Bag type filter convenient to clean

Abstract

The utility model provides a bag type filter convenient to clean, belongs to the technical field of mechanical engineering, and aims to solve the problem that the operation is relatively tedious when a worker observes and replaces filter bags in the bag type filter one by one in the prior art. Comprising a filtering main body, filtering supporting legs, a filtering protecting cover, a sealing fastener, a filtering frame, a filtering part, a protecting cover opening mechanism and a filtering replacing mechanism, the filtering supporting legs are fixedly connected to the outer end surface of the filtering main body; the filtering protecting cover is positioned on the upper end surface of the filtering main body; the sealing fastener is rotationally connected to the upper side of the filtering main body; the filtering frame is fixedly connected to the upper side of the inner end surface of the filtering main body; the filtering part is placed on the filtering frame; the protecting cover opening mechanism is arranged on the upper side of the filtering main body; and the filtering replacement mechanism is arranged in the filtering main body. By adopting the protecting cover opening mechanism, the filtering protecting cover is convenient to open and close, and by adopting the filtering replacing mechanism, a worker can conveniently maintain the bag type filter.

Description

Technical Field

[0001] The utility model belongs to the technical field of mechanical engineering, and more specifically, particularly relates to a bag filter which is easy to clean. Background Art

[0002] When purifying gas, a bag filter is needed. The staff discharges the gas into the filter, and the bag filter bag inside the filter filters the gas. The filtered gas is then discharged from the filter. After the filter has been used for a period of time, the protective cover on the filter needs to be opened to observe the filter bag inside the filter. If there is a lot of dust on the filter bag, it needs to be replaced.

[0003] According to CN201821062202.9, the utility model discloses a bag filter, characterized in that it includes a cylinder, a cylinder cover, a quick switch mechanism and a balancing mechanism, the cylinder cover is arranged on the top of the cylinder, the quick switch mechanism is arranged at the connection between the cylinder and the cylinder cover, the balancing mechanism is arranged on one side of the upper part of the cylinder, a support plate is arranged in the cylinder, a plurality of filter bag nets for placing filter bags are arranged on the support plate, a filter bag is arranged in the filter bag net, a filter plate is arranged above the support plate, a support column is arranged on the top of the cylinder cover, a connecting rod is connected to the support column, a locking buckle is arranged at the end of the connecting rod, a liquid inlet is arranged on one side of the upper part of the cylinder, a liquid outlet is arranged on one side of the lower part of the cylinder, and a support frame is arranged at the lower part of the cylinder. The utility model has a reasonable structure, a large filtering area, a good filtering effect, a high filtering efficiency, good sealing, and can quickly replace the filter bag, and has a long service life.

[0004] Based on the above, the existing bag filter generally filters the gas through multiple groups of filter bags, and the filter bags are installed inside the filter. When observing or replacing the filter bags, the staff needs to open the protective cover first, move the protective cover to one side, and then take out the filter bags from the filter one by one, observe whether the filter bags need to be replaced, replace the filter bags that need to be replaced, and then reset the filter bags one by one and place them inside the filter. The operation is relatively cumbersome. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a bag filter that is easy to clean, so as to solve the problem that the existing bag filters generally filter gas through multiple groups of filter bags, and the filter bags are installed inside the filter. When observing or replacing the filter bags, the staff needs to open the protective cover first, move the protective cover to one side, and then take out the filter bags from the filter one by one, observe whether the filter bags need to be replaced, replace the filter bags that need to be replaced, and then reset the filter bags one by one and place them inside the filter, which is a relatively cumbersome operation.

[0006] The purpose and effect of the bag filter that is easy to clean in the utility model are achieved by the following specific technical means:

[0007] A bag filter that is easy to clean, comprises a filter body, filter legs, a filter protective cover, a sealing fastener, a filter frame, a filter component, a protective cover opening mechanism and a filter replacement mechanism; the filter legs are provided in four groups, and the four groups of filter legs are respectively fixedly connected to the lower side of the outer end surface of the filter body; the filter protective cover is located on the upper end surface of the filter body; the sealing fasteners are provided in multiple groups, and the multiple groups of sealing fasteners are respectively rotatably connected to the upper side of the filter body, and the multiple groups of sealing fasteners are respectively located on the upper end surface of the filter protective cover; the filter frame is fixedly connected to the upper side of the inner end surface of the filter body; the filter components are provided in multiple groups, and the multiple groups of filter components are respectively placed on the filter frame; the protective cover opening mechanism is arranged on the upper side of the filter body; the filter replacement mechanism is arranged inside the filter body.

[0008] Furthermore, the protective cover opening mechanism includes: a connecting base, a connecting rotating arm and a connecting rotating shaft; the connecting base is fixedly connected to the upper side of the rear end surface of the filter body; the connecting rotating arm is located on the upper end surface of the connecting base, and the connecting rotating arm rotates on the upper side of the filter protective cover; the connecting rotating shaft is rotatably connected to the inside of the upper end surface of the connecting base, and the connecting rotating shaft and the lower end surface of the connecting rotating arm are fixedly connected.

[0009] Furthermore, the protective cover opening mechanism also includes: a limit block and a limit clamping block; the limit block is fixedly connected to the upper side of the right end surface of the connecting base; the limit clamping block is fixedly connected to the lower side of the right end surface of the connecting rotating arm, and the limit clamping block is located at the front end surface of the limit block.

[0010] Furthermore, the protective cover opening mechanism also includes: an opening screw, an opening nut and an opening lever; the opening screw is coaxially fixedly connected to the upper end surface of the filter protective cover; the opening nut is located on the front side of the upper end surface of the connecting arm, and the opening screw and the opening nut are threadedly connected; there are two groups of opening levers, and the two groups of opening levers are respectively fixedly connected to the left and right end surfaces of the opening nut.

[0011] Furthermore, the filter replacement mechanism includes: a downward pressing slide rod and a bottom support frame; the downward pressing slide rod is slidably connected to the inside of the rear end face of the filter body, and the downward pressing slide rod slides on the rear side of the upper end face of the filter body; a total of multiple groups of bottom support frames are arranged, and the multiple groups of bottom support frames are respectively slidably connected to the lower side of the inner end face of the filter body, and the multiple groups of bottom support frames are respectively located at the lower side of the multiple groups of filter components, and a group of bottom support frames on the rear side is fixedly connected to the downward pressing slide rod.

[0012] Furthermore, the filter replacement mechanism also includes: a bottom support connecting block and a bottom support spring; the bottom support connecting block is provided in multiple groups, and the multiple groups of bottom support connecting blocks are respectively fixedly connected to the inner end surface of the bottom support frame, and the multiple groups of bottom support connecting blocks are fixedly connected; the bottom support spring is provided in multiple groups, and the multiple groups of bottom support springs are respectively fixedly connected to the lower side of the inner end surface of the filter body, and the multiple groups of bottom support springs are respectively elastically connected to the lower end surface of the bottom support connecting block.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] The utility model adopts a protective cover opening mechanism, which enables the staff to open the sealing fastener first, and then twist the opening lever to drive the filter protective cover to rise, the filter protective cover rises and separates from the upper end surface of the filter body, and the filter protective cover rotates and separates from the upper end surface of the filter body, which is convenient for the staff to operate the filter components inside the filter body, avoids the problem that the filter protective cover hinders the staff from operating the filter components, and at the same time avoids the problem that the staff carries the filter protective cover, and is convenient for opening and closing the filter protective cover.

[0015] The utility model adopts the filter replacement mechanism, which realizes that when the filter protective cover is opened, the bottom support spring drives the bottom support frame to slide, and the sliding of the bottom support frame drives the filter component to rise, and the filter component rises to the upper side, which is convenient for the staff to observe the use of the filter component and the staff to quickly observe whether the filter component needs to be replaced, avoiding the problem that the staff needs to take out the filter components from the inside of the filter component one by one to observe, thus saving the staff's operation; when the filter protective cover is closed, the filter component is reset, which is convenient for the staff to maintain the bag filter. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is an isometric structural diagram of the bag filter of the utility model.

[0017] Figure 2 It is a schematic diagram of the internal structure of the bag filter of the utility model.

[0018] Figure 3 It is a structural schematic diagram of the connection between the connecting base and the connecting rotating arm of the utility model.

[0019] Figure 4 It is a structural schematic diagram of the protective cover opening mechanism of the utility model.

[0020] Figure 5 It is a schematic diagram of the overall structure of the filter replacement mechanism of the utility model.

[0021] Figure 6 It is a structural schematic diagram of the bottom support frame of the utility model.

[0022] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0023] 1. Filter body; 2. Filter legs; 3. Filter cover; 4. Sealing fasteners; 5. Filter frame; 6. Filter component; 7. Connecting base; 701, limit block; 8. Connecting rotating arm; 801, connecting rotating shaft; 802, limit block; 9. Opening screw; 10. Opening nut; 1001, opening lever; 11. Pressing slide bar; 12. Bottom support frame; 1201, bottom support connecting block; 1202, bottom support spring. DETAILED DESCRIPTION

[0024] The implementation of the utility model is further described in detail below in conjunction with the drawings and examples.

[0025] Embodiment 1:

[0026] As attached Figure 1 To Attachment Figure 4 As shown:

[0027] The utility model provides a bag filter that is easy to clean, comprising a filter body 1, filter legs 2, a filter protective cover 3, a sealing fastener 4, a filter frame 5, a filter component 6 and a protective cover opening mechanism; a total of four groups of filter legs 2 are provided, and the four groups of filter legs 2 are respectively fixedly connected to the lower side of the outer end surface of the filter body 1; the filter protective cover 3 is located on the upper end surface of the filter body 1; a total of multiple groups of sealing fasteners 4 are provided, and the multiple groups of sealing fasteners 4 are respectively rotatably connected to the upper side of the filter body 1, and the multiple groups of sealing fasteners 4 are respectively located on the upper end surface of the filter protective cover 3; the filter frame 5 is fixedly connected to the upper side of the inner end surface of the filter body 1; a total of multiple groups of filter components 6 are provided, and the multiple groups of filter components 6 are respectively placed on the filter frame 5; the protective cover opening mechanism is arranged on the upper side of the filter body 1.

[0028] Among them, the protective cover opening mechanism includes: a connecting base 7, a connecting rotating arm 8 and a connecting rotating shaft 801; the connecting base 7 is fixedly connected to the upper side of the rear end surface of the filter body 1; the connecting rotating arm 8 is located on the upper end surface of the connecting base 7, and the connecting rotating arm 8 rotates on the upper side of the filter protective cover 3; the connecting rotating shaft 801 is rotatably connected to the inside of the upper end surface of the connecting base 7, and the connecting rotating shaft 801 and the lower end surface of the connecting rotating arm 8 are fixedly connected. During use, the staff bends the connecting rotating arm 8 to rotate and drive the connecting rotating shaft 801 to rotate inside the connecting base 7.

[0029] Among them, the protective cover opening mechanism also includes: a limit block 701 and a limit clamp block 802; the limit block 701 is fixedly connected to the upper side of the right end surface of the connecting base 7; the limit clamp block 802 is fixedly connected to the lower side of the right end surface of the connecting rotating arm 8, and the limit clamp block 802 is located at the front end surface of the limit block 701. During use, the connecting rotating arm 8 rotates to drive the limit clamp block 802 to rotate, and the limit clamp block 802 rotates to the front end surface of the limit clamp block 802, and the limit clamp block 802 limits the rotation of the limit block 701.

[0030] Among them, the protective cover opening mechanism also includes: an opening screw 9, an opening nut 10 and an opening lever 1001; the opening screw 9 is coaxially fixedly connected to the upper end surface of the filter protective cover 3; the opening nut 10 is located on the front side of the upper end surface of the connecting rotating arm 8, and the opening screw 9 and the opening nut 10 are threadedly connected; there are two groups of opening levers 1001, and the two groups of opening levers 1001 are respectively fixedly connected to the left and right end surfaces of the opening nut 10. During use, the staff moves the opening lever 1001 to rotate and drive the opening nut 10 to rotate, and the rotation of the opening nut 10 drives the opening screw 9 to slide, and the sliding of the opening screw 9 drives the filter protective cover 3 to slide, and the filter protective cover 3 slides and separates from the upper end surface of the filter body 1, and the connecting rotating arm 8 rotates to drive the filter protective cover 3 to rotate, and the filter protective cover 3 rotates and moves away from the upper end surface of the filter body 1.

[0031] The specific usage and function of the first embodiment are as follows:

[0032] During use, the staff bends the connecting arm 8 to rotate and drive the connecting shaft 801 to rotate inside the connecting base 7. The connecting arm 8 rotates to drive the limit block 802 to rotate. The limit block 802 rotates to the front end face of the limit block 802. The limit block 802 limits the rotation of the limit block 701. The staff bends the opening lever 1001 to rotate and drive the opening nut 10 to rotate. The opening nut 10 rotates to drive the opening screw 9 to slide. The sliding of the opening screw 9 drives the filter cover 3 to slide. The filter cover 3 slides and separates from the upper end face of the filter body 1. The connecting arm 8 rotates to drive the filter cover 3 to rotate. The filter cover 3 rotates and moves away from the upper end face of the filter body 1, making it convenient for the staff to open the filter cover 3.

[0033] Embodiment 2:

[0034] Based on the first embodiment, as shown in the attached Figure 5 and attached Figure 6 As shown:

[0035] The utility model provides a bag filter that is easy to clean and also includes a filter replacement mechanism, which is arranged inside the filter body 1, and the filter replacement mechanism includes: a downward pressing slide bar 11 and a bottom supporting frame 12; the downward pressing slide bar 11 is slidably connected to the inside of the rear end surface of the filter body 1, and the downward pressing slide bar 11 slides on the rear side of the upper end surface of the filter body 1; a total of multiple groups of bottom supporting frames 12 are arranged, and the multiple groups of bottom supporting frames 12 are respectively slidably connected to the lower side of the inner end surface of the filter body 1, and the multiple groups of bottom supporting frames 12 are respectively located at the lower sides of the multiple groups of filter components 6, and the rear side group of bottom supporting frames 12 is fixedly connected to the downward pressing slide bar 11. During use, when the filter protection cover 3 slides downward, the downward pressing slide bar 11 is pressed, and the downward pressing slide bar 11 is pressed to drive the downward pressing slide bar 11 to slide, and the sliding of the downward pressing slide bar 11 drives the rear side group of bottom supporting frames 12 to slide.

[0036] Among them, the filter replacement mechanism also includes: a bottom support block 1201 and a bottom support spring 1202; there are a plurality of groups of bottom support blocks 1201, and the plurality of groups of bottom support blocks 1201 are respectively fixedly connected to the inner end surface of the bottom support frame 12, and the plurality of groups of bottom support blocks 1201 are fixedly connected; there are a plurality of groups of bottom support springs 1202, and the plurality of groups of bottom support springs 1202 are respectively fixedly connected to the lower side of the inner end surface of the filter body 1, and the plurality of groups of bottom support springs 1202 are respectively elastically connected to the lower end surface of the bottom support block 1201. During use, the sliding of a group of bottom support frames 12 on the rear side drives the sliding of the bottom support block 1201, the sliding of the bottom support block 1201 drives the sliding of the bottom support frame 12, the sliding of the bottom support frame 12 drives the filter component 6 to slide, and the elastic force of the bottom support spring 1202 drives the filter component 6 to slide and reset.

[0037] The specific usage and function of the second embodiment are as follows:

[0038] During use, when the filter cover 3 slides downward, the pressing slide bar 11 is pressed down, and the pressing slide bar 11 is pressed down to drive the pressing slide bar 11 to slide. The sliding of the pressing slide bar 11 drives a group of bottom support frames 12 on the rear side to slide. The sliding of a group of bottom support frames 12 on the rear side drives the bottom support connecting block 1201 to slide. The sliding of the bottom support connecting block 1201 drives the bottom support frame 12 to slide. The sliding of the bottom support frame 12 drives the filter component 6 to slide. The elastic force of the bottom support spring 1202 drives the filter component 6 to slide and reset, so that the filter component 6 slides upward when the filter cover 3 is opened, which is convenient for the staff to observe whether the filter component 6 needs to be replaced.

Claims

1. A bag filter that is easy to clean, comprising a filter body (1), filter legs (2), a filter cover (3), a sealing fastener (4), a filter frame (5), a filter component (6), a cover opening mechanism and a filter replacement mechanism; the filter legs (2) are provided in four groups, and the four groups of filter legs (2) are respectively fixedly connected to the lower side of the outer end surface of the filter body (1); characterized in that: The filter cover (3) is located on the upper end surface of the filter body (1); the sealing fasteners (4) are provided in a plurality of groups, and the plurality of groups of sealing fasteners (4) are rotatably connected to the upper side of the filter body (1); the plurality of groups of sealing fasteners (4) are located on the upper end surface of the filter cover (3); the filter frame (5) is fixedly connected to the upper side of the inner end surface of the filter body (1); the filter components (6) are provided in a plurality of groups, and the plurality of groups of filter components (6) are placed on the filter frame (5); the cover opening mechanism is provided on the upper side of the filter body (1); the filter replacement mechanism is provided on the filter The filter replacement mechanism comprises: a downward pressing slide bar (11) and a bottom support frame (12); the downward pressing slide bar (11) is slidably connected to the inside of the rear end surface of the filter body (1), and the downward pressing slide bar (11) slides on the rear side of the upper end surface of the filter body (1); a total of multiple groups of bottom support frames (12) are provided, and the multiple groups of bottom support frames (12) are respectively slidably connected to the lower side of the inner end surface of the filter body (1), and the multiple groups of bottom support frames (12) are respectively located on the lower side of the multiple groups of filter components (6), and the rear side group of bottom support frames (12) and the downward pressing slide bar (11) are fixedly connected.

2. A bag filter that is easy to clean as claimed in claim 1, characterized in that: The protective cover opening mechanism comprises: a connecting base (7), a connecting rotating arm (8) and a connecting rotating shaft (801); the connecting base (7) is fixedly connected to the upper side of the rear end surface of the filter body (1); the connecting rotating arm (8) is located on the upper end surface of the connecting base (7), and the connecting rotating arm (8) rotates on the upper side of the filter protective cover (3); the connecting rotating shaft (801) is rotatably connected inside the upper end surface of the connecting base (7), and the connecting rotating shaft (801) and the lower end surface of the connecting rotating arm (8) are fixedly connected.

3. A bag filter that is easy to clean as claimed in claim 2, characterized in that: The protective cover opening mechanism further comprises: a limit stopper (701) and a limit clamping block (802); the limit stopper (701) is fixedly connected to the upper side of the right end surface of the connecting base (7); the limit clamping block (802) is fixedly connected to the lower side of the right end surface of the connecting rotating arm (8), and the limit clamping block (802) is located at the front end surface of the limit stopper (701).

4. A bag filter that is easy to clean as claimed in claim 2, characterized in that: The protective cover opening mechanism further comprises: an opening screw (9), an opening nut (10) and an opening lever (1001); the opening screw (9) is coaxially fixedly connected to the upper end surface of the filter protective cover (3); the opening nut (10) is located on the front side of the upper end surface of the connecting rotating arm (8), and the opening screw (9) and the opening nut (10) are threadedly connected; two groups of the opening lever (1001) are provided, and the two groups of opening levers (1001) are respectively fixedly connected to the left and right end surfaces of the opening nut (10).

5. The easy-to-clean bag filter according to claim 1, characterized in that: The filter replacement mechanism further comprises: a bottom support connecting block (1201) and a bottom support spring (1202); the bottom support connecting block (1201) is provided in a plurality of groups, the plurality of groups of bottom support connecting blocks (1201) are respectively fixedly connected to the inner end surface of the bottom support frame (12), and the plurality of groups of bottom support connecting blocks (1201) are fixedly connected; the bottom support spring (1202) is provided in a plurality of groups, the plurality of groups of bottom support springs (1202) are respectively fixedly connected to the lower side of the inner end surface of the filter body (1), and the plurality of groups of bottom support springs (1202) are respectively elastically connected to the lower end surface of the bottom support connecting block (1201).

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