CN215966260U - Mobile closed hood ventilation dust removal system of shakeout machine - Google Patents
Mobile closed hood ventilation dust removal system of shakeout machine Download PDFInfo
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- CN215966260U CN215966260U CN202122358854.5U CN202122358854U CN215966260U CN 215966260 U CN215966260 U CN 215966260U CN 202122358854 U CN202122358854 U CN 202122358854U CN 215966260 U CN215966260 U CN 215966260U
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Abstract
The utility model discloses a mobile closed hood ventilation dust removal system of a shakeout machine, which comprises: the collecting cover is used for collecting smoke of the shakeout machine and comprises a door-shaped fixed cover and a door-shaped movable cover which are connected in a sleeved mode, a fixed door is arranged at the end portion of the door-shaped fixed cover, a movable door is arranged at the end portion of the door-shaped movable cover, and the door-shaped movable cover is provided with a first position which is located outside the shakeout machine after being overlapped with the door-shaped fixed cover and a second position which extends out of the door-shaped fixed cover and covers the shakeout machine; the dust removal unit is arranged outside the trapping cover and comprises a first dust remover, a second dust remover and a fan; and the pipeline unit comprises a collecting pipe, a fan inlet pipe, a fan outlet pipe, a circulating air pipe and an emptying pipe. The utility model has the advantages of low equipment investment and good dustproof effect, and can return part of primarily filtered gas to the trapping cover to enable the flue gas in the cover to form uniform airflow.
Description
Technical Field
The utility model relates to the technical field of dust removal of shakeout machines, in particular to a movable type closed hood ventilation dust removal system of a shakeout machine.
Background
Shakeouts are important equipment in the foundry industry, i.e., sand items collapse under the vibration of the shakeout machine, the molding sand collapses, and the casting falls out of the flask and the molding sand. During the collapse of the molding sand, a large amount of smoke is generated, which forms a significant pollution source in a casting workshop. In order to reduce pollution, a sealing cover and a semi-sealing cover are arranged around a shakeout machine to capture smoke at present, and a dust removal device is arranged to remove dust and purify the smoke. The semi-sealed cover has poor trapping effect and still has the phenomenon of smoke diffusion; in order not to influence the normal work of the shakeout machine, the sealing cover needs to be repeatedly disassembled and assembled, and the installation is required to be completed within a short time of the collapse of the molding sand, so that the diffusion of the smoke dust is reduced, and the use is very inconvenient.
Disclosure of Invention
In order to solve the problems, the utility model provides a mobile closed hood ventilation and dust removal system of a shakeout machine, which can specifically adopt the following technical scheme:
the utility model relates to a movable closed hood ventilation dust removal system of a shakeout machine, which comprises
The collecting cover is used for collecting smoke of the shakeout machine and comprises a door-shaped fixed cover and a door-shaped movable cover which are connected in a sleeved mode, a fixed door is arranged at the end portion of the door-shaped fixed cover, a movable door is arranged at the end portion of the door-shaped movable cover, and the door-shaped movable cover is provided with a first position which is located outside the shakeout machine after being overlapped with the door-shaped fixed cover and a second position which extends out of the door-shaped fixed cover and covers the shakeout machine;
the dust removal unit is arranged outside the trapping cover and comprises a first dust remover, a second dust remover and a fan;
a piping unit comprising
One end of the collecting pipe is connected with the fixed door, and the other end of the collecting pipe is connected with an inlet of the first dust remover;
one end of the fan inlet pipe is connected with the outlet of the first dust remover, and the other end of the fan inlet pipe is connected with the inlet of the fan;
one end of the fan outlet pipe is connected with the outlet of the fan, and the other end of the fan outlet pipe is connected with the inlet of the second dust remover;
one end of the circulating air pipe is connected with the outlet pipe of the fan, the other end of the circulating air pipe is connected with a left branch pipe and a right branch pipe which are arranged in parallel, the tail ends of the left branch pipe and the right branch pipe are arranged close to the inner side of the movable door, and the opposite surfaces of the left branch pipe and the right branch pipe are provided with air exhaust holes for forming an air curtain;
and one end of the emptying pipe is connected with the outlet of the second dust remover, and the other end of the emptying pipe is communicated with the external environment.
The bottom of the door-shaped movable cover is provided with a roller which is matched and connected with the rails arranged on the two sides of the shakeout machine.
And the door-shaped fixed cover is provided with a sealing strip connected with the door-shaped movable cover.
The movable door is a rolling door or a movable baffle.
The first dust remover is a cyclone dust remover, and the second dust remover is a bag-type dust remover.
The fixed door is provided with a through hole for penetrating the left branch pipe and the right branch pipe.
The left branch pipe and the right branch pipe are arranged above the collecting pipe.
And telescopic joints are arranged on the left branch pipe and the right branch pipe.
The movable closed hood ventilation dust removal system for the shakeout machine, provided by the utility model, adopts the telescopic catching hood, so that the normal work of the shakeout machine is not influenced, the smoke dust can be caught in time, the complicated installation process is avoided, the dust prevention effect is good, and the time and the labor are saved; the air curtain is formed at one end of the movable door, so that dust-containing smoke can be prevented from escaping, the smoke in the cover forms uniform airflow organization flowing towards the direction of the collecting pipe, the processing air quantity of the second dust remover is reduced, and the equipment investment is saved; in addition, after the circulating air dust removal mode is adopted in cold regions, indoor heating load can be reduced, energy conservation and emission reduction are facilitated, and a thermal environment in a workshop is kept.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural view of the right branch pipe in fig. 1.
Detailed Description
The following describes embodiments of the present invention in detail with reference to the drawings, which are implemented on the premise of the technical solution of the present invention, and give detailed implementation manners and specific working procedures, but the scope of the present invention is not limited to the following embodiments.
As shown in figures 1 and 2, the movable closed hood ventilation and dust removal system of the shakeout machine comprises a collecting hood, a dust removal unit and a pipeline unit.
The trapping cover is used for trapping smoke of the shakeout machine and comprises a door-shaped fixed cover 101 and a door-shaped movable cover 102 which are connected in a sleeved mode, wherein the door-shaped movable cover 102 is located on the inner side of the door-shaped fixed cover 101, tracks located on two sides of the shakeout machine are installed in the door-shaped fixed cover 101 along the length direction, and rollers 103 connected with the tracks in a sliding mode are installed at the bottom of the door-shaped movable cover 102. In order to seal the cover body, a weather strip is attached to the inside of the door-shaped fixed cover 101 so as to be in contact with the door-shaped movable cover 102, a fixed door 104 is attached to the end of the door-shaped fixed cover 101, and a movable door 105 is attached to the end of the door-shaped movable cover 102. When the door-shaped movable cover 102 is completely nested in the door-shaped fixed cover 101, the trapping cover is positioned outside the shakeout machine, and at the moment, the trapping cover is called as a first position of the door-shaped movable cover 102; when the door-shaped movable hood 102 is extended out of the door-shaped fixed hood 101 and the shakeout machine is covered, it is referred to as a second position of the door-shaped movable hood 102. The movable door 105 may be a rolling door or a movable baffle.
The dust removal unit is positioned outside the collecting cover and comprises a first dust remover 2, a second dust remover 3 and a fan 4, wherein under the normal condition, the first dust remover 2 adopts a cyclone dust remover, and the second dust remover 3 adopts a bag-type dust remover.
The duct unit is installed between each equipment of collection cover and above-mentioned dust removal unit, and it includes: a collecting pipe 501 having one end connected to the fixed door 104 and the other end connected to an inlet of the first dust collector 2; a fan inlet pipe 502 having one end connected to the outlet of the first dust collector 2 and the other end connected to the inlet of the fan 4; a fan outlet pipe 503 having one end connected to the outlet of the fan 4 and the other end connected to the inlet of the second dust collector 3; a circulating air pipe 504 is communicated with an outlet pipe 503 of the fan, the other end of the circulating air pipe 504 is connected with a left branch pipe 505 and a right branch pipe 506 which are arranged in parallel, the left branch pipe 505 and the right branch pipe 506 are positioned above the collecting pipe 501, both of the left branch pipe 505 and the right branch pipe 506 pass through a through hole on the fixed door 104 to enter the collecting cover, extend to one end of the movable door 105 along the top of the collecting cover, and bend downwards when reaching the vicinity of the movable door 105, and are respectively positioned at the left side and the right side of the movable door 105, exhaust holes 507 for forming air curtains are respectively arranged on the opposite surfaces of the left branch pipe 505 and the right branch pipe 506 at the section (namely the tail end), and the air curtains formed by the exhaust holes 507 are positioned at the inner side of the movable door 105 and are arranged in parallel with the movable door 105; in order to match the movement of the door-shaped movable cover 102, telescopic joints 508 are arranged on the left branch pipe 505 and the right branch pipe 506, and the tail sections of the pipelines are fixed on the door-shaped movable cover 102. In addition, an evacuation pipe 509 communicating with the outside environment is installed at the outlet of the second dust collector 3.
Before the molding sand is collapsed, the door-shaped movable cover 102 is completely sleeved in the door-shaped fixed cover 101 in a stacking manner, so that the trapping cover is positioned outside the shakeout machine, and the normal work of the shakeout machine is not influenced; when the sand collapse starts, the gate-shaped movable hood 102 is quickly pulled out of the gate-shaped fixed hood 101, and the movable door 105 is lowered to cover the shakeout machine in the trap hood. Starting a fan 4, enabling dust-containing smoke to enter a first dust remover 2 for dust removal along a collecting pipe 501, then enabling the dust-containing smoke to enter the fan 4 through a fan inlet pipe 502, and dividing the dust-containing smoke into two paths at an outlet of the fan 4, wherein most of airflow returns to a collecting cover along a circulating air pipe 504, namely, the airflow is blown out from air exhaust holes 507 of a left branch pipe 505 and a right branch pipe 506 to form an air curtain parallel to the movable door 105, and the dust-containing smoke in the collecting cover is blocked from escaping, so that the dust-containing smoke flows towards the direction of the collecting pipe 501; and the other part of the gas at the outlet of the fan 4 enters the second dust remover 3 along the outlet pipe 503 of the fan, and is discharged after reaching the standard through the emptying pipe 509 after further dust removal and purification.
It should be noted that in the description of the present invention, terms of orientation or positional relationship such as "front", "rear", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Claims (8)
1. The utility model provides a portable closed hood ventilation dust pelletizing system of shakeout machine which characterized in that: comprises that
The collecting cover is used for collecting smoke of the shakeout machine and comprises a door-shaped fixed cover and a door-shaped movable cover which are connected in a sleeved mode, a fixed door is arranged at the end portion of the door-shaped fixed cover, a movable door is arranged at the end portion of the door-shaped movable cover, and the door-shaped movable cover is provided with a first position which is located outside the shakeout machine after being overlapped with the door-shaped fixed cover and a second position which extends out of the door-shaped fixed cover and covers the shakeout machine;
the dust removal unit is arranged outside the trapping cover and comprises a first dust remover, a second dust remover and a fan;
a piping unit comprising
One end of the collecting pipe is connected with the fixed door, and the other end of the collecting pipe is connected with an inlet of the first dust remover;
one end of the fan inlet pipe is connected with the outlet of the first dust remover, and the other end of the fan inlet pipe is connected with the inlet of the fan;
one end of the fan outlet pipe is connected with the outlet of the fan, and the other end of the fan outlet pipe is connected with the inlet of the second dust remover;
one end of the circulating air pipe is connected with the outlet pipe of the fan, the other end of the circulating air pipe is connected with a left branch pipe and a right branch pipe which are arranged in parallel, the tail ends of the left branch pipe and the right branch pipe are arranged close to the inner side of the movable door, and the opposite surfaces of the left branch pipe and the right branch pipe are provided with air exhaust holes for forming an air curtain;
and one end of the emptying pipe is connected with the outlet of the second dust remover, and the other end of the emptying pipe is communicated with the external environment.
2. The mobile enclosure ventilation dust removal system of shakeout machine of claim 1, wherein: the bottom of the door-shaped movable cover is provided with a roller which is matched and connected with the rails arranged on the two sides of the shakeout machine.
3. The mobile enclosure ventilation dust removal system of shakeout machine of claim 1, wherein: and the door-shaped fixed cover is provided with a sealing strip connected with the door-shaped movable cover.
4. The mobile enclosure ventilation dust removal system of shakeout machine of claim 1, wherein: the movable door is a rolling door or a movable baffle.
5. The mobile enclosure ventilation dust removal system of shakeout machine of claim 1, wherein: the first dust remover is a cyclone dust remover, and the second dust remover is a bag-type dust remover.
6. The mobile enclosure ventilation dust removal system of shakeout machine of claim 1, wherein: the fixed door is provided with a through hole for penetrating the left branch pipe and the right branch pipe.
7. The mobile enclosure ventilation dust removal system of shakeout machine of claim 1, wherein: the left branch pipe and the right branch pipe are arranged above the collecting pipe.
8. The mobile enclosure ventilation dust removal system of shakeout machine of claim 1, wherein: and telescopic joints are arranged on the left branch pipe and the right branch pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122358854.5U CN215966260U (en) | 2021-09-28 | 2021-09-28 | Mobile closed hood ventilation dust removal system of shakeout machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122358854.5U CN215966260U (en) | 2021-09-28 | 2021-09-28 | Mobile closed hood ventilation dust removal system of shakeout machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215966260U true CN215966260U (en) | 2022-03-08 |
Family
ID=80510178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122358854.5U Active CN215966260U (en) | 2021-09-28 | 2021-09-28 | Mobile closed hood ventilation dust removal system of shakeout machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215966260U (en) |
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2021
- 2021-09-28 CN CN202122358854.5U patent/CN215966260U/en active Active
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