CN210552157U - Energy-saving concrete mixer - Google Patents

Energy-saving concrete mixer Download PDF

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Publication number
CN210552157U
CN210552157U CN201921044954.7U CN201921044954U CN210552157U CN 210552157 U CN210552157 U CN 210552157U CN 201921044954 U CN201921044954 U CN 201921044954U CN 210552157 U CN210552157 U CN 210552157U
Authority
CN
China
Prior art keywords
fixedly connected
side wall
rotating shaft
stirring
concrete mixer
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.)
Expired - Fee Related
Application number
CN201921044954.7U
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Chinese (zh)
Inventor
余政
唐志刚
黄汝权
陈加森
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Binyang Jianfeng Concrete Co Ltd
Original Assignee
Binyang Jianfeng Concrete Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Binyang Jianfeng Concrete Co Ltd filed Critical Binyang Jianfeng Concrete Co Ltd
Priority to CN201921044954.7U priority Critical patent/CN210552157U/en
Application granted granted Critical
Publication of CN210552157U publication Critical patent/CN210552157U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses an energy-saving concrete mixer, including two supporting legs, two the equal fixedly connected with locking universal wheel in bottom of supporting leg, two supporting leg top fixed connection is same places the board, place the first telescopic link of board upper surface left side fixedly connected with. The utility model discloses in the cooperation through belt pulley and belt use, make the agitator tank rotate, through agitator tank and rotation axis, the puddler, vertical stirring leaf and scraper blade rotate relatively and make the concrete fully stir in the agitator tank inside, rack through the connecting plate lateral wall, first coupling mechanism, second coupling mechanism, the cooperation of first bevel gear and motor is used, make the rotation axis drive the puddler, regular elevating movement is done to vertical stirring leaf and scraper blade, thereby make the rotation axis, the puddler, vertical stirring leaf and scraper blade do not have the dead angle and rotate inside the agitator tank, thereby the extravagant problem of resource because of stirring inadequately causes among the prior art has been solved.

Description

Energy-saving concrete mixer
Technical Field
The utility model relates to a stirring field especially relates to an energy-saving concrete mixer.
Background
A concrete mixer is a machine for mixing and stirring cement, gravel aggregate and water into a concrete mixture. The device mainly comprises a mixing barrel, a feeding and discharging mechanism, a water supply system, a prime motor, a transmission mechanism, a frame, a supporting device and the like. According to working properties, the method is divided into a batch type (batch type) and a continuous type; according to the stirring principle, the method is divided into a self-falling type method and a forced type method; the device is divided into a fixed type and a movable type according to the installation mode; dividing a tilting type and a non-tilting type according to a discharging mode; according to the structure of the mixing drum, the mixing drum is divided into a pear type, a drum type, a double cone, a disc vertical shaft type, a circular groove horizontal shaft type and the like.
The utility model provides a stirring of material has been made things convenient for greatly to the appearance of energy-efficient mixer, but traditional concrete mixer has a lot of weak points, for example, traditional mixer can't accomplish the stirring fully at the stirring in-process, often make the concrete not completely lead to the concrete to be acted on at the inside stirring of agitator tank, the waste of resource has been caused, and concrete mixer is at the stirring in-process because the adhesion solidifies at the concrete of mixer inside wall, traditional concrete mixer can't accomplish to wash, the concrete that leads to solidifying leads to causing the influence to the mixer.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing an energy-saving concrete mixer.
In order to achieve the above purpose, the utility model adopts the following technical scheme: an energy-saving concrete mixer comprises two supporting legs, wherein the bottoms of the two supporting legs are fixedly connected with locking universal wheels, the tops of the two supporting legs are fixedly connected with a same placing plate, the left side of the upper surface of the placing plate is fixedly connected with a first telescopic rod, one end of the first telescopic rod, far away from the placing plate, is fixedly connected with a connecting rod, the top of the placing plate is rotatably connected with a mixing box through a rotating mechanism, the bottom of the mixing box is provided with a discharge port, the upper surface of the placing plate, positioned on the right side of the mixing box, is fixedly connected with a supporting block, the top of the supporting block is fixedly connected with a second telescopic rod, one end of the second telescopic rod, far away from the supporting block, is fixedly connected with a connecting plate, one end of the connecting rod, far, the stirring device comprises a stirring box, a rotating shaft, a plurality of stirring rods, a plurality of vertical stirring blades, a plurality of scraping plates and a plurality of stirring blades, wherein the rotating shaft is positioned in the stirring box, the outer side wall of the rotating shaft is fixedly connected with the plurality of stirring rods which are arranged in M x N mode, the plurality of vertical stirring blades are fixedly connected onto the stirring rods, one end, far away from the rotating shaft, of the plurality of stirring rods in the same row is fixedly connected with the;
one side sliding connection that the diaphragm was kept away from to the connecting plate has the guard box, the guard box is with the top fixed connection who places the board, the lateral wall that the diaphragm was kept away from to the connecting plate has seted up the rack, the connecting plate is connected with first coupling mechanism and second coupling mechanism respectively through the rack, first coupling mechanism meshes with second coupling mechanism mutually, place board lower surface right side fixedly connected with motor, the output shaft of motor runs through and places the board and upwards extend, the equal fixedly connected with belt pulley of lateral wall of motor output shaft and agitator tank, two the belt pulley is connected through same belt drive, motor output shaft top fixedly connected with first bevel gear, first bevel gear meshes with second coupling mechanism mutually.
As a further description of the above technical solution:
the outer side wall of the first telescopic rod is sleeved with a return spring, and two ends of the return spring are fixedly connected with the upper surface of the placing plate and the bottom of the connecting rod respectively.
As a further description of the above technical solution:
the rotary mechanism comprises a rotary base, an annular rotary groove corresponding to the rotary base is formed in the top of the placing plate, a plurality of accommodating grooves are formed in the bottom of the rotary base, balls are arranged in the accommodating grooves, and the balls are in contact with the inner bottom of the rotary groove.
As a further description of the above technical solution:
the outer side wall of the connecting plate, which is far away from the transverse plate, is provided with a sliding groove matched with the protective box, and the protective box is connected with the inner side wall of the sliding groove in a sliding manner.
As a further description of the above technical solution:
and a discharge valve is fixedly arranged on the discharge port.
As a further description of the above technical solution:
the first connecting mechanism comprises a first rotating shaft which is rotatably connected to the inner side wall of the protection box, and a gear is sleeved on the outer side wall of the first rotating shaft.
As a further description of the above technical solution:
the second connecting mechanism comprises a second rotating shaft which is rotatably connected to the inner side wall of the protection box, the inner side wall of the second rotating shaft is fixedly sleeved with an incomplete gear, and the outer side wall of the second rotating shaft is fixedly sleeved with a second bevel gear meshed with the first bevel gear.
The utility model discloses following beneficial effect has:
1. the stirring box is enabled to rotate through the matching use of the belt pulley and the belt, concrete is fully stirred in the stirring box through the relative rotation of the stirring box, the rotating shaft, the stirring rod, the vertical stirring blade and the scraper, the rotating shaft drives the stirring rod, the vertical stirring blade and the scraper to do regular lifting motion through the matching use of the rack on the outer side wall of the connecting plate, the first connecting mechanism, the second connecting mechanism, the first bevel gear and the motor, so that the rotating shaft, the stirring rod, the vertical stirring blade and the scraper do no dead angle rotation in the stirring box, and the problem of resource waste caused by insufficient stirring in the prior art is solved;
2. through fixed mounting has the scraper blade, can clear up the agitator tank inner wall at the concrete mixer during operation, thereby it solidifies influence mixer work to have prevented the adhesion at the concrete of agitator tank inside wall effectively, only need with the remaining concrete residue of scraper blade lateral wall scrape get the processing can, thereby the problem of concrete mixer often influences mixer work because the cleaning effect is unsatisfactory among the prior art has been solved, and simultaneously, setting through the bleeder valve, can be so that the ejection of compact of concrete mixer is easy, the inconvenient problem of the concrete mixer ejection of compact among the prior art has been solved.
Drawings
FIG. 1 is a schematic cross-sectional view of an energy-saving concrete mixer according to the present invention;
fig. 2 is the utility model provides an energy-saving concrete mixer in first coupling mechanism and second coupling mechanism connection schematic diagram.
Illustration of the drawings:
1. supporting legs; 2. locking the universal wheel; 3. placing the plate; 4. a return spring; 5. a first telescopic rod; 6. a connecting rod; 7. a transverse plate; 8. a rotating shaft; 9. a vertical stirring blade; 10. a squeegee; 11. a stirring box; 12. a connecting plate; 13. a protection box; 14. a gear; 15. an incomplete gear; 16. a first bevel gear; 17. a second telescopic rod; 18. a belt pulley; 19. a belt; 20. a support block; 21. a discharge port; 22. a discharge valve; 23. rotating the base; 24. a ball bearing; 25. a first rotating shaft; 26. a second rotating shaft; 27. a motor; 28. a second bevel gear.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-2, the present invention provides an embodiment: an energy-saving concrete mixer comprises two supporting legs 1, locking universal wheels 2 are fixedly connected to the bottoms of the two supporting legs 1, the tops of the two supporting legs 1 are fixedly connected with a same placing plate 3, a first telescopic rod 5 is fixedly connected to the left side of the upper surface of the placing plate 3, a reset spring 4 is sleeved on the outer side wall of the first telescopic rod 5, two ends of the reset spring 4 are respectively and fixedly connected with the upper surface of the placing plate 3 and the bottom of a connecting rod 6, a transverse plate 7 can be more stable when the transverse plate ascends and descends due to the matching use of the first telescopic rod 5 and the reset spring 4, and the connecting rod 6 is fixedly connected to one end, far away from the placing plate;
the top of the placing plate 3 is rotationally connected with the stirring box 11 through a rotating mechanism, the rotating mechanism comprises a rotating base 23, the top of the placing plate 3 is provided with an annular rotating groove corresponding to the rotating base 23, the bottom of the rotating base 23 is provided with a plurality of accommodating grooves, the accommodating grooves are internally provided with balls 24, the sliding friction force is effectively reduced through the arrangement of the balls 24, the stirring box 11 can be more smoothly rotated, the balls 24 are in contact with the inner bottom of the rotating groove, the bottom of the stirring box 11 is provided with a discharge port 21, a discharge valve 22 is fixedly mounted on the discharge port 21, the upper surface of the placing plate 3 is fixedly connected with a supporting block 20 which is positioned on the right side of the stirring box 11, the top of the supporting block 20 is fixedly connected with a second telescopic rod 17, one end, away from the supporting block 20, of the second telescopic rod 17 is fixedly connected with a connecting plate 12, and one end, away from the placing plate 3, of the connecting rod 6 is fixedly connected with the same transverse plate 7 with;
the lower surface of the transverse plate 7 is fixedly connected with a rotating shaft 8, the rotating shaft 8 is positioned in a stirring box 11, the outer side wall of the rotating shaft 8 is fixedly connected with a plurality of stirring rods arranged in M x N, a plurality of vertical stirring blades 9 are fixedly connected onto the stirring rods, the stirring can be more thorough through the vertical stirring blades 9 which are fixedly arranged, one ends, far away from the rotating shaft 8, of the stirring rods in the same row are fixedly connected with a same scraper 10, the scraper 10 is in contact with the inner side wall of the stirring box 11, the inner wall of the stirring box 11 can be cleaned through the scraper 10 which is fixedly arranged, and concrete adhered to the inner side wall of the stirring box 11 is effectively prevented from being solidified so as to;
a protection box 13 is connected to one side of the connecting plate 12 far away from the transverse plate 7 in a sliding manner, a first connecting mechanism and a second connecting mechanism in the protection box 13 can be protected by fixedly connecting the protection box 13, the protection box 13 is fixedly connected with the top of the placing plate 3, a chute matched with the protection box 13 is formed in the outer side wall of the connecting plate 12 far away from the transverse plate 7, the protection box 13 is connected with the inner side wall of the chute in a sliding manner, a rack is formed in the outer side wall of the connecting plate 12 far away from the transverse plate 7, the connecting plate 12 is respectively connected with the first connecting mechanism and the second connecting mechanism through the rack, the first connecting mechanism is meshed with the second connecting mechanism, the first connecting mechanism comprises a first rotating shaft 25 rotatably connected to the inner side wall of the protection box 13, a gear 14 is sleeved on the outer side wall of the first rotating shaft 25, and the rack, the first connecting mechanism, the second connecting, the stirring rod is driven by the rotating shaft 8, the vertical stirring blades 9 and the scraper 10 perform regular lifting motion, the motor 27 is fixedly connected to the right side of the lower surface of the placing plate 3, an output shaft of the motor 27 penetrates through the placing plate 3 and extends upwards, belt pulleys 18 are fixedly connected to the outer side wall of the output shaft of the motor 27 and the outer side wall of the stirring box 11, the two belt pulleys 18 are in transmission connection through the same belt 19, the stirring box 11 rotates through the cooperation of the belt pulleys 18 and the belt 19, meanwhile, the stirring box 11 and the rotating shaft 8 rotate relatively and the rotating shaft 8 performs regular lifting motion, stirring can be sufficient, and resource waste caused by insufficient stirring in the prior art is effectively solved;
the top end of the output shaft of the motor 27 is fixedly connected with a first bevel gear 16, the first bevel gear 16 is meshed with a second connecting mechanism, the second connecting mechanism comprises a second rotating shaft 26 which is rotatably connected to the inner side wall of the protection box 13, an incomplete gear 15 is fixedly sleeved on the inner side wall of the second rotating shaft 26, a second bevel gear 28 meshed with the first bevel gear 16 is fixedly sleeved on the outer side wall of the second rotating shaft 26 and rotates through the second bevel gear 28, so that the second rotating shaft 26 sleeved with the second bevel gear 28 rotates, the second rotating shaft 26 rotates, and the incomplete gear 15 coaxial with the second bevel gear 28 is driven to continuously rotate.
The working principle is as follows: in an initial state, an operator moves the concrete mixer to a working place through the locking universal wheel 2, then adds concrete into the mixing box 11 above the mixing box 11, starts the motor 27 at the moment, rotates an output shaft of the motor 27, rotates the output shaft of the motor 27 with the first bevel gear 16 to drive the second bevel gear 28 to rotate, rotates the second bevel gear 28 to drive the second rotating shaft 26 sleeved with the second bevel gear 28 to rotate, and rotates the second rotating shaft 26 to drive the incomplete gear 15 coaxial with the second bevel gear 28 to continuously rotate;
the incomplete gear 15 rotates to drive the connecting plate 12 meshed with the incomplete gear 15 to ascend, and the transverse plate 7 and the rotating shaft 8 fixed on the connecting plate 12, the stirring rod on the rotating shaft 8, the vertical stirring blade 9 and the scraper 10 can ascend when the connecting plate 12 ascends;
wherein, when the incomplete gear 15 is rotated to be engaged with the gear 14, the gear 14 is rotated counterclockwise, thereby driving the connecting plate 12 engaged with the gear 14 to descend, and the descending of the connecting plate 12 simultaneously causes the transverse plate 7 fixed on the connecting plate 12, the rotating shaft 8, the stirring rod on the rotating shaft 8, the vertical stirring blade 9 and the scraper 10 to descend, and it is noted that, the incomplete gear 15 is regularly meshed with the connecting plate 12 and the gear 14 respectively, so that the transverse plate 7 regularly does lifting motion, the vertical stirring blade 9 is fixedly arranged, so that the stirring is more thorough, and the scraper 10 is fixedly arranged, the concrete adhering to the inner side wall of the mixing box 11 can be cleaned easily, notably, the transverse plate 7 can be more stable when ascending and descending through the matching use of the first telescopic rod 5 and the return spring 4;
wherein, when motor 27 output shaft pivoted, drive belt pulley 18 and belt 19 and rotate, cooperation through rotating base 23 and ball 24 is used, thereby make agitator tank 11 rotate, relative rotation through agitator tank 11 and rotation axis 8 stirs the concrete in agitator tank 11, the stirring is abundant back, open bleeder valve 22, make the complete concrete of stirring come out from discharge gate 21, setting up through bleeder valve 22 can make this concrete mixer ejection of compact simple, it is worth noting, scraper blade 10 can clear up agitator tank 11 inside wall, during the clearance, only need close motor 27 after scraper blade 10 rises, scrape out the clearance with the concrete of scraper blade 10 lateral wall can.
Finally, it should be noted that: 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 modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (7)

1. The utility model provides an energy-saving concrete mixer, includes two supporting legs (1), its characterized in that: two equal fixedly connected with locking universal wheel (2) in bottom of supporting leg (1), two supporting leg (1) top fixed connection is same places board (3), place board (3) upper surface left side fixedly connected with first telescopic link (5), one end fixedly connected with connecting rod (6) of placing board (3) are kept away from in first telescopic link (5), the top of placing board (3) is rotated through rotary mechanism and is connected with agitator tank (11), discharge gate (21) have been seted up to agitator tank (11) bottom, place board (3) upper surface and be located agitator tank (11) right side fixedly connected with supporting shoe (20), top fixedly connected with second telescopic link (17) of supporting shoe (20), the one end fixedly connected with connecting plate (12) of supporting shoe (20) are kept away from in second telescopic link (17), the one end of placing board (3) and connecting plate (12) lateral wall fixedly connected with supporting shoe (20) are kept away from in connecting rod (6) The stirring device comprises the same transverse plate (7), a rotating shaft (8) is fixedly connected to the lower surface of the transverse plate (7), the rotating shaft (8) is located in a stirring box (11), a plurality of stirring rods arranged in M x N mode are fixedly connected to the outer side wall of the rotating shaft (8), a plurality of vertical stirring blades (9) are fixedly connected to the stirring rods, one end, away from the rotating shaft (8), of the plurality of stirring rods in the same row is fixedly connected with the same scraper (10), and the scraper (10) is in contact with the inner side wall of the stirring box (11);
one side of the connecting plate (12) far away from the transverse plate (7) is connected with a protection box (13) in a sliding mode, the protection box (13) is fixedly connected with the top of the placing plate (3), the outer side wall of the connecting plate (12) far away from the transverse plate (7) is provided with a rack, the connecting plate (12) is respectively connected with a first connecting mechanism and a second connecting mechanism through the rack, the first connecting mechanism is meshed with the second connecting mechanism, the right side of the lower surface of the placing plate (3) is fixedly connected with a motor (27), an output shaft of the motor (27) penetrates through the placing plate (3) and extends upwards, the outer side wall of the output shaft of the motor (27) and the outer side wall of the stirring box (11) are both fixedly connected with belt pulleys (18), the two belt pulleys (18) are in transmission connection through the same belt (19), and the top end of the output shaft of, the first bevel gear (16) is meshed with the second connecting mechanism.
2. An energy efficient concrete mixer according to claim 1, wherein: the outer side wall of the first telescopic rod (5) is sleeved with a return spring (4), and two ends of the return spring (4) are fixedly connected with the upper surface of the placing plate (3) and the bottom of the connecting rod (6) respectively.
3. An energy efficient concrete mixer according to claim 1, wherein: the rotary mechanism comprises a rotary base (23), an annular rotary groove corresponding to the rotary base (23) is formed in the top of the placing plate (3), a plurality of accommodating grooves are formed in the bottom of the rotary base (23), balls (24) are arranged in the accommodating grooves, and the balls (24) are in contact with the inner bottom of the rotary groove.
4. An energy efficient concrete mixer according to claim 1, wherein: the outer side wall of the connecting plate (12) far away from the transverse plate (7) is provided with a sliding groove matched with the protection box (13), and the protection box (13) is in sliding connection with the inner side wall of the sliding groove.
5. An energy efficient concrete mixer according to claim 1, wherein: and a discharge valve (22) is fixedly arranged on the discharge hole (21).
6. An energy efficient concrete mixer according to claim 1, wherein: the first connecting mechanism comprises a first rotating shaft (25) which is rotatably connected to the inner side wall of the protection box (13), and a gear (14) is sleeved on the outer side wall of the first rotating shaft (25).
7. An energy efficient concrete mixer according to claim 1, wherein: the second connecting mechanism comprises a second rotating shaft (26) which is rotatably connected to the inner side wall of the protection box (13), the inner side wall of the second rotating shaft (26) is fixedly sleeved with an incomplete gear (15), and the outer side wall of the second rotating shaft (26) is fixedly sleeved with a second bevel gear (28) which is meshed with the first bevel gear (16).
CN201921044954.7U 2019-07-05 2019-07-05 Energy-saving concrete mixer Expired - Fee Related CN210552157U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921044954.7U CN210552157U (en) 2019-07-05 2019-07-05 Energy-saving concrete mixer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921044954.7U CN210552157U (en) 2019-07-05 2019-07-05 Energy-saving concrete mixer

Publications (1)

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CN210552157U true CN210552157U (en) 2020-05-19

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112238538A (en) * 2020-10-26 2021-01-19 湖南兰玉叶环保科技有限公司 Degradable packaging material raw material mixing process equipment
CN112589952A (en) * 2020-12-08 2021-04-02 中甄住工建设科技(湖北)有限公司 Method for manufacturing concrete prefabricated part capable of avoiding air holes
CN113459287A (en) * 2021-08-20 2021-10-01 湖南中星建设集团有限公司 Material mixer is used in housing construction engineering construction
CN114030086A (en) * 2021-11-18 2022-02-11 怀化远大建筑工业有限公司 Concrete mixing device is used in precast concrete production and processing
CN115217335A (en) * 2022-08-04 2022-10-21 江苏鼎甲科技有限公司 A multifunctional wet concrete sprayer
CN117230961A (en) * 2023-08-10 2023-12-15 湖南新康建设集团有限公司 A glue spraying device based on epoxy dry-hanging structural glue for construction

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112238538A (en) * 2020-10-26 2021-01-19 湖南兰玉叶环保科技有限公司 Degradable packaging material raw material mixing process equipment
CN112238538B (en) * 2020-10-26 2022-03-25 湖南兰玉叶环保科技有限公司 Degradable packaging material raw material mixing process equipment
CN112589952A (en) * 2020-12-08 2021-04-02 中甄住工建设科技(湖北)有限公司 Method for manufacturing concrete prefabricated part capable of avoiding air holes
CN113459287A (en) * 2021-08-20 2021-10-01 湖南中星建设集团有限公司 Material mixer is used in housing construction engineering construction
CN114030086A (en) * 2021-11-18 2022-02-11 怀化远大建筑工业有限公司 Concrete mixing device is used in precast concrete production and processing
CN115217335A (en) * 2022-08-04 2022-10-21 江苏鼎甲科技有限公司 A multifunctional wet concrete sprayer
CN117230961A (en) * 2023-08-10 2023-12-15 湖南新康建设集团有限公司 A glue spraying device based on epoxy dry-hanging structural glue for construction

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Granted publication date: 20200519

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