CN219539712U - Primary-effect bag filter - Google Patents

Abstract

The utility model discloses a primary bag filter, which comprises a rectangular frame, wherein a plurality of partition plates are fixedly arranged in the middle of the rectangular frame at equal intervals, a filter cloth bag is fixedly arranged on one side of the rectangular frame at equal intervals, fixing sheets are sewn on two sides of the outer wall of the filter cloth bag at equal intervals, an elastic band is fixed between the two fixing sheets, and a limit frame is fixedly arranged on the back of the rectangular frame. According to the utility model, through the cooperation of the elastic band and the limiting frame, the filter cloth bags are compactly connected, the rotation of the knob drives the rotation of the positive and negative screw rods, the rotation of the positive and negative screw rods drives the movement of the sliding block, the movement of the sliding block drives the rotation of the connecting rod, the movement of the limiting frame is pushed by the rotation of the connecting rod, the filter cloth bags are conveniently limited, the expansion deformation of the filter cloth bags can be effectively prevented, the service life of the filter cloth bags is influenced, and meanwhile, the problem that the filter and air inlet are influenced due to the arrangement of the spacer inside the filter bag is avoided.

Description

Primary-effect bag filter

Technical Field

The utility model relates to a bag filter, in particular to a primary bag filter, and belongs to the technical field of filters.

Background

The bag type primary filter is made of synthetic fibers with gradually increased density and strong toughness, adopts a seamless sintering technology, has good air tightness and bonding strength, does not generate air leakage or rupture when the air pressure is high, and ensures stable and optimal filtering effect by adopting a unique supporting design in the bag; the filter material itself does not contain organic silicon and is particularly suitable for paint workshops.

According to Chinese patent No. CN215842127U, a primary bag filter is disclosed. The primary filter bag comprises: a first connection frame and a plurality of installation frames; the filter bag is arranged in the installation frame, an air inlet groove is formed in the filter bag, two separation pieces are fixedly connected between two sides of the inner wall of the air inlet groove, and communication holes are formed in the two separation pieces; the filter bag is made of non-woven fabrics or electrostatic cotton materials, and the first connecting frame is made of galvanized outer frames or aluminum alloy materials. According to the primary filter bag, the filter bag is arranged on the inner wall of the installation frame, and then the two spacers are arranged between the two sides of the inner wall of the filter bag, and the positions of the two spacers are symmetrically and evenly distributed, so that the expansion reaction of the filter bag is prevented, and the long-term use effect and the service life of the filter bag are effectively improved.

Above-mentioned just imitate pocket type filter mainly prevents the inflation problem of filter bag through at filter bag inner wall installation spacer, adopts this kind of mode although can avoid filter bag inflation, but because the existence of baffle influences the filter effect of filter bag, the spacer sets up in inside simultaneously, influences the air inlet to influence the normal work of filter bag.

Disclosure of Invention

The present utility model is directed to a primary bag filter that solves the above-mentioned problems associated with the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: including the rectangle frame, the middle part equidistance fixed mounting of rectangle frame has a plurality of baffles, the fixed filtration sack that is equipped with in one side equidistance of rectangle frame, the stationary blade has been made to the both sides equidistance of filtration sack outer wall, two fixed elastic cord between the stationary blade, the fixed spacing frame that is equipped with in the back of rectangle frame, the inner wall equidistance fixed mounting of spacing frame has a plurality of dead levers, the spout has all been seted up at the top and the bottom at the rectangle frame back, the inside sliding connection of spout has two sliders, the both sides rotation of spout inner wall is connected with positive and negative lead screw, positive and negative lead screw's both ends and the middle part threaded connection of corresponding slider, two the equal rotation in one side of slider are connected with the connecting rod, positive top and the equal fixed mounting of bottom of spacing frame have the connecting block, the other end and the connecting block rotation of connecting rod are connected.

As a preferable technical scheme of the utility model, one end of the positive and negative screw rod penetrates through the sliding groove to be fixedly provided with a knob, and the surface of the knob is provided with uniformly distributed anti-skid patterns.

As a preferable technical scheme of the utility model, the size of the rectangular frame is matched with the size of the limit frame.

As a preferable technical scheme of the utility model, the sizes of two adjacent separators are the same.

As a preferable technical scheme of the utility model, a sealing strip is arranged at the joint of the rectangular frame and the limiting frame.

As a preferable technical scheme of the utility model, the filter cloth bag is a non-woven cloth bag.

Compared with the prior art, the utility model has the beneficial effects that: through the cooperation of elastic cord and spacing frame, make through the elastic cord and connect compactly between the filtration sack, the rotation that drives positive and negative lead screw through the rotation of knob drives the removal of slider through the rotation of positive and negative lead screw, the removal through the slider drives the rotation of connecting rod, the removal of promoting spacing frame through the rotation of connecting rod, be convenient for carry out spacingly to the filtration sack, can effectually prevent filtration sack inflation deformation, influence the life of filtration sack, avoided simultaneously because of the inside problem that sets up the spacer and influence filtration and air inlet of filtration sack.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the present utility model;

fig. 3 is a schematic diagram of a front structure of a limiting frame according to the present utility model.

In the figure: 1. a rectangular frame; 2. a partition plate; 3. a knob; 4. a limit frame; 5. filtering the cloth bag; 6. a fixing piece; 7. an elastic band; 8. a chute; 9. a positive and negative screw rod; 10. a connecting block; 11. a connecting rod; 12. a slide block; 13. and a fixing rod.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution for a primary filter bag:

according to the embodiment shown in fig. 1-3, the filter cloth bag comprises a rectangular frame 1, a plurality of partition plates 2 are fixedly arranged in the middle of the rectangular frame 1 at equal intervals, a filter cloth bag 5 is fixedly arranged on one side of the rectangular frame 1 at equal intervals, fixing pieces 6 are sewn on two sides of the outer wall of the filter cloth bag 5 at equal intervals, elastic bands 7 are fixed between the two fixing pieces 6, the filter cloth bag 5 is enabled to be compact through installation of the elastic bands 7, a limit frame 4 is fixedly arranged on the back surface of the rectangular frame 1, a plurality of fixing rods 13 are fixedly arranged on the inner wall of the limit frame 4 at equal intervals, sliding grooves 8 are respectively formed in the top and the bottom of the back surface of the rectangular frame 1, two sliding blocks 12 are connected in a sliding mode, positive and negative screw rods 9 are rotatably connected on two sides of the inner wall of the sliding grooves 8, connecting rods 11 are fixedly connected with middle threads of the corresponding sliding blocks 12 at two ends of the positive and negative screw rods 9, connecting blocks 10 are fixedly arranged on the top and the bottom of the front surface of the limit frame 4, the other ends of the connecting rods 11 are rotatably connected with the connecting blocks 10, the positive and the negative screw rods 12 are driven to move through the rotation of the positive and negative screw rods 9, and the movement of the sliding rods 12 is driven through the rotation of the sliding rods 12, and the connecting rods 11 are driven to move, and the positive and negative screw rods 11 are pushed to the movement of the negative connecting rods 5, and the positive and negative screw rods are convenient to move to the middle of the filtering cloth bag 5 to the middle 5.

According to the illustration of fig. 1 and 2, the knob 3 is fixed to one end of positive and negative lead screw 9 through spout 8 fixed mounting, evenly distributed's anti-skidding line has been seted up on the surface of knob 3, drives the rotation of positive and negative lead screw 9 through the installation of knob 3, and the size of rectangle frame 1 and the size phase-match of spacing frame 4, the size between two adjacent baffles 2 is the same, and the junction of rectangle frame 1 and spacing frame 4 is provided with the sealing strip, guarantees the leakproofness of junction, and filter cloth bag 5 is the non-woven fabrics bag.

When the primary bag filter is used, firstly, the primary bag filter is manually installed at a braking position, then the knob 3 is manually rotated, the positive and negative screw rods 9 are driven to rotate through the rotation of the knob 3, the two sliding blocks 12 are driven to move through the rotation of the positive and negative screw rods 9, the connecting rod 11 is driven to rotate through the movement of the sliding blocks 12, the connecting rod 11 is driven to rotate through the rotation of the connecting rod 11, the limiting frame 4 is pushed to move towards the middle of the filter cloth bag 5 through the rotation of the connecting rod 11, the filter cloth bag 5 is conveniently limited and fixed through the limiting frame 4, and the influence on the service life caused by expansion of the filter cloth bag 5 when the filter cloth bag 5 is used is avoided.

In the description of the present utility model, it should be understood that the orientation or positional relationship indicated is based on the orientation or positional relationship shown in the drawings, and is merely for convenience in describing the present utility model and simplifying the description, and does not indicate or imply that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and defined otherwise, for example, it may be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. Just, imitate bag filter, including rectangle frame (1), its characterized in that, the middle part equidistance fixed mounting of rectangle frame (1) has a plurality of baffles (2), the fixed filtration sack (5) that is equipped with in one side equidistance of rectangle frame (1), stationary blade (6) have been made to the both sides equidistance of filtration sack (5) outer wall, two fixed elastic cord (7) between stationary blade (6), the back of rectangle frame (1) is fixed and is equipped with spacing frame (4), the equal fixed mounting of inner wall equidistance of spacing frame (4) has a plurality of dead levers (13), spout (8) have all been seted up at the top and the bottom at rectangle frame (1) back, spout (8) inside sliding connection has two sliders (12), the both sides rotation of spout (8) inner wall is connected with positive and negative lead screw (9), the both ends of positive and negative lead screw (9) are threaded connection with the middle part of corresponding slider (12), two the equal rotation in one side of slider (12) is connected with connecting rod (11), the equal fixed mounting in the top and the bottom of spacing frame (4) has connecting rod (10), the other end (10) rotates.

2. The primary filter bag of claim 1, wherein: one end of the positive and negative screw rod (9) penetrates through the sliding groove (8) to be fixedly provided with a knob (3), and the surface of the knob (3) is provided with evenly distributed anti-skidding patterns.

3. The primary filter bag of claim 1, wherein: the size of the rectangular frame (1) is matched with the size of the limit frame (4).

4. The primary filter bag of claim 1, wherein: the dimensions between two adjacent partition boards (2) are the same.

5. The primary filter bag of claim 1, wherein: and a sealing strip is arranged at the joint of the rectangular frame (1) and the limiting frame (4).

6. The primary filter bag of claim 1, wherein: the filter cloth bag (5) is a non-woven cloth bag.