Automatic proportioning and feeding device for concrete

Abstract

The utility model discloses an automatic proportioning and feeding device for concrete, which relates to the technical field of concrete production and comprises a mixing box, an automatic proportioning component is mounted on the left side of the top of the mixing box and comprises a positioning plate, the positioning plate is fixedly connected to the top of the mixing box, and at least one proportioning box is fixedly connected to the top of the positioning plate. A liquid discharge pipe is fixedly connected to the lower part of the right side of the proportioning box, a proportioning table is fixedly connected to the right end of the liquid discharge pipe, at least one proportioning groove is formed in the proportioning table and extends to the lower part of the proportioning table, liquid level detectors are fixedly connected to the positions, located at the proportioning grooves, of the top of the proportioning table, and the measuring ends of the liquid level detectors are arranged at the tops of the proportioning grooves; at least one liquid discharge groove is formed in the top of the proportioning table, the liquid discharge groove is communicated with the liquid discharge pipe, and a liquid storage opening is formed in the proportioning table. According to the utility model, the automatic proportioning assembly is arranged, so that the components of various chemical reagents in the concrete proportioning are accurately controlled, and the proportioning accuracy of the concrete is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of concrete production, in particular to an automatic proportioning and feeding device for concrete. Background Technique

[0002] Concrete refers to a mixture prepared by mixing cement powder, water, and chemical admixtures and mineral admixtures to be added in appropriate proportions, or a composite material with an aggregated structure formed after hardening. Concrete is widely used in construction and civil engineering, and it is necessary to pair concrete in a certain proportion during the production process.

[0003] However, in the existing proportioning devices, the proportioning materials are added into a storage tank and then fed automatically. The cement powder is added by bags, and the water is controlled by the water level line, so it can be added quantitatively. However, various chemical admixtures cannot be accurately added quantitatively to the raw materials, which leads to a reduction in the proportioning effect of concrete. Summary of the Utility Model

[0004] To solve the above technical problems, an automatic proportioning and feeding device for concrete is provided. This technical solution solves the problem that various chemical admixtures cannot be accurately proportioned and added to the raw materials in the above background technique, which leads to a reduction in the proportioning effect of concrete.

[0005] To achieve the above purposes, the technical solution adopted by the utility model is as follows:

[0006] An automatic proportioning and feeding device for concrete, including a mixing tank. An automatic proportioning component is installed on the left side of the top of the mixing tank. The automatic proportioning component includes a positioning plate fixedly connected to the top of the mixing tank. At least one proportioning tank is fixedly connected to the top of the positioning plate. A drain pipe is fixedly connected to the lower right part of the proportioning tank. The right end of the drain pipe is fixedly connected to a proportioning table. At least one proportioning groove is opened on the proportioning table, and the proportioning groove extends to the lower part of the proportioning table. Liquid level detectors are fixedly connected to the top of the proportioning table at the positions of the proportioning grooves. The measuring ends of the liquid level detectors are arranged at the top of the proportioning grooves. At least one drain groove is opened on the top of the proportioning table, and the drain groove is communicated with the drain pipe. At least one liquid storage port is opened at the bottom of the proportioning table, and the liquid storage port is communicated with the corresponding proportioning groove. A sealing cylinder is rotatably connected to the right side of the positioning plate, and a rotating plate is rotatably connected to the bottom of the proportioning table. The output end of the sealing cylinder is rotatably connected to the left side of the rotating plate. At least one plug is fixedly connected to the right side of the rotating plate. A pump is fixedly connected to the right side of the proportioning tank. A proportioning pipe is fixedly connected to the right side of the pump, and the end of the proportioning pipe is arranged directly above the proportioning groove.

[0007] Preferably, a load-bearing beam is fixedly connected to the top of the mixing tank, a stirring motor is fixedly connected to the middle of the top of the load-bearing beam, a rotating shaft is fixedly connected to the output end of the stirring motor, at least one stirring rod is fixedly connected to the surface of the rotating shaft, and the plurality of stirring rods are evenly distributed on the surface of the rotating shaft along the circumference of the mixing tank.

[0008] Preferably, a water inlet pipe is fixedly connected to the upper part of the front of the mixing tank, a discharge pipe is fixedly connected to the bottom of the mixing tank, a control valve is fixedly connected to the right side of the discharge pipe, and at least one support leg is fixedly connected to the bottom of the mixing tank.

[0009] Preferably, a water level limit mark is fixedly connected inside the mixing tank.

[0010] Preferably, the plurality of proportioning tanks are evenly distributed along the positioning plate, and a replenishing pipe is fixedly connected to the left side of the top of the proportioning tank.

[0011] Preferably, at least one reinforcing beam is fixedly connected to the left side of the positioning plate, a support beam is fixedly connected to the left end of the reinforcing beam, and the support beam is fixedly connected to the bottom of the proportioning tank.

[0012] Preferably, the plug is the same size as the corresponding liquid storage port.

[0013] Compared with the prior art, the present utility model provides a concrete automatic proportioning and feeding device, which has the following beneficial effects:

[0014] By setting an automatic proportioning component, when adding various chemical reagents, the reagent with a given concentration can be pre-injected into the proportioning tank and enter the proportioning tank through a pump. The size of the proportioning tank is set for the reagent, ensuring that the amount of the reagent entering the mixing tank is a given amount, and this given amount is suitable for the proportioning of concrete, thereby accurately controlling the components of various chemical reagents in the concrete proportioning and further improving the proportioning accuracy of the concrete. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a three-dimensional structural schematic diagram of the present utility model;

[0016] Figure 2 is a structural schematic diagram of the automatic proportioning component of the present utility model;

[0017] Figure 3 is another perspective structural schematic diagram of the automatic proportioning component of the present utility model;

[0018] Figure 4 is a structural schematic diagram of the proportioning tank of the present utility model;

[0019] The reference numerals in the drawings are:

[0020] 101, Mixing tank; 102, Discharge pipe; 103, Control valve; 104, Support leg; 105, Water inlet pipe; 106, Stirring motor; 107, Load-bearing beam; 108, Stirring rod;

[0021] 200, Automatic proportioning assembly; 201, Support beam; 202, Reinforcing beam; 203, Positioning plate; 204, Liquid level detector; 205, Proportioning tank; 206, Drainage tank; 207, Proportioning table; 208, Drainage pipe; 209, Liquid storage port; 210, Plug; 211, Rotating plate; 212, Sealing cylinder; 213, Feeding pipe; 214, Proportioning box; 215, Proportioning pipe; 216, Pump. Detailed implementation manner

[0022] The following description is used to disclose the present utility model so that those skilled in the art can implement the present utility model. The preferred embodiments in the following description are only examples, and those skilled in the art can think of other obvious variations.

[0023] Referring to Figures 1-4 As shown, a concrete automatic proportioning and feeding device includes a mixing tank 101. An automatic proportioning assembly 200 is installed on the left side of the top of the mixing tank 101. The automatic proportioning assembly 200 includes a positioning plate 203. The positioning plate 203 is fixedly connected to the top of the mixing tank 101. At least one proportioning box 214 is fixedly connected to the top of the positioning plate 203. A drainage pipe 208 is fixedly connected to the lower right side of the proportioning box 214. The right end of the drainage pipe 208 is fixedly connected to a proportioning table 207. At least one proportioning tank 205 is provided on the proportioning table 207. The proportioning tank 205 extends to the lower part of the proportioning table 207. Liquid level detectors 204 are fixedly connected to the top of the proportioning table 207 at the positions of the proportioning tanks 205. The measuring ends of the liquid level detectors 204 are arranged at the top of the proportioning tanks 205. At least one drainage tank 206 is provided on the top of the proportioning table 207. The drainage tank 206 is communicated with the drainage pipe 208. At least one liquid storage port 209 is provided at the bottom of the proportioning table 207. The liquid storage port 209 is communicated with the corresponding proportioning tank 205. A sealing cylinder 212 is rotatably connected to the right side of the positioning plate 203. A rotating plate 211 is rotatably connected to the bottom of the proportioning table 207. The output end of the sealing cylinder 212 is rotatably connected to the left side of the rotating plate 211. At least one plug 210 is fixedly connected to the right side of the rotating plate 211. A pump 216 is fixedly connected to the right side of the proportioning box 214. A proportioning pipe 215 is fixedly connected to the right side of the pump 216. The end of the proportioning pipe 215 is arranged directly above the proportioning tank 205;

[0024] During use, various chemical reagents are pre-dissolved into liquids of specified concentrations and separately input into the proportioning tank 214. The volumes of the proportioning tanks 205 on the proportioning table 207 are different and are set for different chemical reagents so that when the proportioning tank 205 is full, the amounts of various chemical reagents in the proportioning tank 205 are the specified amounts required by the mixing tank 101. The cement powder in the mixing tank 101 is added by bag. A water level limit mark is provided inside the mixing tank 101, and water is added until it reaches the water level limit mark;

[0025] The sealing cylinder 212 controls the rotating plate 211 to block the liquid storage port 209, and the pump 216 causes the solution in the proportioning tank 214 to enter the proportioning tank 205. When the liquid level detector 204 detects that the proportioning tank 205 is full, the pump 216 stops operating. However, due to the delay, a certain amount of reagent solution will continue to be injected into the proportioning tank 205. This part of the reagent solution flows back into the proportioning tank 214 through the drain tank 206 and the drain pipe 208. When all the proportioning tanks 205 are full, the sealing cylinder 212 controls the rotating plate 211 to open the liquid storage port 209, and the chemical reagents in the proportioning tank 205 enter the mixing tank 101;

[0026] The stirring rod 108 in the mixing tank 101 mixes the raw materials under the control of the stirring motor 106. After mixing is completed, the control valve 103 is opened, and the mixture is discharged from the discharge pipe 102.

[0027] Specifically, a load-bearing beam 107 is fixedly connected to the top of the mixing tank 101. In the middle of the top of the load-bearing beam 107, a stirring motor 106 is fixedly connected. The output end of the stirring motor 106 is fixedly connected to a rotating shaft, and at least one stirring rod 108 is fixedly connected to the surface of the rotating shaft. The plurality of stirring rods 108 are evenly distributed on the surface of the rotating shaft along the circumference of the mixing tank 101.

[0028] A water inlet pipe 105 is fixedly connected to the upper part of the front of the mixing tank 101. A discharge pipe 102 is fixedly connected to the bottom of the mixing tank 101. A control valve 103 is fixedly connected to the right side of the discharge pipe 102. At least one support leg 104 is fixedly connected to the bottom of the mixing tank 101.

[0029] A water level limit mark is fixedly connected inside the mixing tank 101. The plurality of proportioning tanks 214 are evenly distributed along the positioning plate 203. A replenishing pipe 213 is fixedly connected to the left side of the top of the proportioning tank 214.

[0030] At least one reinforcing beam 202 is fixedly connected to the left side of the positioning plate 203. The left end of the reinforcing beam 202 is fixedly connected to a support beam 201. The support beam 201 is fixedly connected to the bottom of the proportioning tank 214. The plug 210 is the same size as the corresponding liquid storage port 209.

[0031] Working principle and usage process of the present utility model: By setting up the automatic proportioning component 200, when adding various chemical reagents, the reagent with a given concentration can be pre-injected into the proportioning tank 214 and enter the proportioning trough 205 through the pump 216. The size of the proportioning trough 205 is set for the reagent to ensure that the amount of the reagent entering the mixing tank 101 is a given amount, and this given amount is suitable for the proportioning of concrete, so as to accurately control the dosage of various chemical reagents in the concrete proportioning, and further improve the proportioning accuracy of the concrete.

[0032] The above shows and describes the basic principle, main features and advantages of the present utility model. Those skilled in the art should understand that the present utility model is not limited by the above embodiments. What is described in the above embodiments and the specification is only the principle of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the present utility model claimed. The scope of protection required by the present utility model is defined by the appended claims and their equivalents.

Claims

1. A concrete automatic proportioning and feeding device, characterized in that: The invention comprises a mixing box (101), wherein an automatic proportioning assembly (200) is installed on the left side of the top of the mixing box (101), and the automatic proportioning assembly (200) comprises a positioning plate (203), wherein the positioning plate (203) is fixedly connected to the top of the mixing box (101), wherein at least one proportioning box (214) is fixedly connected to the top of the positioning plate (203), wherein a discharge pipe (208) is fixedly connected to the lower right side of the proportioning box (214), wherein the right end of the discharge pipe (208) is fixedly connected to a proportioning platform (207), wherein the proportioning platform (207) is provided with at least one proportioning groove (205), wherein the proportioning groove (205) extends to the lower part of the proportioning platform (207), wherein the top of the proportioning platform (207) is fixedly connected to a liquid level detector (204) at the proportioning groove (205), wherein the measuring end of the liquid level detector (204) is arranged at the top of the proportioning groove (205). The top of the proportioning platform (207) is provided with at least one drainage groove (206), which is connected to the drainage pipe (208); the bottom of the proportioning platform (207) is provided with at least one liquid storage port (209), which is connected to the corresponding proportioning groove (205); the right side of the positioning plate (203) is rotatably connected to a sealing cylinder (212); the bottom of the proportioning platform (207) is rotatably connected to a rotating plate (211); the output end of the sealing cylinder (212) is rotatably connected to the left side of the rotating plate (211); the right side of the rotating plate (211) is fixedly connected to at least one plug (210); the right side of the proportioning box (214) is fixedly connected to a pump (216); the right side of the pump (216) is fixedly connected to a proportioning pipe (215); the end of the proportioning pipe (215) is arranged directly above the proportioning groove (205).

2. The automatic concrete proportioning and feeding device according to claim 1 is characterized in that: A load-bearing beam (107) is fixedly connected to the top of the mixing box (101), a stirring motor (106) is fixedly connected to the middle of the top of the load-bearing beam (107), an output end of the stirring motor (106) is fixedly connected to a rotating shaft, at least one stirring rod (108) is fixedly connected to the surface of the rotating shaft, and a plurality of stirring rods (108) are evenly distributed on the surface of the rotating shaft according to the circumference of the mixing box (101).

3. The automatic concrete proportioning and feeding device according to claim 1 is characterized in that: The upper front portion of the mixing box (101) is fixedly connected to a water inlet pipe (105), the bottom of the mixing box (101) is fixedly connected to a discharge pipe (102), the right side of the discharge pipe (102) is fixedly connected to a control valve (103), and the bottom of the mixing box (101) is fixedly connected to at least one supporting leg (104).

4. The automatic concrete proportioning and feeding device according to claim 1 is characterized in that: A water level limit mark is fixedly connected inside the mixing box (101).

5. The automatic concrete proportioning and feeding device according to claim 1 is characterized in that: The plurality of proportioning boxes (214) are evenly distributed along the positioning plate (203), and a feeding pipe (213) is fixedly connected to the left side of the top of the proportioning box (214).

6. The automatic concrete proportioning and feeding device according to claim 1 is characterized in that: At least one reinforcing beam (202) is fixedly connected to the left side of the positioning plate (203), a supporting beam (201) is fixedly connected to the left end of the reinforcing beam (202), and the supporting beam (201) is fixedly connected to the bottom of the proportioning box (214).

7. The automatic concrete proportioning and feeding device according to claim 1 is characterized in that: The plug (210) is of the same size as the corresponding liquid storage port (209).

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