Clean workshop ventilation and dust removal device convenient to disassemble and assemble

Abstract

The utility model discloses a clean workshop ventilation and dust removal device convenient to disassemble and assemble, which comprises a fixed plate installed outside the wall surface of a clean workshop through bolts, a hollow outer exhaust pipe and a hollow inner air supply pipe are fixed on the fixed plate, an end cover is fixed at the end part of the outer exhaust pipe in a threaded manner, a support plate is fixed on the fixed plate, and the inner air supply pipe is fixed on the support plate. The supporting plate and the outer exhaust pipe are provided with exhaust assemblies used for exhausting exhaust air, the side, close to the end cover, of the outer exhaust pipe is provided with an outwards-extending pipe head, the outwards-extending pipe head is in threaded connection with a metal supporting ring, and a grid plate is clamped and fixed in the metal supporting ring. A cloth bag is fixed to the end, away from the outwards-extending pipe head, of the metal supporting ring, and an air blower is fixed to one end of the inner air feeding pipe. The clean workshop ventilation and dust removal device convenient to disassemble and assemble has the advantages of being convenient to disassemble, assemble and clean the interior, convenient to install and fix and efficient in dust removal and air supply.

Description

Technical Field

[0001] The utility model relates to the technical field of ventilation equipment, in particular to a clean workshop ventilation and dust removal device which is easy to assemble and disassemble. Background Art

[0002] Cleanrooms are factories that have high cleanliness requirements and generally require internal dust to be at a low level. Cleanrooms are mainly used in factories with processing cleanliness requirements and some equipment control rooms.

[0003] The existing Chinese patent publication number CN220582717U discloses a factory ventilation and dust removal device, including a ventilation duct, a mounting plate and a fan installed in the ventilation duct, the end face of the mounting plate is provided with an air inlet, the end face of the ventilation duct is provided with an air outlet, the ventilation duct and the mounting plate are fixedly connected, a coarse-pore filter plate and a fine-pore filter plate are installed inside the ventilation duct, and the main body rod, a fixing plate and a cleaning plate are also included, and a support frame is fixed on the mounting plate; the factory ventilation and dust removal device of the utility model is provided with a coarse-pore and fine-pore filter plate mechanism.

[0004] The above-mentioned factory ventilation and dust removal device has the advantage of being able to remove dust, but it also has some disadvantages, such as: it is inconvenient to disassemble and clean the interior, and the air supply and exhaust are in the same channel, so the efficiency is relatively low. Utility Model Content

[0005] In view of the problems mentioned in the background technology, the purpose of the present invention is to provide a clean workshop ventilation and dust removal device that is easy to disassemble and assemble, so as to solve the problems mentioned in the background technology.

[0006] The above technical objectives of the present invention are achieved through the following technical solutions:

[0007] A clean room ventilation and dust removal device that is easy to disassemble and assemble, includes a fixing plate installed on the outside of the wall of the clean room by bolts, a hollow external exhaust pipe and an internal air supply pipe are fixed on the fixing plate, the end of the external exhaust pipe is threadedly fixed with an end cover, a support plate is fixed on the fixing plate, an exhaust assembly for external exhaust air is installed on the support plate and the external exhaust pipe, the external exhaust pipe has an external pipe head on the side close to the end cover, a metal support ring is threadedly connected to the external pipe head, a grid plate is clamped and fixed in the metal support ring, a cloth bag is fixed on the end of the metal support ring away from the external pipe head, a blower is fixed at one end of the internal air supply pipe, and a dust removal assembly is detachably arranged in the internal air supply pipe.

[0008] By adopting the above technical scheme, the clean workshop ventilation and dust removal device which is easy to disassemble and assemble has the advantages of easy disassembly and assembly for cleaning the interior, easy installation and fixation, and efficient dust removal and air supply; when the device is used, the vacuum assembly can be used to generate negative pressure in the external exhaust pipe, thereby exhausting the air inside the clean workshop, and the blower fixed at the end of the internal air supply pipe can be used to effectively supply air through the internal air supply pipe, and the dust removal assembly can be used to ensure that the supplied gas can reduce floating dust to the greatest extent; thereby realizing the cycle of exhaust and air supply and improving the ventilation efficiency; since the device only needs to be fixed to the wall of the clean workshop by bolts when the device is installed as a whole, it is convenient to install and fix; in addition, since the external exhaust pipe and the end cover, the external pipe head and the metal support ring connected and fixed with the cloth bag, and the internal air supply pipe and the dust removal assembly in the device are all easy to disassemble, it is convenient to disassemble and clean.

[0009] Preferably, the exhaust assembly includes a servo motor, a rod shaft, a ring sleeve, a sealed bearing and several fan blades, the servo motor is fixed on the support plate, the rod shaft is fixed to the motor shaft end of the servo motor, the ring sleeve is threadedly connected to the outside of the rod shaft, the sealed bearing is installed at the end cover, the rod shaft is rotatably connected to the inner ring of the sealed bearing, and several fan blades are respectively fixed on the ring sleeve.

[0010] By adopting the above technical solution, when the servo motor in the exhaust assembly is started, it can drive the fan blades on the rod shaft and the ring sleeve to generate negative pressure, thereby extracting gas. The use of sealed bearings can improve the sealing performance of the rod shaft and the end cover.

[0011] Preferably, a retaining ring is fixed to the outside of the rod shaft, a pressing ring is threadedly connected to the outside of the rod shaft, and the annular sleeve is located between the retaining ring and the pressing ring.

[0012] By adopting the above technical solution, the retaining ring and the pressure ring can improve the positioning and fixing effect of the ring sleeve.

[0013] Preferably, one end of the outer exhaust pipe is threadedly connected to an inner extension cover, and the inner extension cover has a bell-mouth shape structure at the end away from the outer exhaust pipe.

[0014] By adopting the above technical solution, the bell-mouth shape structure can improve the suction efficiency.

[0015] Preferably, the dust removal assembly includes a fixed cylinder, an intermediate dust shield, a first filter cloth and a second filter cloth. The fixed cylinder is clamped and fixed in the inner air supply pipe, the intermediate dust shield is fixed in the fixed cylinder, and the first filter cloth and the second filter cloth are respectively fixed on both sides of the intermediate dust shield.

[0016] By adopting the above technical solution, since the fixed cylinder and the inner air supply pipe are detachable, it is convenient to disassemble and clean, and a good dust removal effect can be achieved by relying on the middle dust shield, the first filter cloth and the second filter cloth.

[0017] Preferably, an extended extension pipe is fixed to the end of the inner air supply pipe facing away from the blower, and one end of the extended extension pipe is fixed to the end of the inner air supply pipe through a threaded support ring.

[0018] By adopting the above technical solution, the air supply area can be changed by lengthening the extension tube, the air supply range can be increased, and the threaded support ring can be used for convenient fixation.

[0019] Preferably, the extended extension tube includes a horizontal tube portion, an inclined tube portion and a curved tube head, and the threaded support ring is located outside the horizontal tube portion.

[0020] By adopting the above technical solution, the extended extension pipe composed of the horizontal pipe portion, the inclined pipe portion and the curved pipe head has a good effect of improving and changing the air supply area.

[0021] Preferably, the interior of the end shield is a streamlined arc surface.

[0022] By adopting the above technical solution, the streamlined curved surface can reduce wind resistance and improve the dust particle collection effect of the bag.

[0023] In summary, the present invention has the following beneficial effects:

[0024] The utility model is a clean room ventilation and dust removal device that is easy to disassemble and assemble, and has the advantages of easy disassembly and assembly for cleaning the interior, easy installation and fixation, and efficient dust removal and air supply. When the device is used, the vacuum component can be used to generate negative pressure in the external exhaust pipe, thereby exhausting the air inside the clean room, and the blower fixed at the end of the internal air supply pipe can be used to effectively supply air through the internal air supply pipe, and the dust removal component can be used to ensure that the supplied gas can reduce floating dust to the greatest extent, thereby realizing the circulation of exhaust and air supply, and improving the ventilation efficiency. When the device is installed as a whole, only the fixing plate needs to be fixed to the wall of the clean room by bolts, which facilitates installation and fixation. In addition, since the external exhaust pipe and the end cover, the external pipe head and the metal support ring connected and fixed with the cloth bag, and the internal air supply pipe and the dust removal component in the device are all easy to disassemble, it is convenient to disassemble and clean. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 This is one of the structural diagrams of the present utility model;

[0026] Figure 2 It is a structural sectional view of the utility model;

[0027] Figure 3 for Figure 2 A partial enlarged view of the middle A;

[0028] Figure 4 for Figure 2A partial enlarged view of point B in the middle;

[0029] Figure 5 This is the second structural diagram of the present utility model.

[0030] Figure numerals: 1. Clean room wall; 2. Fixed plate; 3. External exhaust pipe; 4. Internal air supply pipe; 5. End cover; 6. Support plate; 7. External extension pipe head; 8. Metal support ring; 9. Grid plate; 10. Cloth bag; 11. Blower; 12. Servo motor; 13. Rod shaft; 14. Ring sleeve; 15. Sealed bearing; 16. Fan blade; 17. Retaining ring; 18. Pressing ring; 19. Internal extension cover; 20. Fixed cylinder; 21. Intermediate dust shield; 22. First filter cloth; 23. Second filter cloth; 24. Extended extension pipe; 25. Threaded support ring; 241. Horizontal pipe section; 242. Inclined pipe section; 243. Bend pipe head. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0032] refer to Figure 1-Figure 5 , a clean workshop ventilation and dust removal device that is easy to disassemble and assemble, includes a fixing plate 2 installed on the outside of the clean workshop wall 1 by bolts, and a hollow outer exhaust pipe 3 and an inner air supply pipe 4 are fixed on the fixing plate 2, and an end cover 5 is threadedly fixed to the end of the outer exhaust pipe 3, and a support plate 6 is fixed on the fixing plate 2. An exhaust assembly for exhausting air is installed on the support plate 6 and the outer exhaust pipe 3. The outer exhaust pipe 3 has an outer pipe head 7 on the side close to the end cover 5, and a metal support ring 8 is threadedly connected to the outer pipe head 7. A grid plate 9 is clamped and fixed in the metal support ring 8, and a cloth bag 10 is fixed to the end of the metal support ring 8 facing away from the outer pipe head 7. A blower 11 is fixed to one end of the inner air supply pipe 4, and a dust removal assembly is removably provided in the inner air supply pipe 4.

[0033] refer to Figure 1-Figure 5The present invention relates to a ventilation and dust removal device for a clean room which is easy to disassemble and assemble, and has the advantages of being easy to disassemble and assemble for cleaning the interior, being easy to install and fix, and having efficient dust removal and air supply. When the present invention is applied, the vacuum assembly can be used to generate negative pressure in the external exhaust pipe 3, thereby discharging the air inside the clean room, and the blower 11 fixed at the end of the internal air supply pipe 4 can be used to effectively supply air through the internal air supply pipe 4, and the dust removal assembly can be used to ensure that the supplied air can reduce the floating dust to the greatest extent, thereby realizing the cycle of exhaust and air supply, and improving the ventilation efficiency. When the present invention is installed as a whole, only the fixing plate 2 needs to be fixed to the wall surface 1 of the clean room by bolts, which facilitates installation and fixation. In addition, since the external exhaust pipe 3 and the end cover 5, the external pipe head 7 and the metal support ring 8 connected and fixed with the cloth bag 10, and the internal air supply pipe 4 and the dust removal assembly in the present invention are easy to disassemble, it is convenient to disassemble and clean.

[0034] refer to Figure 1-Figure 5 The exhaust assembly includes a servo motor 12, a rod shaft 13, a ring sleeve 14, a sealed bearing 15 and several fan blades 16. The servo motor 12 is fixed on the support plate 6, the rod shaft 13 is fixed to the motor shaft end of the servo motor 12, the ring sleeve 14 is threadedly connected to the outside of the rod shaft 13, the sealed bearing 15 is installed on the end cover 5, the rod shaft 13 is rotatably connected to the inner ring of the sealed bearing 15, and several fan blades 16 are respectively fixed on the ring sleeve 14. When the servo motor 12 in the exhaust assembly is started, it can drive the rod shaft 13 and the fan blades 16 on the ring sleeve 14 to generate negative pressure, thereby extracting gas. The use of the sealed bearing 15 can improve the sealing performance of the rod shaft 13 and the end cover 5.

[0035] refer to Figure 1-Figure 5 A retaining ring 17 is fixed to the outside of the shaft 13, and a pressing ring 18 is threadedly connected to the outside of the shaft 13. The ring 14 is located between the retaining ring 17 and the pressing ring 18. The retaining ring 17 and the pressing ring 18 can improve the positioning and fixing effect of the ring 14. An inner cover 19 is threadedly connected to one end of the outer exhaust pipe 3. The inner cover 19 has a bell-shaped structure at the end facing away from the outer exhaust pipe 3. The bell-shaped structure can improve the suction efficiency.

[0036] refer to Figure 1-Figure 5 The dust removal assembly includes a fixed cylinder 20, an intermediate dust shield plate 21, a first filter cloth 22 and a second filter cloth 23. The fixed cylinder 20 is clamped and fixed in the inner air supply pipe 4, the intermediate dust shield plate 21 is fixed in the fixed cylinder 20, and the first filter cloth 22 and the second filter cloth 23 are respectively fixed on both sides of the intermediate dust shield plate 21. Since the fixed cylinder 20 and the inner air supply pipe 4 are detachable, it is convenient to disassemble and clean. Relying on the intermediate dust shield plate 21, the first filter cloth 22 and the second filter cloth 23 can achieve a good dust removal effect.

[0037] refer to Figure 1-Figure 5, wherein the inner air supply pipe 4 is fixed with an extended extension pipe 24 at the end facing away from the blower 11, and one end of the extended extension pipe 24 is fixed to the end of the inner air supply pipe 4 by a threaded support ring 25. The extended extension pipe 24 can change the air supply area and increase the air supply range, and the threaded support ring 25 can facilitate fixation. The extended extension pipe 24 includes a horizontal pipe portion 241, an inclined pipe portion 242 and a curved pipe head 243. The threaded support ring 25 is located outside the horizontal pipe portion 241. The extended extension pipe 24 composed of the horizontal pipe portion 241, the inclined pipe portion 242 and the curved pipe head 243 has a good effect of improving the change of the air supply area. The interior of the end cover 5 is a streamlined arc surface, which can reduce wind resistance and improve the dust collection effect of the bag 10.

[0038] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A clean room ventilation and dust removal device that is easy to assemble and disassemble, comprising a fixing plate (2) mounted on the outside of a clean room wall (1) by bolts, characterized in that: A hollow outer exhaust pipe (3) and an inner air supply pipe (4) are fixed on the fixing plate (2); an end cover (5) is threadedly fixed to the end of the outer exhaust pipe (3); a support plate (6) is fixed to the fixing plate (2); an exhaust assembly for exhausting air is installed on the support plate (6) and the outer exhaust pipe (3); the outer exhaust pipe (3) has an outer pipe head (7) on the side close to the end cover (5); a metal support ring (8) is threadedly connected to the outer pipe head (7); a grid plate (9) is fixed in the metal support ring (8); a cloth bag (10) is fixed to the end of the metal support ring (8) away from the outer pipe head (7); a blower (11) is fixed to one end of the inner air supply pipe (4); and a dust removal assembly is detachably provided in the inner air supply pipe (4).

2. The clean workshop ventilation and dust removal device that is easy to assemble and disassemble according to claim 1 is characterized in that: The air extraction component comprises a servo motor (12), a rod shaft (13), a ring sleeve (14), a sealed bearing (15) and a plurality of fan blades (16), wherein the servo motor (12) is fixed on a support plate (6), the rod shaft (13) is fixed on the motor shaft end of the servo motor (12), the ring sleeve (14) is threadedly connected to the outside of the rod shaft (13), the sealed bearing (15) is installed at the end cover (5), the rod shaft (13) is rotatably connected to the inner ring of the sealed bearing (15), and the plurality of fan blades (16) are respectively fixed on the ring sleeve (14).

3. The clean workshop ventilation and dust removal device that is easy to assemble and disassemble according to claim 2 is characterized in that: A retaining ring (17) is fixed to the outside of the rod shaft (13), a pressing ring (18) is threadedly connected to the outside of the rod shaft (13), and the ring sleeve (14) is located between the retaining ring (17) and the pressing ring (18).

4. The clean workshop ventilation and dust removal device that is easy to assemble and disassemble according to claim 1 is characterized in that: One end of the outer exhaust pipe (3) is threadedly connected to an inner extension cover (19), and the inner extension cover (19) has a bell-mouth-shaped structure at the end facing away from the outer exhaust pipe (3).

5. The clean workshop ventilation and dust removal device that is easy to assemble and disassemble according to claim 1 is characterized in that: The dust removal assembly comprises a fixed cylinder (20), an intermediate dust shield (21), a first filter cloth (22) and a second filter cloth (23); the fixed cylinder (20) is fixed in the inner air supply pipe (4); the intermediate dust shield (21) is fixed in the fixed cylinder (20); and the first filter cloth (22) and the second filter cloth (23) are respectively fixed on both sides of the intermediate dust shield (21).

6. The clean workshop ventilation and dust removal device that is easy to assemble and disassemble according to claim 1 is characterized in that: An extended extension pipe (24) is fixed to the end of the inner air supply pipe (4) facing away from the blower (11), and one end of the extended extension pipe (24) is fixed to the end of the inner air supply pipe (4) via a threaded support ring (25).

7. The clean workshop ventilation and dust removal device that is easy to assemble and disassemble according to claim 6 is characterized in that: The lengthened extension tube (24) comprises a horizontal tube portion (241), an inclined tube portion (242) and a curved tube head (243), and the threaded support ring (25) is located outside the horizontal tube portion (241).

8. The clean workshop ventilation and dust removal device that is easy to assemble and disassemble according to claim 1 is characterized in that: The interior of the end shield (5) is a streamlined arc surface.

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