Dust collection cover for cement bulk truck loading

Abstract

The utility model relates to the technical field of cement, and provides a dust collection cover for cement bulk loading, which comprises a lane frame, a stock bin and a purification component are respectively and fixedly mounted at the top of the lane frame, a blanking pipe is arranged below a discharge pipe at the bottom of the stock bin, and a first dust collection cover is fixedly mounted on the outer side wall of the blanking pipe. The top of the lane frame is fixedly provided with a getter pump through a mounting frame, the output end of the getter pump is fixedly connected with an air inlet pipe, the other end of the air inlet pipe is fixedly connected with the purification assembly, and the input end of the getter pump is fixedly connected with an extraction pipe; through the arrangement of the purification assembly, the air suction pump, the air inlet pipe, the extraction pipe, the three-way connector, a second connecting hose, a connecting pipe, a hollow pipe, a second dust collection cover and a first dust collection cover, poplar dust generated in the loading process can be treated in a centralized mode, unorganized emission is converted into organized treatment, the dust collection and purification effect can be improved, and the environment is protected. And dust is prevented from easily flying out of a gap between the discharging pipe and the feeding port of the tank car and spreading in the air.

Description

Technical Field

[0001] The utility model relates to the technical field of cement, in particular to a dust collecting hood for bulk cement loading. Background Art

[0002] Cement: A powdered hydraulic inorganic cementitious material that becomes a slurry when mixed with water. It can harden in the air or in water, and can firmly bond sand, stone and other materials together. The early mixture of lime and volcanic ash is very similar to the modern lime volcanic ash cement. It is used to bond concrete made of crushed stone. After hardening, the concrete not only has high strength, but also can resist the erosion of fresh water or salt water. For a long time, it has been widely used in civil construction, water conservancy and other projects as an important cementitious material.

[0003] The known Chinese public authorized utility model CN214269466U discloses a dust collecting device for a cement bulk truck, including a cement bulk bin unloading device arranged on a platform and a dust collecting air duct connected to the cement bulk bin unloading device, the unloading port of the cement bulk bin unloading device is connected to the feeding port on the bulk truck, the dust collecting air duct is connected to a steel pipe, the lower end of the steel pipe is connected to a steel wire hose, the end of the steel wire hose is connected to a dust collecting hood, the dust collecting hood can cover the loading volume observation port on the bulk truck, and the dust collecting hood is provided with an observation hole. The utility model adds a steel pipe and a steel wire hose to the dust collecting air duct, the steel wire hose is connected to a dust collecting hood, the dust at the loading volume observation port is collected through the dust collecting hood, the loading material level can be observed through the observation hole on the dust collecting hood, the material level observation is convenient, and the dust problem at the observation port is solved.

[0004] However, in the implementation of relevant technologies, it was found that the above-mentioned scheme has the following problems: during the use of the prior art, the original cement tank truck has no dust hood at the rear filling port, which makes it easy for unorganized dust emissions to occur when the cement tank truck is loaded or moved from under the platform. In addition, during the use of the prior art, the dust collection and purification effect is poor. When bulk cement is loaded, dust is easily dispersed into the air from the gap between the discharge port of the cement bulk silo discharge device and the tank truck feed port. Therefore, a dust hood for bulk cement loading is required. Utility Model Content

[0005] The utility model provides a dust collecting hood for bulk cement loading, which solves the problem in the related art that the original cement tank truck has no dust collecting hood at the rear filling port, which easily causes unorganized emission of loading dust and poor dust collection and purification effect.

[0006] The technical solution of the utility model is as follows: a dust collecting hood for bulk cement loading, comprising a track frame, a silo and a purification assembly are fixedly installed on the top of the track frame, a discharge pipe is arranged under the discharge pipe at the bottom of the silo, and a first dust collecting hood is fixedly installed on the outer side wall of the discharge pipe;

[0007] An air suction pump is fixedly installed on the top of the lane frame through a mounting frame, an output end of the air suction pump is fixedly connected to an air intake pipe, the other end of the air intake pipe is fixedly connected to the purification component, an input end of the air suction pump is fixedly connected to an extraction pipe, the other end of the extraction pipe is fixedly connected to a three-way joint, the two ends of the three-way joint are respectively fixedly connected to a first connecting hose and a second connecting hose, the other end of the first connecting hose is fixedly connected to the first dust collecting hood;

[0008] A cement tanker is arranged on the inner side of the lane frame, a second dust hood is fixedly installed at the rear tank mouth of the cement tanker, a connecting pipe is installed through the second dust hood, the other end of the second connecting hose is fixedly connected to a hollow tube, and the hollow tube and the connecting tube are plugged into each other.

[0009] Preferably, the purification component comprises a purification box fixedly mounted on the top of the lane frame, an exhaust pipe is fixedly mounted on the top of the purification box, and a plurality of filters are fixedly mounted in sequence from top to bottom inside the purification box.

[0010] Preferably, the bottom of the purification box and the track frame are both provided with a discharge port, and a collecting box is provided at the bottom of the track frame, and the collecting box is located directly below the discharge port.

[0011] Preferably, a lower hopper is fixedly mounted on the inner wall of the purification box, and the lower hopper is located below the filter screen.

[0012] Preferably, a U-shaped frame is fixedly installed at the bottom of the lane frame, strip grooves are provided on both sides of the inner wall of the U-shaped frame, and plug-in plates are fixedly installed on both sides of the collection box, and the plug-in plates are plugged into the strip grooves.

[0013] Preferably, a sealing frame is fixedly installed on the top of the collecting box, and the sealing frame is made of rubber.

[0014] Preferably, two electric slide rails are fixedly installed at the bottom of the lane frame, and the two electric slide rails are slidably connected to connecting plates through sliders. The bottoms of the two connecting plates are fixedly installed with driving telescopic rods, and the bottoms of the two driving telescopic rods are fixedly installed with mounting plates, and the hollow tube is installed through the mounting plates.

[0015] Preferably, a corrugated hose is fixedly mounted on the discharge pipe at the bottom of the silo, and the discharge pipe is fixedly connected to the corrugated hose.

[0016] The working principle and beneficial effects of the utility model are:

[0017] By setting up the purification component, suction pump, air intake pipe, extraction pipe, three-way joint, second connecting hose, connecting pipe, hollow pipe, second dust collecting hood and first dust collecting hood, it is possible to centrally treat the dust in the loading process, converting it from unorganized emission to organized treatment, and improve the dust collection and purification effect, preventing dust from easily floating out from the gap between the discharge pipe and the feed port of the tank truck and spreading in the air. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0019] Figure 1 This is a schematic diagram of the structure of the first dust collecting hood of the utility model;

[0020] Figure 2 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the purification component of the utility model;

[0022] Figure 4 It is a structural schematic diagram of the collection box of the utility model.

[0023] In the figure: 1. lane frame; 2. silo; 3. purification component; 31. purification box; 32. exhaust pipe; 33. filter; 4. discharge pipe; 5. first dust hood; 6. suction pump; 7. extraction pipe; 8. three-way joint; 9. first connecting hose; 10. second connecting hose; 11. second dust hood; 12. discharge port; 13. collection box; 14. discharge hopper; 15. U-shaped frame; 16. plug-in board; 17. electric slide rail; 18. connecting plate; 19. driving telescopic rod; 20. mounting plate; 21. corrugated hose. DETAILED DESCRIPTION

[0024] The following will be combined with 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 of 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.

[0025] See also Figure 1-Figure 4 The utility model provides a dust collecting hood technical solution for bulk cement loading: comprising a track frame 1, a silo 2 and a purification assembly 3 are fixedly installed on the top of the track frame 1, a discharge pipe 4 is arranged under the discharge pipe at the bottom of the silo 2, and a first dust collecting hood 5 is fixedly installed on the outer wall of the discharge pipe 4;

[0026] A corrugated hose 21 is fixedly installed on the discharge pipe at the bottom of the silo 2, and the discharge pipe 4 is fixedly connected to the corrugated hose 21;

[0027] An air suction pump 6 is fixedly installed on the top of the lane frame 1 through a mounting frame, the output end of the air suction pump 6 is fixedly connected to an air intake pipe, the other end of the air intake pipe is fixedly connected to the purification component 3, the input end of the air suction pump 6 is fixedly connected to an extraction pipe 7, the other end of the extraction pipe 7 is fixedly connected to a three-way joint 8, the two ends of the three-way joint 8 are respectively fixedly connected to a first connecting hose 9 and a second connecting hose 10, and the other end of the first connecting hose 9 is fixedly connected to the first dust collecting hood 5;

[0028] A cement tank truck is arranged inside the lane frame 1, and a second dust collecting hood 11 is fixedly installed at the rear tank opening of the cement tank truck. A connecting pipe is installed through the second dust collecting hood 11, and the other end of the second connecting hose 10 is fixedly connected to a hollow pipe, and the hollow pipe and the connecting pipe are plugged together;

[0029] Two electric slide rails 17 are fixedly installed at the bottom of the lane frame 1. The two electric slide rails 17 are slidably connected to a connecting plate 18 through a slider. A driving telescopic rod 19 is fixedly installed at the bottom of the two connecting plates 18. A mounting plate 20 is fixedly installed at the bottom of the two driving telescopic rods 19, and a hollow tube is installed through the mounting plate 20.

[0030] The feeding pipe 4 is manually pulled so that the feeding pipe 4 can be extended and retracted under the action of the corrugated hose 21, and then the feeding pipe 4 is manually inserted into the feeding port on the cement tanker body, and then the electric slide rail 17 is manually controlled by the self-equipped controller on the track frame 1 to drive the connecting plate 18 to move, so that the mounting plate 20 can be aligned with the connecting pipe on the second dust collecting hood 11. After alignment, the mounting plate 20 is driven down by extending the telescopic rod 19, so that the hollow pipe can be plugged into the connecting pipe. After the plugging is completed, the bottom discharge of the silo 2 is started. The solenoid valve and the air suction pump 6 on the pipe can load cement, and the air suction pump 6 can absorb the floating dust through the first dust collecting hood 5 and the second dust collecting hood 11, and then through the hollow tube, the connecting pipe, the first connecting hose 9, the second connecting hose 10, the extraction pipe 7 and the air intake pipe, the gas dust can enter the purification component 3 for purification, so that the dust in the loading process can be centrally processed, and the dust collection and purification effect can be improved to prevent the dust from easily floating out from the gap between the discharge pipe 4 and the tanker feed port and spreading in the air.

[0031] In this embodiment, specifically, the purification assembly 3 includes a purification box 31 fixedly installed on the top of the lane frame 1, an exhaust pipe 32 is fixedly installed on the top of the purification box 31, and a plurality of filter screens 33 are fixedly installed in the purification box 31 from top to bottom in sequence;

[0032] The gas that enters the purification box 31 and floats upward can be filtered through the filter net 33 , and then passed through the exhaust pipe 32 so that the filtered gas can be discharged from the purification box 31 .

[0033] In this embodiment, specifically, a discharge port 12 is provided at the bottom of the purification box 31 and the lane frame 1, and a collection box 13 is provided at the bottom of the lane frame 1;

[0034] Through the discharge port 12, the cement falling from the purification box 31 can enter the collection box 13 for collection, thereby avoiding waste.

[0035] In this embodiment, specifically, a lower hopper 14 is fixedly installed on the inner wall of the purification box 31, and the lower hopper 14 is located below the filter screen 33, and the lower opening of the lower hopper 14 is aligned with the lower opening 12;

[0036] The falling cement can be guided by the lower hopper 14 to avoid the cement falling on the inner bottom of the purification box 31 and causing residual waste.

[0037] In this embodiment, specifically, a U-shaped frame 15 is fixedly installed at the bottom of the lane frame 1, and strip grooves are opened on both sides of the inner wall of the U-shaped frame 15, and plug-in boards 16 are fixedly installed on both sides of the collection box 13, and the plug-in boards 16 are plugged into the strip grooves;

[0038] The collecting box 13 can be easily removed through the strip grooves and the plug-in plate 16 on the U-shaped frame 15, thereby facilitating the cleaning of the collected cement.

[0039] In this embodiment, specifically, a sealing frame is fixedly installed on the top of the collection box 13, and the sealing frame is made of rubber;

[0040] The rubber sealing frame is helpful to improve the sealing effect between the collecting box 13 and the lane frame 1 .

Claims

1. A dust collecting hood for bulk cement loading, comprising a track frame (1), characterized in that: A silo (2) and a purification component (3) are fixedly mounted on the top of the lane frame (1), a discharge pipe (4) is arranged below the discharge pipe at the bottom of the silo (2), and a first dust collecting hood (5) is fixedly mounted on the outer side wall of the discharge pipe (4); An air suction pump (6) is fixedly mounted on the top of the lane frame (1) via a mounting frame, the output end of the air suction pump (6) is fixedly connected to an air intake pipe, the other end of the air intake pipe is fixedly connected to the purification component (3), the input end of the air suction pump (6) is fixedly connected to an extraction pipe (7), the other end of the extraction pipe (7) is fixedly connected to a three-way joint (8), the two ends of the three-way joint (8) are respectively fixedly connected to a first connecting hose (9) and a second connecting hose (10), the other end of the first connecting hose (9) is fixedly connected to the first dust collecting hood (5); A cement tank truck is arranged on the inner side of the lane frame (1), a second dust collecting hood (11) is fixedly installed at the rear tank opening of the cement tank truck, a connecting pipe is installed through the second dust collecting hood (11), the other end of the second connecting hose (10) is fixedly connected to a hollow tube, and the hollow tube and the connecting tube are plugged into each other.

2. The dust collecting hood for bulk cement loading according to claim 1, characterized in that: The purification assembly (3) comprises a purification box (31) fixedly mounted on the top of the lane frame (1), an exhaust pipe (32) fixedly mounted on the top of the purification box (31), and a plurality of filter screens (33) fixedly mounted in sequence from top to bottom inside the purification box (31).

3. The dust collecting hood for bulk cement loading according to claim 2, characterized in that: The bottom of the purification box (31) and the track frame (1) are both provided with a discharge port (12), and the bottom of the track frame (1) is provided with a collection box (13), and the collection box (13) is located directly below the discharge port (12).

4. The dust collecting hood for bulk cement loading vehicle according to claim 3, characterized in that: A lower hopper (14) is fixedly mounted on the inner wall of the purification box (31), and the lower hopper (14) is located below the filter screen (33).

5. The dust collecting hood for bulk cement loading vehicle according to claim 3, characterized in that: A U-shaped frame (15) is fixedly mounted on the bottom of the lane frame (1), and strip grooves are provided on both sides of the inner wall of the U-shaped frame (15). A plug-in board (16) is fixedly mounted on both sides of the collection box (13), and the plug-in board (16) is plugged into the strip grooves.

6. The dust collecting hood for bulk cement loading vehicle according to claim 5, characterized in that: A sealing frame is fixedly mounted on the top of the collection box (13), and the sealing frame is made of rubber.

7. The dust collecting hood for bulk cement loading vehicle according to claim 1, characterized in that: Two electric slide rails (17) are fixedly mounted on the bottom of the lane frame (1), and the two electric slide rails (17) are slidably connected to a connecting plate (18) via a slider, and driving telescopic rods (19) are fixedly mounted on the bottom of the two connecting plates (18), and mounting plates (20) are fixedly mounted on the bottom of the two driving telescopic rods (19), and the hollow tube is penetrated and mounted on the mounting plate (20).

8. The dust collecting hood for bulk cement loading vehicle according to claim 1, characterized in that: A corrugated hose (21) is fixedly mounted on the discharge pipe at the bottom of the silo (2), and the discharge pipe (4) is fixedly connected to the corrugated hose (21).

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