Additive metering system of mixing plant

Abstract

The utility model relates to the technical field of mixing plant additive metering systems, in particular to a mixing plant additive metering system which comprises a metering hopper, a protection structure is arranged below the metering hopper, the protection structure comprises a pneumatic butterfly valve, the pneumatic butterfly valve is arranged at the bottom end of the metering hopper, a pneumatic execution element is arranged in the pneumatic butterfly valve, and the pneumatic execution element is connected with the metering hopper. And two groups of protection screw rods are mounted on two sides of the measuring hopper sensor. According to the additive metering system of the mixing plant, the sensor can be protected by the protection lead screw, damage in the moving process is avoided, the protection lead screw can limit shaking of the metering hopper, the metering hopper is made to be static rapidly, the purpose of rapid metering is achieved, and practicability and efficiency of the device are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of additive metering systems for mixing stations, in particular to an additive metering system for mixing stations. Background Art

[0002] The concrete mixing station is mainly composed of five systems including the mixing host, material weighing system, material conveying system, material storage system and control system, as well as other ancillary facilities. The additive metering system of the mixing station usually uses sensors for weighing and metering.

[0003] The existing additive metering system of a mixing station has no safety protection screw, the sensor is easily damaged during transportation, and there is no over-voltage protection device, the sensor is easily punctured, and the structure is too simple and fixed. The position cannot be adjusted during on-site installation, and it is inconvenient to install other supporting parts. Therefore, there is an urgent need for an additive metering system for a mixing station to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide an additive metering system for a mixing station to solve the problems raised in the above-mentioned background technology that the existing additive metering system for a mixing station has no safety protection screw rod, the sensor is easily damaged during transportation, and no over-voltage protection device is provided, the sensor is easily punctured, and the structure is too simple and all are fixed structures, the position cannot be adjusted during on-site installation, and it is inconvenient to install other supporting parts.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an additive metering system for a mixing station, comprising: a metering bucket, a protective structure is arranged under the metering bucket, the protective structure comprises a pneumatic butterfly valve, the pneumatic butterfly valve is arranged at the bottom of the metering bucket, a pneumatic actuator is arranged inside the pneumatic butterfly valve, and two sets of protective screw rods are installed on both sides of the metering bucket sensor.

[0006] Preferably, a mounting frame is provided above the measuring bucket, the mounting frame is provided in a C-shape, a mounting screw is installed inside the mounting frame, and the mounting screw is installed on the measuring bucket sensor.

[0007] Preferably, an adjustment hole is opened inside the mounting frame, and a mounting screw rod is installed inside the adjustment hole.

[0008] Preferably, an additive drain pipe is provided at the bottom of the metering hopper.

[0009] Preferably, a copper bridge grounding wire is provided on the mounting frame, and one end of the copper bridge grounding wire away from the mounting frame is connected to the weighing bucket sensor.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] The additive metering system of the mixing station is provided with a protection structure, and two protection screw rods are added to the left and right sides of the metering bucket sensor. During transportation, the upper and lower nuts of the protection screw rod are locked, and the upper and lower nuts of the sensor are loosened to let the sensor be in a relaxed state, effectively protecting the sensor from damage during transportation. During use, the protection screw rod nut is loosened to let the protection screw rod be in a relaxed state, and the sensor nut is locked and the height is adjusted for use. At the same time, the two protection screw rods can well limit the shaking of the metering bucket, so that the metering bucket can quickly stop, so as to achieve the purpose of rapid metering, which is convenient for installation, transportation and use. The additive metering system of the mixing station can use the protection screw rod to protect the sensor to avoid damage during movement, and the protection screw rod can limit the shaking of the metering bucket, so that the metering bucket can quickly stop, so as to achieve the purpose of rapid metering, thereby improving the practicability and efficiency of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of a front cross-section of the structure of the utility model;

[0013] Figure 2 It is a side cross-sectional schematic diagram of a local structure of the utility model;

[0014] Figure 3 It is a schematic top view cross-sectional diagram of a local structure of the utility model.

[0015] In the figure: 2, protection structure; 211, metering bucket; 212, pneumatic butterfly valve; 213, additive drain pipe; 214, protection screw rod; 215, mounting frame; 216, mounting screw rod; 217, adjustment hole; 218, copper bridge grounding wire. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0017] See also Figure 1-3 , an embodiment provided by the utility model:

[0018] A mixing station additive metering system includes: a metering bucket 211, a protective structure 2 is arranged below the metering bucket 211, the protective structure 2 includes a pneumatic butterfly valve 212, the pneumatic butterfly valve 212 is arranged at the bottom of the metering bucket 211, a pneumatic actuator is arranged inside the pneumatic butterfly valve 212, and two groups of protective screw rods 214 are installed on both sides of the metering bucket 211 sensor. Through this design, two protective screw rods 214 are added to the left and right sides of the metering bucket 211 sensor. During transportation, the upper and lower nuts of the protective screw rod 214 are locked, and the upper and lower nuts of the sensor are loosened to put the sensor in a relaxed state, effectively protecting the sensor from damage during transportation. During use, the nuts of the protective screw rod 214 are loosened to put the protective screw rod 214 in a relaxed state, the sensor nuts are locked, and the height can be adjusted for use. At the same time, the two protective screw rods 214 can well limit the shaking of the metering bucket 211, so that the metering bucket 211 can quickly stop, so as to achieve the purpose of rapid metering, and facilitate installation, transportation and use.

[0019] Furthermore, a mounting frame 215 is provided above the metering bucket 211 , and the mounting frame 215 is provided in a C shape. A mounting screw rod 216 is installed inside the mounting frame 215 , and the mounting screw rod 216 is installed on the sensor of the metering bucket 211 .

[0020] Furthermore, an adjustment hole 217 is opened inside the mounting frame 215, and a mounting screw 216 is installed inside the adjustment hole 217. Through this design, the mounting frame 215 is provided with multiple adjustment holes 217, which facilitates the left and right movement of the measuring bucket 211 to adjust the position, and the sensor protection screw 214 and the sensor installation screw 216 are both lengthened to facilitate the up and down adjustment of the measuring bucket 211.

[0021] Furthermore, an additive drain pipe 213 is provided at the bottom of the metering bucket 211. Through this design, the additive drain pipe 213 is lengthened so that the additive can be fully incorporated into the water tank, reducing splashing and exposure of the additive, being environmentally friendly and clean, reducing waste, saving resources, and reducing harm to the human body.

[0022] Furthermore, a copper bridge grounding wire 218 is provided on the mounting frame 215, and one end of the copper bridge grounding wire 218 away from the mounting frame 215 is connected to the sensor of the metering bucket 211. Through this design, the copper bridge grounding wire 218 is added to effectively protect the sensor from over-electrical breakdown.

[0023] Working principle:

[0024] Add two protective screw rods 214 on the left and right sides of the metering bucket 211 sensor. During transportation, lock the upper and lower nuts of the protective screw rod 214, and loosen the upper and lower nuts of the sensor to let the sensor be in a relaxed state, effectively protecting the sensor from damage during transportation. During use, loosen the nuts of the protective screw rod 214 to let the protective screw rod 214 be in a relaxed state, lock the sensor nuts, adjust the height and use it. At the same time, the two protective screw rods 214 can effectively limit the shaking of the metering bucket 211, allowing the metering bucket 211 to quickly stop, achieving the purpose of rapid metering, and facilitating installation, transportation and use. The operation is now completed.

[0025] The above are only preferred embodiments of the present invention and are not intended to limit the present invention in any form. Any ordinary technician in the industry can smoothly implement the present invention as shown in the drawings and above. However, any equivalent changes, modifications and evolutions made by technicians familiar with the profession without departing from the scope of the technical solution of the present invention using the technical content disclosed above are all equivalent embodiments of the present invention. At the same time, any equivalent changes, modifications and evolutions made to the above embodiments based on the essential technology of the present invention are still within the protection scope of the technical solution of the present invention.

Claims

1. A mixing station additive metering system, comprising: A measuring bucket (211), characterized in that a protective structure (2) is arranged below the measuring bucket (211), the protective structure (2) comprises a pneumatic butterfly valve (212), the pneumatic butterfly valve (212) is arranged at the bottom end of the measuring bucket (211), a pneumatic actuator is arranged inside the pneumatic butterfly valve (212), and two sets of protective screw rods (214) are installed on both sides of a sensor of the measuring bucket (211).

2. The additive metering system for a mixing station according to claim 1, characterized in that: A mounting frame (215) is arranged above the measuring bucket (211); the mounting frame (215) is arranged in a C shape; a mounting screw rod (216) is installed inside the mounting frame (215); and the mounting screw rod (216) is installed on a sensor of the measuring bucket (211).

3. The additive metering system for a mixing station according to claim 2, characterized in that: An adjustment hole (217) is provided inside the mounting frame (215), and a mounting screw rod (216) is installed inside the adjustment hole (217).

4. The additive metering system for a mixing station according to claim 1, characterized in that: An additive drain pipe (213) is provided at the bottom end of the measuring hopper (211).

5. The additive metering system for a mixing station according to claim 2, characterized in that: A copper bridge grounding wire (218) is provided on the mounting frame (215), and one end of the copper bridge grounding wire (218) away from the mounting frame (215) is connected to a sensor of the metering hopper (211).

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