Environment-friendly and energy-saving dust removal system for building
By installing movable components inside the housing of the building dust removal device, allowing the swinging members to rotate in multiple directions, the problems of insufficient dust removal efficiency and one-way vacuuming of existing devices are solved, and a more efficient multi-directional dust removal effect is achieved.
Patent Information
- Application Number
- CN202510016000.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-06
- Publication Date
- 2025-02-14
- Estimated Expiration
- 2045-01-06
AI Technical Summary
The existing building dust removal device cannot increase the vacuum effect by enlarging the diameter when vacuuming, and can only absorb dust in a single direction, which has great limitations in use.
An environmentally friendly and energy-saving dust removal system is designed to allow the swing to rotate in multiple directions by providing movable components inside the housing, including a movable frame and a swing member, thereby increasing the dust removal range and efficiency.
By increasing the dust removal range and efficiency, the problems of insufficient dust removal efficiency and one-way vacuuming in existing devices are solved, and more efficient multi-directional dust removal effect is achieved.
Smart Images

Figure CN119425275A_ABST
Abstract
Description
Technical Field
[0001] The invention relates to the technical field of dust removal devices, and in particular to an environmentally friendly and energy-saving dust removal system for buildings. Background Art
[0002] In the construction field, dust problems are very prominent both in the construction process and in the daily use of buildings. During construction, operations such as earth excavation, concrete mixing, and material cutting will generate a large amount of dust. After the building is put into use, indoor cleaning activities and people walking around will also raise dust. Therefore, dust removal equipment is needed to remove the generated dust in a timely manner.
[0003] For example, application number: CN202323553096.8 involves a dust collector for construction projects, including a chassis, two wheels are fixedly connected to the left and right sides of the bottom end of the chassis, positioning blocks are fixedly connected to the front and rear sides of the top of the chassis, the internal rotation of the positioning blocks is connected to a hydraulic cylinder, the driving end of the hydraulic cylinder is fixedly connected to a telescopic rod, the front and rear sides of the top of the chassis are fixedly connected to auxiliary plates, the middle of the auxiliary plates is rotationally connected to a cylinder, the adjacent sides of the two cylinders are fixedly connected to a rotating drum, the external top of the rotating drum is fixedly connected to a water tank, and the left side of the water tank is fixedly connected to a support block. In this utility model, the wind direction angle of the fan can be adjusted, the airflow distribution can be optimized, and the wind speed of the fan can be adjusted, so that the dust collector can adapt to different working environments and working conditions.
[0004] However, there are some shortcomings in the current design of building dust removal devices. First, when the dust removal device is vacuuming, it is impossible to increase the dust suction effect by expanding the diameter, resulting in the dust removal efficiency of the dust removal device being unable to meet the use requirements. Secondly, when the dust removal device is vacuuming, it can only absorb dust in one direction. Even if the angle of the dust removal device is adjusted, it only performs one-way dust suction, which makes the use of the dust removal device have certain limitations. Summary of the invention
[0005] In response to the above problems, one purpose of the present application is to remedy these shortcomings, and more specifically to provide a building environmental protection and energy-saving dust removal system, which can not only adjust the dust suction area of the dust removal device, but also enable the dust removal device to perform dust removal in multiple directions, thereby improving the efficiency of dust removal.
[0006] The first aspect of the present disclosure provides a building environmental protection and energy-saving dust removal system, which specifically includes: a main body component; the main body component includes a shell, a docking groove, a socket and a spray pipe, the shell is a rectangular structure, and a rectangular groove is provided inside the shell, and a circular through groove is provided in the middle position of the rear side of the shell; the docking groove is symmetrically opened on both sides of the bottom of the shell; the socket is symmetrically opened in the middle position of both sides of the shell; the spray pipe is arranged on the front side of the upper end of the shell, and nozzles are equidistantly provided on the bottom side of the spray pipe, and the two ends of the spray pipe are fixed to the shell; two groups of movable components are provided on the main body component, and the movable frames of the movable components are located on both sides of the interior of the shell, and the two ends of the movable frame are slidably matched with the guide rods in the shell, the swinging piece at the outer end of the movable frame is in contact with the shielding plate in the shell, and the end of the swinging piece is in contact with the baffle outside the shell, and the swinging piece can extend from the side end of the shell.
[0007] Preferably, the main body component comprises: a side groove and a blocking rod; the side grooves are symmetrically opened on both sides of the exterior of the shell; and the blocking rod is inserted into the interior of the side groove.
[0008] Preferably, the main body component comprises: a fixing frame and a fan; the fixing frame is mounted on the outer end of the circular through slot at the rear side of the shell; the fan is rotatably mounted inside the fixing frame, and the fan is connected to a motor.
[0009] Preferably, the main body component includes: a bottom component and a docking plate; the bottom component is arranged at the lower end of the shell, and a universal wheel is installed at the lower end of the bottom component; the docking plate is symmetrically arranged at the lower end of the bottom component, and the docking plate is plugged into the docking groove.
[0010] Preferably, the main body component includes: a filter screen and an insertion rod; the filter screen is arranged at the front end of the shell; the insertion rod is symmetrically arranged on the front side of the filter screen, and the insertion rod is plugged into and matched with the socket.
[0011] Preferably, the main body component comprises: a baffle and a guide rod; the baffle is symmetrically arranged at two sides of the interior of the shell; the guide rod is symmetrically arranged at two ends of the interior of the shell, and the guide rod is located on both sides of the baffle.
[0012] Preferably, the main body component includes: a photovoltaic panel and an energy storage box; the photovoltaic panel is fixedly mounted on the top of the shell; the energy storage box is arranged at the rear outer end of the shell, and the battery pack in the energy storage box can power the motor that controls the rotation of the fan, and the battery pack in the energy storage box is electrically connected to the photovoltaic panel.
[0013] Preferably, the movable assembly comprises: a movable frame, a connecting groove and a limiting rod; the movable frame is a rectangular structure; the connecting groove is symmetrically arranged at the inner ends of both sides of the movable frame; and the limiting rod is inserted into the end of the connecting groove.
[0014] Preferably, the movable component includes: a swinging member and a flap; the swinging member is arranged at the outer end of the movable frame, and a filter mesh hole is provided on the front side of the swinging member, and the interior of the swinging member is a hollow structure; the flap is installed at the rear end of the swinging member by a hinge connection.
[0015] Preferably, the movable component includes: a joint and a positioning hole; the joint is arranged on both sides of the outside of the swinging member, and the joint is rotatably matched with the end of the connecting groove, and the swinging member is connected to the connecting groove through the joint; the positioning hole is annularly arranged at equal intervals inside the joint, and the positioning hole is penetrated by a limiting rod.
[0016] The present invention provides a building environmental protection and energy-saving dust removal system, which has the following beneficial effects: 1. The present invention provides a main component and a movable component, wherein a movable frame is slidably installed inside a shell through a guide rod, and a swinging piece is rotatably installed on the sliding frame, so that the inner end of the swinging piece is connected with the inside of the shell through a connecting groove, and blocking rods are inserted at both ends of the shell to limit the swinging piece. When in use, the blocking rod is removed from the side groove, and the blocking rod loses the limit on the swinging piece, and then the swinging piece is pulled out from the shell, so that the side with the filter mesh hole on the front side of the swinging piece is exposed, so that during the dust collection process of the device, the use of the swinging piece can increase the scope of dust removal work, and can perform additional dust collection, thereby improving the efficiency of dust removal.
[0017] 2. The present invention provides a movable component, and a swinging piece is provided on the movable frame, so that the joint on the swinging piece and the connecting groove on the movable frame are rotatably matched, and a limiting rod is inserted at the end of the connecting groove, so that the limiting rod passes through the positioning hole in the joint, and the swinging piece is fixed on the movable frame. When in use, the limiting rod is pulled out of the connecting groove to make it lose its limiting effect on the swinging piece, and then the angle of the swinging piece on the movable frame is adjusted so that the swinging pieces on both sides are not facing the same angle with the shell. In this way, the swinging piece can absorb dust in different directions when removing dust, thereby achieving the purpose of multi-directional dust removal. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] The following drawings will provide a better understanding of the present disclosure and more clearly demonstrate the advantages of the present disclosure. The drawings described herein are for illustrative purposes only of selected embodiments, not all possible implementations, and are not intended to limit the scope of the present disclosure.
[0019] In the attached picture: Figure 1 A schematic diagram of a three-dimensional structure according to an embodiment of the present invention is shown.
[0020] Figure 2 A schematic diagram of a decomposed structure according to an embodiment of the present invention is shown.
[0021] Figure 3 A rear-view stereoscopic structural schematic diagram of an embodiment of the present invention is shown.
[0022] Figure 4 A schematic diagram of the internal structure of a main body component according to an embodiment of the present invention is shown.
[0023] Figure 5 A schematic diagram of active component connections according to an embodiment of the present invention is shown.
[0024] Figure 6 A schematic diagram of an exploded view of active components according to an embodiment of the present invention is shown.
[0025] Figure 7 A schematic diagram showing the effect of an expanded active component according to an embodiment of the present invention is shown.
[0026] Figure 8 The cross-sectional effect diagram of the movable assembly after unfolding according to the embodiment of the present invention is shown.
[0027] Fig. 9 A schematic diagram of a workflow according to an embodiment of the present invention is shown.
[0028] 1. Main components; 101, housing; 1011, docking slot; 1012, jack; 1013, spray pipe; 102, side groove; 1021, stop bar; 103, fixing frame; 1031, fan; 104, bottom part; 1041, docking plate; 105, filter screen; 1051, plug rod; 106. shield; 107. guide rod; 108. photovoltaic panel; 109. energy storage box; 2. Active components; 201, movable frame; 2011, connecting groove; 2012, limiting rod; 202, swinging member; 2021, flap; 203, connector; 2031, positioning hole. DETAILED DESCRIPTION
[0029] In order to make the purpose, technical solution and advantages of the embodiment of the present invention clearer, the technical solution of the embodiment of the present invention will be clearly and completely described below in conjunction with the accompanying drawings of the embodiment of the present invention. Obviously, the described embodiment is a part of the embodiment of the present invention, not all of the embodiments. Based on the described embodiment of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.
[0030] Example 1: Please refer to Figures 1 to 9 As shown: The present invention provides a building environmental protection and energy-saving dust removal system, comprising: a main body component 1; the main body component 1 comprises a shell 101, a docking groove 1011, a plug hole 1012 and a spray pipe 1013, the shell 101 is a rectangular structure, and a rectangular groove is arranged inside the shell 101, and a circular through groove is opened at the middle position of the rear side of the shell 101; the docking groove 1011 is symmetrically arranged at both sides of the bottom of the shell 101; the plug hole 1012 is symmetrically arranged at the middle position of both sides of the shell 101; the spray pipe 1013 is arranged at the front side of the upper end of the shell 101, and the spray pipe Nozzles are equidistantly arranged on the bottom side of 1013, and both ends of the spray pipe 1013 are fixed to the shell 101; two groups of movable components 2 are arranged on the main component 1, and the movable frame 201 of the movable component 2 is located on both sides of the interior of the shell 101, and the two ends of the movable frame 201 are slidably matched with the guide rod 107 in the shell 101, and the swing member 202 at the outer end of the movable frame 201 is in contact with the baffle 106 in the shell 101, and the end of the swing member 202 is in contact with the baffle 1021 outside the shell 101, and the swing member 202 can extend from the side end of the shell 101.
[0031] As the second embodiment of the present application, based on the first embodiment, Figure 3 and Figure 4 As shown, the main body component 1 includes: side grooves 102 and blocking rods 1021; the side grooves 102 are symmetrically opened on both sides of the outside of the shell 101; the blocking rods 1021 are inserted into the inside of the side grooves 102; a fixing frame 103 and a fan 1031; the fixing frame 103 is installed at the outer end of the circular through groove at the rear side of the shell 101; the fan 1031 is rotatably installed inside the fixing frame 103, and the fan 1031 is connected to a motor; a bottom part 104 and a docking plate 1041; the bottom part 104 is arranged at the lower end of the shell 101, and a universal wheel is installed at the lower end of the bottom part 104; the docking plate 1041 is symmetrically arranged at the lower end of the bottom part 104, and the docking plate 1041 is plugged into and matched with the docking groove 1011; a filter 105 and an insertion rod 105 1; the filter 105 is arranged at the front end of the shell 101; the plug rod 1051 is symmetrically arranged at the front side of the filter 105, and the plug rod 1051 is plugged into the socket 1012; the shield 106 and the guide rod 107; the shield 106 is symmetrically arranged on both sides of the interior of the shell 101; the guide rod 107 is symmetrically arranged at both ends of the interior of the shell 101, and the guide rod 107 is on both sides of the shield 106; the photovoltaic panel 108 and the energy storage box 109; the photovoltaic panel 108 is fixedly installed on the top of the shell 101; the energy storage box 109 is arranged at the outer end of the rear side of the shell 101, and the battery pack in the energy storage box 109 can supply power to the motor that controls the rotation of the fan 1031, and the battery pack in the energy storage box 109 is electrically connected to the photovoltaic panel 108.
[0032] The present application provides a rectangular shell 101, and by extracting air from the inside of the shell 101, dust in the air can be filtered, so that clean air is output from the rear end of the shell 101; a rectangular docking groove 1011 is provided, and the shell 101 can be fixed on the bottom member 104 by plugging and matching the docking groove 1011 with the docking plate 1041; a circular plug hole 1012 is provided, and the filter screen 105 can be fixed on the front end of the shell 101 by plugging and matching the plug hole 1012 with the plug rod 1051; a spray pipe 1013 is provided, and both sides of the spray pipe 1013 are connected to the water pipe 1013. After the pump is connected, water can be sprayed through the nozzle at the lower end of the spray pipe 1013, thereby achieving the purpose of dust reduction; a rectangular side groove 102 is set, and the blocking rod 1021 can be fixed at the side end of the shell 101 by inserting the blocking rod 1021 into the side groove 102; a rectangular blocking rod 1021 is set to limit the swinging member 202 slidably installed in the shell 101; a cylindrical fixing frame 103 is set, and a fan 1031 can be rotatably installed inside the fixing frame 103; a fan 1031 is set, and by rotating the fan 1031, a negative pressure can be generated inside the shell 101, thereby reducing the external The air sucked into the interior of the housing 101 is provided; a rectangular bottom member 104 is provided, and by installing the housing 101 on the bottom member 104, the bottom member 104 can support the housing 101; a rectangular docking plate 1041 is provided, and by plugging and matching the docking plate 1041 with the docking groove 1011, the bottom member 104 can be fixed to the bottom of the housing 101; a filter screen 105 is provided, and the air sucked into the housing 101 can be filtered; a round plug rod 1051 is provided, and by inserting the plug rod 1051 into the plug hole 1012, the filter screen 105 can be fixed to the housing 101. 1 is fixed to the front side; a rectangular shield 106 is provided to shield the swinging member 202 when the swinging member 202 is inside the shell 101, so as to separate the inside of the shell 101 from the swinging member 202; a cylindrical guide rod 107 is provided, and the movable frame 201 can be slidably installed inside the shell 101 by slidingly matching the guide rod 107 with the movable frame 201; a photovoltaic panel 108 is provided to supply power to the battery in the energy storage box 109 after absorbing solar energy; and an energy storage box 109 is provided to supply power to the motor for controlling the rotation of the fan 1031.
[0033] As the third embodiment of the present application, based on the first embodiment, Figure 5 and Figure 6As shown, the movable assembly 2 includes: a movable frame 201, a connecting groove 2011 and a limiting rod 2012; the movable frame 201 is a rectangular structure; the connecting groove 2011 is symmetrically arranged at the inner ends of both sides of the movable frame 201; the limiting rod 2012 is plugged into the end of the connecting groove 2011; a swinging member 202 and a flap 2021; the swinging member 202 is arranged at the outer end of the movable frame 201, and the front side of the swinging member 202 is provided with a filter mesh hole, and the interior of the swinging member 202 is a central Empty structure; the flap 2021 is installed at the rear end of the swing member 202 by means of a hinge connection; the joint 203 and the positioning hole 2031; the joint 203 is arranged on both sides of the outside of the swing member 202, and the joint 203 is rotatably matched with the end of the connecting groove 2011, and the swing member 202 is connected to the connecting groove 2011 through the joint 203; the positioning holes 2031 are arranged in a ring shape and equidistantly inside the joint 203, and the positioning holes 2031 are penetrated by the limiting rod 2012.
[0034] The present application sets a rectangular movable frame 201, on which a swinging member 202 can be slidably installed; a connecting groove 2011 is set, through which the swinging member 202 can be connected with the interior of the shell 101; a cylindrical limiting rod 2012 is set, and the limiting rod 2012 is passed through the positioning hole 2031, so that the joint 203 can be fixed in the connecting groove 2011; a swinging member 202 with a filter mesh is set, and the swinging member 202 can be pulled out from the interior of the shell 101 to increase the extraction range of the shell 101; a rectangular flap 2021 is set, so that the swinging member 202 can be opened and closed. The interior of 202 is closed, and when the flap 2021 is opened, the interior of the swinging member 202 can be cleaned; a cylindrical joint 203 is provided, and by rotating the joint 203 and the connecting groove 2011, the swinging member 202 can be rotatably connected to the movable frame 201, and the swinging member 202 can be connected to the connecting groove 2011 through the joint 203; a circular positioning hole 2031 is provided, and by plugging the positioning hole 2031 and the limiting rod 2012, the joint 203 can be locked in the connecting groove 2011, so that the swinging member 202 is fixed on the movable frame 201.
[0035] The specific usage and function of this embodiment are as follows: In the present invention, Figures 1 to 9As shown, the housing 101 is installed on the bottom member 104, so that the docking plates 1041 at both ends of the bottom member 104 are plugged into the docking grooves 1011 on both sides of the housing 101, the fan 1031 is rotated and installed in the fixing frame 103, and the fan 1031 is connected to the motor, the fixing frame 103 is installed to the outer end of the circular through groove on the rear side of the housing 101 by bolts, and the movable frame 201 is slidably installed to both sides of the interior of the housing 101 through the guide rods 107. , the swing member 202 is rotated and installed on the movable frame 201, so that the inner end of the swing member 202 is connected with the inside of the shell 101 through the connecting groove 2011, the limiting rod 2012 is inserted into the connecting groove 2011, the limiting rod 2012 passes through the positioning hole 2031, and the swing member 202 is limited on the movable frame 201, the front end of the swing member 202 is fitted with the shield 106 in the shell 101, and the blocking rod 1021 is inserted into the two ends of the shell 101 The side groove 102 is formed by the stopper 1021, and the swinging member 202 is limited. The filter 105 is plugged into the front side of the housing 101 through the plug hole 1012, and a spray pipe 1013 with a spray head is installed on the front side of the upper end of the housing 101. When the spray pipe 1013 sprays, the fan 1031 is started to attract dust to the inner end of the housing 101. While the dust is being sucked, the water mist sprayed from the spray pipe 1013 is mixed with the particles in the dust. , so as to attach to the filter screen 105, remove the blocking rod 1021 from both sides of the shell 101, then pull out the swinging member 202 from both ends of the shell 101, then pull out the limiting rod 2012, adjust the angle of the swinging member 202 on the movable frame 201, and then move the limiting rod 2012, the swinging member 202 can increase the suction area of the shell 101, and the dust is filtered when passing through the filter mesh of the swinging member 202, so that all-round dust removal can be carried out.
[0036] In this article, there are a few points to note: 1. The drawings of the embodiments of the present disclosure only involve structures related to the embodiments of the present disclosure, and other structures may refer to general designs.
[0037] 2. In the absence of conflict, the embodiments of the present disclosure and the features therein may be combined with each other to obtain new embodiments.
[0038] The above are only specific embodiments of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present disclosure, which should be included in the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be based on the protection scope of the claims.
Claims
1. A building environmental protection and energy-saving dust removal system, comprising: A main body component (1); the main body component (1) comprises a shell (101), a docking groove (1011), a socket (1012) and a spray pipe (1013); the shell (101) is a rectangular structure, a rectangular groove is provided inside the shell (101), and a circular through groove is provided at the middle position of the rear side of the shell (101); the docking groove (1011) is symmetrically provided at two sides of the bottom of the shell 101; the socket (1012) is symmetrically provided at the middle position of two sides of the shell (101); the spray pipe (1013) is provided at the front side of the upper end of the shell (101), and spray heads are equidistantly provided at the bottom side of the spray pipe (1013); The two ends of the spray pipe (1013) are fixed to the shell (101); the main body component (1) is provided with two groups of movable components (2); the movable frames (201) of the movable components (2) are located on both sides of the inside of the shell (101); the two ends of the movable frames (201) are slidably matched with the guide rods (107) in the shell (101); the swing member (202) at the outer end of the movable frame (201) is in contact with the shielding plate (106) in the shell (101); and the end of the swing member (202) is in contact with the blocking rod (1021) outside the shell (101); and the swing member (202) can extend from the side end of the shell (101).
2. A building environmental protection and energy-saving dust removal system according to claim 1, characterized in that: The main body component (1) comprises: a side groove (102) and a blocking rod (1021); the side groove (102) is symmetrically arranged on two sides of the exterior of the housing (101); and the blocking rod (1021) is inserted into the interior of the side groove (102).
3. A building environmental protection and energy-saving dust removal system according to claim 2, characterized in that: The main body component (1) comprises: a fixing frame (103) and a fan (1031); the fixing frame (103) is mounted on the outer end of a circular through slot at the rear side of the housing (101); the fan (1031) is rotatably mounted inside the fixing frame (103), and the fan (1031) is connected to a motor.
4. A building environmental protection and energy-saving dust removal system according to claim 3, characterized in that: The main body component (1) comprises: a bottom component (104) and a docking plate (1041); the bottom component (104) is arranged at the lower end of the housing (101), and a universal wheel is installed at the lower end of the bottom component (104); the docking plate (1041) is symmetrically arranged at the lower end of the bottom component (104), and the docking plate (1041) is plugged into and matched with the docking groove (1011).
5. A building environmental protection and energy-saving dust removal system according to claim 4, characterized in that: The main body component (1) comprises: a filter screen (105) and an insertion rod (1051); the filter screen (105) is arranged at the front end of the housing (101); the insertion rod (1051) is symmetrically arranged at the front side of the filter screen (105), and the insertion rod (1051) is plugged into and matched with the insertion hole (1012).
6. A building environmental protection and energy-saving dust removal system according to claim 5, characterized in that: The main body component (1) comprises: a shield plate (106) and a guide rod (107); the shield plate (106) is symmetrically arranged at two sides inside the shell (101); the guide rod (107) is symmetrically arranged at two ends inside the shell (101), and the guide rod (107) is located on both sides of the shield plate (106).
7. A building environmental protection and energy-saving dust removal system according to claim 6, characterized in that: The main body component (1) comprises: a photovoltaic panel (108) and an energy storage box (109); the photovoltaic panel (108) is fixedly mounted on the top of the housing (101); the energy storage box (109) is arranged at the rear outer end of the housing (101), and the battery pack in the energy storage box (109) can supply power to a motor that controls the rotation of the fan (1031), and the battery pack in the energy storage box (109) is electrically connected to the photovoltaic panel (108).
8. The building environmental protection and energy-saving dust removal system according to claim 1 is characterized by: The movable component (2) comprises: a movable frame (201), a connecting groove (2011) and a limiting rod (2012); the movable frame (201) is a rectangular structure; the connecting groove (2011) is symmetrically arranged at the inner ends of both sides of the movable frame (201); and the limiting rod (2012) is plugged into the end of the connecting groove (2011).
9. A building environmental protection and energy-saving dust removal system according to claim 8, characterized in that: The movable component (2) comprises: a swinging member (202) and a flap (2021); the swinging member (202) is arranged at the outer end of the movable frame (201), a filter mesh hole is arranged on the front side of the swinging member (202), and the interior of the swinging member (202) is a hollow structure; the flap (2021) is mounted on the rear end of the swinging member (202) by means of a hinge connection.
10. A building environmental protection and energy-saving dust removal system according to claim 9, characterized in that: The movable component (2) comprises: a joint (203) and a positioning hole (2031); the joint (203) is arranged on both sides of the outside of the swing member (202), and the joint (203) is rotatably matched with the end of the connecting groove (2011), and the swing member (202) is connected to the connecting groove (2011) through the joint (203); the positioning hole (2031) is arranged in an annular shape at equal intervals inside the joint (203), and the positioning hole (2031) is penetrated by a limiting rod (2012).
Citation Information
Patent Citations
Dedusting machine for constructional engineering
CN221333375U
Pressure change capacity expansion self-cleaning type efficient waste gas filtering device
CN112138485A
Dustproof diffusion device
CN116351192A
Dust removal equipment for metal powder production and dust removal method thereof
CN116618301A
Dust removal equipment for workshop
CN215863913U