CN206361241U - One kind insulation sampling valve - Google Patents
One kind insulation sampling valve Download PDFInfo
- Publication number
- CN206361241U CN206361241U CN201621306929.8U CN201621306929U CN206361241U CN 206361241 U CN206361241 U CN 206361241U CN 201621306929 U CN201621306929 U CN 201621306929U CN 206361241 U CN206361241 U CN 206361241U
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- CN
- China
- Prior art keywords
- insulation
- steam
- valve rod
- liquid pipe
- heat
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- 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.)
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Abstract
The utility model proposes a kind of insulation sampling valve, including valve body and valve rod, valve body includes adpting flange, walk liquid pipe, stuffing-box and discharging gate, stuffing-box is provided with gland, filler is provided between gland and stuffing-box, Packing seat, walk liquid pipe and be externally provided with heat-insulation layer, heat-insulation layer includes insulation cladding and heat insulation cavity, heat-insulation layer is provided with steam inlet tube and steam outlet pipe, and steam insulation flange is set, the utility model is simple in construction, it is reasonable in design, valve rod coordinates with gland gap, ensure axially, it is not flexible, pass through sealing block between valve rod and discharging gate, using 60 ° of taper sealings, pass through steam inlet tube and steam outlet pipe flowing steam in heat-insulation layer simultaneously, steam insulation flange is set at steam inlet tube and steam outlet pipe, steam thermal energy is effectively ensured not to be depleted, when preventing sampling simultaneously, medium is crystallized, prevent medium from sampling occurring during sampling and has some setbacks, the phenomenons such as jam, ensure that sampling process is unimpeded.
Description
Technical field
The utility model is related to sampling valve field, particularly a kind of insulation sampling valve.
Background technology
O-chloronitrobenzene, molecular formula is C6H4ClNO2, light yellow needles.It is water insoluble, be dissolved in ethanol, ether and
Benzene.It is agricultural chemicals, dyestuff, the important intermediate of medicine, can also makees the raw material of rubber accelerator.31-33 °C of fusing point, 246 ° of boiling point
25 °C of C, density 1.348g/mLat, vapour density 5.4 (vs air), the mm Hg of vapour pressure 0.04 (25 °C), flash-point
>230 °F, the g/L of water-soluble 0.43 (20 oC).
It can be seen from dielectric property, general sample cock is in the case where temperature is too low, it may appear that sampling valve is in sampling
When, medium is crystallized, the generation of the phenomenon such as sampling has some setbacks, jam.
Utility model content
In view of the above-mentioned problems, being incubated sampling valve the utility model proposes one kind.
To solve above technical problem, the technical scheme that the utility model is provided is:
One kind insulation sampling valve, it is characterised in that including valve body and valve rod, the valve body include adpting flange, walk liquid pipe,
Stuffing-box and discharging gate, it is described walk liquid pipe be in hollow cylindrical, the adpting flange is located to walk the horizontal two ends of liquid pipe, and with walking
The horizontal two ends of liquid pipe are fixedly connected, and the stuffing-box is located to walk upper end in the middle part of liquid pipe, and the discharging gate is located to walk in the middle part of liquid pipe
Lower end, stuffing-box is provided with gland, and the gland is coordinated by internal and external threads, is connected to the upper end of stuffing-box, stuffing-box and pressure
Packing seat and filler are set gradually between lid from bottom to top, the valve rod sequentially passes through gland, filler, Packing seat from top to bottom,
Insertion is walked in liquid pipe, and gap coordinates between gland, and is threadedly coupled in the middle part of valve rod with stuffing-box；
It is described walk liquid pipe be externally provided with heat-insulation layer, the heat-insulation layer includes insulation cladding and is located at insulation cladding and walks between liquid pipe
Heat insulation cavity, the heat-insulation layer is provided with steam inlet tube and steam outlet pipe, and steam inlet tube and the steam outlet pipe is empty with insulation
Chamber is connected, and one end of steam inlet tube and steam outlet pipe is fixed with steam insulation flange；
The discharging gate includes middle tapping channel, and the tapping channel is in cylinder, and the lower end of the valve rod is provided with
Sealing block, the sealing block is in inverted cone, and its longitudinal section is triangular in shape, under the triangle that the section of sealing block is in
The angle of drift angle is α, and the α is 60 °；
Further, the upper end of the valve rod is provided with handwheel, and the handwheel is fixedly installed on valve rod by nuts and washers
Upper end；
Further, the axis of the valve rod and the axis of tapping channel are same straight line；
Further, the diameter for the inverted conical upper disc that the sealing block is in is in more than tapping channel
The diameter of cylinder.
The beneficial effects of the utility model are：
The utility model proposes a kind of insulation sampling valve, including valve body and valve rod, valve body includes adpting flange, walks liquid
Pipe, stuffing-box and discharging gate, stuffing-box are provided with gland, and filler, Packing seat are provided between gland and stuffing-box, liquid pipe peripheral hardware is walked
There is heat-insulation layer, heat-insulation layer includes insulation cladding and heat insulation cavity, and heat-insulation layer is provided with steam inlet tube and steam outlet pipe, and sets steaming
Vapour is incubated flange, and the utility model is simple in construction, reasonable in design, and valve rod coordinates with gland gap, it is ensured that axially, not flexible,
By sealing block between valve rod and discharging gate, using 60 ° of taper sealings, while passing through steam inlet tube and steam outlet pipe in heat-insulation layer
Steam insulation flange is set at flowing steam, steam inlet tube and steam outlet pipe, steam thermal energy is effectively ensured and is not depleted, is prevented simultaneously
When only sampling, medium crystallization, prevent medium occur during sampling sampling have some setbacks, the phenomenon such as jam, it is ensured that sampling process
It is unimpeded.
Brief description of the drawings
Fig. 1 the utility model schematic diagrames.
Fig. 2 the utility model longitudinal cross-section views.
Fig. 3 A-A are to section view.
Embodiment
A kind of insulation sampling valve as depicted, it is characterised in that including valve body 1 and valve rod 2, the valve body 1 includes connecting
Acting flange 3, walk liquid pipe 4, stuffing-box 5 and discharging gate 6, it is described walk liquid pipe 4 be in hollow cylindrical, the adpting flange 3 is located to walk
The horizontal two ends of liquid pipe 4, and be fixedly connected with the horizontal two ends for walking liquid pipe 4, the stuffing-box 5 is located to walk the middle part upper end of liquid pipe 4,
The discharging gate 6 is located to walk the middle part lower end of liquid pipe 4, and stuffing-box 5 is provided with gland 7, and the gland 7 is coordinated by internal and external threads,
The upper end of stuffing-box 5 is connected to, Packing seat 8 and filler 9, the valve rod is set gradually between stuffing-box 5 and gland 7 from bottom to top
2 sequentially pass through gland 7, filler 9, Packing seat 8 from top to bottom, and insertion is walked in liquid pipe 4, and gap coordinates between gland 7, and valve
The middle part of bar 2 is threadedly coupled with stuffing-box 5；
It is described walk liquid pipe 4 be externally provided with heat-insulation layer 10, the heat-insulation layer 10 includes insulation cladding 11 and positioned at the He of insulation cladding 11
Heat insulation cavity 12 between liquid pipe 4 is walked, the heat-insulation layer 10 is provided with steam inlet tube 13 and steam outlet pipe 14, the steam inlet tube 13
Connected with steam outlet pipe 14 with heat insulation cavity 12, one end of steam inlet tube 13 and steam outlet pipe 14 is fixed with steam insulation
Flange 15；
The discharging gate 6 includes middle tapping channel 16, and the tapping channel 16 is in cylindrical, under the valve rod 2
End is provided with sealing block 17, and the sealing block 17 is in inverted cone, and its longitudinal section is triangular in shape, and the section of sealing block 17 is in
Triangle lower drift angle angle be α, the α be 60 °；
Further, the upper end of the valve rod 2 is provided with handwheel 18, and the handwheel 18 is fixed by nut 19 and packing ring 20 and set
It is placed in the upper end of valve rod 2；
Further, the axis of the valve rod 2 and the axis of tapping channel 16 are same straight line；
Further, the diameter for the inverted conical upper disc that the sealing block 17 is in is more than the institute of tapping channel 16
The cylindrical diameter for being in.
It is described above, only the utility model preferably embodiment, but protection domain of the present utility model is not
This is confined to, any one skilled in the art can readily occur in the technical scope that the utility model is disclosed
Change or replacement, should all cover in protection domain of the present utility model.Therefore, protection domain of the present utility model should be with
The protection domain of claims is defined.
Claims (4)
1. one kind insulation sampling valve, it is characterised in that including valve body and valve rod, the valve body includes adpting flange, walks liquid pipe, fills out
Expect letter and discharging gate, it is described walk liquid pipe be in hollow cylindrical, the adpting flange is located to walk the horizontal two ends of liquid pipe, and with walking liquid
The horizontal two ends of pipe are fixedly connected, and the stuffing-box is located to walk upper end in the middle part of liquid pipe, under the discharging gate is located to walk in the middle part of liquid pipe
End, stuffing-box is provided with gland, and the gland is coordinated by internal and external threads, is connected to the upper end of stuffing-box, stuffing-box and gland
Between set gradually Packing seat and filler from bottom to top, the valve rod sequentially passes through gland, filler, Packing seat from top to bottom, insert
Enter to walk in liquid pipe, and gap coordinates between gland, and be threadedly coupled in the middle part of valve rod with stuffing-box；
It is described walk liquid pipe be externally provided with heat-insulation layer, the heat-insulation layer includes insulation cladding and is located at insulation cladding and walks insulation between liquid pipe
Cavity, the heat-insulation layer is provided with steam inlet tube and steam outlet pipe, and steam inlet tube and the steam outlet pipe connects with heat insulation cavity
Logical, one end of steam inlet tube and steam outlet pipe is fixed with steam insulation flange；
The discharging gate includes middle tapping channel, and the tapping channel is in cylinder, and the lower end of the valve rod is provided with sealing
Block, the sealing block is in inverted cone, and its longitudinal section is triangular in shape, the lower drift angle for the triangle that the section of sealing block is in
Angle be α, the α be 60 °.
2. a kind of insulation sampling valve as claimed in claim 1, it is characterised in that the upper end of the valve rod is provided with handwheel, described
Handwheel is fixedly installed on valve rod upper end by nuts and washers.
3. insulation sampling valve as claimed in claim 1 a kind of, it is characterised in that the axis of the valve rod and tapping channel
Axis is same straight line.
4. a kind of insulation sampling valve as claimed in claim 1, it is characterised in that the inverted cone that the sealing block is in
The diameter of upper disc be more than the tapping channel cylindrical diameter that is in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621306929.8U CN206361241U (en) | 2016-12-01 | 2016-12-01 | One kind insulation sampling valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621306929.8U CN206361241U (en) | 2016-12-01 | 2016-12-01 | One kind insulation sampling valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206361241U true CN206361241U (en) | 2017-07-28 |
Family
ID=59372626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621306929.8U Active CN206361241U (en) | 2016-12-01 | 2016-12-01 | One kind insulation sampling valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206361241U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106523777A (en) * | 2016-12-01 | 2017-03-22 | 扬中市阀门厂有限公司 | Heat preservation sampling valve |
| US10648749B2 (en) | 2017-03-03 | 2020-05-12 | Swagelok Company | Fluid system components with thermal conditioning passages |
| USD886237S1 (en) | 2018-09-04 | 2020-06-02 | Swagelok Company | Thermal trace valve body |
-
2016
- 2016-12-01 CN CN201621306929.8U patent/CN206361241U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106523777A (en) * | 2016-12-01 | 2017-03-22 | 扬中市阀门厂有限公司 | Heat preservation sampling valve |
| US10648749B2 (en) | 2017-03-03 | 2020-05-12 | Swagelok Company | Fluid system components with thermal conditioning passages |
| US10976118B2 (en) | 2017-03-03 | 2021-04-13 | Swagelok Company | Fluid system components with thermal conditioning passages |
| USD886237S1 (en) | 2018-09-04 | 2020-06-02 | Swagelok Company | Thermal trace valve body |
| USD895772S1 (en) | 2018-09-04 | 2020-09-08 | Swagelok Company | Thermal trace valve body |
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