Quantitative injection device for concrete production

Abstract

The utility model discloses a quantitative injection device for concrete production, which belongs to the technical field of concrete production and comprises a fixing frame, a feeding hopper is arranged at the upper end of the fixing frame, a supporting frame is arranged on one side in the fixing frame, a supporting air cylinder is arranged on one side of the supporting frame, and a collecting box is arranged at the upper end of the supporting air cylinder. A quantitative structure is arranged in the collecting box, a convenient cleaning assembly is arranged at the upper end of the quantitative structure, a movable door plate is arranged on one side of the collecting box, and an air suction dust falling assembly corresponding to the collecting box and the feeding hopper is arranged on one side in the fixing frame; by arranging the air suction and dust falling assembly, flying dust generated during feeding and discharging of concrete raw materials can be collected and treated, the flying dust is prevented from influencing the working environment quality, the using effect of equipment is improved, human health is guaranteed, the collecting net frame is convenient to clean, manpower resources are saved, the flying dust treatment effect is improved, and the using quality of the equipment is guaranteed.

Description

Technical Field

[0001] The utility model belongs to the technical field of concrete production, and in particular relates to a quantitative injection device for concrete production. Background Art

[0002] Concrete: It is a general term for engineering composite materials that are cemented into a whole by cementitious materials. The term concrete usually refers to cement as a cementitious material, sand and stone as aggregates, and water (which may contain admixtures and additives) in a certain proportion, and then mixed to obtain cement concrete, also known as ordinary concrete, which is widely used in civil engineering.

[0003] Chinese patent application No. 202220466369.1 discloses a quantitative injection device for concrete production, including a storage hopper. The quantitative injection device for concrete production starts the cylinder, and the cylinder drives the block to move rightward through the fixed plate, so that the material in the storage hopper falls into the inside of the receiving frame, and the receiving plate moves downward under the gravity of the material, and the gravity sensor is generated through the receiving plate. When a certain weight is reached, the first switch and the second switch are both in contact with the inner bottom wall of the receiving frame, so that the first switch starts the cylinder, drives the block to coincide with the discharge port of the storage hopper, and stops the material discharge. At the same time, the second switch starts the electric push rod, so that the electric push rod pulls the receiving frame through the mounting block to rotate counterclockwise around the connection between the limit block and the connecting plate, so that the receiving frame is tilted, and the bottom of the baffle is away from the receiving frame, so that the material on the receiving plate falls, achieving the purpose of automatic quantitative injection, and the quantitative precision is achieved.

[0004] The above-mentioned patent is unable to handle the dust generated when adding and unloading concrete raw materials during use, resulting in poor working environment quality, endangering human health, affecting the quality of equipment use, and it is inconvenient to clean the surface of the quantitative structure when unloading, resulting in some raw materials being unable to be unloaded and utilized, affecting the quantitative accuracy and reducing the use effect of the equipment. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the utility model provides a quantitative injection device for concrete production, which has the characteristics of good working environment and high raw material utilization rate.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a quantitative injection device for concrete production, comprising a fixed frame, a feed hopper is arranged at the upper end of the fixed frame, a support frame is arranged on one side of the interior of the fixed frame, a support cylinder is arranged on one side of the support frame, a collecting box is arranged on the upper end of the supporting cylinder, a quantitative structure is arranged inside the collecting box, a convenient cleaning component is arranged on the upper end of the quantitative structure, a movable door panel is arranged on one side of the collecting box, and an air suction and dust reduction component is arranged on one side of the interior of the fixed frame corresponding to the collecting box and the feed hopper.

[0007] Preferably, the air suction and dust reduction assembly includes a positioning device, an air suction fan, a collecting grid, a mounting seat, an air guide duct and an air inlet plate, wherein a mounting seat is provided on one side of an interior of the fixed frame, air guide ducts are provided at both ends of the mounting seat, an air inlet plate is provided at one end of the air guide duct, a collecting grid is provided inside the mounting seat, an air suction fan is provided on one side of the collecting grid, and a positioning device is provided on the surface of the mounting seat corresponding to the collecting grid.

[0008] Preferably, an air guide plate is provided inside the mounting seat at one end close to the air guide pipe.

[0009] Preferably, the positioning device includes a positioning block, a sealing plate, a pull rod, a limit spring and a guide seat, wherein a guide seat is provided on one side surface of the mounting seat, a limit spring is provided inside the guide seat, a pull rod is provided on one side of the limit spring, a positioning block is provided on one side of the pull rod, and a sealing plate is provided on one side of the positioning block.

[0010] Preferably, the sealing plate and the collecting grid are an integrated structure, and positioning holes are provided inside the sealing plate corresponding to the positioning plugs.

[0011] Preferably, the convenient cleaning component includes a counterweight, a movable frame, a pushing cylinder and a scraper, wherein a pushing cylinder is provided on the upper end of one side of the collecting box, a movable frame is provided on the output end side of the pushing cylinder, a counterweight is provided inside the movable frame, and a scraper is provided at the bottom end of the counterweight.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model can collect and process the dust generated when loading and unloading concrete raw materials by arranging an air suction and dust reduction component, so as to prevent the dust from affecting the quality of the working environment, improve the use effect of the equipment, protect human health, facilitate the cleaning of the collection grid, save human resources, improve the dust treatment effect, and ensure the use quality of the equipment.

[0014] 2. The utility model is provided with a convenient cleaning component, which can push and clean the residual raw materials when the quantitative concrete raw materials are discharged, thereby improving the utilization efficiency of the raw materials, ensuring the production quality, reducing labor costs, and improving the proportioning accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the air suction and dust reduction component of the utility model;

[0017] Figure 3 This is a schematic diagram of the structure of the positioning device of the utility model;

[0018] Figure 4 This is a schematic diagram of the collection grid structure of the utility model;

[0019] Figure 5 It is a schematic diagram of the structure of the convenient cleaning component of the utility model.

[0020] In the figure: 1. Air suction and dust reduction component; 11. Positioning device; 111. Positioning plug; 112. Sealing plate; 113. Pull rod; 114. Limit spring; 115. Guide seat; 12. Air suction fan; 13. Collection grid; 14. Mounting seat; 15. Air guide plate; 16. Air guide pipe; 17. Air inlet plate; 2. Movable door panel; 3. Collection box; 4. Quantitative structure; 5. Convenient cleaning component; 51. Counterweight block; 52. Movable frame; 53. Push cylinder; 54. Scraper; 6. Support cylinder; 7. Support frame; 8. Fixed frame; 9. Feed hopper. DETAILED DESCRIPTION

[0021] 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.

[0022] Example 1

[0023] See also Figure 1-5 The utility model provides the following technical solutions: a quantitative injection device for concrete production, comprising a fixed frame 8, a feeding hopper 9 is arranged at the upper end of the fixed frame 8, a supporting frame 7 is arranged on one side of the interior of the fixed frame 8, a supporting cylinder 6 is arranged on one side of the supporting frame 7, a collecting box 3 is arranged on the upper end of the supporting cylinder 6, a quantitative structure 4 is arranged inside the collecting box 3, a convenient cleaning component 5 is arranged on the upper end of the quantitative structure 4, a movable door panel 2 is arranged on one side of the collecting box 3, and an air suction and dust reduction component 1 is arranged on one side of the interior of the fixed frame 8 corresponding to the collecting box 3 and the feeding hopper 9.

[0024] Specifically, the air suction and dust reduction assembly 1 includes a positioning device 11, an air suction fan 12, a collecting grid 13, a mounting seat 14, an air guide duct 16 and an air inlet plate 17, wherein a mounting seat 14 is provided on one side of the interior of the fixed frame 8, air guide ducts 16 are provided at both ends of the mounting seat 14, an air inlet plate 17 is provided at one end of the air guide duct 16, a collecting grid 13 is provided inside the mounting seat 14, an air suction fan 12 is provided on one side of the collecting grid 13, and a positioning device 11 is provided on the surface of the mounting seat 14 corresponding to the collecting grid 13.

[0025] By adopting the above technical solution, the suction fan 12 can be turned on to perform suction work during the loading and unloading process. The airflow will suck the dust generated by the loading and unloading into the air duct 16 through the air inlet plate 17, and then blow it to the collection grid 13 for filtration and collection, so as to prevent dust from affecting the quality of the working environment, ensure the use effect of the equipment, and protect human health.

[0026] Specifically, an air guide plate 15 is provided inside the mounting seat 14 at one end close to the air guide pipe 16 .

[0027] By adopting the above technical solution, the concentration of dust carried by the airflow into the interior of the mounting seat 14 is improved, thereby ensuring the dust collection effect.

[0028] Specifically, the positioning device 11 includes a positioning block 111, a sealing plate 112, a pull rod 113, a limit spring 114 and a guide seat 115, wherein a guide seat 115 is provided on one side surface of the mounting seat 14, a limit spring 114 is provided inside the guide seat 115, a pull rod 113 is provided on one side of the limit spring 114, a positioning block 111 is provided on one side of the pull rod 113, and a sealing plate 112 is provided on one side of the positioning block 111.

[0029] By adopting the above-mentioned technical solution, when the collecting grid 13 needs to be cleaned, the pull rod 113 is pulled to compress the limit spring 114, and the positioning block 111 can be pulled out from the inside of the sealing plate 112 at the same time, and then the sealing plate 112 is rotated 90° counterclockwise. At this time, the collecting grid 13 rotates accordingly and receives the dust, and then the collecting grid 13 can be pulled out from the inside of the mounting seat 14, thereby ensuring the use effect of the equipment and improving the convenience of cleaning.

[0030] Specifically, the sealing plate 112 and the collecting grid 13 are an integrated structure, and a positioning hole is provided inside the sealing plate 112 corresponding to the positioning plug block 111 .

[0031] By adopting the above technical solution, the installation strength of the sealing plate 112 is ensured to prevent it from loosening.

[0032] When this embodiment is in use: during the process of loading and unloading materials, the suction fan 12 can be turned on to perform suction work. The airflow will suck the dust generated by the loading and unloading materials into the air duct 16 through the air inlet plate 17, and then blow it to the collecting grid 13 for filtration and collection, so as to prevent the dust from affecting the quality of the working environment, ensure the use effect of the equipment, and protect human health. When it is necessary to clean the collecting grid 13, pull the pull rod 113 to drive the limit spring 114 to compress, and at the same time, the positioning block 111 can be pulled out from the inside of the sealing plate 112, and then the sealing plate 112 can be rotated 90° counterclockwise. At this time, the collecting grid 13 will rotate accordingly and take over the dust, and then the collecting grid 13 can be pulled out from the inside of the mounting seat 14, so as to ensure the use effect of the equipment and improve the convenience of cleaning.

[0033] Example 2

[0034] The difference between this embodiment and embodiment 1 is that: specifically, the convenient cleaning component 5 includes a counterweight block 51, a movable frame 52, a pushing cylinder 53 and a scraper 54, wherein a pushing cylinder 53 is arranged on the upper end of one side of the collecting box 3, a movable frame 52 is arranged on the output end side of the pushing cylinder 53, a counterweight block 51 is arranged inside the movable frame 52, and a scraper 54 is arranged on the bottom end of the counterweight block 51.

[0035] When this embodiment is in use: the collecting box 3 is lifted by the supporting cylinder 6 to change its angle, and the movable door panel 2 is opened to allow the raw materials to be poured out, and the pushing cylinder 53 is turned on to push the movable frame 52 to move, and the scraper 54 inside the movable frame 52 is attached to the surface of the quantitative structure 4 to scrape the raw materials to ensure the quality of the material, and the counterweight block 51 ensures that the pressure of the scraper 54 is stable, ensuring the scraping effect and the utilization efficiency of the raw materials.

[0036] The structure and use principle of the movable door panel 2, quantitative structure 4, support cylinder 6 and support frame 7 in the utility model have been disclosed in a concrete production quantitative injection device disclosed in Chinese patent application number 202220466369.1.

[0037] Working principle and use process of the utility model: when the utility model is in use, when it is necessary to quantitatively take raw materials during the concrete production process, the quantitative structure 4 is first adjusted to zero, and then the raw materials are put into the feed hopper 9, and then the raw materials are blocked by the electromagnetic valve at the bottom of the feed hopper 9. When unloading, the electromagnetic valve is opened and the raw materials fall into the upper end of the quantitative structure 4 inside the collecting box 3, and the quantitative structure 4 senses the weight of the raw materials received inside the collecting box 3. When the quality of the raw materials reaches the preset target, the electromagnetic valve is closed, and then the collecting box 3 is lifted by the supporting cylinder 6 to change its angle, and the movable door panel 2 is opened to allow the raw materials to be dumped out, and the pushing cylinder 53 is turned on to push the movable frame 52 to move, and the scraper 54 inside the movable frame 52 is attached to the surface of the quantitative structure 4 to scrape the raw materials to ensure the unloading quality, and the counterweight block 51 ensures that the pressure of the scraper 54 is stable, ensuring the scraping effect and the utilization efficiency of the raw materials.

[0038] During the loading and unloading process, the suction fan 12 can be turned on to perform suction work. The airflow will suck the dust generated by the loading and unloading into the air duct 16 through the air inlet plate 17, and then blow it to the collecting grid 13 for filtration and collection, so as to prevent the dust from affecting the quality of the working environment, ensure the use effect of the equipment, and protect human health. When it is necessary to clean the collecting grid 13, pull the pull rod 113 to drive the limit spring 114 to compress, and at the same time, the positioning block 111 can be pulled out from the inside of the sealing plate 112, and then the sealing plate 112 can be rotated 90° counterclockwise. At this time, the collecting grid 13 will rotate accordingly and take over the dust, and then the collecting grid 13 can be pulled out from the inside of the mounting seat 14, so as to ensure the use effect of the equipment and improve the convenience of cleaning.

[0039] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A quantitative injection device for concrete production, comprising a fixing frame, characterized in that: A feed hopper is arranged at the upper end of the fixed frame, a support frame is arranged on one side of the interior of the fixed frame, a support cylinder is arranged on one side of the support frame, a collecting box is arranged at the upper end of the supporting cylinder, a quantitative structure is arranged inside the collecting box, a convenient cleaning component is arranged at the upper end of the quantitative structure, a movable door panel is arranged on one side of the collecting box, and an air suction and dust reduction component is arranged on one side of the interior of the fixed frame corresponding to the collecting box and the feed hopper.

2. A quantitative injection device for concrete production according to claim 1, characterized in that: The air suction and dust reduction assembly includes a positioning device, an air suction fan, a collecting grid, a mounting seat, an air guide pipe and an air inlet plate, wherein a mounting seat is provided on one side of the interior of the fixing frame, air guide pipes are provided at both ends of the mounting seat, an air inlet plate is provided at one end of the air guide pipe, a collecting grid is provided inside the mounting seat, an air suction fan is provided on one side of the collecting grid, and a positioning device is provided on the surface of the mounting seat corresponding to the collecting grid.

3. A quantitative injection device for concrete production according to claim 2, characterized in that: An air guide plate is arranged inside the mounting seat at one end close to the air guide pipe.

4. A quantitative injection device for concrete production according to claim 2, characterized in that: The positioning device includes a positioning plug, a sealing plate, a pull rod, a limit spring and a guide seat, wherein a guide seat is arranged on one side surface of the mounting seat, a limit spring is arranged inside the guide seat, a pull rod is arranged on one side of the limit spring, a positioning plug is arranged on one side of the pull rod, and a sealing plate is arranged on one side of the positioning block.

5. A quantitative injection device for concrete production according to claim 4, characterized in that: The sealing plate and the collecting grid are an integrated structure, and positioning holes are arranged inside the sealing plate corresponding to the positioning plug blocks.

6. A quantitative injection device for concrete production according to claim 1, characterized in that: The convenient cleaning component includes a counterweight, a movable frame, a pushing cylinder and a scraper, wherein a pushing cylinder is arranged on the upper end of one side of the collecting box, a movable frame is arranged on the output end side of the pushing cylinder, a counterweight is arranged inside the movable frame, and a scraper is arranged on the bottom end of the counterweight.

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