CN115142781A

CN115142781A - Garage door with regulatory function

Info

Publication number: CN115142781A
Application number: CN202210709845.2A
Authority: CN
Inventors: 陈思妤; 干勐俊; 陈斌
Original assignee: Ningbo Jinchang Electromechanical Technology Co ltd
Current assignee: Ningbo Jinchang Electromechanical Technology Co ltd
Priority date: 2022-06-22
Filing date: 2022-06-22
Publication date: 2022-10-04

Abstract

The invention relates to the technical field of garages, in particular to a garage door with an adjusting function, which comprises a rack and a garage door, wherein the rack is provided with a left side and a right side; the supporting frame is divided into a first sliding support and a first connecting block, a sliding groove and a reinforcing rib are arranged in the first sliding support, a first threaded hole is formed in the first sliding support, and a first guide rail and a second threaded hole are formed in the first connecting block. It is convenient for it to process through dividing into two first sliding support that constitute by U shaped steel with braced frame, later set up on same horizontal plane and make the two carry out the hollow L shape of perpendicular formation handing-over department through two first sliding support, be connected and make the first guide rail on it be connected the garage door of being convenient for and slide with the sliding tray on two first sliding support through first connecting block and two first sliding support at last, U shaped steel is then for increasing first sliding support's supporting effect, strengthen first connecting block and two first sliding support's connection effect through first screw hole and second screw hole simultaneously.

Description

Garage door with regulatory function

Technical Field

The invention relates to the technical field of garages, in particular to a garage door with an adjusting function.

Background

The garage door is a common facility of an enterprise and is suitable for a commercial door surface and the like, and the common garage door mainly comprises a remote control garage door, an electric garage door and a manual garage door. Wherein, the remote control, the induction and the electric drive can be commonly called as an automatic garage door. The primary difference between manual garage doors and automatic garage doors is the lack of a motor. Automatic garage doors are mainly classified into: a flap garage door and a roller shutter garage door. Especially, the door opening is large, and the place where the ground door body is inconvenient to install can be conveniently and quickly opened.

An adjustable garage door wheeled support is disclosed in patent No. CN202121223142.6, which can be adjusted by a motor to a different garage and garage door, and can enhance the supporting effect and the stability of the garage door by making the supporting frames into a telescopic structure, but the existing rolling garage door is generally made to be a rolling garage door without being stacked together by making the supporting frames at both sides into an L-shape for structural stability, thereby reducing the safety hazard, but the existing L-shaped supporting frames are generally inconvenient to carry and manufacture in one piece.

Disclosure of Invention

In view of the above, there is a need for a garage door with an adjustment function that addresses the problems of the prior art.

In order to solve the problems of the prior art, the invention adopts the technical scheme that:

a garage door with an adjusting function comprises a rack and a garage door; be provided with a braced frame respectively with the both sides of garage door in the frame, braced frame and garage door sliding connection, braced frame divide into two first sliding support that constitute by U shaped steel and connect two first sliding support's first connecting block, two first sliding support by on same horizontal plane and two sliding support are perpendicular, two first sliding support are inside all to be provided with a sliding tray and a strengthening rib, the both ends that two first sliding support are close to the side of strengthening rib are provided with a plurality of evenly distributed's first screw hole respectively, first connecting block sets up between two first sliding support and first connecting block is inside to be provided with and is curved first guide rail, the both ends of first guide rail are laminated respectively with the sliding tray on two first sliding support and be provided with the second screw hole the same with first screw hole quantity and one-to-one on it.

Preferably, the other end of each first sliding support is provided with a joint piece that is fixedly connected with the first sliding support and is laminated, the one end that first sliding support was kept away from to the joint piece is provided with the extension chain articulated with the joint piece, and the extension chain comprises a plurality of articulated extension pieces of each other, all is provided with the second guide rail with the sliding tray laminating on joint piece and the extension piece.

Preferably, the one end of every extension piece all is provided with the draw-in groove, the upper and lower both ends of every draw-in groove are provided with a first threaded rod respectively, two coaxial settings of first threaded rod leave the cavity between two first threaded rods, the other end of every extension piece is located and is provided with the second connecting block on the cavity that forms between two first threaded rods, the upper and lower both ends of second connecting block are provided with a slidable internal thread section of thick bamboo respectively, two internal thread sections of thick bamboo are corresponding with two first threaded rods respectively, be provided with a plurality of evenly distributed's first depressed part on two internal thread sections of thick bamboo, be provided with a plurality of evenly distributed's first bellying in the first depressed part.

Preferably, the one end of joint piece and every extension piece all is provided with one and is the first slot of quarter circular shape, is provided with a plurality of evenly distributed's third screw hole on the first slot, and the other end of every extension piece is provided with the first bolt that corresponds with first slot, is provided with the fourth screw hole the same with third screw hole quantity and one-to-one on the first bolt.

Preferably, still be provided with a joint support that comprises H shaped steel on every first sliding support, joint support and first sliding support fixed connection, the extension of first sliding support is kept away from to the one end of joint support, joint support parcel live the extension chain and with the upper and lower both ends laminating of extension chain.

Preferably, a plurality of uniformly distributed extension pull rods are further arranged between the two clamping supports, and the extension pull rods are divided into two groups and are respectively arranged at the upper end and the lower end of each of the two clamping supports.

Preferably, the two ends of the extension pull rod are respectively provided with a plurality of uniformly distributed second bolts, and the two clamping supports are provided with second slots which are the same in number and correspond to the second bolts one to one.

Preferably, the clamping support is provided with a plurality of uniformly distributed first through holes, bolts penetrate through the first through holes, one ends of the bolts are located above the clamping support, gaskets which are penetrated by the bolts are further arranged on the clamping support, the middle of the extension pull rod is further provided with a plurality of second protruding portions which extend upwards and are uniformly distributed, the second protruding portions are two groups, the top end of each group is provided with a connecting sheet, and each connecting sheet is provided with a plurality of uniformly distributed second through holes.

Preferably, the first connecting block is composed of a fixed cover plate and two clamping cover plates, grooves connected with the two first sliding supports are formed in the two ends of the fixed cover plate, a plurality of third slots which are evenly distributed are further formed in the fixed cover plate, and third bolts which are the same in number as the third slots and correspond to the third slots one to one are arranged on the two clamping cover plates.

Preferably, the two first sliding supports at the bottom ends are also provided with clamping bases, and the bottom end areas of the clamping bases are larger than those of the first sliding supports and are connected with the bottom ends of the first sliding supports.

Compared with the prior art, the beneficial effect of this application is:

1. the invention provides a garage door with an adjusting function, which is characterized in that two support frames are slidably connected with the garage door to facilitate sliding of the garage door, then the support frames are divided into two first sliding supports composed of U-shaped steel to facilitate processing of the garage door, then the two first sliding supports are arranged on the same horizontal plane and are vertically arranged to form a hollow L shape at a joint, finally, the two first sliding supports are connected with first connecting blocks, arc first guide rails on the first sliding supports are connected with sliding grooves on the two first sliding supports to facilitate sliding of the garage door, the U-shaped steel is used for increasing the supporting effect of the first sliding supports, and meanwhile, the first connecting blocks and the two first sliding supports are connected through first threaded holes and second threaded holes.

2. The garage door with the adjusting function is characterized in that the other end of each first sliding support is provided with a clamping block fixedly connected and attached to the first sliding support, one end of each clamping block far away from the first sliding support is provided with an extension chain hinged to the clamping block, the number of the extending blocks attached to the clamping blocks is adjusted according to requirements by moving the extension blocks, and therefore the garage door with the adjusting function can be conveniently adapted to garage doors with different lengths. The second guide rail that all is provided with on joint piece and the extension piece with the sliding tray laminating then is the garage door of being convenient for and slides on the extension piece.

3. The garage door with the adjusting function provided by the invention has the advantages that the second connecting block on the other extending block is inserted between the two first threaded rods in the clamping groove, then the internal thread cylinders arranged at the upper end and the lower end of the second connecting block are moved upwards to be connected with the two first threaded rods, and the first concave part is used for providing a grabbing pad for a hand, and the first convex part is used for increasing friction force to prevent the hand from sliding.

4. According to the garage door with the adjusting function, the first inserting grooves are formed in the clamping blocks and one ends of the extending blocks, the first inserting pins corresponding to the first inserting grooves are arranged at the other ends of the extending blocks, so that the clamping blocks and the extending blocks can be connected conveniently, meanwhile, the first inserting grooves and the first inserting pins can also be used for strengthening the supporting effect between the clamping blocks and the extending blocks, and the third threaded holes and the fourth threaded holes are used for facilitating clamping and strengthening the connecting effect between the science and technology blocks and the extending blocks.

5. The garage door with the adjusting function is fixedly connected with the first sliding support through the clamping support formed by the H-shaped steel, and the other end of the clamping support is wrapped on the upper end and the lower end of the extension chain so as to support the extension chain and prevent the extension chain from inclining or being damaged due to the fact that the tail end of the extension chain is too heavy.

6. The garage door with the adjusting function is convenient for adjusting the distance between two supporting frames by arranging the plurality of uniformly distributed extension pull rods on the clamping brackets, and then is convenient for preventing the roller shutter door from accidentally falling by arranging the extension pull rods at the upper end and the lower end of the clamping brackets.

7. The garage door with the adjusting function is convenient for the two ends of the derivative pull rod to be respectively connected with the corresponding clamping brackets through the second bolt and the second slot.

8. The garage door with the adjusting function is connected with a wall surface at the top end by penetrating the bolt through the first through hole, then the clamping support is prevented from being directly attached to a roof by the gasket to cause the wall surface to be greatly damaged, and the second bulge part arranged on the middle part of the extension pull rod and the connecting sheet are connected with the wall surface again to prevent the extension pull rod from inclining or breaking from the middle due to gravity.

9. The garage door with the adjusting function is connected with a first sliding support through a fixed dry plate, and then a clamping cover plate is connected with the fixed cover plate through a third slot and a third bolt so as to be fixed on the first sliding support.

The garage door with the adjusting function is provided with the clamping base at the bottom end of the first sliding support, and then the supporting effect with the ground is enhanced by enabling the area of the bottom end of the clamping base to be larger than that of the bottom end of the first sliding support.

Drawings

FIG. 1 is a first perspective view of the present application;

fig. 2 is a partial enlarged view at a of fig. 1;

fig. 3 is a partial enlarged view at B of fig. 1;

fig. 4 is a partial enlarged view at C of fig. 1;

FIG. 5 is a second perspective view of the present application;

fig. 6 is a partial enlarged view at D of fig. 5;

fig. 7 is a partial enlarged view at E of fig. 5;

fig. 8 is a partial enlarged view at F of fig. 5;

FIG. 9 is a first exploded perspective view of a portion of the snap block and extension chain of the present application;

fig. 10 is a partial enlarged view at G of fig. 9;

FIG. 11 is an exploded perspective view of a portion of the snap block and extension chain of the present application

Fig. 12 is a partial enlarged view at H of fig. 11;

FIG. 13 is a first exploded perspective view of the first connecting block of the present application;

fig. 14 is a second exploded perspective view of the first connecting block of the present application;

the reference numbers in the figures are:

1-a support frame; 1 a-a first sliding support; 1a 1-sliding groove; 1a 2-reinforcing ribs; 1a 3-first threaded hole; 1 b-a first connection block; 1b1 — a first guide rail; 1b 2-a second threaded hole; 1b 3-a fixed cover plate; 1b 4-clamping a cover plate; 1b 5-grooves; 1b 6-third slot; 1b 7-a third bolt; 1 c-a clamping block; 1c 1-a second guide rail; 1c 2-first slot; 1c 3-a third threaded hole; 1 d-extension chain; 1d 1-extension block; 1d 2-card slot; 1d 3-first threaded rod; 1d 4-a second connecting block; 1d 5-an internal thread cylinder; 1d 6-first recess; 1d 7-first boss; 1d 8-a first bolt; 1d 9-fourth threaded hole; 1 e-clamping the bracket; 1e 1-extension rod; 1e 3-a second latch; 1e 4-a second slot; 1e 5-first via; 1e 6-bolt; 1e 7-a second boss; 1e 8-connecting sheet; 1e 9-second via; 1 f-a gasket; 1 g-clamping base.

Detailed Description

For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.

As shown in fig. 1 to 14, the present application provides:

a garage door with an adjusting function comprises a rack and a garage door; the support frame 1 is arranged on the rack and on two sides of the garage door respectively, the support frame 1 is connected with the garage door in a sliding manner, the support frame 1 is divided into two first sliding supports 1a formed by U-shaped steel and a first connecting block 1b connected with the two first sliding supports 1a, the two first sliding supports 1a are arranged on the same horizontal plane and are perpendicular to the two sliding supports, a sliding groove 1a1 and a reinforcing rib 1a2 are arranged inside the two first sliding supports 1a, two ends, close to the side face of the reinforcing rib 1a2, of the two first sliding supports 1a are respectively provided with a plurality of uniformly distributed first threaded holes 1a3, the first connecting block 1b is arranged between the two first sliding supports 1a and is internally provided with a first arc-shaped guide rail 1b1, two ends of the first guide rail 1b1 are respectively attached to the sliding grooves 1a1 on the two first sliding supports 1a, and second threaded holes 1b2 which are arranged on the first guide rail 1b 1a and correspond to the first threaded holes 1a3 in the same number and correspond to one another one.

Based on the above embodiments, the technical problem that the present application intends to solve is how to facilitate the transportation and manufacturing of the L-shaped support frame 1. For this purpose, as shown in fig. 1 to 14, the present application facilitates sliding of a garage door by slidably coupling two support frames 1 to the garage door, then facilitates machining of the garage door by dividing the support frames 1 into two first sliding brackets 1a formed of U-shaped steel, then facilitates sliding of the garage door by vertically forming a hollow L-shape at a junction by vertically arranging the two first sliding brackets 1a on the same horizontal plane and finally coupling the two first sliding brackets 1a with first guide rails 1b1 having an arc shape thereon and sliding grooves 1a1 on the two first sliding brackets 1a by first coupling blocks 1b, and the U-shaped steel is to increase a supporting effect of the first sliding brackets 1a and simultaneously enhance a coupling effect of the first coupling blocks 1b to the two first sliding brackets 1a by first screw holes 1a3 and second screw holes 1b2, it should be noted that the garage door is not shown in the prior art, and a roller is further provided to facilitate reduction of frictional force in the sliding grooves 1a of the two support frames 1 to facilitate sliding of the two first sliding brackets 1a, and a linear actuator is further provided in the garage door to facilitate sliding connection thereof, so that a linear actuator is not shown in the prior art.

Further:

the other end of every first sliding support 1a is provided with one and first sliding support 1a fixed connection and the joint piece 1c of laminating, and the one end that first sliding support 1a was kept away from to joint piece 1c is provided with and extends chain 1d with joint piece 1c articulated, and extension chain 1d comprises a plurality of articulated extension pieces 1d1 of each other, all is provided with the second guide rail 1c1 with the laminating of sliding tray 1a1 on joint piece 1c and the extension piece 1d 1.

Based on the above embodiments, the technical problem that the present application intends to solve is how to facilitate its adaptation to garage doors of different lengths. For this reason, as shown in fig. 1 and fig. 6, in the present application, a clamping block 1c fixedly connected and attached to the first sliding support 1a is disposed at the other end of each first sliding support 1a, an extension chain 1d hinged to the clamping block 1c is disposed at one end of each first sliding support 1a far away from the first sliding support 1a, and the extension block 1d1 is moved to adjust the number attached to the clamping block 1c according to requirements, so as to extend the garage door, the length of the first sliding support 1a is convenient to adapt to garage doors of different lengths, and the clamping block 1c and the extension block 1d1 are both provided with a second guide rail 1c1 attached to the sliding groove 1a1, so that the garage door can slide on the extension block 1d 1.

Further:

every one end that extends piece 1d1 all is provided with draw-in groove 1d2, every draw-in groove 1d 2's upper and lower both ends are provided with a first threaded rod 1d3 respectively, two first threaded rod 1d3 coaxial settings and leave the cavity between two first threaded rod 1d3, every other end that extends piece 1d1 is located and is provided with second connecting block 1d4 on the cavity that forms between two first threaded rod 1d3, the upper and lower both ends of second connecting block 1d4 are provided with a slidable internal thread section of thick bamboo 1d5 respectively, two internal thread section of thick bamboo 1d5 are corresponding with two first threaded rod 1d3 respectively, be provided with a plurality of evenly distributed's first depressed part 1d6 on two internal thread section of thick bamboos 1d5, be provided with a plurality of evenly distributed's first bellying 1d7 in the first depressed part 1d 6.

Based on the above-described embodiment, the technical problem that the present application intends to solve is how to detach the extension block 1d 1. For this purpose, as shown in fig. 9 to 12, the second connection block 1d4 of the second extension block 1d1 is inserted between the two first threaded rods 1d3 in the slot 1d2, and then the internal thread cylinder 1d5 is moved upward to connect the two first threaded rods 1d3 by moving the internal thread cylinders 1d5 disposed at the upper and lower ends of the second connection block 1d4, and the first protrusion 1d7 of the first recess 1d6 is used for providing a grip pad for a human hand to increase friction force to prevent the human hand from slipping.

Further:

the one end of joint piece 1c and every extension piece 1d1 all is provided with one and is the first slot 1c2 of quarter circular shape, is provided with a plurality of evenly distributed's third screw hole 1c4 on the first slot 1c2, and every extension piece 1d 1's the other end is provided with the first bolt 1d8 that corresponds with first slot 1c2, is provided with the fourth screw hole 1d9 the same with third screw hole 1c4 quantity and one-to-one on the first bolt 1d 8.

Based on the above embodiments, the technical problem to be solved by the present application is how to facilitate the connection between the clamping block 1c and the extending blocks 1d1 and the plurality of extending blocks 1d1 and the supporting effect. For this reason, as shown in fig. 9, in the present application, the first slot 1c2 is provided at one end of the clamping block 1c and the extension block 1d1, and the first pin 1d8 corresponding to the first slot 1c2 is provided at the other end of the extension block 1d1, so that the clamping block 1c is connected to the extension block 1d1, and the extension block 1d1 is connected to the extension block 1d1, and meanwhile, the first slot 1c2 and the first pin 1d8 can also facilitate enhancing the supporting effect therebetween, the third threaded hole 1c4 and the fourth threaded hole 1d9 facilitate clamping between the science and technology block and the extension block 1d1 to enhance the connecting effect, and it should be noted that the first sliding support 1a is provided with a plurality of uniformly distributed threaded holes to further enhance the connecting effect.

Further:

still be provided with a joint support 1e that comprises H shaped steel on every first sliding support 1a, joint support 1e and first sliding support 1a fixed connection, first sliding support 1a extension is kept away from to the one end of joint support 1e, and joint support 1e parcel live extension chain 1d and with the laminating of the upper and lower both ends of extension chain 1 d.

Based on the above-described embodiments, the technical problem that the present application intends to solve is how to enhance the supporting effect of the extension chain 1 d. For this purpose, as shown in fig. 1 and 5, the present application is configured such that a clamping bracket 1e made of H-shaped steel is fixedly connected to the first sliding bracket 1a, and the other end of the clamping bracket wraps the upper and lower ends of the extension chain 1d to support the extension chain 1d, thereby preventing the extension chain 1d from being inclined or damaged due to the excessive weight of the tail end.

Further:

a plurality of uniformly distributed extension pull rods 1e1 are further arranged between the two clamping brackets 1e, and the extension pull rods 1e1 are divided into two groups and are respectively arranged at the upper end and the lower end of each of the two clamping brackets 1 e.

Based on the above-described embodiments, the technical problem that the present application intends to solve is how to facilitate the adjustment of the distance between the two support frames 1. For this reason, as shown in fig. 1 and 5, the present application facilitates adjusting the distance between two support frames 1 by providing a plurality of evenly distributed extension rods 1e1 at one clamping bracket 1e, and then facilitates preventing the accidental drop of the roll door by providing the extension rods 1e1 at the upper and lower ends of the clamping bracket 1 e.

And further:

two ends of the extension pull rod 1e1 are respectively provided with a plurality of uniformly distributed second bolts 1e3, and two clamping brackets 1e are provided with second slots 1e4 which are the same as the second bolts 1e3 in number and correspond to one another.

Based on the above embodiments, the technical problem to be solved by the present application is how to enhance the connection effect between the clamping bracket 1e and the supporting frame 1. Therefore, as shown in fig. 2, in the present application, two ends of the derivative pull rod are respectively connected to the corresponding clamping brackets 1e through the second plug pin 1e3 and the second slot 1e4, it should be noted that two ends of the second slot 1e4 and the second plug pin 1e3 are respectively provided with a threaded hole so as to further enhance the connection effect therebetween, and each extension block 1d1 is also provided with the second slot 1e4 so as to facilitate the installation of the extension pull rod 1e1 thereon.

Further:

clamping support 1e is last to be provided with a plurality of evenly distributed's first through-hole 1e5, wear to be equipped with bolt 1e6 on the first through-hole 1e5, bolt 1e6 one end is located clamping support 1 e's top and still is provided with the gasket 1f that is passed by bolt 1e6 on clamping support 1e, the middle part that extends pull rod 1e1 still is provided with a plurality of upwards extensions and evenly distributed's second bellying 1e7, second bellying 1e7 divide into two sets ofly and the top of every group is provided with connection piece 1e8, be provided with a plurality of evenly distributed's second through-hole 1e9 on every connection piece 1e 8.

Based on the above-mentioned embodiments, the technical problem that the present application intends to solve is how to strengthen the effect of connecting the two supporting frames 1 and the extension stay 1e1 to the roof. For this reason, as shown in fig. 3 and 8, in the present application, a bolt 1e6 is inserted into the first through hole 1e5 to connect the bolt to the wall surface at the top end, and then the gasket 1f prevents the clamping bracket 1e from directly attaching to the gasket 1f and the roof, so that the wall surface is greatly damaged, and the second protruding portion 1e7 and the connecting piece 1e8 provided at the middle of the extension rod 1e1 are connected to the wall surface again to prevent the extension rod 1e1 from inclining or breaking from the middle due to gravity.

Further:

first connecting block 1b comprises two parts of fixed apron 1b3 and two joint apron 1b4 respectively, and the both ends of fixed apron 1b3 are provided with recess 1b5 of being connected with two first sliding support 1a, still are provided with a plurality of evenly distributed's third slot 1b6 on the fixed apron 1b3, are provided with on two joint apron 1b4 and cut the one-to-one third bolt 1b7 with the same quantity of third slot 1b 6.

Based on the above-described embodiments, the technical problem that the present application intends to solve is how to facilitate the installation of the first connection block 1 b. Therefore, as shown in fig. 13 and 14, in the present application, the fixing dry plate is connected to the first sliding bracket 1a, and then the clamping cover plate 1b4 is connected to the fixing cover plate 1b3 through the third slot 1b6 and the third pin 1b7 to be fixed to the first sliding bracket 1a, and it should be noted that the third slot 1b6 and the third pin 1b7 are further provided with a plurality of threaded holes to further enhance the connection effect.

Further:

still be provided with joint base 1g on two first sliding support 1a that are located the bottom, the bottom area of joint base 1g is greater than the bottom area of first sliding support 1a and is connected with first sliding support 1a bottom.

Based on the above embodiments, the technical problem to be solved by the present application is how to facilitate the connection of the first sliding bracket 1a with the bottom end of the ground. For this reason, as shown in fig. 7, the present application is provided with a clamping base 1g at the bottom end of the first sliding support 1a, and then the bottom end area of the clamping base 1g is larger than that of the first sliding support 1a, so as to enhance the supporting effect with the ground.

The above examples, which are intended to represent only one or more embodiments of the present invention, are described in greater detail and with greater particularity, and are not to be construed as limiting the scope of the invention. It should be noted that various changes and modifications can be made by those skilled in the art without departing from the spirit of the invention, and these changes and modifications are all within the scope of the invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A garage door with an adjusting function comprises a rack and a garage door; the method is characterized in that: the garage door comprises a rack, wherein two supporting frames (1) are respectively arranged on two sides of the rack and on the garage door, the supporting frames (1) are in sliding connection with the garage door, the supporting frames (1) are divided into two first sliding supports (1 a) formed by U-shaped steel and a first connecting block (1 b) connected with the two first sliding supports (1 a), the two first sliding supports (1 a) are arranged on the same horizontal plane and are perpendicular to the two first sliding supports (1 a), a sliding groove (1 a 1) and a reinforcing rib (1 a 2) are respectively arranged inside the two first sliding supports (1 a), two ends, close to the side face of the reinforcing rib (1 a 2), of the two first sliding supports (1 a) are respectively provided with a plurality of first threaded holes (1 a 3) which are uniformly distributed, the first connecting block (1 b) is arranged between the two first sliding supports (1 a), a first connecting block (1 b) is internally provided with first guide rails (1 b 1) which are arc-shaped, two ends of the first guide rails (1 b 1) are respectively in correspondence with the sliding grooves (1 a) on the two first sliding supports (1 a) and are provided with the first threaded holes (1 b) in the same number as the second threaded holes (1 b) and are provided with the first threaded holes (1 b) in one-to be in one-by one.

2. The garage door with the adjusting function according to claim 1, wherein the other end of each first sliding bracket (1 a) is provided with a clamping block (1 c) fixedly connected and attached to the first sliding bracket (1 a), one end of the clamping block (1 c) far away from the first sliding bracket (1 a) is provided with an extension chain (1 d) hinged to the clamping block (1 c), the extension chain (1 d) is composed of a plurality of mutually hinged extension blocks (1 d 1), and the clamping block (1 c) and the extension block (1 d 1) are provided with second guide rails (1 c 1) attached to the sliding grooves (1 a 1).

3. The garage door with the adjusting function as claimed in claim 2, wherein one end of each extension block (1 d 1) is provided with a slot (1 d 2), the upper end and the lower end of each slot (1 d 2) are respectively provided with a first threaded rod (1 d 3), the two first threaded rods (1 d 3) are coaxially arranged, a cavity is reserved between the two first threaded rods (1 d 3), the other end of each extension block (1 d 1) is positioned on the cavity formed between the two first threaded rods (1 d 3) and is provided with a second connecting block (1 d 4), the upper end and the lower end of the second connecting block (1 d 4) are respectively provided with a slidable internal threaded cylinder (1 d 5), the two internal threaded cylinders (1 d 5) respectively correspond to the two first threaded rods (1 d 3), the two internal threaded cylinders (1 d 5) are provided with a plurality of first concave parts (1 d 6) which are uniformly distributed, and the first concave parts (1 d 7) which are uniformly distributed are arranged in the first concave parts (1 d 6).

4. A garage door with adjusting function as claimed in claim 2, characterized in that the first slot (1 c 2) is formed at one end of the clamping block (1 c) and each extending block (1 d 1), the first slot (1 c 2) is provided with a plurality of evenly distributed third threaded holes (1 c 4), the other end of each extending block (1 d 1) is provided with a first bolt (1 d 8) corresponding to the first slot (1 c 2), and the first bolt (1 d 8) is provided with fourth threaded holes (1 d 9) which are the same in number as the third threaded holes (1 c 4) and are in one-to-one correspondence with the third threaded holes.

5. The garage door with the adjusting function according to claim 2, wherein each first sliding support (1 a) is further provided with a clamping support (1 e) formed by H-shaped steel, the clamping support (1 e) is fixedly connected with the first sliding support (1 a), one end of the clamping support (1 e) is far away from the first sliding support (1 a) to extend, and the clamping support (1 e) wraps the extension chain (1 d) and is attached to the upper end and the lower end of the extension chain (1 d).

6. The garage door with adjusting function as claimed in claim 5, characterized in that a plurality of evenly distributed extension rods (1 e 1) are further disposed between the two latch brackets (1 e), and the plurality of extension rods (1 e 1) are divided into two groups and disposed at the upper and lower ends of the two latch brackets (1 e), respectively.

7. The garage door with the adjusting function as claimed in claim 6, characterized in that a plurality of second pins (1 e 3) are respectively arranged at both ends of the extension rod (1 e 1), and the two clamping brackets (1 e) are provided with second slots (1 e 4) which are the same in number as the second pins (1 e 3) and correspond to each other.

8. The garage door with the adjusting function according to claim 7, wherein a plurality of first through holes (1 e 5) are uniformly distributed in the clamping support (1 e), a bolt (1 e 6) penetrates through the first through hole (1 e 5), one end of the bolt (1 e 6) is located above the clamping support (1 e), a gasket (1 f) penetrated by the bolt (1 e 6) is further arranged on the clamping support (1 e), a plurality of second protruding portions (1 e 7) which extend upwards and are uniformly distributed are further arranged in the middle of the extension pull rod (1 e 1), the second protruding portions (1 e 7) are divided into two groups, connecting pieces (1 e 8) are arranged at the top ends of the two groups, and a plurality of second through holes (1 e 9) are uniformly distributed in each connecting piece (1 e 8).

9. The garage door with the adjusting function according to claim 1, wherein the first connecting block (1 b) is composed of two parts, namely a fixed cover plate (1 b 3) and two clamping cover plates (1 b 4), the two ends of the fixed cover plate (1 b 3) are provided with grooves (1 b 5) connected with the two first sliding supports (1 a), the fixed cover plate (1 b 3) is further provided with a plurality of uniformly distributed third slots (1 b 6), and the two clamping cover plates (1 b 4) are provided with third bolts (1 b 7) which are the same in number as the third slots (1 b 6) and correspond to the third slots (1 b 6).

10. A garage door with adjustment function as claimed in claim 1, characterized in that the two first sliding supports (1 a) at the bottom are provided with snap seats (1 g), the bottom end of the snap seats (1 g) being provided with a bottom end area larger than the first sliding supports (1 a) and being connected to the bottom end of the first sliding supports (1 a).