CN217028741U

CN217028741U - Novel guide rail structure of fire-proof rolling shutter door

Info

Publication number: CN217028741U
Application number: CN202220703437.1U
Authority: CN
Inventors: 林志坤
Original assignee: Guangdong Yuansheng Fire Fighting Equipment Co ltd
Current assignee: Guangdong Yuansheng Fire Fighting Equipment Co ltd
Priority date: 2022-03-29
Filing date: 2022-03-29
Publication date: 2022-07-22
Anticipated expiration: 2032-03-29

Abstract

The utility model provides a novel guide rail structure of a fireproof rolling door, which relates to the technical field of fireproof rolling door components and comprises a body, an extension block and an assembly block, wherein the bottom of the body is provided with the assembly block, the inside of the body is provided with a curtain surface, the top of the assembly block is provided with a fixed cylinder, and the inside of the fixed cylinder is provided with a locking mechanism; according to the utility model, the locking mechanism is arranged in the fixing cylinder at the bottom of the body, the ejector rod enters the fixing groove at the bottom of the curtain surface by utilizing the elastic force of the return spring in the locking mechanism, and the limiting block is driven to enter the groove in the ejector rod, so that the position of the curtain surface is locked, and the curtain surface is prevented from shaking to be convenient for being locked and fixed with the ground.

Description

Novel guide rail structure of fireproof rolling shutter door

Technical Field

The utility model relates to the technical field of fireproof rolling door components, in particular to a novel guide rail structure of a fireproof rolling door.

Background

The fire-proof rolling shutter door is a fire-proof and heat-insulating facility suitable for a larger opening of a building, a product plays a certain role in design and installation, and the fire-proof rolling shutter door is widely applied to fire-proof partition areas of industrial and civil buildings, can effectively prevent fire from spreading, ensures life and property safety, and is an indispensable fire-proof facility in modern buildings;

the utility model provides a novel guide rail structure of a fireproof rolling door, which solves the problems that the existing fireproof rolling door drives a curtain surface to move downwards in a guide rail through a rolling door machine at the top of the fireproof rolling door, so that the curtain surface closes an entrance and an exit, a ground lock corresponding to the curtain surface is arranged on the ground, however, when the curtain surface is locked, the fireproof rolling door is easy to shake, the position of the ground lock is not matched with the position of a lock hole corresponding to the curtain surface, and the position of the curtain surface needs to be continuously adjusted to lock the door.

SUMMERY OF THE UTILITY MODEL

The utility model provides a novel guide rail structure of a fireproof rolling door, which solves the problem that the curtain surface is easy to shake during locking and is difficult to lock in the prior art.

In order to realize the purpose of the utility model, the utility model is realized by the following technical scheme: the novel guide rail structure of the fire-proof rolling door comprises a body, an extension block and an assembly block, wherein the front surface and the back surface of the body are symmetrically provided with the extension block, the bottom of the body is provided with the assembly block, a curtain surface is arranged inside the body, the top of the assembly block is provided with a fixed cylinder, and a locking mechanism is arranged inside the fixed cylinder;

the locking mechanism comprises a movable shaft, a push rod, a reset spring, a limiting block and a rocker, the movable shaft penetrates through the inside of the fixed cylinder, one end of the movable shaft is connected with the push rod, the reset spring is sleeved on the outer side of the movable shaft, the limiting block is arranged on the outer side of the fixed cylinder, the rocker is hinged to one end of the limiting block, one end of the rocker is hinged to the outer side of the fixed cylinder through a hinge rod, and a fixing groove matched with the push rod is formed in the bottom end of the curtain surface.

The further improvement is that: one end of the limiting block penetrates through the inside of the fixed cylinder, a groove matched with the limiting block is formed in the ejector rod, and a tensioning spring is sleeved at one end of the limiting block.

The further improvement is that: the outer side of the fixed cylinder is provided with an installation block, screw holes are symmetrically formed in the inner portion of the installation block, the installation block is detachably connected with the assembly block through bolts, reinforcing plates are symmetrically arranged on the installation block, and the reinforcing plates are triangular.

The further improvement is that: the structure of body is established to the cuboid, the both sides of curtain face are all established to "Y" shape structure, the inside of body is equipped with the damper who matches with the curtain face.

The further improvement lies in that: damping mechanism includes connecting rod, buffer block, coupling spring, supporting shoe and damping spring, the connecting rod sets up the inside at the body, the one end symmetry of connecting rod articulates there is the buffer block, the buffer block passes through coupling spring and is connected with the connecting rod, the inside slidable mounting of extension piece has the supporting shoe, the inside of supporting shoe is equipped with damping spring.

The further improvement lies in that: the inclination angle of the buffer block and the Y-shaped structure of the curtain surface is equal and is mutually attached to the same, one end of the supporting block penetrates through the body, and the supporting block is in contact with the bevel edge of the Y-shaped structure of the curtain surface.

The further improvement lies in that: the inside of body is equipped with a plurality of smoke guide hole, and is a plurality of smoke guide hole divide into two sets ofly, and two sets of smoke guide hole's position is parallel to each other, and the equidistance distributes in the front and the back of body.

The beneficial effects of the utility model are as follows: set up locking mechanical system in the fixed cylinder of body bottom, locking mechanical system is by the loose axle, the ejector pin, reset spring, stopper and rocker are constituteed, utilize reset spring's elasticity to make the ejector pin get into in the fixed slot of curtain face bottom, and drive the stopper and get into the inside recess of ejector pin, reuse tensioning spring and lock the stopper, thereby lock the position of curtain face, and then avoid the curtain face to produce to rock and make things convenient for it to lock fixedly with the ground, be equipped with the damper who matches with the curtain face in the inside of body, damper is by the connecting rod, the buffer block, connecting spring, supporting shoe and damping spring constitute, the elasticity that utilizes connecting spring and damping spring to produce drives buffer block and the supporting shoe with the contact of curtain face and reset, with the vibration that slows down the curtain face and produce, be convenient for reduce the noise that the curtain face produced when the body slides.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1;

FIG. 3 is a top view of the present invention;

fig. 4 is a schematic structural view of the locking mechanism of the present invention.

Wherein: 1. a body; 2. an extension block; 3. assembling the block; 4. a fixed cylinder; 5. a movable shaft; 6. a top rod; 7. a return spring; 8. a limiting block; 9. a rocker; 10. a hinged lever; 11. tensioning the spring; 12. a reinforcing plate; 13. mounting a block; 14. a curtain surface; 15. a connecting rod; 16. a buffer block; 17. a connecting spring; 18. a supporting block; 19. a damping spring; 20. a smoke guide hole.

Detailed Description

In order to further understand the present invention, the following detailed description will be made with reference to the following examples, which are only used for explaining the present invention and are not to be construed as limiting the scope of the present invention.

According to fig. 1, 2, 3 and 4, the embodiment provides a novel guide rail structure of a fire-proof rolling shutter door, which comprises a body 1, an extension block 2 and an assembly block 3, wherein the extension block 2 is symmetrically arranged on the front surface and the back surface of the body 1, the assembly block 3 is arranged at the bottom of the body 1, a curtain surface 14 is arranged inside the body 1, a fixed cylinder 4 is arranged at the top of the assembly block 3, a locking mechanism is arranged inside the fixed cylinder 4, after the curtain surface 14 closes an entrance, the position of the fixed cylinder 4 is locked by the locking mechanism in the fixed cylinder 4, so that the curtain surface 14 is prevented from shaking to be difficult to lock when being locked and fixed with the ground, a plurality of smoke guide holes 20 are arranged inside the body 1, the smoke guide holes 20 are divided into two groups, the positions of the two groups of smoke guide holes 20 are parallel to each other, the smoke guide holes are equidistantly distributed on the front surface and the back surface of the body 1, and after a fire occurs, smoke can be guided to be discharged outwards through the smoke guide holes 20, reducing the danger of fire.

The locking mechanism comprises a movable shaft 5, a mandril 6, a reset spring 7, a limiting block 8 and a rocker 9, wherein the movable shaft 5 penetrates through the inside of the fixed cylinder 4, one end of the movable shaft 5 is connected with the mandril 6, the reset spring 7 is sleeved on the outer side of the movable shaft 5, the limiting block 8 is arranged on the outer side of the fixed cylinder 4, one end of the limiting block 8 is hinged with the rocker 9, one end of the rocker 9 is hinged with the outer side of the fixed cylinder 4 through a hinge rod 10, the bottom end of the curtain surface 14 is provided with a fixing groove matched with the mandril 6, one end of the limiting block 8 penetrates through the inside of the fixed cylinder 4, a groove matched with the limiting block 8 is arranged in the inside of the mandril 6, one end of the limiting block 8 is sleeved with a tensioning spring 11, when the curtain surface 14 is in contact with the ground, the rocker 9 is stirred to rotate outwards to enable the limiting block 8 to move out of the groove of the mandril 6, after the curtain surface 14 is contacted with the ground, the curtain surface 14 firstly extrudes the ejector rod 6 to move towards the inside of the fixed cylinder 4, then the ejector rod 6 is driven to reset by the elastic force generated by the reset spring 7 to enter the fixed groove of the curtain surface 14, finally the rocker 9 is loosened, the limiting block 8 is driven by the elastic force generated by the tensioning spring 11 to re-enter the groove in the ejector rod 6, so that the position of the curtain surface 14 is locked, and the curtain surface 14 is prevented from shaking when being locked and fixed with the ground.

The outside of solid fixed cylinder 4 is equipped with installation piece 13, the inside symmetry of installation piece 13 is equipped with the screw, installation piece 13 passes through the bolt and can dismantle with assembly piece 3 and be connected, and the bolt is a fixed mode commonly used, and it is fixed between piece 13 and the assembly piece 3 to facilitate the installation, the symmetry is equipped with reinforcing plate 12 on the installation piece 13, reinforcing plate 12's structure is triangle-shaped, and triangle-shaped's structure is the most stable, and its setting is in the multiplicable installation piece 13 of the both sides of installation piece 13 to solid fixed cylinder 4's holding power.

The structure of the body 1 is a rectangular body, two sides of the curtain surface 14 are both designed to be Y-shaped structures, a shock absorption mechanism matched with the curtain surface 14 is arranged in the body 1, the shock absorption mechanism comprises a connecting rod 15, a buffer block 16, a connecting spring 17, a supporting block 18 and a shock absorption spring 19, the connecting rod 15 is arranged in the body 1, one end of the connecting rod 15 is symmetrically hinged with the buffer block 16, the buffer block 16 is connected with the connecting rod 15 through the connecting spring 17, the supporting block 18 is slidably mounted in the extension block 2, the shock absorption spring 19 is arranged in the supporting block 18, the inclination angles of the buffer block 16 and the Y-shaped structure of the curtain surface 14 are equal and are mutually attached to each other, one end of the supporting block 18 penetrates through the interior of the body 1, the supporting block 18 is in contact with the oblique edge of the Y-shaped structure of the curtain surface 14, and the curtain surface 14 can vibrate when sliding in the interior of the body 1, therefore, the Y-shaped structures on the two sides of the curtain surface 14 drive the buffer block 16 to rotate and the supporting block 18 to move towards the inside of the extension block 2, and then the elastic force generated by the connecting spring 17 and the damping spring 19 drives the buffer block 16 and the supporting block 18 to reset so as to reduce the vibration generated by the curtain surface 14 and reduce the noise generated when the curtain surface 14 slides on the body 1.

The guide rail of the fire-proof rolling door is characterized in that a locking mechanism is arranged in a fixed cylinder 4 at the bottom of a body 1, a movable shaft 5, a mandril 6, a reset spring 7, a limiting block 8 and a rocker 9 in the locking mechanism are matched, so that the mandril 6 enters a fixed groove at the bottom of a curtain surface 14 and drives the limiting block 8 to enter a groove inside the mandril 6, thereby locking the position of the curtain surface 14, further avoiding the curtain surface 14 from shaking to be convenient for being locked and fixed with the ground, a damping mechanism matched with the curtain surface 14 is arranged in the body 1, the damping mechanism is matched with a connecting rod 15, a buffer block 16, a connecting spring 17, a supporting block 18 and a damping spring 19, the buffer block 16 and the supporting block 18 contacted with the curtain surface 14 are driven to reset by the elasticity generated by the connecting spring 17 and the damping spring 19, so as to reduce the vibration generated by the curtain surface 14 and reduce the noise generated when the curtain surface 14 slides on the body 1.

The foregoing shows and describes the general principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Novel fire prevention rolling slats door guide rail structure, including body (1), extension piece (2) and assembly piece (3), its characterized in that: the front and the back of the body (1) are symmetrically provided with extension blocks (2), the bottom of the body (1) is provided with an assembly block (3), a curtain surface (14) is arranged inside the body (1), the top of the assembly block (3) is provided with a fixed cylinder (4), and a locking mechanism is arranged inside the fixed cylinder (4);

locking mechanical system includes loose axle (5), ejector pin (6), reset spring (7), stopper (8) and rocker (9), loose axle (5) run through in the inside of solid fixed cylinder (4), the one end of loose axle (5) is connected with ejector pin (6), reset spring (7) have been cup jointed in the outside of loose axle (5), the outside of solid fixed cylinder (4) is equipped with stopper (8), the one end of stopper (8) articulates there is rocker (9), the one end of rocker (9) is passed through hinge bar (10) and is articulated with the outside of solid fixed cylinder (4), the bottom of curtain face (14) is equipped with the fixed slot that matches with ejector pin (6).

2. A novel fire resistant rolling door track structure as claimed in claim 1 wherein: the one end of stopper (8) runs through in the inside of fixed section of thick bamboo (4), just the inside of ejector pin (6) is equipped with the recess that matches with stopper (8), tensioning spring (11) have been cup jointed to the one end of stopper (8).

3. A novel fire resistant rolling door track structure as claimed in claim 1 wherein: the outside of solid fixed cylinder (4) is equipped with installation piece (13), the inside symmetry of installation piece (13) is equipped with the screw, installation piece (13) can be dismantled with assembly piece (3) through the bolt and be connected, the symmetry is equipped with reinforcing plate (12) on installation piece (13), the structure of reinforcing plate (12) is triangle-shaped.

4. A novel fire resistant roller shutter door track structure as claimed in claim 1, wherein: the structure of the body (1) is a rectangular body, two sides of the curtain surface (14) are both of Y-shaped structures, and a damping mechanism matched with the curtain surface (14) is arranged in the body (1).

5. A novel fire resistant roller shutter door track structure as claimed in claim 4, wherein: damper includes connecting rod (15), buffer block (16), coupling spring (17), supporting shoe (18) and damping spring (19), connecting rod (15) set up the inside in body (1), the one end symmetry of connecting rod (15) articulates there is buffer block (16), buffer block (16) are connected with connecting rod (15) through coupling spring (17), the inside slidable mounting that extends piece (2) has supporting shoe (18), the inside of supporting shoe (18) is equipped with damping spring (19).

6. A novel fire resistant roller shutter door track structure as claimed in claim 5, wherein: the inclination angle of the buffer block (16) and the Y-shaped structure of the curtain surface (14) are equal and are mutually attached, one end of the supporting block (18) penetrates through the body (1), and the supporting block (18) is in contact with the inclined edge of the Y-shaped structure of the curtain surface (14).

7. A novel fire resistant rolling door track structure as claimed in claim 1 wherein: the inside of body (1) is equipped with a plurality of smoke guide hole (20), and is a plurality of smoke guide hole (20) divide into two sets ofly, and two sets of smoke guide hole (20)'s position is parallel to each other, and the equidistance distributes in the front and the back of body (1).