CN211175529U - Fire-proof valve - Google Patents
Fire-proof valve Download PDFInfo
- Publication number
- CN211175529U CN211175529U CN201921935593.5U CN201921935593U CN211175529U CN 211175529 U CN211175529 U CN 211175529U CN 201921935593 U CN201921935593 U CN 201921935593U CN 211175529 U CN211175529 U CN 211175529U
- Authority
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- China
- Prior art keywords
- blade
- valve body
- fire damper
- riveting
- rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 230000002265 prevention Effects 0.000 claims abstract description 8
- 239000002184 metal Substances 0.000 claims description 8
- 230000007306 turnover Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 15
- 239000012634 fragment Substances 0.000 abstract description 5
- 238000009423 ventilation Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 239000000779 smoke Substances 0.000 description 8
- 238000007789 sealing Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000036760 body temperature Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a fire prevention valve, including valve body, blade, fire prevention valve actuating mechanism, 70 ℃ cone block temperature sensor, the valve body inboard is provided with the support, the valve body inlet end all is provided with flange with the end of giving vent to anger, the support outside is provided with the shell fragment, the shell fragment both ends all are provided with the blade, be provided with the blade axle on the blade, the blade passes through the blade clamp plate and connects the blade axle, two be provided with the connecting rod between the blade axle. The utility model discloses rational in infrastructure, the device adopts multiunit blade axle and blade cooperation, can play effectual ventilation effect when opening, and the connecting rod of mutually supporting when closing can merge fast, improves and seals the effect, and easy operation utilizes the fuse ability of leading temperature and 46 of 70 ℃ cone block temperature sensor, and when the temperature rose the limit value, can make the reaction fast and in time close the blade axle, improves the security, utilizes the riveting mode to assemble and install, has improved the installation effectiveness.
Description
Technical Field
The utility model relates to a fire prevention valve field especially relates to fire prevention valve.
Background
The smoke exhaust fire damper is a fire-fighting part, is generally installed on a pipeline of a mechanical smoke exhaust system, is in a closed state at ordinary times, is opened to exhaust smoke when a fire disaster occurs, is closed when the temperature of smoke in a smoke exhaust pipeline reaches 280 ℃, meets the requirements of smoke leakage amount and fire resistance integrity within a certain time, and plays a role in smoke isolation and fire resistance.
The general fire prevention valve all adopts the single blade formula to carry out the back-fire relief, and such back-fire relief effect is not ideal to at the assembled, the fire prevention valve adopts the welding mode, and machining efficiency is not high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a fire prevention valve for solving above-mentioned problem.
The utility model discloses a following technical scheme realizes above-mentioned purpose:
the fire valve comprises a valve body, blades, a fire valve actuating mechanism and a 70 ℃ cone block temperature sensor, wherein a support is arranged on the inner side of the valve body, connecting flanges are arranged at the air inlet end and the air outlet end of the valve body respectively, an elastic sheet is arranged on the outer side of the support, the blades are arranged at two ends of the elastic sheet respectively, blade shafts are arranged on the blades and are connected with the blade shafts through blade pressing plates, a connecting rod is arranged between the two blade shafts, a turnover rod is arranged between the connecting rod and the blade shafts, one end of each blade shaft is connected with a linkage rod, a spring is arranged between the linkage rod and the valve body, the other end of the valve body is connected with the fire valve actuating mechanism, the fire valve actuating mechanism is connected with the 70 ℃ cone block temperature sensor, the 70 ℃ cone block temperature sensor penetrates through the valve body temperature sensing end to be arranged on the inner side of the valve, an S-shaped clamping plate is arranged between the two blades, and a blade elastic sheet is arranged between the S-shaped clamping plate and the blades.
Preferably: the fire damper actuating mechanism comprises a remote rod, a shell, a positioning hole and a clutch, the shell is connected to the valve body through riveting, the remote rod is connected to the shell in a rotating mode, the clutch is connected with the remote rod and the blade shaft, and a metal fuse piece is connected to the clutch.
So set up, the metal fuse piece fuses after being heated to the clutch breaks away from, blade axle rear end receives the traction force of spring, makes the blade axle is rotatory, thereby makes the blade close.
Preferably: the connecting flange is connected with the valve body through riveting.
So set up, flange plays the effect of connecting external pipeline, and it is strong to connect stability through the riveting.
Preferably: the spring is connected with the linkage rod and the valve body through pins, and the linkage rod is connected with the blade shaft through keys.
So set up, the spring plays and provides traction force effect, guarantees that the device can in time close.
Preferably: the turning and folding rod is connected with the connecting rod through a pin, and the turning and folding rod is connected with the blade through riveting.
So set up, the folding rod plays the connection effect, the connecting rod plays the linkage effect, guarantees that all blades can all close.
Preferably: the baffle is connected to the valve body by riveting.
So set up, the baffle plays sealed and limiting displacement.
Preferably: the support is connected to the valve body through riveting, and the elastic sheet is connected to the support through riveting.
According to the arrangement, the support plays a supporting role, and the elastic sheet plays a limiting role in the blade, so that the compactness of the blade between every two blades is ensured.
Preferably: the S-shaped clamping plate is connected with the blade through riveting, and the blade elastic sheet is connected with the S-shaped clamping plate through riveting.
So set up, the S type splint play the installation the blade shell fragment effect, the blade shell fragment play with the blade cooperation guarantees sealed effect.
Preferably: the blade is connected with the valve body and the support in a rotating mode, and the two blade shafts are connected through a coupler.
So configured, the vane shaft functions to rotate the vanes.
Preferably: the blade pressing plate is connected to the blade through riveting.
So set up, the blade clamp plate plays the connection the blade with the blade axle effect has guaranteed joint strength through the riveting connection.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the device has reasonable structure, adopts the matching of a plurality of groups of blade shafts and blades, can play an effective ventilation effect when being opened, can be quickly combined by mutually matching connecting rods when being closed, and improves the sealing effect;
2. the operation is simple, the temperature conduction of the 70 ℃ cone block temperature sensor and the fusing capability of the 46 ℃ cone block temperature sensor are utilized, when the temperature rises to a limit value, a response can be made quickly, the blade shaft can be closed in time, and the safety is improved;
3. and the riveting mode is utilized for assembling and mounting, so that the mounting efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a front view of the fire damper of the present invention;
FIG. 2 is a sectional view taken along line A-A of the fire damper of the present invention;
fig. 3 is a left side view of the fire damper of the present invention;
FIG. 4 is a C-C sectional view of the fire damper of the present invention;
FIG. 5 is a sectional view taken along line B-B of the fire damper of the present invention;
FIG. 6 is an enlarged view of a portion E of the fire damper of the present invention;
FIG. 7 is an enlarged view of a portion F of the fire damper of the present invention;
fig. 8 is a partial enlarged view of the part D of the fire damper of the present invention.
The reference numerals are explained below:
1. a valve body; 2. a blade; 3. a blade shaft; 4. a fire damper actuator; 5. cone block temperature sensor at 70 deg.C; 6. a connecting rod; 7. a spring; 8. a baffle plate; 9. a spring plate; 10. a support; 11. a blade pressing plate; 12. a leaf spring; 13. an S-shaped splint; 14. a connecting flange; 15. a linkage rod; 16. a folding rod; 41. a remote lever; 42. a housing; 43. positioning holes; 44. a clutch; 45. and (4) a metal fuse piece.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be further explained with reference to the accompanying drawings:
example 1
As shown in fig. 1-8, the fire damper comprises a valve body 1, a blade 2, a fire damper actuator 4, a 70 ℃ cone block temperature sensor 5, a support 10 is arranged on the inner side of the valve body 1, connecting flanges 14 are arranged at the air inlet end and the air outlet end of the valve body 1, a spring sheet 9 is arranged on the outer side of the support 10, blades 2 are arranged at the two ends of the spring sheet 9, blade shafts 3 are arranged on the blades 2, the blades 2 are connected with the blade shafts 3 through blade pressing plates 11, a connecting rod 6 is arranged between the two blade shafts 3, a turnover rod 16 is arranged between the connecting rod 6 and the blade shafts 3, one end of each blade shaft 3 is connected with a linkage rod 15, a spring 7 is arranged between the linkage rod 15 and the valve body 1, the other end of the valve body 1 is connected with the fire damper actuator 4, the fire damper actuator 4 is connected with the 70 ℃ cone block temperature sensor 5, the 70 ℃ cone block temperature sensor 5 penetrates through the, an S-shaped clamping plate 13 is arranged between the two blades 2, and a blade elastic sheet 12 is arranged between the S-shaped clamping plate 13 and the blades 2.
Preferably: the fire-proof valve actuating mechanism 4 comprises a remote rod 41, a shell 42, a positioning hole 43 and a clutch 44, wherein the shell 42 is connected to the valve body 1 through riveting, the remote rod 41 is rotationally connected with the shell 42, the clutch 44 is connected with the remote rod 41 and the blade shaft 3, the clutch 44 is connected with a metal fuse sheet 45, the metal fuse sheet 45 is fused after being heated, so that the clutch 44 is separated, the rear end of the blade shaft 3 is pulled by a spring 7, the blade shaft 3 is rotated, and the blade 2 is closed; the connecting flange 14 is connected with the valve body 1 through riveting, the connecting flange 14 plays a role in connecting an external pipeline, and the stability of connection is high through riveting; the spring 7 is connected with the linkage rod 15 and the valve body 1 through a pin, the linkage rod 15 is connected with the blade shaft 3 in a key mode, and the spring 7 plays a role in providing traction force and ensures that the device can be closed in time; the turning rod 16 is connected with the connecting rod 6 through a pin, the turning rod 16 is connected with the blades 2 through riveting, the turning rod 16 plays a connecting role, the connecting rod 6 plays a linkage role, and all the blades 2 can be completely closed; the baffle 8 is connected to the valve body 1 through riveting, and the baffle 8 plays a role in sealing and limiting; the support 10 is connected to the valve body 1 through riveting, the elastic sheet 9 is connected to the support 10 through riveting, the support 10 plays a supporting role, and meanwhile, the elastic sheet 9 plays a role of limiting the blades 2, so that the compactness of the blades 2 between every two blades is ensured; the S-shaped clamping plate 13 is connected with the blade 2 through riveting, the blade elastic sheet 12 is connected to the S-shaped clamping plate 13 through riveting, the S-shaped clamping plate 13 plays a role in installing the blade elastic sheet 12, and the blade elastic sheet 12 plays a role in ensuring sealing through matching with the blade 2; the blade 2 is rotationally connected with the valve body 1 and the support 10, the two blade shafts 3 are connected through a coupler, and the blade shafts 3 play a role of rotating the blade 2; blade clamp plate 11 is connected in blade 2 through the riveting, and blade clamp plate 11 plays connecting blade 2 and the effect of blade axle 3, has guaranteed joint strength through the riveting.
The working principle is as follows: utilize flange 14 to install the device on the pipeline, at ordinary times, pull remote lever 41, can drive blade axle 3 and blade 2, utilize the linkage of connecting rod 6 and gangbar 15 simultaneously, open blade axle 3, make inside ventilation effect better, after inside high temperature dense smoke that produces, 70 ℃ cone temperature sensor 5 detects the temperature, when reaching 70 degrees centigrade, 70 ℃ cone temperature sensor 5 conveys the temperature to metal fuse piece 45, metal fuse piece 45 is fused or is buckled, clutch 44 loosens remote lever 41, blade axle 3 receives the traction force of spring 7 this moment, spring 7 drives blade axle 3 upset, through the linkage ring of connecting rod 6 and turnover rod 16, all blade axles 3 are rotatory, can close all blades 2, through the cooperation of blade shell fragment 12 between two blades 2, the cooperation of baffle 8 is passed through at blade 2 both ends, sealed effect has been guaranteed.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.
Claims (10)
1. Fire prevention valve, its characterized in that: comprises a valve body (1), blades (2), a fire damper actuating mechanism (4) and a 70 ℃ cone block temperature sensor (5), wherein a support (10) is arranged on the inner side of the valve body (1), connecting flanges (14) are respectively arranged at the air inlet end and the air outlet end of the valve body (1), an elastic sheet (9) is arranged on the outer side of the support (10), the blades (2) are respectively arranged at the two ends of the elastic sheet (9), blade shafts (3) are arranged on the blades (2), the blades (2) are connected with the blade shafts (3) through blade pressing plates (11), a connecting rod (6) is arranged between the two blade shafts (3), a turnover rod (16) is arranged between the connecting rod (6) and the blade shafts (3), one end of each blade shaft (3) is connected with a linkage rod (15), and a spring (7) is arranged between the linkage rod (15) and the valve body (1), the fire damper is characterized in that the other end of the valve body (1) is connected with a fire damper actuating mechanism (4), the fire damper actuating mechanism (4) is connected with a 70 ℃ cone block temperature sensor (5) and the 70 ℃ cone block temperature sensor (5) penetrates through the temperature sensing end of the valve body (1) to the inner side of the valve body (1), a baffle (8) is arranged between the blades (2) and the valve body (1), an S-shaped clamping plate (13) is arranged between the blades (2), and a blade elastic sheet (12) is arranged between the S-shaped clamping plate (13) and the blades (2).
2. The fire damper of claim 1, wherein: the fire damper actuating mechanism (4) comprises a remote rod (41), a shell (42), a positioning hole (43) and a clutch (44), the shell (42) is connected with the valve body (1), the remote rod (41) is connected with the shell (42), the clutch (44) is connected with the remote rod (41) and the blade shaft (3), and a metal fuse piece (45) is connected on the clutch (44).
3. The fire damper of claim 1, wherein: the connecting flange (14) is connected with the valve body (1) through riveting.
4. The fire damper of claim 1, wherein: the spring (7) is connected with the linkage rod (15) and the valve body (1) through a pin, and the linkage rod (15) is connected with the blade shaft (3) through a key.
5. The fire damper of claim 1, wherein: the turning rod (16) is connected with the connecting rod (6) through a pin, and the turning rod (16) is connected with the blade (2) through riveting.
6. The fire damper of claim 1, wherein: the baffle (8) is connected to the valve body (1) through riveting.
7. The fire damper of claim 1, wherein: the support (10) is connected to the valve body (1) through riveting, and the elastic sheet (9) is connected to the support (10) through riveting.
8. The fire damper of claim 1, wherein: the S-shaped clamping plate (13) is connected with the blade (2) through riveting, and the blade elastic sheet (12) is connected with the S-shaped clamping plate (13) through riveting.
9. The fire damper of claim 1, wherein: the blade (2) is rotatably connected with the valve body (1) and the support (10), and the two blade shafts (3) are connected through a coupler.
10. The fire damper of claim 1, wherein: the blade pressing plate (11) is connected to the blade (2) through riveting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921935593.5U CN211175529U (en) | 2019-11-11 | 2019-11-11 | Fire-proof valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921935593.5U CN211175529U (en) | 2019-11-11 | 2019-11-11 | Fire-proof valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211175529U true CN211175529U (en) | 2020-08-04 |
Family
ID=71804445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921935593.5U Expired - Fee Related CN211175529U (en) | 2019-11-11 | 2019-11-11 | Fire-proof valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211175529U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112780785A (en) * | 2019-11-11 | 2021-05-11 | 四川泓奇航都科技有限公司 | Fire-proof valve |
-
2019
- 2019-11-11 CN CN201921935593.5U patent/CN211175529U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112780785A (en) * | 2019-11-11 | 2021-05-11 | 四川泓奇航都科技有限公司 | Fire-proof valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200804 |