Pulse type bag-type dust collector

Abstract

The utility model provides a pulse type bag-type dust remover, which belongs to the field of bag-type dust removers and comprises a shell, a support is fixedly arranged on the outer side of the shell, a pulser is arranged in the shell, a fixing plate is fixedly arranged on the inner wall of the shell, a plurality of through holes are formed in the fixing plate, and the through holes are communicated with the support. A filtering assembly is arranged in each through hole; and the cleaning assembly comprises a motor, a cross rod and two scraping plates. The cleaning assembly is arranged, dust adsorbed or adhered to the inner wall of the shell can be scraped off to be cleaned, practicability is improved, the filtering assembly and the fixing assembly are further arranged, a filtering bag can be rapidly and conveniently replaced independently, and working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of bag dust collectors, in particular to a pulse bag dust collector. Background Art

[0002] A pulse bag dust collector with application number CN202020479443.4 includes a dust removal chamber, a support plate is fixed on the left side of the dust removal chamber, an air pump is installed on the upper surface of the support plate, a main pipe is arranged on the right side of the air pump, a plurality of transfer pipes are evenly installed on the side wall of the main pipe, a branch pipe is connected to the rear end of the transfer pipe, a plurality of nozzles are evenly arranged on the bottom wall of the branch pipe, a first fixing plate is installed at the bottom end of the dust removal chamber, threaded holes are opened near the four corners of the first fixing plate, a plurality of first through holes are opened on the surface of the first fixing plate, a limiting ring is arranged inside the limiting groove, a limiting block is fixed at the center of the upper surface of the first fixing plate, a second fixing plate is arranged at the bottom of the first fixing plate, a dust reduction chamber is arranged at the bottom of the dust removal chamber, and a dust collecting chamber is arranged at the bottom of the dust reduction chamber. The utility model is simple to operate, convenient for cleaning dust on the surface of the filter bag, prolongs the service life of the filter bag, and reduces the difficulty of the staff in repairing the dust collector.

[0003] Although the above technology is convenient for cleaning the dust on the surface of the filter bag, prolongs the service life of the filter bag, and reduces the difficulty of staff to repair the dust collector, during use, a small amount of dust will be adsorbed or adhered to the inner walls of the dust removal chamber and the dust reduction chamber. After long-term use, the dust will accumulate. The above technology is not convenient for cleaning the dust on the inner walls of the dust removal chamber and the dust reduction chamber, which reduces its practicality. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a pulse bag dust collector.

[0005] The embodiment of the utility model provides a pulse bag dust collector, comprising:

[0006] A housing, wherein a bracket is fixedly disposed on the outer side of the housing, a pulser is disposed in the housing, a fixing plate is fixedly disposed on the inner wall of the housing, a plurality of through holes are disposed on the fixing plate, and filter components are disposed in the plurality of through holes;

[0007] A cleaning assembly, which includes a motor, a cross bar and two scrapers. A protective box is arranged in the shell, and two support columns are fixedly arranged at the bottom of the protective box. The other ends of the two support columns are fixedly arranged at the bottom of the shell. The motor is fixedly arranged at the inner top of the protective box, and the output end of the motor passes through the top of the protective box for rotation. The output end of the motor is fixedly arranged in the middle of the cross bar, and the two scrapers are respectively fixedly arranged at both ends of the cross bar.

[0008] Furthermore, the filter assembly includes a limiting ring, a plurality of U-shaped rods and a filter bag. The limiting ring is arranged in cooperation with the through hole. A fixing assembly is arranged between the limiting ring and the fixing plate. The plurality of U-shaped rods are fixed together in a circle. The filter bag is fixed in the plurality of U-shaped rods. The tops of the plurality of U-shaped rods are fixed at the bottom of the limiting ring. The plurality of U-shaped rods are movably arranged to pass through the through hole.

[0009] Furthermore, the fixing assembly includes a fixing ring, a hinge, a spring sheet and a clamping block. The fixing ring is arranged in cooperation with a limiting ring. One end of the hinge is fixedly arranged on the fixing ring, and the other end of the hinge is fixedly arranged on a fixing plate. The spring sheet is fixedly arranged on the fixing plate, and the clamping block is fixedly arranged on one side of the spring sheet.

[0010] Furthermore, the bottom ends of the two scrapers are both inclined inwards, and the two scrapers are both slidably disposed against the inner wall of the shell.

[0011] Furthermore, an air outlet pipe is provided through an upper end of one side of the shell, an air inlet pipe is provided through a lower end of one side of the shell, a dust outlet is provided through a bottom of the shell, and the fixing plate is provided between the air outlet pipe and the air inlet pipe.

[0012] Furthermore, a buffer pad is fixedly arranged at the bottom of the fixing ring, the buffer pad is arranged to abut against the limiting ring, the outer side of the clamping block is arranged in an inclined surface, and the clamping block is arranged in cooperation with the fixing ring.

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

[0014] 1. A motor and two scrapers are provided. The motor drives the cross bar to rotate, and the cross bar can drive the two scrapers to rotate against the inner wall of the shell, so as to scrape off the dust adsorbed or adhered to the inner wall of the shell for cleaning, thereby increasing practicality.

[0015] 2. A filter bag and a fixing ring are provided. The filter bag is inserted into the through hole through a plurality of U-shaped rods. The limiting ring is clamped above the through hole, and then the fixing ring is closed. The limiting ring is pressed tightly through a buffer pad so that the fixing ring squeezes the inclined surface of the card block, and the card block is pushed outward to bend the spring sheet. When the fixing ring moves to the bottom of the card block, the card block is reset under the action of the spring sheet, and the fixing ring is clamped to fix the filter bag in place. When disassembling, the card block is bent outward to bend the spring sheet to separate the card block from the fixing ring, and then the fixing ring is opened. Then the filter bag can be taken out for replacement.

[0016] In summary, the utility model is provided with a cleaning component, which can scrape off the dust adsorbed or stuck on the inner wall of the shell for cleaning, thereby increasing practicality. A filtering component and a fixing component are also provided, which can quickly and conveniently replace the filter bags individually, thereby improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a stereoscopic diagram of a pulse bag dust collector described in an embodiment of the utility model.

[0018] Figure 2 It is a partial cross-sectional view of a pulse bag dust collector described in an embodiment of the utility model.

[0019] Figure 3 It is a partial stereoscopic view of a filter assembly in a pulse bag dust collector described in an embodiment of the utility model.

[0020] In the above drawings: 1 shell, 2 bracket, 3 pulser, 4 fixing plate, 5 through hole, 6 limit ring, 7 U-shaped rod, 8 filter bag, 9 fixing ring, 10 hinge, 11 buffer pad, 12 spring sheet, 13 block, 14 protection box, 15 support column, 16 motor, 17 cross bar, 18 scraper. DETAILED DESCRIPTION

[0021] The technical solution of the present utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0022] like Figure 1-Figure 3 As shown, the embodiment of the utility model proposes a pulse bag dust collector, comprising:

[0023] A housing 1, a bracket 2 is fixedly arranged on the outer side of the housing 1, the bracket 2 plays a supporting role for the housing 1, and a pulser 3 is arranged in the housing 1. The pulser 3 is a prior art and has the same working principle as the air pump, pulse valve and nozzle in the comparative document;

[0024] An air outlet pipe is provided through the upper end of one side of the shell 1, an air inlet pipe is provided through the lower end of one side of the shell 1, a dust outlet is provided through the bottom of the shell 1, a fixing plate 4 is fixedly provided on the inner wall of the shell 1, the fixing plate 4 is provided between the air outlet pipe and the air inlet pipe, a plurality of through holes 5 are provided on the fixing plate 4, and filter components are provided in the plurality of through holes 5;

[0025] The filter assembly includes a limit ring 6, a plurality of U-shaped rods 7 and a filter bag 8. The limit ring 6 is arranged in cooperation with the through hole 5. The outer diameter of the limit ring 6 is larger than the through hole 5, so that the limit ring 6 can be stuck above the through hole 5. The plurality of U-shaped rods 7 are as shown in FIG. Figure 3 As shown, the filter bags 8 are fixedly arranged together in a circle. Figure 3 As shown, the plurality of U-shaped rods 7 are fixedly arranged in the plurality of U-shaped rods 7, the tops of the plurality of U-shaped rods 7 are fixedly arranged at the bottom of the limiting ring 6, and the plurality of U-shaped rods 7 are movably arranged through the through holes 5;

[0026] A fixing assembly is arranged between the limiting ring 6 and the fixing plate 4, and the fixing assembly includes a fixing ring 9, a hinge 10, a spring sheet 12 and a clamping block 13. The fixing ring 9 is arranged in cooperation with the limiting ring 6, so that the fixing ring 9 can press the limiting ring 6 without affecting the air outlet. A buffer pad 11 is fixedly arranged at the bottom of the fixing ring 9, and the buffer pad 11 is arranged against the limiting ring 6. The buffer pad 11 can press the limiting ring 6 tightly, making the installation more stable, and can avoid crushing the limiting ring 6, and at the same time has a certain sealing performance;

[0027] One end of the hinge 10 is fixedly arranged on the fixing ring 9, and the other end of the hinge 10 is fixedly arranged on the fixing plate 4, so that the fixing ring 9 can rotate on the fixing plate 4, the spring sheet 12 is fixedly arranged on the fixing plate 4, and the clamping block 13 is fixedly arranged on one side of the spring sheet 12, and the outer side of the clamping block 13 is arranged in an inclined surface. The clamping block 13 is arranged in cooperation with the fixing ring 9, so that the fixing ring 9 squeezes the inclined surface of the clamping block 13, and the clamping block 13 can be pushed outward;

[0028] A cleaning component, the cleaning component includes a motor 16, a cross bar 17 and two scrapers 18. A protective box 14 is arranged in the shell 1. Two support columns 15 are fixedly arranged at the bottom of the protective box 14. The other ends of the two support columns 15 are fixedly arranged at the bottom of the shell 1. The two support columns 15 support the protective box 14. The motor 16 is fixedly arranged at the inner top of the protective box 14. The protective box 14 protects the motor 16 to prevent dust from affecting the normal operation of the motor 16. The output end of the motor 16 passes through the top of the protective box 14 and is rotatably arranged. The output end of the motor 16 is fixedly arranged in the middle of the cross bar 17. The two scrapers 18 are respectively fixedly arranged at both ends of the cross bar 17. The bottom ends of the two scrapers 18 are tilted inwardly so that the two scrapers 18 can clean the dust at the bottom of the shell 1. The two scrapers 18 are slidably arranged against the inner wall of the shell 1.

[0029] The detailed working process of the utility model is as follows:

[0030] 1. When cleaning, the staff can turn on the motor 16 to drive the crossbar 17 to rotate, and the crossbar 17 drives the two scrapers 18 to rotate, so as to scrape off the dust adsorbed or adhered to the inner wall of the housing 1, and then discharge it from the dust outlet for cleaning. After cleaning, the motor 16 can be turned off;

[0031] 2. When replacing or maintaining the filter bag 8, the staff first bends the block 13 outward to separate the block 13 from the fixing ring 9, then opens the fixing ring 9, takes out the filter bag 8 through the limit ring 6 for replacement, and then inserts the replaced or maintained filter bag 8 into the corresponding through hole 5, so that the limit ring 6 is stuck above the through hole 5, and then closes the fixing ring 9, squeezes the inclined surface of the block 13, pushes the block 13 outward, bends the spring sheet 12, and squeezes the buffer pad 11. Finally, when the fixing ring 9 moves to the bottom of the block 13, the block 13 is reset under the action of the spring sheet 12, and the installation is completed by clamping the fixing ring 9.

[0032] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A pulse bag dust collector, characterized in that: include: A housing (1), a bracket (2) is fixedly arranged on the outer side of the housing (1), a pulser (3) is arranged inside the housing (1), a fixing plate (4) is fixedly arranged on the inner wall of the housing (1), a plurality of through holes (5) are arranged on the fixing plate (4), and a filter assembly is arranged in each of the plurality of through holes (5); A cleaning component, the cleaning component comprising a motor (16), a cross bar (17) and two scrapers (18); a protective box (14) is arranged inside the housing (1); two support columns (15) are fixedly arranged at the bottom of the protective box (14); the other ends of the two support columns (15) are fixedly arranged at the bottom of the housing (1); the motor (16) is fixedly arranged at the inner top of the protective box (14); the output end of the motor (16) passes through the top of the protective box (14) and is rotatably arranged; the output end of the motor (16) is fixedly arranged at the middle of the cross bar (17); and the two scrapers (18) are respectively fixedly arranged at the two ends of the cross bar (17).

2. A pulse bag dust collector according to claim 1, characterized in that: in: The filter assembly comprises a limiting ring (6), a plurality of U-shaped rods (7) and a filter bag (8); the limiting ring (6) is arranged in cooperation with the through hole (5); a fixing assembly is arranged between the limiting ring (6) and the fixing plate (4); the plurality of U-shaped rods (7) are fixedly arranged together in a circle; the filter bag (8) is fixedly arranged in the plurality of U-shaped rods (7); the tops of the plurality of U-shaped rods (7) are fixedly arranged at the bottom of the limiting ring (6); and the plurality of U-shaped rods (7) are movably arranged to penetrate the through hole (5).

3. A pulse bag dust collector according to claim 2, characterized in that: in: The fixing assembly comprises a fixing ring (9), a hinge (10), a spring sheet (12) and a clamping block (13); the fixing ring (9) is arranged in cooperation with a limiting ring (6); one end of the hinge (10) is fixedly arranged on the fixing ring (9); the other end of the hinge (10) is fixedly arranged on a fixing plate (4); the spring sheet (12) is fixedly arranged on the fixing plate (4); and the clamping block (13) is fixedly arranged on one side of the spring sheet (12).

4. The pulse bag dust collector according to claim 1, characterized in that: in: The bottom ends of the two scrapers (18) are both arranged to be inclined inwards, and the two scrapers (18) are both arranged to slide against the inner wall of the shell (1).

5. The pulse bag dust collector according to claim 1, characterized in that: in: An air outlet pipe is provided through an upper end of one side of the shell (1), an air inlet pipe is provided through a lower end of one side of the shell (1), a dust outlet is provided through a bottom of the shell (1), and the fixing plate (4) is provided between the air outlet pipe and the air inlet pipe.

6. The pulse bag dust collector according to claim 3, characterized in that: in: A buffer pad (11) is fixedly arranged at the bottom of the fixing ring (9), the buffer pad (11) is arranged to abut against the limiting ring (6), the outer side of the clamping block (13) is arranged in an inclined surface, and the clamping block (13) is arranged in cooperation with the fixing ring (9).

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