CN108179965A - A kind of bottom sealing device - Google Patents

A kind of bottom sealing device Download PDF

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Publication number
CN108179965A
CN108179965A CN201810014901.4A CN201810014901A CN108179965A CN 108179965 A CN108179965 A CN 108179965A CN 201810014901 A CN201810014901 A CN 201810014901A CN 108179965 A CN108179965 A CN 108179965A
Authority
CN
China
Prior art keywords
drive rod
sealing device
bar shaped
locating piece
door body
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
CN201810014901.4A
Other languages
Chinese (zh)
Inventor
支崇铮
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.)
Wonly Security And Protection Technology Co ltd
Original Assignee
Wang Lian Polytron Technologies Inc
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 Wang Lian Polytron Technologies Inc filed Critical Wang Lian Polytron Technologies Inc
Priority to CN201810014901.4A priority Critical patent/CN108179965A/en
Publication of CN108179965A publication Critical patent/CN108179965A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • E06B7/00Special arrangements or measures in connection with doors or windows
    • E06B7/16Sealing arrangements on wings or parts co-operating with the wings
    • E06B7/18Sealing arrangements on wings or parts co-operating with the wings by means of movable edgings, e.g. draught sealings additionally used for bolting, e.g. by spring force or with operating lever
    • E06B7/20Sealing arrangements on wings or parts co-operating with the wings by means of movable edgings, e.g. draught sealings additionally used for bolting, e.g. by spring force or with operating lever automatically withdrawn when the wing is opened, e.g. by means of magnetic attraction, a pin or an inclined surface, especially for sills
    • E06B7/215Sealing arrangements on wings or parts co-operating with the wings by means of movable edgings, e.g. draught sealings additionally used for bolting, e.g. by spring force or with operating lever automatically withdrawn when the wing is opened, e.g. by means of magnetic attraction, a pin or an inclined surface, especially for sills with sealing strip being moved to a retracted position by elastic means, e.g. springs
    • 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
    • E06B7/00Special arrangements or measures in connection with doors or windows
    • E06B7/16Sealing arrangements on wings or parts co-operating with the wings
    • E06B7/18Sealing arrangements on wings or parts co-operating with the wings by means of movable edgings, e.g. draught sealings additionally used for bolting, e.g. by spring force or with operating lever
    • E06B7/20Sealing arrangements on wings or parts co-operating with the wings by means of movable edgings, e.g. draught sealings additionally used for bolting, e.g. by spring force or with operating lever automatically withdrawn when the wing is opened, e.g. by means of magnetic attraction, a pin or an inclined surface, especially for sills
    • E06B7/21Sealing arrangements on wings or parts co-operating with the wings by means of movable edgings, e.g. draught sealings additionally used for bolting, e.g. by spring force or with operating lever automatically withdrawn when the wing is opened, e.g. by means of magnetic attraction, a pin or an inclined surface, especially for sills with sealing strip movable in plane of wing
    • 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
    • E06B7/00Special arrangements or measures in connection with doors or windows
    • E06B7/16Sealing arrangements on wings or parts co-operating with the wings
    • E06B7/22Sealing arrangements on wings or parts co-operating with the wings by means of elastic edgings, e.g. elastic rubber tubes; by means of resilient edgings, e.g. felt or plush strips, resilient metal strips
    • E06B7/23Plastic, sponge rubber, or like strips or tubes

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  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)

Abstract

The present invention relates to a kind of bottom sealing device, including:Drive rod;Driving mechanism, it includes being fixed at sliding part, the locating piece for being fixed in door body and being connected with drive rod slip, the elastic element for being nested on drive rod and being fixedly linked respectively with sliding part and locating piece and the pivot link component being rotatedly connected respectively with sliding part and locating piece on drive rod;Sealing strip, it is arranged on the lower section of driving mechanism and is connected with the transmission of pivot link component, sealing strip is driven to move down by the jackknife action of pivot link component, the gap of sealing door body bottom, or sealing strip is driven to move up by the opening action of pivot link component, release the sealing to door body bottom gap.Solves door bottom of the prior art sealing device, drive mechanism complexity needs to occupy more door body fan width space and the problem of trigger architecture poor reliability causes a bottom sealing device working service of high cost.

Description

A kind of bottom sealing device
Technical field
The present invention relates to field of door and window accessories, and in particular to a kind of bottom sealing device.
Background technology
Under normal circumstances, production firm is opened and closed only in the upside of door body and left and right sides patch in order to facilitate door body Certain interval is vacated in door body bottom by sealing strip.But for the door body of no threshold, such mode tends not to play very Good soundproof effect can not also stop that extraneous dust, mosquito etc. enter through crack between a door and its frame, so as to influence user experience.
In order to solve the above-mentioned technical problem, Chinese patent literature CN104131765A discloses a kind of bottom automatic-sealed Item, including carrying the outline border of girder 101, touching and turn round 102, dust-proof sealing device, jacking system and doorframe catch 103, on outline border Portion's connection, which touches, turns round 102, and outer frame bottom connects dust seal 111, touches and turns round connection jacking system.Wherein, it is described dust-proof close Seal apparatus includes left steel fastener 105, and left steel fastener 105 connects left nylon connectors 106, and left nylon connectors 106 connect Connection sheet 107 and straight steel fastener 108, connection sheet 107 connect left curved steel fastener 109, and left curved steel fastener 109 connects with straight steel Intermediate nylon connectors 110 are connected while fitting 108 is connected, and adjustment screw 112 is housed in above-mentioned left steel fastener 105, Spring 113 is sleeved in adjustment screw 112, and adjustment screw 112 is connected the other end and left Buddhist nun by one end with left steel fastener 105 again The connected linkage of connecting rod 104 of imperial connector 106, which touches, turns round 102.
Although above-mentioned door bottom automatic seal strip can drive dust seal to slide up and down by dust-proof sealing device, so as to Bottom is sealed on the door.But above-mentioned driving structure needs the adjustment screw for being arranged with spring to drive left Buddhist nun indirectly by connecting rod Imperial connector, so as to which dust-proof sealing device be controlled to push the lifting of dust seal.Using touch torsion, spring, adjustment screw with And the above-mentioned dust-proof sealing device trigger architecture of connecting rod, drive mechanism is complicated, and trigger architecture needs to occupy the more fan of door body Width space so as to the volume for dust-proof sealing device of having to control, will appear sky even for the door body structure of some clamshell doors Between deficiency the problem of can not installing above-mentioned door bottom automatic seal strip.Also, above structure needs spring being nested in adjustment screw On, the volume and length that lead to spring can all be limited, and can not use the spring of volume bigger, and spring is easily damaged, and is driven The connecting rod of left nylon connectors also because the factor of volume causes it to be easily damaged, also results in a bottom automatic seal strip Reliability can not ensure.
New content
Therefore, the technical problem to be solved in the present invention is to overcome door bottom of the prior art sealing device, transmission knot Structure complexity needs to occupy more door body fan width space and trigger architecture poor reliability cause a bottom sealing device working service into The problem of this is high.To solve above-mentioned technological deficiency, a kind of bottom sealing device provided by the invention, including:
Drive rod is slidably arranged on the longitudinal direction of door body bottom;
Driving mechanism, including be fixed on the drive rod sliding part, be fixed in the door body and With the drive rod slip be connected locating piece, be nested on the drive rod and respectively with the sliding part and the locating piece The elastic element being fixedly linked and the pivot link component being rotatedly connected respectively with the sliding part and the locating piece;
Sealing strip is arranged on the lower section of the driving mechanism and is connected with pivot link component transmission, by described The jackknife action of pivot link component drives the sealing strip to move down, and seals the gap of door body bottom or passes through the rotation company The opening action of bar assembly drives the sealing strip to move up, and releases the sealing to the door body bottom gap.
The pivot link component includes the first connector being rotatedly connected with the sliding part and turns with the locating piece The second connected connector is moved, and first connector and described second connector the two are rotatedly connected;It is described at closing time Drive rod is directed away from the doorframe direction by the effect of doorframe extruding force and shunk, and the sliding part is driven to be transported towards the locating piece It moves and is the elastic element energy storage, the sliding part drives first connector close to second connector so as to push The sealing strip moves down, the gap of sealing door body bottom;The drive rod is far from doorframe during enabling, and the drive rod is by the bullet Property the effect of element bias voltages power towards being stretched out close to the doorframe direction, and pass through the pivot link component and drive the sealing strip Move up the sealing function released to the door body bottom gap.
The elastic element be helical spring, the helical spring be nested on the drive rod and its both ends respectively with institute It states sliding part and the locating piece is fixedly linked.
Door bottom sealing device further includes the bar shaped inner frame for fixing the sealing strip, first connector and described Second connector be laminated structure, be rotatedly connected by first rotating shaft, and the bar shaped inner frame by the first rotating shaft with The driving mechanism transmission is connected, and the bar shaped inner frame is driven to move up and down.
The cross section of the bar shaped inner frame is H-shaped, and upper and lower both sides are respectively provided with the accommodating pivot link group The upper groove of part and the lower groove for housing the sealing strip, and the first rotating shaft is fixed at the upper groove It is interior.
Door bottom sealing device, which further includes, is fixed at the door body bottom for housing the drive rod and the driving The bar shaped outer framework of mechanism;The cross section of the bar shaped outer framework is inverted U-shaped structure, and edge is formed in the U-shaped structure Vertical direction is arranged and the lower chamber for the upper cavity for housing the drive rod and for housing the pivot link component.
Door bottom sealing device further includes bar shaped inner frame, is formed on the upside of the bar shaped inner frame for accommodating described The upper groove of pivot link component, and the outer wall of the upper groove is adapted with the inner wall shape of the lower chamber, by the drive The lower chamber is moved up into the driving of motivation structure or is moved down far from the lower chamber.
The locating piece is sleeve, and the drive rod is slidably nested in the sleeve.
The surface of the sleeve is formed with the clamping structure being adapted with the upper cavity inner wall shape and/or the set The fixing piece for being fixedly connected with the upper cavity is provided on cylinder.
The sliding part is sleeve, is fixedly linked and is slidably disposed in the upper cavity with the drive rod
It is respectively arranged on the locating piece and the sliding part through the second rotation axis and the pivot link component The connecting portion that both ends are rotatedly connected, and the connecting portion is positioned close to the side of the elastic element.
One end far from doorframe is provided with the plug for limiting the drive rod sliding position on the drive rod, avoids Drive rod is detached from locating piece.
One end of close doorframe is provided with the extension element for extending its length on the drive rod.
The extension element is cap-like structure, is equipped with the beam being oppositely arranged with the bar shaped outer framework thereon, works as pass Men Shi, the beam offset with the bar shaped outer framework.
At closing time, doorframe squeezes the Slideslip that drive rod makes drive rod be directed away from doorframe, in drive rod sliding process The second connector folding close to each other on the first connector and locating piece on middle drive sliding part is transported towards door body lower section It is dynamic, so as to which sealing strip be pushed to move down the gap between sealing door body bottom and doorframe, during sliding part is close to locating piece It is nested with the helical spring compressed energy-storage on drive rod;During enabling, door body is far from doorframe, so as to which doorframe be made no longer to limit drive rod Position, the elasticity of compression of the helical spring release towards doorframe direction push dynamic drive rod and stretch out, band during drive rod stretches out The direction that dynamic sliding part is directed away from locating piece is slided, and is stretched so as to which the first connector and the second connector be made to be opened from folding position Directly, while drive states sealing strip and moves up the sealing function released to the door body bottom gap.
Technical solution of the present invention has the following advantages that:
1. provided by the invention bottom sealing device, by the way that elastic element is nested on drive rod and is set respectively with fixation The locating piece put the sliding part on drive rod and be slidably arranged on drive rod is fixedly linked, so as to pass through drive rod and door Used in extruding between frame or the partial pressure of elastic element, change the distance between sliding part and locating piece, driving rotate Link assembly, and then sealing strip is driven to move down or move up, the gap of sealing door body bottom or releasing are to door body bottom gap Elastic element is nested on drive rod, trigger architecture is separately provided without needing in the prior art, both may be used by sealing, above structure Effectively to save door body fan width space, and can be arbitrary as needed to increase elasticity under the premise of fan width space is not take up The volume of element is so as to improve a reliability for bottom sealing device.And the prior art is directly substituted by drive rod in the application In connecting rod, effectively optimize the space layout of device and improve a reliability for bottom sealing device.
2. provided by the invention bottom sealing device, by the first connector for being rotatedly connected respectively with sliding part and The pivot link Component driver sealing strip of the second connector composition being rotatedly connected with locating piece moves up and down, and in locating piece Elastic element is additionally provided between sliding part, elastic element is directed away from energy storage in the contraction process of doorframe direction in drive rod, When opening the door, release biasing force pushes drive rod to stretch out, and resets sealing strip.Above structure is simple and reliable, it is only necessary to which two mutually The promotion sealing strip for the connector being rotatedly connected, which moves down, to be sealed door body bottom gap, and pass through elastic element Two connector rotating openings of driving release the sealing function to door body bottom.
3. provided by the invention bottom sealing device, by the way that elastic element is set as helical spring, helical spring can be with It is directly nested on drive rod, has effectively saved fan width space and the vertical direction spatial of door body bottom, and helical spring produces Use cost is low effective to have saved use cost.
4. provided by the invention bottom sealing device, by the way that bar shaped inner frame, driving mechanism are fixedly installed on sealing strip It is connected again by shaft with bar shaped inner frame, so as to which sealing strip be made to be slided up and down under the drive of driving mechanism, by bar shaped Frame is connected with driving mechanism can effectively improve a reliability for bottom sealing device, avoid sealing strip and the drive of flexible relative Motivation structure is connected directly, in use the effect of the easy driven power of sealing strip, the problem of being damaged.
5. provided by the invention bottom sealing device, the cross section of bar shaped inner frame is H-shaped, the bar shaped inner frame of H-shaped Upper groove is for housing pivot link component, and the lower groove of the bar shaped inner frame of H-shaped is used for fixing seal item, bar shaped inner frame Upper groove can be effectively protected pivot link component, and pivot link component is avoided to be collided with and is damaged or into a large amount of ashes Dirt etc. cause pivot link component can not normal use the problem of.
6. provided by the invention bottom sealing device protects drive rod and driving machine by the bar shaped outer framework of U-shaped structure Structure, and driving mechanism is also separated into the upper cavity for housing drive rod and the lower chamber for housing pivot link component. Bar shaped outer framework with upper cavity and lower chamber can avoid driving while drive rod and driving mechanism is effectively protected It is interfered between bar and driving mechanism.
7. provided by the invention bottom sealing device, by the way that the outer wall of the upper groove of bar shaped inner frame is set as and cavity of resorption The shape that the inner wall shape of body is adapted, so as to make when door bottom sealing device does not have hermatic door body space, the bar shaped inside casing of H-shaped The upper groove of frame and the driving mechanism in upper groove can be placed in lower chamber together, driven so as to be effectively protected While motivation structure, avoid occupying the vertical direction spatial at door bottom, so as to optimize a base space.
8. provided by the invention bottom sealing device, by being set as being nested with the sleeve on drive rod by locating piece, from And allow locating piece reliable and stable and slid back and forth on the axial direction of drive rod.
9. provided by the invention bottom sealing device passes through the sleeve knot being set as being fixed on by sliding part on drive rod Structure, and sleeve slides setting, the fixation that the sliding part of tube-in-tube structure not only can be solid and reliable along the axial direction of upper cavity On drive rod and extra space will not be occupied, optimizes the space layout of door body bottom.
10. provided by the invention bottom sealing device, by setting plug on drive rod, so as to limit the cunning of drive rod Dynamic position avoids the problem that drive rod is detached from locating piece and causes a bottom sealing device can not normal use.
11. provided by the invention bottom sealing device, by setting the extension element for extending its length on drive rod, So as to which drive rod be allow to be lengthened by extension element, to be suitable for the door body of different fan width, being applicable in for door bottom sealing device is improved Range.
12. provided by the invention bottom sealing device, by the way that extension element is set as cap-like structure, and be nested on it with The beam that bar shaped outer framework is oppositely arranged, so as to make at closing time beam offset with bar shaped outer framework, reduction lengthen at closing time The noise that the hat shape head of part is generated with the collision of bar shaped outer framework, promotes user experience.
Description of the drawings
It, below will be right in order to illustrate more clearly of this practicality invention specific embodiment or technical solution of the prior art Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below In attached drawing be this practicality invention some embodiments, for those of ordinary skill in the art, do not paying creativeness Under the premise of labour, other attached drawings are can also be obtained according to these attached drawings.
Fig. 1 is door bottom provided by the invention schematic diagram of sealing device;
Fig. 2 is the relative position schematic diagram of door body provided by the invention and doorframe;
Fig. 3 is the partial structural diagram of bar shaped outer framework provided by the invention;
Fig. 4 is the cross-sectional view of bar shaped outer framework provided by the invention;
Fig. 5 is the cross-sectional view of bar shaped inner frame provided by the invention;
Fig. 6 is the cross-sectional view of sealing strip provided by the invention;
Fig. 7 is the Longitudinal cross section schematic of locating piece provided by the invention;
Fig. 8 is the Section A-A schematic diagram of locating piece shown in Fig. 7;
Fig. 9 is the Longitudinal cross section schematic of sliding part provided by the invention;
Figure 10 is the Section A-A schematic diagram of sliding part shown in Fig. 9;
Figure 11 is the internal structure schematic diagram of plug provided by the invention;
Figure 12 is the Longitudinal cross section schematic of the second connector provided by the invention;
Figure 13 is the Longitudinal cross section schematic of the first connector provided by the invention;
Figure 14 is the partial structural diagram of door bottom provided by the invention sealing device
Figure 15 is the Longitudinal cross section schematic of extension element provided by the invention;
Figure 16 is the structure diagram of the door bottom automatic seal strip of the prior art;
Reference sign:
1- drive rods;2- door body;3- sliding parts;4- locating pieces;5- elastic elements;6- pivot link components;7- first connects Fitting;The second connectors of 8-;9- sealing strips;10- doorframes;11- bar shaped inner frames;12- first rotating shafts;13- upper grooves;Under 14- Groove;15- bar shaped outer frameworks;16- upper cavities;17- lower chambers;The second rotation axis of 18-;19- connecting portions;20- plugs;21- adds Long part;22- beams;23- Double-ear connectors;24- whorl brace rods;101- girders;102-, which touches, to be turned round;103- doorframe catch; 104- connecting rods;The left steel fasteners of 105-;The left nylon connectors of 106-;107- connection sheets;The straight steel fasteners of 108-;The left curved steel of 109- Connector;Nylon connectors among 110-;111- dust seals;112- adjustment screws;113- springs.
Specific embodiment
Embodiment 1
Door bottom schematic diagram of sealing device as shown in Figure 1 and door body shown in Fig. 2 and the relative position of doorframe are illustrated Figure, door bottom sealing device, including:
Drive rod 1 is slidably arranged in by bar shaped outer framework 15 on the longitudinal direction of 2 bottom of door body, the bar shaped outline border The cross section of frame 15 is inverted U-shaped structure, and the lower chamber 17 being arranged in a vertical direction is formed in the U-shaped structure and is used In the upper cavity 16 for housing the drive rod 1;
Driving mechanism, including be fixed on the drive rod 1 sliding part 3, be fixed in the door body 2 and With the drive rod 1 slip be connected locating piece 4, be nested on the drive rod 1 and both ends respectively with the sliding part 3 and institute State helical spring that locating piece 4 is fixedly linked and be accommodated in above-mentioned lower chamber 17 and respectively with the sliding part 3 and described The pivot link component 6 that locating piece 4 is rotatedly connected, the pivot link component 6 with the sliding part 3 by passing through the second rotation axis 18 the first connectors 7 being rotatedly connected and 8 groups of the second connector being rotatedly connected with the locating piece 4 by the second rotation axis 18 Into, first connector 7 and second connector 8 are the bar shaped laminated structure being rotatedly connected by first rotating shaft 12, and The sliding part 3 and the locating piece 4 are the sleeve being nested on drive rod 1, and the downside of two sleeves is also set respectively It is useful for connecting the Double-ear connector 23 of first connector 7 and second connector 8;
The sealing strip 9 of rubber material, in the lower groove 14 for the bar shaped inner frame 11 for being fixed on H-shaped, and the bar shaped inside casing Above-mentioned driving mechanism is installed in the upper groove 13 of frame 11, the outer wall of upper groove 13 is adapted with the inner wall shape of lower chamber 17, Bar shaped inner frame 11, which is driven to move up into the lower chamber 17 or move down by the driving mechanism, is detached from the lower chamber 17, passes through The bar shaped inner frame 11 and bar shaped outer framework 15 of metal material can effectively improve a reliability for bottom sealing device, avoid phase Soft sealing strip is connected directly with driving mechanism, the effect of the easy driven power of sealing strip, is damaged in use Bad the problem of;
At closing time, doorframe 10, which squeezes drive rod 1, makes drive rod 1 be directed away from a Slideslip of doorframe 10, is slided in drive rod 1 Drive the second connector 8 on the first connector 7 and locating piece 4 on sliding part 3 close to each other during dynamic towards under door body Fang Yundong, so as to which sealing strip be pushed to move down the gap between sealing door body bottom and doorframe, in sliding part 3 close to locating piece 4 It is nested with the helical spring compressed energy-storage on drive rod 1 in the process;During enabling, door body 2 is far from doorframe 10, so as to make doorframe 10 not The position of drive rod 1 is limited again, and the elasticity of compression of the helical spring release towards 10 direction of doorframe is pushed dynamic drive rod 1 and stretched out, drive Lever 1 drives sliding part 3 to be directed away from locating piece 4 direction during stretching out is slided, so as to connect the first connector 7 and second Fitting 8 is opened from folding position and is stretched, while drive states sealing strip 9 and moves up the sealing work released to 2 bottom gap of door body With.Helical spring is nested on drive rod in the application, trigger architecture is separately provided without needing in the prior art, it both can be with It is effective to save door body fan width space, and can be arbitrary as needed to increase spiral bullet under the premise of fan width space is not take up The volume of spring is so as to improve a reliability for bottom sealing device.And it is directly substituted in the prior art by drive rod in the application Connecting rod, effectively optimize the space layout of device and improve a reliability for bottom sealing device.
In the present embodiment, such as Fig. 4 and bar shaped outer framework structure diagram shown in Fig. 3 and as shown in Figure 7 and Figure 8 Locating element structure schematic diagram, in order to which locating piece 4 is firmly fixed to 2 bottom of door body, locating piece 4 by bar shaped outer framework 15 Both sides be provided with the inner cavity of boss and the bar shaped outer framework 15 and be provided with the groove of clamping corresponding with above-mentioned boss, in order to limit Locating piece 4 processed slides back and forth, and bar shaped outer framework 15 is additionally provided with the fastening screw being connected with locating piece 4 in the radial direction. And slider structure schematic diagram as shown in Figure 9 and Figure 10, it is provided with phase between the sliding part 3 of sleeve-shaped and bar shaped outer framework 15 It, will not be with the inner wall table of bar shaped outer framework 15 so as to ensure that sliding part 3 can slidably reciprocate under the drive of drive rod 1 to gap Face rubs.
Certainly, the present invention structure of sliding part is not especially limited, in other embodiments, sliding part 3 can and item The inner wall shape of shape outer framework 15 is adapted, and sliding part 3 slides back and forth in the upper cavity 16 of bar shaped outer framework 15.
In the present embodiment, the first connection shown in the Longitudinal cross section schematic and Figure 13 of the second connector as shown in figure 12 The Longitudinal cross section schematic of part, one end of the first connector 7 of bar shaped laminated structure is provided with to be connected with the second of bar shaped laminated structure The bending part that fitting 8 is adapted so as to which the two be allow to be relatively rotated in same level, reduces and occupies door body bottom Space.
Sealing strip cross-sectional view as shown in Figure 6, in order to improve a sealing effect for bottom sealing device, sealing strip 9 Bottom is provided with the protruding portion extended towards floor direction, so as to make sealing strip 9 can both reduce in door closing procedure sealing strip 9 to The lower frictional force generated between movement and floor makes door body 2 easily fasten, but can effectively to the gap of 2 bottom of door body into Row sealing, so as to play the role of dust-proof sound insulation.
Stopper structure schematic diagram as shown in figure 11, the inner cavity of shown plug 20 is provided with coordinates stationary phase with drive rod 1 Accommodating cavity even in order to limit the sliding position of drive rod, avoids drive rod from being detached from locating piece and causes a bottom sealing device can not The problem of normal use, drive rod 1 are fixed with 20 phase of plug, in the protruding plug 20 after sliding into certain position of drive rod 1 It can be mutually clamped with the end of locating piece 4, avoid helical spring that drive rod 1 is driven to be detached from locating piece 4.
The cross-sectional view of bar shaped inner frame as shown in Figure 5 is additionally provided in the lower groove 14 of bar shaped inner frame 11 For being clamped the boss of sealing strip 9, so as to the fixing seal item 9 by way of clamping, have the advantages that installation is simple and convenient.
Certainly, the present invention is not especially limited the connection mode of sealing strip and bar shaped inner frame, in other embodiments, Bar shaped inner frame 11 and sealing strip 9 are integrally formed, and eliminate the process of assembling.
The partial structural diagram of door bottom sealing device and the structure of extension element shown in figure 15 as shown in figure 14 is shown It is intended to;In order to improve the length of drive rod, to be suitable for the door body of different fan width, the scope of application of door bottom sealing device is improved. Door bottom sealing device further includes the extension element 21 of rod-like structure, and one end is connected through a screw thread bar 24 and adds with the rod-shaped of hollow structure Helicitic texture cooperation in long 21 inner cavity of part is connected, and the other end has the cap-like structure being correspondingly arranged with doorframe 10, and the bar The beam 22 being oppositely arranged with the bar shaped outer framework 15 is equipped on shape extension element 21, when at closing time, the beam 22 It offsets with the bar shaped outer framework 15, so as to which the hat shape head for reducing extension element at closing time is made an uproar with what the collision of bar shaped outer framework generated Sound promotes user experience.
Embodiment 2
Door bottom sealing device, including:
Drive rod 1 is slidably arranged on the longitudinal direction of 2 bottom of door body, and the cross section of the bar shaped outer framework 15 is falls The U-shaped structure put, and the upper cavity 16 for housing the drive rod 1 is formed in the U-shaped structure;
Driving mechanism, including be fixed on the drive rod 1 sliding part 3, be fixed in the door body 2 and With the drive rod 1 slip be connected locating piece 4, be nested on the drive rod 1 and both ends respectively with the sliding part 3 and institute State helical spring that locating piece 4 is fixedly linked and be accommodated in above-mentioned lower chamber 17 and respectively with the sliding part 3 and described The pivot link component 6 that locating piece 4 is rotatedly connected, the pivot link component 6 with the sliding part 3 by passing through the second rotation axis 18 the first connectors 7 being rotatedly connected and 8 groups of the second connector being rotatedly connected with the locating piece 4 by the second rotation axis 18 Into, first connector 7 and second connector 8 are the bar shaped laminated structure being rotatedly connected by first rotating shaft 12, and The sliding part 3 and the locating piece 4 are the sleeve being nested on drive rod 1, and the downside of two sleeves is also set respectively It is useful for connecting the Double-ear connector 23 of first connector 7 and second connector 8;
The sealing strip 9 of rubber material is connected with sealing strip 9 by first rotating shaft 12, passes through the pivot link component 6 Jackknife action drives the sealing strip 9 to move down, the gap of 2 bottom of sealing door body or the opening by the pivot link component 6 Sealing strip 9 moves up described in action drives, releases the sealing to 2 bottom gap of door body.Driving mechanism directly with sealing strip phase Company can effectively save the space of 2 bottom of door body, and effectively save production cost.
Obviously, the above embodiments are merely examples for clarifying the description, and is not intended to limit the embodiments.It is right For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or It changes.There is no necessity and possibility to exhaust all the enbodiments.And the obvious variation thus extended out or Among changing still in the protection domain of the invention.

Claims (14)

1. a kind of bottom sealing device, which is characterized in that including:
Drive rod (1) is slidably arranged on the longitudinal direction of door body (2) bottom;
Driving mechanism, including be fixed on the drive rod (1) sliding part (3), be fixed at the door body (2) It is upper and be connected with the drive rod (1) slip locating piece (4), be nested on the drive rod (1) and respectively with the slip Elastic element (5) that part (3) and the locating piece (4) are fixedly linked and respectively with the sliding part (3) and the locating piece (4) the pivot link component (6) being rotatedly connected;
Sealing strip (9) is arranged on the lower section of the driving mechanism and is connected with the pivot link component (6) transmission, passes through institute The jackknife action for stating pivot link component (6) drives the sealing strip (9) to move down, and seals the gap of door body (2) bottom or passes through The opening action of the pivot link component (6) drives the sealing strip (9) to move up, and releases to the door body (2) bottom gap Sealing.
2. according to claim 1 bottom sealing device, it is characterised in that:The pivot link component (6) including with institute The first connector (7) that sliding part (3) is rotatedly connected and the second connector (8) being rotatedly connected with the locating piece (4) are stated, and First connector (7) and second connector (8) the two are rotatedly connected;The drive rod (1) is by doorframe at closing time (10) extruding force effect is directed away from the contraction of the doorframe (10) direction, drives the sliding part (3) towards the locating piece (4) It moves and is the elastic element (5) energy storage, the sliding part (3) drives first connector (7) to connect close to described second Fitting (8) seals the gap of door body (2) bottom so as to which the sealing strip (9) be pushed to move down;The drive rod (1) is remote during enabling From doorframe (10), the drive rod (1) is stretched by the elastic element (5) partial pressure towards close to the doorframe (10) direction Go out, and the sealing strip (9) is driven to move up releasing to the door body (2) bottom gap by the pivot link component (6) Sealing function.
3. according to claim 1 or 2 bottom sealing device, it is characterised in that:The elastic element (5) is spiral bullet Spring, the helical spring be nested on the drive rod (1) and its both ends respectively with the sliding part (3) and the locating piece (4) it is fixedly linked.
4. the door bottom sealing device according to Claims 2 or 3, it is characterised in that:It further includes to fix the sealing strip (9) bar shaped inner frame (11), first connector (7) and second connector (8) are laminated structure, pass through first turn Axis (12) is rotatedly connected, and the bar shaped inner frame (11) is driven phase by the first rotating shaft (12) and the driving mechanism Even, the bar shaped inner frame (11) is driven to move up and down.
5. according to claim 4 bottom sealing device, it is characterised in that:The cross section of the bar shaped inner frame (11) is H-shaped, upper and lower both sides are respectively provided with the upper groove (13) of the accommodating pivot link component (6) and for housing The lower groove (14) of sealing strip (9) is stated, and the first rotating shaft (12) is fixed in the upper groove (13).
6. according to any one of claims 1-5 bottom sealing device, it is characterised in that:It further includes and is fixed at institute Door body (2) bottom is stated for housing the drive rod (1) and the bar shaped outer framework (15) of the driving mechanism;The bar shaped outline border The cross section of frame (15) is inverted U-shaped structure, is formed with and is arranged in a vertical direction and for accommodating described in the U-shaped structure The upper cavity (16) of drive rod (1) and the lower chamber (17) for housing the pivot link component (6).
7. according to claim 6 bottom sealing device, it is characterised in that:Door bottom sealing device is further included in bar shaped Frame (11), bar shaped inner frame (11) upside form the upper groove (13) for housing the pivot link component (6), And the outer wall of the upper groove (13) is adapted with the inner wall shape of the lower chamber (17), is moved up by driving mechanism driving Into the lower chamber (17) or move down far from the lower chamber (17).
8. the door bottom sealing device described according to claim 6 or 7, it is characterised in that:The locating piece (4) is sleeve, described Drive rod (1) is slidably nested in the sleeve.
9. according to claim 8 bottom sealing device, it is characterised in that:The surface of the sleeve be formed with it is described on It is provided on the clamping structure and/or the sleeve that cavity (16) inner wall shape is adapted and is fixedly connected with the upper cavity (16) Fixing piece.
10. the door bottom sealing device according to any one of claim 6-9, it is characterised in that:The sliding part (3) is set Cylinder is fixedly linked with the drive rod (1) and is slidably disposed in the upper cavity (16).
11. the door bottom sealing device according to any one of claim 1-10, it is characterised in that:The locating piece (4) and It is respectively arranged on the sliding part (3) and phase is rotated by the second rotation axis (18) and the both ends of the pivot link component (6) Connecting portion (19) even, and the connecting portion (19) is positioned close to the side of the elastic element (5).
12. the door bottom sealing device according to any one of claim 1-11, it is characterised in that:On the drive rod (1) One end far from doorframe (10) is provided with the plug (20) for limiting the drive rod (1) sliding position, avoids drive rod (1) It is detached from locating piece (4).
13. according to claim 12 bottom sealing device, it is characterised in that:Close to doorframe on the drive rod (1) (10) one end is provided with the extension element (21) for extending its length.
14. according to claim 13 bottom sealing device, it is characterised in that:Door bottom sealing device further includes fixation The door body (2) bottom is arranged on for housing the drive rod (1) and the bar shaped outer framework (15) of the driving mechanism;It is described Extension element (21) is cap-like structure, is equipped with the beam (22) being oppositely arranged with the bar shaped outer framework (15) thereon, works as pass Men Shi, the beam (22) offset with the bar shaped outer framework (15).
CN201810014901.4A 2018-01-08 2018-01-08 A kind of bottom sealing device Pending CN108179965A (en)

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108868462A (en) * 2018-08-29 2018-11-23 鹤山天山金属材料制品有限公司 A kind of automatic water proof and dust proof threshold
CN109681106A (en) * 2018-11-26 2019-04-26 北京闼闼同创工贸有限公司 A kind of door body, door lock and sealing device
CN112610127A (en) * 2020-12-14 2021-04-06 欧恩科(北京)自动门科技有限公司 Sealing device for airtight door

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Publication number Priority date Publication date Assignee Title
CN2490296Y (en) * 2001-07-12 2002-05-08 杨柳凤 Automatic lifting sealing device for bottom of door
CN201031586Y (en) * 2007-02-15 2008-03-05 凯梦德(天津)建筑材料制造有限公司 Doors bottom self-sealing cleaning device
CN203547462U (en) * 2013-11-22 2014-04-16 浙江卓逸铝业有限公司 Door bottom sealing strip
CN205477275U (en) * 2016-01-04 2016-08-17 浙江富新工贸有限公司 Door end self sealing structure
CN207892496U (en) * 2018-01-08 2018-09-21 王力安防科技股份有限公司 A kind of bottom sealing device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2490296Y (en) * 2001-07-12 2002-05-08 杨柳凤 Automatic lifting sealing device for bottom of door
CN201031586Y (en) * 2007-02-15 2008-03-05 凯梦德(天津)建筑材料制造有限公司 Doors bottom self-sealing cleaning device
CN203547462U (en) * 2013-11-22 2014-04-16 浙江卓逸铝业有限公司 Door bottom sealing strip
CN205477275U (en) * 2016-01-04 2016-08-17 浙江富新工贸有限公司 Door end self sealing structure
CN207892496U (en) * 2018-01-08 2018-09-21 王力安防科技股份有限公司 A kind of bottom sealing device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108868462A (en) * 2018-08-29 2018-11-23 鹤山天山金属材料制品有限公司 A kind of automatic water proof and dust proof threshold
CN108868462B (en) * 2018-08-29 2024-05-28 鹤山天山金属材料制品有限公司 Automatic waterproof dustproof threshold
CN109681106A (en) * 2018-11-26 2019-04-26 北京闼闼同创工贸有限公司 A kind of door body, door lock and sealing device
CN109681106B (en) * 2018-11-26 2020-08-04 北京闼闼同创工贸有限公司 Door body, door lock and sealing device
CN112610127A (en) * 2020-12-14 2021-04-06 欧恩科(北京)自动门科技有限公司 Sealing device for airtight door

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