CN208348536U - A kind of crystallization baiting valve - Google Patents

A kind of crystallization baiting valve Download PDF

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Publication number
CN208348536U
CN208348536U CN201820996410.XU CN201820996410U CN208348536U CN 208348536 U CN208348536 U CN 208348536U CN 201820996410 U CN201820996410 U CN 201820996410U CN 208348536 U CN208348536 U CN 208348536U
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CN
China
Prior art keywords
valve
cavity
feed inlet
valve body
flap
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Application number
CN201820996410.XU
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Chinese (zh)
Inventor
王中梁
涂志金
朱德炜
张作芳
张作银
王忠福
陈雷
姜方梁
王良和
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WENZHOU JINXIN VALVE CO Ltd
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WENZHOU JINXIN VALVE CO Ltd
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Priority to CN201820996410.XU priority Critical patent/CN208348536U/en
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Publication of CN208348536U publication Critical patent/CN208348536U/en
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Abstract

The utility model relates to a kind of crystallization baiting valves, it include valve body, valve rod and flap are equipped in valve body, the valve body upper end is fixed with charging seat, the feed inlet being vertically arranged is offered on the charging seat, valve body side offers horizontally disposed discharge port, the feed inlet is connected with discharge port through the intracorporal valve chamber of valve, the valve chamber includes the first cavity being vertically arranged and the second cavity being obliquely installed, the valve body lower end offers the through-hole being connected to second cavity, valve rod passes through through-hole, flap setting is located on the intracorporal one end of the first chamber in valve rod, flap corresponds to gating location equipped with sealed groove, sealing ring is equipped in sealed groove, flap is to being extended with stud at feed inlet, stud periphery is arranged with the nut for being pressed on sealing ring in sealed groove, sealing ring position is corresponded on charging seat equipped with seal boss.Above-mentioned technical proposal solves existing crystallization baiting valve using metal hard-sealing, the poor and easy to wear problem of leakproofness.

Description

A kind of crystallization baiting valve
Technical field
The utility model relates to valve fields, particularly relate to a kind of crystallization baiting valve.
Background technique
Crystallization baiting valve is widely used in the industries such as petroleum, chemical industry, coalification, and it includes valve body that traditional type, which crystallizes baiting valve, Valve rod and flap are equipped in the valve body, the valve body includes feed zone and the discharging with feed zone lower end inclination connection Section, is provided with the through-hole for being connected to and extending downwardly with the valve inner, the valve rod is worn at the lower wall of the discharging section The through-hole is crossed, the flap is arranged on one end that valve rod is located in the feed zone, and the inlet of the feed end is equipped with Valve circle, the outer peripheral surface of the flap and valve circle cooperation seal.
Traditional type crystallizes the sealing of baiting valve, is that the outer peripheral surface of flap and valve circle cooperation seal, to reach valve body The purpose of sealing, and since flap and valve circle are using metal hard-sealing, leakproofness is poor, and uses for a long time, easy to wear, shadow Ring the service life of components.
Summary of the invention
The purpose of this utility model: in order to overcome the drawbacks of the prior art, the utility model provides a kind of good airproof performance Crystallization baiting valve.
The technical solution of the utility model includes: a kind of crystallization baiting valve, includes valve body, is equipped with valve rod and flap in valve body, The valve body upper end is fixed with charging seat, and the feed inlet being vertically arranged is offered on the charging seat, and valve body side offers water The discharge port of flat setting, the feed inlet are connected with discharge port through the intracorporal valve chamber of valve, and the valve chamber includes to be vertically arranged First cavity and the second cavity being obliquely installed, the upper end of first cavity are connected with feed inlet, the lower end of the first cavity and The conducting of second cavity upper end, the lower end of second cavity are connected with discharge port, and the valve body lower end offers and described second The through-hole of cavity connection, the axis of the through-hole are overlapped with the axis of the feed inlet, and the valve rod sequentially passes through the through-hole With the second cavity, the valve rod is extended in the first cavity, and the flap setting is located on the intracorporal one end of the first chamber in valve rod, The flap corresponds to gating location equipped with sealed groove, is equipped with sealing ring in the sealed groove, and the flap is to feed inlet Place is extended with stud, and the stud periphery is arranged with the nut for being pressed on sealing ring in sealed groove, the charging seat Upper corresponding sealing ring position is equipped with seal boss.
By adopting the above technical scheme, pass through the sealing ring on flap between the activity space on charging seat and the valve chamber of valve body It is sealed with seal boss cooperation on charging seat, reaches the opening and closing of valve body, medium flows into the first cavity, the from the feed inlet of charging seat Then two cavitys are flowed out from discharge port, valve inner modular construction is simple, dead angle is not present, so that when the medium approach valve, Valve chamber does not have residual medium and generates bacterium source;Using sealing ring sealing, not only cost is relatively low, but also installs and replace more square Just, production cost is reduced;Since sealing ring is compressed without adjusting, so that unlatching and closing more laborsaving.And above-mentioned each portion The combination of part, make the structure of the valve compared with the prior art for it is more simple, to reduce processing cost.
The further setting of the utility model: it is recessed equipped with annular to be located at seal boss periphery on the lower end surface of the charging seat Mouthful.
Using above-mentioned further setting, the opening of annular notch is arranged towards sealing ring, so that charging seat removes seal boss Outside, rest part is vacantly arranged with flap, does not contradict with sealing ring, reduces component wear, postpones service life.
The further setting of the utility model: the charging seat includes annular cover plate, and the annular cover plate inner ring is equipped with Seal receptacle, the seal boss and annular notch are arranged on the lower end surface of seal receptacle, and the annular cover plate is along feed inlet axis The thickness in direction is greater than seal receptacle along the thickness of feed inlet axis direction, and the lower end surface one of the annular cover plate and seal receptacle is oblique The connection in face, annular cover plate are fixedly connected with the valve body.
Further it is arranged using above-mentioned, the charging seat of feed inlet side is thinning, enables the feed inlet place of charging seat The residual medium held is reduced.
The further setting again of the utility model: being additionally provided with gasket seal between the sealing ring and nut, described close Gasket is set in stud periphery.
Using above-mentioned setting further again, prevents both sealing ring and nut from directly contacting, be also easy to produce abrasion.
The further setting again of the utility model: it is located above nut on the stud and offers axis hole, the axis hole Inside it is equipped with the locking piece for preventing nut from generating loosening upwards.
Using above-mentioned setting further again, locking piece forms nut and squeezes, to prevent nut from generating loosening upwards.
Detailed description of the invention
Fig. 1 is the structure chart of the utility model;
Fig. 2 is the sealing state figure of the utility model;
Fig. 3 is the valve flap structure figure of the utility model;
Fig. 4 is the partial enlarged view of the I portion intercepts from Fig. 1.
Specific embodiment
As shown in Figs 1-4, a kind of crystallization baiting valve of the utility model includes valve body 1, is equipped with 3 He of valve rod in valve body 1 Flap 5,1 upper end of valve body are fixed with charging seat 2, the feed inlet 21 being vertically arranged, valve body 1 are offered on the charging seat 2 Side offers horizontally disposed discharge port 11, and the feed inlet 21 is connected with discharge port 21 through the valve chamber 4 in valve body 1, described Valve chamber 4 includes the second cavity 42 that first be vertically arranged cavity 41 He be obliquely installed, the upper end of first cavity 41 with Feed inlet 21 is connected, and the lower end of the first cavity 41 is connected with 42 upper end of the second cavity, the lower end of second cavity 42 and discharging Mouth 11 is connected, and 1 lower end of valve body offers the through-hole 12 being connected to second cavity 42, the axis of the through-hole 12 and institute The axis for stating feed inlet 21 is overlapped, and the valve rod 3 sequentially passes through the through-hole 12 and the second cavity 42, and the valve rod 3 extends to In first cavity 41, the flap 5 is arranged on one end that valve rod 3 is located in the first cavity 41, the corresponding feed inlet of the flap 5 21 positions are equipped with sealed groove 51, are equipped with sealing ring 6 in the sealed groove 51, and the flap 5 is to being extended at feed inlet 21 Stud 7,7 periphery of stud are arranged with the nut 8 for being pressed on sealing ring 6 in sealed groove 51, on the charging seat 2 Corresponding 6 position of sealing ring is equipped with seal boss 22.Pass through flap 5 on charging seat between 21 activity space and the valve chamber 4 of valve body 1 On sealing ring 6 and charging seat 2 on the cooperation of seal boss 22 seal, reach the opening and closing of valve body 1, when operation, flap 5 downward away from Charging seat 2, medium flow into the first cavity 41, the second cavity 42 from the feed inlet 2 of charging seat 2, then flow out from discharge port 11, valve 1 internal part structure of body is simple, dead angle is not present, so that valve chamber 4 does not have residual medium and generates when the medium approach valve Bacterium source;When sealing, after valve rod 3 drives flap 5 to move up certain distance, the sealing ring 6 on flap 5 acts against charging seat 2 On seal boss 22, formed sealing structure, using sealing ring 6 sealing not only cost is relatively low, but also install and replace it is more convenient, Production cost is reduced, since sealing ring 6 is compressed without adjusting, so that unlatching and closing more laborsaving.The knot of above-mentioned each component Close, make the structure of the baiting valve compared with the prior art for it is more simple, to reduce processing cost.
It is located at 22 periphery of seal boss on the lower end surface of the charging seat 2 and is equipped with annular notch 23.Annular notch 23 is opened Mouthful be arranged towards sealing ring 6 so that charging seat 2 is in addition to seal boss 22, rest part and flap 5 are vacantly arranged, not with it is close Seal 6 contradicts, and reduces component wear, postpones service life.
The charging seat 2 includes annular cover plate 9, and 9 inner ring of annular cover plate is equipped with seal receptacle 10, the seal boss 22 It is arranged on the lower end surface of seal receptacle 10 with annular notch 23, the annular cover plate 9 is big along the thickness of 21 axis direction of feed inlet In seal receptacle 10 along the thickness of 21 axis direction of feed inlet, one inclined-plane 13 of lower end surface of the annular cover plate 9 and seal receptacle 10 Connection, annular cover plate 9 is fixedly connected with valve body 1.The seal receptacle 10 of 21 side of feed inlet is thinning so that flap 5 with charging When seat 2 seals, the residual medium at feed inlet 21 is reduced.
Gasket seal 14 is additionally provided between the sealing ring 6 and nut 8, the gasket seal 14 is set in 7 periphery of stud. It prevents both sealing ring 6 and nut 8 from directly contacting, is also easy to produce abrasion.
It is located above nut 8 on the stud 7 and offers axis hole 15, is equipped in the axis hole 15 for preventing nut 8 The locking piece 15 loosened is generated upwards, and wherein locking piece 16 can be pin shaft, pin.Locking piece 16 forms nut 8 squeeze always Pressure, to prevent nut 8 from generating loosening upwards.

Claims (6)

1. a kind of crystallization baiting valve includes valve body, is equipped with valve rod and flap in valve body, which is characterized in that the valve body upper end It is fixed with charging seat, the feed inlet being vertically arranged is offered on the charging seat, valve body side offers horizontally disposed discharging Mouthful, the feed inlet is connected with discharge port through the intracorporal valve chamber of valve, and the valve chamber includes the first cavity being vertically arranged and inclines The upper end of the second cavity being tiltedly arranged, first cavity is connected with feed inlet, the lower end of the first cavity and the second cavity upper end Conducting, the lower end of second cavity is connected with discharge port, and the valve body lower end offers leading to of being connected to second cavity Hole, the axis of the through-hole are overlapped with the axis of the feed inlet, and the valve rod sequentially passes through the through-hole and the second cavity, institute It states valve rod to extend in the first cavity, the flap setting is located on the intracorporal one end of the first chamber in valve rod, and the flap is corresponding Gating location is equipped with sealed groove, is equipped with sealing ring in the sealed groove, the flap to being extended with stud at feed inlet, The stud periphery is arranged with the nut for being pressed on sealing ring in sealed groove, corresponds to sealing ring position on the charging seat Seal boss is installed.
2. a kind of crystallization baiting valve according to claim 1, which is characterized in that be located on the lower end surface of the charging seat close It seals boss periphery and is equipped with annular notch.
3. a kind of crystallization baiting valve according to claim 2, which is characterized in that the charging seat includes annular cover plate, institute Annular cover plate inner ring is stated equipped with seal receptacle, the seal boss and annular notch are arranged on the lower end surface of seal receptacle, the ring Shape cover board is greater than seal receptacle along the thickness of feed inlet axis direction, the annular cover plate and close along the thickness of feed inlet axis direction The connection on one inclined-plane of lower end surface of seat is sealed, annular cover plate is fixedly connected with the valve body.
4. a kind of crystallization baiting valve according to claim 1 or 2 or 3, which is characterized in that between the sealing ring and nut It is additionally provided with gasket seal, the gasket seal is set in stud periphery.
5. a kind of crystallization baiting valve according to claim 1 or 2 or 3, which is characterized in that be located on nut on the stud Side offers axis hole, and the locking piece for preventing nut from generating loosening upwards is equipped in the axis hole.
6. a kind of crystallization baiting valve according to claim 4, which is characterized in that be located above nut on the stud and open up There is axis hole, the locking piece for preventing nut from generating loosening upwards is equipped in the axis hole.
CN201820996410.XU 2018-06-26 2018-06-26 A kind of crystallization baiting valve Active CN208348536U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820996410.XU CN208348536U (en) 2018-06-26 2018-06-26 A kind of crystallization baiting valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820996410.XU CN208348536U (en) 2018-06-26 2018-06-26 A kind of crystallization baiting valve

Publications (1)

Publication Number Publication Date
CN208348536U true CN208348536U (en) 2019-01-08

Family

ID=64882236

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820996410.XU Active CN208348536U (en) 2018-06-26 2018-06-26 A kind of crystallization baiting valve

Country Status (1)

Country Link
CN (1) CN208348536U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111022677A (en) * 2019-12-25 2020-04-17 陕西航天泵阀科技集团有限公司 Four-connecting-rod pneumatic discharge valve

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111022677A (en) * 2019-12-25 2020-04-17 陕西航天泵阀科技集团有限公司 Four-connecting-rod pneumatic discharge valve

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