CN204114187U - Fast opening/closing valve - Google Patents
Fast opening/closing valve Download PDFInfo
- Publication number
- CN204114187U CN204114187U CN201420584258.6U CN201420584258U CN204114187U CN 204114187 U CN204114187 U CN 204114187U CN 201420584258 U CN201420584258 U CN 201420584258U CN 204114187 U CN204114187 U CN 204114187U
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- CN
- China
- Prior art keywords
- valve
- valve rod
- opening
- bearing pin
- handle
- 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
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Abstract
The utility model fast opening/closing valve, comprise valve body, valve gap, valve rod, flap, valve seat, valve gap is provided with the chute mated with valve rod, valve stem slides is connected in chute, valve stem casing is provided with the spring upwards supporting valve rod, chute is provided with opening in valve gap upper end, the inwall radial direction of opening is provided with bearing pin, the orthographic projection of bearing pin falls within valve stem end diametrically, on bearing pin, coaxial sleeve is provided with the semicircular knee-piece cut into valve rod axis, knee-piece includes with the line part of its diameter place name with the curve part of its curved surface place name, the side of the relative valve rod end face of line part is provided with arc bump, arc bump is positioned at the side at line part place, arc bump is conflicted with the end face of valve rod and is connected, the side at curve part and its place is fixedly connected with handle, handle is conflicted with the edge of opening and is connected, the rotary motion trace of the end face of valve rod and the inwall of opening arcuately projection is provided with concave face.It has easy to operate, laborsaving, the effect of fast opening and closing.
Description
Technical field
The utility model relates to a kind of valve, and more particularly it relates to a kind of fast opening/closing valve.
Background technique
At present, existing gate valve stop valve etc. is all to be rotated by rotation hand wheel band ovable valve stem and the lifting controlling flap carrys out the opening and closing of control valve, its operator's labor intensity is large, speed is slow, run into more bigbore valve also to help by other instrument, operation comparatively bothers, and a lot of specific occasion needs to open fast valve, close in industry, as petroleum chemical industry, traditional valve can not well be satisfied the demand.
Authorization Notice No. is that the Chinese patent of CN2835718Y discloses a kind of repid cut-off valve, and in valve body center hole, allocate valve rod into, valve rod is fixed by connection bracket, upper bracket.Top connects handwheel, it is characterized in that adopting hard alloy overlay welding rounded flap in valve rod lower end, and in the middle part of valve body, center hole sealing surface matches, and valve rod upper end is connected valve rod, handle assembly, spring, setting sleeve with being provided with between support.Connection valve bar is entangled in its handle assembly front end, and middle part is provided with flexible handle, taper knob, pin.Existing market occurs similar employing lever, the quick opening valve of the combination such as spring, its valve rod adopts the mode be slidably connected, and adopt spring as reposition element, by the pull-up of Lever type handle or press down and control valve rod and move up and down fast, thus play the effect that quick tube used for bottom pouring closes.Above-mentioned this valve all needs when operating grip makes valve opening to adopt fixation that handle is fixed on position usually, avoids it to be subject to internal fluid pressure or spring action, misoperation occurs.Handle, as fixed by latch, during as pressed down by handle, is fixed on position by pin by its means of fixation.Above-mentioned this needs all need fixation to be opened and can operate when being separately fixed each operating grip of the quick opening valve of measure, and it goes back existing defects on using.Its moment of tiller structure that above-mentioned quick opening valve adopts is all longer, all compares effort during opening and closing, is not well positioned to meet the needs opening throttle down fast.
Model utility content
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of fast opening/closing valve, it can utilize the effect of internal fluid pressure and spring to reach the effect of automatic fixed handle, set down measures without the need to external reinforcement, and valve opening and closing is easy to operate, laborsaving, more meet the needs of market to fast opening/closing valve.
For achieving the above object, the utility model provides following technological scheme: a kind of fast opening/closing valve, comprise valve body, valve gap, valve rod, flap, valve seat, valve gap is positioned at above valve body, described valve gap is provided with the chute mated with valve rod, described valve stem slides is connected in chute, described valve stem casing is provided with the spring upwards supporting valve rod, described spring upper end contacts on valve rod, lower end contacts on valve gap, described chute is provided with opening in valve gap upper end, the inwall radial direction of described opening is provided with bearing pin, the orthographic projection of bearing pin falls within valve stem end diametrically, on described bearing pin, coaxial sleeve is provided with the semicircular knee-piece cut into valve rod axis, described knee-piece includes with the line part of its diameter place name with the curve part of its curved surface place name, the side of the relative valve rod end face of described line part is provided with arc bump, described arc bump is positioned at the side at line part place, described arc bump is conflicted with the end face of valve rod and is connected, the side at described curve part and its place is fixedly connected with handle, described handle is conflicted with the edge of opening and is connected, the rotary motion trace of the end face of described valve rod and the inwall of opening arcuately projection is provided with concave face.
By adopting technique scheme, valve stem slides is connected in the chute of valve gap inside, and valve rod is arranged with the spring it being played to upwards supporting effect.When depressed stem, the flap fixing with valve rod is close on valve seat and is played seal action, and when not being under pressure, valve rod is upwards propped up by spring action, and valve is in opening state.In this programme, the top of chute is opening shape, and the shape of chute is mated with valve rod, cylindrical.Chute is provided with bearing pin in the inwall radial direction of opening, and the orthographic projection of bearing pin is positioned at valve stem end diametrically, and therefore this bearing pin is the central position being vertically installed in chute.Bearing pin is arranged with semicircular knee-piece, this knee-piece is form with the cutting of the axis of valve rod, and therefore this semicircular curved surface is vertically arrange, and its diameter is vertical with the end face of valve rod.It has line part with the name of its diameter place place, curve part is had with the name of its curved surface place place, the bottom of its line part side is provided with arc bump, this arc bump is conflicted with the end of valve rod and is connected, because this knee-piece is that coaxial sleeve is located on bearing pin, therefore arc bump is the opposite side being positioned at bearing pin opposing curves portion, and curve part and its side, place are then fixedly connected with handle, and handle contacts on the edge of opening.In above-mentioned state, because knee-piece is vertically arrange, it reaches the range that can press down valve rod, therefore now valve for being in closed state, and the contact position of valve rod and knee-piece is positioned on arc bump, in the side of bearing pin orthographic projection, handle is then positioned at opposite side and contacts on the edge of opening, valve rod upwards pushes up under being subject to the effect of spring and hydrodynamic pressure, this power then all acts on arc bump, arc bump is owing to being in the both sides of bearing pin respectively with handle, both form the structure of lever, arc bump place is upwarded pressure, then handle place is subject to downward pressure, and now handle is initially in conflict on opening edge edge, be subject to the conflict effect on opening edge edge, handle cannot press down, thus the effect reached by spring and hydrodynamic pressure fixed handle.Knee-piece is sheathed on bearing pin and can rotates, but handle moved opening edge to opposite side along time upper to bearing pin side, knee-piece then rotates with handle, now due to the semicircular structure of knee-piece, when knee-piece rotates, its line part is gradually towards stem side, the stroke making valve rod to increase increases gradually, this valve rod be subject to spring and fluid force gradually on move, valve opening, because bearing pin is positioned at the central position of chute, when handle is broken to opposite side, arc bump is just positioned at again the opposite side of the relative bearing pin of handle, valve rod is still conflicted with arc bump and is connected, and the same structure forming lever, by spring and fluid, the pressure to valve rod reaches the effect of fixed handle.The rotary motion trace of the end face of above-mentioned valve rod and the inwall of opening arcuately projection is also provided with concave face.Due to above-mentioned knee-piece vertically arrange time, valve is in closed condition, and arc bump when rotating with knee-piece for forming cambered surface, valve stem end and chute inwall with its rotary motion trace arrange concave face ensure handle in valve seal state time, still can move to opposite side and make valve opening.
This programme fast opening/closing valve only needs to move the effect that handle can reach unlatching or throttle down fast, and this knee-piece is directly sheathed on bearing pin, its power arm formed is longer, resistance wall is then very little, move convenient laborsaving, and set down measures without the need to external reinforcement, the effect of fixed handle position can be reached by the elastic force effect of fluid and spring, substantially misoperation is being there will not be without under larger External Force Acting, abandon additional fixing device in the past, the mode opening fixing device is all needed during each keying, more adapt to existing market to the needs of fast opening and closing class valve.
The utility model is set to further: described valve seat is circular in projection, and the side of described flap opposite valve seat is embedded with sealing bed course.
By adopting technique scheme, the side of flap opposite valve seat is embedded with sealing bed course, and valve seat is the circular of projection, when flap to contact with valve seat seal time, valve rod applies pressure to valve seat, sealing bed course and valve seat is close together, compares the mode of flap and the direct rigid contact of valve seat, it has more wear resistance, simultaneously enhanced leaktightness performance again.
Accompanying drawing explanation
Fig. 1 is the sectional view of the utility model fast opening/closing valve embodiment when closing;
The part A enlarged view of Fig. 2 Fig. 1;
The part B enlarged view of Fig. 3 Fig. 1;
Sectional view when Fig. 4 the utility model fast opening/closing valve embodiment opens;
The C magnified partial view of Fig. 5 Fig. 4.
Description of reference numerals: 1, valve body; 2, valve gap; 3, valve rod; 4, flap; 5, valve seat; 6, handle; 7, knee-piece; 21, chute; 22, opening; 23, bearing pin; 31, spring; 32, concave face; 41, bed course is sealed; 71, arc bump; 72, line part; 73, curve part.
Embodiment
Referring to figs. 1 through Fig. 5, the utility model fast opening/closing valve embodiment is described further.
Fast opening/closing valve described in the present embodiment, comprise valve body 1, valve gap 2, valve rod 3, flap 4, valve seat 5, valve gap 2 is positioned at above valve body 1, described valve gap 2 is provided with the chute 21 mated with valve rod 3, described valve rod 3 is slidably connected in chute 21, described valve rod 3 is arranged with the spring 31 upwards supporting valve rod 3, described spring 31 upper end contacts on valve rod 3, lower end contacts on valve gap 2, described chute 21 is provided with opening 22 in valve gap 2 upper end, the inwall radial direction at described opening 22 place is provided with bearing pin 23, the orthographic projection of bearing pin 23 falls within valve rod 3 end diametrically, on described bearing pin 23, coaxial sleeve is provided with the semicircular knee-piece 7 cut into valve rod 3 axis, described knee-piece 7 includes with the line part 72 of its diameter place name with the curve part 73 of its curved surface place name, the side of relative valve rod 3 end face of described line part 72 is provided with arc bump 71, described arc bump 71 is positioned at the side at line part 72 place, described arc bump 71 is conflicted with the end face of valve rod 3 and is connected, described curve part 73 is connected with handle 6 with the side integral type at its place, described handle 6 is conflicted with the edge of opening 22 and is connected, the rotary motion trace of the end face of described valve rod 3 and the inwall at opening 22 place arcuately projection 71 is provided with concave face 32.
With reference to Fig. 1, Fig. 2, valve rod 3 is slidably connected in the chute 21 of valve gap 2 inside, and valve rod 3 is arranged with the spring 31 it being played to upwards supporting effect.When valve rod 3 presses down, the flap 4 fixing with valve rod 3 is close on valve seat 5 and is played seal action, and when not being under pressure, valve rod 3 acts on by spring 31 and upwards propping up, and valve is in opening state.In this programme, the top of chute 21 is opening 22 shape, and the shape of chute 21 is mated with valve rod 3, cylindrical.The inwall radial direction of chute 21 in opening 22 place is provided with bearing pin 23, and the orthographic projection of bearing pin 23 is positioned at valve rod 3 end diametrically, and therefore this bearing pin 23 is for being vertically installed in the central position of chute 21.Bearing pin 23 is arranged with semicircular knee-piece 7, this knee-piece 7 is form with the cutting of the axis of valve rod 3, and therefore this semicircular curved surface is vertically arrange, and its diameter is vertical with the end face of valve rod 3.It has line part 72 with the name of its diameter place place, curve part 73 is had with the name of its curved surface place place, the bottom of its line part 72 side is provided with arc bump 71, this arc bump 71 is conflicted with the end of valve rod 3 and is connected, due to this knee-piece 7 for coaxial sleeve is located on bearing pin 23, therefore arc bump 71 is for being positioned at the opposite side in bearing pin 23 opposing curves portion 73, and curve part 73 and its side, place are then fixedly connected with handle 6, and handle 6 contacts on the edge at opening 22 place.In above-mentioned state, because knee-piece 7 is vertically arrange, it reaches the range that can press down valve rod 3, therefore now valve for being in closed state, and valve rod 3 and the contact position of knee-piece 7 are positioned on arc bump 71, in the side of bearing pin 23 orthographic projection, 6, handle is positioned at opposite side and contacts on the edge at opening 22 place, valve rod 3 upwards pushes up under being subject to the effect of spring 31 and hydrodynamic pressure, this power then all acts on arc bump 71, arc bump 71 is owing to being in the both sides of bearing pin 23 respectively with handle 6, both form the structure of lever, arc bump 71 place is upwarded pressure, then handle 6 place is subject to downward pressure, and now handle 6 is initially in conflict on opening 22 edge, be subject to the conflict effect at opening 22 edge, handle 6 cannot press down, thus the effect reached by spring 31 and hydrodynamic pressure fixed handle 6.Knee-piece 7 is sheathed on bearing pin 23 and can rotates, but when handle 6 moves to opening 22 edge of opposite side to bearing pin 23 side, knee-piece 7 rotates with handle 6, now due to the semicircular structure of knee-piece 7, when knee-piece 7 rotates, its line part 72 is gradually towards valve rod 3 side, the stroke making valve rod 3 to increase increases gradually, this valve rod 3 be subject to spring 31 and fluid force gradually on move, valve opening, because bearing pin 23 is positioned at the central position of chute 21, when handle 6 is broken to opposite side, arc bump 71 is just positioned at again the opposite side of the relative bearing pin 23 of handle 6, valve rod 3 is still conflicted with arc bump 71 and is connected, and the same structure forming lever, by spring 31 and fluid, the pressure to valve rod 3 reaches the effect of fixed handle 6.The rotary motion trace of the end face of above-mentioned valve rod 3 and the inwall at opening 22 place arcuately projection 71 is also provided with concave face 32.Due to above-mentioned knee-piece 7 vertically arrange time, valve is in closed condition, and arc bump 71 when rotating with knee-piece 7 for forming cambered surface, valve rod 3 end and chute 21 inwall with its rotary motion trace arrange concave face 32 ensure handle 6 in valve seal state time, still can move to opposite side and make valve opening.
This programme fast opening/closing valve only needs to move the effect that handle 6 can reach unlatching or throttle down fast, and this knee-piece 7 is directly sheathed on bearing pin 23, its power arm formed is longer, resistance wall is then very little, move convenient laborsaving, and set down measures without the need to external reinforcement, the effect of fixed handle 6 position can be reached by the elastic force effect of fluid and spring 31, substantially misoperation is being there will not be without under larger External Force Acting, abandon additional fixing device in the past, the mode opening fixing device is all needed during each keying, more adapt to existing market to the needs of fast opening and closing class valve.
Further, with reference to Fig. 3, described valve seat 5 is the circular of projection, and the side of described flap 4 opposite valve seat 5 is embedded with sealing bed course 41.The side of flap 4 opposite valve seat 5 is embedded with sealing bed course 41, and valve seat 5 is the circular of projection, when flap 4 to contact with valve seat 5 seal time, valve rod 3 pairs of valve seats 5 apply pressure, sealing bed course 41 is close together with valve seat 5, and compare the mode of flap 4 and the direct rigid contact of valve seat 5, it has more wear resistance, simultaneously enhanced leaktightness performance again, above-mentioned sealing bed course 41 adopts rubber material to make.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, all within design concept of the present utility model, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (3)
1. a fast opening/closing valve, comprise valve body, valve gap, valve rod, flap, valve seat, valve gap is positioned at above valve body, it is characterized in that: described valve gap is provided with the chute mated with valve rod, described valve stem slides is connected in chute, described valve stem casing is provided with the spring upwards supporting valve rod, described chute is provided with opening in valve gap upper end, the inwall radial direction of described opening is provided with bearing pin, the orthographic projection of bearing pin falls within valve stem end diametrically, on described bearing pin, coaxial sleeve is provided with the semicircular knee-piece cut into valve rod axis, described knee-piece includes with the line part of its diameter place name with the curve part of its curved surface place name, the side of the relative valve rod end face of described line part is provided with arc bump, described arc bump is positioned at the side at line part place, described arc bump is conflicted with the end face of valve rod and is connected, the side at described curve part and its place is fixedly connected with handle, described handle is conflicted with the edge of opening and is connected, the rotary motion trace of the end face of described valve rod and the inwall of opening arcuately projection is provided with concave face.
2. fast opening/closing valve according to claim 1, is characterized in that: described spring upper end contacts on valve rod, and lower end contacts on valve gap.
3. fast opening/closing valve according to claim 1 and 2, is characterized in that: described valve seat is circular in projection, and the side of described flap opposite valve seat is embedded with sealing bed course.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420584258.6U CN204114187U (en) | 2014-10-10 | 2014-10-10 | Fast opening/closing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420584258.6U CN204114187U (en) | 2014-10-10 | 2014-10-10 | Fast opening/closing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204114187U true CN204114187U (en) | 2015-01-21 |
Family
ID=52331499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420584258.6U Expired - Fee Related CN204114187U (en) | 2014-10-10 | 2014-10-10 | Fast opening/closing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204114187U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107631044A (en) * | 2017-08-11 | 2018-01-26 | 安徽聚合自动化工程有限公司 | A kind of Novel quick-opening type valve |
| CN108709009A (en) * | 2018-06-26 | 2018-10-26 | 邢箫 | A kind of industrial Quick fuel gas valve |
| CN108799520A (en) * | 2018-06-26 | 2018-11-13 | 邢箫 | A method of improving combustion of industrial boiler efficiency |
| CN112145742A (en) * | 2020-10-28 | 2020-12-29 | 宁波市鄞州超杰汽车零部件有限公司 | Three-way valve driven by pin shaft |
-
2014
- 2014-10-10 CN CN201420584258.6U patent/CN204114187U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107631044A (en) * | 2017-08-11 | 2018-01-26 | 安徽聚合自动化工程有限公司 | A kind of Novel quick-opening type valve |
| CN107631044B (en) * | 2017-08-11 | 2019-05-21 | 江苏中昊船用阀门制造有限公司 | A kind of Novel quick-opening type valve |
| CN108709009A (en) * | 2018-06-26 | 2018-10-26 | 邢箫 | A kind of industrial Quick fuel gas valve |
| CN108799520A (en) * | 2018-06-26 | 2018-11-13 | 邢箫 | A method of improving combustion of industrial boiler efficiency |
| CN112145742A (en) * | 2020-10-28 | 2020-12-29 | 宁波市鄞州超杰汽车零部件有限公司 | Three-way valve driven by pin shaft |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150121 Termination date: 20151010 |
|
| EXPY | Termination of patent right or utility model |