CN203770788U - Dual-purpose valve - Google Patents
Dual-purpose valve Download PDFInfo
- Publication number
- CN203770788U CN203770788U CN201420178728.9U CN201420178728U CN203770788U CN 203770788 U CN203770788 U CN 203770788U CN 201420178728 U CN201420178728 U CN 201420178728U CN 203770788 U CN203770788 U CN 203770788U
- Authority
- CN
- China
- Prior art keywords
- valve
- wall
- valve body
- passage
- plug
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a dual-purpose valve which comprises a valve body. The valve body comprises a left valve body and a right valve body, a valve seat is connected between the left valve body and the right valve body, a valve rod is arranged on the valve seat in a penetrating mode, a valve element is arranged in the valve seat, a valve rod groove is formed in the valve element, the valve rod is connected with the valve rod groove in an embedded mode, and a heat preservation structure is arranged in the valve body. The heat preservation structure is composed of an inner wall and an outer wall, a sealed gap is formed between the inner wall and the outer wall, heat conductive fins are arranged on the inner wall, and a dismounting and replacing device is arranged on the outer wall. The dual-purpose valve is suitable for occasions where heat preservation is needed, good in heat preservation effect, simple in structure and low in cost, the inner heat conductive fins can be dismounted through the dismounting and replacing device on occasions where heat preservation is not needed, and varied market requirements are met.
Description
Technical field
The utility model relates to valve field, relates in particular to a kind of two-purpose valve.
Background technique
Valve is the controlling component in fluid delivery system, has cut-off, adjusting, water conservancy diversion, prevents the functions such as adverse current, voltage stabilizing, shunting or overflow pressure relief, and its kind and specification are quite various.At present, valve is applied very many in oil, chemical engineering piping systems, belong to the indispensable annex of pipeline, so the most valve on market is the valve that is relatively applicable to being applied to this occasion, and along with manufacturing the development in field, in heating heating system, valve is also serving as key player, and traditional valve does not generally all arrange heat insulation function, can not meet insulation requirement.
A kind of New type thermal insulation valve is disclosed in the model utility that is 201020501616.4 in the patent No., comprise: valve body, valve rod, flap, chuck, described New type thermal insulation valve, to be provided with heat-preservation cotton between valve body and chuck, in described heat-preservation cotton, be laid with heating resistor, described heating resistor is connected with power supply, this model utility good heat insulating, and heat-preservation cotton is easily installed and is changed.
Although above-mentioned thermal insulation valve is simple in structure, good heat insulating, still, need to be connected with extraneous power supply, very inconvenient, and consume to a certain extent electric energy and cause and waste energy, in addition, this kind of pump is only applicable to the occasion for needs insulation, in the system that does not need insulation, application also needs to change a kind of new valve, for enterprise, to produce different valves with meeting the market requirement, will buy for consumers dissimilar valve and adapt to needs are installed, very inconvenient.
Model utility content
Technical problem to be solved in the utility model is that a kind of system that can be used for without insulation is provided for the above-mentioned state of the art, can be used for needing again occasion, the high insulating effect of heating and thermal insulation, two-purpose valve simple in structure and with low cost.
For achieving the above object, the utility model provides following technological scheme: a kind of two-purpose valve, comprise valve body, described valve body comprises two valve bodies in left and right, between described valve body, be connected with valve seat, on described valve seat, be equipped with valve rod, in described valve seat, spool is installed, on described spool, be provided with valve rod groove, described valve rod embeds and is connected with described valve rod groove, in described valve body, is provided with insulating structure, and described insulating structure is made up of inner and outer wall, between described inwall and outer wall, be formed with airtight space, on described outer wall, be provided with and change device.
By adopting technique scheme, valve body is arranged to inner and outer wall and has formed, between inside and outside wall, form airtight air, utilize extraction pump to take away inner air, form vacuum state, can carry out heat-insulation and heat-preservation effectively, simple in structure and effective.In addition, on outer wall, be provided with and change device, once will be applied to the occasion that does not need insulation, can carry out part and disassemble and adjust.
As concrete technological scheme of the present utility model, on described outer wall, be provided with bleed-off passage, described bleed-off passage is made up of straight passage and round table-like Kuo Fang road, described Kuo Fang road is being provided with the suitable round platform plug in Yu Kuofang road away from a side of straight passage, described round platform plug seals bleed-off passage.
By adopting technique scheme, by the space of the valve inner state that is evacuated, then utilizing round platform plug to coordinate blocks bleed-off passage, under the atmospheric effect in the external world, round platform plug is pressed into, needn't worry that its sealability is bad, in the time not needing the applications of insulation, as long as utilize the gas injection device of Pinhole-shaped to pass and go to inject from round platform plug, in the time that air pressure inside is greater than ambient pressure, can automatically round platform plug be ejected, very convenient, while re-using, only need to change a new round platform plug next time.
The utility model is further set to: heat conduction bar is installed in described valve body, and the described inwall setting of fitting of described heat conduction bar, described heat conduction bar is that copper bar and quantity are at least one.
By adopting technique scheme, utilize the good heat transfer of heat conduction bar by even internal heat transmission, prevent uneven in temperaturely, the quantity of heat conduction bar can increase and decrease according to actual demand in addition.
The utility model is further set to: described inwall and outer wall link together by spot welding.
By adopting technique scheme, operation is simple, and weld seam reduces, and seal is high.
The utility model is further set to: described in change device and comprise stepped openings, plug and attachment screw, described stepped openings includes outward opening, inner opening and step surface, on described step surface, offer the tapped hole suitable with described attachment screw, the rubber seal suitable with described outward opening shape is installed on described step surface.
By adopting technique scheme, can increase the reliability of sealing by setting up rubber seal.
The utility model is further set to: described rubber seal offers through hole on the position corresponding with described tapped hole, and described through-hole diameter is more than or equal to tapped hole diameter.
By adopting technique scheme, through-hole diameter is arranged to be more than or equal to the diameter of tapped hole, as long as can make attachment screw pass smoothly.
The utility model is further set to: the fit described rubber seal setting and offer the extension tapped hole suitable with described attachment screw on corresponding position of described plug.
By adopting technique scheme, described plug is securely connected in stepped openings by attachment screw, realize sealing function, in the time not needing to be incubated, only described attachment screw need be turned on, plug and spring sealed circle are disassembled, relend similar means such as helping tweezers heat conduction bar is taken out.
Compared with prior art, the utility model has the advantage of: be both applicable to the occasion for needs insulation, high insulating effect can disassemble inner heat-conducting plate by changeing device again in the occasion that does not need insulation, simple in structure and with low cost, adapt to the changeable market demand.
Brief description of the drawings
Fig. 1 is two-purpose valve mechanism schematic diagram in the utility model embodiment;
Fig. 2 is the A portion enlarged view of Fig. 1;
Fig. 3 is the B portion enlarged view of Fig. 1.
Reference character: 1, valve body; 2, valve body; 3, valve seat; 4, valve rod; 5, spool; 6, valve rod groove; 7, inwall; 8, outer wall; 9, airtight space; 10, change device; 11, bleed-off passage; 12, straight passage; 13, Kuo Fang road; 14, round platform plug; 15, heat conduction bar; 16, stepped openings; 17, plug; 18, attachment screw; 19, outward opening; 20, inner opening; 21, step surface; 22, tapped hole; 23, rubber seal; 24, through hole; 25, extend tapped hole.
Embodiment
Below in conjunction with accompanying drawing embodiment, two-purpose valve of the present utility model is described in further detail.
As shown in Figure 1, a kind of two-purpose valve, comprise valve body 1, described valve body 1 comprises two valve bodies 2 in left and right, between described valve body 2, be connected with valve seat 3, on described valve seat 3, be equipped with valve rod 4, in described valve seat 3, spool 5 is installed, on described spool 5, be provided with valve rod groove 6, institute's valve rod 4 embeds and is connected with described valve rod groove 6, in order to improve heat insulation effect, in described valve body 2, be provided with insulating structure, described insulating structure is made up of inwall 7 and outer wall 8, between described inwall 7 and outer wall 8, be formed with airtight space 9, valve body 2 is arranged to inwall 7 and outer wall 8 forms, described inwall 7 links together by spot welding with outer wall 8, operation is simple, weld seam reduces, seal is high.Owing to forming airtight air between inside and outside wall 8, can utilize extraction pump to take away inner air, form vacuum state, carry out heat-insulation and heat-preservation effectively, simple in structure and effective, on described outer wall 8, be provided with and change device 10, once will be applied to the occasion that does not need insulation, can carry out part and disassemble and adjust.
As shown in Figure 3, on described outer wall 8, be provided with bleed-off passage 11, described bleed-off passage 11 is made up of straight passage 12 and round table-like Kuo Fang road 13, described Kuo Fang road 13 is being provided with the suitable round platform plug 14 in Yu Kuofang road away from a side of straight passage 12, described round platform plug 14 seals bleed-off passage 11.By the space of the valve body 2 inside state that is evacuated, then utilizing round platform plug 14 to coordinate blocks bleed-off passage 11, under the atmospheric effect in the external world, round platform plug 14 is pressed into, needn't worry that its sealability is bad, in the time not needing the applications of insulation, as long as utilize the gas injection device of Pinhole-shaped to pass and go to inject from round platform plug 14, in the time that air pressure inside is greater than ambient pressure, can automatically round platform plug 14 be ejected, very convenient, while re-using, only need to change a new round platform plug 14 next time.
As shown in Figure 2, the utility model is further set to: in described valve body 2, heat conduction bar 15 is installed, the described heat conduction bar 15 described inwall 7 of fitting arranges, utilize the good heat transfer of heat conduction bar 15 by even internal heat transmission, prevent uneven in temperaturely, the quantity of heat conduction bar 15 can increase and decrease according to actual demand in addition.Described heat conduction bar 15 is at least one for copper bar and quantity.The described device 10 that changes comprises stepped openings 16, plug 17 and attachment screw 18, described stepped openings 16 includes outward opening 19, inner opening 20 and step surface 21, on described step surface 21, offer the tapped hole 22 suitable with described attachment screw 18, in order to increase sealing and reliability, on described step surface 21, be provided with the rubber seal 23 suitable with described outward opening 19 shapes.Described rubber seal 23 with described tapped hole 22 opposite positions on offer through hole 24, described through hole 24 diameters are more than or equal to tapped hole 22 diameters, as long as can make attachment screw 18 pass smoothly.The described plug 17 described rubber seal 23 of fitting arranges and offers on corresponding position the extension tapped hole 25 suitable with described attachment screw 18, securely be connected in stepped openings 16 by attachment screw 18, realize sealing function, in the time not needing to be incubated, only described attachment screw 18 need be turned on, plug 17 and rubber seal 23 are disassembled, relend similar means such as helping tweezers heat conduction bar 15 is taken out.
In the time that needs are realized heat insulation function, only heat conduction bar 15 need be loaded into, again rubber seal 23 is arranged on described step surface 21, relend and help attachment screw 18 that plug 17 is fixed on outer wall 8, utilize extraction pump that inner air is extracted out, again round platform plug 14 is arranged in described bleed-off passage 11, under the atmospheric effect in the external world, round platform plug 14 is compacted, realize thermal environment, and in the time not needing heat insulation function, only need utilize Pinhole-shaped injector from 14 gas injections of round platform plug, in the time that air pressure inside is greater than ambient pressure, round platform plug 14 is ejected automatically, again screw disassembling is got off, heat conduction bar 15 is taken out, can in conventional environment, apply this valve.
The above is only preferred implementation of the present utility model, and protection domain of the present utility model is also not only confined to above-described embodiment, and all technological schemes belonging under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, in the some improvements and modifications that do not depart under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (7)
1. a two-purpose valve, comprise valve body, described valve body comprises two valve bodies in left and right, between described valve body, be connected with valve seat, on described valve seat, be equipped with valve rod, in described valve seat, spool is installed, on described spool, be provided with valve rod groove, described valve rod embeds and is connected with described valve rod groove, it is characterized in that: in described valve body, be provided with insulating structure, described insulating structure is made up of inner and outer wall, is formed with airtight space between described inwall and outer wall, on described outer wall, is provided with and changes device.
2. two-purpose valve according to claim 1, it is characterized in that: on described outer wall, be provided with bleed-off passage, described bleed-off passage is made up of straight passage and round table-like Kuo Fang road, described Kuo Fang road is being provided with the suitable round platform plug in Yu Kuofang road away from a side of straight passage, described round platform plug seals bleed-off passage.
3. two-purpose valve according to claim 2, is characterized in that: heat conduction bar is installed in described valve body, and the described inwall setting of fitting of described heat conduction bar, described heat conduction bar is that copper bar and quantity are at least one.
4. two-purpose valve according to claim 3, is characterized in that: described inwall and outer wall link together by spot welding.
5. two-purpose valve according to claim 4, it is characterized in that: described in change device and comprise stepped openings, plug and attachment screw, described stepped openings includes outward opening, inner opening and step surface, on described step surface, offer the tapped hole suitable with described attachment screw, the rubber seal suitable with described outward opening shape is installed on described step surface.
6. two-purpose valve according to claim 5, is characterized in that: described rubber seal offers through hole on the position corresponding with described tapped hole, described through-hole diameter is more than or equal to tapped hole diameter.
7. two-purpose valve according to claim 6, is characterized in that: the fit described rubber seal setting and offer the extension tapped hole suitable with described attachment screw on corresponding position of described plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420178728.9U CN203770788U (en) | 2014-04-14 | 2014-04-14 | Dual-purpose valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420178728.9U CN203770788U (en) | 2014-04-14 | 2014-04-14 | Dual-purpose valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203770788U true CN203770788U (en) | 2014-08-13 |
Family
ID=51287979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420178728.9U Expired - Fee Related CN203770788U (en) | 2014-04-14 | 2014-04-14 | Dual-purpose valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203770788U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105889552A (en) * | 2016-06-30 | 2016-08-24 | 替科斯科技集团有限责任公司 | Direct burial prefabricated heat-insulating all-welded heat supply ball valve |
-
2014
- 2014-04-14 CN CN201420178728.9U patent/CN203770788U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105889552A (en) * | 2016-06-30 | 2016-08-24 | 替科斯科技集团有限责任公司 | Direct burial prefabricated heat-insulating all-welded heat supply ball valve |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203770788U (en) | Dual-purpose valve | |
| CN207064702U (en) | A kind of Subzero valve | |
| CN205260974U (en) | Novel case structure | |
| CN202629383U (en) | Air-conditioner double-seal joint | |
| CN104006179B (en) | A kind of manufacturing process of sealing configuration of four sealing aviation fuel valves | |
| CN204878864U (en) | Stop valve and air conditioner | |
| CN204610935U (en) | Twoly diffuse plastic valve | |
| CN203963381U (en) | Pipe cap | |
| CN212171069U (en) | Prefabricated insulating tube foaming technology end shutoff structure | |
| CN202176741U (en) | Stop valve | |
| CN105888888A (en) | Safety type gas injection rail | |
| CN102155597B (en) | Connecting structure of low-temperature pipeline and valve | |
| CN204114215U (en) | Piston type valve seat sealing ball valve | |
| CN204610936U (en) | Singly diffuse plastic valve | |
| CN205745410U (en) | Full welding smithwelding ball valve | |
| CN204942879U (en) | Conversion linkage structure moulded by steel | |
| CN204300500U (en) | A kind of thermosensitive filler sealed valve | |
| CN203965096U (en) | A kind of pipeline leak detection packoff | |
| CN201407413Y (en) | Temperature control packet | |
| CN203892627U (en) | Current transformer metal expander multifunctional oil injection valve | |
| CN203421168U (en) | Carbon canister choke plug used for detecting fuel oil sealing performance of automobile | |
| CN203703443U (en) | Rotary joint assembly | |
| CN204099764U (en) | Bulge loop formula pipe connecting device | |
| CN203797133U (en) | Freeze-proof valve | |
| CN209146323U (en) | A kind of kiln hood burner sealing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140813 Termination date: 20170414 |