Concrete gravel aggregate mixing device

Abstract

The utility model relates to a concrete gravel aggregate mixing device which comprises a mixing tank, a feeding port is formed in the side wall of the mixing tank, a discharging port is formed in the lower side of the mixing tank, a transmission part is assembled and connected to the side wall of the mixing tank, a mixing barrel is rotationally connected into the mixing tank and is in transmission connection with the transmission part, and a receiving ring is arranged above the mixing barrel. A plurality of discharging openings are uniformly formed in the material receiving ring, the material receiving ring is located below the feeding opening, and a stirring piece is arranged in the material mixing tank; the material mixing tank is simple in structure, the rotating material receiving ring is arranged below the feeding port, raw materials fall into the material mixing tank from the discharging port of the material receiving ring, and the raw materials which do not fall are driven to other areas under the rotation of the material receiving ring, so that the raw materials are prevented from being stacked at the bottom of the material mixing tank.

Description

Technical Field

[0001] The utility model belongs to the technical field of concrete mixing, and in particular relates to a concrete sand and gravel aggregate mixing device. Background Art

[0002] By mixing sand and stone with cement, concrete is made. In concrete, sand and stone act as a skeleton, called aggregate. After the cement slurry hardens, the aggregate is cemented into a solid whole. After the concrete hardens, the steel bars can be fixed and limited, becoming an important part of the building.

[0003] In the prior art, when mixing concrete, concrete raw materials are usually introduced from a fixed position, then accumulated in one place of a mixing barrel, and then mixed by a stirring device. The concrete raw materials cannot be dispersed on the bottom wall of the mixing barrel when being fed, which causes the aggregates to easily clump when mixing. Utility Model Content

[0004] In view of the problems raised by the above background technology, the purpose of the utility model is to provide a concrete sand and gravel aggregate mixing device to avoid the accumulation of aggregates in one place when concrete is fed, so as to solve the problems raised by the above background technology.

[0005] In order to achieve the above technical purpose, the technical solution adopted by the utility model is as follows:

[0006] A concrete sand and gravel aggregate mixing device comprises a mixing tank, wherein the side wall of the mixing tank is provided with a material inlet, and the lower side is provided with a material outlet, the side wall of the mixing tank is assembled and connected with a transmission member, a mixing barrel is rotatably connected in the mixing tank, the mixing barrel is transmission-connected to the transmission member, a material receiving ring is provided above the mixing barrel, a plurality of material discharge ports are evenly opened on the material receiving ring, the material receiving ring is located below the material inlet, and a stirring member is provided in the mixing tank.

[0007] Preferably, the transmission member includes a transmission shaft, a gear and a motor. The outer side wall of the mixing tank is fixedly connected to two mounting plates in sequence from top to bottom. The motor is assembled and connected under the lower mounting plate. The motor output shaft is transmission-connected to the transmission shaft. The transmission shaft is rotationally connected to the two mounting plates. The gear is transmission-connected to the transmission shaft. A gear ring is provided on the outer wall of the mixing barrel. A gear groove is provided on the mixing tank. The gear ring is meshingly transmission-connected to the gear.

[0008] Preferably, a positioning ring slidably connected to the mixing barrel is fixedly connected to the inner wall of the mixing tank, a supporting ring is provided on the bottom wall of the mixing tank, and the bottom of the mixing barrel is sealingly and slidably connected to the supporting ring.

[0009] Preferably, the stirring member includes a first stirring part and a second stirring part, the upper part of the first stirring part is connected to the upper end of the transmission shaft by a conveyor belt, the second stirring part is located at the lower part of the mixing tank and fixedly connected to the side wall of the mixing tank, and the first stirring part is located above the second stirring part.

[0010] Preferably, the first stirring part includes a first stirring shaft and a plurality of stirring rods, and the plurality of stirring rods are fixedly connected to the first stirring shaft.

[0011] Preferably, the second stirring part comprises a second stirring shaft and a mixing plate, the mixing plate is fixedly connected to the second stirring shaft, and the mixing plate is arranged obliquely downward.

[0012] Compared with the prior art, the utility model has the following advantages:

[0013] The utility model has a simple structure. A rotating material receiving ring is arranged below the material feed port, and raw materials fall into the mixing tank from the material discharge port of the material receiving ring. Raw materials that do not fall are driven to other areas by the rotation of the material receiving ring, thereby avoiding the accumulation of raw materials at the bottom of the mixing tank.

[0014] The utility model stirs the raw materials through the first stirring part and the second stirring part, the second stirring part stirs the raw materials at the bottom, and the first stirring part stirs the raw materials above, thereby ensuring that the concrete raw materials are fully stirred.

[0015] The utility model is cleverly designed, and realizes the rotation of the mixing barrel and the rotation of the first stirring part and the second stirring part through one motor. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The present invention can be further described by the non-limiting embodiments given in the accompanying drawings;

[0017] Figure 1 This is a structural schematic diagram of an embodiment of a concrete sand and gravel aggregate mixing device of the utility model;

[0018] Figure 2 This is a cross-sectional view of a concrete sand and gravel aggregate mixing device of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the mixing barrel of the utility model;

[0020] Figure 4 It is a cross-sectional view of the mixing barrel of the utility model;

[0021] The main component symbols are described as follows:

[0022] Mixing tank 1, positioning ring 101, support ring 102, feed port 11, discharge port 12, transmission member 13, transmission shaft 131, gear 132, motor 133, mounting plate 134, gear ring 135, mixing barrel 14, receiving ring 15, feed port 151, first stirring part 161, first stirring shaft 1611, stirring rod 1612, second stirring part 162, second stirring shaft 1621, mixing plate 1622. DETAILED DESCRIPTION

[0023] In order to enable those skilled in the art to better understand the present invention, the technical solution of the present invention is further described below in conjunction with the accompanying drawings and embodiments.

[0024] like Figure 1-4 As shown, a concrete sand and gravel aggregate mixing device includes a mixing tank 1, a side wall of the mixing tank 1 is provided with a material inlet 11, a lower side is provided with a material outlet 12, the side wall of the mixing tank 1 is assembled and connected with a transmission member 13, a mixing barrel 14 is rotatably connected in the mixing tank 1, the mixing barrel 14 is transmission-connected to the transmission member 13, a receiving ring 15 is provided above the mixing barrel 14, a plurality of discharge ports 151 are evenly opened on the receiving ring 15, the receiving ring 15 is located below the material inlet 11, and a stirring member is provided in the mixing tank 1.

[0025] By adopting the technical solution of this embodiment, sand and gravel enter the mixing tank 1 from the feed inlet 11, are mixed by the stirring member 16, and the transmission member 13 drives the mixing barrel 14 to rotate. The sand and gravel enter from the feed inlet 11 and fall onto the receiving ring 15 of the mixing barrel 14. Because the receiving ring 15 is rotating when the sand and gravel fall on the top of the receiving ring 15, and the size of the discharge port 151 is consistent, a part of the sand and gravel falls through the discharge port 151. When the sand and gravel have not separated from the receiving ring 15, the sand and gravel rotate with the receiving ring 15, and the receiving ring 15 drives the sand and gravel to other areas of the mixing tank 1. After being brought to other areas of the mixing tank 1, the sand and gravel fall under the action of its own gravity, so the sand and gravel can fall evenly on the bottom of the mixing tank 1.

[0026] Reference Figure 1 The transmission member 13 includes a transmission shaft 131, a gear 132 and a motor 133. The outer wall of the mixing tank 1 is fixedly connected with two mounting plates 134 in sequence from top to bottom. The motor 133 is assembled and connected below the mounting plate 134. The output shaft of the motor 133 is transmission-connected with the transmission shaft 131. The transmission shaft 131 is rotationally connected with the two mounting plates 134. The gear 132 is transmission-connected with the transmission shaft 131. A gear ring 135 is provided on the outer wall of the mixing barrel 14. The mixing tank 1 is provided with a make way groove for the gear 132. The gear ring 135 is meshed and transmission-connected with the gear 132.

[0027] In this embodiment, the transmission shaft 131 drives the gear 132 to rotate. When the gear 132 rotates, it drives the gear ring 135 to rotate, thereby driving the mixing barrel 14 to rotate.

[0028] Reference Figure 2 The inner wall of the mixing tank 1 is fixedly connected with a positioning ring 101 which is slidably connected with the mixing barrel 14. The bottom wall of the mixing tank 1 is provided with a supporting ring 102. The bottom of the mixing barrel 14 is sealed and slidably connected with the supporting ring 102.

[0029] In this embodiment, the positioning ring 101 is used to prevent the mixing barrel 14 from rotating up and down, and the supporting ring 102 is used to support the mixing barrel 14 and confine the sand and gravel in the mixing barrel 14.

[0030] Reference Figure 2 : The stirring member includes a first stirring part 161 and a second stirring part 162. The upper part of the first stirring part 161 is connected to the upper end of the transmission shaft 131 by a conveyor belt 3. The second stirring part 162 is located at the lower part of the mixing tank 1 and is fixedly connected to the side wall of the mixing barrel 14. The first stirring part 161 is located above the second stirring part 162.

[0031] In this embodiment, the first stirring part 161 is used to stir the upper middle part of the mixing barrel 14, and the second stirring part 162 is used to stir the bottom of the mixing barrel 14.

[0032] Reference Figure 2 The first stirring portion 161 includes a first stirring shaft 1611 and a plurality of stirring rods 1612 , and the plurality of stirring rods 1612 are fixedly connected to the first stirring shaft 1611 .

[0033] In this embodiment, the first stirring shaft 1611 is used to drive the stirring rod 1612 to rotate, thereby mixing the raw materials.

[0034] Reference Figure 2 The second stirring part 162 includes a second stirring shaft 1621 and a mixing plate 1622. The mixing plate 1622 is fixedly connected to the second stirring shaft 1621, and the mixing plate 1622 is arranged obliquely downward.

[0035] In this embodiment, the second stirring portion 162 is used to stir the bottom of the mixing tank 1, and the mixing plate 1622 is arranged at an angle to play a role in pushing the material.

[0036] The control method of the present invention is automatic control through a controller. The control circuit of the controller can be realized by simple programming by technicians in this field. The provision of power is also common knowledge in this field. The present invention is mainly used to protect mechanical devices, so the present invention will no longer explain the control method and circuit connection in detail.

[0037] The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. Anyone familiar with the technology may modify or change the above embodiments without violating the spirit and scope of the present invention. Therefore, all equivalent modifications or changes made by those with ordinary knowledge in the relevant technical field without departing from the spirit and technical ideas disclosed in the present invention shall still be covered by the claims of the present invention.

Claims

1. A concrete sand and gravel aggregate mixing device, comprising a mixing tank (1), characterized in that: The mixing tank (1) is provided with a material inlet (11) on the side wall and a material outlet (12) on the lower side. The side wall of the mixing tank (1) is assembled and connected with a transmission member (13). A mixing barrel (14) is rotatably connected inside the mixing tank (1). The mixing barrel (14) is transmission-connected to the transmission member (13). A material receiving ring (15) is provided above the mixing barrel (14). The material receiving ring (15) is evenly provided with a plurality of material discharge ports (151). The material receiving ring (15) is located below the material inlet (11). A stirring member is provided inside the mixing tank (1).

2. A concrete sand and gravel aggregate mixing device according to claim 1, characterized in that: The transmission member (13) comprises a transmission shaft (131), a gear (132) and a motor (133). The outer wall of the mixing tank (1) is fixedly connected with two mounting plates (134) in sequence from top to bottom. The motor (133) is assembled and connected below the mounting plate (134). The output shaft of the motor (133) is transmission-connected with the transmission shaft (131). The transmission shaft (131) is rotationally connected with the two mounting plates (134). The gear (132) is transmission-connected with the transmission shaft (131). The outer wall of the mixing tank (14) is provided with a gear ring (135). The mixing tank (1) is provided with a clearance groove for the gear (132). The gear ring (135) is meshed and transmission-connected with the gear (132).

3. A concrete sand and gravel aggregate mixing device according to claim 2, characterized in that: The inner wall of the mixing tank (1) is fixedly connected with a positioning ring (101) which is slidably connected with the mixing barrel (14); the bottom wall of the mixing tank (1) is provided with a supporting ring (102); the bottom of the mixing barrel (14) is sealingly slidably connected with the supporting ring (102).

4. A concrete sand and gravel aggregate mixing device according to claim 1, characterized in that: The stirring member comprises a first stirring portion (161) and a second stirring portion (162); the upper portion of the first stirring portion (161) is drivingly connected to the upper end of the transmission shaft (131) by a conveyor belt (3); the second stirring portion (162) is located at the lower portion of the mixing tank (1) and is fixedly connected to the side wall of the mixing barrel (14); the first stirring portion (161) is located above the second stirring portion (162).

5. A concrete sand and gravel aggregate mixing device according to claim 4, characterized in that: The first stirring portion (161) comprises a first stirring shaft (1611) and a plurality of stirring rods (1612), and the plurality of stirring rods (1612) are fixedly connected to the first stirring shaft (1611).

6. A concrete sand and gravel aggregate mixing device according to claim 5, characterized in that: The second stirring portion (162) comprises a second stirring shaft (1621) and a mixing plate (1622), wherein the mixing plate (1622) is fixedly connected to the second stirring shaft (1621), and the mixing plate (1622) is arranged to be inclined downward.

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