A cartridge dust collector with a vibrating and shaking device

By designing connecting and protective components, combined with a motor-driven cam mechanism, the problem of low disassembly and installation efficiency of cartridge dust collectors in dusty environments has been solved, enabling rapid replacement and stable fixation, and improving the operating efficiency and sealing performance of the dust collector.

CN224442473UActive Publication Date: 2026-07-03YANCHENG RUISHA ENVIRONMENTAL PROTECTION TECH CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
YANCHENG RUISHA ENVIRONMENTAL PROTECTION TECH CO LTD
Filing Date
2025-08-06
Publication Date
2026-07-03

AI Technical Summary

Technical Problem

Existing cartridge dust collectors are difficult to disassemble and install quickly in dusty environments, have low operating efficiency, and pose risks of poor sealing or thread wear.

Method used

A cartridge dust collector with a vibrating and shaking device was designed. The filter cartridge can be quickly disassembled and installed through connecting components and protective components. The connecting components include sealing rings, fixed shells, rings, and locking blocks, while the protective components include movable rods, baffles, and spiral springs. Combined with a motor-driven cam mechanism, the filter cartridge is vibrated and shaken to shake the material.

Benefits of technology

It enables quick disassembly and installation of the filter cartridge, improves operating efficiency, prevents accidental contact and vibration from affecting the stability of the fixture, ensures sealing, and improves dust removal efficiency.

✦ Generated by Eureka AI based on patent content.

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Abstract

This utility model relates to the technical field of cartridge dust collectors and discloses a cartridge dust collector with a vibrating and shaking device. It includes a housing with an air inlet and a sealing door on its outer surface. A sliding plate is slidably connected to the inner wall of the housing. When disassembly is required, rotating a knob causes the connecting rod and gear to rotate synchronously, driving the locking teeth to rotate the ring. Through the connecting hole and the contact rod, the locking blocks are forced to disengage from the slots on the filter cartridge, releasing the lock for disassembly. During installation, the filter cartridge is aligned with the fixed housing, its outer surface contacting the inclined surface of the locking block, pushing the locking block inward. When the slot of the filter cartridge moves to the locking block position, the spring is released, driving the ring, contact rod, and locking block to reset and move outward, locking into the slot. Simultaneously, the ring reverses to reset, completing the locking and fixing of the filter cartridge to the fixed housing, enabling quick replacement and installation.
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Description

Technical Field

[0001] This utility model relates to the technical field of cartridge dust collectors, specifically a cartridge dust collector with a vibrating and shaking device. Background Technology

[0002] A dust collector is a device that separates dust from flue gas. The performance of a dust collector is expressed by the amount of gas it can handle, the resistance loss of gas passing through the collector, and its dust removal efficiency.

[0003] According to a public notice for a cartridge-type high-efficiency dust collector (Announcement No.: CN221107494U), after the cover plate is removed, the operator needs to manually screw the filter cartridge into the narrow space inside the housing for disassembly and assembly. The threaded connection requires multiple turns of screwing, which makes it difficult to quickly position in a dusty environment. Repeated screwing can easily lead to wear on the threads of the filter cartridge interface, resulting in poor sealing or stripped threads. Special wrenches are required, and the efficiency is low due to the limited operating space. Utility Model Content

[0004] The purpose of this invention is to provide a cartridge dust collector with a vibrating and shaking device to solve the problems mentioned in the background art.

[0005] To achieve the above objectives, the present invention provides the following technical solution: a cartridge dust collector with a vibrating and shaking device, comprising a housing, an air inlet installed on the outer surface of the housing, a sealing door installed on the outer surface of the housing, a sliding plate slidably connected to the inner wall of the housing, a filter cartridge installed at the bottom of the sliding plate, and connecting components and protective components provided on the surfaces of the sliding plate and the filter cartridge.

[0006] The connection component includes:

[0007] A sealing ring is used for sealing purposes.

[0008] A fixed shell is used to stabilize its internal structure.

[0009] A circular ring is used to drive the synchronous movement of various components.

[0010] Preferably, the sealing ring is installed on the inner side of the slide plate, a fixed shell is fixed to the bottom of the slide plate, a ring is rotatably connected to the inner wall of the fixed shell, a connecting hole is opened on the outer surface of the ring, a contact rod is abutted against the inner wall of the connecting hole, a locking block is fixed to the outer surface of the contact rod, a second spring is fixed to the outer surface of the locking block, the end of the second spring away from the locking block is fixed to the inner wall of the fixed shell, a through hole is opened on the outer surface of the fixed shell, a locking tooth is fixed to the outer surface of the ring, and a fixed frame is fixed to the bottom of the fixed shell. A knob is rotatably connected to the outer surface of the fixed frame. The output shaft of the knob passes through the fixed frame, and a connecting rod is fixed to the output shaft. A gear is fixed to the end of the connecting rod away from the knob. The gear meshes with a locking tooth. A locking groove is formed on the outer surface of the filter cartridge. Four sets of locking blocks are arranged, and each set of locking blocks is arranged in a circular array with the center of the ring as the axis. The end of the locking block away from the second spring passes through the fixed shell, and the locking block is slidably connected to the fixed shell. When the knob is rotated, the connecting rod and the gear rotate synchronously, driving the locking tooth to rotate the ring. The ring pushes the abutment rod through its connecting hole, forcing each locking block to overcome the resistance of the second return spring and retract inward, disengaging from the locking groove on the filter cartridge and unlocking for disassembly. During installation, the filter cartridge is aligned with the fixed shell, and its outer surface contacts the inclined surface of the locking block, pushing the locking block inward. At the same time, through the linkage of the abutment rod and the ring, the locking block moves outward synchronously away from the filter cartridge. When the filter cartridge moves to the locking block position, the second spring is released, driving the ring, the abutment rod and the locking block to move outward and lock into the slot. At the same time, the ring reverses to reset, completing the locking and fixing of the filter cartridge to the fixed shell, realizing quick replacement and installation.

[0011] Preferably, the protective assembly includes a movable rod fixed to the surface of one of the four sets of locking blocks. The end of the movable rod away from the locking block penetrates the fixed housing, and the movable rod is slidably connected to the fixed housing. A baffle is slidably connected to the outer surface of the fixed housing, and a connecting plate is fixed to the outer surface of the baffle. A connecting rod is provided on the outer surface of the connecting plate, penetrating the connecting plate and rotatably connected to it. A locking plate is also penetrating and fixed to the connecting plate. A limit groove is formed on the outer surface of the locking plate. A fixing ring is fixed to the side of the connecting plate away from the locking plate, and a spiral spring is fixed to the inner side of the fixing ring. The end of the spiral spring away from the fixing ring is fixed to the outer surface of the connecting rod. Rotating the locking plate compresses the spiral spring, storing energy and releasing the baffle. At this time, the baffle can be pressed down to lock the movable rod and locking blocks, preventing accidental contact or vibration from affecting the filter cartridge fixation. After releasing the locking plate, the spiral spring releases, driving the locking plate to reverse and reset, re-locking the baffle to ensure reliable locking.

[0012] Preferably, a motor is fixed to the right side of the housing, the output shaft of the motor passes through the housing, a rotating rod is rotatably connected to the inner wall of the housing, and a cam is fixed through and fixed to the rotating rod. A spring is fixed to the bottom of the sliding plate, and a base plate is fixed to the bottom of the spring. The base plate is fixed to the inner wall of the housing. The motor drives the cam to rotate. When the cam pushes the sliding plate, it causes the filter cartridge to move down and compress the spring; when the cam returns to its original position, the spring releases and drives the filter cartridge to move up and reset. The reciprocating vibration shakes off the dust on the surface of the filter cartridge, which falls into the dust collection box to complete the dust removal process.

[0013] Preferably, a fixing plate is fixed to the inner wall of the box, an air pump is installed on the top of the fixing plate, the output end of the air pump passes through the fixing plate, a hopper is fixed to the inner wall of the box, and a collection box is placed at the bottom of the inner wall of the box. When the air pump is turned on, an airflow is formed from bottom to top. The air is drawn in, filtered through the filter cartridge to remove dust, and then discharged to achieve continuous purification.

[0014] Preferably, the connecting hole is arc-shaped, and the end of the locking block away from the second spring is set as an inclined surface. When the connecting hole rotates with the ring, it can drive the abutment rod and the locking block to move radially in sync. The inclined surface of the locking block is abutted, which allows the locking block to move without affecting normal docking.

[0015] Preferably, the limiting groove is provided in two sets to facilitate the stabilization of the baffle and the clamping plate.

[0016] Compared with the prior art, this utility model provides a cartridge dust collector with a vibrating and shaking device, which has the following beneficial effects:

[0017] 1. This cartridge dust collector with a vibrating and shaking device, through its connecting components, allows for easy disassembly. Turning the knob causes the connecting rod and gear to rotate synchronously, driving the retaining teeth to rotate the ring. This rotation, through the connecting holes and the contact rod, forces each retaining block to disengage from its slot on the filter cartridge, releasing the lock for easy removal. During installation, the filter cartridge is aligned with the fixed housing, its outer surface contacting the inclined surface of the retaining block, pushing the block inward. When the filter cartridge's slot moves to the retaining block position, spring two releases, driving the ring, contact rod, and retaining block to reset and move outward, locking them into the slot. Simultaneously, the ring reverses to reset, completing the locking and fixation of the filter cartridge to the fixed housing, enabling quick replacement and installation.

[0018] 2. The filter cartridge dust collector with a vibrating and shaking device, through the set protective components, rotates the clamping plate to compress the spiral spring to store energy and release the baffle. Pressing down the baffle locks the movable rod and the clamping block to prevent accidental contact or vibration from affecting the fixation of the filter cartridge. Attached Figure Description

[0019] Figure 1 This is a front view structural diagram of the present invention;

[0020] Figure 2 This is a schematic diagram of the rear view structure of this utility model;

[0021] Figure 3 This is a schematic diagram of the internal structure of this utility model;

[0022] Figure 4 This is a partial front view structural diagram of the present utility model;

[0023] Figure 5 This is a partial exploded bottom view of the structure of this utility model;

[0024] Figure 6 This is a bottom view of the partially exploded internal structure of this utility model;

[0025] Figure 7 This is a side view of some of the connecting components and protective components of this utility model;

[0026] Figure 8 This is a bottom view of some of the protective components of this utility model.

[0027] In the diagram: 1. Box body; 2. Sealed door; 3. Air inlet; 4. Fixing plate; 5. Air pump; 6. Hopper; 7. Collection box; 10. Slide plate; 11. Filter cartridge; 12. Motor; 13. Rotating rod; 14. Cam; 15. Base plate; 16. Spring 1; 8. Connecting assembly; 80. Sealing ring; 81. Fixing shell; 82. Ring; 83. Connecting hole; 84. Abutment rod; 85. Locking block; 86. Spring 2; 87. Through hole; 88. Locking tooth; 89. Fixing frame; 800. Connecting rod; 801. Gear; 802. Locking groove; 9. Protective assembly; 90. Movable rod; 91. Baffle; 92. Fixing ring; 93. Linkage rod; 94. Locking plate; 95. Limiting groove; 96. Spiral spring; 97. Connecting plate. Detailed Implementation

[0028] like Figures 1-8 As shown, this utility model provides a technical solution: a cartridge dust collector with a vibrating and shaking device, including a housing 1, an air inlet 3 installed on the outer surface of the housing 1, a sealing door 2 installed on the outer surface of the housing 1, a sliding plate 10 slidably connected to the inner wall of the housing 1, a filter cartridge 11 installed at the bottom of the sliding plate 10, and connecting components 8 and protective components 9 provided on the surfaces of the sliding plate 10 and the filter cartridge 11; the connecting component 8 includes: a sealing ring 80, a fixing shell 81, a ring 82, a connecting hole 83, a contact rod 84, a locking block 85, a spring 86, a through hole 87, a locking tooth 88, a fixing frame 89, a connecting rod 800, a gear 801, and a slot 802.

[0029] A sealing ring 80 is installed on the inner side of the slide plate 10. A fixed shell 81 is fixed to the bottom of the slide plate 10. A ring 82 is rotatably connected to the inner wall of the fixed shell 81. A connecting hole 83 is opened on the outer surface of the ring 82. An abutting rod 84 is abutted against the inner wall of the connecting hole 83. A locking block 85 is fixed to the outer surface of the abutting rod 84. A spring 86 is fixed to the outer surface of the locking block 85. The end of the spring 86 away from the locking block 85 is fixed to the inner wall of the fixed shell 81. A through hole 87 is opened on the outer surface of the fixed shell 81. A locking tooth 88 is fixed to the outer surface of the ring 82. A fixed frame 89 is fixed to the bottom of the fixed shell 81. A knob is rotatably connected to the outer surface of the fixed frame 89. The output shaft of the knob passes through the fixed frame 89, and a connecting rod 800 is fixed to the output shaft of the knob. The connecting rod 800 is away from the inner wall of the ring 81. A gear 801 is fixed to one end of the knob. The gear 801 meshes with the locking teeth 88. A slot 802 is provided on the outer surface of the filter cartridge 11. Four sets of locking blocks 85 are provided, and the four sets of locking blocks 85 are arranged in a circular array with the center of the ring 82 as the axis. The end of the locking block 85 away from the second spring 86 passes through the fixed shell 81, and the locking block 85 is slidably connected to the fixed shell 81. The connecting hole 83 is set in an arc shape. The end of the locking block 85 away from the second spring 86 is set in an inclined plane. When the knob is turned, the connecting rod 800 and the gear 801 rotate synchronously, which drives the locking teeth 88 to rotate the ring 82. Then, the locking teeth push the abutment rod 84 through the inner wall of the connecting hole 83, forcing each locking block 85 to overcome the resistance of the second spring 86 and retract radially inward, disengaging from the slot 802 of the filter cartridge 11, releasing the limit so that the filter cartridge 11 can be disassembled. During replacement, the filter cartridge 11 is aligned with the fixed housing 81, with its outer surface contacting the inclined surface of the locking block 85, pushing the locking block 85 inward. Simultaneously, through the action of the abutment rod 84 and the ring 82, the locking block 85 moves radially outward away from the filter cartridge 11. When the slot 802 of the filter cartridge 11 reaches the position of the locking block 85, the spring 86 is released, driving the ring 82, the abutment rod 84, and the locking block 85 to reset and move outward into the slot 802. At the same time, the ring 82 reverses and resets, completing the limiting and fixing of the filter cartridge 11 and the fixed housing 81, realizing quick replacement and installation.

[0030] Protective component 9 includes a movable rod 90, which is fixed to the surface of one of the four sets of locking blocks 85. The end of the movable rod 90 away from the locking block 85 passes through the fixed shell 81, and the movable rod 90 is slidably connected to the fixed shell 81. A baffle 91 is slidably connected to the outer surface of the fixed shell 81, and a connecting plate 97 is fixed to the outer surface of the baffle 91. A connecting rod 93 is provided on the outer surface of the connecting plate 97, and the connecting rod 93 passes through the connecting plate 97 and is rotatably connected to the connecting plate 97. The connecting rod 93 passes through and is fixed with a locking plate 94. A limiting groove 95 is formed on the outer surface of the locking plate 94. A fixing ring 92 is fixed to the side of the connecting plate 97 away from the locking plate 94. A spiral spring 96 is fixed to the inner side of the fixing ring 92. The end of the spiral spring 96 away from the fixing ring 92 is fixed to the outer surface of the connecting rod 93. Two sets of limiting grooves 95 are provided. Rotating the locking plate 94 causes the limiting grooves 95 to disengage from the fixing frame 89, and drives the connecting rod 93 to rotate, compressing the spiral spring 96 to store energy. At this time, the baffle 91 can be pressed down to block and fit against the movable rod 90, thereby locking the movable rod 90 and the locking block 85, preventing accidental button presses or vibrations from affecting the limiting stability of the filter cartridge 11 and the fixed housing 81. After releasing the locking plate 94, the spiral spring 96 releases energy, driving the connecting rod 93 and the locking plate 94 to reverse and reset, causing the other set of limiting grooves 95 to engage with the fixing frame 89 and the fixing baffle 91, ensuring reliable locking of the movable rod 90.

[0031] A motor 12 is fixed to the right side of the housing 1, and the output shaft of the motor 12 passes through the housing 1. A rotating rod 13 is rotatably connected to the inner wall of the housing 1, and a cam 14 is fixed through and fixed to the rotating rod 13. A spring 16 is fixed to the bottom of the slide plate 10, and a base plate 15 is fixed to the bottom of the spring 16. The base plate 15 is fixed to the inner wall of the housing 1. A fixing plate 4 is fixed to the inner wall of the housing 1, and an air pump 5 is installed on the top of the fixing plate 4. The output end of the air pump 5 passes through the fixing plate 4. A hopper 6 is fixed to the inner wall of the housing 1, and a collection box 7 is placed at the bottom of the inner wall of the housing 1. When the air pump 5 is turned on, an upward airflow is generated inside the housing 1, causing air to enter through the air inlet 3 under negative pressure. The dust-laden air is filtered by the filter cartridge 11 and discharged upward through the air pump 5 and the exhaust hole at the top of the housing 1, achieving continuous filtration. When dust accumulates on the surface of the filter cartridge 11 and needs to be cleaned, the motor 12 is started to drive the rotating rod 13 and the cam 14 to rotate. When cam 14 contacts slide plate 10, it pushes slide plate 10 to move filter cartridge 11 downward and compresses spring 16; when cam 14 disengages from slide plate 10, spring 16 is released, driving slide plate 10 and filter cartridge 11 to return to their original position and move upward. This reciprocating oscillation causes dust on the surface of filter cartridge 11 to fall through hopper 6 into collection box 7 for unified collection.

[0032] In use, connect the external dust exhaust pipe to the air inlet 3. Then, turn on the air pump 5. An upward airflow will be generated inside the housing 1. Under negative pressure, air enters the housing 1 through the air inlet 3. The filter cartridge 11 filters the dust-laden air. The filtered air is then discharged upwards through the air pump 5 and the exhaust port at the top of the housing 1, thus continuously filtering the air. When the outer surface of the filter cartridge 11 needs cleaning due to excessive dust, turn on the motor 12. This will drive the rotating rod 13, causing the cam 14 to rotate synchronously. When the surface of the cam 14 contacts the sliding plate 10, the sliding plate 10 will move the filter cartridge 11 downwards. When spring 16 is compressed, it releases when the surface of cam 14 disengages from slide plate 10, causing slide plate 10 and filter cartridge 11 to reset. This allows filter cartridge 11 to vibrate, shaking off dust from its surface. The dust then enters collection box 7 through hopper 6 for unified collection. When filter cartridge 11 needs to be replaced, sealing door 2 is opened, and the knob is turned. This causes connecting rod 800 and gear 801 to rotate synchronously. At this time, locking teeth 88 drive ring 82 to rotate, causing the inner wall of connecting hole 83 to contact the outer surface of contact rod 84. Simultaneously, locking blocks 85 move radially, and spring 86 is compressed, causing locking blocks 85 to disengage from slot 802, thus releasing the restriction on filter cartridge 11 and facilitating its replacement. Personnel disassemble and replace the filter cartridge. Simultaneously, spring 86 releases, causing the contact rod 84 and locking block 85 to reset, and the ring 82 reverses and resets, facilitating subsequent installation. During installation, the filter cartridge 11 is aligned with the fixed housing 81. At this time, the outer surface of the filter cartridge 11 abuts against the inclined surface of the locking block 85. The locking block 85 then moves into the fixed housing 81. Through the contact rod 84 and the ring 82, the locking block 85 moves radially away from the filter cartridge 11. When the locking groove 802 is parallel to the locking block 85, spring 86 releases, causing the ring 82, contact rod 84, and locking block 85 to reset. The locking block 85 then enters the locking groove 802, thus limiting the positioning of the fixed housing 81 and the filter cartridge 11. Installation allows for quick replacement. Rotating the locking plate 94 disengages the limiting groove 95 from the fixing frame 89, simultaneously rotating the connecting rod 93. At this point, the spiral spring 96 retracts, allowing the baffle 91 to be pressed down, thus blocking and engaging the movable rod 90. This limits the movement of the movable rod 90 and the locking block 85, preventing accidental knob touches or vibrations from affecting the stability of the filter cartridge 11 and the fixing shell 81. Releasing the locking plate 94 releases the spiral spring 96, causing the connecting rod 93 and the locking plate 94 to reverse, engaging the other limiting groove 95 with the fixing frame 89. This stabilizes the baffle 91, preventing any impact on the stability of the movable rod 90's position.

[0033] The present invention has been described in detail above. However, modifications or improvements can be made to it, which will be obvious to those skilled in the art. Therefore, any modifications or improvements that do not depart from the spirit of the present invention are within the protection scope of the present invention.

Claims

1. A filter cartridge dust collector having a shaking duster device, comprising a housing (1), characterized in that: An air inlet (3) is installed on the outer surface of the box (1), a sealing door (2) is installed on the outer surface of the box (1), a sliding plate (10) is slidably connected to the inner wall of the box (1), a filter cartridge (11) is installed at the bottom of the sliding plate (10), and a connecting component (8) and a protective component (9) are provided on the surfaces of the sliding plate (10) and the filter cartridge (11). The connection component (8) includes: The sealing ring (80) is used for sealing. A fixed shell (81) is used to stabilize its internal structure; A circular ring (82) is used to drive the synchronous movement of various components. The sealing ring (80) is installed on the inner side of the slide plate (10). A fixed shell (81) is fixed to the bottom of the slide plate (10). A circular ring (82) is rotatably connected to the inner wall of the fixed shell (81). A connecting hole (83) is opened on the outer surface of the circular ring (82). A contact rod (84) is abutted against the inner wall of the connecting hole (83). A locking block (85) is fixed on the outer surface of the contact rod (84). A spring (86) is fixed on the outer surface of the locking block (85). One end of the spring (86) away from the locking block (85) is fixed to the inner wall of the fixed shell (81). A through hole (87) is opened on the outer surface of the fixed shell (81). The outer surface of the circular ring (82) is... The filter cartridge (11) has a fixed tooth (88) on its surface. The bottom of the fixed shell (81) is fixed with a fixed frame (89). The outer surface of the fixed frame (89) is rotatably connected with a knob. The output shaft of the knob passes through the fixed frame (89), and the output shaft of the knob is fixed with a connecting rod (800). The end of the connecting rod (800) away from the knob is fixed with a gear (801). The gear (801) meshes with the tooth (88). The outer surface of the filter cartridge (11) is provided with a slot (802). There are four sets of locking blocks (85), and the four sets of locking blocks (85) are arranged in a circumferential array with the center of the ring (82) as the axis. The end of the locking block (85) away from the second spring (86) passes through the fixed shell (81), and the locking block (85) is slidably connected to the fixed shell (81).

2. A filter cartridge dust collector having a shaking duster device as claimed in claim 1, characterized in that: The protective component (9) includes a movable rod (90), which is fixed to the surface of one of the four sets of locking blocks (85). One end of the movable rod (90) away from the locking block (85) passes through the fixed shell (81), and the movable rod (90) is slidably connected to the fixed shell (81). A baffle (91) is slidably connected to the outer surface of the fixed shell (81), and a connecting plate (97) is fixed to the outer surface of the baffle (91). A connecting rod (93) is provided on the outer surface of the connecting plate (97). The linkage rod (93) passes through the connecting plate (97) and is rotatably connected to the connecting plate (97). The linkage rod (93) passes through and is fixed with a retaining plate (94). A limit groove (95) is opened on the outer surface of the retaining plate (94). A retaining ring (92) is fixed on the side of the connecting plate (97) away from the retaining plate (94). A spiral spring (96) is fixed on the inner side of the retaining ring (92). The end of the spiral spring (96) away from the retaining ring (92) is fixed on the outer surface of the linkage rod (93).

3. A cartridge dust collector with a vibrating and shaking device according to claim 1, characterized in that: A motor (12) is fixed on the right side of the housing (1). The output shaft of the motor (12) passes through the housing (1). A rotating rod (13) is rotatably connected to the inner wall of the housing (1). A cam (14) passes through and is fixed to the rotating rod (13). A spring (16) is fixed to the bottom of the slide plate (10). A base plate (15) is fixed to the bottom of the spring (16). The base plate (15) is fixed to the inner wall of the housing (1).

4. A filter cartridge dust collector having a shaking duster device as defined in claim 1, wherein: The inner wall of the box (1) is fixed with a fixing plate (4), and a vacuum pump (5) is installed on the top of the fixing plate (4). The output end of the vacuum pump (5) passes through the fixing plate (4). A hopper (6) is fixed on the inner wall of the box (1), and a collection box (7) is placed at the bottom of the inner wall of the box (1).

5. A filter cartridge dust collector having a shaking duster device as defined in claim 1, wherein: The connecting hole (83) is set in an arc shape, and the end of the locking block (85) away from the second spring (86) is set in an inclined plane.

6. A filter cartridge dust collector having a shaking duster device as defined in claim 2, wherein: The limiting groove (95) is provided in two sets.