CN112747171A - Ball valve for pipeline heat supply with good heat insulation performance - Google Patents
Ball valve for pipeline heat supply with good heat insulation performance Download PDFInfo
- Publication number
- CN112747171A CN112747171A CN202110033875.1A CN202110033875A CN112747171A CN 112747171 A CN112747171 A CN 112747171A CN 202110033875 A CN202110033875 A CN 202110033875A CN 112747171 A CN112747171 A CN 112747171A
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- CN
- China
- Prior art keywords
- heat supply
- valve
- half ring
- ring
- shell
- 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.)
- Pending
Links
- 238000009413 insulation Methods 0.000 title claims abstract description 20
- 239000007788 liquid Substances 0.000 claims abstract description 25
- 239000011229 interlayer Substances 0.000 claims abstract description 12
- 238000010438 heat treatment Methods 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 8
- 230000006978 adaptation Effects 0.000 claims description 3
- 238000004321 preservation Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 description 6
- 239000010410 layer Substances 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K49/00—Means in or on valves for heating or cooling
- F16K49/005—Circulation means for a separate heat transfer fluid
- F16K49/007—Circulation means for a separate heat transfer fluid located within the obturating element
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
- F16K5/0663—Packings
- F16K5/0694—Spindle sealings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/14—Arrangements for the insulation of pipes or pipe systems
- F16L59/16—Arrangements specially adapted to local requirements at flanges, junctions, valves or the like
- F16L59/168—Flexible insulating material or covers for flanges, junctions, valves or the like
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Taps Or Cocks (AREA)
Abstract
The invention discloses a pipeline heat supply ball valve with good heat insulation performance, wherein a first clamping rod is arranged on each of a first half ring and a second half ring, a plurality of second clamping rods are arranged in a groove, the first clamping rods are matched with the second clamping rods, a heat supply interlayer is formed between each two mounting rings and a shell, a heat supply coil pipe is arranged in each heat supply interlayer, a liquid inlet and a liquid outlet are respectively arranged on each mounting ring, the heat supply coil pipe is placed in the groove, the first clamping rods are clamped into the corresponding second clamping rods, so that the two mounting rings are mounted at two ends of the valve rod, the heat supply coil pipes are positioned in the heat supply interlayer, heat conduction oil is guided into the heat supply coil pipes through the liquid inlets, heat is conveyed into the valve body through the heat conduction oil, and accordingly residual liquid in the valve body is defrosted, thereby facilitating the opening of the ball valve.
Description
Technical Field
The invention relates to the technical field of ball valves, in particular to a pipeline heat supply ball valve with good heat insulation performance.
Background
Along with heating power resource's utilization to and urban heating system's continuous development, also higher and higher to the requirement of pipeline heat supply ball valve, general ball valve only has effects such as wall, reposition of redundant personnel, and the heat supply ball valve need have the heat insulating ability, and has high temperature resistance's nature, nevertheless has partial remaining water to stop staying in the valve body and freeze after closing the ball valve in colder weather, when opening the ball valve next time, need pull the valve handle with strength, the operation is comparatively troublesome.
Disclosure of Invention
The invention aims to provide a pipeline heat supply ball valve with good heat insulation performance, and aims to solve the technical problems that in the prior art, part of residual water is remained in a valve body to freeze after the ball valve is closed in cold weather, and the operation is troublesome because a valve handle needs to be pulled forcibly when the ball valve is opened next time.
In order to achieve the above purpose, the invention provides a pipeline heat supply ball valve with good heat insulation performance, which comprises a shell, two mounting rings, a valve body, a valve rod, a valve handle and a heat supply coil pipe, wherein the shell is provided with a mounting groove, the valve rod penetrates through the mounting groove, one end of the valve rod, which is positioned in the shell, is fixedly connected with the valve body, one end of the valve rod, which is far away from the shell, is detachably connected with the valve handle, the two mounting rings are detachably connected with the shell and are respectively positioned at two ends of the valve rod, each mounting ring comprises a first half ring and a second half ring, two ends of the first half ring and the second half ring are respectively provided with a connecting block, the connecting block on the first half ring is in bolted connection with the connecting block on the second half ring, and the first half ring and the second half ring are both provided with a first clamping rod, still be provided with the recess on the casing, be provided with many second kellies in the recess, every the second kellies all is hollow structure setting, first kellies with second kellies looks adaptation, two the collar with form the heat supply intermediate layer between the casing, be provided with in the heat supply intermediate layer heat supply coil pipe, two be provided with inlet and liquid outlet on the collar respectively, heat supply coil pipe's one end with the feed liquor pipe is corresponding, heat supply coil pipe's the other end with the liquid outlet is corresponding.
The ball valve for pipeline heat supply with good heat insulation performance further comprises heat insulation sleeves, and the heat insulation sleeves are arranged outside the two mounting rings.
Wherein, be provided with a plurality of sealing washers in the mounting groove from top to bottom, every the sealing washer is all established the outside of valve rod.
And an annular mounting groove is further formed in the groove, and the annular mounting groove is matched with the heat supply coil pipe.
The valve rod is provided with a first semi-ring and a second semi-ring, wherein one ends of the first semi-ring and the second semi-ring, which are far away from the valve rod, are respectively provided with a fixture block, the shell is also provided with a plurality of clamping grooves, the fixture blocks are matched with the clamping grooves, the shell is provided with two fixing rings, and each fixing ring is respectively corresponding to one mounting ring.
Wherein, every gu fixed ring all includes first arc and second arc, first arc with the both ends of second arc all are provided with the fixed block, on the first arc the fixed block with on the second arc fixed block bolted connection.
Wherein, be provided with the rubber sleeve on the valve handle.
The invention has the beneficial effects that: the first half ring and the second half ring are both provided with a first clamping rod, a plurality of second clamping rods are arranged in the grooves, the first clamping rod is matched with the second clamping rod, a heat supply interlayer is formed between the two mounting rings and the shell, the heat supply coil is arranged in the heat supply interlayer, the two mounting rings are respectively provided with a liquid inlet and a liquid outlet, the heat supply coil is placed in the groove, the first clamping rod is clamped in the corresponding second clamping rod, whereby two of said mounting rings are mounted on either end of said valve stem, such that said heating coil is located within said heating interlayer, the heat conduction oil is guided into the heat supply coil through the liquid inlet, and the heat is conveyed into the valve body through the heat conduction oil, so that the residual liquid in the valve body is defrosted, and the ball valve is convenient to open.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 the drawings without creative efforts.
Fig. 1 is a schematic structural view of the ball valve for pipe heating having good heat insulating performance according to the present invention.
Fig. 2 is a side view of the present invention without the installed insulation.
Fig. 3 is a sectional view of the internal structure a-a of fig. 2 according to the present invention.
1-shell, 2-mounting ring, 3-valve body, 4-valve rod, 5-valve handle, 6-heat supply coil pipe, 7-mounting groove, 8-first half ring, 9-second half ring, 10-connecting block, 11-first clamping rod, 12-second clamping rod, 13-heat supply interlayer, 14-liquid inlet, 15-liquid outlet, 16-heat insulation sleeve, 17-sealing ring, 18-annular mounting groove, 19-clamping block, 20-fixing ring, 21-first arc plate, 22-second arc plate, 23-fixing block, 24-rubber sleeve, 25-driven skewed tooth, 26-gear box, 27-rotating shaft and 28-driving gear.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1, the present invention provides a ball valve for supplying heat to a pipeline, which has good thermal insulation performance, and comprises a housing 1, two installation rings 2, a valve body 3, a valve rod 4, a valve handle 5 and a heat supply coil 6, wherein the housing 1 is provided with an installation groove 7, the valve rod 4 penetrates through the installation groove 7, one end of the valve rod 4 located inside the housing 1 is fixedly connected with the valve body 3, one end of the valve rod 4 away from the housing 1 is detachably connected with the valve handle 5, the two installation rings 2 are detachably connected with the housing 1 and respectively located at two ends of the valve rod 4, each installation ring 2 comprises a first half ring 8 and a second half ring 9, two ends of the first half ring 8 and the second half ring 9 are respectively provided with a connection block 10, the connection block 10 on the first half ring 8 is in bolt connection with the connection block 10 on the second half ring 9, first semi-ring 8 with all be provided with first kelly 11 on the second semi-ring 9, still be provided with the recess on the casing 1, be provided with many second kellies 12 in the recess, every second kelly 12 all is the hollow structure setting, first kelly 11 with second kelly 12 looks adaptation, two the collar 2 with form heat supply intermediate layer 13 between the casing 1, be provided with in the heat supply intermediate layer 13 heat supply coil 6, two be provided with inlet 14 and liquid outlet 15 on the collar 2 respectively, heat supply coil 6's one end with the feed liquor pipe is corresponding, heat supply coil 6's the other end with liquid outlet 15 is corresponding.
In this embodiment, the first half ring 8 and the second half ring 9 are both provided with a first clamping rod 11, the recess is provided with a plurality of second clamping rods 12, each second clamping rod 12 is provided with a hollow structure, the first clamping rod 11 is adapted to the second clamping rod 12, a heat supply interlayer 13 is formed between the two mounting rings 2 and the housing 1, the heat supply coil 6 is provided in the heat supply interlayer 13, the two mounting rings 2 are respectively provided with a liquid inlet 14 and a liquid outlet 15, one end of the heat supply coil 6 corresponds to the liquid inlet pipe, the other end of the heat supply coil 6 corresponds to the liquid outlet 15, the heat supply coil 6 is placed in the recess, the first clamping rod 11 is clamped into the corresponding second clamping rod 12, so that the two mounting rings 2 are mounted at two ends of the valve rod 4, the heat supply coil 6 is positioned in the heat supply interlayer 13, heat conduction oil is guided into the heat supply coil 6 through the liquid inlet 14, heat is conveyed into the valve body 3 through the heat conduction oil, and therefore residual liquid in the valve body 3 is defrosted, and the ball valve is convenient to open.
Further, the ball valve for pipeline heat supply with good heat insulation performance further comprises heat insulation sleeves 16, and the heat insulation sleeves 16 are arranged outside the two mounting rings 2.
In the embodiment, the heat conducting oil is guided into the heat supply coil 6 through the liquid inlet 14, and when the residual fluid in the valve body 3 is heated and defrosted, the heat loss is reduced through the heat insulation sleeve 16, the heat insulation effect is improved, and the defrosting efficiency is accelerated.
Further, be provided with a plurality of sealing washer 17 in the mounting groove 7 from top to bottom, every sealing washer 17 all overlaps and establishes the outside of valve rod 4.
In the present embodiment, a plurality of sealing rings 17 are disposed in the mounting groove 7 to prevent the fluid in the pipeline from overflowing through the connection between the valve handle 5 and the mounting groove 7.
Further, an annular mounting groove 18 is further formed in the groove, and the annular mounting groove 18 is matched with the heat supply coil 6.
In this embodiment, the heating coil 6 is placed in the annular mounting groove 18, and the mounting ring 2 is closed, so that the heating coil 6 is fixed in position and does not slide in the heating sandwich 13.
Furthermore, a clamping block 19 is arranged at one end of each of the first half ring 8 and the second half ring 9, which is far away from the valve rod 4, a plurality of clamping grooves are further arranged on the housing 1, the clamping block 19 is matched with the clamping grooves, two fixing rings 20 are arranged on the housing 1, and each fixing ring 20 corresponds to one of the mounting rings 2.
In this embodiment, the two fixing rings 20 are respectively disposed at two ends of the valve rod 4, so that the fixture blocks 19 are clamped into the corresponding fixture grooves, and the fixing rings 20 are mounted at the fixture blocks 19, so that the mounting ring 2 is more firmly mounted on the housing 1.
Further, every fixed ring 20 all includes first arc 21 and second arc 22, first arc 21 with the both ends of second arc 22 all are provided with fixed block 23, on the first arc 21 the fixed block 23 with on the second arc 22 fixed block 23 bolted connection.
In the present embodiment, the bolts on the fixing blocks 23 are tightened to mount the fixing rings 20 on the corresponding mounting rings 2, so that the mounting rings 2 are more firmly mounted on the housing 1.
Further, a rubber sleeve 24 is arranged on the valve handle 5.
In the present embodiment, the rubber sleeve 24 is provided on the valve handle 5, so that it is more convenient to rotate the valve handle 5.
Further, valve rod 4 is kept away from the one end of valve body 3 is provided with driven skewed tooth 25, the outside cover of driven skewed tooth 25 is equipped with gear box 26, gear box 26's inside still is provided with axis of rotation 27, the driving shaft runs through gear box 26, the middle part of axis of rotation 27 is provided with driving gear 28, driving gear 28 with driven skewed tooth 25 meshes mutually, axis of rotation 27 is kept away from the one end of valve rod 4 with the connection can be dismantled to valve handle 5.
In this embodiment, the valve handle 5 is rotated, the driving gear 28 drives the driven helical teeth 25 to rotate, so as to control the valve body 3 to rotate, and open and close of fluid in the pipeline are realized, the driving gear 28 is perpendicular to the driven helical teeth 25, so as to change the rotation mode of the valve handle 5, and avoid that the installation position is too narrow, and the operation is troublesome when the valve handle 5 is rotated in the horizontal direction.
Further, the number of teeth of the driving gear 28 is twice that of the driven helical gear 25.
In this embodiment, the number of teeth of driving gear 28 is greater than the number of teeth of driven skewed tooth 25, when rotating during valve rod 4, slightly rotate valve handle 5, can pass through valve rod 4 drives valve body 3 closes the pipeline, and it is more convenient to operate.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (7)
1. A ball valve with good heat preservation performance for pipeline heat supply, which is characterized in that,
the valve comprises a shell, two mounting rings, a valve body, a valve rod, a valve handle and a heat supply coil pipe, wherein the shell is provided with a mounting groove, the valve rod penetrates through the mounting groove, one end of the valve rod, which is positioned inside the shell, is fixedly connected with the valve body, one end of the valve rod, which is far away from the shell, is detachably connected with the valve handle, the two mounting rings are detachably connected with the shell and are respectively positioned at two ends of the valve rod, each mounting ring comprises a first half ring and a second half ring, connecting blocks are respectively arranged at two ends of the first half ring and the second half ring, the connecting block on the first half ring is in bolted connection with the connecting block on the second half ring, first clamping rods are respectively arranged on the first half ring and the second half ring, the shell is also provided with a groove, a plurality of second clamping rods are arranged in the groove, and each second clamping rod is in a hollow structure, the first clamping rod is matched with the second clamping rod, the mounting rings and the shell form a heat supply interlayer, the heat supply interlayer is internally provided with the heat supply coil pipe and the mounting rings respectively provided with a liquid inlet and a liquid outlet, one end of the heat supply coil pipe corresponds to the liquid inlet pipe, and the other end of the heat supply coil pipe corresponds to the liquid outlet.
2. The ball valve for pipe heating having good heat-insulating property as claimed in claim 1,
the ball valve for pipeline heat supply with good heat insulation performance further comprises heat insulation sleeves, and the heat insulation sleeves are arranged outside the two mounting rings.
3. The ball valve for pipe heating having good heat-insulating property as claimed in claim 1,
a plurality of sealing rings are arranged in the mounting groove from top to bottom, and each sealing ring is sleeved on the outer portion of the valve rod.
4. The ball valve for pipe heating having good heat-insulating property as claimed in claim 1,
still be provided with annular mounting groove in the recess, annular mounting groove with heat supply coil looks adaptation.
5. The ball valve for pipe heating having good heat-insulating property as claimed in claim 1,
one end, far away from the valve rod, of each of the first half ring and the second half ring is provided with a clamping block, the shell is further provided with a plurality of clamping grooves, the clamping blocks are matched with the clamping grooves, the shell is provided with two fixing rings, and each fixing ring corresponds to one mounting ring.
6. The ball valve for pipe heating having good heat-insulating property as claimed in claim 5,
every gu fixed ring all includes first arc and second arc, first arc with the both ends of second arc all are provided with the fixed block, on the first arc the fixed block with on the second arc fixed block bolted connection.
7. The ball valve for pipe heating having good heat-insulating property as claimed in claim 1,
the valve handle is provided with a rubber sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110033875.1A CN112747171A (en) | 2021-01-12 | 2021-01-12 | Ball valve for pipeline heat supply with good heat insulation performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110033875.1A CN112747171A (en) | 2021-01-12 | 2021-01-12 | Ball valve for pipeline heat supply with good heat insulation performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112747171A true CN112747171A (en) | 2021-05-04 |
Family
ID=75650811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110033875.1A Pending CN112747171A (en) | 2021-01-12 | 2021-01-12 | Ball valve for pipeline heat supply with good heat insulation performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112747171A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205013747U (en) * | 2015-10-14 | 2016-02-03 | 重庆川仪调节阀有限公司 | Keep warm and press from both sides cover ball valve |
| CN206738623U (en) * | 2017-05-13 | 2017-12-12 | 苏州恩威尔机械有限公司 | Ball valve body |
| CN208268462U (en) * | 2018-04-28 | 2018-12-21 | 上海温腾流体控制技术有限公司 | A kind of jacket heat-preservation ball valve |
| CN210106740U (en) * | 2019-03-23 | 2020-02-21 | 无锡市伦渠自控阀门制造有限公司 | Manual-automatic integrated full-heat-insulation jacket ball valve |
-
2021
- 2021-01-12 CN CN202110033875.1A patent/CN112747171A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205013747U (en) * | 2015-10-14 | 2016-02-03 | 重庆川仪调节阀有限公司 | Keep warm and press from both sides cover ball valve |
| CN206738623U (en) * | 2017-05-13 | 2017-12-12 | 苏州恩威尔机械有限公司 | Ball valve body |
| CN208268462U (en) * | 2018-04-28 | 2018-12-21 | 上海温腾流体控制技术有限公司 | A kind of jacket heat-preservation ball valve |
| CN210106740U (en) * | 2019-03-23 | 2020-02-21 | 无锡市伦渠自控阀门制造有限公司 | Manual-automatic integrated full-heat-insulation jacket ball valve |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20210504 |