CN210069022U - Heat-preservation ball valve - Google Patents
Heat-preservation ball valve Download PDFInfo
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- CN210069022U CN210069022U CN201920989854.5U CN201920989854U CN210069022U CN 210069022 U CN210069022 U CN 210069022U CN 201920989854 U CN201920989854 U CN 201920989854U CN 210069022 U CN210069022 U CN 210069022U
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- valve
- heat preservation
- fastening
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Abstract
The utility model relates to a heat preservation ball valve, which comprises a valve body, a valve seat, the spheroid, the valve rod lower extreme adopts square shaft and spheroid upper end square hole interconnect, import and export at the valve body and set up the heat preservation shell, form the heat preservation chamber between this heat preservation shell and the valve body surface, the heat preservation shell left and right sides is connected with the steam connectors in two intercommunication heat preservation chambers respectively, the annular spread groove has been seted up to steam connector one end, be provided with the external connection screw thread that is used for cooperating steam conduit threaded connection on the cell wall in the annular spread groove, set up the screw hole that is linked together with the annular spread groove on the steam connectors lateral wall, be provided with the fastening components who is used for adjusting fastening connection steam conduit on the steam connector, fastening components includes fastening stud, fastening stud's one end is rotated and is. The utility model provides a connect stable, fasten effectual and the insulating ball valve who facilitates the use.
Description
Technical Field
The utility model relates to a heat preservation ball valve.
Background
The valve is a general mechanical product with large quantity and wide range, and the application range is very wide. The conveying flow medium can not be separated from the pipeline, and the control medium flow can not be separated from the valve. Where the control of the flowing medium is required, a valve must be installed, and the valve can be compared with a throat of a pipeline. The ball valve is a valve which is appeared in the 50 th century, and has been developed into a main valve in more than half a century, and the ball valve is widely applied to the fields of energy, petroleum, chemical industry, metallurgy and the like after being improved and developed for decades, and plays the roles of current carrying, control and the like. Therefore, the ball valve has great market potential in China. For example, the chinese utility model with patent No. 2017212208809 discloses a thermal insulation ball valve, which comprises a valve body, a valve seat, a ball body and a valve rod, wherein the lower end of the valve rod is connected with a square hole at the upper end of the ball body by a square shaft, a mutually matched anti-knocking step and a sealing filler are arranged between the middle part of the valve rod and the valve body, and the valve seat comprises an outlet side valve seat and an inlet side valve seat; the valve body is of an integrally formed structure, a heat preservation shell is arranged between an inlet flange and an outlet flange of the valve body, a heat preservation cavity is formed between the heat preservation shell and the outer surface of the valve body, and a steam joint communicated with the heat preservation cavity is arranged on the heat preservation shell; the outlet passage of the valve body is provided with a ball mounting hole with the diameter equal to that of the valve cavity, the outlet side valve seat is fixedly and hermetically mounted in the ball mounting hole by screw threads, and a sealing ring is in press fit with the ball. The ball valve of above-mentioned structure has the heat preservation effect that prevents medium freezing in the valve body under the cold environment, however at its steam joint and steam conduit's junction, steam joint and steam conduit's connection is unstable, all is the mode of threaded connection usually, and partial steam can be followed the junction and effused, has wasted steam greatly on the one hand, causes use cost's rise, and the steam of on the other hand effused can lead to the fact the injury to surrounding environment and the crowd of process, from this needs to improve.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a connect stable, fasten effectual and the insulating ball valve who facilitates the use.
The technical scheme of the utility model is realized like this: a heat preservation ball valve comprises a valve body (1), a valve seat (2), a ball body (3) and a valve rod (4), wherein the lower end of the valve rod (4) is connected with a square hole in the upper end of the ball body (3) through a square shaft, a mutually matched anti-knocking step and sealing filler are arranged between the middle part of the valve rod (4) and the valve body (1), and the valve seat (2) comprises an outlet side valve seat and an inlet side valve seat; valve body (1) exit passage system has the spheroid mounting hole that equals with the valve pocket diameter, and the outlet side disk seat is installed in the spheroid mounting hole by thread tightening seal, and its sealing washer compresses tightly its characterized in that with the spheroid: an insulation shell (5) is arranged between inlet and outlet flanges of a valve body (1), an insulation cavity (6) is formed between the insulation shell (5) and the outer surface of the valve body (1), the left side and the right side of the insulation shell (5) are respectively connected with two steam connectors (7) communicated with the insulation cavity (6), one end of each steam connector (7) far away from the insulation shell (5) is provided with an annular connecting groove (11), the inner groove wall of each annular connecting groove (11) is provided with an external connecting thread (12) used for being matched with the threaded connection of a steam pipeline, the outer side wall of each steam connector (7) is provided with a threaded hole (13) communicated with the annular connecting groove (11), the steam connectors (7) are provided with fastening components used for adjusting and fastening the steam pipeline, each fastening component comprises a fastening stud (14), one end of each fastening stud (14) is rotatably arranged in the threaded, the other end extends out of the threaded hole (13) and is connected with a hexagonal prism-shaped fixed head (15).
By adopting the technical scheme, the heat preservation ball valve of the utility model is provided with the heat preservation shell (5) between the inlet and outlet flanges of the valve body (1), a heat preservation cavity (6) is formed between the heat preservation shell (5) and the outer surface of the valve body (1), the left side and the right side of the heat preservation shell (5) are respectively connected with two steam connectors (7) communicated with the heat preservation cavity (6), hot steam is sent into the heat preservation cavity (6) from one of the steam connectors (7), heat preservation is carried out on the valve body (1) to prevent fluid from being cooled and condensed at the valve body (1), the steam after heat exchange is led out from the other steam connector (7), one end of the steam connector (7) far away from the heat preservation shell (5) is provided with the annular connecting groove (11), the inner groove wall of the annular connecting groove (11) is provided with the outer connecting thread (12) matched with the thread connection of a steam pipeline, the outer side wall of the steam connector (7, be provided with the fastening assembly who is used for adjusting fastening connection steam conduit on steam joint (7), fastening assembly includes fastening stud (14), the one end rotation setting of fastening stud (14) is in screw hole (13), the other end extends screw hole (13) and is connected with hexagonal prism form fixed head (15), steam conduit is when carrying out erection joint with steam joint (7), screw in steam conduit has the one end of external screw thread to annular spread groove (11) and fixed with outer connecting thread (12) cooperation on spread groove (11) interior cell wall, after the screw in target in place, again the operation rotates hexagonal prism form fixed head (15), drive rotatory fastening stud (14) that are located screw hole (13), make fastening stud (14) keep away from one end of fixed head (15) and pass on outer connecting thread (12) after the butt on steam conduit's external screw thread, the external screw thread of cooperation steam conduit and outer connecting thread (12) on spread groove (11) interior cell wall advance steam conduit Advance further fixed to improve the connection stability of steam conduit and steam joint (7), fasten effectually, thereby avoided hot steam to appear from the phenomenon that the junction effuses in transmission process, avoided the waste of steam and reduced the injury to all ring edge borders and crowd, the utility model provides a connect stable, fasten effectual and the insulating ball valve who facilitates the use.
The utility model discloses further set up to: one end of the fixing head (15) far away from the fixing stud (14) is connected to the outer side wall of the steam joint (7) through a connecting component.
Through adopting above-mentioned technical scheme, in order to prevent when transportation and not using the connection steam conduit, the phenomenon that the fastening components appears dropping the loss and influences steam conduit's fixed, the one end of keeping away from fixed double-screw bolt (14) with fixed head (15) is passed through coupling assembling and is connected on steam joint (7) lateral wall, is convenient for take when needs fastening connection steam conduit.
The utility model discloses further set up to: coupling assembling is including fixed semi-fixed ring (21) and the chain (22) of connection on semi-fixed ring (21) that set up on steam joint (7) lateral wall, fixed head (15) top central point department of putting is provided with mounting groove (23), the rotation is provided with rotor plate (24) in mounting groove (23), cell wall upper portion is provided with annular limiting plate (25) that are used for spacing rotor plate (24) in mounting groove (23), rotor plate (24) upper surface is provided with semi-connected ring (26), the one end and semi-connected ring (26) of semi-fixed ring (21) are kept away from in chain (22) are connected.
Through adopting above-mentioned technical scheme, when not using fixed steam conduit, fixed head (15) are through rotating rotor plate (24) and half go-between (26) that set up in mounting groove (23) inside, chain (22) are connected on half solid fixed ring (21), half solid fixed ring (21) are fixed on steam joint (7) lateral wall, be provided with annular limiting plate (25) that are used for spacing rotor plate (24) on mounting groove (23) inner wall upper portion, be used for spacing rotor plate (24) to prevent that it from deviating from mounting groove (23), rotate rotor plate (24) that set up in mounting groove (23) inside and be used for when using fixed steam conduit, fixed head (15) of hexagonal prism form are rotated in normal operation, and can not receive the restriction of chain (22) and lead to the phenomenon appearance of unable too many rotatory fixed head (15).
The utility model discloses further set up to: the chain (22) is made of metal.
Through adopting above-mentioned technical scheme, in order to improve coupling assembling's life, set up the material of chain (22) into the metal material.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic view of a front view structure of an embodiment of the present invention.
Fig. 2 is a side view of the half-section structural diagram of the embodiment of the present invention.
Fig. 3 is a schematic structural view of a fastening assembly according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1-3, the utility model discloses a thermal insulation ball valve, which comprises a valve body 1, a valve seat 2, a ball body 3 and a valve rod 4, wherein the lower end of the valve rod 4 is connected with a square hole at the upper end of the ball body 3 by a square shaft, a mutually matched anti-punching step and a sealing filler are arranged between the middle part of the valve rod 4 and the valve body 1, and the valve seat 2 comprises an outlet side valve seat and an inlet side valve seat; the outlet channel of the valve body 1 is provided with a ball mounting hole with the diameter equal to that of the valve cavity, the valve seat at the outlet side is hermetically mounted in the ball mounting hole by screw thread fixing, a sealing ring is in press fit with the ball, in the embodiment of the utility model, a heat preservation shell 5 is arranged between the inlet and outlet flanges of the valve body 1, a heat preservation cavity 6 is formed between the heat preservation shell 5 and the outer surface of the valve body 1, the left side and the right side of the heat preservation shell 5 are respectively connected with two steam connectors 7 communicated with the heat preservation cavity 6, one end of the steam connector 7 far away from the heat preservation shell 5 is provided with an annular connecting groove 11, the inner groove wall of the annular connecting groove 11 is provided with an external connecting screw thread 12 for matching with the screw thread connection of a steam pipeline, the outer side wall of the steam connector, the fastening assembly comprises a fastening stud 14, one end of the fastening stud 14 is rotatably arranged in the threaded hole 13, and the other end of the fastening stud 14 extends out of the threaded hole 13 and is connected with a hexagonal prism-shaped fixing head 15.
By adopting the technical scheme, the heat preservation ball valve of the utility model is provided with the heat preservation shell 5 between the inlet and outlet flanges of the valve body 1, the heat preservation cavity 6 is formed between the heat preservation shell 5 and the outer surface of the valve body 1, the left side and the right side of the heat preservation shell 5 are respectively connected with two steam connectors 7 communicated with the heat preservation cavity 6, hot steam is sent into the heat preservation cavity 6 from one of the steam connectors 7 to preserve heat of the valve body 1 so as to prevent fluid from being cooled and condensed at the valve body 1, the steam after heat exchange is led out from the other steam connector 7, one end of the steam connector 7 far away from the heat preservation shell 5 is provided with the annular connecting groove 11, the inner groove wall of the annular connecting groove 11 is provided with the external connecting thread 12 for matching with the thread connection of a steam pipeline, the outer side wall of the steam connector 7 is provided with the threaded hole 13 communicated with the annular connecting groove, the fastening component comprises a fastening stud 14, one end of the fastening stud 14 is rotatably arranged in the threaded hole 13, the other end of the fastening stud 14 extends out of the threaded hole 13 and is connected with a hexagonal prism-shaped fixing head 15, when the steam pipeline is installed and connected with the steam joint 7, one end of the steam pipeline with an external thread is screwed into the annular connecting groove 11 and is matched and fixed with the external connecting thread 12 on the inner groove wall of the connecting groove 11, after the steam pipeline is screwed in place, the hexagonal prism-shaped fixing head 15 is operated and rotated to drive the fastening stud 14 in the threaded hole 13 to rotate, one end of the fastening stud 14 far away from the fixing head 15 penetrates through the external connecting thread 12 and is abutted against the external thread of the steam pipeline, the external thread of the steam pipeline and the external connecting thread 12 on the inner groove wall of the connecting groove 11 are matched to further fix the steam pipeline, so that the connection stability, thereby avoided hot steam to appear from the phenomenon of junction effluvium in transmission course, avoided the waste of steam and reduced the injury to all ring edge borders and crowd, the utility model provides a connect stable, fasten effectual and the insulation ball valve who facilitates the use.
In the embodiment of the present invention, the end of the fixing head 15 far away from the fixing stud 14 is connected to the outer sidewall of the steam connector 7 through the connecting assembly.
Through adopting above-mentioned technical scheme, in order to prevent when transportation and not using to connect the steam conduit, the phenomenon that the fastening components appears dropping the loss and influences the fixed of steam conduit, the one end of keeping away from fixing stud 14 with fixed head 15 is passed through coupling assembling and is connected on steam joint 7 lateral wall, is convenient for take when needs fastening connection steam conduit.
The utility model discloses in the embodiment, coupling assembling is including fixed half fixed ring 21 and the chain 22 of connection on half fixed ring 21 that sets up on steam head 7 lateral wall, the department of putting of fixed head 15 top central point is provided with mounting groove 23, it is provided with rotor plate 24 to rotate in the mounting groove 23, cell wall upper portion is provided with the annular limiting plate 25 that is used for spacing rotor plate 24 in the mounting groove 23, rotor plate 24 upper surface is provided with half go-between 26, the one end that half fixed ring 21 was kept away from to chain 22 is connected with half go-between 26.
Through adopting above-mentioned technical scheme, when not using fixed steam conduit, fixed head 15 is through rotating rotor plate 24 and the half-coupling ring 26 that sets up in mounting groove 23 inside, chain 22 is connected on half fixed ring 21, half fixed ring 21 is fixed on steam joint 7 lateral wall, cell wall upper portion is provided with the annular limiting plate 25 that is used for spacing rotor plate 24 in mounting groove 23, be used for spacing rotor plate 24 to prevent it from deviating from mounting groove 23, rotate rotor plate 24 that sets up in mounting groove 23 inside and be used for when using fixed steam conduit, the hexagonal prism form fixed head 15 is rotated in the operation that can be normal, and can not receive chain 22's restriction and lead to the phenomenon appearance of unable too much rotatory fixed head 15.
In the embodiment of the present invention, the chain 22 is made of metal.
Through adopting above-mentioned technical scheme, in order to improve coupling assembling's life, set up the material of chain 22 into the metal material.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. A heat preservation ball valve comprises a valve body (1), a valve seat (2), a ball body (3) and a valve rod (4), wherein the lower end of the valve rod (4) is connected with a square hole in the upper end of the ball body (3) through a square shaft, a mutually matched anti-knocking step and sealing filler are arranged between the middle part of the valve rod (4) and the valve body (1), and the valve seat (2) comprises an outlet side valve seat and an inlet side valve seat; valve body (1) exit passage system has the spheroid mounting hole that equals with the valve pocket diameter, and the outlet side disk seat is installed in the spheroid mounting hole by thread tightening seal, and its sealing washer compresses tightly its characterized in that with the spheroid: an insulation shell (5) is arranged between inlet and outlet flanges of a valve body (1), an insulation cavity (6) is formed between the insulation shell (5) and the outer surface of the valve body (1), the left side and the right side of the insulation shell (5) are respectively connected with two steam connectors (7) communicated with the insulation cavity (6), one end of each steam connector (7) far away from the insulation shell (5) is provided with an annular connecting groove (11), the inner groove wall of each annular connecting groove (11) is provided with an external connecting thread (12) used for being matched with the threaded connection of a steam pipeline, the outer side wall of each steam connector (7) is provided with a threaded hole (13) communicated with the annular connecting groove (11), the steam connectors (7) are provided with fastening components used for adjusting and fastening the steam pipeline, each fastening component comprises a fastening stud (14), one end of each fastening stud (14) is rotatably arranged in the threaded, the other end extends out of the threaded hole (13) and is connected with a hexagonal prism-shaped fixed head (15).
2. A thermo ball valve according to claim 1, characterised in that: one end of the fixing head (15) far away from the fastening stud (14) is connected to the outer side wall of the steam joint (7) through a connecting component.
3. A thermo ball valve according to claim 2, characterised in that: coupling assembling is including fixed semi-fixed ring (21) and the chain (22) of connection on semi-fixed ring (21) that set up on steam joint (7) lateral wall, fixed head (15) top central point department of putting is provided with mounting groove (23), the rotation is provided with rotor plate (24) in mounting groove (23), cell wall upper portion is provided with annular limiting plate (25) that are used for spacing rotor plate (24) in mounting groove (23), rotor plate (24) upper surface is provided with semi-connected ring (26), the one end and semi-connected ring (26) of semi-fixed ring (21) are kept away from in chain (22) are connected.
4. A thermo ball valve according to claim 3, characterised in that: the chain (22) is made of metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920989854.5U CN210069022U (en) | 2019-06-27 | 2019-06-27 | Heat-preservation ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920989854.5U CN210069022U (en) | 2019-06-27 | 2019-06-27 | Heat-preservation ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210069022U true CN210069022U (en) | 2020-02-14 |
Family
ID=69428963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920989854.5U Active CN210069022U (en) | 2019-06-27 | 2019-06-27 | Heat-preservation ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210069022U (en) |
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2019
- 2019-06-27 CN CN201920989854.5U patent/CN210069022U/en active Active
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