CN105751371A - Building concrete mixing system - Google Patents

Abstract

The invention provides a building concrete mixing system, and belongs to the technical field of mechanical equipment. It has solved current concrete mixing inefficiency scheduling technical problem. The stirring system comprises a mounting frame and a stirring tank arranged on the mounting frame, wherein a crushing device is arranged above the stirring tank, a feeding pipe, a proportioning pipe and a water inlet pipe which extend from the bottom of the mounting frame to the upper part of the mounting frame are respectively arranged on one side of the mounting frame, a conveying belt capable of conveying sand and stone is arranged on the other side of the mounting frame, and pump bodies are connected to the feeding pipe, the proportioning pipe and the water inlet pipe; a gravel tank, a cement tank and a water tank are fixedly arranged above the crushing device respectively and are connected with the crushing device, a feeding pipe is communicated with the upper end of the cement tank, a batching pipe and a water inlet pipe are communicated with the upper end of the water tank, and a conveying belt is obliquely arranged and is in butt joint with the gravel tank; the batching pipe and the water inlet pipe are both provided with electric flow control valves. The stirring system has the characteristics of uniform stirring, high efficiency and the like.

Description

Construction Concrete Mixing System

technical field

The invention belongs to the technical field of building material production equipment, and relates to a mixing system, in particular to a mixing system for producing building concrete.

Background technique

Concrete refers to the cement concrete obtained by using cement as the cementitious material, sand and stone as the aggregate, mixed with water in a certain proportion, and stirred. It is widely used in various constructions such as civil engineering. Existing concrete is usually realized by using equipment such as concrete mixers or mixing tanks according to different construction requirements and conditions. Before mixing, the ingredients should be proportioned according to the mix ratio, and the weighing error should be controlled. The order of feeding and mixing time will affect the quality of the concrete, and should be strictly controlled to make the ingredients of each component mix evenly. The stirred concrete mixture can be transported to the construction site by hoppers, belt conveyors or mixer trucks. The more uniform the mixing, the better the quality of the obtained concrete, but sufficient mixing time is required in the existing equipment to fully mix, which will affect the construction efficiency.

Our patent (notification number: 203062956U, publication date: 2013.07.17) discloses a new type of concrete mixing system. The raw material warehouse is connected to the cleaning mechanism. There is a material conveying belt under the cleaning mechanism. The material conveying belt passes through the drying mechanism and then sends the material into the The cement silo, the stone silo and the sand silo, the cement silo are connected with the dust removal device and the metering device in sequence, the stone silo and the sand silo are connected with the vibrating screen and the metering device in turn, the outlet of the metering device is connected with the mixing pot, and there is also a Concrete glue bin, metering device, water reducing agent bin, and metering device; the raw material bin and cleaning mechanism are located below the ground; the drying mechanism is connected to a combustion device that uses natural gas as a heating source; the cement bin and dust removal Dust return pipes are installed between the devices; the metering devices are all connected to the control room.

The building concrete mixing system disclosed in the above-mentioned patent documents is mainly powered by the main blade on the inner wall of the tank to mix the cement, sand and other mixed materials in the tank, but it is difficult for the main blade to touch the mixed material in the middle of the tank, especially for large The mixing tank not only affects the mixing efficiency, but it is also difficult to ensure the mixing effect, and the automation of feeding the above mixing system is low, which also affects the production efficiency of concrete.

Contents of the invention

The present invention aims at the above-mentioned problems existing in the prior art, and provides a building concrete mixing system. The technical problem to be solved by the present invention is: how to improve the production efficiency and quality of concrete.

The purpose of the present invention can be achieved through the following technical solutions:

A building concrete mixing system, comprising a mounting frame and a mixing tank arranged on the mounting frame, characterized in that a crushing device is arranged above the stirring tank, and the discharge port of the crushing device faces the stirring tank The feed port of the tank, one side of the installation frame is respectively provided with a feed pipe, a batching pipe and a water inlet pipe extending from the bottom of the installation frame to the upper part of the installation frame, and the other side of the installation frame is provided with a The conveyor belt, the feed pipe, the batching pipe and the water inlet pipe are all connected with the pump body; the top of the crushing device is respectively fixed with a sandstone tank, a cement tank and a water tank, and the sandstone tank, cement tank and The water tanks are all connected with the crushing device, the feed pipe is connected with the upper end of the cement tank, the batching pipe and the water inlet pipe are connected with the upper end of the water tank, and the conveyor belt is arranged obliquely and connected with the The sand and gravel tank is docked; the batching pipe and the water inlet pipe are equipped with electric flow control valves.

The principle is as follows: The building concrete mixing system is used to produce concrete, and the cement, sand, water and other additives are automatically transported to the mixing tank through an automatic mechanical device for mixing to make concrete. A crushing device capable of crushing large-sized sand and stone is installed above the mixing tank. The sand and stone tank, cement tank and water tank above the crushing device are connected with the crushing device, and the sand and stone enter the sand and stone tank through the conveyor belt. , the cement raw material enters the cement tank through the feeding pipe, water and additives enter the water tank through the batching pipe and the water inlet pipe respectively, and then enter the crushing device together for crushing treatment, and at the same time enter the mixing tank for stirring and mixing. The ratio of water and additives is controlled by the electric flow control valve, and the mixing proportion is automatically adjusted after setting according to the needs, with high precision. The automatic transportation of the pump body and the conveyor belt reduces manpower and greatly reduces labor intensity, while ensuring quality. Greatly improve efficiency. The crushed raw materials are more uniform and the quality of concrete is improved.

Further, a weighing structure is set in the sand tank and the cement tank for automatic control of the addition of raw materials. The feeding pipe and batching pipe in this technical solution adopt the pump body whose patent number is CN201020609959.2, the announcement number is CN201865872U, and the announcement date is 2011-06-15, which can ensure the efficient transportation of cement; the conveyor belt adopts the patent number of CN201520030205.4, the announcement number is CN204568694U, and the announcement date is 2015-08-19. The gravel conveying frame carries out the transport of sand and gravel; the weighing structure adopts the weighing device in the patent No. CN201220465686.8 or adopts the patent No. CN201420147618. 6 in the weighing device.

In the above construction concrete mixing system, the mixing tank includes a tank body with a cavity, the tank body is in the shape of a cylinder, and a rotatable rotating shaft is vertically inserted in the middle of the tank body, and the rotating shaft A number of impeller blades are fixed on the outer peripheral surface of the tank, and a rotatable main shaft is vertically provided on the tank body. The lower end of the main shaft is provided with transmission shafts along both sides of the main shaft. The main shaft and the transmission shaft One end of the transmission shaft is connected and can drive the transmission shaft to rotate, and the other end of the transmission shaft is connected with an obliquely downward stirring shaft and the transmission shaft can drive the rotation of the stirring shaft, and the stirring shaft is fixed with a screw The stirring belt, the two stirring shafts gradually approach from top to bottom. Cement, sand, water and additives enter the cavity of the tank body, and the raw materials are mixed and stirred by the stirring shaft and the rotating shaft respectively in the tank body to form concrete, and the mixed concrete is discharged through the outlet at the lower end for use , In this technical solution, the mixing shaft and the rotating shaft are respectively arranged in different directions, which cooperate with the structure of the tank body, so that the mixing of concrete is faster and more uniform.

In the above construction concrete mixing system, the lower end of the tank body is conical with the tip of the cone facing downwards, the discharge port of the mixing tank is located at the tip of the lower end of the tank body, and the lower end of the tank body is also provided with There is a blocking plate capable of blocking the discharge opening. Such a structure enables the mixed concrete to be quickly discharged from the discharge port. At the same time, the setting of the mixing shaft matches the shape of the lower end of the tank body, which can more fully mix the concrete, improve efficiency and ensure uniformity.

In the above-mentioned building concrete mixing system, cylinder one and cylinder two are arranged obliquely downward on the outer peripheral surface of the lower end of the tank body, the piston rod of cylinder one and the piston rod of cylinder two are arranged oppositely, and the cylinder one and cylinder two are arranged oppositely. The piston rod of the cylinder two is connected with the blocking plate. Further, the blocking plate includes two petals and are both hinged at the lower end of the tank body, the piston rods of cylinder one and cylinder two are hinged with connecting plates and are hinged with the blocking plate through the connecting plate, through the action of cylinder one and cylinder two, Each will drive the sealing plate to move relative or backward, so as to realize the sealing and opening of the sealing plate, the control is simple and sensitive, and the sealing plate can be opened and closed efficiently to quickly control the concrete discharge.

In the above-mentioned building concrete mixing system, the main shaft is a hollow structure and the main shaft is sleeved on the rotating shaft, the main shaft and the rotating shaft can rotate relatively, and the tank body is fixed with a device capable of driving The first motor that rotates the rotary shaft and the second motor that can drive the main shaft to rotate. The main shaft and the tank body, the main shaft and the rotating shaft are connected by bearings.

In the above construction concrete mixing system, the two ends of the transmission shaft are respectively provided with helical gear 1 and helical gear 2, the lower end of the main shaft is provided with helical gear 3, and the upper end of the mixing shaft is provided with helical gear 4, The first helical gear meshes with the third helical gear, and the second helical gear meshes with the fourth helical gear.

In the above-mentioned building concrete mixing system, the crushing device includes a cylinder with a cavity, the cylinder is fixed on the installation frame transversely, and the middle part of the cylinder is provided with a rotatable roller along the axial direction. There are several toothed belts along the circumferential direction of the roller on the circumferential surface of the roller, and the toothed belts are evenly spaced along the axial direction of the roller, and each of the toothed belts is fixed with a number of bevel teeth; There is also a cylindrical filter screen fixed in the cylinder body and there is a gap between the filter screen and the cylinder body, and the filter screen is sleeved on the roller shaft and has a gap with the roller shaft; A plurality of filter holes are distributed on the filter screen, and the sand tank, the cement tank and the water tank are all communicated with the inner cavity of the filter screen. After the sand enters the filter screen, the roller rotates to drive the bevel teeth to move at a high speed, thereby generating a crushing impact on the sand in the filter screen to achieve the purpose of crushing the sand. , After the sand and stone are crushed to a certain extent, they can be discharged from the discharge port of the crushing device through the filter hole, so as to meet the requirements. The distribution of the toothed belt and bevel teeth on the roller is scientific and reasonable, which not only improves the crushing efficiency, but also ensures the crushing effect, thereby ensuring the quality of concrete.

In the above construction concrete mixing system, the mounting frame is also provided with a sealing plate capable of blocking the discharge port of the crushing device and a cylinder three capable of driving the sealing plate to move, and the mounting frame is provided with a horizontal slide rail, the sealing plate is slidably connected on the sliding rail and the piston rod of the cylinder three is fixedly connected with the sealing plate. By controlling cylinder three, the action of the sealing plate can be controlled, thereby controlling the discharge of the crushed sand and gravel, which can not only control the quantity of sand and gravel conveniently, but also fully break the sand and gravel in the cylinder to ensure the quality.

In the above construction concrete mixing system, the bevel teeth are evenly spaced on the toothed belt and the center line of each bevel tooth is inclined in the same direction; the roller is eccentrically arranged with the filter , the distance between the roller and the lower side of the filter is smaller than the distance between the roller and the upper side of the filter. In this technical solution, the bevel teeth are arranged obliquely, that is, the center line of the bevel teeth is inconsistent with the axis direction of the rotating shaft, so that during the rotation of the roller, the tips of the bevel teeth can face the sand and gravel raw materials, resulting in better crushing effect; Under the action of its own gravity, the sand and gravel materials will be concentrated at the lower side of the filter screen, and the distance between the roller and the lower side of the filter screen is set to be small, so that the cone teeth can squeeze and crush the sand and gravel raw materials. Further, the filter screen is made of steel plate. With high strength and high hardness, it is not easy to be damaged when the roller rotates and crushes sand and stones, and can withstand large impact forces.

In the above-mentioned building concrete mixing system, the upper end of the conveyor belt is in contact with the gravel tank, and a feeding tank is arranged above the lower end of the conveyor belt. The feeding tank is in an inverted cone shape and the The upper end of the feeding tank has an inlet, the lower end of the feeding tank has an outlet, and the outlet is facing the upper surface of the lower end of the conveyor belt. The sand and gravel pulled by the truck can be directly added to the feeding tank from the inlet, and then the sand and gravel in the feeding tank will enter the conveyor belt from the outlet and be transported to the sand and gravel tank for weighing.

Compared with the prior art, the present invention has the following advantages:

1. In this technical solution, the ratio of water and additives is controlled by the electric flow control valve, and the mixing proportion is automatically adjusted after setting according to the needs, with high precision. The automatic transportation of the pump body and the conveyor belt reduces manpower and greatly reduces labor. Strength, while ensuring the quality, greatly improves the efficiency; the raw materials crushed by the crushing device are more uniform, and the quality of the concrete is improved.

2. In the mixing tank of the technical solution, the mixing shaft and the rotating shaft are arranged in different directions respectively, which cooperate with the structure of the tank body, so that the mixing of the concrete is faster and more uniform.

3. The distribution of the toothed belt and the bevel teeth on the roller in the crushing device of this technical solution is scientific and reasonable, which improves the crushing efficiency and ensures the crushing effect, thereby ensuring the quality of the concrete.

Description of drawings

Figure 1 is a structural schematic diagram of the building concrete mixing system.

FIG. 2 is a schematic diagram of a partially enlarged structure in FIG. 1 .

Fig. 3 is a schematic cross-sectional structure diagram of the stirring tank in the stirring system.

FIG. 4 is a schematic diagram of a partially enlarged structure in FIG. 3 .

Fig. 5 is a schematic cross-sectional structure diagram of the crushing device in the stirring system.

Fig. 6 is a schematic cross-sectional structure diagram of the crushing device in the stirring system.

Fig. 7 is a schematic diagram of the three-dimensional structure of the filter screen of the crushing device in the mixing system.

In the figure, 1. installation frame; 2. sand tank; 3. cement tank; 4. water tank; 5. mixing tank; 51. rotating shaft; 52. main shaft; Shaft; 56, stirring belt; 57, plugging plate; 58, cylinder one; 59, cylinder two; 5a, helical gear one; 5b, helical gear two; 5c, helical gear three; 5d, helical gear four; 5e, tank 6, crushing device; 61, cylinder; 62, roller; 63, toothed belt; 64, bevel teeth; 65, filter screen; 65a, filter hole; 66, cylinder three; 67, sealing plate; 7, inlet Material pipe; 8, batching pipe; 9, water inlet pipe; 10, conveyor belt; 11, pump body; 12, electric flow control valve; 13, motor one; 14, motor two; 16, feeding tank; 16a, inlet; 16b. Export.

detailed description

In order to enable those skilled in the art to better understand the solutions of the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only It is a part of embodiments of the present invention, but not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present invention.

The building concrete mixing system is used to produce concrete, and cement, sand, water and other additives are automatically transported to the mixing tank 5 through an automatic mechanical device for mixing to make concrete. As shown in Figures 1 and 2, it includes a mounting frame 1 and a mixing tank 5 arranged on the mounting frame 1, a crushing device 6 is arranged above the stirring tank 5, and the discharge port of the crushing device 6 is facing the side of the stirring tank 5. Feed inlet, one side of the mounting frame 1 is respectively provided with the feeding pipe 7, the batching pipe 8 and the water inlet pipe 9 extending from the bottom of the mounting frame 1 to the upper part of the mounting frame 1, and the other side of the mounting frame 1 is provided with a The conveyor belt 10 of stone, the feeding pipe 7, the batching pipe 8 and the water inlet pipe 9 are all connected with a pump body 11; the top of the crushing device 6 is respectively fixed with a sand tank 2, a cement tank 3 and a water tank 4 and 2. Both the cement tank 3 and the water tank 4 are connected with the crushing device 6, the feeding pipe 7 is connected with the upper end of the cement tank 3, the batching pipe 8 and the water inlet pipe 9 are connected with the upper end of the water tank 4, and the conveyor belt 10 is arranged obliquely and It is docked with the sand tank 2; the batching pipe 8 and the water inlet pipe 9 are provided with an electric flow control valve 12; further, the upper end of the conveyor belt 10 is connected with the sand tank 2, and the lower end of the conveyor belt 10 is provided with a feeding valve. Tank 16. The upper end of the upper end of the upper end of the upper end of the upper end of the upper end of the upper end of the upper end of the upper end of the upper end of the upper end of the upper end of the upper end of the upper end of the upper end of the upper end of the upper end of the upper end of the upper end of the tank. In this embodiment, a crushing device 6 capable of crushing larger-sized sandstones is provided above the mixing tank 5, and the sandstone tank 2, cement tank 3 and water tank 4 above the crushing device 6 communicate with the crushing device 6, The sand enters the sand tank 2 through the conveyor belt 10, the cement raw material enters the cement tank 3 through the feeding pipe 7, and the water and additives enter the water tank 4 through the batching pipe 8 and the water inlet pipe 9 respectively, and then enter the water tank together. The crushing process is carried out in the crushing device 6, and at the same time, it enters the mixing tank 5 for stirring and mixing. The ratio of water and additives is controlled through the electric flow control valve 12, and the mixing proportion is automatically adjusted after setting according to the needs, with high accuracy. The automatic transportation of the body 11 and the conveyor belt 10 reduces the manpower, greatly reduces the labor intensity, greatly improves the efficiency while ensuring the quality; the crushed raw materials are more uniform, and the quality of the concrete is improved. The present embodiment also is provided with weighing structure in sandstone tank 2 and cement tank 3, and the sandstone material that truck pulls can directly be added in the feeding tank 16 from inlet 16a, then the sandstone in feeding tank 16 is from outlet 16b enters successively on the conveyer belt 10 and is transported to the gravel tank 2 for weighing; the patent No. CN201020609959.2 is adopted in the feeding pipe 7 and the batching pipe 8 in the present embodiment, and the announcement number is CN201865872U, and the announcement date is The pump body 11 of 2011-06-15 can ensure the efficient transportation of cement; the conveyor belt 10 adopts the sand and gravel conveying frame with the patent number CN201520030205.4, the announcement number is CN204568694U, and the announcement date is 2015-08-19. Conveying; the weighing structure adopts the weighing device in the patent No. CN201220465686.8 or the weighing device in the patent No. CN201420147618.6.

As shown in Figures 3 and 4, the stirring tank 5 includes a tank body 5e with a cavity, the tank body 5e is cylindrical, and the middle part of the tank body 5e is vertically inserted with a rotating shaft 51 that can rotate, and the outer circumference of the rotating shaft 51 Several impeller blades 53 are fixed on the surface, and a rotatable main shaft 52 is also vertically provided on the tank body 5e. The lower end of the main shaft 52 is provided with a transmission shaft 54 along both sides of the main shaft 52, and one end of the main shaft 52 and the transmission shaft 54 connected and can drive the transmission shaft 54 to rotate, the other end of the transmission shaft 54 is connected with an obliquely downward stirring shaft 55 and the transmission shaft 54 can drive the stirring shaft 55 to rotate, the stirring shaft 55 is fixedly provided with a spiral stirring belt 56, two The two stirring shafts 55 gradually approach from top to bottom; cement, sand, water and additives enter the cavity of the tank body 5e, and the raw materials are mixed and stirred by the stirring shaft 55 and the rotating shaft 51 respectively in the tank body 5e, so that After forming concrete, the mixed concrete is discharged through the discharge port at the lower end for use. In this technical solution, the stirring shaft 55 and the rotating shaft 51 are respectively arranged in different positions, which cooperate with the structure of the tank body 5e to make the mixing of the concrete faster and more uniform. The lower end of the tank body 5e is conical and the tip of the cone is downward, the outlet of the mixing tank 5 is located at the tip of the lower end of the tank body 5e, and the lower end of the tank body 5e is also provided with a blocking plate 57 that can block the outlet . Such a structure enables the stirred concrete to be quickly discharged from the discharge port, and the setting of the stirring shaft 55 matches the shape of the lower end of the tank body 5e at the same time, which can more fully stir the concrete, improve efficiency, and ensure uniformity; the lower end of the tank body 5e Cylinder one 58 and cylinder two 59 are arranged obliquely downward on the outer peripheral surface of the cylinder, the piston rod of cylinder one 58 and the piston rod of cylinder two 59 are relatively arranged, and the piston rods of cylinder one 58 and cylinder two 59 are all connected to the plugging plate 57 . Further, the blocking plate 57 includes two petals and is hinged at the lower end of the tank body 5e. The piston rods of the first cylinder 58 and the second cylinder 59 are hinged with connecting plates and are hinged with the blocking plate 57 through the connecting plates. 58 and cylinder 2 59 act to drive the blocking plate 57 to move relatively or backwards, thereby realizing the blocking and opening of the blocking plate 57. The control is simple and sensitive, and the blocking plate 57 can be opened and closed efficiently to quickly control the concrete. Blowing; the main shaft 52 is a hollow structure and the main shaft 52 is sleeved on the rotating shaft 51, the main shaft 52 and the rotating shaft 51 can rotate relatively, and the tank body 5e is fixed with a motor-13 that can drive the rotating shaft 51 to rotate and can drive the main shaft 52 rotating motors 14; the main shaft 52 is connected with the tank body 5e, the main shaft 52 and the rotating shaft 51 by a bearing; Helical gear three 5c is arranged, and the upper end of stirring shaft 55 is provided with helical gear four 5d, and helical gear one 5a is meshed with helical gear three 5c, and helical gear two 5b is meshed with helical gear four 5d.

As shown in Fig. 5, Fig. 6 and Fig. 7, the crushing device 6 includes a cylinder body 61 with a cavity, the cylinder body 61 is fixed on the installation frame 1 transversely, and the middle part of the cylinder body 61 is provided with a rotatable roller along the axial direction. There are several toothed belts 63 along the circumferential direction of the roller shaft 62 on the circumferential surface of the shaft 62 and the roller shaft 62. The toothed belts 63 are evenly spaced along the axial direction of the roller shaft 62, and each toothed belt 63 is fixed with a number of bevel teeth 64. ; The cylinder 61 is also fixed with a cylindrical filter 65 and there is a gap between the filter 65 and the cylinder 61, the filter 65 is sleeved on the roller 62 and has a gap with the roller 62; the filter 65 Some filter holes 65a are distributed on the top, and the sand tank 2, the cement tank 3 and the water tank 4 are all communicated with the inner cavity of the filter screen 65. After the sand enters the filter screen 65, the roller 62 rotates to drive the bevel gear 64 to move at a high speed, thereby generating a crushing impact on the sand in the filter screen 65 to achieve the purpose of crushing the sand. The filter hole 65a on the filter screen 65 Corresponding apertures are set according to requirements. After the sand and gravel are crushed to a certain extent, they can be discharged from the discharge port of the crushing device 6 through the filter hole 65a, thus meeting the requirements. The distribution of the toothed belt 63 and the bevel teeth 64 on the roller 62 is scientific and reasonable, which not only improves the crushing efficiency, but also ensures the crushing effect, thereby ensuring the quality of the concrete; the installation frame 1 is also provided with the ability to block the discharge port of the crushing device 6 The sealing plate 67 and the cylinder three 66 that can drive the sealing plate 67 to move, the mounting frame 1 is provided with a horizontal slide rail, the sealing plate 67 is slidably connected on the slide rail and the piston rod of the cylinder three 66 is fixedly connected with the sealing plate 67. By controlling the cylinder 3 66, the action of the sealing plate 67 can be controlled, thereby controlling the discharge of the crushed sand and gravel, which can not only facilitate the control of the quantity of sand and gravel, but also enable the sand and gravel to be fully broken in the cylinder 61 to ensure the quality; 64 are evenly spaced on the toothed belt 63 and the center line of each bevel tooth 64 is inclined in the same direction; the roller 62 is eccentrically arranged with the filter screen 65, and the distance between the roller 62 and the filter screen 65 lower side is smaller than that of the roller 62 The distance from the upper side of the filter screen 65. In the technical solution, the bevel teeth 64 are arranged obliquely, that is, the center line of the bevel teeth 64 is inconsistent with the axial direction of the rotating shaft, so that the tooth tips of the bevel teeth 64 can face the sandstone raw material during the rotation of the roller shaft 62, resulting in better crushing effect; the sand and gravel raw materials will be concentrated on the lower side of the filter screen 65 under the action of their own gravity, and the distance between the roller 62 and the lower side of the filter screen 65 is set to be small, which is convenient for the bevel teeth 64 to crush the sand and gravel raw materials. Extrude crushing. Further, the filter screen 65 is made of steel plate. It has high strength and high hardness, is not easy to be damaged when the roller 62 rotates and crushes sand and stones, and can withstand relatively large impact forces.

Under the premise of not departing from the essence of the present invention, those skilled in the art to which the present invention belongs can make various modifications or supplements to the described specific embodiments or adopt similar methods to replace, but can not deviate from the present invention spirit or beyond the scope defined by the appended claims.

Claims (10)

1. a building concrete stirring system, including installing rack (1) and the agitator tank (5) that is arranged on described installing rack (1), it is characterized in that, described agitator tank (5) be arranged over breaker (6), the discharging opening of described breaker (6) just charging aperture to described agitator tank (5), the side of described installing rack (1) is respectively equipped with the feed pipe (7) being extended to installing rack (1) top by installing rack (1) bottom, batching pipe (8) and water inlet pipe (9), the opposite side of described installing rack (1) is provided with the conveyer belt (10) of conveying sandstone, described feed pipe (7), batching pipe (8) and water inlet pipe (9) are respectively connected with the pump housing (11)；The top of described breaker (6) is installed with sandstone tank (2), cementing tank (3) and water tank (4) and described sandstone tank (2) respectively, cementing tank (3) is all connected with described breaker (6) with water tank (4), described feed pipe (7) is connected with the upper end of described cementing tank (3), described batching pipe (8) is connected with the upper end of water inlet pipe (9) with described water tank (4), and described conveyer belt (10) is obliquely installed and docks with described sandstone tank (2)；Described batching pipe (8) and water inlet pipe (9) are equipped with electric flow control valve (12).

null2. building concrete stirring system according to claim 1，It is characterized in that，Described agitator tank (5) includes the tank body (5e) with cavity，Described tank body (5e) is in a cylindrical shape，The middle part of described tank body (5e) is vertically inserted with the rotating shaft (51) that can rotate，The outer peripheral face of described rotating shaft (51) is installed with some impeller blades (53)，Described tank body (5e) is also vertically provided with the main shaft (52) rotated，Lower end edge main shaft (52) both sides of described main shaft (52) are equipped with power transmission shaft (54)，Described main shaft (52) is connected with one end of described power transmission shaft (54) and described power transmission shaft (54) can be driven to rotate，The other end of described power transmission shaft (54) is connected to shaft (55) obliquely and described power transmission shaft (54) can drive described shaft (55) to rotate，Described shaft (55) is installed with the stirring band (56) of spiral，Two described shafts (55) are from top to bottom drawn close gradually.

3. building concrete stirring system according to claim 2, it is characterized in that, the lower end of described tank body (5e) is tapered and bores point down, the discharging opening of described agitator tank (5) is positioned at the cone tip part of described tank body (5e) lower end, and described tank body (5e) lower end is additionally provided with the plugging plate (57) that can block described discharging opening.

4. building concrete stirring system according to claim 3, it is characterized in that, the outer peripheral face of described tank body (5e) lower end is provided with cylinder one (58) and cylinder two (59) obliquely, the piston rod of described cylinder one (58) and the piston rod of cylinder two (59) are oppositely arranged, and the piston rod of described cylinder one (58) and cylinder two (59) is all connected with described plugging plate (57).

5. the building concrete stirring system according to Claims 2 or 3 or 4, it is characterized in that, described main shaft (52) in hollow structure and described main shaft (52) be set on described rotating shaft (51), described main shaft (52) and described rotating shaft (51) can relatively rotate, and described tank body (5e) is installed with motor one (13) that axle (51) rotate and the motor two (14) that can drive main shaft (52) rotate can be rotated.

6. building concrete stirring system according to claim 5, it is characterized in that, described power transmission shaft (54) be respectively arranged at two ends with helical gear one (5a) and helical gear two (5b), the lower end of described main shaft (52) is provided with helical gear three (5c), the upper end of described shaft (55) is provided with helical gear four (5d), described helical gear one (5a) is meshed with described helical gear three (5c), and described helical gear two (5b) is meshed with described helical gear four (5d).

7. the building concrete stirring system according to claim 1 or 2 or 3 or 4, it is characterized in that, described breaker (6) includes the cylinder (61) with cavity, described cylinder (61) is laterally installed on described installing rack (1), the middle part of described cylinder (61) is provided with rotating roller bearing (62) vertically, the periphery of described roller bearing (62) has some cingulums (63) along roller bearing (62) circumference, described cingulum (63) is distributed along roller bearing (62) axially uniform intervals, each described cingulum (63) is all installed with some cone teeth (64)；Be fixedly provided with cylindrical filter screen (65) in described cylinder (61) and there is between described filter screen (65) and described cylinder (61) gap, described filter screen (65) be set in described roller bearing (62) upper and and described roller bearing (62) between there is gap；The upper distribution of described filter screen (65) has some filtering holes (65a), described sandstone tank (2), cementing tank (3) and water tank (4) all with the intracavity inter-connection of described filter screen (65).

8. building concrete stirring system according to claim 7, it is characterized in that, described installing rack (1) is additionally provided with the shrouding (67) that can block breaker (6) discharging opening and the cylinder three (66) that can drive described shrouding (67) movement, described installing rack (1) is provided with horizontal slide rail, and described shrouding (67) is slidably connected on described slide rail and the piston rod of described cylinder three (66) is connected with described shrouding (67).

9. building concrete stirring system according to claim 7, it is characterized in that, described cone tooth (64) uniform intervals is distributed on described cingulum (63) and the centrage of each described cone tooth (64) is all obliquely installed in the same direction；Described roller bearing (62) and described filter screen (65) eccentric setting, the distance of described roller bearing (62) and described filter screen (65) downside is less than the distance of described roller bearing (62) with described filter screen (65) upside.

10. building concrete stirring system according to claim 7, it is characterized in that, the upper end of described conveyer belt (10) is docked mutually with described sandstone tank (2), the lower end of described conveyer belt (10) is arranged over material feeding jar (16), described material feeding jar (16) in inverted taper and the upper end of described material feeding jar (16) there is import (16a), the lower end of described material feeding jar (16) has outlet (16b) and described outlet (16b) just upper surface to described conveyer belt (10) lower end.