CN212170872U - Exhaust structure of premixed concrete powder scale - Google Patents
Exhaust structure of premixed concrete powder scale Download PDFInfo
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- CN212170872U CN212170872U CN202020433004.XU CN202020433004U CN212170872U CN 212170872 U CN212170872 U CN 212170872U CN 202020433004 U CN202020433004 U CN 202020433004U CN 212170872 U CN212170872 U CN 212170872U
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Abstract
An exhaust structure of a premixed concrete powder scale, the utility model relates to the technical field of powder scales, wherein an air guide inclined tube is fixedly arranged on the side wall of a feed inlet, an air guide bent tube is connected on the outlet end of the air guide inclined tube, and a mounting plate is clamped between the air guide inclined tube and the air guide bent tube and is fixedly connected with the air guide inclined tube and the air guide bent tube through flanges; a filter screen plate is fixedly arranged on the mounting plate; the air guide bent pipe is fixedly provided with a one-way valve; the outlet end of the air guide bent pipe is fixedly connected with a box body; a dust removal cloth bag is arranged in the box body, a fixing plate is fixedly arranged at the inlet end of the dust removal cloth bag, and the fixing plate is fixedly arranged on the inner top surface of the box body; the outlet end of the air guide bent pipe is communicated with the inlet end of the dust removal cloth bag; the gas outlet is fixedly arranged on the right side wall of the box body, so that dust gas inside the powder can be effectively discharged, meanwhile, dust in the gas can be effectively collected, the dust is prevented from entering the outside air, and the pollution of the dust to the environment is reduced.
Description
Technical Field
The utility model relates to a powder balance technical field, concretely relates to premixed concrete powder balance exhaust structure.
Background
The concrete mixing plant is a combined device for intensively mixing concrete, and is also called a concrete prefabricating field; the concrete mixing plant is a building material manufacturing device consisting of five composition systems of a mixing host machine, a material weighing system, a material conveying system, a material storage system and a control system and other accessory facilities, and the main working principle of the concrete mixing plant is that cement is used as a cementing material, raw materials such as sand stone, lime, coal slag and the like are mixed and stirred, and finally, concrete is manufactured and put into construction production; wherein material weighing system includes powder balance and aggregate balance again, and powder weighing system is mainly weighed cement, because the balance body of weighing the powder is enclosed construction, need set up the gas vent in order to balance atmospheric pressure in the pan feeding, but cement can produce a large amount of dusts at the pan feeding in-process, and the dust will be followed the gas vent and discharged the external world, causes the pollution to the environment, waits urgently for the improvement.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art's defect and not enough, provide a reasonable in design's premixed concrete powder balance exhaust structure, can carry out effectual the discharge with the inside dust gas of powder, simultaneously, can carry out effectual collection with the dust in the gas, prevent that the dust from entering into the outside air, reduce the pollution of dust to the environment.
In order to achieve the above purpose, the utility model adopts the following technical proposal: it comprises a powder scale and a feed inlet; a feed inlet is fixedly arranged at the upper part of the powder scale; the device also comprises an air guide inclined tube, an air guide bent tube, a mounting plate, a filter screen plate, a box body and a dust removal cloth bag; an air guide inclined pipe is fixedly arranged on the side wall of the feeding hole, an air guide bent pipe is connected to the outlet end of the air guide inclined pipe, and an installation plate is clamped between the air guide inclined pipe and the air guide bent pipe and is fixedly connected with the air guide inclined pipe and the air guide bent pipe through flanges; the mounting plate is fixedly provided with a filter screen plate, and the air guide inclined pipe and the air guide bent pipe are communicated through the filter screen plate; the air guide bent pipe is fixedly provided with a one-way valve; the outlet end of the air guide bent pipe is fixedly connected with a box body, and the box body is fixedly arranged at the top of the powder scale; a dust removal cloth bag is arranged in the box body, a fixing plate is fixedly arranged at the inlet end of the dust removal cloth bag, and the fixing plate is fixedly arranged on the inner top surface of the box body; the outlet end of the air guide bent pipe is communicated with the inlet end of the dust removal cloth bag; an air outlet is fixedly arranged on the right side wall of the box body.
Further, the inside fixed exhaust fan that inlays of gas outlet of box right side wall, the exhaust fan is connected with external power source.
Furthermore, a sealing gasket is fixedly embedded between the fixing plate and the inner top surface of the box body.
Furthermore, a clamping seat is fixedly arranged on the top surface of the powder scale, a clamping groove is formed in the middle of the clamping seat, and the bottom of the mounting plate is movably clamped inside the clamping groove.
Furthermore, a driving motor is fixedly arranged on the right side wall of the clamping seat through a motor support, a cam is fixedly arranged at the output end of the driving motor, a cushion block is arranged on the right side wall of the mounting plate, a plurality of telescopic rods are fixedly connected between the cushion block and the mounting plate, a compression spring is sleeved on each telescopic rod, one end of each compression spring is fixedly connected with the cushion block, and the other end of each compression spring is fixedly connected with the mounting plate; the right side wall of the cushion block is in contact with the outer side wall of the cam.
After the structure is adopted, the beneficial effects of the utility model are that: a premixed concrete powder balance exhaust structure, can carry out effectual collection with the dust in the gas with the inside gaseous effectual discharge of dust of powder, simultaneously, prevent that the dust from entering into the outside air, reduce the pollution of dust to the environment, the utility model has the advantages of set up rationally, the cost of manufacture is low.
Description of the drawings:
fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an enlarged schematic view of a portion a in fig. 1.
Fig. 3 is a schematic view of the connection structure between the mounting plate and the filter screen plate of the present invention.
Fig. 4 is a schematic view of the connection structure of the cam and the backing plate of the present invention.
Fig. 5 is a schematic view of the connection structure between the casing and the exhaust fan of the present invention.
Description of reference numerals:
the device comprises a powder scale 1, a feeding hole 2, an air guide inclined pipe 3, an air guide bent pipe 4, a mounting plate 5, a flange 6, a filter screen plate 7, a one-way valve 8, a box body 9, a dust removal cloth bag 10, a fixing plate 11, an air outlet 12, an exhaust fan 13, a sealing washer 14, a clamping seat 15, a clamping groove 16, a driving motor 17, a cam 18, a cushion block 19, an expansion link 20 and a compression spring 21.
The specific implementation mode is as follows:
the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 to 5, the following technical solutions are adopted in the present embodiment: it comprises a powder scale 1 and a feed inlet 2; the upper part of the powder scale 1 is fixedly provided with a feeding hole 2 through a bolt; the dust removal device also comprises an air guide inclined tube 3, an air guide bent tube 4, a mounting plate 5, a filter screen plate 7, a box body 9 and a dust removal cloth bag 10; an air guide inclined tube 3 is fixedly welded on the side wall of the feeding hole 2, the height of the air guide inclined tube 3 is gradually reduced from the outlet end to the inlet end, an air guide bent tube 4 is connected to the outlet end of the air guide inclined tube 3, an installation plate 5 is clamped between the air guide inclined tube 3 and the air guide bent tube 4, and the air guide inclined tube 3, the air guide bent tube 4 and the air guide inclined tube are fixedly connected through a flange 6 and a bolt; the mounting plate 5 is fixedly provided with a filter screen plate 7 through bolts, the air guide inclined tube 3 and the air guide bent tube 4 are communicated through the filter screen plate 7, and the mesh number of the filter screen plate 7 is determined according to the diameter of powder; the air guide bent pipe 4 is fixedly provided with a one-way valve 8 through a bolt, and the air guide direction of the one-way valve 8 is one-way air guide from left to right; the outlet end of the air guide bent pipe 4 is fixedly connected with a box body 9 through a bolt, the box body 9 is fixedly arranged at the top of the powder scale 1 through a bolt, and the box body 9 is provided with an access door; a dust removal cloth bag 10 is arranged inside the box body 9, a fixing plate 11 is fixedly arranged at the inlet end of the dust removal cloth bag 10 through bolts, and the fixing plate 11 is fixedly arranged on the inner top surface of the box body 9 through bolts; the outlet end of the air guide bent pipe 4 is communicated with the inlet end of the dust removal cloth bag 10; a sealing washer 14 is fixedly embedded between the fixed plate 11 and the inner top surface of the box body 9 through a sealing glue, so that the sealing property between the dust removal cloth bag 10 and the air guide bent pipe 4 is improved; an air outlet 12 is fixedly arranged on the right side wall of the box body 9, an exhaust fan 13 with the model of Y5-47 is fixedly embedded in the air outlet 12 of the right side wall of the box body 9, the exhaust fan 13 is connected with an external power supply, the air flow discharge of the box body 9 can be accelerated, and the exhaust efficiency is increased.
Furthermore, a clamping seat 15 is fixedly welded on the top surface of the powder scale 1, a clamping groove 16 is formed in the middle of the clamping seat 15, and the bottom of the mounting plate 5 is movably clamped inside the clamping groove 16, so that the lower end of the mounting plate 5 is conveniently fixed; a driving motor 17 with the model number of 60KTYZ is fixedly arranged on the right side wall of the clamping seat 15 through a motor support and a bolt, a cam 18 is fixedly welded on the output end of the driving motor 17, a cushion block 19 is arranged on the right side wall of the mounting plate 5, a plurality of telescopic rods 20 are fixedly connected between the cushion block 19 and the mounting plate 5, compression springs 21 are sleeved on the plurality of telescopic rods 20, one ends of the compression springs 21 are fixedly welded with the cushion block 19, and the other ends of the compression springs 21 are fixedly welded with the mounting plate 5; the right side wall of the cushion block 19 is in contact with the outer side wall of the cam 18; the driving motor 17 drives the cam 18 to rotate, the cam 18 continuously strikes a cushion block 19 on the telescopic rod 20 in the flying speed rotating process, the cushion block 19 generates vibration through a compression spring 21, high-frequency vibration is transmitted to the filter screen plate 7 through the mounting plate 5, and dust staying on the filter screen plate 7 enters the feeding hole 2.
The working principle of the specific embodiment is as follows: when powder is fed from the feeding hole 2 through an external feeding mechanism, gas mixed with dust enters the air guide inclined tube 3, due to the blocking of the filter screen plate 7, part of the powder is retained on the left side of the filter screen plate 7, part of the dust continuously falls into the feeding hole 2 under the action of gravity, the driving motor 17 drives the cam 18 to rotate, the cam 18 continuously strikes a cushion block 19 on the telescopic rod 20 in the process of flying rotation, the cushion block 19 vibrates through a compression spring 21, high-frequency vibration is transmitted to the filter screen plate 7 through the mounting plate 5, and the dust retained on the filter screen plate 7 enters the feeding hole 2; and part of dust continuously passes through the filter screen plate 7 to enter the air guide bent pipe 4 and then is conveyed to the inside of the dust removal cloth bag 10, the dust removal cloth bag 10 performs secondary filtration on the dust, after filtration, powder is retained in the dust removal cloth bag 10, and gas is exhausted through the exhaust fan 13.
After adopting above-mentioned structure, this embodiment's beneficial effect is as follows:
1. the dust gas in the powder can be effectively discharged after being filtered by the filter screen plate 7 through the gas guide inclined tube 3 and the gas guide bent tube 4;
2. the dust in the gas can be effectively collected through the dust removal cloth bag 10, so that the dust is prevented from entering the outside air, and the pollution of the dust to the environment is reduced.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. An exhaust structure of a premixed concrete powder scale comprises a powder scale (1) and a feed inlet (2); a feed inlet (2) is fixedly arranged at the upper part of the powder scale (1); the method is characterized in that: the dust removal device also comprises an air guide inclined tube (3), an air guide bent tube (4), a mounting plate (5), a filter screen plate (7), a box body (9) and a dust removal cloth bag (10); an air guide inclined pipe (3) is fixedly arranged on the side wall of the feeding hole (2), an air guide bent pipe (4) is connected to the outlet end of the air guide inclined pipe (3), a mounting plate (5) is clamped between the air guide inclined pipe (3) and the air guide bent pipe (4), and the air guide inclined pipe, the air guide bent pipe and the mounting plate are fixedly connected through a flange (6); a filter screen plate (7) is fixedly arranged on the mounting plate (5), and the air guide inclined tube (3) and the air guide bent tube (4) are communicated through the filter screen plate (7); a one-way valve (8) is fixedly arranged on the air guide bent pipe (4); the outlet end of the air guide bent pipe (4) is fixedly connected with a box body (9), and the box body (9) is fixedly arranged at the top of the powder scale (1); a dust removal cloth bag (10) is arranged in the box body (9), a fixing plate (11) is fixedly arranged at the inlet end of the dust removal cloth bag (10), and the fixing plate (11) is fixedly arranged on the inner top surface of the box body (9); the outlet end of the air guide bent pipe (4) is communicated with the inlet end of the dust removing cloth bag (10); an air outlet (12) is fixedly arranged on the right side wall of the box body (9).
2. The exhaust structure of the premixed concrete powder scale according to claim 1, wherein: the air outlet (12) of the right side wall of the box body (9) is internally and fixedly embedded with an exhaust fan (13), and the exhaust fan (13) is connected with an external power supply.
3. The exhaust structure of the premixed concrete powder scale according to claim 1, wherein: and a sealing gasket (14) is fixedly embedded between the fixing plate (11) and the inner top surface of the box body (9).
4. The exhaust structure of the premixed concrete powder scale according to claim 1, wherein: the powder scale is characterized in that a clamping seat (15) is fixedly arranged on the top surface of the powder scale (1), a clamping groove (16) is formed in the middle of the clamping seat (15), and the bottom of the mounting plate (5) is movably clamped inside the clamping groove (16).
5. The exhaust structure of the premixed concrete powder scale according to claim 4, wherein: a driving motor (17) is fixedly arranged on the right side wall of the clamping seat (15) through a motor support, a cam (18) is fixedly arranged on the output end of the driving motor (17), a cushion block (19) is arranged on the right side wall of the mounting plate (5), a plurality of telescopic rods (20) are fixedly connected between the cushion block (19) and the mounting plate (5), compression springs (21) are sleeved on the telescopic rods (20), one ends of the compression springs (21) are fixedly connected with the cushion block (19), and the other ends of the compression springs are fixedly connected with the mounting plate (5); the right side wall of the cushion block (19) is in contact with the outer side wall of the cam (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020433004.XU CN212170872U (en) | 2020-03-30 | 2020-03-30 | Exhaust structure of premixed concrete powder scale |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020433004.XU CN212170872U (en) | 2020-03-30 | 2020-03-30 | Exhaust structure of premixed concrete powder scale |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212170872U true CN212170872U (en) | 2020-12-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020433004.XU Active CN212170872U (en) | 2020-03-30 | 2020-03-30 | Exhaust structure of premixed concrete powder scale |
Country Status (1)
| Country | Link |
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| CN (1) | CN212170872U (en) |
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2020
- 2020-03-30 CN CN202020433004.XU patent/CN212170872U/en active Active
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