CN220095019U

CN220095019U - Concrete batching machine

Info

Publication number: CN220095019U
Application number: CN202321439845.1U
Authority: CN
Inventors: 韦福宏; 董明峰; 王学武
Original assignee: Shandong Youke Construction Technology Co ltd
Current assignee: Shandong Youke Construction Technology Co ltd
Priority date: 2023-06-07
Filing date: 2023-06-07
Publication date: 2023-11-28
Anticipated expiration: 2033-06-07

Abstract

The utility model discloses a concrete batching machine, which belongs to the technical field of concrete preparation and comprises a bottom frame, wherein a mixing bin is arranged on the upper end surface of the bottom frame, a preset number of spray heads are fixedly arranged on the side wall of the top end of an upper mixing bin, and a water inlet of each spray head is connected with a water inlet hose; the outer wall of the lower mixing bin is provided with a cooling layer, and the beneficial effects of the utility model are that: the cooling layer is used for cooling the lower mixing bin, so that the condition that the temperature of a concrete mixture in the mixing machine is too high due to the fact that the temperature is too high is avoided, and the influence on the quality of the concrete is avoided; through spray set's washing, clear away the interior remaining raw materials of concrete proportioning machine, be favorable to the maintenance of equipment to make things convenient for subsequent use, avoid producing the error ratio when using next time.

Description

Concrete batching machine

Technical field:

the utility model belongs to the technical field of concrete preparation, and particularly relates to a concrete batching machine.

The background technology is as follows:

a concrete batching machine is a device for mixing a certain proportion of cement, sand, crushed stone and water to produce concrete. Compared with the mode of manually manufacturing the concrete, the preparation efficiency of the concrete is greatly improved, and the quality of the concrete is ensured.

The utility model patent No. CN202121665983.2 discloses a concrete batching machine, which well solves the problem of poor uniformity of concrete when the traditional concrete batching machine is used for preparing concrete, but when the air temperature is higher, particularly in summer, the temperature of a concrete mixture in the concrete batching machine is too high, so that the hydration reaction of the concrete is faster, the slump loss is increased, and the quality of the concrete is influenced; after the raw materials are stirred and conveyed, some raw materials remain in the concrete batching machine, and if the raw materials are not treated, the raw materials are not beneficial to equipment maintenance and next use.

The utility model comprises the following steps:

in order to solve the problems and overcome the defects in the prior art, the utility model provides a concrete batching machine;

the first technical problem to be solved is: when the air temperature is high, particularly in summer, the temperature of the concrete mixture in the concrete batching machine is too high, so that the hydration reaction of the concrete is faster, the slump loss is increased, and the quality of the concrete is affected;

the second technical problem to be solved is: after the raw materials are stirred and conveyed, some raw materials remain in the concrete batching machine, and if the raw materials are not treated, the raw materials are not beneficial to equipment maintenance and next use.

The specific technical scheme for solving the technical problems is as follows: the concrete batching machine comprises a bottom frame, wherein a mixing bin is arranged on the upper end face of the bottom frame, the mixing bin comprises an upper mixing bin, a middle mixing bin and a lower mixing bin which are sequentially connected, the top end of the upper mixing bin is a feeding hole, a stirring device is fixedly arranged at the bottom end of the lower mixing bin, and a discharging hole is formed in the bottom surface of the lower mixing bin; the side wall of the top end of the upper mixing bin is fixedly provided with a preset number of spray heads, and a water inlet of each spray head is connected with a water inlet hose;

the cooling layer is arranged on the outer wall of the lower mixing bin, cooling liquid is arranged in the cooling layer, a replacement water pipe is arranged on the side wall of the bottom end of the cooling layer, and a vent pipe is arranged at the top end of the cooling layer.

According to the embodiment of the utility model, a refrigerator is arranged on the outer wall of the cooling layer, a refrigerant outlet of the refrigerator is connected with a heat exchange coil, the heat exchange coil penetrates through the side wall of the cooling layer and is fixedly arranged in the inner cavity of the cooling layer, a sealing ring is arranged between the heat exchange coil and the side wall of the cooling layer, and a water return end of the heat exchange coil is connected with a refrigerant water return port of the refrigerator.

According to one embodiment of the utility model, a preset number of support rods for supporting the heat exchange coil are fixedly arranged on the bottom surface of the cooling layer.

According to one embodiment of the utility model, the spray header is a spiral nozzle, a spiral extending guide part is arranged at the nozzle of the spiral nozzle, and a continuous spiral surface is formed on the upper surface of the guide part.

According to the embodiment of the utility model, the stirring device comprises a driving motor, a stirring rod and a uniformly stirring device, wherein the driving motor is fixedly arranged at the bottom end of the bottom frame, the output end of the driving motor penetrates through the bottom frame and is fixedly connected with the stirring rod, the lower part of the stirring rod is fixedly connected with the uniformly stirring device, and the uniformly stirring device is arranged in the lower mixing bin.

According to one embodiment of the utility model, the uniformly stirring device comprises fixing rods and screw rods, wherein the fixing rods are parallelly fixed at the lower part of the stirring rod, and a preset number of screw rods are fixedly connected between the two fixing rods.

The beneficial effects of the utility model are as follows:

the utility model has the advantages that the cooling layer is provided, and the temperature of the concrete mixture in the proportioning machine is prevented from being too high due to the fact that the temperature of the concrete mixture is too high through the cooling layer for cooling the lower proportioning bin, so that the influence on the quality of the concrete is avoided;

the utility model has the advantages that the spraying device is provided, residual raw materials in the concrete batching machine are removed through the cleaning of the spraying device, the maintenance of equipment is facilitated, the use of subsequent machines is facilitated, and the error proportioning is avoided in the next use.

Description of the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a spiral nozzle structure of the present utility model; in the accompanying drawings:

1. a chassis; 2. a mixing bin; 3. a stirring device; 4. a discharge pipe; 5. a spraying device; 6. a water inlet hose; 7. a cooling layer; 8. a refrigerating machine; 201. an upper mixing bin; 202. a middle mixing bin; 203. a lower mixing bin; 301. a driving motor; 302. a stirring rod; 303. a homogenizer; 3031. a fixed rod; 3032. a screw rod; 501. a spiral nozzle; 502. a flow guiding part; 503. spiral surface; 701. a water exchange tube; 702. a vent pipe; 801. a heat exchange coil; 802. and (5) supporting the rod.

The specific embodiment is as follows:

in describing the present utility model, it should be understood that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "rear", "lower left", "upper right", "outer", etc., are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the scope of the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Specific embodiments of the utility model: the concrete batching machine comprises a bottom frame 1, wherein a mixing bin 2 is arranged on the upper end face of the bottom frame 1, the mixing bin 2 comprises an upper mixing bin 201, a middle mixing bin 202 and a lower mixing bin 203 which are sequentially connected, the top end of the upper mixing bin 201 is a feeding port, a stirring device 3 is fixedly arranged at the bottom end of the lower mixing bin 203, and a discharging pipe 4 is arranged on the bottom face of the lower mixing bin 203; the upper mixing silo 201 advances top lateral wall fixed setting and presets quantity spray set 5, spray set 5 water inlet connection water inlet hose 6.

The outer wall of the lower mixing bin 203 is provided with a cooling layer 7, cooling liquid is arranged in the cooling layer 7, the side wall of the bottom end of the cooling layer 7 is provided with a replacement water pipe 701, and the top end of the cooling layer 7 is provided with a ventilation pipe 702.

Further, the outer wall of the cooling layer 7 is provided with a refrigerator 8, a refrigerant outlet of the refrigerator 8 is connected with a heat exchange coil 801, the heat exchange coil 801 penetrates through the side wall of the cooling layer 7 to be fixedly arranged in the inner cavity of the cooling layer 7, a sealing ring is arranged between the heat exchange coil 801 and the side wall of the cooling layer 7, and a water return end of the heat exchange coil 801 is connected with a refrigerant water return port of the refrigerator 8.

Further, a preset number of support rods 802 for supporting the heat exchange coil 801 are fixedly arranged on the bottom surface of the cooling layer 7.

Further, the spraying device 5 comprises a spiral nozzle 501, a spiral extending guide part 502 is arranged at the nozzle of the spiral nozzle 501, and a continuous spiral surface 503 is formed on the upper surface of the guide part 502.

Further, the stirring device 3 comprises a driving motor 301, a stirring rod 302 and a stirring device 303, the driving motor 301 is fixedly installed at the bottom end of the bottom frame 1, the output end of the driving motor 301 penetrates through the bottom frame 1 and is fixedly connected with the stirring rod 302 at the bottom surface of the mixing bin 2, the lower portion of the stirring rod 302 is fixedly connected with the stirring device 303, and the stirring device 303 is arranged in the lower mixing bin 203.

Further, the homogenizer 303 comprises a fixed rod 3031 and a screw rod 3032, wherein the fixed rod 3031 is fixed at the lower part of the stirring rod 302 in parallel, and a preset number of screw rods 3032 are fixedly connected between the two fixed rods 3031.

It is to be noted that the utility model relates to a concrete batching machine, when in specific work,

1. the raw materials for preparing concrete are led into the upper mixing bin through the feeding hole by a worker, the raw materials for concrete can be mixed for the first time in the upper mixing bin 201, then the raw materials sequentially enter the middle mixing bin 202 and the lower mixing bin 203 under the action of gravity and a stirring device, the raw materials are uniformly mixed to form concrete, and then the worker opens the discharging hole to discharge the uniformly mixed concrete;

in this way, through the mixing of the upper, middle and lower three-layer mixing bins, and the stirring by the stirring device 3 and the stirring device 303 increase the disturbance between the concrete raw materials, the concrete with good uniformity is obtained.

2. When the air temperature is high, a worker opens the vent pipe 702 of the cooling layer 7, fills water into the cooling layer 7 through the water exchange pipe 701, then closes the vent pipe 702 and the water exchange pipe 701, then opens the switch of the refrigerator 8, and the refrigerator 8 makes the water in the cooling layer 7 into cold water through the heat exchange coil 801 to realize the cooling of the lower mixing bin 203;

in this way, the cooling layer 7 cools the lower mixing bin 203, so that the excessive temperature of the concrete mixture in the mixing machine caused by the excessive temperature is avoided, and the influence on the quality of the concrete is avoided;

3. after the stirring and the conveying of a batch of raw materials are completed, a switch of a water inlet hose 6 is turned on, liquid is sprayed out from a nozzle of a spiral nozzle 501, the liquid contacts with a spiral surface 503 and changes the direction to flow outwards along the spiral surface 503, so that an umbrella-shaped water curtain is formed, spray water washes an upper mixing bin 201, then washes a middle mixing bin 203 downwards, then turns on a stirring device 3, and water stored in a mixing machine forms a rotational flow along with the stirring of the stirring device 3 to wash a lower mixing bin 204; after the spraying device and the stirring device clean the raw materials remained in the concrete batching machine, the discharging pipe 4 is opened to discharge the cleaning liquid doped with the raw materials;

through the washing of spray set 5 like this, the residual raw materials in the concrete proportioning machine has been cleared away, is favorable to the maintenance of equipment to make things convenient for the use of follow-up machine, avoid producing the error ratio when using next time.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The concrete batching machine comprises a bottom frame (1), wherein a mixing bin (2) is arranged on the upper end face of the bottom frame (1), the mixing bin (2) comprises an upper mixing bin (201), a middle mixing bin (202) and a lower mixing bin (203) which are sequentially connected, the top end of the upper mixing bin (201) is a feeding hole, a stirring device (3) is fixedly arranged at the bottom end of the lower mixing bin (203), and a discharging pipe (4) is arranged at the bottom surface of the lower mixing bin (203); the method is characterized in that: the side wall of the inlet top end of the upper mixing bin (201) is fixedly provided with a preset number of spraying devices (5), and a water inlet of each spraying device (5) is connected with a water inlet hose (6);

the cooling device is characterized in that a cooling layer (7) is arranged on the outer wall of the lower mixing bin (203), cooling liquid is arranged in the cooling layer (7), a replacement water pipe (701) is arranged on the side wall of the bottom end of the cooling layer (7), and a vent pipe (702) is arranged at the top end of the cooling layer (7).

2. The concrete batching machine according to claim 1, characterized in that the outer wall of the cooling layer (7) is provided with a refrigerator (8), a refrigerant outlet of the refrigerator (8) is connected with a heat exchange coil (801), the side wall of the heat exchange coil (801) is fixedly arranged in the inner cavity of the cooling layer (7) in a penetrating way, a sealing ring is arranged between the heat exchange coil (801) and the side wall of the cooling layer (7), and a water return end of the heat exchange coil (801) is connected with a refrigerant water return port of the refrigerator (8).

3. The concrete batching machine according to claim 2, characterized in that the bottom surface of the cooling layer (7) is fixedly provided with a preset number of support rods (802) for supporting the heat exchanging coil (801).

4. A concrete batching machine according to claim 1, characterized in that the spraying device (5) comprises a spiral nozzle (501), the nozzle of the spiral nozzle (501) is provided with a spirally extending guiding part (502), the upper surface of the guiding part (502) is formed with a continuous spiral surface (503).

5. The concrete batching machine according to claim 1, characterized in that the stirring device (3) comprises a driving motor (301), a stirring rod (302) and a uniformly stirring device (303), the driving motor (301) is fixedly installed at the bottom end of the bottom frame (1), the output end of the driving motor (301) is penetrated through the bottom frame (1) and the bottom surface of the mixing bin (2) to be fixedly connected with the stirring rod (302), the lower part of the stirring rod (302) is fixedly connected with the uniformly stirring device (303), and the uniformly stirring device (303) is arranged in the lower mixing bin (203).

6. The concrete batching machine according to claim 5, characterized in that the mixing device (303) comprises a fixed rod (3031) and a screw rod (3032), the fixed rod (3031) is fixed at the lower part of the stirring rod (302) in parallel, and a preset number of screw rods (3032) are fixedly connected between the two fixed rods (3031).