CN211082984U

CN211082984U - Fire prevention valve with prevent grey structure

Info

Publication number: CN211082984U
Application number: CN201921631947.7U
Authority: CN
Inventors: 陈锡烽
Original assignee: Jiangsu Jinkairui Technology Development Co ltd
Current assignee: Jiangsu Jinkairui Technology Development Co ltd
Priority date: 2019-09-28
Filing date: 2019-09-28
Publication date: 2020-07-24
Anticipated expiration: 2029-09-28

Abstract

The utility model discloses a fire prevention valve with prevent grey structure, including fire prevention valve body and easily soluble metal, the sliding tray has been seted up to the bottom mounting of fire prevention valve body, and the inside of sliding tray inserts and is equipped with the ash storage box, the bottom inner wall fixed connection mount of fire prevention valve body, and the inner wall fixedly connected with stopper of mount, the intermediate position of mount passes through the first pivot of bearing frame fixedly connected with, and the bottom of first pivot inserts and is equipped with the gag lever post, the top fixedly connected with knob of first pivot, the baffle has been cup jointed on the surface of first pivot. The utility model discloses be provided with slider and eccentric circle, effectually protect the easy soluble metal, prolong the life of the easy soluble metal, through the curved inner wall of fire prevention valve body, pile up the bottom with this internal dust that is detained of fire prevention valve, can collect the accumulational dust of fire prevention valve body inside through the ash storage box and take out the emission together.

Description

Fire prevention valve with prevent grey structure

Technical Field

The utility model relates to a fire prevention valve technical field specifically is a fire prevention valve with prevent grey structure.

Background

The fire-proof valve is a valve form which is closed by the temperature control of the fusible alloy and the action of gravity and a spring mechanism, when the temperature of smoke in a smoke exhaust system reaches 280 ℃, people are basically evacuated, the smoke exhaust has no practical significance, the smoke is brought with fire, the valve is automatically closed, the fire spread is avoided, and the fire-proof valve is more and more common in daily life along with the improvement of the living standard and the improvement of safety consciousness of people.

The existing fire damper is characterized in that temperature control is carried out through fusible alloy, the fusible alloy is fixedly arranged in the existing fire damper, the fire damper can be automatically closed when the fusible alloy is fused at high temperature, but when the fire damper needs to be manually closed under certain specific conditions, the fusible alloy can be damaged in the process of closing the fire damper, the service life of the fusible alloy is prolonged, dust is easily accumulated when smoke exhaust pipes of the fire damper are exhausted for a long time, potential safety hazards are caused, and therefore the fire damper with an ash prevention structure is needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fire prevention valve with prevent grey structure to the manual valve of closing who proposes damages the problem by fusible alloy and flue deposition in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a fire valve with an ash-proof structure comprises a fire valve body and soluble metal, wherein a sliding groove is fixedly formed in the bottom end of the fire valve body, an ash storage box is inserted in the sliding groove, a fixing frame is fixedly connected to the inner wall of the bottom end of the fire valve body, a limiting block is fixedly connected to the inner wall of the fixing frame, a first rotating shaft is fixedly connected to the middle position of the fixing frame through a bearing seat, a limiting rod is inserted in the bottom end of the first rotating shaft, a knob is fixedly connected to the top end of the first rotating shaft, a baffle is sleeved on the surface of the first rotating shaft, a torsion spring is fixedly connected to the front face of the top end of the baffle, a fixing frame is fixedly connected to the top end of the torsion spring, a fixing rod is fixedly connected to the inner wall of the bottom end of the fixing frame, a second rotating shaft is inserted at the top, the left side of the second rotating shaft is fixedly connected with an eccentric circle, the inner wall of the back face of the fixing frame is fixedly connected with a sliding rail, a sliding block is inserted into the front face of the sliding rail, and soluble metal is inserted into the sliding block.

Preferably, a first bevel gear is fixedly sleeved on the top end surface of the first rotating shaft, and the left side of the first bevel gear is meshed with the top end of the right side of the second bevel gear.

Preferably, the ash storage box is of a rectangular structure, and the ash storage box and the fire damper body form a sliding structure.

Preferably, the top end of the baffle is fixedly provided with a groove, and the groove is of a cylindrical structure.

Preferably, the top end of the left side of the baffle is fixedly connected with a limiting ring, a hole groove is formed in the limiting ring, and the horizontal section of the hole groove in the limiting ring is of a circular structure.

Preferably, the bottom end of the right side of the sliding block is abutted to the top end of the eccentric circle, and the sliding block and the sliding rail form a sliding structure.

Compared with the prior art, the beneficial effects of the utility model are that: this fire prevention valve with prevent grey structure is provided with slider and eccentric circle, prevents to damage the easily soluble metal when closing the fire prevention valve body, prolongs the life of the easily soluble metal, through fire prevention valve body curved inner wall, all piles up the bottom with the dust that this internal detention of fire prevention valve, can collect the accumulational dust of fire prevention valve body inside through storing up the ash bin and take out the emission together.

(1) The device is provided with slider and eccentric circle, and through rotating eccentric circle, eccentric circle promotes slider rebound, and then will dissolve easily the metal and promote fixed frame in, prevent to damage dissolving easily the metal when closing the fire prevention valve body, effectually protect dissolving easily the metal, the life of extension dissolving easily the metal.

(2) The device passes through the curved inner wall of fire prevention valve body, and the bottom is all piled up to the dust that is detained in this internal of fire prevention valve, and the inner wall of fire prevention valve body is smooth not to have the edges and corners, conveniently cleans, can collect the accumulational dust of fire prevention valve body inside through the ash storage box and take out the emission together.

Drawings

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

fig. 2 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention;

fig. 3 is a schematic top view of the first rotating shaft and sliding groove structure of the present invention;

FIG. 4 is a schematic top view of the slide rail and slide block structure of the present invention;

fig. 5 is a schematic side view of the second bevel gear and the eccentric circle structure of the present invention.

In the figure: 1. a fire damper body; 2. a first rotating shaft; 3. a limiting block; 4. a sliding groove; 5. a dust storage box; 6. a fixed mount; 7. a torsion spring; 8. a groove; 9. a fixing frame; 10. a first bevel gear; 11. a knob; 12. a limiting ring; 13. a baffle plate; 14. a limiting rod; 15. a second rotating shaft; 16. a second bevel gear; 17. fixing the rod; 18. a slide rail; 19. a readily soluble metal; 20. a slider; 21. an eccentric circle.

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 an embodiment: a fire-proof valve with an ash-proof structure comprises a fire-proof valve body 1 and soluble metal 19, wherein a sliding groove 4 is fixedly arranged at the bottom end of the fire-proof valve body 1, an ash storage box 5 is inserted in the sliding groove 4, the ash storage box 5 is of a rectangular structure, the ash storage box 5 and the fire-proof valve body 1 form a sliding structure, the ash storage box 5 is convenient to take out, dust accumulated in the ash storage box 5 is poured out, a fixing frame 6 is fixedly connected to the inner wall of the bottom end of the fire-proof valve body 1, a limiting block 3 is fixedly connected to the inner wall of the fixing frame 6, a first rotating shaft 2 is fixedly connected to the middle position of the fixing frame 6 through a bearing seat, a limiting rod 14 is inserted at the bottom end of the first rotating shaft 2, a knob 11 is fixedly connected to the top end of the first rotating shaft 2, a first conical gear 10 is fixedly connected to the surface of the top end of the first rotating shaft 2, and the left side of, so that the rotation of the first bevel gear 10 drives the second bevel gear 16 to rotate, the baffle 13 is sleeved on the surface of the first rotating shaft 2, and the front surface of the top end of the baffle 13 is fixedly connected with the torsion spring 7.

According to the attached drawing 1, a limiting ring 12 is fixedly connected to the top end of the left side of a baffle 13, a hole groove is formed in the limiting ring 12, the horizontal tangent plane of the hole groove in the limiting ring 12 is of a circular structure, a groove 8 is fixedly formed in the top end of the baffle 13, the groove 8 is of a cylindrical structure, so that a torsion spring 7 in the groove 8 can move conveniently, a fixing frame 9 is fixedly connected to the top end of the torsion spring 7, a fixing rod 17 is fixedly connected to the inner wall of the bottom end of the fixing frame 9, a second rotating shaft 15 is inserted into the top end of the fixing rod 17, a second bevel gear 16 is fixedly connected to the right side of the second rotating shaft 15, an eccentric circle 21 is fixedly connected to the left side of the second rotating shaft 15, a sliding rail 18 is fixedly connected to the inner wall of the back of the fixing frame 9, a sliding block 20 is inserted into the, the sliding block 20 can move up and down on the front surface of the sliding rail 18 conveniently, and the soluble metal 19 is inserted in the sliding block 20.

The working principle is as follows: when the fire damper is used, according to the attached drawing 1, the fire damper body 1 is in a closed state currently, when the fire damper body 1 needs to be opened, the knob 11 is rotated counterclockwise, the knob 11 drives the first rotating shaft 2 to rotate counterclockwise, the first rotating shaft 2 drives the baffle 13 to rotate counterclockwise around the first rotating shaft 2, the elastic torsion of the torsion spring 7 is enhanced, according to the attached drawing 3, the counterclockwise rotation of the first rotating shaft 2 drives the sliding groove 4 to rotate counterclockwise, when the sliding groove 4 rotates ninety degrees counterclockwise, the top end of the right side of the sliding groove 4 just abuts against the right side of the limiting block 3, the baffle 13 rotates ninety degrees counterclockwise at this time, the fire damper body 1 is opened, when the fire damper body 1 is opened, the first rotating shaft 2 drives the first bevel gear 10 to rotate counterclockwise, according to the attached drawing 2, the first bevel gear 10 drives the second bevel gear 16 to rotate clockwise, the second bevel gear 16 drives the second rotating shaft 15 to rotate, the second rotating shaft 15 drives the eccentric circle 21 to rotate clockwise.

According to the attached drawing 5, the eccentric circle 21 rotates counterclockwise with the second rotating shaft 15 as the center, the top end of the eccentric circle 21 rotates to the bottom end, the sliding block 20 slides downwards along the front surface of the sliding rail 18 under the traction of gravity until the bottom end of the sliding block 20 is abutted against the top end of the limiting ring 12, the easily soluble metal 19 inserted into the sliding block 20 moves downwards along with the sliding block 20, the top end of the easily soluble metal 19 is inserted into the limiting ring 12, at the moment, the elastic torsion of the torsion spring 7 cannot push the baffle 13 to rotate clockwise to recover under the limitation of the easily soluble metal 19, the fire damper body 1 is opened, the interior of the fire damper body 1 is cleaned again, the cleaned dust is accumulated in the dust storage box 5, the dust storage box 5 is pulled towards the front surface, the dust storage box 5 is pulled out from the bottom end of the fire damper body 1, and the dust accumulated in the dust storage box 5 for a long time is.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A fire prevention valve with prevent grey structure, includes fire prevention valve body (1) and easily soluble metal (19), its characterized in that: the bottom end of the fire damper body (1) is fixedly provided with a sliding groove (4), the inside of the sliding groove (4) is inserted with a dust storage box (5), the bottom end inner wall of the fire damper body (1) is fixedly connected with a fixing frame (6), the inner wall of the fixing frame (6) is fixedly connected with a limiting block (3), the middle position of the fixing frame (6) is fixedly connected with a first rotating shaft (2) through a bearing seat, the bottom end of the first rotating shaft (2) is inserted with a limiting rod (14), the top end of the first rotating shaft (2) is fixedly connected with a knob (11), the surface of the first rotating shaft (2) is sleeved with a baffle (13), the top end of the baffle (13) is fixedly connected with a torsion spring (7), the top end of the torsion spring (7) is fixedly connected with a fixing frame (9), and the bottom end inner wall of the fixing frame (9), the utility model discloses a fixed frame, including dead lever (17), the top of dead lever (17) is inserted and is equipped with second pivot (15), and the right side fixedly connected with second bevel gear (16) of second pivot (15), the left side fixedly connected with eccentric circle (21) of second pivot (15), the back inner wall fixedly connected with slide rail (18) of fixed frame (9), and slide rail (18) openly insert and are equipped with slider (20), the inside of slider (20) is inserted and is equipped with easily soluble metal (19).

2. A fire damper having an ash protection structure as claimed in claim 1, wherein: the top end surface of the first rotating shaft (2) is fixedly sleeved with a first conical gear (10), and the left side of the first conical gear (10) is meshed with the right top end of a second conical gear (16).

3. A fire damper having an ash protection structure as claimed in claim 1, wherein: the ash storage box (5) is of a rectangular structure, and the ash storage box (5) and the fire damper body (1) form a sliding structure.

4. A fire damper having an ash protection structure as claimed in claim 1, wherein: the top end of the baffle (13) is fixedly provided with a groove (8), and the groove (8) is of a cylindrical structure.

5. A fire damper having an ash protection structure as claimed in claim 1, wherein: the left side top fixedly connected with spacing ring (12) of baffle (13), and the inside of spacing ring (12) has seted up the hole groove, the inside hole groove horizontal section of spacing ring (12) is circular structure.

6. A fire damper having an ash protection structure as claimed in claim 1, wherein: the right bottom end of the sliding block (20) is abutted to the top end of the eccentric circle (21), and the sliding block (20) and the sliding rail (18) form a sliding structure.