阅读说明：本技术 粉体过滤装置 (Powder filtering device ) 是由 李明媚 王栋林 于 2020-04-26 设计创作，主要内容包括：本发明涉及一种粉体过滤装置,包括滤室及滤盖,所述滤室与滤盖转动连接,使所述滤盖可相对于滤室开闭；在所述滤室与滤盖的相对面均设置法兰,所述法兰上至少开设一开口,在所述至少一开口上安装至少一加压部；在所述滤室内还安装至少一过滤部。与现有技术相比,加压部的设置可实现对滤盖、滤室闭合后的夹紧,使得滤盖相对滤室的启闭方便、快捷。过滤部中滤件设置为锥形结构,该锥形结构的侧面可供杂质滑动至四周滤筒处积存,不会直接接触滤孔并堵塞滤孔,使得清掏次数大大减少,不仅降低了工人的劳动强度,节省输送时间,还减小了粉尘对环境的污染,保护了工人的身体健康。(The invention relates to a powder filtering device, which comprises a filtering chamber and a filtering cover, wherein the filtering chamber is rotationally connected with the filtering cover, so that the filtering cover can be opened and closed relative to the filtering chamber; flanges are arranged on the opposite surfaces of the filter chamber and the filter cover, at least one opening is formed in each flange, and at least one pressurizing part is arranged on each opening; at least one filter part is also arranged in the filter chamber. Compared with the prior art, the clamping after the filter cover and the filter chamber are closed can be realized by the aid of the pressurizing part, so that the filter cover is convenient and quick to open and close relative to the filter chamber. Filter the piece and set up to the toper structure in the filter house, the side of this toper structure can supply impurity to slide to straining a section of thick bamboo all around and store up, can not direct contact filtration pore and block up the filtration pore for the clear number of times of drawing significantly reduces, has not only reduced workman's intensity of labour, saves transport time, has still reduced the pollution of dust to the environment, has protected workman's is healthy.)

1. The powder filtering device comprises a filtering chamber and a filtering cover, wherein the filtering chamber is rotationally connected with the filtering cover so that the filtering cover can be opened and closed relative to the filtering chamber; the opposite face of straining the room and straining the lid all sets up flange, its characterized in that: the flange is provided with at least one opening, and the at least one opening is provided with at least one pressurizing part; at least one filter part is also arranged in the filter chamber.

2. The powder filtering device of claim 1, wherein: the pressurizing part is composed of at least one fixing part, at least one rotating part and at least one limiting part, and the at least one fixing part and the at least one limiting part are respectively in rotating connection with the at least one rotating part.

3. A powder filtration apparatus as claimed in claim 2, wherein: and at least one spigot is arranged on the outer side of the at least one fixing piece and used for abutting against at least one end face of the flange.

4. A powder filtration apparatus as claimed in claim 2, wherein: the outer side of the at least one limiting piece is provided with at least one protruding part.

5. A powder filtration apparatus as claimed in claim 2, wherein: at least one force applying rod is connected with the at least one rotating piece.

6. The powder filtering device of claim 1, wherein: the at least one filtering part is formed by combining a filter cylinder and a filter element arranged in the filter cylinder.

7. The powder filtering device of claim 6, wherein: the filter element extends axially from one side of the filter cartridge to form a conical structure.

8. The powder filtering device of claim 6, wherein: and the side surface of the conical structure is provided with at least one filtering hole.

9. The powder filtering device of claim 8, wherein: the at least one filtering hole is arranged along at least one generatrix direction of the side surface of the conical structure.

Technical Field

The invention relates to the technical field of air filtration, in particular to a powder filtering device for powder.

Background

At present, its filter screen of air cleaner on the market is plane or straight section of thick bamboo structure, this kind of filter screen structure makes impurity adhere to on the filter screen surface easily, especially in the trade that uses the powder, the powder is easily brought into debris in the loading process, in the transportation process of tank wagon to feed stock bin or other container pay-offs, filter screen surface adheres to debris when using a period, and then stop the pay-off, and need the manual work to clearly draw in order to clear away this debris, this kind of manual work clearly draws the mode and leads to flying dust scattered, not only influence the operation environment, it influences healthy to inhale the human body easily still.

Disclosure of Invention

In view of the above-mentioned drawbacks of the prior art, it is an object of the present invention to provide a powder filtering device. Compared with the prior art, the invention can intercept sundries carried by the tank car when powder is conveyed to a storage bin or other containers, reduces the manual cleaning frequency, can protect the environment and can ensure the operating environment of cleaning and operating personnel.

In order to achieve the purpose, the technical scheme of the invention is as follows:

the powder filtering device comprises a filtering chamber and a filtering cover, wherein the filtering chamber is rotationally connected with the filtering cover so that the filtering cover can be opened and closed relative to the filtering chamber; flanges are arranged on the opposite surfaces of the filter chamber and the filter cover, at least one opening is formed in each flange, and at least one pressurizing part is arranged on each opening; at least one filter part is also arranged in the filter chamber.

The further technical scheme is as follows:

preferably, the pressurizing part comprises at least one fixing part, at least one rotating part and at least one limiting part, and the at least one fixing part and the at least one limiting part are respectively connected with the at least one rotating part in a rotating manner;

preferably, the outer side of the at least one fixing piece is provided with at least one spigot for abutting against at least one end face of the flange;

preferably, at least one protrusion is provided on an outer side of the at least one limiting member;

preferably, at least one force applying rod is further connected to the at least one rotating member;

preferably, the at least one filtering part is formed by combining a filter cartridge and a filter element installed in the filter cartridge;

preferably, the filter element extends from one side of the filter cylinder along the axial direction to form a conical structure;

preferably, the side surface of the conical structure is provided with at least one filtering hole;

preferably, the at least one filter hole is arranged along at least one generatrix direction of the side surface of the conical structure.

Compared with the prior art, the invention has the following beneficial technical effects:

the setting of (one) pressurization portion can realize straining the tight of clamp after lid, the straining chamber closure, guarantees to strain and is in a confined environment between lid and the straining chamber inside, can not produce frictional resistance with the flange when setting up the opening on the flange and making pressurization portion first nut rotate on first screw rod for strain convenient, the swift of opening and close of the relative straining chamber of lid.

The filtering part in the filtering part is set to be in a conical structure, impurities can slide to the periphery of the filtering cylinder to be stored, the impurities cannot directly contact with the filtering holes and block the filtering holes, the cleaning frequency is greatly reduced, the labor intensity of workers is reduced, the conveying time is saved, the pollution of dust to the environment is reduced, and the health of the workers is protected.

Drawings

Fig. 1 shows an isometric view of a powder filter arrangement according to an embodiment of the invention.

Fig. 2 is a front view of a powder filter device according to an embodiment of the present invention.

Fig. 3 shows a side view of a powder filter device according to an embodiment of the invention.

Fig. 4 is a schematic sectional view of a powder filter device in the direction a-a according to an embodiment of the present invention.

Fig. 5 shows an enlarged schematic structural diagram of a powder filtering apparatus at a point a according to an embodiment of the present invention.

In the drawings, the reference numbers: 1. a filtration chamber; 101. a first reducer pipe; 102. a first short pipe; 103. a first flange; 104. a first opening; 105. a long tube; 2. a support leg; 3. a shaft; 4. a first screw; 5. a first nut; 6. a stressing rod; 7. a filter cover; 701. a second short pipe; 702. a second reducer pipe; 703. a second flange; 704. a second opening; 8. a filter cartridge; 801. a base; 802. An axial support bar; 901. a filter element; 902. filtering holes; 903. a radial support bar; 10. a handle; 11. a second screw; 12. a second nut; 13. and a limiting block.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The powder filtering apparatus claimed in the present invention will be described in detail below with reference to the accompanying drawings, which are provided for illustration purposes, but will be understood by those skilled in the art.

As shown in fig. 1, the powder filtering apparatus includes a filtering chamber 1 and a filtering cover 7, wherein the filtering chamber 1 is rotatably connected to the filtering cover 7. The opposite surfaces of the filter chamber 1 and the filter cover 7 are both provided with flanges, preferably, in the powder filter device according to an embodiment of the present invention, the filter chamber 1 is composed of a first short pipe 102, a first reducing pipe 101 and a long pipe 105 which are integrally connected, and the first flange 103 is disposed at one end of the long pipe 105. The filter cover 7 is formed by integrally connecting a second short pipe 701 and a second reducing pipe 702, a second flange 703 is provided at one end of the second reducing pipe 702, and a handle 10 is attached to the outside of the second flange 703. As shown in fig. 1, one end of at least one leg 2 is connected to one side of the first flange 103, the other end of the leg 2 is connected to one side of a second flange 703, the second flange 703 has an outward protruding portion, and a shaft 3 penetrates through the outward protruding portion and is respectively engaged with the other end of each leg 2, so that the filter cover 7 can be opened and closed with respect to the filter chamber 1.

The flange is provided with at least one opening, and at least one pressurizing part is arranged on the at least one opening; preferably, as shown in fig. 1, 2, and 3, in the powder filtering apparatus according to an embodiment of the present invention, two first openings 104 are opened at the upper and lower ends of the first flange 103, two second openings 704 are opened at the upper and lower ends of the second flange 703, and the first openings 104 correspond to the second openings 704. In the powder filtering apparatus according to an embodiment of the present invention, two sets of pressurizing parts are respectively installed in the openings of the first flange 103 and the second flange 703.

The pressurizing part is composed of at least one fixing part, at least one rotating part and at least one limiting part, and the at least one fixing part and the at least one limiting part are respectively in rotating connection with the at least one rotating part. Preferably, in the powder filter device according to an embodiment of the present invention, the fixing member is a first nut 5, and a seam 501 is formed along an outer side of the first nut 5, where the first seam 501 makes the first nut 5 a special-shaped nut, and the seam 501 has an end surface for abutting against an outer end surface of the second flange 703. Preferably, the rotating member in the powder filtering device according to an embodiment of the present invention is a first screw rod 4, the first screw rod 4 has an external thread, and the first nut 5 is in threaded connection with the first screw rod 4.

At least one protrusion is arranged on the outer side of at least one limiting piece. Preferably, the limiting member in the powder filtering device according to an embodiment of the present invention is a limiting block 13, and the protruding portion is a second nut 12 and a second screw 11 installed on one side of the limiting block 13. The limiting block 13 is provided with an internal thread, the tail end of the first screw rod 4 is connected with the internal thread of the limiting block 13, another screw hole is formed in the side surface adjacent to the limiting block 13 with the internal thread, the second screw rod 11 is in threaded connection with the screw hole, and the second nut 12 is in threaded connection with the second screw rod 11. Preferably, in the powder filtering apparatus according to an embodiment of the present invention, a through hole is radially formed at the head of the first screw rod 4, and one end of the forcing rod 6 is matched with the through hole.

At least one filter unit is further installed in the filter chamber 1, and the filter unit is composed of a filter cartridge 8 and a filter element 901 installed inside the filter cartridge 8. The filter element 901 extends axially from one side of the filter cartridge 8 to form a conical structure. Preferably, in the powder filtering apparatus according to an embodiment of the present invention, there are two filtering portions.

As shown in fig. 4, the filter cartridge 8 includes spaced apart base portions 801, adjacent base portions 801 defining an inner wall of the filter cartridge 8, and a plurality of axial support rods 802 connected between adjacent base portions 801.

At least one filtering hole 902 is formed in the side face of the conical structure, and the at least one filtering hole 902 is arranged along at least one bus direction of the side face of the conical structure. Preferably, in the powder filtering apparatus according to an embodiment of the present invention, a plurality of radial support rods 903 are disposed on an inner wall of a side surface of the conical structure, one end of each radial support rod 903 is fixedly connected to one side of one of the base portions 801, and the other end of each radial support rod 903 extends to a vertex of the conical structure.

In use, as shown in fig. 1, the filter cover 7 is rotated relative to the filter chamber 1 with the shaft 3 as a rotation point, and the first flange 103 is brought into contact with the second flange 703 to close the filter cover 7 and the filter chamber 1. After the first screw rod 4 is closed, the force applying rod 6 is used for rotating the first screw rod 4, the limiting block 13 and the second nut 12 abut against the outer side of the first flange 103, so that the first nut 5 rotates on the first screw rod 4, the end face of the spigot 501 of the first nut 5 contacts the outer end face of the second flange 703 in the rotating process, and pressing force is applied to gradually press and clamp the first flange 103 and the second flange 703. As shown in fig. 1, 2 and 3, the first short pipe 102 of the filtering chamber 1 is connected with a tank car, the second short pipe 701 of the filtering cover 7 is welded with a bunker or other container pipelines, and the powder enters the filtering chamber 1 of the invention from the pipe orifice of the second short pipe 701.

As shown in fig. 4 and 5, the powder enters the other filter part from one filter part through the filter holes 902 during the transportation process, and finally enters the tank car through the first reducing pipe 101 and the first short pipe 102, and the powder impurities contact the side surface of the filter 901 when passing through the filter part, and the impurities can slide along the side surface to be accumulated on the inner wall of the filter cartridge 8 because of the side surface, so that the impurities are not easily blocked in the filter holes 902, and the transportation efficiency of the powder is improved.

As shown in fig. 1, 2 and 3, when the impurities on the filter cartridge 8 need to be cleaned, the first screw rod 4 is rotated reversely by the force applying rod 6, the first nut 5 retracts and releases the clamping of the first flange 103 and the second flange 703, the first nut 5 is removed, the filter cover 7 is pulled open by the handle 10, and then the filter cartridge 8 is manually taken out to dump the impurities.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.