CN214660243U

CN214660243U - Fireproof protection structure for tunnel

Info

Publication number: CN214660243U
Application number: CN202120999745.9U
Authority: CN
Inventors: 郭国胜; 张彦卿
Original assignee: TIANJIN ANSHENGDA FIREPROOF MATERIALS CO Ltd
Current assignee: TIANJIN ANSHENGDA FIREPROOF MATERIALS CO Ltd
Priority date: 2021-05-11
Filing date: 2021-05-11
Publication date: 2021-11-09
Anticipated expiration: 2031-05-11

Abstract

The utility model discloses a tunnel is with fire protection architecture, the mounting panel comprises a mounting panel, the left side of mounting panel is equipped with first PLASTIC LAMINATED, two telescopic links of fixedly connected with between mounting panel and the first PLASTIC LAMINATED, two the outer wall of telescopic link all overlaps and is equipped with buffer spring, the mounting panel rotates and is connected with two deflection poles, two the other end of deflection pole all rotates and is connected with the sliding block, be equipped with two sliding trays on the first PLASTIC LAMINATED, two equal fixedly connected with slide bar in the sliding tray, two the slide bar runs through the sliding block respectively and rather than sliding connection, two the sliding block respectively with the inner wall sliding connection of sliding tray. The utility model has reasonable structure, can replace the second fireproof plate by rotating the handle, and has simple operation; the first spring and the second spring are arranged to buffer the fireproof plate, so that the collision degree of the vehicle and the fireproof plate is reduced; the noise reduction cotton can play a role in reducing noise.

Description

Fireproof protection structure for tunnel

Technical Field

The utility model relates to a fire resistive construction technical field especially relates to a tunnel is with fire protection architecture.

Background

The tunnel is an engineering building buried in the stratum, is a form of utilizing underground space by human beings, can be divided into a traffic tunnel, a hydraulic tunnel, a municipal tunnel, a mine tunnel and a military tunnel, and people can pay attention to fire prevention, know fire scene escape knowledge at ordinary times, protect the safety of the people and the family, namely eliminate fire hazard and prevent fire.

The existing fireproof protection structure for the tunnel is usually that a fireproof plate is installed on the inner wall of the tunnel to achieve a fireproof effect, the existing fireproof plate can be damaged and deformed after fireproof, and the existing fireproof protection structure for the tunnel is replaced and is complex to operate; often in tunnels, vehicles may impact the fire shield causing damage to their vehicles; in the tunnel, noise affects drivers, and in severe cases, accidents occur.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art, and provides a tunnel fireproof protection structure, which can replace a second fireproof plate by rotating a handle, and has simple operation; the first spring and the second spring are arranged to buffer the fireproof plate, so that the collision degree of the vehicle and the fireproof plate is reduced; the noise reduction cotton can play a role in reducing noise.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a fireproof protection structure for a tunnel comprises a mounting plate, wherein a first fireproof plate is arranged on the left side of the mounting plate, two telescopic rods are fixedly connected between the mounting plate and the first fireproof plate, the outer walls of the two telescopic rods are sleeved with buffer springs, two ends of the two buffer springs are respectively and fixedly connected with the mounting plate and the first fireproof plate, the mounting plate is rotationally connected with two deflection rods, the other ends of the two deflection rods are rotationally connected with sliding blocks, be equipped with two sliding tray, two on the first PLASTIC LAMINATED equal fixedly connected with slide bar in the sliding tray, two the slide bar runs through the sliding block respectively and rather than sliding connection, two the sliding block respectively with the inner wall sliding connection of sliding tray, two the outer wall of slide bar all overlaps and is equipped with coupling spring, two coupling spring's both ends respectively with sliding block and sliding tray inner wall fixed connection.

Preferably, four thread grooves which are distributed in a rectangular shape penetrate through the mounting plate.

Preferably, the first PLASTIC LAMINATED internal rotation is connected with the worm, the right-hand member fixedly connected with handle of worm, the worm meshing has the worm wheel, the worm wheel rotates with first PLASTIC LAMINATED to be connected, the left side of first PLASTIC LAMINATED is equipped with the second PLASTIC LAMINATED, be equipped with fixed establishment between worm wheel and the second PLASTIC LAMINATED.

Preferably, the outer wall cover of handle is equipped with one deck silica gel protective sheath.

Preferably, the first and second threaded rods have opposite thread directions.

Preferably, the outer walls of the first threaded rod and the second threaded rod are provided with external threads, the limiting block is provided with a through hole, and the inner wall of the through hole is provided with an internal thread matched with the external threads.

Preferably, the limiting block is arranged in an L shape.

Preferably, be equipped with three sound absorbing cavity in the second PLASTIC LAMINATED, it is three the inner wall in sound absorbing cavity all is equipped with the one deck sound absorbing material, it is equipped with a plurality of sound holes to run through on the second PLASTIC LAMINATED, and is a plurality of sound holes are inhaled and are linked to each other with sound absorbing cavity respectively.

Preferably, the sound absorbing material is made of glass fiber cotton.

Compared with the prior art, the utility model, its beneficial effect does:

1. when a vehicle collides with the device, the first fireproof plate is driven to move, so that the telescopic rod is contracted and the buffer spring is compressed, and the vehicle can be subjected to primary buffer protection; simultaneously first PLASTIC LAMINATED removes and can make the sliding block slide on the slide bar and drive the deflection pole and deflect, makes the connecting spring compression, and the deformation through connecting spring cushions the protection to the vehicle again, can protect the vehicle that bumps through twice buffering protection, avoids the vehicle atress too big and damage.

2. The staff holds the handle and rotates, drives worm, worm wheel, rotary rod, first bevel gear, second bevel gear, first threaded rod, second threaded rod and rotates, makes the stopper relative movement at both ends from top to bottom, can take off the second PLASTIC LAMINATED this moment and change easy operation.

3. The sound absorbing hole is arranged to absorb noise in the sound absorbing cavity, and the sound absorbing material is arranged to eliminate the noise, so that the noise reduction effect is achieved.

In conclusion, the second fireproof plate can be replaced by rotating the handle, so that the operation is simple; the first spring and the second spring are arranged to buffer the fireproof plate, so that the collision degree of the vehicle and the fireproof plate is reduced; the noise reduction cotton can play a role in reducing noise.

Drawings

Fig. 1 is a cross-sectional view of a fire protection structure for a tunnel according to embodiment 1;

fig. 2 is a cross-sectional view of a fire protection structure for a tunnel according to embodiment 2;

FIG. 3 is a sectional view of a first fireproof plate side of a fireproof protection structure for a tunnel according to embodiment 2;

fig. 4 is a cross-sectional view of a fire protection structure for a tunnel according to embodiment 3;

fig. 5 is a schematic view of a fire protection structure for a tunnel according to embodiment 3.

In the figure: the device comprises a mounting plate 1, a first fireproof plate 2, a telescopic rod 3, a buffer spring 4, a deflection rod 5, a sliding block 6, a sliding rod 7, a connecting spring 8, a worm 9, a handle 10, a worm wheel 11, a rotating rod 12, a first bevel gear 13, a second bevel gear 14, a first threaded rod 15, a second threaded rod 16, a limiting block 17, a second fireproof plate 18, a limiting groove 19, a sound absorption hole 20, a sound absorption cavity 21 and a sound absorption material 22.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example 1

Referring to fig. 1, a tunnel fire protection structure comprises a mounting plate 1, four thread grooves which are distributed in a rectangular shape are arranged on the mounting plate 1 in a penetrating manner, a first fireproof plate 2 is arranged on the left side of the mounting plate 1, two telescopic rods 3 are fixedly connected between the mounting plate 1 and the first fireproof plate 2, the outer walls of the two telescopic rods 3 are respectively sleeved with a buffer spring 4, two ends of the two buffer springs 4 are respectively fixedly connected with the mounting plate 1 and the first fireproof plate 2, the mounting plate 1 is rotatably connected with two deflection rods 5, the other ends of the two deflection rods 5 are respectively rotatably connected with sliding blocks 6, two sliding grooves are arranged on the first fireproof plate 2, sliding rods 7 are respectively and fixedly connected in the two sliding grooves, the two sliding rods 7 respectively penetrate through the sliding blocks 6 and are in sliding connection with the sliding blocks 6, the outer walls of the two sliding rods 7 are respectively sleeved with connecting springs 8, two ends of the two connecting springs 8 are respectively fixedly connected with the sliding block 6 and the inner wall of the sliding groove.

Explained further, the mounting plate 1 can be installed in a tunnel through the matching of the screw rod and the thread groove, when a vehicle collides with the device, the first fireproof plate 2 is driven to move, the telescopic rod 3 is contracted, the buffer spring 4 is compressed, and the vehicle can be subjected to primary buffer protection; simultaneously first PLASTIC LAMINATED 2 removes and can make sliding block 6 slide on slide bar 7 and drive deflection pole 5 and deflect, makes connecting spring 8 compress, cushions the protection to the vehicle once more through connecting spring 8's deformation, can protect the vehicle that bumps through twice buffering protection, avoids the vehicle atress too big and damage.

Example 2

Referring to fig. 1-3, the embodiment is different from embodiment 1 in that a worm 9 is rotatably connected to a first fireproof plate 2, a handle 10 is fixedly connected to the right end of the worm 9, a silica gel protective sleeve is sleeved on the outer wall of the handle 10, the worm 9 is engaged with a worm wheel 11, the worm wheel 11 is rotatably connected to the first fireproof plate 2, a second fireproof plate 18 is arranged on the left side of the first fireproof plate 2, a fixing mechanism is arranged between the worm wheel 11 and the second fireproof plate 18, the fixing mechanism comprises rotating rods 12 fixedly connected to both ends of the worm wheel 11, first bevel gears 13 are fixedly connected to both the rotating rods 12, second bevel gears 14 are engaged with both the first bevel gears 13, first threaded rods 15 are fixedly connected to both the second bevel gears 14, both first threaded rods 15 are rotatably connected to the first fireproof plate 2, and second threaded rods 16 are fixedly connected to the bottoms of both the first threaded rods 15, two second threaded rods 16 rotate with first PLASTIC LAMINATED 2 and are connected, the screw thread opposite direction of first threaded rod 15 and second threaded rod 16, the outer wall of two first threaded rods 15 and second threaded rod 16 all overlaps and is equipped with stopper 17 rather than threaded connection, the outer wall of first threaded rod 15 and second threaded rod 16 is equipped with the external screw thread, be equipped with the through-hole on stopper 17, the inner wall of through-hole is equipped with the internal thread with external screw thread matched with, four stopper 17 all run through first PLASTIC LAMINATED 2 and rather than sliding connection, stopper 17 is the setting of L type, be equipped with four spacing grooves 19 on the second PLASTIC LAMINATED 18, four stopper 17 respectively with spacing groove 19's inner wall sliding connection.

Further explaining, when fire occurs, the second fireproof plate 18 can be damaged, a worker holds the handle 10 to rotate, the worm 9, the worm wheel 11, the rotating rod 12, the first bevel gear 13, the second bevel gear 14, the first threaded rod 15 and the second threaded rod 16 are driven to rotate, the limiting blocks 17 at the upper end and the lower end move relatively, the second fireproof plate 18 can be taken down to be replaced, and the operation is simple.

Example 3

Referring to fig. 1 to 5, the present embodiment is different from

embodiments

1 and 2 in that three sound absorbing cavities 21 are provided in the second fireproof plate 18, a layer of sound absorbing material 22 is provided on inner walls of the three sound absorbing cavities 21, the sound absorbing material 22 is made of glass fiber cotton, a plurality of sound absorbing holes 20 are provided through the second fireproof plate 18, and the plurality of sound absorbing holes 20 are respectively communicated with the sound absorbing cavities 21.

Explained further, the sound absorption holes 20 are arranged to absorb noise in the sound absorption cavity 21, and the sound absorption material 22 is arranged to extinguish the noise, so as to reduce noise.

Claims

1. The utility model provides a tunnel is with fire protection architecture, includes mounting panel (1), its characterized in that, the left side of mounting panel (1) is equipped with first PLASTIC LAMINATED (2), fixedly connected with two telescopic links (3) between mounting panel (1) and first PLASTIC LAMINATED (2), two the outer wall of telescopic link (3) all overlaps and is equipped with buffer spring (4), two buffer spring's (4) both ends respectively with mounting panel (1) and first PLASTIC LAMINATED (2) fixed connection, mounting panel (1) rotates and is connected with two deflection pole (5), two the other end of deflection pole (5) all rotates and is connected with sliding block (6), be equipped with two sliding tray on first PLASTIC LAMINATED (2), two equal fixedly connected with slide bar (7) in the sliding tray, two slide bar (7) run through slide block (6) respectively and rather than sliding connection, two sliding block (6) respectively with the inner wall sliding connection of sliding tray, two the outer wall of slide bar (7) all overlaps and is equipped with connecting spring (8), two the both ends of connecting spring (8) respectively with sliding block (6) and sliding tray inner wall fixed connection.

2. A fire protection structure for tunnels according to claim 1, characterized in that four screw grooves are arranged in a rectangular shape on the mounting plate (1).

3. A tunnel fire protection structure according to claim 1, wherein a worm (9) is rotatably connected to the first fire prevention plate (2), a handle (10) is fixedly connected to the right end of the worm (9), a worm wheel (11) is engaged with the worm (9), the worm wheel (11) is rotatably connected to the first fire prevention plate (2), a second fire prevention plate (18) is arranged on the left side of the first fire prevention plate (2), and a fixing mechanism is arranged between the worm wheel (11) and the second fire prevention plate (18).

4. The tunnel fire protection structure according to claim 3, wherein the fixing mechanism comprises two rotating rods (12) fixedly connected with both ends of a worm wheel (11), two rotating rods (12) are fixedly connected with first bevel gears (13), two first bevel gears (13) are engaged with second bevel gears (14), two second bevel gears (14) are fixedly connected with first threaded rods (15), two first threaded rods (15) are rotatably connected with a first fireproof plate (2), the bottoms of the two first threaded rods (15) are fixedly connected with second threaded rods (16), two second threaded rods (16) are rotatably connected with the first fireproof plate (2), and the outer walls of the two first threaded rods (15) and the second threaded rods (16) are sleeved with limit blocks (17) in threaded connection therewith, four stopper (17) all run through first PLASTIC LAMINATED (2) and rather than sliding connection, be equipped with four spacing grooves (19) on second PLASTIC LAMINATED (18), four stopper (17) respectively with the inner wall sliding connection of spacing groove (19).

5. A tunnel fire protection structure as claimed in claim 4, characterized in that the outer wall of the handle (10) is provided with a silica gel protective sleeve.

6. A fire protection structure for tunnels according to claim 4, characterized in that the first threaded rod (15) and the second threaded rod (16) have opposite threading directions.

7. The tunnel fire protection structure as claimed in claim 4, wherein the first threaded rod (15) and the second threaded rod (16) have external threads on their outer walls, the stopper (17) has a through hole, and the through hole has internal threads on its inner wall for mating with the external threads.

8. The tunnel fire protection structure according to claim 4, wherein the limiting blocks (17) are L-shaped.

9. The tunnel fire protection structure according to claim 3, wherein three sound absorption cavities (21) are formed in the second fireproof plate (18), a layer of sound absorption material (22) is disposed on the inner walls of the three sound absorption cavities (21), a plurality of sound absorption holes (20) are formed in the second fireproof plate (18) in a penetrating manner, and the plurality of sound absorption holes (20) are respectively communicated with the sound absorption cavities (21).

10. The tunnel fire protection structure as claimed in claim 9, wherein the sound absorbing material (22) is made of glass fiber wool.