CN217977403U

CN217977403U - Fire prevention valve convenient to dismouting is fixed

Info

Publication number: CN217977403U
Application number: CN202222252378.3U
Authority: CN
Inventors: 张玉良; 张鹏
Original assignee: Shandong Mingke Electromechanical Technology Co ltd
Current assignee: Shandong Mingke Electromechanical Technology Co ltd
Priority date: 2022-08-25
Filing date: 2022-08-25
Publication date: 2022-12-06
Anticipated expiration: 2032-08-25

Abstract

The utility model discloses a fire prevention valve convenient to dismouting is fixed, including fixing base, first fixed plate and lead screw, the upper end sliding connection of fixing base has first fixed plate, the inside first fixed block of one side fixedly connected with of fixing base, and the front end of fixing base rotates and is connected with the dead lever, threaded connection has the lead screw on the first fixed plate, the upper end of first fixed plate is connected with the second fixed plate, the first bevel gear of fixedly connected with on the lead screw, first fixed block is connected for rotating with the dead lever, is provided with first fixed plate on the device, and the rotation through the rocker drives the dead lever and rotates, utilizes the bull stick to drive second bevel gear and rotates to make first bevel gear rotate for the lead screw rotates, thereby drives first fixed plate and slides, thereby installs the fire prevention valve of different length, has solved the problem that fire prevention valve length exists the unable installation of error.

Description

Fire prevention valve convenient to dismouting is fixed

Technical Field

The utility model relates to a fire prevention valve is fixed technical field, specifically is a fire prevention valve convenient to dismouting is fixed.

Background

The fire-proof valve is mainly controlled by the temperature of the memory alloy, is mainly installed on a pipeline of a smoke exhaust system, and mainly controls the spread of fire through closing of the valve, the valve is mainly closed automatically, and the valve needs to be reset manually when opened.

The fire-proof valve has the following defects during installation:

1. when the conventional fire damper is installed, when the length of the fire damper has errors, the fire damper cannot be installed;

2. conventional fire prevention valve is generally fixed through threaded nut when the dismouting, often needs the instrument to rotate threaded nut, just can carry out the dismouting to the fire prevention valve, uses inconveniently.

Therefore, the fire-proof valve is improved, and the fire-proof valve is convenient to disassemble, assemble and fix.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fire prevention valve convenient to dismouting is fixed to there is the error in the length of solving the fire prevention valve to lead to unable installation, and need dismantle with the help of the instrument, use inconvenient problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fire prevention valve convenient to dismouting is fixed, includes fixing base, first fixed plate and lead screw, the upper end sliding connection of fixing base has first fixed plate, the inside first fixed block of one side fixedly connected with of fixing base, and the front end of fixing base rotates and is connected with the dead lever, threaded connection has the lead screw on the first fixed plate, the upper end of first fixed plate is connected with the second fixed plate, the first bevel gear of fixedly connected with on the lead screw, first fixed block is connected for rotating with the dead lever, the rear end fixedly connected with second bevel gear of dead lever, second bevel gear is connected for rotating with first fixed block, and second bevel gear is connected for meshing with first bevel gear, fixedly connected with valve body on the second fixed plate.

Preferably, be provided with the recess on the first fixed plate, the bottom of recess is rotated and is connected with the fixed block, and sliding connection has the slide bar in the recess, fixedly connected with spring on the slide bar, the spring is fixed connection with the fixed block, the upper end fixedly connected with fixture block at slide bar both ends, and the upper end fixedly connected with pull ring of slide bar.

Preferably, the first fixing plate is symmetrically distributed on the left side and the right side of the fixing seat, the first fixing plate slides through the screw rod and the fixing seat, and the outer wall of the first fixing plate is attached to the fixing seat.

Preferably, a through hole is formed in the second fixing plate, clamping grooves are formed in two sides of the through hole, the through hole is attached to the outer walls of the sliding rod and the clamping block, and the clamping block is equal to the clamping grooves in size.

Preferably, the grooves are symmetrically distributed on the front side and the rear side of the first fixing plate, and the second fixing block, the sliding rod, the spring and the clamping blocks correspond to the grooves one to one.

Preferably, the sliding rod and the groove form a sliding structure through a spring and a pull ring, and the first fixing plate and the second fixing plate form a clamping structure through a clamping block through hole and a clamping groove.

Compared with the prior art, the utility model provides a fire prevention valve convenient to dismouting is fixed possesses following beneficial effect:

(1) The device is provided with a first fixing plate, the fixing rod is driven to rotate through rotation of a rocker, the rotating rod is used for driving a second bevel gear to rotate, so that the first bevel gear rotates, a screw rod rotates, the first fixing plate is driven to slide, fire valves with different lengths are installed, and the problem that the fire valves cannot be installed due to errors in length is solved;

(2) The device is provided with the fixture block, place the second fixed plate on first fixed plate, through passing through the through-hole roll-off with slide bar and fixture block, then the pulling ring, make the bottom of fixture block be higher than the position of second fixed plate upper end, then rotate the slide bar, thereby utilize the spring to drive the fixed block and rotate, loosen the pull ring after, fixture block and draw-in groove are laminated each other, thereby make second fixed plate and first fixed plate laminate each other, it needs to dismantle with the help of the instrument to have solved the fire prevention valve, use inconvenient problem.

Drawings

FIG. 1 is a schematic view of the fixing base of the present invention;

FIG. 2 is a schematic view of the valve body structure of the present invention;

FIG. 3 is a schematic cross-sectional view of the fixing base of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 3 according to the present invention;

fig. 5 is an enlarged schematic view of the structure at B in fig. 2 according to the present invention.

In the figure: 1. a fixed seat; 2. a first fixing plate; 3. a screw rod; 4. a first bevel gear; 5. a first fixed block; 6. fixing the rod; 7. a second bevel gear; 8. a rocker; 9. a second fixing plate; 10. a valve body; 11. a groove; 12. a second fixed block; 13. a slide bar; 14. a spring; 15. a clamping block; 16. a pull ring; 17. a through hole; 18. a clamping groove.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a fire prevention valve convenient to dismouting is fixed, which comprises a fixed base 1, first fixed plate 2 and lead screw 3, the upper end sliding connection of fixing base 1 has first fixed plate 2, the inside first fixed block 5 of one side fixedly connected with of fixing base 1, and the front end of fixing base 1 rotates and is connected with dead lever 6, threaded connection has lead screw 3 on the first fixed plate 2, the upper end of first fixed plate 2 is connected with second fixed plate 9, fixedly connected with first bevel gear 4 on the lead screw 3, first fixed block 5 is connected for rotating with dead lever 6, the rear end fixedly connected with second bevel gear 7 of dead lever 6, second bevel gear 7 is connected for rotating with first fixed block 5, and second bevel gear 7 is connected for meshing with first bevel gear 4, fixedly connected with valve body 10 on the second fixed plate 9, be provided with the pipeline of the same size with the mouth of pipe of valve body 10 on the second fixed plate 9 on the device.

The device is characterized in that a groove 11 is formed in the first fixing plate 2, the bottom end of the groove 11 is rotatably connected with a second fixing block 12, a sliding rod 13 is slidably connected in the groove 11, a spring 14 is fixedly connected to the sliding rod 13, the spring 14 and the second fixing block 12 are fixedly connected, clamping blocks 15 are fixedly connected to the upper ends of the two ends of the sliding rod 13, a pull ring 16 is fixedly connected to the upper end of the sliding rod 13, the device pulls the sliding rod 13 through the spring 14, and therefore the clamping blocks 15 clamp the second fixing plate 9 and the first fixing plate 2.

2 symmetric distribution of first fixed plate is in the left and right sides of fixing base 1, and first fixed plate 2 passes through lead screw 3 and constitutes the slip with fixing base 1, and the outer wall of first fixed plate 2 laminates with fixing base 1 each other to seal

fixing base

1 and 2 junctions of first fixed plate, prevent that the cigarette from leaking from the gap.

The second fixing plate 9 is provided with a through hole 17, clamping grooves 18 are formed in two sides of the through hole 17, the through hole 17 is attached to the outer walls of the sliding rod 13 and the clamping block 15, the size of the clamping block 15 is equal to that of the clamping groove 18, and the clamping block 15 and the clamping groove 18 in the fixing device are equal in size, so that the fixing structure is stable, and stability of the fixing structure is guaranteed.

The grooves 11 are symmetrically distributed on the front side and the rear side of the first fixing plate 2, the second fixing blocks 12, the sliding rods 13, the springs 14 and the clamping blocks 15 are in one-to-one correspondence with the grooves 11, and the second fixing plate 9 can be stably fixed on the first fixing plate 2 through the multiple groups of clamping blocks 15, so that the stability of the clamping blocks 15 for fixing the second fixing plate 9 is guaranteed, and the stability between the valve body 10 and the fixing seat 1 is guaranteed.

The sliding rod 13 forms a sliding structure with the groove 11 through the spring 14 and the pull ring 16, the first fixing plate 2 forms a clamping structure with the second fixing plate 9 through the through hole 17 of the clamping block 15 and the clamping groove 18, the clamping block 15 is pulled by the spring 14 when the second fixing plate 9 is fixed through the sliding structure, and therefore the clamping block 15 pulls the second fixing plate 9 towards the first fixing plate 2, and the sealing performance between the second fixing plate 9 and the first fixing plate 2 is kept.

The working principle is as follows: when the fireproof valve convenient to disassemble and assemble and fix is used, as shown in fig. 1 and fig. 3, the rocker 8 is shaken, so that the fixing rod 6 rotates, the fixing rod 6 drives the second bevel gear 7 to rotate, the second bevel gear 7 drives the first bevel gear 4 to rotate, the screw rod 3 rotates, the distance between the first fixing plate 2 is adjusted, and the valve bodies 10 with different lengths are conveniently fixed;

referring to fig. 1 and 2, the second fixing plate 9 is placed on the first fixing plate 2, so that the sliding rod 13 and the clamping block 15 slide out through the through hole 17, and referring to fig. 4 and 5, the pull ring 16 is pulled, so that the bottom end of the clamping block 15 is higher than the upper end of the second fixing plate 9, then the sliding rod 13 rotates ninety degrees, under the action of the spring 14, the second fixing block 12 is driven to rotate, so that the clamping block 15 and the clamping groove 18 are located at the same position, after the pull ring 16 is loosened, under the action of the spring 14, the clamping block 15 and the clamping groove 18 are mutually attached and attached, and under the action of the spring 14, the second fixing plate 9 and the first fixing plate 2 are mutually attached.

The above is the operation of the whole device, and the details which are not described in detail in this specification are well known to those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a fire prevention valve convenient to dismouting is fixed, includes fixing base (1), first fixed plate (2) and lead screw (3), its characterized in that: the upper end sliding connection of fixing base (1) has first fixed plate (2), the inside one side fixedly connected with first fixed block (5) of fixing base (1), and the front end of fixing base (1) rotates and is connected with dead lever (6), threaded connection has lead screw (3) on first fixed plate (2), the upper end of first fixed plate (2) is connected with second fixed plate (9), fixedly connected with first bevel gear (4) is gone up in lead screw (3), first fixed block (5) are connected for rotating with dead lever (6), the rear end fixedly connected with second bevel gear (7) of dead lever (6), second bevel gear (7) are connected for rotating with first fixed block (5), and second bevel gear (7) are connected for meshing with first bevel gear (4), fixedly connected with valve body (10) on second fixed plate (9).

2. The fire damper convenient to disassemble, assemble and fix according to claim 1, characterized in that: be provided with recess (11) on first fixed plate (2), the bottom of recess (11) is rotated and is connected with second fixed block (12), and sliding connection has slide bar (13) in recess (11), fixedly connected with spring (14) on slide bar (13), spring (14) are fixed connection with second fixed block (12), the upper end fixedly connected with fixture block (15) at slide bar (13) both ends, and the upper end fixedly connected with pull ring (16) of slide bar (13).

3. The fire damper convenient to disassemble, assemble and fix according to claim 1, characterized in that: first fixed plate (2) symmetric distribution is in the left and right sides of fixing base (1), first fixed plate (2) constitute through lead screw (3) and fixing base (1) and slide, the outer wall of first fixed plate (2) laminates with fixing base (1) each other.

4. The fire damper convenient to disassemble, assemble and fix according to claim 1, characterized in that: the second fixing plate (9) is provided with a through hole (17), clamping grooves (18) are formed in two sides of the through hole (17), the through hole (17) is attached to the outer walls of the sliding rod (13) and the clamping block (15), and the size of the clamping block (15) is equal to that of the clamping grooves (18).

5. A fire damper of claim 2, wherein the fire damper is adapted to be removably secured to the frame: the grooves (11) are symmetrically distributed on the front side and the rear side of the first fixing plate (2), and the second fixing blocks (12), the sliding rods (13), the springs (14) and the clamping blocks (15) correspond to the grooves (11) one to one.

6. A fire damper convenient to disassemble and assemble for fixing according to claim 4, wherein: the sliding rod (13) and the groove (11) form a sliding structure through a spring (14) and a pull ring (16), and the first fixing plate (2) and the second fixing plate (9) form a clamping structure through a through hole (17) of a clamping block (15) and a clamping groove (18).