CN205618680U - Stop valve - Google Patents
Stop valve Download PDFInfo
- Publication number
- CN205618680U CN205618680U CN201620442622.4U CN201620442622U CN205618680U CN 205618680 U CN205618680 U CN 205618680U CN 201620442622 U CN201620442622 U CN 201620442622U CN 205618680 U CN205618680 U CN 205618680U
- Authority
- CN
- China
- Prior art keywords
- valve
- baffle plate
- valve body
- spool
- valve 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
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- Sliding Valves (AREA)
Abstract
The utility model discloses a liquid leakage phenomenon will take place after the case of having solved present stop valve damages for stop valve for the case that the workman need more renew immediately, the frequency that results in the workman to change is higher, has reduced production efficiency's problem, and its technical scheme main points are stop valve, the valve rod be connected including the valve body, with valve body rotation, the case of being connected with the valve rod, offer the passageway that is used for medium circulation on the valve body, case and valve body sliding connection, characterized by: the valve rod passes through the articulated or fixedly connected with baffle of connecting rod, the baffle with place in the chu ye of passageway intraoral place the board laminating or one of them end hinge of baffle connects in placing the board, the baffle is realized opening or closing lieing in the drain mouth of placing on the board along with valve rod, has reached to reduce the frequency that the workman changed the case, promotes production efficiency's purpose.
Description
Technical field
This utility model relates to a kind of valve, more specifically, it relates to stop valve.
Background technology
Stop valve includes valve body, it is provided with admission chamber in valve body and goes out sap cavity, dividing plate it is provided with in valve body, dividing plate be provided with by admission chamber with go out the intercommunicating pore that sap cavity connects, connect on valve body and have valve gap, being connected with valve shaft on valve gap, valve shaft stretches into out the connection of its end of sap cavity valve plate, and the outer surface of valve plate is coated with elastic sealing layer.Sealing principle is to rotate valve shaft to make the seal face of valve plate be blocked by intercommunicating pore.
nullAt present，The Chinese patent of Publication No. CN105443774A discloses a kind of efficient dustproof sealed stop valve，It includes valve body、Valve gap、Axle sleeve、Valve stem nut、Valve rod、Spool and handwheel，Conical flow port is offered in the valve pocket of described valve body，The upper end of described valve body connects valve gap，Described valve gap is connected with valve body by some bolt fasteners，One axle sleeve is installed in described valve gap，A valve stem nut is connected on described axle sleeve，Described valve rod passes valve stem nut and axle sleeve，And threaded with valve stem nut，The end of described valve rod is fixing connects spool，The upper end of described valve rod connects a handwheel，Described spool is tapered round end structure，Some tapered sealing rings it are provided with on described spool，Described valve gap is provided with black box with the junction of valve body，The end of described axle sleeve is provided with dust-proof sealing device，Described valve stem nut is provided with dust preventing component on the joint face of axle sleeve.This efficient dustproof sealed stop valve simple in construction, when spool occurs abrasion because of the erosion of fluid media (medium), may result in spool cannot block communication port, causes the generation of leakage, and this is accomplished by the spool that workman the most more renews, and causes work efficiency to reduce.
Utility model content
The deficiency existed for prior art, this utility model is to provide a kind of stop valve, by valve rod or spool are connected with baffle plate by connecting rod, make baffle plate that passage is carried out break-make, when making spool be damaged, baffle plate can be continuing with preventing the generation of the phenomenon of leakage, thus reduce workman and change the frequency of spool, reaches to promote the purpose of work efficiency.
For achieving the above object, this utility model provides following technical scheme: a kind of stop valve, the spool that the valve rod being rotationally connected with valve body including valve body is connected with valve rod, the passage for medium circulation is offered on described valve body, described spool is connected with valve body slides, described valve body is hinged by connecting rod or is fixedly connected with baffle plate, described baffle plate is articulated with placement plate with the wherein one end placing plate laminating or described baffle plate in the liquid outlet being placed in passage, and the fluid guidance port that described baffle plate realizes being pointed to place on plate with stem movement is turned on and off.
By using technique scheme, valve rod rotarily drives while spool moves along valve body, valve rod drives baffle plate to move together by connecting rod, passage can be turned on or off by spool and baffle plate simultaneously, when spool is damaged, baffle plate can also continue to control the break-make of passage, thus decrease workman and change the frequency of spool, increases work task efficiency.
This utility model is further arranged to: be provided with bearing holder (housing, cover) on described valve rod, and described connecting rod one end is fixing with baffle plate to be connected, and the other end is fixing with bearing holder (housing, cover) to be connected, and described baffle plate is connected with valve body slides.
By using technique scheme, when valve rod rotates forward, valve rod can band movable valve plug along valve body slide downward, valve body or spool drive bearing holder (housing, cover) pan-down simultaneously, baffle plate by connecting rod along with the movement of bearing holder (housing, cover) pan-down, passage is blocked by baffle plate, it is achieved thereby that passage can be blocked by spool and baffle plate simultaneously, when spool damages, baffle plate can continue to use of the present utility model, thus reduce workman and change the frequency of spool, promote work task efficiency；When valve rod rotates backward, spool or valve rod can drive baffle plate to move simultaneously so that passage is opened by baffle plate so that medium can circulate, it is achieved thereby that the keying to passage.
This utility model is further arranged to: be provided with bearing holder (housing, cover) on described valve rod, and one end of connecting rod is hinged with bearing holder (housing, cover), the other end and panel hinge, described baffle plate and the hinged setting of valve body.
By using technique scheme, when valve rod rotates forward, valve rod can band movable valve plug along valve body slide downward, valve body or spool drive bearing holder (housing, cover) pan-down simultaneously, and bearing holder (housing, cover) drives connecting rod to move down, so that connecting rod promotes baffle plate to downwardly turn over, making baffle plate by making spool be blocked by passage while passage plugging, when spool is damaged, baffle plate can be continuing with, thus reduce more people and change the frequency of spool, promote work task efficiency；When valve rod rotates backward, valve rod or spool can be made to drive connecting rod to move up by bearing holder (housing, cover) so that connecting rod drives baffle plate to be flipped up, so that passage is no longer blocked by baffle plate, medium in passage can be circulated, it is achieved that the baffle plate break-make to passage.
This utility model is further arranged to: be provided with the first sealing ring on described baffle plate.
By using technique scheme, the setting of the first sealing ring, add the sealing of baffle plate, be not susceptible to the phenomenon of leakage.
This utility model is further arranged to: be provided with the second sealing ring on described spool.
By using technique scheme, the setting of the second sealing ring adds the sealing of spool and passage, reduces the probability that the phenomenon of leakage occurs further.
This utility model is further arranged to: described valve rod has handwheel back to one end connection of spool.
By using technique scheme, the setting of handwheel so that workman's rotation valve rod is more convenient, work task efficiency can be promoted further.
This utility model is further arranged to: described handwheel includes several support bars that the wheel disc being connected with valve rod and one end are connected with wheel disc, and several described support bars are along the axial uniform setting of wheel disc.
By using technique scheme, the setting of support bar adds the arm of force required for workman's rotating wheel disk, so that workman's rotating wheel disk can promote work efficiency with convenient laborsaving.
This utility model is further arranged to: be fixed with gripper rings on described support bar.
By using technique scheme; the setting of gripper rings; on the one hand support bar is had certain protective effect; make workman when by gripper rings rotating wheel disk; active force can be evenly distributed on each support bar; so that support bar is not susceptible to damage, more comfortable during on the other hand can making workman's rotating wheel disk.
This utility model is further arranged to: offer antiskid groove in described gripper rings.
By using technique scheme, add the frictional force between workman and gripper rings so that workman rotates gripper rings can be convenient.
This utility model is further arranged to: be provided with reinforcement between described gripper rings and support bar.
By using technique scheme, reinforcement adds the structural strength of support bar so that support bar is more not susceptible to fracture, thus adds the service life of support bar.
In sum, this utility model has the advantages that
Workman is by holding gripper rings, support bar and wheel disc spins is driven by gripper rings, make valve rod can along with the rotation of wheel disc band movable valve plug along valve body slides, the bearing holder (housing, cover) on valve body or spool is made to drive connecting rod to move, so that connecting rod drives baffle plate to move so that baffle plate and spool can carry out break-make to passage simultaneously, when spool is damaged, baffle plate can be continuing with, thus reduce workman and change the frequency of spool so that work task efficiency is improved.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiment 1；
Fig. 2 is the structural representation of embodiment 2；
Fig. 3 is hand wheel structure schematic diagram.
Reference: 1, valve body；11, inlet；12, liquid outlet；13, communication port；14, valve gap；15, sealing ring；16, bolt；2, plate is placed；21, chute；22, fluid guidance port；3, valve rod；31, spool；32, the second sealing ring；4, bearing holder (housing, cover)；41, bearing；42, adapter sleeve；43, baffle plate；44, connecting rod；45, the first sealing ring；5, handwheel；51, support bar；52, gripper rings；53, antiskid groove；54, reinforcement；55, wheel disc.
Detailed description of the invention
Referring to figs. 1 through Fig. 3, this utility model stop valve is described further.
Embodiment 1: a kind of stop valve, as shown in figures 1 and 3, including valve body 1, offers inlet 11, liquid outlet 12 and the communication port 13 for connecting inlet 11 and liquid outlet 12 in valve body 1, the axle center of communication port 13 is vertically arranged；nullValve body 1 is fixed with a valve gap 14 by bolt 16，Valve body 1 is equipped with a cylindrical valve rod 3，Valve rod 3 and valve gap 14 are threaded connection，Valve rod 3 axle center is vertically arranged，The lower end of valve rod 3 is fixed with the spool 31 of a truncated cone-shaped，Spool 31 and communication port 13 match，Spool 31 is made to block communication port 13，Valve rod 3 is fixed with a bearing holder (housing, cover) 4，Bearing holder (housing, cover) 4 includes a cylindric adapter sleeve 42 and a bearing 41，Valve rod 3 is located in bearing 41，Make inner circle and the fixing connection of valve rod 3 of bearing 41，The cylindrical of bearing 41 and the fixing connection of the inwall of adapter sleeve 42，Make to produce relative rotation between adapter sleeve 42 and valve rod 3，Adapter sleeve 42 is fixedly connected with the connecting rod 44 of a root length bar shaped，Connecting rod 44 is fixed with, away from one end of adapter sleeve 42, the baffle plate 43 that block is cuboid.
Being fixed with one block of circular placement plate 2 at liquid outlet 12, place plate 2 and block liquid outlet 12, offer chute 21 and a fluid guidance port 22 in placing plate 2, fluid guidance port 22 connects with chute 21；Baffle plate 43 is moved up and down along chute 21, when baffle plate 43 is placed on fluid guidance port 22, fluid guidance port 22 is blocked.
Valve rod 3 be fixedly arranged in the middle of sealing ring 15 so that there is between valve gap 14 and valve rod 3 certain sealing, it is to avoid medium between valve rod 3 and valve gap 14 gap flow out.
The upper end of valve rod 3 is fixed with a handwheel 5, it is simple to workman's rotation valve rod 3.
As shown in Figure 3, handwheel 5 includes the support bar 51 of columnar wheel disc 55 and five strips, support bar 51 and wheel disc 55 integrated setting, five support bars 51 are along the axial uniform setting of wheel disc 55, support bar 51 is fixed with the gripper rings 52 of an annular away from one end of wheel disc 55, and the outer wall of gripper rings 52 offers multiple antiskid groove 53；In order to increase the structural strength between support bar 51 and wheel disc 55, between support bar 51 and disk, it is fixed with reinforcement 54.
As it is shown in figure 1, wheel disc 55 is set on valve rod 3 and and the fixing connection of valve rod 3.
In order to increase sealing, baffle plate 43 is fixed with the first sealing ring 45, spool 31 is fixed the second sealing ring 32, in the present embodiment, for cost consideration, all use rubber to make the first sealing ring 45 and the second sealing ring 32.
Medium imports from inlet 11, flow through communication port 13, fluid guidance port 22, then derive from liquid outlet 12, during use, workman holds gripper rings 52, by gripper rings 52 is rotated forward, gripper rings 52 is made to drive support bar 51 to rotate, support bar 51 drives wheel disc 55 to rotate, so that wheel disc 55 band ovable valve stem 3 rotates, by the effect of screw thread, valve rod 3 is moved down, spool 31 moves down along with moving of valve rod 3 simultaneously, communication port 13 is blocked by spool 31, simultaneously, valve rod 3 drives bearing holder (housing, cover) 4 to move down, adapter sleeve 42 is made to drive connecting rod 44 to move down, connecting rod 44 is made to drive baffle plate 43 to move down, fluid guidance port 22 is blocked by baffle plate 43, so that inlet 11 and liquid outlet 12 block；When spool 31 is damaged, medium flows out from communication port 13, is then placed plate 2 and baffle plate 43 is stopped, so that this utility model can be continuing with the long period, thus reduces workman and changes the frequency of spool 31, promotes work task efficiency；When gripper rings 52 is rotated backward by workman, valve rod 3 can be made to move up, valve rod 3 band movable valve plug 31 is moved up, spool 31 is separated with communication port 13 so that medium can pass through communication port 13, and meanwhile, valve rod 3 drives bearing holder (housing, cover) 4 to move up, bearing holder (housing, cover) 4 is made to drive baffle plate 43 to move up by connecting rod 44, baffle plate 43 is separated with fluid guidance port 22, so that the medium flowing through communication port 13 can flow out smoothly from fluid guidance port 22, then flows out from liquid outlet 12.
Embodiment 2: a kind of stop valve, as shown in Figures 2 and 3, compared with Example 1, by hinged to one end and the adapter sleeve 42 of connecting rod 44 in embodiment 2, the lower end of the other end and baffle plate 43 is hinged, and the upper end of baffle plate 43 and placement plate 2 are hinged, eliminate the setting of chute 21.
During use, workman is by holding gripper rings 52, gripper rings 52 is rotated forward, as described in Example 1, valve rod 3 drives bearing holder (housing, cover) 4 to move down, connecting rod 44 is made to drive baffle plate 43 to overturn downwards, until fluid guidance port 22 is blocked by baffle plate 43 completely, meanwhile, communication port 13 is blocked by spool 31, when spool 31 is damaged, medium flows out from communication port 13, is then stopped by baffle plate 43 and placement plate 2 so that this utility model can also continue to use the long period, thus reduce workman and change the frequency of spool 31, promote work task efficiency；As described in Example 1, when workman drives gripper rings 52 to rotate backward, valve rod 3 can be made to drive bearing holder (housing, cover) 4 to move up, bearing holder (housing, cover) 4 is driven in connecting rod 44 move, simultaneously, connecting rod 44 drives baffle plate 43 upwards to start, spool 31 separates with communication port 13 so that fluid guidance port 22 connects with communication port 13 so that medium can flow to liquid outlet 12 from inlet 11 smoothly.
It is noted that the angle of baffle plate 43 upset not can exceed that 180 ° in embodiment 2.
Embodiment 1 is compared with embodiment 2, and the structure of embodiment 1 is relatively simple, but baffle plate 43 and the abrasion placed between plate 2 are relatively big, and the life-span of baffle plate 43 is relatively short compared with Example 2.
In embodiment 1 and embodiment 2, it is also possible to be placed in inlet 11 by placement plate 2, when spool 31 is damaged, valve rod 3 moves down, and medium can be stopped by baffle plate 43, without flowing at spool 31；In embodiment 1 and embodiment 2, bearing holder (housing, cover) 4 is arranged on spool 31 effect that can also reach identical.
The above is only preferred implementation of the present utility model, and protection domain of the present utility model is not limited merely to above-described embodiment, and all technical schemes belonged under this utility model thinking belong to protection domain of the present utility model.It should be pointed out that, for those skilled in the art, without departing from the some improvements and modifications under this utility model principle premise, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (10)
1. a stop valve, including valve body (1), the valve rod (3) being rotationally connected with valve body (1), the spool (31) being connected with valve rod (3), the passage for medium circulation is offered on described valve body (1), described spool (31) is slidably connected with valve body (1), it is characterized in that: described valve body (1) is hinged by connecting rod (44) or is fixedly connected with baffle plate (43), described baffle plate (43) is fitted with the placement plate (2) in the liquid outlet (12) being placed in passage or wherein one end of described baffle plate (43) is articulated with placement plate (2), the fluid guidance port (22) that described baffle plate (43) is pointed to place on plate (2) with valve rod (3) motion realization is turned on and off.
Stop valve the most according to claim 1, it is characterized in that: on described valve rod (3), bearing holder (housing, cover) (4) is installed, described connecting rod (44) one end is fixing with baffle plate (43) to be connected, the other end is fixing with bearing holder (housing, cover) (4) to be connected, and described baffle plate (43) is slidably connected with valve body (1).
Stop valve the most according to claim 1, it is characterized in that: on described valve rod (3), bearing holder (housing, cover) (4) is installed, one end of connecting rod (44) is hinged with bearing holder (housing, cover) (4), the other end is hinged with baffle plate (43), described baffle plate (43) and valve body (1) hinged setting.
4. according to the stop valve described in Claims 2 or 3, it is characterized in that: on described baffle plate (43), be provided with the first sealing ring (45).
Stop valve the most according to claim 4, is characterized in that: be provided with the second sealing ring (32) on described spool (31).
Stop valve the most according to claim 5, is characterized in that: described valve rod (3) has handwheel (5) back to one end connection of spool (31).
Stop valve the most according to claim 6, it is characterized in that: described handwheel (5) includes several support bars (51) that the wheel disc (55) being connected with valve rod (3) and one end are connected with wheel disc (55), and described several support bars (51) are along the axial uniform setting of wheel disc (55).
Stop valve the most according to claim 7, is characterized in that: be fixed with gripper rings (52) on described support bar (51).
Stop valve the most according to claim 8, is characterized in that: offer antiskid groove (53) in described gripper rings (52).
Stop valve the most according to claim 9, is characterized in that: be provided with reinforcement (54) between described gripper rings (52) and support bar (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620442622.4U CN205618680U (en) | 2016-05-16 | 2016-05-16 | Stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620442622.4U CN205618680U (en) | 2016-05-16 | 2016-05-16 | Stop valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205618680U true CN205618680U (en) | 2016-10-05 |
Family
ID=57024091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620442622.4U Expired - Fee Related CN205618680U (en) | 2016-05-16 | 2016-05-16 | Stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205618680U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107044548A (en) * | 2017-04-18 | 2017-08-15 | 安徽省康宇水电机械成套设备有限公司 | A kind of double containment water conservancy stop valve |
| CN108006243A (en) * | 2017-11-30 | 2018-05-08 | 李朝洁 | A kind of anti-leak pipeline valve heat insulation sleeve |
| CN108331927A (en) * | 2018-03-15 | 2018-07-27 | 盐城申宇科技服务有限公司 | A kind of shut-off valve with dual-seal |
| CN110242755A (en) * | 2019-07-19 | 2019-09-17 | 江苏永丰电器仪表有限公司 | A kind of straight-through stop valve being not easy to plug |
-
2016
- 2016-05-16 CN CN201620442622.4U patent/CN205618680U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107044548A (en) * | 2017-04-18 | 2017-08-15 | 安徽省康宇水电机械成套设备有限公司 | A kind of double containment water conservancy stop valve |
| CN108006243A (en) * | 2017-11-30 | 2018-05-08 | 李朝洁 | A kind of anti-leak pipeline valve heat insulation sleeve |
| CN108331927A (en) * | 2018-03-15 | 2018-07-27 | 盐城申宇科技服务有限公司 | A kind of shut-off valve with dual-seal |
| CN110242755A (en) * | 2019-07-19 | 2019-09-17 | 江苏永丰电器仪表有限公司 | A kind of straight-through stop valve being not easy to plug |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161005 Termination date: 20180516 |