CN1142584A - Pipe clasping valve with by-pass pipe - Google Patents
Pipe clasping valve with by-pass pipe Download PDFInfo
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- CN1142584A CN1142584A CN 95111146 CN95111146A CN1142584A CN 1142584 A CN1142584 A CN 1142584A CN 95111146 CN95111146 CN 95111146 CN 95111146 A CN95111146 A CN 95111146A CN 1142584 A CN1142584 A CN 1142584A
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Abstract
A by-pass type pipe-clasping valve used as a tool for pipeline construction is composed of connector on the top, main tube in the middle part and semicirular arch at the bottom for fixing it to pipeline by fastening. Through hole for on-off part is made on side wall of its main tube. A by-pass tube for arranging block part is at another side of main tube. Its advantages include simple structure and easy manufacture. It is suitable for pipeline construction without interrupting the fluid delivery in pipeline and a lot of liquid leakage.
Description
The present invention relates to a kind of general pipeline construction device, be specially adapted under the situation that piping continues to flow, carry out constructing operation.
At present, relocate or change pipeline section carrying out pipeline in the piping that fluid load operation is arranged, spending pipe or pipeline section leak stopping or the like pipeline construction operation of breaking on pipeline, all need stop the operation of piping fluid can construct.Improve the technology that CN2097941U provides pipeline to continue to flow the spending pipe as it, deficiency, the one, embrace on pipeline with the device card of pipe branch threeway one class, on this device, General valve is installed again, if driling machine is installed on valve, combination back total is longer, increased driling machine feed distance length, require branch three to be connected with higher structural strength simultaneously, the 2nd, the bore operation that continues to flow is to the requirement of valve property keying for once function, thereby is a kind of waste to the function that General valve can repeatedly open and close.CN2099237U and CN2139209Y provide the continue to flow device of fast leak-stopping of explosion pipeline, be by manual operations and constitute an outer shroud container, leakage pipe is carried out the forced sealing leak-stopping, when leaking fluid or high-temperature, high pressure fluid or harmful fluid in a large number, because this class device does not have to discharge the measure of the fluid that leaks in operating process, will cause the execute-in-place difficulty maybe can't operate; Simultaneously do not take measures to get rid of the fluid thereby will influence working life of Sealing of leaking in the outer shroud container yet.CN2101813U provides a kind of continuing to flow to change the device of pipeline, can realize the function of replacing pipeline that continues to flow but be confined to install in advance this device on pipeline, thereby can not be used for common pipeline operations.
The objective of the invention is, provide a kind of simple in structure, be used for pipeline construction operation, especially for the pipe clasping valve with by-pass pipe of constructing operation easily under the situation about continuing to flow at piping.
The technological scheme that realizes the object of the invention is: this pipe clasping valve has the keying parts, its structural feature is, this pipe clasping valve also has valve body and valve folder, the valve folder be shaped as semicircle donor, the valve folder can be fixedly connected into the holding tube cylindrical tube by the semicircle donor of fastening piece and valve body; Person in charge's sidewall of valve body is provided with a through hole, and the valve gap that opens and closes parts is fixed on this through hole exterior edge face on every side by fastening piece, and the keying parts are linked to each other with valve body; Be provided with a bypass tube at the opposite side of being responsible for through hole, be fixedly connected with the bypass tube lid on the bypass tube, bypass tube covers port and is provided with internal thread, is combined with locking nut on this internal thread; Locking nut is provided with internal thread, is combined with adaptor tube in this internal thread; Be provided with the stifled parts of ball at the bypass tube place, the stifled parts of ball are made up of hollow glueballs, metal joint, ball valve and gas tube, and there is conjuncted metal joint the end of hollow glueballs; Be provided with ball valve in the metal joint endoporus, metal joint endoporus port is provided with internal thread, and the lower end of gas tube screws in this internal thread; Respectively there is half sheet flange at the two ends of the semicircle donor of valve body, and also respectively there is half sheet flange at the two ends that valve presss from both sides semicircle donor, when valve folder is fixedlyed connected with valve body by fastening piece, then respectively form a flange at pipe clasping valve with the two ends of cylindrical tube.The present invention can be used for the occasion of the pipeline cutout or the replace tubes that continues to flow.
Consider the occasion that makes the present invention also can be used for the pipeline cutout or continue to flow and relocate, the lower end in the gas tube pipe of the stifled parts of above-mentioned ball has been forced into ball valve; The holding tube that valve body and valve folder constitute is fixedly connected with the shutoff flange with the place, flange exterior edge face of cylindrical tube one end by fastening piece, and this shutoff flange has two screws, is respectively hand-hole and overfolw hole, can be combined with screw plug respectively on hand-hole and overfolw hole.
The above-mentioned person in charge's through hole is a rectangular through-hole.
The another kind of technological scheme that realizes the object of the invention is, this pipe clasping valve has the keying parts, and its structural feature is that this pipe clasping valve also has valve body and valve folder, valve folder be shaped as semicircle donor, the valve folder can be fixedly connected into the holding tube cylindrical tube by the semicircle donor of fastening piece and valve body; Person in charge's sidewall of valve body is provided with a through hole, and the valve gap that opens and closes parts is fixed on this through hole exterior edge face on every side by fastening piece, and the keying parts are linked to each other with valve body; Be provided with a bypass tube at the opposite side of being responsible for through hole, be fixedly connected with the bypass tube lid on the bypass tube, bypass tube covers port and is provided with internal thread, is combined with blanking cover on this internal thread; Respectively there is half sheet flange at the two ends of the semicircle donor of valve body, and also respectively there is half sheet flange at the two ends that valve presss from both sides semicircle donor, when valve folder is fixedlyed connected with valve body by fastening piece, then respectively form a flange at pipe clasping valve with the two ends of cylindrical tube.The present invention can be used for the pipeline cutout or continues to flow the occasion of replace tubes and spending pipe.
The above-mentioned person in charge's through hole is a rectangular through-hole.
The present invention has positive effect: the pipeline construction operation when (1) the present invention not only can be used for stopping, the pipeline construction operation when being more suitable for being used to continue to flow; Can be used for multiple pipeline construction, promptly replace tubes, pipeline relocate, leak stopping and spending pipe, thereby have purposes widely.(2) the present invention is simple and compact for structure, will block pipe threeway and General valve and unite two into one, and worker, material consume few, thereby cost is lower, and its structure length is short, can shorten the driling machine stroke, the constructing operation of rig when helping replace tubes, pipeline is relocated and paying wages pipe.When (3) the present invention is used for leak stopping, because the person in charge of valve body and bypass tube have the excretory function of excessive fluid.So the present invention can be used for having the leak stopping operation of fluid or high-temperature, high pressure fluid or harmful fluid line of leaking in a large number, thereby actual production had very significantly significance.(4) when pipeline seriously leak, when breaking, or expected service life to and can not stop the time, then the present invention can be used as the replace tubes operation, seriously leaks, can take earlier when breaking the leak stopping operation, yet take replace tubes operation again, help guaranteeing the needs of producing and living.As the pipeline replace tubes that is applied in town gas pipe, running water pipe, drain pipe and the continuous Chemical Manufacture is operated.(5) transform when needing pipeline to continue to flow to relocate when urban renewal, old factory, then the present invention can be used as the pipeline operation of relocating, to keeping normal production and the order of living is significant.(6) the selected material of the present invention can be determined that its manufacturing process is easy by flowing medium character, is easy to realize, thereby can be widely used in the pipeline of various different mediums.
Fig. 1 is a kind of structural representation of the present invention.
Fig. 2 is the structural representation of the stifled parts of ball among Fig. 1.
Fig. 3 is used for the schematic representation of replace tubes construction for the present invention.
Fig. 4 is an another kind of structural representation of the present invention.
Fig. 5 is the structural representation of the stifled parts of ball among Fig. 4.
Fig. 6 is the present invention's be used to relocate schematic representation of construction.
Fig. 7 is from the schematic representation of the screw of shutoff flange grouting among Fig. 6.
Fig. 8 is an another kind of structural representation of the present invention.
Fig. 9 is used for the schematic representation of blocking construction for the present invention.
Figure 10 is the present invention's be used to pay wages schematic representation of pipe.
By Fig. 1, open and close parts by valve gap (1), flashboard (3), split pad (4), sealing cover (5) and screw rod (6) are formed, the top of valve body (2) is the flange connecting head, the middle part of valve body (2) is for being responsible for, the bottom is semicircle donor, person in charge's sidewall of valve body (2) is provided with a rectangular through-hole, valve gap (1) is by on the exterior edge face of screw around this rectangular through-hole, the left end of valve gap (1) is provided with internal thread, wherein be combined with sealing cover (5), screw rod (6) is located in the valve gap (1), and is provided with seal ring between screw rod (6) left end outer side surface and sealing cover (5) the endoporus cylinder; The flashboard (3) that left end has an internal thread is placed in the valve gap (1) and matches with the outside thread of screw rod (6), splitting pad (4) is embedded in the tool withdrawal groove of screw rod (6), and the left side of the dividing plate of valve gap (1) is close in its right side, and screw rod (6) is axially fixed in the valve gap (1); Screw rod (6) adopts left-handed thread with the screw thread of flashboard (3), and when clockwise rotating screw rod (6), then flashboard (3) cuts out.Rectangular through-hole offside on valve body (2) person in charge is provided with a bypass tube, be fixedly connected with bypass tube lid (9) on the bypass tube, bypass tube lid (9) upper end-hole is provided with internal thread, on this internal thread, be combined with locking nut (11), locking nut (11) is provided with internal thread, and the outside thread of this internal thread and adaptor tube (10) termination screws mutually.Also be provided with the stifled parts (16) of ball at the bypass tube place, ball blocks up parts (16) by hollow glueballs (16-1), metal joint (16-2), ball valve (16-3) and gas tube (16-4) are formed, the end of hollow glueballs (16-1) is provided with the metal joint conjuncted with it (16-2), metal joint (16-2) endoporus intermediate portion is provided with ball valve (16-3), metal joint (16-2) endoporus right output port is provided with internal thread, and the outside thread of the lower end of this internal thread and gas tube (16-4) screws mutually.Be provided with sealing density ring (18) between gas tube (16-4) external cylindrical surface and bypass tube lid (9) endoporus cylinder.This pipe clasping valve also has valve folder (8), valve folder (8) being shaped as the semicircle donor that the semicircle donor with valve body (2) matches, valve folder (8) can be fixedlyed connected with the semicircle donor of valve body (2) by bolt.Respectively there is half sheet flange at the two ends of the semicircle donor of valve body (2), also respectively there is half sheet flange at the two ends of valve folder (8) semicircle donor, when valve folder (8) by bolt and valve body (2) when fixedlying connected, the both sides of formed cylindrical tube can respectively form a flange while.
See Fig. 4 and Fig. 5.All the other are with embodiment 1.Difference is, lower end in gas tube (16-4) pipe of the stifled parts (16) of ball has been forced into ball valve (16-3a), when valve body (2) and valve folder (8) constitutes holding tube and uses cylindrical tube, can there be shutoff flange (12) at the place, flange exterior edge face of one end by bolt, this shutoff flange (12) top has two screws, outside screw is a hand-hole, and inboard screw is an overfolw hole, can be combined with screw plug (13) respectively at hand-hole and overfolw hole place.
By Fig. 8, open and close parts by valve gap (1), flashboard (3), split pad (4), sealing cover (5) and screw rod (6) are formed, the top of valve body (2) is the flange connecting head, the middle part of valve body (2) is for being responsible for, the bottom is semicircle donor, person in charge's sidewall of valve body (2) is provided with a rectangular through-hole, valve gap (1) is by on the exterior edge face of screw around this rectangular through-hole, the left end of valve gap (1) is provided with internal thread, wherein be combined with sealing cover (5), screw rod (6) is located in the valve gap (1), and is provided with seal ring between screw rod (6) left end outer side surface and sealing cover (5) the endoporus cylinder; The flashboard (3) that left end has an internal thread is placed in the valve gap (1) and matches with the outside thread of screw rod (6), splitting pad (4) is embedded in the tool withdrawal groove of screw rod (6), and the left side of the dividing plate of valve gap (1) is close in its right side, and screw rod (6) is axially fixed in the valve gap (1); Screw rod (6) adopts left-handed thread with the screw thread of flashboard (3), and when clockwise rotating screw rod (6), then flashboard (3) cuts out.Rectangular through-hole offside on valve body (2) person in charge is provided with a bypass tube, is fixedly connected with bypass tube lid (9) on the bypass tube, and bypass tube lid (9) upper end-hole is provided with internal thread, and has the blanking cover (17) that can be combined on this internal thread.This pipe clasping valve also has valve folder (8), valve folder (8) being shaped as the semicircle donor that the semicircle donor with valve body (2) matches, valve folder (8) can be fixedlyed connected with the semicircle donor of valve body (2) by bolt.Respectively there is half sheet flange at the two ends of the semicircle donor of valve body (2), also respectively there is half sheet flange at the two ends of valve folder (8) semicircle donor, when valve folder (8) by bolt and valve body (2) when fixedlying connected, the both sides of formed cylindrical tube can respectively form a flange while.
Embodiment 4,
See Figure 10, all the other are identical with embodiment 3, and difference is that the connecting head of valve body (2) is a threaded connector.
Application examples 1.
See Fig. 1, Fig. 2 and Fig. 3.When embodiment 1 gained the present invention is used for pipeline and continues to flow the replace tubes operation, adopt two cover pipe clasping valve U3 and U4 of embodiment's 1 gained, 1. penetrate bypass tube lid (9) and seal ring (18) on the gas tube (16-4) of the stifled parts (16) of the ball that will make up till the lower end of gas tube (16-4) lower end near bypass tube lid (9).Then the hollow glueballs (16-1) of unaerated is amounted to, be not placed in the bypass tube of U3, U4 respectively, be screwed bypass tube lid (9) in bypass tube port plane.2. seal ring (7) is placed the surface of the pipeline G at the two ends that need replacing pipeline section Gi, the valve body (2) that respectively flashboard (3) is in pipe clasping valve U3, the U4 of open state is then aimed at the position of sound production of seal ring (7) in pipeline G.Valve folder (8) is connected valve body (2) on pipeline G by bolton.3. driling machine J is connected with pipe clasping valve U3, U4 respectively, carries out bore operation, close the flashboard (3) of U3, U4 after drilling.Remove driling machine J, interim pipeline section GL and U3, U4 are installed connect.4. at the right-hand member of changing pipeline section Gi, installation is by the pipe clasping valve K of the present invention of embodiment's 4 gained, operating procedure is, earlier seal ring (7) is placed the pipe surface that needs the spending pipe, the flashboard (3) that opens and closes parts is in opening state, the person in charge of valve body (2) is aimed at seal ring (7) place on the pipeline G that needs operation.Then valve folder (8) is fixedlyed connected with valve body (2) by bolt, be clamped on the pipeline G that needs operation.To continue to flow driling machine with after the connecting head of valve body (2) is threaded, the drill bit of the driling machine connecting head from valve body (2) will be stretched into, hole, withdraw from drill bit after having bored, close flashboard (3), remove driling machine then by the surface of being responsible for pipeline G.The underpart that will be provided with externally threaded forcing pipe P again is combined in the internal thread of connecting head of pipe clasping valve K, and forcing pipe P and air compressor are connected.5. open the flashboard (3) of U3, U4, enter fluid among the interim pipeline section GL.6. the gas tube (16-4) with U3 and U4 advances downwards, make gas tube (16-4) upper external screw thread be in the upper-end surface of bypass tube lid (9), to there be the adaptor tube (10) of internal and external threads to be combined on the outside thread of gas tube (16-4) upper end, again locking nut (11) be combined on adaptor tube (10) and bypass tube lid (9).At this moment, the hollow glueballs (16-1) of U3 and U4 all passes through the hole that drills through and enters in the pipeline G.7. inflate up to the inlet side of expansion blocking pipe G by the hollow glueballs (16-1) of gas tube (16-4) in U3, at this moment, change no fluid input in the pipeline section Gi.8. the flashboard (3) that starts air compressor and open pipe clasping valve K pressurizes in changing pipeline section Gi, closes the flashboard (3) of U4 simultaneously, make among the interim pipeline section GL fluid slightly stopping transportation give, impel and change the discharging of pipeline section Gi inner fluid.9. the end that goes out to pipeline G stops up operation: in the time of by hollow glueballs (16-1) inflation of gas tube (16-4) in U4, progressively reduce the pressure of forcing pipe P and progressively open the flashboard (3) of U4, with the flow that keeps pipeline G to go out to hold.10. remove air compressor, forcing pipe P, behind the remaining fluid in the pipe clasping valve K pump drainage replacing pipeline section Gi, remove and change pipeline section Gi and pipe newly is installed. stretches into the steel ball of the gas tube (16-4) of U3 to lower compression ball valve (16-3) with drill rod, after gas is overflowed in the ball, upwards extracts the gas tube (16-4) of U3 out, hollow glueballs (16-1) is placed in the person in charge of valve body (2) of U3. closes the flashboard (3) of U3, and the fluid that stops interim pipeline section GL is supplied with, and impels this pipeline section inner fluid to be discharged into the end that goes out of pipeline G.After the drill rod stretches into compressing steel ball in the gas tube (16-4) of U4 and makes gaseous emission in the hollow glueballs (16-1), close U4 flashboard (3) and the hollow glueballs of extraction (16-1) immediately in the person in charge of U4 valve body (2).This moment, fluid was all carried by new pipe. removes the outer part saw of stretching in bypass tube lid (9) of the gas tube (16-4) of U3, U4 respectively, is screwed into blanking cover (17). removes interim pipe GL, the replace tubes end of job.
Application examples 2,
See Fig. 4, Fig. 5, Fig. 6, Fig. 7.Get by U5 of the present invention, the U6 of embodiment's 2 gained with by the K of the present invention of embodiment's 4 gained, be used for pipeline and continue to flow when relocating operation: 1. gas tube (16-4) upper end of the stifled parts (16) of the ball that will make up penetrates bypass tube lid (9) and seal ring (18) till the lower end of gas tube (16-4) lower end near bypass tube lid (9).Then the hollow glueballs (16-1) of unaerated is amounted to, be not placed in respectively in valve body (2) bypass tube of U5, U6, be screwed bypass tube lid (9) in bypass tube port plane.2. seal ring (7) is placed the surface of the pipeline G that needs dismounting pipeline section Gj two ends, the valve body (2) that respectively flashboard (3) is in pipe clasping valve U5, the U6 of open state is then aimed at the position of sound production of seal ring (7) on pipeline G; Put split washer (15) again on pipeline G, the valve folder (8) that will put sealing gasket (14) then connects valve body (2) on pipeline G by bolton.3. driling machine J is connected with the flange of U5, U6 respectively, and carries out bore operation.Close the flashboard (3) of U5, U6 after drilling, remove driling machine J, relocate pipeline section Gx and U5, U6 connection are installed.4. settle K of the present invention in the fluid inlet side (right side among Fig. 6) of removing pipeline section Gj, press operating procedure operation 4. in the application examples 1 by embodiment's 4 gained.5. the flashboard of open U5, U6 makes among the pipeline section Gx that relocates and enters fluid.6. the gas tube (16-4) with U5, U6 pushes away downwards, make gas tube (16-4) be in the upper-end surface of bypass tube lid (9) to upper external screw thread, to there be the adaptor tube (10) of internal and external threads to be combined on the outside thread of gas tube (16-4) upper end, again locking nut (11) be combined on adaptor tube (10) and the bypass tube lid (9).At this moment, the hollow glueballs (16-1) of U5 and U6 all passes through the hole that drills through and enters in the pipeline G.7. by hollow glueballs (16-1) inflation of gas tube (16-4) in U5, up to the inlet side that is expanded to blocking pipe G.At this moment, fluid is carried through the pipeline section Gx that relocates.8. start air compressor, open be positioned at the flashboard (3) of removing pipe Gj inlet side pipe clasping valve K, when removing pipeline section Gj pressurization exhaust fluid, the short time is closed the flashboard (3) that pipeline G goes out the U6 of end place.9. the end that goes out to pipeline G stops up operation: when the hollow glueballs (16-1) of gas tube (16-4) in U6 inflated, progressively reduce the pressure and the flashboard (3) of opening gradually U6 of forcing pipe P, go out the flow of end to guarantee pipeline G.10. remove air compressor, forcing pipe P, behind the remaining fluid in the pipe clasping valve K pump drainage dismounting pipeline section Gj, dismounting is shifted out and is removed pipeline section Gj. is connected with the flange that is made of valve body (2) and valve folder (8) of U5 and U6 shutoff flange (12) respectively with bolton, inject high strength self-solidifying slurry from the outside, shutoff flange (12) upper end screw then, when slurry after inboard screw overflows by the upper end, screw plug (13) promptly is installed in each screw and tighten respectively. removes locking nut (11) and the adaptor tube (10) of U5 and U6, rotate gas tube (16-4) then the metal joint (16-2) of its lower end outside thread and hollow glueballs (16-1) end is broken away from, upwards the lower end of withdrawing gas tube (16-4) arrives in the bypass tube of valve body (2) again.The saw goes gas tube (16-4) to expose to the part of bypass lid (9), and blanking cover (17) is tightened in bypass tube lid (9) port internal thread.The end of job of relocating.
Application examples 3
See Fig. 8 and Fig. 9.When the present invention is used for pipe plugging, adopt two cover pipe clasping valve U1 and U2 of embodiment's 3 gained, when the leakage pipeline section is longer, can connect opposite opened adaptor tube (19) in the centre, programmed sequence of operations: 1. half sheet flange of the valve folder (8) of the valve body (2) of pipe clasping valve U1 and pipe clasping valve U2 is connected with bolton with the half sheet flange at one and half sheet body two ends of opposite opened adaptor tube (19) respectively, forms one group of link; In addition half sheet flange of the valve body (2) of the valve folder (8) of pipe clasping valve U1 and pipe clasping valve U2 is connected to form another group link with the half sheet flange at the two ends of second half sheet body of opposite opened adaptor tube (19) with bolton respectively.Flashboard and the bypass tube of U1 and U2 are open state.2. split washer (15) can be placed at the same time leak pipeline section two ends with the above-mentioned relevant position that is connected length, rapidly will above-mentioned two groups of links fasten pipeline G, put pad (14) between the upper and lower end face, use two groups of links of bolton then.3. close the flashboard (3) of U1, U2.4. inject high strength self-solidifying slurry from the bypass tube of U2, after the filling slurry is overflowed by the bypass tube of U1, be about in the bypass tube lid (9) that 2 blanking covers (17) are screwed into U1, U2 respectively.Plugging operations finishes.
Application examples 4,
See Figure 10.When this pipe clasping valve is applied to continue to flow the operation of spending pipe, get 4 gained the present invention by embodiment, 1. earlier seal ring (7) is placed the pipe surface that needs the spending pipe, the flashboard (3) that opens and closes parts is in opening state, the person in charge of valve body (2) is aimed at seal ring (7) place on the pipeline G that needs operation.2. then valve folder (8) is fixedlyed connected with valve body (2) by bolt, be clamped on the pipeline G that needs operation.3. will continue to flow driling machine with after the connecting head of valve body (2) is threaded, the drill bit of the driling machine connecting head from valve body (2) will be stretched into, hole, withdraw from drill bit after having bored, close flashboard (3), remove driling machine then by the surface of being responsible for pipeline G.The end that 4. will be provided with externally threaded arm G1 is combined in the internal thread of valve body (2) connecting tube.5. open flashboard (3), the fluid of pipeline G enters arm G1, and then the arm fitting operation finishes.
Claims (5)
1, a kind of pipe clasping valve with by-pass pipe, have the keying parts, it is characterized in that, this pipe clasping valve also has valve body (2) and valve folder (8), valve presss from both sides the semicircle donor that is shaped as of (8), and the top of valve body (2) is connecting head, and the middle part is for being responsible for, the bottom is semicircle donor, and valve folder (8) can be fixedly connected into the holding tube cylindrical tube by the semicircle donor of fastening piece and valve body (2); Person in charge's sidewall of valve body (2) is provided with a through hole, and the valve gap (1) that opens and closes parts is fixed on this through hole exterior edge face on every side by fastening piece, and the keying parts are linked to each other with valve body (2); Be provided with a bypass tube at the opposite side of being responsible for through hole, be fixedly connected with bypass tube lid (9) on the bypass tube, bypass tube lid (9) upper end-hole is provided with internal thread, is combined with locking nut (11) on this internal thread; Locking nut (11) is provided with internal thread, is combined with adaptor tube (10) in this internal thread; Be provided with the stifled parts (16) of ball at the bypass tube place, ball blocks up parts (16) to be made up of hollow glueballs (16-1), metal joint (16-2), ball valve (16-3) and gas tube (16-4), and there is conjuncted metal joint (16-2) end of hollow glueballs (16-1); Be provided with ball valve (16-3) in metal joint (16-2) endoporus, metal joint (16-2) endoporus port is provided with internal thread, and the lower end of gas tube (16-4) screws in this internal thread; Respectively there is half sheet flange at the two ends of the semicircle donor of valve body (2), also respectively there is half sheet flange at the two ends of valve folder (8) semicircle donor, valve folder (8) is by fastening piece and valve body (2) when fixedlying connected, and then respectively forms a flange in holding tube with the two ends of cylindrical tube.
2, pipe clasping valve with by-pass pipe according to claim 1, it is characterized in that, the lower end has been forced into ball valve (16-3a) in gas tube (16-4) pipe of the stifled parts (16) of described ball, the holding tube that described valve body (2) and valve folder (8) constitute is located with the flange exterior edge face of cylindrical tube one end, be fixedly connected with shutoff flange (12) by fastening piece, this shutoff flange (12) has two screws, be respectively hand-hole and overfolw hole, on hand-hole and overfolw hole, can be combined with screw plug (13) respectively.
3, pipe clasping valve with by-pass pipe according to claim 1 and 2 is characterized in that, the person in charge's through hole is a rectangular through-hole.
4, a kind of pipe clasping valve with by-pass pipe, have the keying parts, it is characterized in that, this pipe clasping valve also has valve body (2) and valve folder (8), valve presss from both sides the semicircle donor that is shaped as of (8), and the top of valve body (2) is connecting head, and the middle part is for being responsible for, the bottom is semicircle donor, and valve folder (8) can be fixedly connected into the holding tube cylindrical tube by the semicircle donor of fastening piece and valve body (2); Person in charge's sidewall of valve body (2) is provided with a through hole, the valve gap (1) that opens and closes parts is fixed on this through hole exterior edge face on every side by fastening piece, the keying parts are linked to each other with valve body (2), be provided with a bypass tube at the opposite side of being responsible for through hole, be fixedly connected with bypass tube lid (9) on the bypass tube, bypass tube lid (9) upper end-hole is provided with internal thread, is combined with blanking cover (17) on this internal thread.
5, pipe clasping valve with by-pass pipe according to claim 4 is characterized in that, the person in charge's through hole is a rectangular through-hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95111146 CN1050654C (en) | 1995-08-04 | 1995-08-04 | Pipe clasping valve with by-pass pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95111146 CN1050654C (en) | 1995-08-04 | 1995-08-04 | Pipe clasping valve with by-pass pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1142584A true CN1142584A (en) | 1997-02-12 |
| CN1050654C CN1050654C (en) | 2000-03-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 95111146 Expired - Fee Related CN1050654C (en) | 1995-08-04 | 1995-08-04 | Pipe clasping valve with by-pass pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1050654C (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100357652C (en) * | 2005-02-06 | 2007-12-26 | 北京兴远燃气实业公司 | Pipeline route changer and pipeline route changing method therewith |
| CN101606015B (en) * | 2006-12-29 | 2011-06-29 | 鸡明工程有限公司 | Fluid-crossing gate for pipeline and fluid-crossing method using the same |
| CN101676587B (en) * | 2008-09-19 | 2012-08-29 | 天士力制药集团股份有限公司 | Novel plunger type T-shape valve |
| CN109339165A (en) * | 2018-10-11 | 2019-02-15 | 筑梦高科建筑有限公司 | A kind of floor gap intelligently intercepts water system |
| CN114427631A (en) * | 2020-09-30 | 2022-05-03 | 中国石油化工股份有限公司 | Method for opening hole, leaking stoppage and replacing leakage valve of amine liquid medium pipeline under pressure |
-
1995
- 1995-08-04 CN CN 95111146 patent/CN1050654C/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100357652C (en) * | 2005-02-06 | 2007-12-26 | 北京兴远燃气实业公司 | Pipeline route changer and pipeline route changing method therewith |
| CN101606015B (en) * | 2006-12-29 | 2011-06-29 | 鸡明工程有限公司 | Fluid-crossing gate for pipeline and fluid-crossing method using the same |
| CN101676587B (en) * | 2008-09-19 | 2012-08-29 | 天士力制药集团股份有限公司 | Novel plunger type T-shape valve |
| CN109339165A (en) * | 2018-10-11 | 2019-02-15 | 筑梦高科建筑有限公司 | A kind of floor gap intelligently intercepts water system |
| CN114427631A (en) * | 2020-09-30 | 2022-05-03 | 中国石油化工股份有限公司 | Method for opening hole, leaking stoppage and replacing leakage valve of amine liquid medium pipeline under pressure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1050654C (en) | 2000-03-22 |
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