CN116504132A - Data analysis display device for user management - Google Patents

Data analysis display device for user management Download PDF

Info

Publication number
CN116504132A
CN116504132A CN202210062765.2A CN202210062765A CN116504132A CN 116504132 A CN116504132 A CN 116504132A CN 202210062765 A CN202210062765 A CN 202210062765A CN 116504132 A CN116504132 A CN 116504132A
Authority
CN
China
Prior art keywords
fixedly connected
sleeve
data analysis
user management
triangular box
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202210062765.2A
Other languages
Chinese (zh)
Inventor
郭环宇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuhan Yuege Technology Co ltd
Original Assignee
Wuhan Yuege Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wuhan Yuege Technology Co ltd filed Critical Wuhan Yuege Technology Co ltd
Priority to CN202210062765.2A priority Critical patent/CN116504132A/en
Publication of CN116504132A publication Critical patent/CN116504132A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00—Cleaning by methods involving the use of tools
    • B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
    • B08B1/14—Wipes; Absorbent members, e.g. swabs or sponges
    • B08B1/143—Wipes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/20—Undercarriages with or without wheels
    • F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
    • F16M11/26—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by telescoping, with or without folding

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)

Abstract

The invention discloses a data analysis display device for user management, which comprises a triangular box, wherein the inside of the triangular box is vertically and movably connected with a screw sleeve through a bearing, the rear side of the top of the inner wall of the triangular box is fixedly connected with a motor, the output end of the motor is in transmission connection with the screw sleeve through a worm and a worm wheel, the inside of the screw sleeve is in threaded connection with a lifting sleeve, the inside of the lifting sleeve is movably connected with a rotating rod through a bearing, both sides of the screw sleeve are respectively provided with a transmission opening, and both ends of the rotating rod extend into the transmission opening. According to the invention, the motor and the screw sleeve drive the top plate and the display screen to lift in multiple stages through the lifting sleeve and the gear rod, and the top plate stores and protects the display screen through the sealing ring and the triangular box, so that the display screen lifting and storing device has the advantage of being convenient to lift and store, and the problem that the display screen cannot be stored and protected and is inconvenient to lift and regulate when the existing display device is used is solved.

Description

Data analysis display device for user management
Technical Field
The invention relates to the technical field of user management, in particular to a data analysis display device for user management.
Background
In some user management fields, the display device is used for displaying data, but when the existing display device is used, the display screen cannot be stored and protected, and meanwhile, the display screen is inconvenient to lift and adjust, so that the use of a user is affected.
Disclosure of Invention
In order to solve the problems in the prior art, the invention aims to provide a data analysis display device for user management, which has the advantage of convenient lifting and storage, and solves the problems that the existing display device cannot store and protect a display screen and is inconvenient to lift and adjust the display screen when in use.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a data analysis display device for user management, includes the triangle case, the inside of triangle case is through the vertical swing joint of bearing there is the swivel nut, the rear side fixedly connected with motor at triangle case inner wall top, the output of motor passes through worm and worm wheel and swivel nut transmission to be connected, the inside threaded connection of swivel nut has the lift cover, the inside of lift cover has the bull stick through bearing swing joint, the transmission mouth has all been seted up to the both sides of swivel nut, the both ends of bull stick all extend to the inside of transmission mouth, the both sides at lift cover inner chamber top all have the gear pole through bearing swing joint, the top of bull stick is connected with the gear pole transmission through worm and worm wheel, the both sides of lift cover inner chamber all vertically are provided with the pinion rack with the gear pole meshing, the top fixedly connected with roof of pinion rack, the equal fixedly connected with show screen of triangle of roof bottom, the bottom fixedly connected with sealing washer of roof, the opening that uses with the cooperation of show screen has all been seted up to the triangle at triangle case top.
As the preferable mode of the invention, the front surface and the back surface of the lifting sleeve are respectively provided with a sliding groove, and the front side and the back side of the inner wall of the triangular box are respectively fixedly connected with a sliding block which is in sliding connection with the sliding grooves.
As the preferable mode of the invention, the top of the triangular box is fixedly connected with a triangular sleeve, and the triangular sleeve is matched with the sealing ring for use.
As the preferred mode of the invention, the left side of the inner wall of the triangular box is provided with the dehumidifying mechanism, the dehumidifying mechanism comprises a storage battery, an intelligent dehumidifier and an electric quantity indicator lamp, the storage battery is fixedly connected to the left side of the inner wall of the triangular box, the intelligent dehumidifier is fixedly connected to the bottom of the left side of the inner wall of the triangular box, and the electric quantity indicator lamp is fixedly connected to the left side of the triangular box.
As the preferred top of the triangular box, the cleaning mechanism comprises a fixed rod, a toothed belt and a cleaning cotton sleeve, wherein the fixed rod is fixedly connected with a triangle at the top of the triangular box, the toothed belt is sleeved on the surface of the fixed rod, the cleaning cotton sleeve is fixedly connected inside the toothed belt, the inner wall of the cleaning cotton sleeve is in contact with the surface of the fixed rod, and the cleaning cotton sleeve is matched with the display screen.
As the preferable mode of the invention, the right side of the top of the triangular box is fixedly connected with a motor, and the output end of the motor is fixedly connected with a fluted disc meshed with a toothed belt.
Preferably, the top of the fixing rod is fixedly connected with a disc, and the bottom of the disc is contacted with the top of the toothed belt.
Preferably, the surface of the rotating rod is T-shaped, the inner wall of the lifting sleeve is square, and the lifting sleeve, the gear rod and the toothed plate are all made of high-strength metal materials.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the motor and the screw sleeve drive the top plate and the display screen to lift in multiple stages through the lifting sleeve and the gear rod, and the top plate stores and protects the display screen through the sealing ring and the triangular box, so that the display screen lifting and storing device has the advantage of being convenient to lift and store, solves the problems that the display screen cannot be stored and protected and is inconvenient to lift and regulate when the conventional display device is used, and is convenient for a user to use.
2. According to the invention, the lifting sleeve can be limited by arranging the sliding groove and the sliding block, so that the phenomenon that the lifting sleeve rotates during moving is avoided, and the stability of the lifting sleeve during moving is improved.
3. According to the invention, the triangular sleeve is arranged, so that the contact area between the triangular box and the sealing ring can be increased, and the sealing property of the sealing ring is improved.
4. According to the invention, the dehumidification mechanism is arranged, so that the air in the triangular box can be automatically dehumidified, and the influence of moisture on elements in the display screen is avoided.
5. According to the invention, the dust on the surface of the display screen can be cleaned by arranging the cleaning mechanism, so that the phenomenon that a user needs to manually clean the display screen is avoided.
6. According to the invention, the motor and the fluted disc are arranged, so that the toothed belt can be driven to rotate, the toothed belt can conveniently drive the cleaning cotton sleeve to clean the surface of the display screen, and the cleaning effect is improved.
7. According to the invention, the toothed belt can be protected by arranging the disc, so that the phenomenon that the toothed belt moves up and down during rotation is avoided.
8. According to the invention, the shape of the inner wall of the lifting sleeve is square, so that the toothed plate can be limited, and the phenomenon that the toothed plate rotates in the lifting sleeve is avoided.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is an enlarged block diagram of the portion A of FIG. 1 according to the present invention;
FIG. 3 is an enlarged block diagram of the portion B of FIG. 1 according to the present invention;
fig. 4 is an enlarged structural view of fig. 1 at C according to the present invention.
FIG. 5 is a left side cross-sectional view of the lifting sleeve of the present invention;
fig. 6 is a perspective view of the lifting sleeve with the structure of the invention.
In the figure: 1. a triangular box; 2. a screw sleeve; 3. a motor; 4. a lifting sleeve; 5. a rotating rod; 6. a transmission port; 7. a gear lever; 8. a toothed plate; 9. a top plate; 10. a display screen; 11. a seal ring; 12. an opening; 13. a chute; 14. a slide block; 15. a triangle sleeve; 16. a dehumidifying mechanism; 161. a storage battery; 162. an intelligent dehumidifier; 163. an electric quantity indicator lamp; 17. a cleaning mechanism; 171. a fixed rod; 172. a toothed belt; 173. cleaning the cotton sleeve; 18. a motor; 19. fluted disc; 20. a disk.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 6, the data analysis display device for user management provided by the invention comprises a triangular box 1, wherein the inside of the triangular box 1 is vertically and movably connected with a threaded sleeve 2 through a bearing, the rear side of the top of the inner wall of the triangular box 1 is fixedly connected with a motor 3, the output end of the motor 3 is in transmission connection with the threaded sleeve 2 through a worm and a worm wheel, the inside of the threaded sleeve 2 is in threaded connection with a lifting sleeve 4, the inside of the lifting sleeve 4 is movably connected with a rotating rod 5 through the bearing, both sides of the threaded sleeve 2 are respectively provided with a driving opening 6, both sides of the top of an inner cavity of the lifting sleeve 4 are respectively and movably connected with a gear rod 7 through the bearing, the top end of the rotating rod 5 is in transmission connection with the gear rod 7 through the worm and the worm wheel, both sides of the inner cavity of the lifting sleeve 4 are respectively and vertically provided with a toothed plate 8 meshed with the gear rod 7, the top plate 8 is fixedly connected with a top plate 9, the bottom of the top plate 9 is respectively and is fixedly connected with a display screen 10, the bottom of the top plate 9 is fixedly connected with a sealing ring 11, and the triangle at the top of the triangular box 1 is respectively provided with an opening 12 matched with the display screen 10.
Referring to fig. 5, the front and back sides of the lifting sleeve 4 are both provided with a sliding groove 13, and the front side and the back side of the inner wall of the triangular box 1 are both fixedly connected with a sliding block 14 which is in sliding connection with the sliding groove 13.
As a technical optimization scheme of the invention, the lifting sleeve 4 can be limited by arranging the sliding groove 13 and the sliding block 14, so that the phenomenon that the lifting sleeve 4 rotates during movement is avoided, and the stability of the lifting sleeve 4 during movement is improved.
Referring to fig. 4, a triangle sleeve 15 is fixedly connected to the top of the triangle box 1, and the triangle sleeve 15 is matched with the sealing ring 11.
As a technical optimization scheme of the invention, the contact area between the triangular box 1 and the sealing ring 11 can be increased by arranging the triangular sleeve 15, so that the sealing performance of the sealing ring 11 is improved.
Referring to fig. 1, a dehumidifying mechanism 16 is disposed on the left side of the inner wall of the triangular box 1, the dehumidifying mechanism 16 includes a storage battery 161, an intelligent dehumidifier 162 and an electricity quantity indicator 163, the storage battery 161 is fixedly connected on the left side of the inner wall of the triangular box 1, the intelligent dehumidifier 162 is fixedly connected on the bottom of the left side of the inner wall of the triangular box 1, and the electricity quantity indicator 163 is fixedly connected on the left side of the triangular box 1.
As a technical optimization scheme of the invention, the dehumidification mechanism 16 is arranged, so that the air in the triangular box 1 can be automatically dehumidified, and the influence of moisture on elements in the display screen 10 is avoided.
Referring to fig. 4, the top of the triangle box 1 is provided with a cleaning mechanism 17, the cleaning mechanism 17 includes a fixing rod 171, a toothed belt 172 and a cleaning cotton sleeve 173, the fixing rod 171 is fixedly connected to a triangle on the top of the triangle box 1, the toothed belt 172 is sleeved on the surface of the fixing rod 171, the cleaning cotton sleeve 173 is fixedly connected to the inside of the toothed belt 172, the inner wall of the cleaning cotton sleeve 173 is in contact with the surface of the fixing rod 171, and the cleaning cotton sleeve 173 is matched with the display screen 10.
As a technical optimization scheme of the invention, dust on the surface of the display screen 10 can be cleaned by arranging the cleaning mechanism 17, so that the phenomenon that a user needs to manually clean the display screen is avoided.
Referring to fig. 4, a motor 18 is fixedly connected to the right side of the top of the triangle box 1, and a toothed disc 19 meshed with a toothed belt 172 is fixedly connected to the output end of the motor 18.
As a technical optimization scheme of the invention, the toothed belt 172 can be driven to rotate by arranging the motor 18 and the fluted disc 19, so that the toothed belt 172 can conveniently drive the cleaning cotton sleeve 173 to clean the surface of the display screen 10, and the cleaning effect is improved.
Referring to fig. 4, a disk 20 is fixedly coupled to the top of the fixing lever 171, and the bottom of the disk 20 is in contact with the top of the toothed belt 172.
As a technical optimization scheme of the invention, the toothed belt 172 can be protected by arranging the disc 20, so that the phenomenon that the toothed belt 172 moves up and down during rotation is avoided.
Referring to fig. 6, the surface of the rotating lever 5 is T-shaped, the inner wall of the lifting sleeve 4 is square in shape, and the lifting sleeve 4, the gear lever 7 and the toothed plate 8 are all made of high-strength metal materials.
As a technical optimization scheme of the invention, the toothed plate 8 can be limited by setting the shape of the inner wall of the lifting sleeve 4 to be square, so that the phenomenon that the toothed plate 8 rotates in the lifting sleeve 4 is avoided.
The working principle and the using flow of the invention are as follows: when in use, a user firstly starts the motor 3, the motor 3 drives the screw sleeve 2 to rotate, the screw sleeve 2 drives the lifting sleeve 4 to move upwards through the cooperation of threads and threads, meanwhile, the screw sleeve 2 drives the rotating rod 5 to rotate, the rotating rod 5 drives the gear rod 7 to rotate, the gear rod 7 drives the toothed plate 8 to move upwards, the toothed plate 8 drives the display screen 10 to move upwards through the top plate 9, the multistage lifting can be carried out, the motor 3 is closed after the proper height is reached, when the motor 3 is started, the motor 3 drives the screw sleeve 2 to rotate reversely, the screw sleeve 2 drives the lifting sleeve 4 to move downwards, the lifting sleeve 4 drives the top plate 9 and the display screen 10 to move downwards through the gear rod 7 and the toothed plate 8, make show screen 10 pass opening 12 and card and go into the inside of triangle case 1, roof 9 compresses tightly at the top of triangle case 1 through the closing plate and seals the protection, when needs are clean, can start motor 18 at show screen 10 in-process that rises, motor 18 drives toothed belt 172 through fluted disc 19 and rotates, toothed belt 172 drives clean cotton sleeve 173 to clean the surface of show screen 10, intelligent dehumidifier 162 can carry out intelligent dehumidification to the inside air of triangle case 1 through battery 161 simultaneously, electric quantity pilot lamp 163 can show the electric quantity of battery 161, thereby reach the effect of being convenient for go up and down to accomodate.
To sum up: this data analysis display device for user management drives roof 9 and show screen 10 by motor 3 and swivel nut 2 through lift sleeve 4 and gear lever 7 and carries out multistage lift, accomodates the protection to show screen 10 by roof 9 through sealing washer 11 and triangular box 1 again to possess the advantage of being convenient for go up and down to accomodate, solved current display device when using, can't accomodate the protection to the display screen, inconvenient problem to carrying out lifting adjustment to the display screen simultaneously, convenient to use's use.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although 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 alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a data analysis display device for user management, includes triangular box (1), its characterized in that: the inside of triangle case (1) is through the vertical swing joint of bearing there being swivel nut (2), the rear side fixedly connected with motor (3) at triangle case (1) inner wall top, the output of motor (3) is through worm and worm wheel and swivel nut (2) transmission connection, the inside threaded connection of swivel nut (2) has lifting sleeve (4), the inside of lifting sleeve (4) is through bearing swing joint there being bull stick (5), transmission mouth (6) have all been seted up to the both sides of swivel nut (2), the inside of transmission mouth (6) all extends to at the both ends of bull stick (5), the both sides at lifting sleeve (4) inner chamber top all have gear pole (7) through bearing swing joint, the top of bull stick (5) is through worm and worm wheel and gear pole (7) transmission connection, the both sides of lifting sleeve (4) inner chamber all are vertical be provided with pinion rack (8) of gear pole (7) meshing, the top fixedly connected with (9) of pinion rack (8), the triangle of roof (9) bottom all is fixedly connected with triangle (10), the bottom of roof (9) all is equipped with roof (10) and the top of triangle case (10) that makes top (1) open, top seal (12) are used in the top of triangle case.
2. The data analysis display apparatus for user management according to claim 1, wherein: the front and the back of the lifting sleeve (4) are provided with sliding grooves (13), and the front side and the back side of the inner wall of the triangular box (1) are fixedly connected with sliding blocks (14) which are in sliding connection with the sliding grooves (13).
3. The data analysis display apparatus for user management according to claim 1, wherein: the top of the triangular box (1) is fixedly connected with a triangular sleeve (15), and the triangular sleeve (15) is matched with the sealing ring (11).
4. The data analysis display apparatus for user management according to claim 1, wherein: the intelligent dehumidification device is characterized in that a dehumidification mechanism (16) is arranged on the left side of the inner wall of the triangular box (1), the dehumidification mechanism (16) comprises a storage battery (161), an intelligent dehumidifier (162) and an electric quantity indicator lamp (163), the storage battery (161) is fixedly connected to the left side of the inner wall of the triangular box (1), the intelligent dehumidifier (162) is fixedly connected to the bottom of the left side of the inner wall of the triangular box (1), and the electric quantity indicator lamp (163) is fixedly connected to the left side of the triangular box (1).
5. The data analysis display apparatus for user management according to claim 1, wherein: the top of triangle case (1) is provided with clean mechanism (17), clean mechanism (17) are including dead lever (171), toothed belt (172) and clean cotton cover (173), the triangle at triangle case (1) top of dead lever (171) fixed connection, the surface at dead lever (171) is established in toothed belt (172) cover, clean cotton cover (173) fixed connection is in the inside of toothed belt (172), the inner wall and the surface contact of dead lever (171) of clean cotton cover (173), clean cotton cover (173) and show screen (10) cooperation use.
6. The data analysis display apparatus for user management according to claim 5, wherein: the right side at the top of the triangular box (1) is fixedly connected with a motor (18), and the output end of the motor (18) is fixedly connected with a fluted disc (19) meshed with a toothed belt (172).
7. The data analysis display apparatus for user management according to claim 5, wherein: the top of the fixed rod (171) is fixedly connected with a disc (20), and the bottom of the disc (20) is contacted with the top of the toothed belt (172).
8. The data analysis display apparatus for user management according to claim 1, wherein: the shape of bull stick (5) surface is T shape, the shape of lifting sleeve (4) inner wall is square, lifting sleeve (4), gear pole (7) and pinion rack (8) are made by high strength metal material.
CN202210062765.2A 2022-01-19 2022-01-19 Data analysis display device for user management Pending CN116504132A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210062765.2A CN116504132A (en) 2022-01-19 2022-01-19 Data analysis display device for user management

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210062765.2A CN116504132A (en) 2022-01-19 2022-01-19 Data analysis display device for user management

Publications (1)

Publication Number Publication Date
CN116504132A true CN116504132A (en) 2023-07-28

Family

ID=87315399

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210062765.2A Pending CN116504132A (en) 2022-01-19 2022-01-19 Data analysis display device for user management

Country Status (1)

Country Link
CN (1) CN116504132A (en)

Similar Documents

Publication Publication Date Title
CN116504132A (en) Data analysis display device for user management
CN214659832U (en) Built-in shutter hollow glass window with high shielding performance
CN208317794U (en) A kind of Novel pet excrement automatic collecting device
CN209848999U (en) Dust device for smashing building garbage
CN208032114U (en) A kind of filtering dust-arrester
CN111306856A (en) Automatic ice-taking type snowflake refrigerator
CN221003196U (en) Floor fan with movable roller
CN211549366U (en) Stainless steel building door of talkbacking
CN211186656U (en) Construction data multi-angle display device for engineering management
CN210748382U (en) Cabinet is accomodate in manual demonstration works show of preschool education
CN220849506U (en) Energy-saving and environment-friendly door and window
CN221081400U (en) Monitoring device for ash bucket of electric bag dust collector
CN220263970U (en) Recovery cabinet convenient to clean
CN220258955U (en) Dust collector is used in plastic film production
CN216116159U (en) Device for evaluating atmospheric environment influence
CN217569894U (en) Can collect incomplete lacquer remove device for shaft of waste material
CN216395662U (en) Filter equipment for heating and ventilation engineering
CN219328779U (en) Box dustproof full environmental factor monitoring devices
CN214896369U (en) Intelligent classification rubbish data display based on thing networking
CN219581059U (en) Screening plant is used in production of antistatic macromolecular material
CN214303466U (en) Turnover phase-change energy-saving glass window
CN216361711U (en) Gas sample collection device for environmental monitoring
CN210888587U (en) Smart window based on low-power consumption singlechip
CN114869064B (en) Intelligent compact shelf capable of automatically ventilating, dedusting and dehumidifying
CN215142507U (en) Cement bin top dust remover cleaning device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication