CN217662064U - Negative pressure suction filtering device of hot core box core shooter - Google Patents
Negative pressure suction filtering device of hot core box core shooter Download PDFInfo
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- CN217662064U CN217662064U CN202221729909.7U CN202221729909U CN217662064U CN 217662064 U CN217662064 U CN 217662064U CN 202221729909 U CN202221729909 U CN 202221729909U CN 217662064 U CN217662064 U CN 217662064U
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- fan
- negative pressure
- pressure suction
- core shooter
- filter device
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Abstract
The utility model discloses a negative pressure suction filter device of a hot core box core shooter, which comprises a sand collection closed box body and a fan, wherein a dust and gravel connector and a fan air inlet are arranged on the sand collection closed box body; the fan extracts gas in the sand collecting closed box body through a fan air inlet; a filtering mechanism for preventing dust and gravel from being sucked into the fan is arranged in the sand collecting closed box. The utility model discloses can effectively reduce the quantity of dust gravel suction fan.
Description
Technical Field
The utility model belongs to the technical field of hot core box core shooter, a hot core box core shooter negative pressure suction filter equipment is related to.
Background
In order to improve the quality of the sand core and the consideration of the manufacturing cost, an auxiliary matching device, namely a negative pressure suction device, is pertinently adopted in the mould matched with the hot core box core shooter. Utilize the principle of admitting air of fan to drop former sand phenomenon control at certain within range, owing to not set up filter equipment, can frequently appear after using a period that the amount of wind is unstable and dust, gravel get into the fan, shorten fan life, influence the stability of the amount of wind and wind pressure of taking out, direct influence negative pressure effect causes the host computer equipment to make the product rate reduction. The effect is bad, finally leads to the phenomenon that the fan is damaged and scrapped due to the overload operation.
Disclosure of Invention
An object of the utility model is to overcome not enough among the prior art, provide a hot core box core shooter negative pressure suction filter equipment, can effectively reduce the quantity that the fan was inhaled to the dust gravel.
In order to achieve the purpose, the utility model is realized by adopting the following technical scheme:
a negative pressure suction filter device of a hot core box core shooter comprises a sand collection closed box body and a fan, wherein a dust and gravel connecting port and a fan air inlet are formed in the sand collection closed box body; the fan extracts gas in the sand collecting closed box body through a fan air inlet; a filtering mechanism for preventing dust and gravel from being sucked into the fan is arranged in the sand collecting closed box.
Optionally, the sand collecting closed box body comprises an upper end cover, a middle cylinder body and a lower cylinder body, and two ends of the middle cylinder body are respectively connected with the upper end cover and the upper end of the lower cylinder body through bolts; the dust gravel connecting port is arranged on the side wall of the lower barrel, and the air inlet of the fan is arranged on the upper end cover.
Optionally, the lower end of the lower cylinder body is provided with a valve.
Optionally, the filtering mechanism includes a fiber metal filter bag, and an outer wall of a bag opening of the fiber metal filter bag is connected with an inner wall of the upper end cover through a bolt.
Optionally, a screw for shaping is arranged in the fiber metal filter bag, the upper end of the screw penetrates through the upper end cover and is in threaded connection with the upper end cover, and the lower end of the screw is arranged at the bottom of the fiber metal filter bag.
Optionally, the outer wall of the sand-collecting closed box body is provided with a mounting frame for mounting a fan.
Optionally, the fan comprises a centrifugal fan, and the valve comprises an electrically controlled butterfly valve.
Compared with the prior art, the utility model discloses the beneficial effect who reaches:
the utility model provides a negative pressure suction filter device of a hot core box core shooter, which effectively prevents gravel and dust from entering the inside of a fan through a filter mechanism, and ensures that the fan is always in a normal operating state; the valve is convenient for discharging and collecting waste sand and dust; the device has the advantages of simple structure, compact design, stability, reliability, small required installation space and convenient use.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
in the figure: 1. a lower cylinder body; 2. an upper end cover; 3. a fan; 4. a filtering mechanism; 5. a valve; 6. a middle cylinder; 7. a dust and gravel connecting port; 8. a fan air inlet; 9. a screw; 10. and (7) mounting a frame.
Detailed Description
The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate a number of the indicated technical features. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The first embodiment is as follows:
as shown in fig. 1, the negative pressure suction filter device of the hot core box core shooter comprises a sand collection closed box body and a fan 3, wherein the lower end of the sand collection closed box body is provided with a valve 5, and the valve 5 is an electric control butterfly valve; the sand and gravel collecting closed box body is provided with a dust and gravel connecting port 7 and a fan air inlet 8; the outer wall of the sand collecting closed box body is provided with a mounting frame 10 for mounting a fan 3, the fan 3 is fixedly mounted on the mounting frame 10, the fan 3 is a centrifugal fan, and the fan 3 extracts gas in the sand collecting closed box body through a fan air inlet; a filtering mechanism 4 for preventing dust and gravel from being sucked into the fan 3 is arranged in the sand collecting closed box body, the filtering mechanism 4 is a fiber metal filtering bag, the outer wall of a bag opening of the filtering bag is connected with the inner wall of the sand collecting closed box body through a bolt, and the bag bottom of the fiber metal filtering bag is arranged in the lower barrel body 1 and is lower than the dust and gravel connecting port 7; the filtering mechanism 4 effectively prevents the quicksand and the dust from entering the fan 3, and ensures that the fan 3 is always in a normal operation state;
the fiber metal filter bag is internally provided with a screw 9 for shaping, the screw 9 penetrates through the box wall of the sand collection closed box body and is in threaded connection with the upper end of the sand collection closed box body, and the lower end of the screw 9 is arranged at the bottom of the fiber metal filter bag.
Example two:
as shown in fig. 1, the sand-collecting closed box comprises an upper end cover 2, a middle cylinder 6 and a lower cylinder 1, wherein the lower end of the lower cylinder 1 is funnel-shaped, the upper end of the middle cylinder 6 is connected with the upper end cover 2 through a bolt, and the lower end is connected with the upper end of the lower cylinder 1 through a bolt; the valve 5 is arranged at the lower end of the lower barrel 1; the air inlet 8 of the fan is arranged on the side wall of the lower cylinder body 1, and the dust and gravel connecting port 7 is arranged on the upper end cover 2; the detachable sand-collecting closed box body is convenient for the disassembly and the assembly of the filtering structure 4.
When the filter mechanism is applied, the filter mechanism 4 effectively prevents the quicksand and the dust from entering the fan; after the work is finished, the fan 3 and the valve 5 are closed, and the fiber metal filter bag can be conveniently replaced by opening the upper end cover 2; the valve 5 is opened, so that the gravel and the dust can be discharged and collected conveniently.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (7)
1. A negative pressure suction filter device of a hot core box core shooter is characterized in that: the sand-collecting closed box body is provided with a dust and gravel connecting port and a fan air inlet; the fan extracts gas in the sand collecting closed box body through a fan air inlet; a filtering mechanism for preventing dust and gravel from being sucked into the fan is arranged in the sand collecting closed box.
2. The negative pressure suction filter device of the hot box core shooter according to claim 1, characterized in that: the sand collecting closed box body comprises an upper end cover, a middle cylinder body and a lower cylinder body, wherein two ends of the middle cylinder body are respectively connected with the upper end cover and the upper end of the lower cylinder body through bolts; the dust gravel connecting port is arranged on the side wall of the lower barrel, and the air inlet of the fan is arranged on the upper end cover.
3. The negative pressure suction filter device for the hot box core shooter according to claim 2, characterized in that: and a valve is arranged at the lower end of the lower barrel.
4. The negative pressure suction filter device for the hot box core shooter according to claim 2, characterized in that: the filtering mechanism comprises a fiber metal filtering bag, and the outer wall of a bag opening of the fiber metal filtering bag is connected with the inner wall of the upper end cover through a bolt.
5. The negative pressure suction filter device for the hot box core shooter according to claim 4, characterized in that: the fiber metal filter bag is internally provided with a screw rod for shaping, the upper end of the screw rod penetrates through the upper end cover and is in threaded connection with the upper end cover, and the lower end of the screw rod is arranged at the bottom of the fiber metal filter bag.
6. The negative pressure suction filter device of the hot box core shooter according to claim 1, characterized in that: the outer wall of the sand collecting closed box body is provided with a mounting frame for mounting a fan.
7. The negative pressure suction filter device for the hot box core shooter according to claim 3, characterized in that: the fan comprises a centrifugal fan, and the valve comprises an electric control type butterfly valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221729909.7U CN217662064U (en) | 2022-07-07 | 2022-07-07 | Negative pressure suction filtering device of hot core box core shooter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221729909.7U CN217662064U (en) | 2022-07-07 | 2022-07-07 | Negative pressure suction filtering device of hot core box core shooter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217662064U true CN217662064U (en) | 2022-10-28 |
Family
ID=83715023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221729909.7U Active CN217662064U (en) | 2022-07-07 | 2022-07-07 | Negative pressure suction filtering device of hot core box core shooter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217662064U (en) |
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2022
- 2022-07-07 CN CN202221729909.7U patent/CN217662064U/en active Active
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