CN118257487B - An improved rolling device for rolling shutter door - Google Patents

An improved rolling device for rolling shutter door Download PDF

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Publication number
CN118257487B
CN118257487B CN202410677627.4A CN202410677627A CN118257487B CN 118257487 B CN118257487 B CN 118257487B CN 202410677627 A CN202410677627 A CN 202410677627A CN 118257487 B CN118257487 B CN 118257487B
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CN
China
Prior art keywords
door
fixedly connected
rolling
door curtain
frames
Prior art date
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Active
Application number
CN202410677627.4A
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Chinese (zh)
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CN118257487A (en
Inventor
何佳炼
吴海红
田棋
叶琴
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.)
Jiangsu Hengxin Metal Technology Co ltd
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Jiangsu Hengxin Metal Technology Co ltd
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Priority to CN202410677627.4A priority Critical patent/CN118257487B/en
Publication of CN118257487A publication Critical patent/CN118257487A/en
Application granted granted Critical
Publication of CN118257487B publication Critical patent/CN118257487B/en
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Classifications

    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/4036Parts or details of the surface treating tools
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/02Shutters, movable grilles, or other safety closing devices, e.g. against burglary
    • E06B9/08Roll-type closures
    • E06B9/11Roller shutters
    • E06B9/15Roller shutters with closing members formed of slats or the like
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/02Shutters, movable grilles, or other safety closing devices, e.g. against burglary
    • E06B9/08Roll-type closures
    • E06B9/11Roller shutters
    • E06B9/17Parts or details of roller shutters, e.g. suspension devices, shutter boxes, wicket doors, ventilation openings
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/56Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
    • E06B9/58Guiding devices
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/56Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
    • E06B9/68Operating devices or mechanisms, e.g. with electric drive
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/56Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
    • E06B9/68Operating devices or mechanisms, e.g. with electric drive
    • E06B9/70Operating devices or mechanisms, e.g. with electric drive comprising an electric motor positioned outside the roller
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16NLUBRICATING
    • F16N19/00Lubricant containers for use in lubricators or lubrication systems
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16NLUBRICATING
    • F16N21/00Conduits; Junctions; Fittings for lubrication apertures
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/02Shutters, movable grilles, or other safety closing devices, e.g. against burglary
    • E06B9/08Roll-type closures
    • E06B9/11Roller shutters
    • E06B9/17Parts or details of roller shutters, e.g. suspension devices, shutter boxes, wicket doors, ventilation openings
    • E06B2009/17038Shutter cleaning arrangements
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)

Abstract

The invention relates to the technical field of rolling shutter door application, in particular to an improved rolling device of a rolling shutter door, which comprises a top box and door curtain leaves, wherein the lower end of the rear side of the top box is fixedly connected with a door frame in a bilateral symmetry manner, a sliding groove for sliding the door curtain leaves is formed in the door frame, a rolling shutter part for rolling the door curtain leaves is arranged in the top box, a penetrating hole for the door curtain leaves to pass through is formed in the bottom of the top box corresponding to the position of the door frame, a supporting mechanism for supporting the door curtain leaves in the sliding groove is arranged at the top of the supporting mechanism, and a lubricating mechanism for lubricating the door curtain leaves is arranged at the top of the supporting mechanism.

Description

Improved rolling device for rolling shutter door
Technical Field
The invention relates to the technical field of rolling door application, in particular to an improved rolling device of a rolling door.
Background
The metal rolling door is a common industrial door made of metal materials and can be vertically lifted and rolled up above the door, so that the door can be opened and closed, and the metal rolling door has the characteristics of space saving, convenient operation, safety and the like and is commonly used in commercial buildings, industrial places, garages and the like.
The rolling door has a simple integral structure, is generally composed of a door frame structure, a door curtain and a winding device, and can be modified to a certain extent according to specific use requirements, but the main function can be always kept, and the aluminum alloy rolling door is the most common rolling door.
The existing coiling mechanism of aluminum alloy rolling slats door only possesses simple rolling function, and because the collision between the aluminum alloy material can produce the noise, so aluminum alloy rolling slats door always has the great problem of rolling noise, and simultaneously the door frame structure and the door curtain of aluminum alloy rolling slats door are direct contact, after long-term use, because the repeated switching of aluminum alloy door curtain can produce certain wearing and tearing, wearing and tearing are nevertheless located the shielding district, but if not handle, after the material warp, can produce the noise that is harsher, simultaneously the surface of aluminum alloy rolling slats door exposes in the outdoor air, and the regular has some foreign matters (such as dust, muddy water and animal excrement etc.) to adhere on the shop front, influence pleasing to the eye, and wherein have corrosive foreign matters can corrode the shop front, so need clear up regularly, and manual clearance is comparatively troublesome, not enough save trouble.
Disclosure of Invention
The invention aims to solve the technical problem that the improved rolling device for the rolling door can solve the problem.
According to the technical scheme, the improved rolling device for the roller shutter door comprises a top box and door curtain leaves, wherein the lower end of the rear side of the top box is fixedly connected with a door frame in a bilateral symmetry mode, a sliding groove used for sliding the door curtain leaves is formed in the door frame, a roller shutter part used for rolling the door curtain leaves is arranged in the top box, a penetrating hole used for enabling the door curtain leaves to penetrate is formed in the bottom of the top box corresponding to the position of the door frame, a supporting mechanism used for supporting the door curtain leaves is arranged in the sliding groove, a lubricating mechanism used for lubricating the supporting mechanism is arranged at the top of the supporting mechanism, and a swinging brush mechanism used for carrying out ash cleaning treatment on the front side face of the door curtain leaves is arranged at the upper parts of the front side of the left side door frame and the right side door frame.
The supporting mechanism comprises a plurality of sliding supporting components which are arranged in the sliding groove and used for separating the door curtain leaves from the inner wall of the door frame, and dispersing components which are used for dispersing the sliding supporting components in the descending stage of the door curtain leaves are further arranged in the sliding groove.
The lubrication mechanism comprises an oil storage tank which is fixedly connected on the left side and the right side of the top tank in a bilateral symmetry manner, an oiling interface for supplementing lubricating oil is arranged on the oil storage tank, an oil outlet pipe which extends into the top tank is arranged on one side, close to the top tank, of the oil storage tank through a through hole, an extrusion assembly for extruding lubricating oil into the oil outlet pipe is further arranged in the oil storage tank, and an opening and closing assembly for controlling the opening and closing of the oil storage tank is arranged in the through hole.
The swinging brush mechanism comprises vertical blocks which are fixedly connected on the front sides of the left door frame and the right door frame in a bilateral symmetry mode, a rotating shaft is rotatably connected between the two vertical blocks, a cleaning brush which contacts with door curtain leaves is arranged on the rotating shaft, the cleaning brush is made of soft rubber, a reciprocating rotating assembly which is used for controlling the cleaning brush to reciprocate forward and backward by 180 degrees is arranged at one end of the rotating shaft, and a linkage assembly which is used for controlling the reciprocating rotating assembly in a linkage mode is arranged between the reciprocating rotating assembly and the rolling curtain component.
The door curtain She Shunhua can be rolled up and lowered down and the surface can be kept clean through the cooperation of the supporting mechanism, the lubricating mechanism and the swinging brush mechanism.
As a preferable technical scheme of the invention, the rolling shutter component comprises a scroll which is rotationally connected between the left wall and the right wall of the top box, rolling shutter rollers are fixedly connected on the scroll in a bilateral symmetry manner, the top of a door curtain leaf is fixedly connected with the two rolling shutter rollers through bolts, one end of the scroll extends to the outside of the top box and is fixedly connected to the output end of a rolling shutter motor, and the rolling shutter motor is fixedly connected to the outside of the top box.
As a preferable technical scheme of the invention, the sliding support assembly comprises a plurality of U-shaped plate frames which are in sliding clamping connection with the edges of the door curtain She Ce, a supporting plate for preventing the U-shaped plate frames from falling is arranged at the bottom of a door curtain blade, a plurality of contact rollers are rotationally connected on the front panel and the rear panel of the U-shaped plate frames at equal intervals, one side plate of the U-shaped plate frames, which is close to a door frame, is in sliding connection with a guide rod, the guide rod is fixedly connected in a chute from top to bottom, the section of the guide rod is rectangular, oil guide grooves are formed in all sides of the guide rod, and the upper end of the guide rod is prolonged and inserted into an oil outlet pipe.
As a preferable technical scheme of the invention, the dispersing assembly comprises a plurality of positioning arc frames fixedly connected in the chute from top to bottom at equal intervals, and also comprises a movable arc frame fixedly connected on one side plate of the U plate frame close to the door frame, wherein the openings of the movable arc frame and the positioning arc frame are opposite, the number of the positioning arc frames in the same chute is the same as that of the movable arc frames, the sizes of the positioning arc frames and the movable arc frames in the same chute are decreased from top to bottom, the corresponding distributed positioning arc frames and the corresponding movable arc frames are the same in arc section size, and the movable arc frames are lapped above the positioning arc frames.
As a preferable technical scheme of the invention, the extrusion assembly comprises a storage cavity arranged in the oil storage tank, lubricating oil is filled in the storage cavity, a piston is also connected in the storage cavity in a sliding manner, the center of one side of the piston, which is far away from the through hole, is fixedly connected to the output end of the first electric push rod, and the first electric push rod is fixedly connected to the outside of the oil storage tank.
As a preferable technical scheme of the invention, the opening and closing assembly comprises a ball body which is rotationally connected to the position of the through hole, an oil outlet channel is arranged on the ball body corresponding to the through hole, a connecting rod is fixedly connected to the upper side of the ball body, the connecting rod is rotationally connected to the upper side of the through hole and extends to the outside of the oil storage tank, a connecting gear is fixedly connected to the upper end of the connecting rod, a rack is connected to the connecting gear in a meshed manner, the rack is fixedly connected to the output end of the second electric push rod, and the second electric push rod is fixedly connected to the outside of the oil storage tank.
As a preferable technical scheme of the invention, the reciprocating rotating assembly comprises a first bevel gear and a third bevel gear which are fixedly connected to one end of a rotating shaft, wherein the first bevel gear and the third bevel gear are incomplete gears, the upper teeth of the first bevel gear and the third bevel gear are oppositely distributed, the first bevel gear and the third bevel gear are jointly meshed and connected with a second bevel gear, the center of the upper side of the second bevel gear is fixedly connected with a coupling, and the coupling is rotatably connected to the upper wall and the lower wall of the top box.
As a preferable technical scheme of the invention, the linkage assembly comprises a worm wheel fixedly connected to the roller shutter, one side of the worm wheel is connected with a worm sleeve in a meshed manner, and the worm sleeve is fixedly connected to a shaft coupling.
As a preferable technical scheme of the invention, the cleaning brush is sleeved on the rotating shaft through the rubber sleeve.
The supporting mechanism has the beneficial effects that 1, the sliding contact of the door curtain leaves and the door frame can be converted into the intermittent rolling contact, so that the friction resistance of the door curtain She Shoujuan and the sliding resistance of the door curtain during the falling are effectively reduced, the rolling and falling smoothness of the door curtain leaves are ensured, the friction noise is reduced, meanwhile, the sliding supporting components are distributed at intervals, and compared with a full-sliding design, the manufacturing material can be effectively saved, and the production cost is reduced.
2. The lubricating mechanism adopted by the invention can perform irregular oil supplementation on the guide rod, lubricate the joint of the guide rod and the U-shaped plate frame through the oil guide groove, ensure the smoothness of the movement of the U-shaped plate frame along the guide rod, reduce the movement noise of the U-shaped plate frame, further ensure the smoothness of a door curtain She Shoujuan and a lowering stage, effectively reduce the noise of the equipment in the operation stage and reduce the influence on the periphery.
3. The swing brush mechanism adopted by the invention can synchronously enable the cleaning brush to swing back and forth to clean the passing door curtain leaves when the door curtain She Shoujuan is lowered, ensure the surface cleaning of the door curtain leaves, avoid the subsequent cleaning operation by manpower, reduce the rolling influence of foreign matter caking on the door curtain leaves and avoid the foreign matter corroding the door curtain leaves.
4. The supporting mechanism, the lubricating mechanism and the swinging brush mechanism are matched, so that the rolling and the lowering of the door curtain She Shunhua can be realized in a friction force reducing mode, meanwhile, the surface of the door curtain leaves is cleaned by utilizing rolling driving, the whole structure is simple, the smooth rolling and the lowering of the door curtain She Dizao can be ensured, and the service life of the door curtain leaves can be prolonged.
Drawings
The invention will be further described with reference to the drawings and examples.
Fig. 1 is a schematic perspective view of a first view of the present invention.
Fig. 2 is a schematic view of a rear perspective cutaway structure of the present invention.
Fig. 3 is an enlarged schematic view of the structure of the area a in fig. 2 according to the present invention.
Fig. 4 is an enlarged schematic view of the structure of the area B in fig. 2 according to the present invention.
Fig. 5 is an enlarged schematic view of the structure of the C area in fig. 2 according to the present invention.
Figure 6 is a schematic top cross-sectional view of the location of the door frame of the present invention.
Fig. 7 is a schematic cross-sectional view of the lubrication mechanism of the present invention.
Fig. 8 is a schematic view of a second perspective of the present invention.
Fig. 9 is an enlarged schematic view of the structure of the D area in fig. 8 according to the present invention.
In the figure: 1. door curtain leaves; 2. a door frame; 21. a chute; 3. a bracing mechanism; 31. a slide support assembly; 311. a contact roller; 312. u-board rack; 313. a guide rod; 3131. an oil guiding groove; 32. a dispersion assembly; 321. positioning an arc frame; 322. moving the arc frame; 4. a top box; 5. a lubrication mechanism; 51. an oil storage tank; 52. an extrusion assembly; 521. an electric push rod I; 522. a piston; 523. a storage chamber; 53. an oiling interface; 54. an opening and closing assembly; 541. an electric push rod II; 542. a rack; 543. a connecting gear; 544. a connecting rod; 545. a sphere; 546. an oil outlet duct; 55. an oil outlet pipe; 6. a roller shutter member; 61. a roller shutter motor; 62. a reel; 63. a roller blind roller; 7. a swinging brushing mechanism; 71. cleaning brushes; 72. a rotating shaft; 73. a vertical block; 74. a reciprocating rotating assembly; 741. a first bevel gear; 742. a second bevel gear; 743. a third bevel gear; 744. coupling shaft; 75. a linkage assembly; 751. a worm wheel; 752. a worm sleeve.
Detailed Description
Embodiments of the invention are described in detail below with reference to the attached drawings, but the invention can be implemented in a number of different ways, which are defined and covered by the claims.
Referring to fig. 1, fig. 2 and fig. 9, an improved rolling device for a rolling shutter door comprises a top box 4 and a door curtain leaf 1, wherein a door frame 2 is fixedly connected to the lower end of the rear side of the top box 4 in a bilateral symmetry manner, a sliding groove 21 for sliding the door curtain leaf 1 is formed in the door frame 2, a rolling shutter component 6 for rolling the door curtain leaf 1 is arranged in the top box 4, a penetrating hole for allowing the door curtain leaf 1 to pass through is formed in the bottom of the top box 4 corresponding to the door frame 2, a supporting mechanism 3 for supporting the door curtain leaf 1 is arranged in the sliding groove 21, a lubricating mechanism 5 for lubricating the supporting mechanism is arranged at the top of the supporting mechanism 3, and a swinging brush mechanism 7 for carrying out ash cleaning treatment on the front side face of the door curtain leaf 1 is arranged on the upper parts of the front sides of the left side and the right side door frame 2.
Referring to fig. 1, 2 and 3, the bracing mechanism 3 includes a plurality of sliding support assemblies 31 disposed in the chute 21 for separating the door curtain leaf 1 from the inner wall of the door frame 2, and a dispersing assembly 32 disposed in the chute 21 for dispersing each sliding support assembly 31 during the lowering stage of the door curtain leaf 1.
Referring to fig. 1, 2 and 7, the lubrication mechanism 5 includes an oil storage tank 51 which is fixedly connected on the left and right sides of the top tank 4 in a bilateral symmetry manner, an oil injection interface 53 for supplementing lubricating oil is arranged on the oil storage tank 51, an oil outlet pipe 55 extending into the top tank 4 is arranged on one side of the oil storage tank 51, which is close to the top tank 4, through a through hole, an extrusion component 52 for extruding lubricating oil into the oil outlet pipe 55 is further arranged in the oil storage tank 51, and an opening and closing component 54 for controlling the opening and closing of the oil outlet pipe is arranged in the through hole.
In specific operation, the extrusion assembly 52 controls the extrusion of lubricating oil from the through hole into the oil outlet pipe 55, and the opening and closing assembly 54 controls the extrusion of the lubricating oil, so that the oil pressure in the oil storage tank 51 is kept.
Referring to fig. 2, 4 and 9, the swinging brush mechanism 7 includes a vertical block 73 symmetrically and fixedly connected to the front sides of the left and right door frames 2, a rotating shaft 72 is rotatably connected between the two vertical blocks 73, a cleaning brush 71 contacting the door curtain leaves 1 is arranged on the rotating shaft 72, the cleaning brush 71 is made of soft rubber, a reciprocating rotating assembly 74 for controlling the reciprocating rotating assembly by 180 ° in forward and reverse directions is arranged at one end of the rotating shaft 72, and a linkage assembly 75 for controlling the reciprocating rotating assembly in linkage is arranged between the reciprocating rotating assembly 74 and the rolling curtain component 6.
In specific work, the rotating shaft 72 is controlled to rotate 180 degrees in a reciprocating manner through the reciprocating rotating assembly 74, and the cleaning brush 71 is driven by the rotating shaft 72 to swing in a reciprocating manner to clean the moving door curtain leaves 1.
The supporting mechanism 3, the lubricating mechanism 5 and the swinging brush mechanism 7 are matched for use, so that the door curtain leaf 1 can be rolled up and lowered smoothly, and the surface can be kept clean.
Referring to fig. 2, the shutter member 6 includes a roller shaft 62 rotatably connected between the left and right walls of the top case 4, shutter rollers 63 are fixedly connected to the roller shaft 62 in a bilateral symmetry manner, the top of the door curtain leaf 1 is fixedly connected to the two shutter rollers 63 through bolts, one end of the roller shaft 62 extends to the outside of the top case 4 and is fixedly connected to the output end of the shutter motor 61, and the shutter motor 61 is fixedly connected to the outside of the top case 4.
In specific work, the roller shaft 62 is controlled to rotate by the operation of the roller motor 61, and then the roller 63 is controlled to drive the door curtain leaves 1 to retract and release.
Referring to fig. 3 and 6, the sliding support assembly 31 includes a plurality of U-frames 312 slidably engaged with the side edges of the door curtain leaf 1, a supporting plate (not shown in the supporting plate diagram) for preventing the U-frames 312 from falling off is provided at the bottom of the door curtain leaf 1, a plurality of contact rollers 311 are rotatably connected on front and rear panels of the U-frames 312 at equal intervals, a side panel of the U-frames 312 close to the door frame 2 is slidably connected to a guide rod 313, the guide rod 313 is fixedly connected in the chute 21 from top to bottom, the section of the guide rod 313 is rectangular, each surface of the guide rod 313 is provided with an oil guiding groove 3131, and the upper end of the guide rod 313 is extended and inserted into the oil outlet pipe 55.
Referring to fig. 3, the dispersing assembly 32 includes a plurality of positioning arc frames 321 fixedly connected in the chute 21 from top to bottom at equal intervals, and further includes a moving arc frame 322 fixedly connected to a side plate of the U-plate frame 312 near the door frame 2, wherein the openings of the moving arc frames 322 and the positioning arc frames 321 are opposite, the number of the positioning arc frames 321 in the same chute 21 and the moving arc frames 322 are the same, the sizes of the corresponding distributed positioning arc frames 321 and the corresponding moving arc frames 322 are the same, and the moving arc frames 322 overlap the positioning arc frames 321.
During concrete work, when the door curtain leaf 1 is lowered, the U-shaped plate frames 312 are affected by gravity and move downwards along the guide rods 313 along with the door curtain leaf 1, the corresponding-height positioning arc frames 321 intercept the corresponding U-shaped plate frames 312, the sizes of the positioning arc frames 321 and the moving arc frames 322 are gradually decreased from top to bottom, therefore, the lower positioning arc frames 321 can directly pass through the corresponding upper positioning arc frames 321 without interference influence, the U-shaped plate frames 312 can be automatically and equidistantly dispersed at all heights to support the door curtain leaf 1, the door curtain leaf 1 has flexibility, the dispersed U-shaped plate frames 312 can prevent the door curtain leaf 1 from deforming to contact with the door frame 2, friction resistance is effectively reduced, when the door curtain leaf 1 is wound, the supporting plate can push the bottommost U-shaped plate frames 312 to move upwards, then the U-shaped plate frames are sequentially accumulated and wound, all the U-shaped plate frames 312 can be finally stacked on the upper portion, sliding friction is converted into rolling friction through the contact roller 311, smooth sliding of the door curtain leaf 1 in the U-shaped plate frames 312 is ensured, the guide grooves 31 are arranged, the oil guide grooves 3131 can be discharged through the oil outlet pipes 55, the dispersing grooves 31and the lubricating oil are enabled to be connected with the U-shaped plate frames 313 along the guide grooves 31.
Referring to fig. 7, the extruding assembly 52 includes a storage cavity 523 disposed in the oil storage tank 51, the storage cavity 523 is filled with lubricating oil, a piston 522 is slidably connected in the storage cavity 523, a center of one side of the piston 522 away from the through hole is fixedly connected to an output end of an electric push rod 521, and the electric push rod 521 is fixedly connected to the outside of the oil storage tank 51.
Referring to fig. 5 and 7, the opening and closing assembly 54 includes a ball 545 rotatably connected to the position of the opening, an oil outlet duct 546 is disposed on the ball 545 corresponding to the opening, a connecting rod 544 is fixedly connected to the upper side of the ball 545, the connecting rod 544 is rotatably connected to the upper side of the opening and extends to the outside of the oil tank 51, a connecting gear 543 is fixedly connected to the upper end of the connecting rod 544, a rack 542 is meshed with the connecting gear 543, the rack 542 is fixedly connected to the output end of the second electric push rod 541, and the second electric push rod 541 is fixedly connected to the outside of the oil tank 51.
Specifically, during operation, the second electric push rod 541 controls the rack 542 to move to drive the connecting gear 543 to rotate, so that the connecting rod 544 drives the ball 545 to rotate, when the oil outlet channel 546 is consistent with the direction of the opening, lubricating oil can be discharged, and when the oil outlet channel 546 is perpendicular to the direction of the opening, the ball 545 seals the opening, lubricating oil cannot be discharged, and the first electric push rod 521 controls the piston 522 to push the lubricating oil, so that the lubricating oil is pressed to flow out of the opening.
Referring to fig. 9, the reciprocating rotary assembly 74 includes a first bevel gear 741 and a third bevel gear 743 fixedly connected to one end of the rotary shaft 72, the first bevel gear 741 and the third bevel gear 743 are incomplete gears and the upper teeth thereof are in opposite distribution, the first bevel gear 741 and the third bevel gear 743 are jointly engaged and connected with a second bevel gear 742, a coupling 744 is fixedly connected to the center of the upper side of the second bevel gear 742, and the coupling 744 is rotatably connected to the upper wall and the lower wall of the top case 4.
Referring to fig. 4, the linkage assembly 75 includes a worm gear 751 fixedly connected to the roller 63, a worm sleeve 752 is engaged on one side of the worm gear 751, and the worm sleeve 752 is fixedly connected to the shaft 744.
In particular operation, the worm gear 751 is driven to rotate by the rotation of the roller 63, the worm sleeve 752 is controlled to drive the shaft coupling 744 to rotate, the second bevel gear 742 is controlled by the shaft coupling 744 to drive the first bevel gear 741 and the third bevel gear 743 to rotate alternately, so that the rotating shaft 72 rotates positively and negatively, and the swinging control effect of the cleaning brush 71 is achieved.
Referring to fig. 9, the cleaning brush 71 is sleeved on the rotating shaft 72 through a rubber sleeve.
During specific work, the cleaning brush 71 rotates along with the rotating shaft 72 through friction force between the rubber sleeve and the rotating shaft 72, after the cleaning brush 71 is long in service time, the cleaning brush 71 can be turned over through rotating the rubber sleeve, and the cleaning brush 71 is cleaned by using an external cleaning tool, so that the cleaning of the cleaning brush 71 is kept.
The method comprises the following steps of S1: when the rolling shutter door is rolled, the rolling shutter motor 61 is used for controlling the scroll 62 to rotate, the rolling shutter roller 63 is controlled to drive the door curtain leaves 1 to roll, when the door curtain leaves 1 are rolled, the supporting plate can push the U-shaped plate frames 312 at the bottommost part to move upwards and then accumulate in sequence to roll, all the U-shaped plate frames 312 can be accumulated at the upper part, when the rolling shutter door is put down, the U-shaped plate frames 312 are affected by gravity and move downwards along the guide rods 313 along the door curtain leaves 1, the positioning arc frames 321 corresponding to the heights can intercept the moving arc frames 322 on the corresponding U-shaped plate frames 312, the U-shaped plate frames 312 are correspondingly distributed at the heights at the same intervals, the door curtain leaves 1 are supported, and the door curtain leaves 1 are prevented from being deformed to be contacted with the door frames 2.
S2, in the rolling and lowering stages of the rolling door, the worm gear 751 is driven to rotate by the rotation of the rolling roller 63, the worm sleeve 752 is controlled to drive the coupler 744 to rotate, the second bevel gear 742 is controlled by the coupler 744 to drive the first bevel gear 741 and the third bevel gear 743 to rotate alternately, the rotating shaft 72 rotates positively and negatively, and the cleaning brush 71 is driven to swing reciprocally by the rotating shaft 72 to clean the moving door curtain leaves 1.
S3: at intervals, the rack 542 is controlled by the electric push rod II 541 to move so as to drive the connecting gear 543 to rotate, the connecting rod 544 drives the ball 545 to rotate, lubricating oil can be discharged when the oil outlet channel 546 is consistent with the direction of the opening, the ball 545 seals the opening when the oil outlet channel 546 is perpendicular to the direction of the opening, the lubricating oil cannot be discharged, the piston 522 is controlled by the electric push rod I521 to push the lubricating oil, so that the lubricating oil is pressed to flow out of the opening, the lubricating oil is discharged through the oil outlet pipe 55, the lubricating oil is dispersed along the oil guide groove 3131, and the connection between the U plate frame 312 and the guide rod 313 is kept smooth.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1.一种卷帘门改进型收卷装置,包括顶箱(4)和门帘叶(1),顶箱(4)后侧下端左右对称固定连接有门框(2),门框(2)内开设有用于门帘叶(1)滑过的滑槽(21),其特征在于:1. An improved rolling door reeling device, comprising a top box (4) and a door curtain leaf (1), wherein the lower rear end of the top box (4) is symmetrically fixedly connected to a door frame (2), and a sliding groove (21) for the door curtain leaf (1) to slide through is provided in the door frame (2), characterized in that: 所述顶箱(4)内部设有用于对门帘叶(1)进行收卷的卷帘部件(6),顶箱(4)底部对应门框(2)的位置开设有用于门帘叶(1)穿过的穿口,滑槽(21)内设有用于对门帘叶(1)进行撑托的撑托机构(3),撑托机构(3)顶部设有用于对其进行润滑的润滑机构(5),左右侧门框(2)前侧上部设有摆刷机构(7);The top box (4) is provided with a rolling curtain component (6) for rolling up the door curtain leaf (1), a hole for the door curtain leaf (1) to pass through is opened at the bottom of the top box (4) at a position corresponding to the door frame (2), a supporting mechanism (3) for supporting the door curtain leaf (1) is provided in the slide groove (21), a lubricating mechanism (5) for lubricating the supporting mechanism (3) is provided at the top, and a swinging brush mechanism (7) is provided at the upper front part of the left and right door frames (2); 撑托机构(3)包括设在滑槽(21)内部用于将门帘叶(1)与门框(2)内壁隔开的若干滑撑组件(31),滑槽(21)内还设有用于在门帘叶(1)下放阶段对各滑撑组件(31)进行分散的分散组件(32);The supporting mechanism (3) comprises a plurality of sliding support assemblies (31) arranged inside the sliding groove (21) for separating the door curtain leaf (1) from the inner wall of the door frame (2); the sliding groove (21) is also provided with a dispersing assembly (32) for dispersing the sliding support assemblies (31) when the door curtain leaf (1) is lowered; 润滑机构(5)包括左右对称固定连接在顶箱(4)左右侧的储油箱(51),储油箱(51)上设有注油接口(53),储油箱(51)靠近顶箱(4)的一侧通过通口设有延入到顶箱(4)内部的出油管(55),储油箱(51)内还设有用于将润滑油挤入到出油管(55)的挤出组件(52),通口内设有启闭组件(54);The lubricating mechanism (5) comprises an oil storage box (51) symmetrically fixedly connected to the left and right sides of the top box (4); an oil filling interface (53) is provided on the oil storage box (51); an oil outlet pipe (55) extending into the interior of the top box (4) is provided on one side of the oil storage box (51) close to the top box (4) through a through opening; an extrusion assembly (52) for extruding lubricating oil into the oil outlet pipe (55) is also provided in the oil storage box (51); and an opening and closing assembly (54) is provided in the through opening; 摆刷机构(7)包括左右对称固定连接在左右侧门框(2)前侧的立块(73),两立块(73)之间转动连接有转轴(72),转轴(72)上设有接触门帘叶(1)的清理刷(71),转轴(72)一端设有用于对其进行往复正反转180°控制的往复转动组件(74),往复转动组件(74)和卷帘部件(6)之间设有用于对其进行联动控制的联动组件(75);The swing brush mechanism (7) comprises upright blocks (73) symmetrically fixedly connected to the front sides of the left and right door frames (2); a rotating shaft (72) is rotatably connected between the two upright blocks (73); a cleaning brush (71) contacting the door curtain leaf (1) is provided on the rotating shaft (72); a reciprocating rotating assembly (74) for controlling the reciprocating rotating assembly (74) to reciprocate 180° forward and reverse is provided at one end of the rotating shaft (72); and a linkage assembly (75) for linkage control of the reciprocating rotating assembly (74) and the rolling curtain component (6) is provided between the reciprocating rotating assembly (74) and the rolling curtain component (6); 通过撑托机构(3)、润滑机构(5)和摆刷机构(7)配合使用,能够使门帘叶(1)顺滑收卷和下放以及保持表面清洁;The supporting mechanism (3), the lubricating mechanism (5) and the swinging brush mechanism (7) are used in coordination to enable the door curtain leaf (1) to be smoothly rolled up and lowered and to keep the surface clean; 所述滑撑组件(31)包括滑动卡接在门帘叶(1)侧边上的若干U板架(312),门帘叶(1)底部设有用于U板架(312)防脱的托板,U板架(312)的前后面板上等距转动连接若干接触辊(311),U板架(312)靠近门框(2)的一侧板滑动连接在导杆(313)上,导杆(313)由上至下固定连接在滑槽(21)内,导杆(313)截面为矩形且导杆(313)各面均开设有导油槽(3131),导杆(313)上端延长并插入到出油管(55)内;The sliding support assembly (31) comprises a plurality of U-plate frames (312) slidably clamped on the side of the door curtain leaf (1); a support plate for preventing the U-plate frames (312) from falling off is provided at the bottom of the door curtain leaf (1); a plurality of contact rollers (311) are equidistantly rotatably connected to the front and rear panels of the U-plate frames (312); a side panel of the U-plate frames (312) close to the door frame (2) is slidably connected to a guide rod (313); the guide rod (313) is fixedly connected to the slide groove (21) from top to bottom; the guide rod (313) has a rectangular cross section and each surface of the guide rod (313) is provided with an oil guide groove (3131); the upper end of the guide rod (313) is extended and inserted into the oil outlet pipe (55); 所述分散组件(32)包括由上至下等距固定连接在滑槽(21)内的若干定位弧架(321),还包括固定连接在U板架(312)靠近门框(2)的一侧板上的移动弧架(322),移动弧架(322)和定位弧架(321)开口相反;The dispersion assembly (32) includes a plurality of positioning arc frames (321) fixedly connected to the slide groove (21) at equal intervals from top to bottom, and also includes a movable arc frame (322) fixedly connected to a side plate of the U plate frame (312) close to the door frame (2), and the openings of the movable arc frame (322) and the positioning arc frame (321) are opposite; 同一所述滑槽(21)内的定位弧架(321)和移动弧架(322)数量相同且尺寸均由上至下递减,对应分布的定位弧架(321)和移动弧架(322)弧形段尺寸相同且移动弧架(322)搭接在定位弧架(321)上方。The number of the positioning arc frames (321) and the movable arc frames (322) in the same slide groove (21) is the same and their sizes decrease from top to bottom. The correspondingly distributed arc segments of the positioning arc frames (321) and the movable arc frames (322) have the same size and the movable arc frames (322) are overlapped on the positioning arc frames (321). 2.根据权利要求1所述的一种卷帘门改进型收卷装置,其特征在于:所述卷帘部件(6)包括转动连接在顶箱(4)左右壁之间的卷轴(62),卷轴(62)上左右对称固定连接有卷帘辊(63),门帘叶(1)的顶部与两卷帘辊(63)通过螺栓固定相连,卷轴(62)一端延至顶箱(4)外部并固定连接在卷帘电机(61)的输出端上,卷帘电机(61)固定连接在顶箱(4)外部。2. An improved rolling door winding device according to claim 1, characterized in that: the rolling shutter component (6) includes a reel (62) rotatably connected between the left and right walls of the top box (4), and rolling shutter rollers (63) are fixedly connected to the reel (62) symmetrically on the left and right, the top of the door curtain leaf (1) is fixedly connected to the two rolling shutter rollers (63) by bolts, one end of the reel (62) extends to the outside of the top box (4) and is fixedly connected to the output end of the rolling shutter motor (61), and the rolling shutter motor (61) is fixedly connected to the outside of the top box (4). 3.根据权利要求1所述的一种卷帘门改进型收卷装置,其特征在于:所述挤出组件(52)包括设在储油箱(51)内的储腔(523),储腔(523)内填充有润滑油,储腔(523)内还滑动连接有活塞(522),活塞(522)远离通口的一侧中心固定连接在电动推杆一(521)的输出端上,电动推杆一(521)固定连接在储油箱(51)外部。3. An improved rolling door winding device according to claim 1 is characterized in that: the extrusion assembly (52) includes a storage chamber (523) arranged in the oil storage tank (51), the storage chamber (523) is filled with lubricating oil, and a piston (522) is also slidably connected in the storage chamber (523), and the center of the side of the piston (522) away from the opening is fixedly connected to the output end of the electric push rod 1 (521), and the electric push rod 1 (521) is fixedly connected to the outside of the oil storage tank (51). 4.根据权利要求1所述的一种卷帘门改进型收卷装置,其特征在于:所述启闭组件(54)包括转动连接在通口位置的球体(545),球体(545)对应通口设有出油道(546),球体(545)上侧固定连接有连接杆(544),连接杆(544)转动连接在通口上方并延至储油箱(51)外部,连接杆(544)上端固定连接有连接齿轮(543),连接齿轮(543)啮合连接有齿条(542),齿条(542)固定连接在电动推杆二(541)的输出端上,电动推杆二(541)固定连接在储油箱(51)外部。4. An improved rolling door winding device according to claim 1 is characterized in that: the opening and closing component (54) includes a ball (545) rotatably connected to the position of the through-port, the ball (545) is provided with an oil outlet (546) corresponding to the through-port, a connecting rod (544) is fixedly connected to the upper side of the ball (545), the connecting rod (544) is rotatably connected above the through-port and extends to the outside of the oil storage tank (51), a connecting gear (543) is fixedly connected to the upper end of the connecting rod (544), the connecting gear (543) is meshingly connected with a rack (542), the rack (542) is fixedly connected to the output end of the electric push rod 2 (541), and the electric push rod 2 (541) is fixedly connected to the outside of the oil storage tank (51). 5.根据权利要求1所述的一种卷帘门改进型收卷装置,其特征在于:所述往复转动组件(74)包括固定连接在转轴(72)一端的第一锥齿轮(741)和第三锥齿轮(743),第一锥齿轮(741)和第三锥齿轮(743)为不完全齿轮且其上齿牙呈相反分布,第一锥齿轮(741)和第三锥齿轮(743)共同啮合连接有第二锥齿轮(742),第二锥齿轮(742)的上侧中心固定连接有联轴(744),联轴(744)转动连接在顶箱(4)上下壁上。5. An improved rolling door winding device according to claim 1, characterized in that: the reciprocating rotating component (74) includes a first bevel gear (741) and a third bevel gear (743) fixedly connected to one end of the rotating shaft (72), the first bevel gear (741) and the third bevel gear (743) are incomplete gears and their upper teeth are distributed in opposite directions, the first bevel gear (741) and the third bevel gear (743) are jointly meshed and connected with the second bevel gear (742), the upper center of the second bevel gear (742) is fixedly connected with a coupling shaft (744), and the coupling shaft (744) is rotatably connected to the upper and lower walls of the top box (4). 6.根据权利要求5所述的一种卷帘门改进型收卷装置,其特征在于:所述联动组件(75)包括固定连接在卷帘辊(63)上的蜗轮(751),蜗轮(751)一侧啮合连接有蜗杆套(752),蜗杆套(752)固定连接在联轴(744)上。6. An improved rolling door winding device according to claim 5, characterized in that: the linkage assembly (75) includes a worm gear (751) fixedly connected to the rolling roller (63), one side of the worm gear (751) is meshingly connected with a worm sleeve (752), and the worm sleeve (752) is fixedly connected to the coupling shaft (744). 7.根据权利要求1所述的一种卷帘门改进型收卷装置,其特征在于:所述清理刷(71)通过橡胶套套接在转轴(72)上。7. An improved rolling door reeling device according to claim 1, characterized in that the cleaning brush (71) is sleeved on the rotating shaft (72) through a rubber sleeve.
CN202410677627.4A 2024-05-29 2024-05-29 An improved rolling device for rolling shutter door Active CN118257487B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN211524645U (en) * 2019-11-06 2020-09-18 钟小平 Rolling slats door with response function
CN117803301A (en) * 2024-02-28 2024-04-02 昆山新恒邦门业有限公司 Fire prevention rolling slats door for fire control

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* Cited by examiner, † Cited by third party
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CN220748090U (en) * 2023-08-28 2024-04-09 漳州市龙文区简易智居机电有限公司 Rolling shutter door motor all-in-one

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN211524645U (en) * 2019-11-06 2020-09-18 钟小平 Rolling slats door with response function
CN117803301A (en) * 2024-02-28 2024-04-02 昆山新恒邦门业有限公司 Fire prevention rolling slats door for fire control

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Denomination of invention: A improved rolling device for a roller shutter door

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