CN203585717U - Joint specially used for liquid outlet pipe of low-temperature liquid storage tank - Google Patents
Joint specially used for liquid outlet pipe of low-temperature liquid storage tank Download PDFInfo
- Publication number
- CN203585717U CN203585717U CN201320818901.2U CN201320818901U CN203585717U CN 203585717 U CN203585717 U CN 203585717U CN 201320818901 U CN201320818901 U CN 201320818901U CN 203585717 U CN203585717 U CN 203585717U
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- China
- Prior art keywords
- vacuum
- drain pipe
- storage tank
- vacuum connection
- joint
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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.)
- Expired - Fee Related
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Abstract
The utility model discloses a joint specially used for a liquid outlet pipe of a low-temperature liquid storage tank. The joint comprises a storage tank body mainly comprising an inner barrel and an outer barrel, the liquid outlet pipe arranged at the bottom of the storage tank body, a vacuum connection pipe which is positioned outside the storage tank and provided with one end butted with an outlet of the liquid outlet pipe, a heat preservation sealing device for completely wrapping a butted part of the liquid outlet pipe and the vacuum connection pipe, and a vacuum heat preservation stop valve arranged on the vacuum connection pipe, wherein the other end of the vacuum connection pipe is a preserved connection opening for an external pipeline. The joint disclosed by the utility model is designed specifically by aiming at the defects of the liquid outlet pipe of the conventional low-temperature liquid storage tank; release of the cooling capacity of low-temperature liquid in an inner pipe is isolated through the vacuum heat preservation capacity of the vacuum connection pipe, so that the cooling capacity resource is saved; furthermore, the butted part of the liquid outlet pipe and the vacuum connection pipe is subjected to sealed heat preservation treatment, so that the loss of the cooling capacity is further reduced; meanwhile, the special vacuum heat preservation stop valve is adopted to control opening and closing of a pipeline, so that the phenomenon that the valve which is frozen cannot be normally open and closed is effectively prevented.
Description
Technical field
The utility model relates to a kind of drain pipe special joint of cryogenic liquid tank.
Background technique
The drain pipe of existing cryogenic liquid tank is all the forms that adopt a cryogenic globe valve of the additional welding of Stainless Steel Tube; this structure in use; due to fluid circulation is cryogenic liquide; usually can or freeze in Stainless Steel Tube appearance and the frosting of valve place; when serious, cryogenic globe valve can be freezed to death and cause and cannot normally open and close; trouble very, and be very easy to have an accident and threaten operator's personal safety and device security.And the long-term frosting of this position or icing, has caused the very big loss of cold cryogenic liquide cold, has caused the greatly wasting of resources, causes user's economic loss.
Therefore, thus design the outer frosting of a kind of drain pipe that can prevent cryogenic liquid tank or the icing situation protection person and device security and reduce the wasting of resources and then the mechanism that increases economic efficiency is that people are required.
Model utility content
In order to solve the problems of the prior art, thereby the utility model provides the outer frosting of a kind of drain pipe that can prevent cryogenic liquid tank or the icing situation protection person and device security and the minimizing wasting of resources and then the drain pipe special joint of the cryogenic liquid tank of increasing economic efficiency.
To achieve these goals, the technical solution adopted in the utility model is as follows:
The drain pipe special joint of cryogenic liquid tank, comprise the storage tank body mainly being formed by inner core and urceolus, be arranged at the drain pipe of storage tank body bottom, be positioned at the vacuum connection tube that storage tank is outer and dock with drain pipe outlet one end, by the completely coated heat insulation seal device of the joint of drain pipe and vacuum connection tube, and be arranged at the vacuum heat-preserving stop valve on vacuum connection tube, and wherein, the spare interface that the other end of vacuum connection tube is external pipe.
Specifically, described vacuum connection tube comprises the inner tube for the cryogenic liquide that circulates of docking with drain pipe, and the vacuum heat-insulating layer in inner tube is coated on, and wherein, vacuum heat-insulating layer is exposed in the end that inner tube is docked with drain pipe.
Further, described vacuum heat-insulating layer is comprised of the shell connecting in the sealing of inner tube outside and the vacuum chamber that is positioned at shell.
Again specifically, described heat insulation seal device comprises by the joint cover of drain pipe and vacuum connection tube in the inner and the sleeve being connected with the urceolus of storage tank body, sleeve end face sealing is made to form in sleeve the shrouding of enclosed space, and the insulation filler of filling in enclosed space.
Further, described insulation filler is vacuum or pearlife.
Again further, described vacuum heat-preserving stop valve comprises the vacuum valve body that is connected with vacuum connection tube and has flow channel, is installed on the flap in flow channel, the valve rod being connected with flap, the handwheel being connected with valve rod, and be arranged at the external valve body thermal insulation layer of vacuum valve.
Compared with prior art, the utlity model has following beneficial effect:
(1) the utility model carries out specific aim design for the defect of existing cryogenic liquid tank drain pipe, utilize the release of the interior cryogenic liquide cold of the isolated inner tube of vacuum heat-preserving ability of vacuum connection tube, saved cold resource, and carry out sealing thermal insulation processing at the joint of drain pipe and vacuum connection tube, further reduced the loss of cold, adopt special vacuum heat-preserving stop valve to control the switching of pipeline simultaneously, effectively prevented that valve is by the situation of freezing to death and cannot normally open and close, there is substantive distinguishing features and progress, and the utility model is simple in structure, design ingenious, with low cost, safe and reliable, reduced the economic loss that cold consumption is brought, there is market application foreground widely, be applicable to applying.
(2) in the utility model, vacuum connection tube passes through inner tube transporting low temperature liquid, and the characteristic of utilizing vacuum screened heat to transmit by vacuum heat-insulating layer is incubated inner tube, thereby cut off cold, outwards discharge the cold consumption causing, reducing unnecessary loss is to have improved economic benefit.
(3) in the utility model, heat insulation seal device is mainly used in preventing the cold consumption of joint, by sleeve and shrouding, in conjunction with tank bottom, form the enclosed space outside cover inner tube, and by filling, be incubated filler it is incubated to processing, further reduced the loss of cold, greatly improved heat insulation effect, simultaneously vacuum heat-preserving stop valve also can effectively completely cut off the transmission of cold by valve and leaks outside, and has guaranteed the effect of cold quantity transmission.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of vacuum heat-preserving stop valve in the utility model.
In above-mentioned accompanying drawing, the component names that reference character is corresponding is as follows:
1-inner core, 2-urceolus, 3-drain pipe, 41-inner tube, 42-vacuum heat-insulating layer, 51-sleeve, 52-shrouding, 53-is incubated filler, 6-vacuum heat-preserving stop valve, 61-vacuum valve body, 62-flow channel, 63-flap, 64-valve rod, 65-handwheel, 66-valve body thermal insulation layer, 7-spare interface.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail, and mode of execution of the present utility model includes but not limited to the following example.
Embodiment
As depicted in figs. 1 and 2, the drain pipe special joint of this cryogenic liquid tank, comprise the storage tank body mainly being formed by inner core 1 and urceolus 2, be arranged at the drain pipe 3 of storage tank body bottom, be positioned at the vacuum connection tube that storage tank is outer and dock with drain pipe outlet one end, by the completely coated heat insulation seal device of the joint of drain pipe and vacuum connection tube, and be arranged at the vacuum heat-preserving stop valve on vacuum connection tube, wherein, the spare interface that the other end of vacuum connection tube is external pipe.
Specifically, described vacuum connection tube comprises the inner tube 41 for the cryogenic liquide that circulates of docking with drain pipe, and the vacuum heat-insulating layer 42 in inner tube is coated on, wherein, vacuum heat-insulating layer is exposed in the end that inner tube is docked with drain pipe, and described vacuum heat-insulating layer is comprised of the shell connecting in the sealing of inner tube outside and the vacuum chamber that is positioned at shell.
Specifically, described heat insulation seal device comprises by the joint cover of drain pipe and vacuum connection tube in the inner and the sleeve 51 being connected with the urceolus of storage tank body, sleeve end face sealing is made to form in sleeve the shrouding 52 of enclosed space, and the insulation filler 53 of filling in enclosed space.Wherein, described insulation filler is vacuum or pearlife.
Specifically, described vacuum heat-preserving stop valve comprises the vacuum valve body 61 that is connected with the inner tube of vacuum connection tube and has the flow channel 62 that is communicated with inner tube, be installed on the flap 63 in flow channel, the valve rod 64 being connected with flap, the handwheel 65 being connected with valve rod, and be arranged at the external valve body thermal insulation layer 66 of vacuum valve, wherein, this valve body thermal insulation layer is vacuum chamber or fills insulation filler.In a kind of preferred structure, valve body thermal insulation layer can be communicated with the vacuum heat-insulating layer of vacuum connection tube.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
According to above-described embodiment, just can realize well the utility model.What deserves to be explained is; under prerequisite based on said structure design; for solving same technical problem; even if some that make on the utility model are without substantial change or polishing; the essence of the technological scheme adopting is still consistent with the utility model, also should be in protection domain of the present utility model.
Claims (6)
1. the drain pipe special joint of cryogenic liquid tank, comprise the storage tank body mainly being formed by inner core (1) and urceolus (2), be arranged at the drain pipe (3) of storage tank body bottom, it is characterized in that, also comprise and be positioned at the vacuum connection tube that storage tank is outer and dock with drain pipe outlet one end, by the completely coated heat insulation seal device of the joint of drain pipe and vacuum connection tube, and be arranged at the vacuum heat-preserving stop valve (6) on vacuum connection tube, wherein, the spare interface (7) that the other end of vacuum connection tube is external pipe.
2. the drain pipe special joint of cryogenic liquid tank according to claim 1, it is characterized in that, described vacuum connection tube comprises the inner tube for the cryogenic liquide that circulates (41) of docking with drain pipe, and the vacuum heat-insulating layer (42) in inner tube is coated on, wherein, vacuum heat-insulating layer is exposed in the end that inner tube is docked with drain pipe.
3. the drain pipe special joint of cryogenic liquid tank according to claim 2, is characterized in that, described vacuum heat-insulating layer is comprised of the shell connecting in the sealing of inner tube outside and the vacuum chamber that is positioned at shell.
4. the drain pipe special joint of cryogenic liquid tank according to claim 1, it is characterized in that, described heat insulation seal device comprises by the joint cover of drain pipe and vacuum connection tube in the inner and the sleeve (51) being connected with the urceolus of storage tank body, sleeve end face sealing is made to form in sleeve the shrouding (52) of enclosed space, and the insulation filler (53) of filling in enclosed space.
5. the drain pipe special joint of cryogenic liquid tank according to claim 4, is characterized in that, described insulation filler is vacuum or pearlife.
6. according to the drain pipe special joint of the cryogenic liquid tank described in claim 1 ~ 5 any one, it is characterized in that, described vacuum heat-preserving stop valve comprises the vacuum valve body (61) that is connected with vacuum connection tube and has flow channel (62), be installed on the flap (63) in flow channel, the valve rod being connected with flap (64), the handwheel being connected with valve rod (65), and be arranged at the external valve body thermal insulation layer (66) of vacuum valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320818901.2U CN203585717U (en) | 2013-12-13 | 2013-12-13 | Joint specially used for liquid outlet pipe of low-temperature liquid storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320818901.2U CN203585717U (en) | 2013-12-13 | 2013-12-13 | Joint specially used for liquid outlet pipe of low-temperature liquid storage tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203585717U true CN203585717U (en) | 2014-05-07 |
Family
ID=50583631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320818901.2U Expired - Fee Related CN203585717U (en) | 2013-12-13 | 2013-12-13 | Joint specially used for liquid outlet pipe of low-temperature liquid storage tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203585717U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107013788A (en) * | 2017-04-17 | 2017-08-04 | 成都特普瑞斯节能环保科技有限公司 | A kind of valve protects double-layer sleeve structure |
| CN107166136A (en) * | 2017-04-17 | 2017-09-15 | 成都特普瑞斯节能环保科技有限公司 | A kind of vacuum heat-preserving valve for cryogenic piping |
| CN107191650A (en) * | 2017-04-17 | 2017-09-22 | 成都特普瑞斯节能环保科技有限公司 | A kind of heteromorphic connector tubular construction of vacuum heat-preserving valve |
-
2013
- 2013-12-13 CN CN201320818901.2U patent/CN203585717U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107013788A (en) * | 2017-04-17 | 2017-08-04 | 成都特普瑞斯节能环保科技有限公司 | A kind of valve protects double-layer sleeve structure |
| CN107166136A (en) * | 2017-04-17 | 2017-09-15 | 成都特普瑞斯节能环保科技有限公司 | A kind of vacuum heat-preserving valve for cryogenic piping |
| CN107191650A (en) * | 2017-04-17 | 2017-09-22 | 成都特普瑞斯节能环保科技有限公司 | A kind of heteromorphic connector tubular construction of vacuum heat-preserving valve |
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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: 20140507 Termination date: 20171213 |