CN202834054U - Leak-proof structure of pressure container - Google Patents

Leak-proof structure of pressure container Download PDF

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Publication number
CN202834054U
CN202834054U CN 201220353691 CN201220353691U CN202834054U CN 202834054 U CN202834054 U CN 202834054U CN 201220353691 CN201220353691 CN 201220353691 CN 201220353691 U CN201220353691 U CN 201220353691U CN 202834054 U CN202834054 U CN 202834054U
Authority
CN
China
Prior art keywords
groove
sealing
seal ring
sealing surface
pressure container
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 - Lifetime
Application number
CN 201220353691
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Chinese (zh)
Inventor
蔡文新
孙西峰
罗玉林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongfeng Motor Corp
Original Assignee
Dongfeng Motor Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Dongfeng Motor Corp filed Critical Dongfeng Motor Corp
Priority to CN 201220353691 priority Critical patent/CN202834054U/en
Application granted granted Critical
Publication of CN202834054U publication Critical patent/CN202834054U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Pressure Vessels And Lids Thereof (AREA)

Abstract

The utility model discloses a leak-proof structure of a pressure container. The leak-proof structure of the pressure container comprises an upper sealing surface, a lower sealing surface and a sealing ring between the two sealing surfaces. The sealing ring is arranged in a groove on the sealing surface and the height of the sealing ring is larger than that of the groove. The leakage-proof structure of the pressure container is characterized in that a positioning rib is arranged on the sealing ring, a corresponding positioning structure is arranged on the groove, and the upper sealing surface and the lower sealing surface are connected through a clamp structure. Through adding the positioning rib and the matched positioning structure, the leak-proof structure of the pressure container ensures that the sealing ring is not stretched in the groove, positions of the sealing ring are fixed and the sealing ring transforms only along the height direction in the process of compressing, and therefore ensures that the sealing ring well contacts the upper sealing surface and the lower sealing surface and effective sealing is achieved. The sealing ring in the groove on the sealing surfaces of the pressure container is compressed by the clamp and sealing between the two sealing surfaces of the pressure container is achieved. Compared with traditional bolting, the clamp structure is tightened in fastening, not easy to loose, convenient to disassemble, compact in structure and small in occupied area.

Description

A kind of sealing configuration of pressurized container
Technical field
The utility model relates to a kind of sealing configuration, specifically the sealing configuration between a kind of pressurized container two sealing surfaces.
Background technique
On the automobile heating element, overflow for preventing the heated fluid in the pressurized container, usually need to take measures to guarantee the sealing of pressurized container.Traditional sealing configuration generally is to open an annular groove at the sealing surface of pressurized container, the uniform rubber ring of a built-in section in groove, then with bolt another sealing surface is fixed in the above to realize sealing, when the rubber ring cross-sectional area in this sealing configuration is excessive, because wearing and tearing cause leaking, affect working life easily; When cross-sectional area too hour, rubber ring is then loosening crooked easily, causes leaking with the sealing surface bad connection.Therefore develop a kind of good sealing effect again durable sealing configuration be very necessary.
The model utility content
The purpose of this utility model provide a kind of simple in structure, contact is good, sealing effect is firm, and durable pressure container seal structure prevents the fluid leaks in the pressurized container.
The technological scheme of employing of the present utility model is: a kind of sealing configuration of pressurized container, it comprises up and down the seal ring between two sealing surfaces and two sealing surfaces, seal ring places the groove on the sealing surface, the height of seal ring is greater than the height of groove, it is characterized in that: be provided with positioning bar at seal ring, be provided with corresponding position structure at groove, upper sealing surface is connected yoke configurations with lower sealing surface and connects.
The utility model is by setting up positioning bar and supporting position structure, seal ring is not stretched in groove, guarantee in the fixing and compression process of seal ring position only along the short transverse distortion, thereby so that seal ring and upper and lower surface energy good contact reach effective sealing; With clip the seal ring in the sealing for pressure vessels face upper groove is compressed to realize sealing between two sealing surfaces of pressurized container, fix compared with traditional bolt, fastening firm, difficult loosening, the convenient disassembly of yoke configurations, and compact structure takes up space little.
Further, described positioning bar is the local outstanding protruding structures in seal ring both sides.Described position structure is the peripheral local recessed gap structure of groove.When seal ring places groove the protruding structure correspondence on the seal ring put into corresponding gap structure on the groove, by the chimeric of protruding structure and gap structure seal ring is fixed in the groove, it is loosening crooked or be stretched that it is difficult for.
Further, described groove is located on the lower sealing surface, and the section width of groove is greater than the section width of seal ring, and the cross-sectional area of groove is greater than the cross-sectional area of seal ring.Groove is located at the assembling that lower sealing surface more is conducive to seal ring; The section width of seal ring has not only been saved material less than the groove section width, has also reserved leeway for the sealing ring material expanded by heating; The rational cross-sectional area ratio of groove and seal ring is conducive to further improve the sealability of sealing configuration.
Preferably, described seal ring and groove are rectangular configuration.The corner of described seal ring is provided with positioning bar, and the corner of groove is provided with corresponding position structure.Be set to corresponding rectangle according to the shape seal ring of pressurized container and the shape of groove, in rectangle corner more effectively fixed seal ring of positioning bar and corresponding position structure be set, make it not produce displacement or lateral deformation because turning round.
More preferably, the length of described seal ring and width direction are equipped with a plurality of assembling and positioning muscle, and the width of assembling and positioning muscle is greater than the groove section width.Further guarantee seal ring in assembly process the location and guarantee in compression process, only to be out of shape along short transverse.
Description of drawings
Fig. 1 is the ring structure schematic representation.
Fig. 2 is the construction of pressure vessel schematic representation.
Fig. 3 is that seal ring is arranged in the structural representation in the pressurized container annular groove.
Fig. 4 is working state schematic representation of the present utility model.
Embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments, is convenient to more clearly understand the utility model, but they do not consist of restriction to the utility model.
Such as Fig. 1, shown in Figure 2, the utility model comprises a seal ring 1 and two sealing surfaces 10 up and down, 4, having section on the lower sealing surface 4 is the rectangular recess 5 of rectangle, seal ring 1 places the groove 5 on the lower sealing surface 4, the section of seal ring 1 also is rectangle, but the section width of seal ring 1 is slightly less than the section width of groove 5, the height of seal ring 1 is slightly larger than the height of groove 5, the cross-sectional area of seal ring 1 is slightly less than the cross-sectional area of groove 5, each corner on the seal ring 1 is equipped with positioning bar 2, this positioning bar 2 is the local outstanding protruding structures in seal ring 1 both sides, each corner at groove 5 is provided with corresponding position structure 6, this position structure 6 is groove 5 peripheral local recessed gap structures, the protruding structure tabling at this gap structure and seal ring 1 respective corners place and seal ring 1 is fixed in the groove 5, make it be difficult for being stretched, simultaneously, length and width direction at seal ring process a plurality of assembling and positioning muscle 3, the structure of this assembling and positioning muscle 3 is identical with the structure of the positioning bar of corner 2, but its size can be slightly less than the positioning bar 2 of corner, the width of assembling and positioning muscle 3 is greater than the section width of groove 5, in order to seal ring 1 is got in the groove 5 (such as Fig. 3).Wherein, arc can be processed in the corner of seal ring 1 and groove 5; Groove structure preferably is arranged on the lower sealing surface 4, but also can be located at sealing surface 10 or upper- lower seal face 10,4 has groove simultaneously.When 5 of grooves were opened on lower sealing surface 4, upper sealing surface 10 can be the plane; When upper- lower seal face 10,4 all had groove 5, the height of seal ring 1 needed greater than the summation of two groove height up and down.
As shown in Figure 4, upper sealing surface 10 is connected with lower sealing surface by yoke configurations 9 connections, and yoke configurations 9 is three structures of spring steel, and wherein two convex surfaces can be broken chucking upper- lower seal face 10,4 into two with one's hands and realize press seals.The top of upper sealing surface is the upper shell 7 of pressurized container, and the following of lower sealing surface is the lower shell body 8 of pressurized container.
The working procedure of this device is: on the groove 5 with the corresponding embedding lower sealing surface 4 of protruding structure of four corners of seal ring 1 in corresponding four gap structures, simultaneously each limit of length and width of seal ring 1 is clamp-oned in the groove 5, thereby make whole seal ring relevantly place groove 5, then cover the upper sealing surface 10 of corresponding matching, fix two sealing surfaces 10 with equally distributed yoke configurations 9,4 and then seal rings 1 compression in the groove 5 realized two sealing surfaces 10, sealing between 4 reaches the purpose of avoiding the sealing surface of fluid by pressurized container to permeate.

Claims (7)

1. the sealing configuration of a pressurized container, it comprises up and down two sealing surfaces (10,4) and the seal ring between two sealing surfaces (1), seal ring (1) places the groove (5) on the sealing surface, the height of seal ring (1) is greater than the height of groove (5), it is characterized in that: be provided with positioning bar (2) at seal ring (1), be provided with corresponding position structure (6) in groove (5), upper sealing surface (4) is connected 10 with lower sealing surface) connect by yoke configurations (9).
2. the sealing configuration of pressurized container according to claim 1 is characterized in that: the protruding structure that described positioning bar (2) is given prominence to for part, seal ring (1) both sides.
3. the sealing configuration of pressurized container according to claim 1 is characterized in that: the gap structure that described position structure (6) is recessed into for the peripheral part of groove (5).
4. the sealing configuration of pressurized container according to claim 1, it is characterized in that: described groove (5) is located on the lower sealing surface (4), the section width of groove (5) is greater than the section width of seal ring (1), and the cross-sectional area of groove (5) is greater than the cross-sectional area of seal ring (1).
5. according to claim 1 or the sealing configuration of 4 described pressurized containers, it is characterized in that: described seal ring (1) and groove (5) are rectangular configuration.
6. the sealing configuration of pressurized container according to claim 5, it is characterized in that: the corner of described seal ring (1) is provided with positioning bar (2), and the corner of groove (5) is provided with corresponding position structure (6).
7. the sealing configuration of pressurized container according to claim 5, it is characterized in that: the length of described seal ring (1) and width direction are equipped with a plurality of assembling and positioning muscle (3), and the width of assembling and positioning muscle (3) is greater than groove (5) section width.
CN 201220353691 2012-07-20 2012-07-20 Leak-proof structure of pressure container Expired - Lifetime CN202834054U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220353691 CN202834054U (en) 2012-07-20 2012-07-20 Leak-proof structure of pressure container

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220353691 CN202834054U (en) 2012-07-20 2012-07-20 Leak-proof structure of pressure container

Publications (1)

Publication Number Publication Date
CN202834054U true CN202834054U (en) 2013-03-27

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220353691 Expired - Lifetime CN202834054U (en) 2012-07-20 2012-07-20 Leak-proof structure of pressure container

Country Status (1)

Country Link
CN (1) CN202834054U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108023099A (en) * 2016-10-31 2018-05-11 通用汽车环球科技运作有限责任公司 Seal contact pressure uniformity is improved by being inserted into connector in gasket corner
CN109119813A (en) * 2017-06-22 2019-01-01 中航光电科技股份有限公司 A kind of rectangular insert and its sealing ring
CN111927951A (en) * 2020-09-07 2020-11-13 中国地震局地质研究所 Static sealing structure and pressure container with same

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108023099A (en) * 2016-10-31 2018-05-11 通用汽车环球科技运作有限责任公司 Seal contact pressure uniformity is improved by being inserted into connector in gasket corner
CN108023099B (en) * 2016-10-31 2021-03-26 通用汽车环球科技运作有限责任公司 Seal contact pressure uniformity by inserting connections at gasket corners
CN109119813A (en) * 2017-06-22 2019-01-01 中航光电科技股份有限公司 A kind of rectangular insert and its sealing ring
CN111927951A (en) * 2020-09-07 2020-11-13 中国地震局地质研究所 Static sealing structure and pressure container with same

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GR01 Patent grant
CX01 Expiry of patent term

Granted publication date: 20130327

CX01 Expiry of patent term