CN113775499B - Concrete processing pumping equipment with built-in stone crushing structure - Google Patents
Concrete processing pumping equipment with built-in stone crushing structure Download PDFInfo
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- CN113775499B CN113775499B CN202110998805.XA CN202110998805A CN113775499B CN 113775499 B CN113775499 B CN 113775499B CN 202110998805 A CN202110998805 A CN 202110998805A CN 113775499 B CN113775499 B CN 113775499B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
- F04B17/03—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C1/00—Crushing or disintegrating by reciprocating members
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B15/00—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04B15/02—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts the fluids being viscous or non-homogeneous
- F04B15/023—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts the fluids being viscous or non-homogeneous supply of fluid to the pump by gravity through a hopper, e.g. without intake valve
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/10—Valves; Arrangement of valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/16—Casings; Cylinders; Cylinder liners or heads; Fluid connections
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention discloses concrete processing pumping equipment with a built-in stone crushing structure, which is provided with a supporting seat, wherein a machine shell is fixed on the upper end surface of the supporting seat through a bolt; the fixed plate is fixed on the inner top surface of the supporting seat, the side surface of the supporting seat is provided with a motor through a bolt, and the end of the motor is connected with a movable shaft; the method comprises the following steps: the guide block is sleeved on the outer side of the movable shaft, and a movable rod penetrates through the machine shell on the side of the guide block in a movable manner; the guide shaft, its one end activity is set up in the said movable cylinder, connect with the valve block at the end of the said guide shaft; and the connecting channel is arranged among the 2 fixed pipes, and a fixed shaft is arranged in the other movable cylinder. This concrete processing pumping equipment of built-in stone crushing structure can smash its inside great stone that contains before concrete feeding, guarantees the smooth and easy nature of concrete pumping to need not to filter the concrete, can promote pumping efficiency.
Description
Technical Field
The invention relates to the technical field of concrete processing, in particular to concrete processing pumping equipment with a built-in stone crushing structure.
Background
Concrete need use conveyor after processing, send to appointed construction site, generally adopt pumping installations to the transport of concrete to the unobstructed nature of device inside need be guaranteed at the pumping process of concrete, for example, the novel concrete pumping installation of publication No. CN213392540U relates to concrete pumping installation technical field \8230, through the setting of supporting structure, can make the connecting rod strut the supporting leg through the slip backup pad in the in-process of using, support the conveyer pipe, at concrete pouring's in-process, need not to hold by hand, thereby played the effect of saving time and energy. However, the novel concrete pumping device still has the following disadvantages in the actual use process:
1. after the concrete is processed, stones with different specifications are contained in the concrete, and after part of stones enter pumping equipment, the equipment is easy to block, a structure for crushing large stones is lacked, so that the smooth conveying of the concrete is influenced, and the repair of the blocking position is not convenient enough;
2. traditional concrete pumping equipment needs to use a filtering device to filter before conveying concrete, and because the fluidity of concrete is not very good, the conveying speed of the concrete can be reduced in the filtering process, and the concrete pumping efficiency is influenced.
In order to solve the problems, innovative design is urgently needed on the basis of the original concrete pumping equipment.
Disclosure of Invention
The invention aims to provide concrete processing pumping equipment with a built-in stone crushing structure, which aims to solve the problems that after part of stones enter the pumping equipment too much, the equipment is easy to block, a structure for crushing large stones is lacked, and the conveying speed of the concrete is reduced in the filtering process because the fluidity of the concrete is not good.
In order to achieve the purpose, the invention provides the following technical scheme: a concrete processing pumping device with a built-in stone crushing structure is provided with a supporting seat, wherein a machine shell is fixed on the upper end surface of the supporting seat through bolts, and a feeding hole is formed in the top of the machine shell;
the fixed plate is fixed on the inner top surface of the supporting seat, the side surface of the supporting seat is provided with a motor through a bolt, and the end of the motor is connected with a movable shaft;
the method comprises the following steps:
the guide block is sleeved on the outer side of the movable shaft, a movable rod movably penetrates through the casing on the side of the guide block, a protective box is fixed on the casing on the outer side of the guide block, and the movable shaft is connected with the movable barrel through a belt pulley mechanism;
the guide shaft is movably arranged in the movable cylinder, the end of the guide shaft is connected with a valve block, and a fixed pipe is fixed in a machine shell on the outer side of the valve block;
connecting channel sets up 2 between the fixed pipe, another the inside of activity section of thick bamboo is provided with the fixed axle, the top reservation of fixed pipe has the feed opening, and the end department of fixed pipe and the one end fixed connection of connecting pipe to the other end of connecting pipe is connected with the discharge gate.
Preferably, the cross section of the guide block is of a circular structure, the thickness of one side of the guide block is larger than that of the other side of the guide block, and the inclined surface of the guide block is attached to the movable rod, so that the movable rod can be pushed to slide in the shell when the guide block rotates.
Preferably, the movable rod and the casing are in sliding connection, a return spring is wound on one end of the movable rod, a connecting plate is welded on the other end of the movable rod, and the movable rod can drive the connecting plate to move synchronously when sliding horizontally.
Preferably, connecting plate and movable rod homogeneous phase are for fixed plate horizontal migration, and all are fixed with crushing piece on fixed plate and the connecting plate to crushing piece is when the connecting plate is close to the fixed plate for the setting of equidirectional angle, smashes the piece through 2 groups and can realize the smashing to great stone.
Preferably, be provided with 2 the same, the opposite thread groove of direction of turning of screw pitch on the guide shaft, and guide shaft and one of them movable cylinder be threaded connection to another movable cylinder and fixed axle are sliding connection, can drive the guide shaft and do horizontal reciprocating motion when the movable cylinder rotates.
Preferably, the connecting rod has been run through to the inside of valve piece, and the junction of the inside and connecting rod of valve piece is pasted and is had the antiskid circle that promotes the resistance to the one end that is close to the discharge gate of connecting rod is connected with the baffle that the control feed opening was opened and close, can drive the synchronous removal of baffle through the connecting rod when valve piece removes like this, realizes opening and close the feed opening.
Preferably, connecting rod and valve piece are damping sliding connection, the interior top surface of fixed pipe is fixed with the stopper, and 2 1/2 length of the interval of stopper is less than the length of baffle to baffle and fixed pipe laminating slide, through the stopper to the spacing of baffle, can stop moving after the baffle removes a certain position, can not influence the continuation removal of valve piece again.
Preferably, 2 the one end that the discharge gate was kept away from to fixed pipe communicates each other through interface channel, and 2 the other end of fixed pipe all is linked together with the connecting pipe to the connecting pipe is "Y" shape structure, so that the concrete in the different fixed intraductal can alternate input in the connecting pipe.
Preferably, the inside of connecting pipe is provided with the fly leaf, and fly leaf and connecting pipe constitution rotating-structure to the length of fly leaf is greater than the internal diameter of connecting pipe, can drive the fly leaf and rotate when one of them connecting pipe carries the concrete, realizes the shutoff to another connecting pipe.
Compared with the prior art, the invention has the beneficial effects that: the concrete processing pumping equipment with the built-in stone crushing structure can crush larger stones contained in the concrete before the concrete is conveyed, ensures the smoothness of concrete pumping, does not need to filter the concrete, and can improve the pumping efficiency;
1. when the guide block is driven by the movable shaft to rotate, the movable rod can be pushed to slide in the casing so as to drive the connecting plate to approach the fixed plate, so that the larger stones can be crushed by the 2 groups of crushing blocks, the movement of the connecting plate can not influence the pouring of concrete, the phenomenon of omitting the larger stones can not occur, and further the phenomenon of unsmooth conveying caused by the blockage of equipment can be avoided;
2. the movable cylinder can be driven to rotate through the transmission of the belt wheel mechanism, the valve blocks are driven to move in the fixed pipes through the guide shaft, when one valve block moves towards one direction, the other valve block can be driven to move towards the opposite direction, the concrete can be sucked into one fixed pipe, the concrete can be output from the other fixed pipe, when the concrete is output from one end of the connecting pipe, the movable plate can be driven to rotate, the other end of the connecting pipe can be plugged, and 2 fixed pipes can alternately convey the concrete;
3. when the valve piece moves towards the one end of keeping away from the discharge gate, can drive the synchronous removal of baffle through the connecting rod, realize opening of feed opening, and the setting through left end stopper can restrict the continuation removal of baffle, the slip between valve piece and the connecting rod can not influence the continuation removal of valve piece, when the valve piece moves towards the one end that is close to the discharge gate, resistance through between valve piece and the connecting plate can drive the baffle and carry out the shutoff to the feed opening, spacing through right-hand member stopper can not influence the valve piece simultaneously and continue to carry the concrete.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 isbase:Sub>A schematic cross-sectional view taken along line A-A of FIG. 1 according to the present invention;
FIG. 3 is a schematic front sectional view of the protective case of the present invention;
FIG. 4 is a schematic perspective view of a guide block according to the present invention;
FIG. 5 is a schematic view of a front cross-sectional structure of the fixing tube of the present invention;
FIG. 6 is a schematic cross-sectional view taken at a in FIG. 5 according to the present invention;
fig. 7 is a schematic structural view of the movable plate of the present invention after rotating.
In the figure: 1. a supporting base; 2. a housing; 3. a feed inlet; 4. a fixing plate; 5. an electric motor; 6. a movable shaft; 7. a guide block; 8. a protective case; 9. a movable rod; 91. a return spring; 92. a connecting plate; 93. crushing the blocks; 10. a belt pulley mechanism; 11. a movable barrel; 12. a guide shaft; 13. a valve block; 131. a connecting rod; 132. an anti-slip ring; 133. a baffle plate; 14. a fixed tube; 141. a limiting block; 15. a connecting channel; 16. a fixed shaft; 17. a feeding port; 18. a connecting pipe; 181. a movable plate; 19. and (4) a discharge port.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution: a concrete processing pumping device with a built-in stone crushing structure is provided with a supporting seat 1, a shell 2 is fixed on the upper end surface of the supporting seat 1 through bolts, and a feeding hole 3 is formed in the top of the shell 2;
the fixed plate 4 is fixed on the inner top surface of the supporting seat 1, the side surface of the supporting seat 1 is provided with a motor 5 through a bolt, and the end of the motor 5 is connected with a movable shaft 6;
the method comprises the following steps:
the guide block 7 is sleeved on the outer side of the movable shaft 6, a movable rod 9 movably penetrates through the casing 2 on the side of the guide block 7, a protective box 8 is fixed on the casing 2 on the outer side of the guide block 7, and the movable shaft 6 is connected with a movable cylinder 11 through a belt pulley mechanism 10;
a guide shaft 12, one end of which is movably arranged inside the movable cylinder 11, the end of the guide shaft 12 is connected with a valve block 13, and a fixed pipe 14 is fixed in the machine shell 2 outside the valve block 13;
the connecting channel 15 is arranged between the 2 fixed pipes 14, the fixed shaft 16 is arranged inside the other movable cylinder 11, the discharge port 17 is reserved at the top of each fixed pipe 14, the end of each fixed pipe 14 is fixedly connected with one end of the connecting pipe 18, and the other end of the connecting pipe 18 is connected with the discharge port 19.
The section of the guide block 7 is a circular structure, the thickness of one side of the guide block 7 is larger than that of the other side of the guide block, and the inclined plane of the guide block 7 is attached to the movable rod 9; the movable rod 9 is connected with the machine shell 2 in a sliding manner, one end of the movable rod 9 is wound with a return spring 91, and the other end of the movable rod 9 is welded with a connecting plate 92; the connecting plate 92 and the movable rod 9 both move horizontally relative to the fixed plate 4, the fixed plate 4 and the connecting plate 92 are both fixed with crushing blocks 93, and the crushing blocks 93 are arranged at equal angles;
as shown in fig. 1 and 3-4, the motor 5 drives the guide block 7 to rotate through the movable shaft 6, the guide block 7 can drive the movable rod 9 to slide in the casing 2 when rotating, the reciprocating movement of the movable rod 9 is facilitated through the arrangement of the return spring 91, and after the movable rod 9 drives the connecting plate 92 to approach the fixed plate 4, the crushing of large stones in concrete can be realized through 2 groups of crushing blocks 93, so that the blockage of equipment is avoided, and the pumping smoothness can be improved;
the guide shaft 12 is provided with 2 thread grooves with the same thread pitch and opposite rotation directions, the guide shaft 12 is in threaded connection with one movable cylinder 11, and the other movable cylinder 11 is in sliding connection with the fixed shaft 16; a connecting rod 131 penetrates through the valve block 13, an anti-slip ring 132 for improving resistance is adhered to the joint of the inside of the valve block 13 and the connecting rod 131, and a baffle 133 for controlling the opening and closing of the feed opening 17 is connected to one end of the connecting rod 131 close to the discharge opening 19; the connecting rod 131 is connected with the valve block 13 in a damping sliding manner, a limiting block 141 is fixed on the inner top surface of the fixed pipe 14, 1/2 of the distance between the 2 limiting blocks 141 is smaller than the length of the baffle 133, and the baffle 133 and the fixed pipe 14 are attached and slide;
as shown in fig. 1-2 and fig. 5-7, while the movable shaft 6 rotates, the movable cylinder 11 can be driven to rotate by the belt wheel mechanism 10, and then the guide shaft 12 drives the valve blocks 13 to reciprocate in the fixed pipe 14, when one of the valve blocks 13 moves to the end far away from the discharge port 19, the other valve block 13 can be driven to move to the end close to the discharge port 19, when the valve block 13 moves, the connecting rod 131 can be driven to move synchronously by the resistance of the anti-slip ring 132, and the baffle 133 is driven to move to open the discharge port 17, while the baffle 133 after moving is limited and stopped by the left limiting block 141, and the valve block 13 and the connecting rod 131 can slide without affecting the continuous movement of the valve block 13, so that the concrete in the machine case 2 is sucked into the fixed pipe 14 through the discharge port 17;
one ends of the 2 fixed tubes 14 far away from the discharge hole 19 are communicated with each other through a connecting channel 15, the other ends of the 2 fixed tubes 14 are communicated with a connecting tube 18, and the connecting tube 18 is of a Y-shaped structure; a movable plate 181 is arranged inside the connecting pipe 18, the movable plate 181 and the connecting pipe 18 form a rotating structure, and the length of the movable plate 181 is greater than the inner diameter of the connecting pipe 18;
as shown in fig. 5-7, when the valve block 13 moves to the end close to the discharge port 19, the baffle 133 can be driven to move synchronously by the resistance between the valve block 13 and the connecting rod 131 to block the discharge port 17, and then the position of the movable rear baffle 133 is fixed by the setting of the right-end limiting block 141, so that the valve block 13 continues to move to transport the concrete, and then the concrete enters the connecting pipe 18, when the concrete is transported at one end of the connecting pipe 18, the movable plate 181 can be driven to rotate to block the other end of the connecting pipe 18, so that the concrete can be transported out of the discharge port 19, and thus, the concrete can be transported by different fixed pipes 14 by the back-and-forth rotation of the movable plate 181.
The working principle is as follows: as shown in fig. 1-7, concrete to be pumped is firstly poured into the interior of the casing 2 from the feeding port 3, then the crushing of large stones can be realized through 2 groups of crushing blocks 93 which move relatively, the blockage of equipment is avoided, the smoothness of concrete conveying can be improved, then the alternate conveying of the concrete is realized through the movement of the valve block 13, and further the pumping efficiency is improved.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (4)
1. A concrete processing pumping device with a built-in stone crushing structure is provided with a supporting seat, wherein a machine shell is fixed on the upper end surface of the supporting seat through bolts, and a feeding hole is formed in the top of the machine shell;
the fixed plate is fixed on the inner top surface of the supporting seat, the side surface of the supporting seat is provided with a motor through a bolt, and the end of the motor is connected with a movable shaft;
it is characterized by comprising the following steps:
the guide block is sleeved on the outer side of the movable shaft, a movable rod penetrates through the casing on the side of the guide block in a movable mode, a protective box is fixed on the casing on the outer side of the guide block, and the movable shaft is connected with the movable barrel through a belt pulley mechanism;
the guide shaft is movably arranged in the movable cylinder, the end of the guide shaft is connected with a valve block, and a fixed pipe is fixed in a machine shell on the outer side of the valve block;
the connecting channel is arranged among the 2 fixed pipes, a fixed shaft is arranged in the other movable cylinder, a feed opening is reserved at the top of each fixed pipe, the end of each fixed pipe is fixedly connected with one end of the connecting pipe, and the other end of each connecting pipe is connected with a discharge opening;
the guide shaft is provided with 2 thread grooves with the same thread pitch and opposite rotation directions, the guide shaft is in threaded connection with one of the movable cylinders, and the other movable cylinder is in sliding connection with the fixed shaft;
a connecting rod penetrates through the inside of the valve block, an anti-slip ring for improving resistance is adhered to the joint of the inside of the valve block and the connecting rod, and a baffle for controlling the opening and closing of the feed opening is connected to one end, close to the discharge opening, of the connecting rod;
the connecting rod is connected with the valve block in a damping sliding mode, a limiting block is fixed on the inner top surface of the fixed pipe, 1/2 of the distance between the 2 limiting blocks is smaller than the length of the baffle, and the baffle and the fixed pipe slide in a fit mode;
one ends, far away from the discharge hole, of the 2 fixed pipes are mutually communicated through a connecting channel, the other ends of the 2 fixed pipes are communicated with a connecting pipe, and the connecting pipe is of a Y-shaped structure;
the inside of connecting pipe is provided with the fly leaf, and fly leaf and connecting pipe constitution rotating-structure to the length of fly leaf is greater than the internal diameter of connecting pipe.
2. The concrete processing pumping equipment of built-in stone crushing structure of claim 1, characterized in that: the cross-section of the guide block is of a circular structure, the thickness of one side of the guide block is larger than that of the other side of the guide block, and the inclined surface of the guide block is attached to the movable rod.
3. The concrete processing pumping equipment of built-in stone crushing structure of claim 1, characterized in that: the movable rod and the shell are in sliding connection, one end of the movable rod is wound with a return spring, and the other end of the movable rod is welded with a connecting plate.
4. The concrete processing pumping equipment with built-in stone crushing structure as claimed in claim 3, wherein: the connecting plate and the movable rod move horizontally relative to the fixed plate, and the fixed plate and the connecting plate are fixed with crushing blocks which are arranged at equal angles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110998805.XA CN113775499B (en) | 2021-08-28 | 2021-08-28 | Concrete processing pumping equipment with built-in stone crushing structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110998805.XA CN113775499B (en) | 2021-08-28 | 2021-08-28 | Concrete processing pumping equipment with built-in stone crushing structure |
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| CN113775499A CN113775499A (en) | 2021-12-10 |
| CN113775499B true CN113775499B (en) | 2023-04-14 |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05245821A (en) * | 1992-03-03 | 1993-09-24 | Oomura Concrete Kk | Method and device for uniformly supplying readymixed concrete into formwork |
| CN210815600U (en) * | 2019-09-25 | 2020-06-23 | 桐乡市亚都混凝土有限公司 | A crushing breaker for abandonment concrete |
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| CN113775499A (en) | 2021-12-10 |
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