CN110566804A - Liquid hydrogen vacuum heat insulation gas cylinder - Google Patents
Liquid hydrogen vacuum heat insulation gas cylinder Download PDFInfo
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- CN110566804A CN110566804A CN201910851587.XA CN201910851587A CN110566804A CN 110566804 A CN110566804 A CN 110566804A CN 201910851587 A CN201910851587 A CN 201910851587A CN 110566804 A CN110566804 A CN 110566804A
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- limiting seat
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- liquid hydrogen
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- inner cylinder
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- 239000007788 liquid Substances 0.000 title claims abstract description 28
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 27
- 239000001257 hydrogen Substances 0.000 title claims abstract description 27
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 27
- 239000007789 gas Substances 0.000 title claims abstract description 26
- 238000009413 insulation Methods 0.000 title claims description 3
- 230000006835 compression Effects 0.000 claims abstract description 14
- 238000007906 compression Methods 0.000 claims abstract description 14
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 7
- 239000011152 fibreglass Substances 0.000 claims description 4
- 239000003292 glue Substances 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims 5
- 238000003780 insertion Methods 0.000 claims 5
- 230000000149 penetrating effect Effects 0.000 claims 2
- 238000007789 sealing Methods 0.000 claims 1
- 239000000725 suspension Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 239000002184 metal Substances 0.000 description 4
- 230000002787 reinforcement Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C3/00—Vessels not under pressure
- F17C3/02—Vessels not under pressure with provision for thermal insulation
- F17C3/08—Vessels not under pressure with provision for thermal insulation by vacuum spaces, e.g. Dewar flask
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2203/00—Vessel construction, in particular walls or details thereof
- F17C2203/03—Thermal insulations
- F17C2203/0391—Thermal insulations by vacuum
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2221/00—Handled fluid, in particular type of fluid
- F17C2221/01—Pure fluids
- F17C2221/012—Hydrogen
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
- F17C2223/01—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the phase
- F17C2223/0146—Two-phase
- F17C2223/0153—Liquefied gas, e.g. LPG, GPL
- F17C2223/0161—Liquefied gas, e.g. LPG, GPL cryogenic, e.g. LNG, GNL, PLNG
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/32—Hydrogen storage
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
本发明公开了一种液氢真空绝热气瓶，包括：外筒体和外筒体中的内筒体，内筒体中穿设有套管，套管中穿设有支撑轴，支撑轴上分别设有前限位座和后限位座，内筒体位于前、后限位座之间，内筒体和后限位座之间的支撑轴上套装有压紧弹簧，压紧弹簧的两端分别与后限位座和内筒体相抵靠，在外筒体的前、后封头上分别设有轴座，支撑轴的两端分别插入至对应端的轴座中。上述的液氢真空绝热气瓶采用了贯穿内筒体的支撑轴对内筒体进行横向支撑，并且支撑轴两端通过结构简单的轴座与外筒体相固定，从而使内筒体的支撑结构变的简单可靠，另外，由于支撑轴具有低导热的特性，使得外部热量不容易沿着支撑轴传导至内筒体中。
The invention discloses a liquid hydrogen vacuum insulated gas cylinder, which comprises: an outer cylinder and an inner cylinder in the outer cylinder, a sleeve is pierced through the inner cylinder, a support shaft is pierced through the sleeve, and a support shaft is mounted on the support shaft. There are front limit seats and rear limit seats respectively, the inner cylinder body is located between the front and rear limit seats, and a compression spring is set on the support shaft between the inner cylinder body and the rear limit seat. The two ends respectively abut against the rear limit seat and the inner cylinder, and the front and rear heads of the outer cylinder are respectively provided with shaft seats, and the two ends of the supporting shaft are respectively inserted into the shaft seats at the corresponding ends. The above-mentioned liquid hydrogen vacuum insulated gas cylinder adopts the support shaft running through the inner cylinder to support the inner cylinder laterally, and the two ends of the support shaft are fixed to the outer cylinder through the simple structure of the shaft seat, so that the support of the inner cylinder The structure becomes simple and reliable. In addition, because the support shaft has low heat conduction characteristics, it is difficult for external heat to conduct along the support shaft into the inner cylinder.
Description
技术领域technical field
本发明涉及液氢真空绝热气瓶领域，具体涉及一种液氢真空绝热气瓶。The invention relates to the field of liquid hydrogen vacuum heat-insulating gas cylinders, in particular to a liquid hydrogen vacuum heat-insulating gas cylinder.
背景技术Background technique
液氢真空绝热气瓶由外筒体和位于外筒体中的内筒体组成，内筒体通过两端的支撑结构支撑于外筒体中，内筒体前端的支撑结构通常为两端分别与内、外筒体相固定的金属直管，金属直管的长度由于受到内、外筒体之间间隔的限制而设置的较短，这样外部热量就容易沿着较短的金属直管传导至内筒体中，使得内筒体中的低温液体容易蒸发，内筒体后端的支撑结构通常为可位移滑动的组合支撑结构，组合支撑结构由金属构件、玻璃钢构件、其它辅助绝热材料组成，组合支撑结构比较复杂，制造时间和成本较高。The liquid hydrogen vacuum insulated gas cylinder is composed of an outer cylinder and an inner cylinder located in the outer cylinder. The inner cylinder is supported in the outer cylinder by the support structures at both ends. The support structures at the front end of the inner cylinder are usually The metal straight tube with the inner and outer cylinders fixed, the length of the metal straight tube is set shorter due to the limitation of the distance between the inner and outer cylinders, so that the external heat can easily be conducted along the shorter metal straight tube to the In the inner cylinder, the low-temperature liquid in the inner cylinder is easy to evaporate. The support structure at the rear end of the inner cylinder is usually a combined support structure that can be displaced and slid. The combined support structure is composed of metal components, glass fiber reinforced plastic components, and other auxiliary insulation materials. The support structure is relatively complicated, and the manufacturing time and cost are relatively high.
发明内容Contents of the invention
本发明所要解决的技术问题是：将提供一种内筒体的支撑结构简单可靠并且外部热量不容易沿着支撑结构传导至内筒体中的支撑轴支撑的液氢真空绝热气瓶。The technical problem to be solved by the present invention is to provide a liquid hydrogen vacuum insulated gas cylinder supported by a support shaft in the inner cylinder with a simple and reliable support structure and in which external heat is not easily transmitted along the support structure to the support shaft in the inner cylinder.
为了解决上述问题，本发明所采用的技术方案为：一种液氢真空绝热气瓶，包括：外筒体和安装于外筒体中的内筒体，其特征在于：在内筒体中穿设有一根沿着内筒体轴线贯穿内筒体的套管，套管和内筒体之间密封设置，在套管中穿设有一根用于支撑内筒体且高强度、低导热率的支撑轴，在支撑轴上分别设置有一个前限位座和一个后限位座，内筒体位于前、后限位座之间，在内筒体和后限位座之间的支撑轴上套装有一个压紧弹簧，压紧弹簧的一端与后限位座相抵靠，压紧弹簧的另一端与内筒体相抵靠，在压紧弹簧弹力的作用下，内筒体的前端与前限位座相抵靠顶紧，在外筒体的前、后封头上分别设置有一个轴座，支撑轴的两端分别插入至对应端的轴座中，使得支撑轴能将内筒体悬空支撑于外筒体中。In order to solve the above problems, the technical solution adopted in the present invention is: a liquid hydrogen vacuum insulated gas cylinder, comprising: an outer cylinder and an inner cylinder installed in the outer cylinder, which is characterized in that: the inner cylinder wears There is a sleeve that runs through the inner cylinder along the axis of the inner cylinder, and the seal between the sleeve and the inner cylinder is arranged, and a high-strength, low-thermal-conductivity steel tube for supporting the inner cylinder is pierced in the sleeve. The support shaft is provided with a front limit seat and a rear limit seat respectively on the support shaft, the inner cylinder is located between the front and rear limit seats, and on the support shaft between the inner cylinder and the rear limit seat The suit has a compression spring, one end of the compression spring abuts against the rear limit seat, and the other end of the compression spring abuts against the inner cylinder, and under the action of the elastic force of the compression spring, the front end of the inner cylinder and the front limit The seats are close to each other, and a shaft seat is respectively arranged on the front and rear heads of the outer cylinder, and the two ends of the support shaft are inserted into the corresponding shaft seats respectively, so that the support shaft can support the inner cylinder in the air outside. in the barrel.
进一步的，前述的一种液氢真空绝热气瓶，其中：在前限位座和后限位座安装处的支撑轴上均设置有一个供限位座卡入的环形限位槽，前、后限位座安装于支撑轴上时会卡入至所对应的环形限位槽中，使得环形限位槽能对前、后限位座进行轴向限位。Further, the aforementioned liquid hydrogen vacuum insulated gas cylinder, wherein: the support shaft at the installation place of the front limit seat and the rear limit seat is provided with an annular limit groove for the limit seat to snap into. When the rear limit seat is installed on the support shaft, it will snap into the corresponding annular limit groove, so that the annular limit groove can axially limit the front and rear limit seats.
进一步的，前述的一种液氢真空绝热气瓶，其中：两个轴座的结构均包括：补强盖板，在补强盖板上设置有一个供支撑轴端部插入的安装槽；在外筒体的前、后封头上均开设有一个安装孔，两个轴座分别通过其上的补强盖板焊接封盖于对应的安装孔上而固定于对应的外筒体封头上。Further, the aforementioned liquid hydrogen vacuum insulated gas cylinder, wherein: the structure of the two shaft seats includes: a reinforcing cover plate, and a mounting groove for inserting the end of the supporting shaft is arranged on the reinforcing cover plate; There is a mounting hole on the front and rear heads of the cylinder, and the two shaft seats are respectively welded and sealed to the corresponding mounting holes by the reinforcing cover plates on them, and fixed on the corresponding outer cylinder head.
进一步的，前述的一种液氢真空绝热气瓶，其中：在两个轴座的安装槽中均涂覆有低温胶。Further, the aforementioned liquid hydrogen vacuum insulated gas cylinder, wherein: the installation grooves of the two shaft seats are coated with low-temperature glue.
进一步的，前述的一种液氢真空绝热气瓶，其中：补强盖板上的安装槽由焊接于补强盖板上的环形板围成。Further, in the aforementioned liquid hydrogen vacuum insulated gas cylinder, wherein: the installation groove on the reinforced cover plate is surrounded by an annular plate welded to the reinforced cover plate.
进一步的，前述的一种液氢真空绝热气瓶，其中：前限位座和后限位座均为一个抱箍。Further, the aforementioned liquid hydrogen vacuum insulated gas cylinder, wherein: the front limiting seat and the rear limiting seat are both a hoop.
进一步的，前述的一种液氢真空绝热气瓶，其中：前限位座为抱合后内圈为方形的抱箍，前限位座所对应的环形限位槽的槽底为能与前限位座的方形内圈相配合的方形槽底，使得前限位座所对应的环形限位槽能对前限位座进行径向限位，从而使前限位座在安装于支撑轴上后无法旋转；在套管前端上设置有超出内筒体前端的限位插板，在前限位座上设置有供限位插板插入的限位插槽，限位插板插入至限位插槽中，使得前限位座能对内筒体进行径向限位，从而使前限位座能阻止内筒体发生旋转位移。Further, the aforementioned liquid hydrogen vacuum insulated gas cylinder, wherein: the front limit seat is a hoop with a square inner ring after being entwined, and the bottom of the annular limit groove corresponding to the front limit seat is capable of connecting with the front limit The square groove bottom matched with the square inner ring of the seat allows the annular limit groove corresponding to the front limit seat to radially limit the front limit seat, so that after the front limit seat is installed on the support shaft, Unable to rotate; the front end of the casing is provided with a limit plate beyond the front end of the inner cylinder, and the front limit seat is provided with a limit slot for the limit plate to be inserted, and the limit plate is inserted into the limit insert In the groove, the front limiting seat can radially limit the inner cylinder, so that the front limiting seat can prevent the inner cylinder from rotating and displacing.
进一步的，前述的一种液氢真空绝热气瓶，其中：支撑轴为玻璃钢轴。Further, the aforementioned liquid hydrogen vacuum insulated gas cylinder, wherein: the supporting shaft is a fiberglass shaft.
本发明的优点为：本发明所述的液氢真空绝热气瓶采用了贯穿内筒体的高强度的支撑轴对内筒体进行横向支撑，并且支撑轴两端通过结构简单的轴座与外筒体相固定，从而使内筒体的支撑结构变的简单可靠，另外，由于支撑轴具有低导热的特性，使得外部热量不容易沿着支撑轴传导至内筒体中，显著提高了液氢真空绝热气瓶的绝热性能。The advantages of the present invention are: the liquid hydrogen vacuum insulated gas cylinder of the present invention adopts a high-strength support shaft that runs through the inner cylinder to support the inner cylinder laterally, and the two ends of the support shaft are connected to the outer cylinder by a simple-structured shaft seat. The cylinder is fixed, so that the support structure of the inner cylinder becomes simple and reliable. In addition, due to the low thermal conductivity of the support shaft, the external heat is not easily transmitted to the inner cylinder along the support shaft, which significantly improves the efficiency of liquid hydrogen. Thermal insulation properties of vacuum insulated gas cylinders.
附图说明Description of drawings
图1为本发明所述的一种液氢真空绝热气瓶的结构示意图。Fig. 1 is a structural schematic diagram of a liquid hydrogen vacuum insulated cylinder according to the present invention.
图2为图1中A处的放大结构示意图。FIG. 2 is a schematic diagram of an enlarged structure at point A in FIG. 1 .
图3为图1中B处的放大结构示意图。FIG. 3 is a schematic diagram of an enlarged structure at B in FIG. 1 .
图4为图2中C-C剖视结构示意图。Fig. 4 is a schematic cross-sectional structure diagram of C-C in Fig. 2 .
图5为图2中D-D剖视结构示意图。FIG. 5 is a schematic diagram of a D-D cross-sectional structure in FIG. 2 .
图6为图3中E-E剖视结构示意图。FIG. 6 is a schematic diagram of the E-E section structure in FIG. 3 .
具体实施方式Detailed ways
下面结合具体实施例和附图对本发明作进一步的详细描述。The present invention will be further described in detail below in conjunction with specific embodiments and accompanying drawings.
如图1、图2、图3、图6所示，一种液氢真空绝热气瓶，包括：外筒体1和安装于外筒体1中的内筒体2，在内筒体2中穿设有一根沿着内筒体2轴线贯穿内筒体2的套管21，套管21和内筒体2之间密封设置，在套管21中穿设有一根用于支撑内筒体2且高强度、低导热率的支撑轴3，本实施例中，支撑轴3为玻璃钢轴，在支撑轴3上分别设置有一个前限位座4和一个后限位座5，内筒体2位于前、后限位座4、5之间，在内筒体2和后限位座5之间的支撑轴3上套装有一个压紧弹簧51，压紧弹簧51的一端与后限位座5相抵靠，压紧弹簧51的另一端与内筒体2相抵靠，在压紧弹簧51弹力的作用下，内筒体2的前端与前限位座4相抵靠顶紧，设置压紧弹簧51是为了适应内筒体2因温度变化而引起的轴向位移伸缩，在外筒体1的前、后封头上分别设置有一个轴座6，支撑轴3的两端分别插入至对应端的轴座6中，使得支撑轴3能将内筒体2悬空支撑于外筒体1中。As shown in Figure 1, Figure 2, Figure 3, and Figure 6, a liquid hydrogen vacuum insulated gas cylinder includes: an outer cylinder body 1 and an inner cylinder body 2 installed in the outer cylinder body 1, and in the inner cylinder body 2 A sleeve 21 is pierced through the inner cylinder 2 along the axis of the inner cylinder 2, and the seal between the sleeve 21 and the inner cylinder 2 is arranged. A sleeve for supporting the inner cylinder 2 is pierced in the sleeve 21. And the support shaft 3 with high strength and low thermal conductivity. In this embodiment, the support shaft 3 is a fiberglass shaft, and a front limit seat 4 and a rear limit seat 5 are respectively arranged on the support shaft 3. The inner cylinder body 2 Located between the front and rear limit seats 4 and 5, a compression spring 51 is set on the support shaft 3 between the inner cylinder 2 and the rear limit seat 5, and one end of the compression spring 51 is connected to the rear limit seat. 5 abut against each other, the other end of the compression spring 51 abuts against the inner cylinder 2, under the action of the elastic force of the compression spring 51, the front end of the inner cylinder 2 is abutted against the front limit seat 4, and the compression spring is set 51 is to adapt to the axial displacement and expansion of the inner cylinder 2 due to temperature changes. A shaft seat 6 is respectively arranged on the front and rear heads of the outer cylinder 1, and the two ends of the support shaft 3 are respectively inserted into the shafts at the corresponding ends. In the seat 6, the support shaft 3 can suspend and support the inner cylinder 2 in the outer cylinder 1.
如图2、图3所示，在本实施例中，在前限位座4和后限位座5安装处的支撑轴3上均设置有一个供限位座卡入的环形限位槽7，前、后限位座4、5安装于支撑轴3上时会卡入至所对应的环形限位槽7中，使得环形限位槽7能对前、后限位座4、5进行轴向限位。As shown in Figure 2 and Figure 3, in this embodiment, an annular limit groove 7 for the limit seat to snap into is provided on the support shaft 3 where the front limit seat 4 and the rear limit seat 5 are installed. , when the front and rear limit seats 4 and 5 are installed on the support shaft 3, they will be snapped into the corresponding annular limit groove 7, so that the annular limit groove 7 can carry out the axial movement of the front and rear limit seats 4 and 5. to the limit.
在本实施例中，两个轴座6的结构均包括：补强盖板61，在补强盖板61上设置有一个供支撑轴3端部插入的安装槽62，安装槽62由焊接于补强盖板61上的环形板64围成；在外筒体1的前、后封头上均开设有一个安装孔63，两个轴座6分别通过其上的补强盖板61焊接封盖于对应的安装孔63上而固定于对应的外筒体1封头上。在两个轴座6的安装槽62中均涂覆有低温胶，低温胶固化后能固定住支撑轴3，使得支撑轴3无法旋转。由于内外筒体之间的间隔较小，所以不便在内部对轴座6进行焊接固定，设置补强盖板61和安装孔63后就能使工人可以在外部对补强盖板61进行焊接以便固定轴座6。In this embodiment, the structures of the two shaft seats 6 all include: a reinforcing cover plate 61, on which a mounting groove 62 for inserting the end of the support shaft 3 is arranged, and the mounting groove 62 is welded to The ring plate 64 on the reinforcing cover plate 61 is surrounded; a mounting hole 63 is opened on the front and rear heads of the outer cylinder 1, and the two shaft seats 6 are welded and sealed by the reinforcing cover plate 61 on it respectively. On the corresponding installation hole 63, it is fixed on the head of the corresponding outer cylinder 1. Low-temperature glue is coated in the installation grooves 62 of the two shaft seats 6 , and the low-temperature glue can fix the support shaft 3 after curing, so that the support shaft 3 cannot rotate. Because the interval between the inner and outer cylinders is relatively small, it is inconvenient to weld and fix the shaft seat 6 internally. After the reinforcement cover plate 61 and the mounting hole 63 are set, the worker can weld the reinforcement cover plate 61 externally so that Fix the shaft seat 6.
如图4、图5所示，在本实施例中，前限位座4和后限位座5均为一个抱箍。此外，前限位座4为抱合后内圈为方形的抱箍，前限位座4所对应的环形限位槽7的槽底为能与前限位座4的方形内圈相配合的方形槽底，使得前限位座4所对应的环形限位槽7能对前限位座4进行径向限位，从而使前限位座4在安装于支撑轴3上后无法旋转；在套管21前端上设置有超出内筒体2前端的限位插板8，在前限位座4上设置有供限位插板8插入的限位插槽81，限位插板8插入至限位插槽81中，使得前限位座4能对内筒体2进行径向限位，从而使前限位座4能阻止内筒体2发生旋转位移。As shown in Fig. 4 and Fig. 5, in this embodiment, both the front limiting seat 4 and the rear limiting seat 5 are a hoop. In addition, the front limit seat 4 is a hoop with a square inner ring after being engaged, and the bottom of the annular limit groove 7 corresponding to the front limit seat 4 is a square shape that can be matched with the square inner ring of the front limit seat 4. The bottom of the groove, so that the annular limit groove 7 corresponding to the front limit seat 4 can radially limit the front limit seat 4, so that the front limit seat 4 cannot rotate after being installed on the support shaft 3; The front end of the pipe 21 is provided with a limit plate 8 that exceeds the front end of the inner cylinder body 2, and the front limit seat 4 is provided with a limit slot 81 for inserting the limit plate 8, and the limit plate 8 is inserted to the limit. In the position slot 81, the front limit seat 4 can radially limit the inner cylinder 2, so that the front limit seat 4 can prevent the inner cylinder 2 from being rotated and displaced.
Claims (8)
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112319705A (en) * | 2020-11-13 | 2021-02-05 | 上海海威斯特保温工程有限公司 | Enhanced spraying type heat insulation system of C-shaped LNG liquid cargo tank and construction method thereof |
| CN113551147A (en) * | 2021-07-05 | 2021-10-26 | 江西制氧机有限公司 | Interlayer low-heat-conduction supporting structure for ultralow-temperature medium and ultralow-temperature medium container |
| CN114458938A (en) * | 2021-01-26 | 2022-05-10 | 张家港富瑞特种装备股份有限公司 | Low-temperature liquid storage gas cylinder |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11125390A (en) * | 1997-10-20 | 1999-05-11 | Tosei Electro Beam Kk | Heat insulating vacuum double pipe |
| DE202005006023U1 (en) * | 2004-04-15 | 2005-07-07 | China International Marine Containers (Group) Co., Ltd., Shenzhen | Super vacuum isolation tank e.g. for low temperature liquid gas, has framework and tank body having outer hull with cylinder and two cap ends and interior container having cylinder and two cap ends |
| DE102004042001A1 (en) * | 2004-08-31 | 2006-03-09 | Daimlerchrysler Ag | Cryogenic fluid e.g. liquid hydrogen, storage tank for use in motor vehicle, insulation space between inner and outer tanks, where inner tank is supported at outer tank using supports each of which is formed by spring mechanism |
| CN203147261U (en) * | 2013-03-27 | 2013-08-21 | 张家港市科华化工装备制造有限公司 | Movable low-temperature storage tank |
| CN103411126A (en) * | 2013-07-24 | 2013-11-27 | 北京航空航天大学 | Double-layered low-temperature container adopting elastic suspension supporting structure |
| JP2014074452A (en) * | 2012-10-04 | 2014-04-24 | Air Water Plant & Engineering Inc | Vacuum heat insulation container for low temperature |
| CN205079045U (en) * | 2015-10-13 | 2016-03-09 | 江苏华天能源装备有限公司 | High vacuum cryogenic liquid vessel |
| CN207687665U (en) * | 2017-10-21 | 2018-08-03 | 张家港富瑞氢能装备有限公司 | A kind of low-temperature (low temperature) vessel for storing and transporting cryogenic liquid |
| CN210979319U (en) * | 2019-09-10 | 2020-07-10 | 张家港富瑞特种装备股份有限公司 | Liquid hydrogen vacuum heat insulation gas cylinder |
-
2019
- 2019-09-10 CN CN201910851587.XA patent/CN110566804A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11125390A (en) * | 1997-10-20 | 1999-05-11 | Tosei Electro Beam Kk | Heat insulating vacuum double pipe |
| DE202005006023U1 (en) * | 2004-04-15 | 2005-07-07 | China International Marine Containers (Group) Co., Ltd., Shenzhen | Super vacuum isolation tank e.g. for low temperature liquid gas, has framework and tank body having outer hull with cylinder and two cap ends and interior container having cylinder and two cap ends |
| DE102004042001A1 (en) * | 2004-08-31 | 2006-03-09 | Daimlerchrysler Ag | Cryogenic fluid e.g. liquid hydrogen, storage tank for use in motor vehicle, insulation space between inner and outer tanks, where inner tank is supported at outer tank using supports each of which is formed by spring mechanism |
| JP2014074452A (en) * | 2012-10-04 | 2014-04-24 | Air Water Plant & Engineering Inc | Vacuum heat insulation container for low temperature |
| CN203147261U (en) * | 2013-03-27 | 2013-08-21 | 张家港市科华化工装备制造有限公司 | Movable low-temperature storage tank |
| CN103411126A (en) * | 2013-07-24 | 2013-11-27 | 北京航空航天大学 | Double-layered low-temperature container adopting elastic suspension supporting structure |
| CN205079045U (en) * | 2015-10-13 | 2016-03-09 | 江苏华天能源装备有限公司 | High vacuum cryogenic liquid vessel |
| CN207687665U (en) * | 2017-10-21 | 2018-08-03 | 张家港富瑞氢能装备有限公司 | A kind of low-temperature (low temperature) vessel for storing and transporting cryogenic liquid |
| CN210979319U (en) * | 2019-09-10 | 2020-07-10 | 张家港富瑞特种装备股份有限公司 | Liquid hydrogen vacuum heat insulation gas cylinder |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112319705A (en) * | 2020-11-13 | 2021-02-05 | 上海海威斯特保温工程有限公司 | Enhanced spraying type heat insulation system of C-shaped LNG liquid cargo tank and construction method thereof |
| CN112319705B (en) * | 2020-11-13 | 2022-05-10 | 上海海威斯特保温工程有限公司 | C-shaped LNG liquid cargo tank spraying type heat insulation system and construction method thereof |
| CN114458938A (en) * | 2021-01-26 | 2022-05-10 | 张家港富瑞特种装备股份有限公司 | Low-temperature liquid storage gas cylinder |
| CN114458938B (en) * | 2021-01-26 | 2023-12-08 | 张家港富瑞新能源科技有限公司 | Low-temperature liquid storage gas bottle |
| CN113551147A (en) * | 2021-07-05 | 2021-10-26 | 江西制氧机有限公司 | Interlayer low-heat-conduction supporting structure for ultralow-temperature medium and ultralow-temperature medium container |
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Application publication date: 20191213 |