2 is fixedly connected to the top of the tank body 1 near the edge, a second discharging hole 3 is arranged on the surface of the tank body 1, a water inlet pipe 4 is fixedly connected to the surface of the tank body 1, a discharging cylinder 5 is fixedly connected to the bottom of the tank body 1, a stirring and adjusting mechanism 6 is arranged at the top of the tank body 1, and a crushing mechanism 7 is arranged on the inner wall of the tank body 1;
the stirring adjusting mechanism 6 comprises a stirring assembly 61 and an adjusting assembly 62, wherein the stirring assembly 61 is arranged at the top of the tank body 1, and the adjusting assembly 62 is arranged in the discharging barrel 5.
The stirring assembly 61 comprises a motor fixing frame 611, the motor fixing frame 611 is fixedly connected to the top of the tank body 1, a motor 612 is fixedly connected to the inside of the motor fixing frame 611, an output end of the motor 612 is fixedly connected with a shaft 614, the bottom end of the shaft 614 is fixedly connected with a stirring rod 615, and a first connecting hole 613 is formed in the top of the tank body 1.
The diameter of the first connecting hole 613 is larger than that of the shaft 614, the shaft 614 is inserted into the first connecting hole 613, and the stirring rod 615 is rotated by the operation of the motor 612 to stir the materials in the tank 1.
The adjusting component 62 comprises a second connecting hole 621, the second connecting hole 621 is formed in the surface of the discharging barrel 5, the connecting rod 622 is rotationally connected to the second connecting hole 621, the shielding plate 623 is fixedly connected to the surface of the connecting rod 622, the annular fixing block 624 is fixedly connected to the surface of the discharging barrel 5, the right end of the connecting rod 622 is fixedly connected with the first connecting plate 625, the front end on the right side of the first connecting plate 625 is provided with a third connecting hole 626, the right side of the annular fixing block 624 is provided with a fourth connecting hole 627 corresponding to the third connecting hole 626, the first guide rod 628 is slidably connected to the third connecting hole 626, the surface of the first guide rod 628 is close to the left end and fixedly connected with the limiting block 629, and the surface of the first guide rod 628 is sleeved with the first spring 6211 between the limiting block 629 and the first connecting plate 625.
The shielding plate 623 is circular, the diameter of the shielding plate is equal to that of the inner wall of the discharge barrel 5, the number of the fourth connecting holes 627 is two, the right angles of the shielding plate and the fourth connecting holes 627 are distributed on the right side of the annular fixed block 624, the left end of the guide rod is inserted into the fourth connecting holes 627, the shielding plate 623 is used for blocking the inner wall of the discharge barrel 5 by rotating the connecting rod 622, and materials in the tank body 1 are stirred so as not to leak.
Example two
Referring to fig. 6, in addition to the first embodiment, a pulverizing mechanism 7 is further provided.
The smashing mechanism 7 comprises a beating plate 71, the beating plate 71 is fixedly connected to the inner wall of the tank body 1, a fifth connecting hole 72 is formed in the top of the beating plate 71, a second connecting plate 73 is fixedly connected to the surface of a center shaft 614 of the stirring assembly 61, a sliding hole 74 is formed in the top of the second connecting plate 73, a second guide rod 75 is connected in a sliding mode in the sliding hole 74, a rubber block 76 is fixedly connected to the top end of the second guide rod 75, a fixing frame 77 is fixedly connected to the bottom end of the guide rod, a second spring 78 is sleeved on the surface of the guide rod between the second connecting plate 73 and the fixing frame 77, a first bearing 79 is fixedly connected to the left side in the fixing frame 77, a second bearing 711 is fixedly connected to the right side in the fixing frame 77, and a roller 712 is fixedly connected to the inner wall of the first bearing 79.
The top of the striking plate 71 is provided with a leak hole, a shaft 614 is inserted in the fifth connecting hole 72, the right end of the roller 712 is fixedly connected with the inner wall of the second bearing 711, cement is poured into the tank body 1 through the first discharging hole 2, the cement falls on the striking plate 71, the cement of the block is crushed through rolling of the roller 712, and then falls below through the leak hole for stirring.
In the actual operation process, when the device is used, the motor 612 is started, sand, stones and the like are poured into the tank body 1 through the second discharging hole 3, the water pipe is connected with the water inlet pipe 4, who is poured into the tank body 1, cement is poured into the tank body 1 through the first discharging hole 2, the motor 612 works to drive the shaft 614 to rotate, the bottom end of the shaft is fixedly connected with the stirring rod 615, the stirring rod 615 rotates, the mixture is stirred by the rotation of the stirring rod 615, so that concrete is formed, the inner wall of the discharging cylinder 5 is blocked by the blocking plate 623, the incompletely stirred concrete is not discharged from the discharging cylinder 5, after stirring is finished, the first guide rod 628 is pulled, the left end of the first guide rod 628 is driven away from the fourth connecting hole 627, the connecting rod 622 is rotated, a gap is formed between the blocking plate 623 and the inner wall of the discharging cylinder 5, the concrete in the tank body 1 is removed, and the left end of the first guide rod 628 is inserted into the other fourth connecting hole 627, so that the blocking plate 623 can be fixed;
when the cement is poured into the tank 1, the cement falls on the striking plate 71, and the striking plate 71 is provided with the leak holes, so that the powdery cement falls below the striking plate 71 through the leak holes, the cement in the block is stirred together with other substances, the cement in the block is blocked on the striking plate 71, the roller 712 rotates due to the rotation of the shaft, the cement in the block is crushed into powder by the rotation of the roller 712, the cement which cannot be crushed once falls below through the leak holes, the roller 712 passes through the surface of the cement, the roller 712 can strike the striking plate 71 downwards due to the elasticity of the second spring 78, the striking plate 71 is blocked on the striking plate 71 due to vibration, and the cement which is not crushed once again is crushed until the cement is crushed.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.
Claims (7)
1. The utility model provides a high-efficient environmental protection concrete mixing device, includes a jar body (1), its characterized in that: the novel energy-saving tank is characterized in that a first discharging hole (2) is fixedly connected to the top of the tank body (1) close to the edge, a second discharging hole (3) is formed in the surface of the tank body (1), a water inlet pipe (4) is fixedly connected to the surface of the tank body (1), a discharging barrel (5) is fixedly connected to the bottom of the tank body (1), a stirring and adjusting mechanism (6) is arranged at the top of the tank body (1), and a crushing mechanism (7) is arranged on the inner wall of the tank body (1);
the stirring and adjusting mechanism (6) comprises a stirring assembly (61) and an adjusting assembly (62), wherein the stirring assembly (61) is arranged at the top of the tank body (1), and the adjusting assembly (62) is arranged in the discharging barrel (5).
2. The efficient and environment-friendly concrete stirring device as claimed in claim 1, wherein: the stirring assembly (61) comprises a motor fixing frame (611), the motor fixing frame (611) is fixedly connected to the top of the tank body (1), a motor (612) is fixedly connected in the motor fixing frame (611), an output end of the motor (612) is fixedly connected with a shaft (614), the bottom end of the shaft (614) is fixedly connected with a stirring rod (615), and a first connecting hole (613) is formed in the top of the tank body (1).
3. The efficient and environment-friendly concrete stirring device as claimed in claim 2, wherein: the diameter of the first connecting hole (613) is larger than that of the shaft (614), and the shaft (614) is inserted into the first connecting hole (613).
4. The efficient and environment-friendly concrete stirring device as claimed in claim 1, wherein: the adjusting component (62) comprises a second connecting hole (621), the second connecting hole (621) is formed in the surface of the discharging barrel (5), a connecting rod (622) is connected in the second connecting hole (621) in a rotating mode, a shielding plate (623) is fixedly connected to the surface of the connecting rod (622), an annular fixing block (624) is fixedly connected to the surface of the discharging barrel (5), a first connecting plate (625) is fixedly connected to the right end of the connecting rod (622), a third connecting hole (626) is formed in the front right end of the first connecting plate (625), a fourth connecting hole (627) is formed in the right side of the annular fixing block (624) corresponding to the third connecting hole (626), a first guide rod (628) is connected to the surface of the third connecting hole (626) in a sliding mode, a limiting block (629) is fixedly connected to the surface of the first guide rod (628) close to the left end, and a first spring (6211) is sleeved between the limiting block (629) and the first connecting plate (625).
5. The efficient and environment-friendly concrete stirring device as claimed in claim 4, wherein: the shielding plate (623) is circular, the diameter of the shielding plate is equal to that of the inner wall of the discharging barrel (5), two connecting holes (627) are formed, the shielding plate is distributed on the right side of the annular fixing block (624) at right angles, and the left end of the guide rod is inserted into the fourth connecting holes (627).
6. The efficient and environment-friendly concrete stirring device as claimed in claim 1, wherein: the smashing mechanism (7) comprises a beating plate (71), the beating plate (71) is fixedly connected to the inner wall of the tank body (1), a fifth connecting hole (72) is formed in the top of the beating plate (71), a second connecting plate (73) is fixedly connected to the surface of a center shaft (614) of the stirring assembly (61), a sliding hole (74) is formed in the top of the second connecting plate (73), a second guide rod (75) is connected in the sliding hole (74) in a sliding mode, a rubber block (76) is fixedly connected to the top of the second guide rod (75), a fixing frame (77) is fixedly connected to the bottom end of the guide rod, a second spring (78) is sleeved on the surface of the guide rod between the second connecting plate (73) and the fixing frame (77), a first bearing (79) is fixedly connected to the left side in the fixing frame (77), and a roller (712) is fixedly connected to the inner wall of the first bearing (79).
7. The efficient and environment-friendly concrete stirring device as claimed in claim 6, wherein: the top of the striking plate (71) is provided with a leak hole, the shaft (614) is inserted into the fifth connecting hole (72), and the right end of the roller (712) is fixedly connected with the inner wall of the second bearing (711).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321899391.6U CN220409192U (en) | 2023-07-19 | 2023-07-19 | High-efficient environmental protection concrete mixing device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321899391.6U CN220409192U (en) | 2023-07-19 | 2023-07-19 | High-efficient environmental protection concrete mixing device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN220409192U true CN220409192U (en) | 2024-01-30 |
Family
ID=89645144
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202321899391.6U Active CN220409192U (en) | 2023-07-19 | 2023-07-19 | High-efficient environmental protection concrete mixing device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN220409192U (en) |
-
2023
- 2023-07-19 CN CN202321899391.6U patent/CN220409192U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108394027B (en) | Gelation production method for producing fine sand concrete containing waste stone powder by using concrete stirring device | |
CN205058306U (en) | Automatic concrete mixer of feeding | |
CN211541798U (en) | Automatic concrete production device | |
CN109648713A (en) | A kind of cement mixer | |
CN215702837U (en) | Slip casting device of cement component manufacturing usefulness | |
CN220409192U (en) | High-efficient environmental protection concrete mixing device | |
CN211806988U (en) | Mixing device for processing concrete blocks | |
CN108407088B (en) | Concrete mixing device and method for producing concrete containing waste stone powder slurry by using same | |
CN213500073U (en) | Concrete discharging device | |
CN213137299U (en) | Agitated vessel is used in processing of commodity concrete | |
CN210336408U (en) | Special mixer of fibre concrete | |
CN218429104U (en) | Grit mixes machine that building was used | |
CN214644775U (en) | Earth agitating unit is mixed to high efficiency that bridge construction used | |
CN114536555B (en) | Building construction concrete mixing device | |
CN213226976U (en) | Evaporate and press full-automatic aluminite powder thick liquids injection device of aerated concrete block | |
CN218614745U (en) | Evaporate and press agitating unit for aerated concrete block combination wallboard production | |
CN214163517U (en) | Concrete processing agitating unit | |
CN219522542U (en) | Concrete stirring device | |
CN214389837U (en) | Water-based nano ceramic-like coating mixing device with high mixing efficiency | |
CN213648063U (en) | Concrete mixing mechanism | |
CN220095020U (en) | Cement stirring construction equipment for building | |
CN216172564U (en) | Concrete mixer with crushing function | |
CN213412454U (en) | Improved permeable water-retaining concrete production system | |
CN216860154U (en) | Concrete mixing production facility for building engineering | |
CN215903761U (en) | Cement mixing plant for construction |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |