CN208703196U - A kind of locking mechanism of novel flame proof valve flap - Google Patents
A kind of locking mechanism of novel flame proof valve flap Download PDFInfo
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- CN208703196U CN208703196U CN201821246901.9U CN201821246901U CN208703196U CN 208703196 U CN208703196 U CN 208703196U CN 201821246901 U CN201821246901 U CN 201821246901U CN 208703196 U CN208703196 U CN 208703196U
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Abstract
The utility model discloses a kind of locking mechanisms of novel flame proof valve flap of safety of sympathetic initiation technical field, outer wall is respectively arranged with inlet tube and outlet at left and right sides of valve body, valve body right hand top inner wall and valve body bottom right side inner wall are symmetrical arranged two groups of bumper posts, and two groups of bumper post right ends pass through the explosion-proof sieve being vertically arranged and connect, locking mechanism is provided on the left of body cavity, it is open in usual that flap is made in flame proof valve by the utility model, and the structure of counter weight makes flap just at full-gear, the pressure loss of reduction system, counter weight position is adjustable, it is unitized to be conducive to manufacturer's product, be conducive to itself adjusting for cracking pressure, attract magnetic force locked inlet tube using permanent magnet, make flap tightly gluing, sealing, isolation effect reaches best, the slip of flame is reduced to zero, it improves the safety of use.
Description
Technical field
The utility model relates to safety of sympathetic initiation technical field, specially a kind of locking mechanism of novel flame proof valve flap.
Background technique
The flame proof valve used that circulates in the market is mostly normally closed type, and the circulating pressure for leaning on dust in normal work is needed to beat
Valve opening valve causes operating system certain pressure.Opening angle is influenced by operating pressure, causes dust in flame proof valve
In dust stratification problem it is serious.Most important link is exactly locked after flap closure in flame proof valve, in existing technology to make more
With the structure or similar principles of springlock, the locked of this structure inherently leaves one at the angular cut of flap and suction flange
Explosion time is occurring for fixed gap, and flame probably spreads the intensity of a fire by gap, the effect of being unable to reach complete flame proof, is
This, it is proposed that a kind of locking mechanism of novel flame proof valve flap.
Utility model content
The purpose of this utility model is to provide a kind of locking mechanisms of novel flame proof valve flap, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the utility model provides the following technical solutions: a kind of locked machine of novel flame proof valve flap
Structure, including valve body, valve body left and right sides outer wall are respectively arranged with inlet tube and outlet, and valve body right hand top inner wall and valve body are right
Side bottom inner wall is symmetrical arranged two groups of bumper posts, and two groups of bumper post right ends pass through the explosion-proof sieve connection being vertically arranged, valve body
It is provided with locking mechanism on the left of inner cavity, and locking mechanism includes that flap is connect with inlet tube right end, flap bottom surface opens up and import
The seal groove that pipe right end matches, and seal groove inner wall is evenly arranged with permanent magnet blocks, flap top surface is provided with arc rubber slab,
And compressed spring is evenly arranged in arc rubber slab and the cavity of flap formation, flap top is equipped with shaft, shaft front and back
Both ends all extend on the outside of valve body, and shaft rear and front end is hinged with strut, and strut is socketed with counterweight far from one end of shaft
Hammer.
Preferably, bumper post includes the sleeve for being mounted on valve interior wall, and sleeve inner left wall is provided with buffer spring, buffering
Spring right end is connect with T-bar left end, and T-bar left end top and bottom is provided with pulley, and sleeve lining is offered and slided
The sliding slot to match is taken turns, T-bar right end is extended on the outside of sleeve and connect with explosion-proof sieve.
Preferably, strut top exterior walls are provided with external screw thread, and counter weight is hollow cylindrical, counter weight inner wall offer with
The internal screw thread that external screw thread matches, strut are connected through a screw thread with counter weight, are provided with centimeter scale below strut top exterior walls
Line.
Preferably, counter weight outer wall is provided with positioning pin, and strut top exterior walls offer and determine with what positioning pin matched
Position hole.
Preferably, explosion-proof sieve is the explosion-proof sieve of steel alloy, and explosion-proof sieve outer wall is uniformly provided with S-shaped logical in section
Hole.
Preferably, flap is round flap, and the cross-sectional width of flap is greater than the aperture of inlet tube.
Compared with prior art, the utility model has the beneficial effects that
1. flame proof valve is made the utility model, flap is open in usual, and the structure of counter weight makes flap just at complete
Open state reduces the pressure loss of system；
2. the counter weight position of the utility model is adjustable, is conducive to manufacturer's product and unitizes, batch production, for making
With producer, be conducive to itself adjusting for cracking pressure, it is practical, improve the service life of entire flame proof valve；
3. the utility model attracts magnetic force locked inlet tube using permanent magnet, make flap tightly gluing, sealing, isolation effect
Fruit reaches most preferably, and the slip of flame is reduced to zero, improves the safety of use.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model locking mechanism structural schematic diagram；
Fig. 3 is the utility model bumper post structural schematic diagram.
In figure: 1 valve body, 2 inlet tubes, 3 outlets, 4 bumper posts, 41 sleeves, 42 buffer springs, 43T shape bar, 44 pulleys,
5 explosion-proof sieves, 6 locking mechanisms, 61 struts, 62 counter weights, 63 shafts, 64 flaps, 65 seal grooves, 66 arc rubber slabs, 67 pressures
Contracting spring.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of locking mechanism of novel flame proof valve flap,
Including valve body 1,1 left and right sides outer wall of valve body is respectively arranged with inlet tube 2 and outlet 3,1 right hand top inner wall of valve body and valve body
1 bottom right side inner wall is symmetrical arranged two groups of bumper posts 4, causes convenient for buffering explosion time flow reversal to explosion-proof sieve 5
Pressure improves the safety of device, and two groups of 4 right ends of bumper post pass through the explosion-proof sieve 5 being vertically arranged and connect, 1 inner cavity of valve body
Left side is provided with locking mechanism 6, and locking mechanism 6 includes that flap 64 is connect with 2 right end of inlet tube, 64 bottom surface of flap open up with into
The seal groove 65 that mouthful 2 right end of pipe matches, and 65 inner wall of seal groove is evenly arranged with permanent magnet blocks, inlet tube 2 be stainless steel into
Mouthful pipe, permanent magnet blocks make flap 64 tightly with 2 gluing, sealing of inlet tube, and isolation effect reaches most preferably, and the slip of flame is reduced to
Zero, it improves the safety of use, 64 top surface of flap is provided with arc rubber slab 66, and arc rubber slab 66 can be by the gas of reflux
Pressure is dispersed, and is reduced air pressure level, is eliminated air pressure, and arc rubber slab 66 and flap after facilitating 67 forced compression of compressed spring
It is evenly arranged with compressed spring 67 in 64 cavitys formed, 64 top of flap is equipped with shaft 63, and 63 rear and front end of shaft is prolonged
1 outside of valve body is extended to, and 63 rear and front end of shaft is hinged with strut 61, strut 61 is socketed with counterweight far from one end of shaft 63
Hammer 62, the structure of counter weight 62 makes flap 64, just at full-gear, be reduced the pressure loss of system by gravity.
Wherein, bumper post 4 includes the sleeve 41 for being mounted on 1 inner wall of valve body, and 41 inner left wall of sleeve is provided with buffer spring
42,42 right end of buffer spring is connect with 43 left end of T-bar, and 43 left end top and bottom of T-bar is provided with pulley 44, and sleeve
41 inner walls offer the sliding slot to match with pulley 44, and 43 right end of T shape bar extends to 41 outside of sleeve and connects with explosion-proof sieve 5
It connects, explosion time occurs, high pressure draught is redirected back into 1 inner cavity of valve body from outlet 3, and explosion-proof sieve 5 is pushed T by effects of air pressure to the left
Shape bar 43 makes the compression of buffer spring 42 buffer air pressure suffered by explosion-proof sieve 5, effectively improves the service life of explosion-proof sieve 5,
Pulley 44 is not only convenient for 43 stretching motion of T-bar, also effectively reduces the abrasion between T-bar 43 and sleeve 41；
61 top exterior walls of strut are provided with external screw thread, and counter weight 62 is hollow cylindrical, 62 inner wall of counter weight offer with
The internal screw thread that external screw thread matches, strut 61 are connected through a screw thread with counter weight 62, are provided with below strut 61 top exterior walls li
Rice graduation mark moves left and right counter weight 62 in 61 outer wall of strut by staff's turning to counter weight 62, convenient for accurate
The effective length of strut 61 and the quality of counter weight 62 are adjusted, keeps flap 64 properly balanced in full open angle, mitigates dedusting
The pressure loss of system；
62 outer wall of counter weight is provided with positioning pin, and 61 top exterior walls of strut offer the positioning to match with positioning pin
Hole avoids the sliding of counter weight 62 from influencing the opening angle of flap 64 convenient for the position of secured adjusted counter weight 62 after good；
Explosion-proof sieve 5 is the explosion-proof sieve of steel alloy, and convenient for improving the crushing resistance of explosion-proof sieve 5, and 5 outer wall of explosion-proof sieve is equal
It is even to offer the S-shaped through-hole in section, convenient for dispersing the high pressure gas of reflux, avoid the excessive damage caused to valve body 1 of air pressure；
Flap 64 is round flap, and the cross-sectional width of flap 64 is greater than the aperture of inlet tube 2, convenient for flap 64 seal into
Mouth pipe 2.
Working principle: when the equipment is in off position, flap 64 is hanging, and counter weight 62 and flap 64 are in balance
State, flap 64 are in the state of maximum opening angle；
When the equipment works normally, dust directly passes through 1 inner cavity of valve body, will not have an impact to other structures, locks
Mechanism 6 keeps state when not working；
When the equipment operation irregularity exploding the case where, air pressure flame wave enters 1 inner cavity of valve body through outlet 3, first
First explosion-proof sieve 5 is pushed T-bar 43 by effects of air pressure to the left, and the compression of buffer spring 42 is made to buffer air pressure suffered by explosion-proof sieve 5,
Explosion-proof 5 outer wall of sieve is uniformly provided with the S-shaped through-hole in section and avoids air pressure convenient for tentatively dispersing the high pressure gas of reflux
Lead to the damage to valve body 1 greatly, then the reflux gas after preliminary dispersion impacts arc rubber slab 66, and flap 64 is closed, permanent magnetism
Body block makes flap 64 tightly with 2 gluing, sealing of inlet tube, and isolation effect reaches most preferably, and the slip of flame is reduced to zero, improves
The safety used；
When the equipment needs to overhaul flame proof valve, the position of counter weight 62 is adjusted, it is made to be restored to factory state.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of locking mechanism of novel flame proof valve flap, including valve body (1), it is characterised in that: outer wall at left and right sides of valve body (1)
It is respectively arranged with inlet tube (2) and outlet (3), valve body (1) right hand top inner wall is symmetrically set with valve body (1) bottom right side inner wall
Two groups of bumper posts (4) are set, and two groups of bumper post (4) right ends pass through explosion-proof sieve (5) connection being vertically arranged, valve body (1) inner cavity
Left side is provided with locking mechanism (6), and locking mechanism (6) includes connecting flap (64) with inlet tube (2) right end, flap (64) bottom
Face opens up the seal groove (65) to match with inlet tube (2) right end, and seal groove (65) inner wall is evenly arranged with permanent magnet blocks, valve
Valve (64) top surface is provided with arc rubber slab (66), and is uniformly arranged in the cavity that is formed with flap (64) of arc rubber slab (66)
Have compressed spring (67), flap (64) top is equipped with shaft (63), and shaft (63) rear and front end all extends to valve body (1) outside
Side, and shaft (63) rear and front end is hinged with strut (61), strut (61) is socketed with counter weight far from the one end of shaft (63)
(62)。
2. a kind of locking mechanism of novel flame proof valve flap according to claim 1, it is characterised in that: bumper post (4) packet
The sleeve (41) for being mounted on valve body (1) inner wall is included, sleeve (41) inner left wall is provided with buffer spring (42), buffer spring (42)
Right end is connect with T-bar (43) left end, and T-bar (43) left end top and bottom is provided with pulley (44), and in sleeve (41)
Wall offers the sliding slot to match with pulley (44), T-bar (43) right end extend on the outside of sleeve (41) and with explosion-proof sieve (5)
Connection.
3. a kind of locking mechanism of novel flame proof valve flap according to claim 1, it is characterised in that: at the top of strut (61)
Outer wall is provided with external screw thread, counter weight (62) is hollow cylindrical, and counter weight (62) inner wall is offered to match with external screw thread
Internal screw thread, strut (61) are connected through a screw thread with counter weight (62), are provided with centimeter scale line below strut (61) top exterior walls.
4. a kind of locking mechanism of novel flame proof valve flap according to claim 1, it is characterised in that: counter weight (62) is outside
Wall is provided with positioning pin, and strut (61) top exterior walls offer the location hole to match with positioning pin.
5. a kind of locking mechanism of novel flame proof valve flap according to claim 1, it is characterised in that: explosion-proof sieve (5)
For the explosion-proof sieve of steel alloy, and explosion-proof sieve (5) outer wall is uniformly provided with the S-shaped through-hole in section.
6. a kind of locking mechanism of novel flame proof valve flap according to claim 1, it is characterised in that: flap (64) is circle
Shape flap, and the cross-sectional width of flap (64) is greater than the aperture of inlet tube (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821246901.9U CN208703196U (en) | 2018-08-03 | 2018-08-03 | A kind of locking mechanism of novel flame proof valve flap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821246901.9U CN208703196U (en) | 2018-08-03 | 2018-08-03 | A kind of locking mechanism of novel flame proof valve flap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208703196U true CN208703196U (en) | 2019-04-05 |
Family
ID=65941545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821246901.9U Active CN208703196U (en) | 2018-08-03 | 2018-08-03 | A kind of locking mechanism of novel flame proof valve flap |
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| Country | Link |
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| CN (1) | CN208703196U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110725977A (en) * | 2019-10-26 | 2020-01-24 | 五洲阀门股份有限公司 | Actuator check valve |
| WO2022177112A1 (en) * | 2021-02-22 | 2022-08-25 | 동아대학교 산학협력단 | Check valve for cryogenic fluid |
| CN115143307A (en) * | 2022-09-05 | 2022-10-04 | 陕西中桥明智能科技有限公司 | Check valve for rotary vane vacuum pump |
| CN116877708A (en) * | 2023-09-06 | 2023-10-13 | 中煤科工集团沈阳研究院有限公司 | Wind distributor and comprehensive digging working face efficient dust catching system |
-
2018
- 2018-08-03 CN CN201821246901.9U patent/CN208703196U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110725977A (en) * | 2019-10-26 | 2020-01-24 | 五洲阀门股份有限公司 | Actuator check valve |
| WO2022177112A1 (en) * | 2021-02-22 | 2022-08-25 | 동아대학교 산학협력단 | Check valve for cryogenic fluid |
| KR20220120034A (en) * | 2021-02-22 | 2022-08-30 | 동아대학교 산학협력단 | Check Valve for Cryogenic Temperature Fluid |
| KR102462524B1 (en) * | 2021-02-22 | 2022-11-03 | 동아대학교 산학협력단 | Check Valve for Cryogenic Temperature Fluid |
| CN115143307A (en) * | 2022-09-05 | 2022-10-04 | 陕西中桥明智能科技有限公司 | Check valve for rotary vane vacuum pump |
| CN116877708A (en) * | 2023-09-06 | 2023-10-13 | 中煤科工集团沈阳研究院有限公司 | Wind distributor and comprehensive digging working face efficient dust catching system |
| CN116877708B (en) * | 2023-09-06 | 2023-11-28 | 中煤科工集团沈阳研究院有限公司 | Wind distributor and comprehensive digging working face efficient dust catching system |
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