CN209384931U - A kind of finger folding door - Google Patents

Abstract

The utility model provides a kind of finger folding door, including rhone, water fender and separation net；The rhone is enclosed by the first side plate, bottom plate and the second side plate；The water fender is connect by the third mounting platform with second side plate；The arc-shaped structure of the global sections of the water fender is simultaneously bent outwardly, and top is equipped with aduncate groove；The separation net is set between first mounting platform and second mounting platform, and the separation net and second side plate form funnel-shaped structure；The utility model is provided with rhone and separation net, and the impurity adulterated in rainwater keeps off outside separation net and flows into rhone, avoids can not be successfully discharge because rhone blocks；By the way that sundries clearing apparatus is arranged, the sundries on separation net can be removed, blocking is reduced, promotes drainage efficiency；The utility model stable structure, is connected firmly, and drainage performance is high.

Description

A kind of finger folding door

Technical field

The utility model relates to a kind of folding door technical fields, more specifically, in particular to a kind of finger folding door.

Background technique

Common Foldable door and window is can be hinged by fanning with Folding wing more, and the on and off of Foldable door and window is It is realized by the folding or opening of multiple leaf door fan.Since folding door can all fold up door leaf, provided for user One more roomy inlet/outlet space, therefore more and more families use folding door in places such as balcony, outdoor parlors.

Since the function that folding door door body is larger and has folding is leaned on during closing door when other people stretch out one's hand When nearly folding door, it is easy to clip to other people hand, especially child at the folding position of hardware hinge, hand is more carefully easier to stretch Into in gap, body is damaged.It, even can handle grip when serious once very big pain will be brought to other people by clipping to It is disconnected.

In order to avoid the generation of above-mentioned phenomenon, existing folding door is usually when folding door is designed to opening and closing between door leaf Gap it is larger, will not be clipped broken hand folding, but this design leakproofness is poor, and aesthetic appearance is poor.Folding door also Soft material is set between adjacent hardware hinge or other block pieces that can prevent hand from entering, such attachment device majority are adopted It fixes in the method for paste, for a long time using being easy to fall off.

For existing folding door existing security risk in use, a kind of folding of finger design must be provided by having Folded door.

Utility model content

The utility model provides a kind of finger folding door, to solve security risk mentioned above in the background art.

To achieve the above object, the utility model provides the following technical solutions: a kind of finger folding door, including at least two The center pillar of foldable door leaf described in the foldable door leaf of piece, the adjacent two panels of connection and it is set to the foldable door leaf and the center pillar Between adhesive tape group；

Foldable door leaf described in two panels is respectively left-hand door fan and right door leaf；The structure phase of the left-hand door fan and the right door leaf Together, and the center pillar two sides are symmetrically set in；Pass through metal hinge connection between the left-hand door fan and the center pillar；The left-hand door fan Including upper door leaf and lower door leaf；The bottom of the upper door leaf is equipped with the first heat-insulated groove and the second heat-insulated groove, the lower door leaf Top be equipped with the heat-insulated groove of third and the 4th heat-insulated groove；It is set between the first heat-insulated groove and the heat-insulated groove of the third There is the first C-shaped heat insulating strip, I type heat insulating strip is equipped between the second heat-insulated groove and the 4th heat-insulated groove；It is described to visit It is connected between fan and the lower door leaf by the first C-shaped heat insulating strip and the I type heat insulating strip；In the right side of the upper door leaf Equipped with the first card slot, the right side of the lower door leaf is equipped with the second card slot；

The middle line of the center pillar is symmetry axis, and the structure that the center pillar is located at the symmetry axis two sides is identical；The center pillar Including lid and cylinder, it is equipped with the 5th heat-insulated groove and the 6th heat-insulated groove below the lid, the is equipped at the top of the cylinder Seven heat-insulated grooves and the 8th heat-insulated groove；Between the 5th heat-insulated groove and the 7th heat-insulated groove be equipped with the second C-shaped every Hot item is equipped with third C-shaped heat insulating strip between the 6th heat-insulated groove and the 8th heat-insulated groove；The lid and the column It is connected between body by the second C-shaped heat insulating strip and the third C-shaped heat insulating strip；Third card is equipped in the left side of the lid Slot；It encloses and sets into the 4th card slot jointly on the left of the lid lower left, the cylinder upper left side and the second C-shaped heat insulating strip； The left side of the cylinder is equipped with the 5th card slot and the 6th card slot；

The adhesive tape group includes left adhesive tape group and right adhesive tape group, and the left adhesive tape group and the right adhesive tape structure are identical and right Claim to be set to the center pillar two sides；The left adhesive tape group includes the first adhesive tape, the second adhesive tape, third adhesive tape and the 4th adhesive tape；Institute It states and is flushed at the top of the first adhesive tape with the upper door leaf, left side is equipped with the first clamping item, and right side is equipped with support block curved in arc；It is described First clamping item is inserted into first card slot, and it is fan-shaped cavity structure that cross section is equipped with inside Yu Suoshu support block；Described Two adhesive tape are solid construction, and left side is equipped with the second clamping item, and right side is equipped with taper convex block；The second clamping article insertion described the In two draw-in groove；The left side of the third adhesive tape is equipped with arc groove corresponding with support block matching, and right side is clamped equipped with third Item and the first cassette tape, inside are equipped with the first cavity and the second cavity；The arc groove leans with the support block, the third It is clamped item to be inserted into the third card slot, first cassette tape is inserted into the 4th card slot, is set inside the first cassette tape of Yu Suoshu There are two the cavity structure that cross section is rectangle, the bottom edge of first cavity and second cavity, which is respectively equipped with, to raise upward The first gauffer portion and the second gauffer portion；The left side of 4th adhesive tape is equipped with convex with the corresponding round end of the taper convex block matching Block, right side are equipped with the second cassette tape and the 4th clamping article, and inside is equipped with third cavity and the 4th cavity；The round end convex block with it is described Taper convex block leans, and second cassette tape is inserted into the 5th card slot, the 4th clamping article insertion the 6th card slot In, the cavity structure that two cross sections are rectangle is additionally provided with inside the second cassette tape of Yu Suoshu；The third cavity and the described 4th Downwardly projecting third gauffer portion and the 4th gauffer portion are respectively equipped at the top of cavity.

Preferably,

It is equipped with the first installation groove on the right side of the I type heat insulating strip, is set on the left of the center pillar corresponding with the first installation groove The second installation groove；Two pieces of metal mounting plates are inserted into respectively in first installation groove and second installation groove, institute The both ends for stating metal hinge are fixedly connected with two pieces of metal mounting plates respectively by self-tapping screw.

Preferably,

Gap between the left-hand door fan and the center pillar is greater than 15mm.

Preferably,

The first C-shaped heat insulating strip, the second C-shaped heat insulating strip, the third C-shaped heat insulating strip and the I type heat insulating strip It is nylon insulated rubber strip.

Preferably,

The color of the adhesive tape group is identical as the border color of the foldable door leaf.

Preferably,

First adhesive tape, the second adhesive tape, the third adhesive tape and the 4th adhesive tape are integrally formed adhesive tape；

First adhesive tape, the second adhesive tape, the third adhesive tape and the 4th adhesive tape are made of ethylene propylene diene rubber.

Compared with prior art, the utility model has the beneficial effects that by above-mentioned design, in adjacent two panels collapsible gate Interior setting adhesive tape group between fan and center pillar, due to adhesive tape group flexibility with higher, from soft fluffy state to compaction state Change distance there are certain gaps, even if finger is put in gap during shutdown, finger under the clamping of adhesive tape group, Will not be by too major injury, and adhesive tape group blocks the gap between foldable door leaf and center pillar, enhances folding door Sealing performance；It is connect by adhesive tape group with center pillar between the adjacent foldable door leaf of two panels, adhesive tape group plays buffer function, Neng Gou great Noise and reduction when the earth reduces sliding door leaf shake；In addition, adhesive tape group be embedded in by way of grafting foldable door leaf and Center pillar firmly installs not easily to fall off.The utility model structure is simple, firmly installs, and protective performance is excellent, connects between Folding wing Close, sealing performance height is connect, muting function is good.

Detailed description of the invention

Fig. 1 is the structure chart of finger folding door in the utility model embodiment；

Fig. 2 is the left-hand door fan structure figure of finger folding door in the utility model embodiment；

Fig. 3 is the centre-pillar structure figure of finger folding door in the utility model embodiment；

Fig. 4 is the adhesive tape group structure chart of finger folding door in the utility model embodiment；

In Fig. 1 to Fig. 4, the corresponding relationship of component names and accompanying drawing number are as follows:

1-- left-hand door fan, the upper door leaf of 11--, the heat-insulated groove of 111-- first, the heat-insulated groove of 112-- second, 113-- first block Door leaf under slot, 12--, the heat-insulated groove of 121-- third, the heat-insulated groove of 122-- the 4th, the second card slot of 123--, the first C-shaped of 13-- every Hot article, 14--I type heat insulating strip, the right door leaf of 2--, 3-- center pillar, 31-- lid, the heat-insulated groove of 311-- the 5th, 312-- the 6th every Hot groove, 313-- third card slot, 32-- cylinder, the heat-insulated groove of 321-- the 7th, the heat-insulated groove of 322-- the 8th, 323-- the 5th block Slot, the 6th card slot of 324--, the second C-shaped of 33-- heat insulating strip, 34-- third C-shaped heat insulating strip, the 4th card slot of 35--, 4-- adhesive tape group, The first adhesive tape of 41--, 411-- first are clamped item, and 412-- support block, the second adhesive tape of 42--, 421-- second are clamped item, 422-- cone Shape convex block, 43-- third adhesive tape, 431-- arc groove, 432-- third clamping item, the first cassette tape of 433--, 434-- first are empty Chamber, the second cavity of 435--, the first gauffer of 436-- portion, the second gauffer of 437-- portion, the 4th adhesive tape of 44--, 441-- round end are convex Block, the second cassette tape of 442--, the clamping article of 443-- the 4th, 444-- third cavity, the 4th cavity of 445--, 446-- third gauffer Portion, the 4th gauffer portion 447--, 5- metal hinge.

Specific embodiment

The embodiments of the present invention is described in further detail with reference to the accompanying drawings and examples.Following embodiment For illustrating the utility model, but cannot be used to limit the scope of the utility model.

In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more；Term The orientation of the instructions such as "upper", "lower", "left", "right", "inner", "outside", " front end ", " rear end ", " head ", " tail portion " or position are closed System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot It is construed as a limitation of the present invention.In addition, term " first ", " second ", " third " etc. are used for description purposes only, and cannot It is interpreted as indication or suggestion relative importance.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " phase Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, it can also be indirectly connected through an intermediary.For this For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.

Please refer to figs. 1 to 4, and Fig. 1 is the structure chart of finger folding door in the utility model embodiment, and Fig. 2 is this reality With the left-hand door fan structure figure of finger folding door in new embodiment, Fig. 3 is finger folding door in the utility model embodiment Centre-pillar structure figure, Fig. 4 be the utility model embodiment in finger folding door adhesive tape group structure chart.

The utility model provides a kind of finger folding door, including at least foldable door leaf of two panels, the adjacent two panels of connection The center pillar 3 of the foldable door leaf and the adhesive tape group 4 between the foldable door leaf and the center pillar；

Foldable door leaf described in two panels is respectively left-hand door fan 1 and right door leaf 2；The knot of the left-hand door fan 1 and the right door leaf 2 Structure is identical, and is symmetrically set in 3 two sides of center pillar；It is connected between the left-hand door fan 1 and the center pillar 3 by metal hinge 5；Institute Stating left-hand door fan 1 includes upper door leaf 11 and lower door leaf 12；The bottom of the upper door leaf 11 is equipped with the first heat-insulated groove 111 and second The top of heat-insulated groove 112, the lower door leaf 12 is equipped with the heat-insulated groove 121 of third and the 4th heat-insulated groove 122；Described first every The first C-shaped heat insulating strip 13, the second heat-insulated groove 112 and institute are equipped between hot groove 111 and the heat-insulated groove 121 of the third It states and is equipped with I type heat insulating strip 14 between the 4th heat-insulated groove 122；Pass through described the between the upper door leaf 11 and the lower door leaf 12 One C-shaped heat insulating strip 13 and the I type heat insulating strip 14 connection；It is equipped with the first card slot 113 in the right side of the upper door leaf 11, it is described The right side of lower door leaf is equipped with the second card slot 123；

The middle line of the center pillar 3 is symmetry axis, and the structure that the center pillar 3 is located at the symmetry axis two sides is identical；In described Column 3 includes lid 31 and cylinder 32, and the 5th heat-insulated groove 311 and the 6th heat-insulated groove 312 are equipped with below the lid 31, described The 7th heat-insulated groove 321 and the 8th heat-insulated groove 322 are equipped at the top of cylinder 32；The 5th heat-insulated groove 311 and the described 7th The second C-shaped heat insulating strip 33, the 6th heat-insulated groove 312 and the 8th heat-insulated groove 322 are equipped between heat-insulated groove 321 Between be equipped with third C-shaped heat insulating strip 34；Pass through the second C-shaped heat insulating strip 33 and institute between the lid 31 and the cylinder 32 State the connection of third C-shaped heat insulating strip 34；Third card slot 313 is equipped in the left side of the lid 31；It is 31 lower left of lid, described 32 upper left side of cylinder and 33 left side of the second C-shaped heat insulating strip are enclosed jointly and are set into the 4th card slot 35；The left side of the cylinder 32 Equipped with the 5th card slot 323 and the 6th card slot 324；

The adhesive tape group 4 includes left adhesive tape group and right adhesive tape group, and the left adhesive tape group and the right adhesive tape structure are identical simultaneously It is symmetrically set in 3 two sides of center pillar；The left adhesive tape group includes the first adhesive tape 41, the second adhesive tape 42, third adhesive tape 43 and Four adhesive tape 44；First adhesive tape, 41 top is flushed with the upper door leaf 11, and left side is equipped with the first clamping item 411, and right side is equipped with Curved support block 412 in arc；The first clamping item 411 is inserted into first card slot 113, is set inside Yu Suoshu support block 412 Having cross section is fan-shaped cavity structure；Second adhesive tape 42 is solid construction, and left side is equipped with the second clamping item 421, right side Equipped with taper convex block 422；The second clamping item 421 is inserted into second card slot 123；The left side of the third adhesive tape 43 is set Have and match corresponding arc groove 431 with the support block 412, right side is equipped with third clamping item 432 and the first cassette tape 433, internal Equipped with the first cavity 434 and the second cavity 435；The arc groove 431 leans with the support block 412, the third clamping Item 432 is inserted into the third card slot 313, and first cassette tape 433 is inserted into the 4th card slot 35, and Yu Suoshu first blocks With setting that there are two cross sections inside 433 as the cavity structure of rectangle, the bottom of first cavity 434 and second cavity 435 While being respectively equipped with the first gauffer portion 436 and the second gauffer portion 437 to raise upward；The left side of 4th adhesive tape 44 is equipped with and institute It states taper convex block 422 and matches corresponding round end convex block 441, right side is equipped with the second cassette tape 442 and the 4th clamping article 443, and inside is set There are third cavity 444 and the 4th cavity 445；The round end convex block 441 leans with the taper convex block 422, second card Band 442 is inserted into the 5th card slot 323, and the 4th clamping article 443 is inserted into the 6th card slot 324, Yu Suoshu second The cavity structure that two cross sections are rectangle is additionally provided with inside cassette tape 442；The third cavity 444 and the 4th cavity 445 Top be respectively equipped with downwardly projecting third gauffer portion 446 and the 4th gauffer portion 447.

Foldable door leaf includes left-hand door fan 1 and right door leaf 2, between left-hand door fan 1 and center pillar 3, between right door leaf 2 and center pillar 3 Connection structure it is identical, in the embodiments of the present invention, by left-hand door fan 2 and center pillar 3 between connection structure for describe: It is designed between left-hand door fan 1 and center pillar 3 using bridge cut-off.Door leaf and connector are mostly aluminum alloy material, aluminium alloy heat loss through conduction at present Fastly, heat extraneous when hot weather imports rapidly interior, and heat is lost rapidly in room when weather cold, and is not met energy conservation and wanted It asks.Using the left-hand door fan 1 and center pillar 3 of bridge cut-off design, by designing heat-insulated groove and heat insulating strip, penetrated among heat-insulated groove every Hot item, aluminum profile is disconnected to form bridge cut-off, effectively prevents the conduction of heat, and energy-saving effect is significant, a large amount of to save heating and refrigeration Expense, while also having good air-tightness and watertightness.The interior setting adhesive tape group 4 between left-hand door fan 1 and center pillar 3, due to glue The flexibility with higher of item group 4, and many places hollow cavity is set among adhesive tape, sealing, sound insulation effect are played in normal state Fruit, being capable of rapid compressional deformation when clipping to finger.Variation distance of the adhesive tape from soft fluffy state to compaction state exists certain Gap, even if finger is put in gap during shutdown, finger, will not be by too big wound under the clamping of adhesive tape group Evil.In addition, adhesive tape group 4 is embedded in left-hand door fan 1 and center pillar 3 by way of grafting, firmly install not easily to fall off.The utility model knot Structure is simple, firmly installs, and protective performance is excellent, is completely embedded between Folding wing, and sealing performance is high, and muting function is good.In addition, By the way that the gauffer portion of irregular protrusion is arranged inside adhesive tape, when finger, which is misplaced, fans the gap between 1 and center pillar into left-hand door, glue Item can be deformed along gauffer portion rapidly inwardly when being squeezed, and be played a protective role.

Preferably,

It is equipped with the first installation groove on the right side of the I type heat insulating strip 14, is set to and the first installation groove pair on the left of the center pillar 3 The second installation groove answered；Two pieces of metal mounting plates are inserted into respectively in first installation groove and second installation groove, The both ends of the metal hinge 5 are fixedly connected with two pieces of metal mounting plates respectively by self-tapping screw.

Preferably,

Gap between the left-hand door fan 1 and the center pillar 3 is greater than 15mm, described in the embodiments of the present invention Gap between left-hand door fan 1 and center pillar 3 is greater than the thickness of adult finger, and clamp hand is avoided to damage.

Preferably,

The first C-shaped heat insulating strip 13, the second C-shaped heat insulating strip 33, the third C-shaped heat insulating strip 34 and the I type Heat insulating strip 14 is nylon insulated rubber strip.

Preferably,

The color of the adhesive tape group 4 is identical as the border color of the foldable door leaf, sealing joint strip currently on the market Mostly black and grey, folding door is not beautiful enough after installation, sets identical as folding door frame for the color of adhesive tape group 4 Color, be allowed to be consistent, promoted aesthetics.

Preferably,

First adhesive tape 41, the second adhesive tape 42, the third adhesive tape 43 and the 4th adhesive tape 44 are integrally formed Adhesive tape；

First adhesive tape 41, the second adhesive tape 42, the third adhesive tape 43 and the 4th adhesive tape 44 are by EPDM Rubber is made.

Compared with prior art, the utility model has the beneficial effects that by above-mentioned design, in adjacent two panels collapsible gate Interior setting adhesive tape group between fan and center pillar, due to the flexibility with higher of adhesive tape group 4, from soft fluffy state to compaction state Changing distance, there are certain gaps, even if finger is put in gap during shutdown, clamping of the finger in adhesive tape group 4 Under, it will not be by too major injury, and adhesive tape group 4 blocks the gap between foldable door leaf and center pillar 3, enhances folding The sealing performance of door；It is connect by adhesive tape group 4 with center pillar 3 between the adjacent foldable door leaf of two panels, adhesive tape group 3 plays buffering and makees With noise and reduction when can greatly reduce sliding door leaf shake；In addition, be embedded in by way of grafting can for adhesive tape group 4 Folding wing and center pillar 3, firmly install not easily to fall off.The utility model structure is simple, firmly installs, and protective performance is excellent, folding It is completely embedded between folded door leaf, sealing performance is high, and muting function is good.

The embodiments of the present invention are given for the purpose of illustration and description, and are not exhaustively or to incite somebody to action The utility model is limited to disclosed form.Many modifications and variations are aobvious and easy for the ordinary skill in the art See.Embodiment was chosen and described in order to better illustrate the principle and practical application of the utility model, and makes this field Those of ordinary skill it will be appreciated that the utility model to designing various embodiments suitable for specific applications with various modifications.

Claims (6)

1. a kind of finger folding door, it is characterised in that: including that can be rolled over described in the foldable door leaf of at least two panels, the adjacent two panels of connection The center pillar of folded door leaf and the adhesive tape group between the foldable door leaf and the center pillar；

Foldable door leaf described in two panels is respectively left-hand door fan and right door leaf；The structure of the left-hand door fan and the right door leaf is identical, And it is symmetrically set in the center pillar two sides；Pass through metal hinge connection between the left-hand door fan and the center pillar；The left-hand door fan packet Include door leaf and lower door leaf；The bottom of the upper door leaf is equipped with the first heat-insulated groove and the second heat-insulated groove, the lower door leaf Top is equipped with the heat-insulated groove of third and the 4th heat-insulated groove；It is equipped between the first heat-insulated groove and the heat-insulated groove of the third First C-shaped heat insulating strip is equipped with I type heat insulating strip between the second heat-insulated groove and the 4th heat-insulated groove；The upper door leaf It is connect between the lower door leaf by the first C-shaped heat insulating strip and the I type heat insulating strip；It is set on the right side of the upper door leaf There is the first card slot, the right side of the lower door leaf is equipped with the second card slot；

The middle line of the center pillar is symmetry axis, and the structure that the center pillar is located at the symmetry axis two sides is identical；The center pillar includes Lid and cylinder are equipped with the 5th heat-insulated groove and the 6th heat-insulated groove below the lid, be equipped at the top of the cylinder the 7th every Hot groove and the 8th heat-insulated groove；The second C-shaped heat insulating strip is equipped between the 5th heat-insulated groove and the 7th heat-insulated groove, Third C-shaped heat insulating strip is equipped between the 6th heat-insulated groove and the 8th heat-insulated groove；The lid and the cylinder it Between pass through the second C-shaped heat insulating strip and the third C-shaped heat insulating strip connection；Third card slot is equipped in the left side of the lid； It encloses and sets into the 4th card slot jointly on the left of the lid lower left, the cylinder upper left side and the second C-shaped heat insulating strip；It is described The left side of cylinder is equipped with the 5th card slot and the 6th card slot；

The adhesive tape group includes left adhesive tape group and right adhesive tape group, and the left adhesive tape group and the right adhesive tape structure are identical and symmetrically set In the center pillar two sides；The left adhesive tape group includes the first adhesive tape, the second adhesive tape, third adhesive tape and the 4th adhesive tape；Described It is flushed at the top of one adhesive tape with the upper door leaf, left side is equipped with the first clamping item, and right side is equipped with support block curved in arc；Described first It is clamped item to be inserted into first card slot, it is fan-shaped cavity structure that cross section is equipped with inside Yu Suoshu support block；Second glue Item is solid construction, and left side is equipped with the second clamping item, and right side is equipped with taper convex block；Second clamping item insertion, second card In slot；The left side of the third adhesive tape be equipped with arc groove corresponding with support block matching, right side be equipped with third clamping item with First cassette tape, inside are equipped with the first cavity and the second cavity；The arc groove leans with the support block, the third clamping Item is inserted into the third card slot, and first cassette tape is inserted into the 4th card slot, and two are equipped with inside the first cassette tape of Yu Suoshu A cross section is the cavity structure of rectangle, and the bottom edge of first cavity and second cavity is respectively equipped with the to raise upward One gauffer portion and the second gauffer portion；The left side of 4th adhesive tape is equipped with round end convex block corresponding with the taper convex block matching, Right side is equipped with the second cassette tape and the 4th clamping article, and inside is equipped with third cavity and the 4th cavity；The round end convex block and the cone Shape convex block leans, and second cassette tape is inserted into the 5th card slot, in the 4th clamping article insertion the 6th card slot, The cavity structure that two cross sections are rectangle is additionally provided with inside second cassette tape；The third cavity and the 4th cavity Top be respectively equipped with downwardly projecting third gauffer portion and the 4th gauffer portion.

2. finger folding door according to claim 1, which is characterized in that

It is equipped with the first installation groove on the right side of the I type heat insulating strip, corresponding with the first installation groove the is set on the left of the center pillar Two installation grooves；Two pieces of metal mounting plates are inserted into respectively in first installation groove and second installation groove, the gold The both ends for belonging to hinge are fixedly connected with two pieces of metal mounting plates respectively by self-tapping screw.

3. finger folding door according to claim 1, which is characterized in that

Gap between the left-hand door fan and the center pillar is greater than 15mm.

4. finger folding door according to claim 1, which is characterized in that

The first C-shaped heat insulating strip, the second C-shaped heat insulating strip, the third C-shaped heat insulating strip and the I type heat insulating strip are Nylon insulated rubber strip.

5. finger folding door according to claim 1, which is characterized in that

The color of the adhesive tape group is identical as the border color of the foldable door leaf.

6. finger folding door according to claim 1, which is characterized in that

First adhesive tape, the second adhesive tape, the third adhesive tape and the 4th adhesive tape are integrally formed adhesive tape；

First adhesive tape, the second adhesive tape, the third adhesive tape and the 4th adhesive tape are made of ethylene propylene diene rubber.