CN212663097U - Dust collector is used in V method casting - Google Patents

Abstract

The utility model discloses a dust removing device for V-process casting, which comprises a bag-type dust remover, wherein a conveying pipe is installed at the gas outlet of the bag-type dust remover, a speed reducing pipe is installed at one end of the conveying pipe, which is far away from the bag-type dust remover, the dust removing device comprises a first-level thickening pipe, a second-level thickening pipe and a third-level thickening pipe which are sequentially arranged, a spraying system is installed at one end of the third-level thickening pipe, which is far away from the conveying pipe, the spraying system comprises a spraying box, a baffle plate is arranged in the spraying box, the baffle plate comprises a lower plate and an upper plate, the lower plate and the upper plate are arranged at intervals, a spraying pipe is installed above the inner part of the spraying box, the utility model is provided with speed reducing pipes, the three speed reducing pipes can reduce the gas carrying dust, the reduced gas can slowly pass through the spraying system, so as to avoid the situation that the dust, the baffle plate is arranged, so that the spraying time can be prolonged, and the thorough dust removal is ensured.

Description

Dust collector is used in V method casting

Technical Field

The utility model relates to a V method casting technical field specifically is a dust collector is used in V method casting.

Background

At present, in the V-method casting, a sand treatment system conveys molding sand to a sand hopper for sand mold forming. The sand needs to be dedusted in the conveying process, so that the quality of the sand mold is ensured. The mode that adopts at present is directly in drawing the dust removal jar with the dust in the molding sand with the air exhauster, utilizes the dust removal jar to discharge the dust. This dust removal method has two disadvantages: firstly, the air exhauster can suck partial molding sand and dust into the dust removal tank together to be discharged, so that the loss of molding sand is caused;

the V method casting dust collector is proposed in patent with application number 201310724327.9 for this reason, and it separates molding sand and dust through the sack cleaner, and the dust is removed dust through drenching the spray device again, and this kind of mode has following defect:

the flow rate of the gas carrying the dust is too fast, the spraying water is difficult to spray the dust, and the time of the gas spraying system is too short, so that the dust is difficult to remove thoroughly.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dust collector is used in V method casting to solve the gas flow velocity that carries the dust among the prior art too fast, drench the water spray and be difficult to drench the dust down, and gaseous time of drenching the spraying system again is too short, is difficult to the thorough problem of removing dust.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a dust collector is used in V method casting, includes the sack cleaner, the conveyer pipe is installed to the gas outlet of sack cleaner, the conveyer pipe is kept away from the one end of sack cleaner and is installed the speed reduction pipe, add thick pipe, second grade including the one-level that sets gradually and add thick pipe and tertiary thick pipe, the tertiary one end of keeping away from the conveyer pipe with thick pipe is installed and is drenched the system of spouting, it includes drenches the spray box to drench the system of spouting, the inside of drenching the spray box is provided with the baffling board, the baffling board includes hypoplastron and upper plate, hypoplastron and upper plate separate the setting, the inside top of dre.

Preferably, still include and send the sand machine, send the sand machine to be connected with the sack cleaner, and the discharge gate of sack cleaner installs the cold bed.

Preferably, drench the spray tube including being responsible for, the lower surface mounting who is responsible for has a branch pipe, and the lower extreme of branch pipe passes and drenches the spray box, and the lower extreme of branch pipe is fixed with the shower nozzle.

Preferably, the lower end of the lower plate is provided with a water outlet pipe, and one end of the water outlet pipe penetrates through the spraying box.

Preferably, the upper surface of the water outlet pipe is provided with an opening.

Preferably, an exhaust port is arranged on one side of the spraying box, which is far away from the speed reducing pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model is provided with the deceleration pipes, the three deceleration pipes can decelerate the gas carrying dust, and the decelerated gas can slowly pass through the spraying system, so as to avoid the condition that the dust caused by the over-fast gas flow velocity can not follow the sprayed water to fall down;

2. the baffle plate is arranged, so that the time of air carrying dust in the spraying box can be prolonged, the spraying time can be prolonged, and thorough dust removal is ensured.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

FIG. 1 is an overall schematic block diagram of the present invention;

FIG. 2 is a schematic view of the connection between the deceleration pipe and the shower system of the present invention;

fig. 3 is a schematic view of the connection between the lower plate and the water outlet pipe of the present invention.

In the figure: 1. sending a sand machine; 2. a bag-type dust collector; 3. a spraying system; 31. spraying a box; 32. spraying pipes; 321. a main pipe; 322. a branch pipe; 323. a spray head; 33. an exhaust port; 34. a water outlet pipe; 341. an opening; 35. a baffle plate; 351. a lower plate; 352. an upper plate; 4. cooling the bed; 5. a delivery pipe; 6. a deceleration tube; 61. a first-stage thickening pipe; 62. secondary thickening pipe; 63. and adding a thick pipe at the third stage.

Detailed Description

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.

Referring to fig. 1, in the embodiment of the present invention, a dust removing device for V-process casting includes a sand feeder 1 and a bag-type dust collector 2, the sand feeder 1 is connected to the bag-type dust collector 2, and a cooling bed 4 is installed at a discharge port of the bag-type dust collector 2, during the process that the sand feeder 1 conveys molding sand to the cooling bed 4, dust in the molding sand is sucked away by the bag-type dust collector 2, and the molding sand is blocked by the bag-type dust collector 2 and cannot be sucked away together with the dust;

referring to fig. 1 and 2, a conveying pipe 5 is installed at an air outlet of the bag-type dust collector 2, a speed reducing pipe 6 is installed at one end, far away from the bag-type dust collector 2, of the conveying pipe 5 and comprises a first-stage thickening pipe 61, a second-stage thickening pipe 62 and a third-stage thickening pipe 63 which are sequentially arranged, the conveying pipe 5 conveys dust to the inside of the first-stage thickening pipe 61 to reduce the speed of the air flow for the first time, the second-stage thickening pipe 62 can reduce the speed for the second time, and the third-stage thickening pipe 63 can reduce the speed for the third time, so that the air flow carrying;

as shown in fig. 2, a spraying system 3 is installed at one end of the third-stage thickening pipe 63 far from the conveying pipe 5, air carrying dust discharged from the third-stage thickening pipe 63 can enter the spraying box 31, the spraying system 3 comprises the spraying box 31, a baffle plate 35 is arranged inside the spraying box 31, the baffle plate 35 comprises a lower plate 351 and an upper plate 352, the lower plate 351 and the upper plate 352 are arranged at intervals, and the baffle plate 35 can baffle the air carrying dust so as to prolong the time of the dust in the spraying box 31 and ensure thorough dust treatment;

continuing to refer to fig. 2, a shower nozzle 32 is installed above the interior of the shower box 31, the shower nozzle 32 includes a main pipe 321, a branch pipe 322 is installed on the lower surface of the main pipe 321, the lower end of the branch pipe 322 passes through the shower box 31, a nozzle 323 is fixed on the lower end of the branch pipe 322, an external water source enters the interior of the branch pipe 322 through the main pipe 321, and is then sprayed out through the nozzle 323;

as shown in fig. 2, an exhaust port 33 is installed on one side of the shower box 31 away from the speed reducing pipe 6, and the exhaust port 33 is used for exhausting clean air;

referring to fig. 2 and 3, the lower end of the lower plate 351 is provided with a water outlet pipe 34, one end of the water outlet pipe 34 passes through the spraying box 31, the upper surface of the water outlet pipe 34 is provided with an opening 341, and waste water can enter the water outlet pipe 34 through the opening 341 and then be discharged from the water outlet pipe 34.

The utility model discloses a theory of operation and use flow: when using this device, send sand machine 1 to carry the molding sand to the in-process of cold bed 4, dust through sack cleaner 2 in with the molding sand is siphoned away, and the molding sand is blocked by sack cleaner 2 and can not be siphoned away along with the dust together, the dust passes through conveyer pipe 5 and gets into the inside of deceleration tube 6, the inside that the one-level adds venturi 61 once slows down the air current, the second grade adds venturi 62 and can carry out the secondary deceleration, the tertiary coarse tube 63 that adds can carry out the cubic deceleration, and then make the air current that carries the dust can slow motion, baffling board 35 can just carry out the baffling to the air that carries the dust, in order to prolong the dust and being drenched the inside time of case 31, in order to guarantee that the dust is handled.

Finally, it should be noted that: 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 described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides a dust collector is used in V method casting, includes sack cleaner (2), its characterized in that: conveyer pipe (5) are installed to the gas outlet of sack cleaner (2), conveyer pipe (5) are kept away from the one end of sack cleaner (2) and are installed speed reduction tube (6), add thick pipe (61), second grade including the one-level that sets gradually and add thick pipe (62) and tertiary thick pipe (63), the one end that conveyer pipe (5) were kept away from to tertiary thick pipe (63) is installed and is drenched spraying system (3), drench spraying system (3) including drenching spray box (31), the inside of drenching spray box (31) is provided with baffling board (35), baffling board (35) include hypoplastron (351) and upper plate (352), hypoplastron (351) and upper plate (352) interval set up, the inside top of drenching spray box (31) is installed and is drenched spray tube (32).

2. The dust removing device for V-process casting according to claim 1, wherein: still including sending sand machine (1), send sand machine (1) to be connected with sack cleaner (2), and the discharge gate of sack cleaner (2) installs cold bed (4).

3. The dust removing device for V-process casting according to claim 1, wherein: the spray pipe (32) comprises a main pipe (321), a branch pipe (322) is installed on the lower surface of the main pipe (321), the lower end of the branch pipe (322) penetrates through the spray box (31), and a spray head (323) is fixed at the lower end of the branch pipe (322).

4. The dust removing device for V-process casting according to claim 1, wherein: the lower end of the lower plate (351) is provided with a water outlet pipe (34), and one end of the water outlet pipe (34) penetrates through the spraying box (31).

5. The dust removing device for V-process casting according to claim 4, wherein: an opening (341) is formed in the upper surface of the water outlet pipe (34).

6. The dust removing device for V-process casting according to claim 1, wherein: an exhaust port (33) is arranged on one side of the spraying box (31) far away from the speed reducing pipe (6).

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