CN204647315U - A kind of high voltage-resistant bi-directional rotating seal ring peculiar to vessel - Google Patents

A kind of high voltage-resistant bi-directional rotating seal ring peculiar to vessel Download PDF

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Publication number
CN204647315U
CN204647315U CN201520269459.1U CN201520269459U CN204647315U CN 204647315 U CN204647315 U CN 204647315U CN 201520269459 U CN201520269459 U CN 201520269459U CN 204647315 U CN204647315 U CN 204647315U
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China
Prior art keywords
ring
sealing
seal
support ring
sealing lip
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Expired - Lifetime
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CN201520269459.1U
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Chinese (zh)
Inventor
额尔登
杜喜林
邓玉霞
姜苏
陈文良
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QINGDAO KAISHI RUBBER BELT TRACK Co Ltd
Qingdao TKS Sealing Industry Co Ltd
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QINGDAO KAISHI RUBBER BELT TRACK Co Ltd
Qingdao TKS Sealing Industry Co Ltd
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Application filed by QINGDAO KAISHI RUBBER BELT TRACK Co Ltd, Qingdao TKS Sealing Industry Co Ltd filed Critical QINGDAO KAISHI RUBBER BELT TRACK Co Ltd
Priority to CN201520269459.1U priority Critical patent/CN204647315U/en
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Publication of CN204647315U publication Critical patent/CN204647315U/en
Anticipated expiration legal-status Critical
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Abstract

本实用新型涉及一种船用耐高压双向旋转密封圈,包括外壳、端盖、第一支撑环、第二支撑环、带有弹簧的密封唇、辅助密封的第一O型密封圈、第二O型密封圈、矩形密封圈和第一紧固件、第二紧固件,弹簧安装在密封唇上,第一O型密封圈安装在外壳上,第二O型密封圈安装在第二支撑环上,密封唇、第一支撑环、第二支撑环和矩形密封圈依次安装入外壳内,端盖与外壳通过第一紧固件和第二紧固件相连接并紧固,密封唇采用PTFE材料密封唇。其密封效果好,节约成本,满足实际情况的需要。

The utility model relates to a marine high-pressure resistant bidirectional rotary sealing ring, which comprises a shell, an end cover, a first supporting ring, a second supporting ring, a sealing lip with a spring, a first O-shaped sealing ring for auxiliary sealing, and a second O-shaped sealing ring. Type sealing ring, rectangular sealing ring and the first fastener, the second fastener, the spring is installed on the sealing lip, the first O-ring is installed on the shell, and the second O-ring is installed on the second support ring On the top, the sealing lip, the first support ring, the second support ring and the rectangular sealing ring are installed into the housing in sequence, the end cover and the housing are connected and fastened by the first fastener and the second fastener, and the sealing lip is made of PTFE Material sealing lip. The sealing effect is good, the cost is saved, and the needs of actual conditions are met.

Description

A kind of high voltage-resistant bi-directional rotating seal ring peculiar to vessel
Technical field
The utility model belongs to technical field of sealing technology, relates to a kind of high voltage-resistant bi-directional rotating seal ring peculiar to vessel.
Background technique
At present, general as shown in Figure 1 for high voltage-resistant bi-directional rotary seal coil structures peculiar to vessel, sealing circle is made up of metal shell 21 and three PTFE lip-type packings 22 and original support ring 23, original O RunddichtringO 24.The outer wall of the inwall of metal shell 21 and the metal frame b of PTFE lip-type packing 22 is interference fit, namely PTFE seal ring 22 can not be removed after loading metal shell 21 again, in actual application, seal ring is in use for some time because original sealing lip a generation wearing and tearing of PTFE lip-type packing 22 need to change, the seal ring of original structure is owing to adopting interference fit, whole seal ring all must be changed, thus cause unnecessary waste.For this reason, need a kind of high voltage-resistant bi-directional rotating seal ring peculiar to vessel, solve the seal ring of original structure owing to adopting interference fit, whole seal ring all must be changed, thus cause the problem of unnecessary waste, make its good sealing effect, cost-saving, meet the needs of actual conditions.
Model utility content
The purpose of this utility model is to provide a kind of high voltage-resistant bi-directional rotating seal ring peculiar to vessel, solve the seal ring of original structure owing to adopting interference fit, whole seal ring all must be changed, thus the problem of unnecessary waste is caused, make its good sealing effect, cost-saving, meet the needs of actual conditions.
For achieving the above object, the utility model provides a kind of high voltage-resistant bi-directional rotating seal ring peculiar to vessel, comprise shell, end cap, first support ring, second support ring, with the sealing lip of spring, one O RunddichtringO of auxiliary seal, 2nd O RunddichtringO, rectangular seal and the first fastening piece, second fastening piece, spring fitting is on sealing lip, one O RunddichtringO is arranged on shell, 2nd O RunddichtringO is arranged on the second support ring, sealing lip, first support ring, second support ring and rectangular seal are fit in shell successively, end cap and shell to be connected with the second fastening piece by the first fastening piece and fastening, sealing lip adopts PTFE material sealing lip.
In above scheme preferably, the quantity of sealing lip is three.
Can also preferably, three sealing lips are divided into two groups, seal respectively to the sealing medium on both sides.
Can also preferably, housing exterior is provided with two O RunddichtringOs, to realize the static sealing between two-way sealing ring and apparatus casing.
Can also preferably, the quantity of rectangular seal is three, and the 2nd O RunddichtringO and three rectangular seals realize three sealing lips and the first support ring, between the second support ring and end cap, and the static sealing between the second support ring and shell.
Can also preferably, shell, end cap, the first support ring and the second support ring adopt metal to make.
Can also preferably, shell, end cap, the first support ring, the second support ring and PTFE material sealing lip adopt turning moulding process to make.
Can also preferably, an O RunddichtringO, the 2nd O RunddichtringO, rectangular seal adopt rubber to make.
Can also preferably, an O RunddichtringO, the 2nd O RunddichtringO, rectangular seal adopt mold cure moulding process to make.
Compared with prior art, the utility model has the following advantages:
The utility model provides a kind of high voltage-resistant bi-directional rotating seal ring peculiar to vessel, it adopts knockdown ring structure, after seal ring uses a period of time, need to change wherein some wearing and tearing or ageing component, especially sealing lip, and the Renewal process of seal ring of the present utility model only needs after the taking-up of seal ring entirety, sealing lip can take out by dismounting fastening piece, and other metal support component are after having changed sealing lip, still can continue after having reconfigured according to Fig. 2 order to use, significantly reduce unnecessary waste, seal ring of the present utility model is without original metal frame simultaneously, therefore the special press tool made for metal frame impact briquetting is also no longer needed in production process, and the combination tool that sealing lip and metal frame combine, thus the correlative charges of research and development of products and manufacture is it also greatly reduced, its seal ring that can solve original structure is owing to adopting interference fit, whole seal ring all must be changed, thus the problem of unnecessary waste is caused, its good sealing effect, cost-saving, meet the needs of actual conditions.
Accompanying drawing explanation
Fig. 1 is the half sectional view of high voltage-resistant bi-directional rotating seal ring peculiar to vessel in prior art;
Fig. 2 is the half sectional view of high voltage-resistant bi-directional rotating seal ring peculiar to vessel of the present utility model.
In figure, 21 is metal shell, and 22 is PTFE lip-type packing, 23 be original support ring 23,24 is original O RunddichtringO, and b is metal frame, a is original sealing lip, and 1 is shell, and 2 is end cap, 3 is the first support ring, and 4 is the second support ring, and 5 is spring, 6 is sealing lip, and 7 is an O RunddichtringO, and 8 is the 2nd O RunddichtringO, 9 is rectangular seal, and 10 is the first fastening piece, and 11 is the second fastening piece.
Embodiment
In order to understand the utility model better, below in conjunction with specific embodiment, the utility model is explained in detail.But, obviously can carry out different modification and remodeling to the utility model and not exceed the wider spirit and scope of the utility model of appended claims.Therefore, following examples have exemplary and hard-core implication.
Embodiment:
A kind of high voltage-resistant bi-directional rotating seal ring peculiar to vessel, it is combined type packing ring, namely sealing circle is by the shell 1 of metal, end cap 2, first support ring 3, second support ring 4 and the O RunddichtringO 7 with the shaping sealing lip 6 of the PTFE turning of spring 5 and other auxiliary seals, 2nd O RunddichtringO 8, rectangular seal 9 and the first fastening piece 10, second fastening piece 11 forms, its medi-spring 5 is arranged on the shaping sealing lip of PTFE turning 6, one O RunddichtringO 7 is arranged on metal shell 1, 2nd O RunddichtringO 8 is arranged on the second support ring 4, then by sealing lip 6, first support ring 3, second support ring 4 and rectangular seal 9 are according to after in Fig. 2, order loads the shell 1 of metal, the first fastening piece 10 and the second fastening piece 11 is used to be carried out being connected with the shell 1 of metal by end cap 2 and fastening.
The sealing lip 6 that in Fig. 2, three PTFE turning is shaping is divided into two groups by different direction, seals respectively, realize the main dynamic bidirectional rotary seal function of seal ring to the sealing medium on both sides; Two the O RunddichtringOs 7 being arranged on shell 1 outside of metal realize the static sealing between two-way sealing ring and apparatus casing; The 2nd O RunddichtringO 8 in Fig. 2 and three rectangular seals 9 realize between three sealing lips 6 and the first support ring 3, second support ring 4, end cap 2 respectively, and second static sealing between support ring 4 and the shell 1 of metal, guarantee the auxiliary static sealing between the inner various piece of bidirectional rotation seal ring.The major metal component of combined seal ring: the sealing lip 6 of the shell 1 of metal, end cap 2, first support ring 3, second support ring 4 and PTFE material adopts turning moulding process.Rubber components: an O RunddichtringO 7, the 2nd O RunddichtringO 8, rectangular seal 9 adopt mold cure moulding process.
High voltage-resistant bi-directional rotating seal ring peculiar to vessel of the present utility model, it adopts knockdown ring structure, after seal ring uses a period of time, need to change wherein some wearing and tearing or ageing component, especially sealing lip 6, after the Renewal process of seal ring of the present utility model only needs seal ring entirety to take out, dismantle the first fastening piece 10 and sealing lip 6 can take out by the second fastening piece 11.And other metal support component are after having changed sealing lip 6, still can continue after having reconfigured according to Fig. 2 order to use.Significantly reduce unnecessary waste.The seal ring of new structure is without also no longer needing the special press tool made for metal frame b impact briquetting in original metal frame b therefore production process simultaneously, and the combination tool that original sealing lip a and metal frame b combines, thus it also greatly reduce the correlative charges of research and development of products and manufacture.

Claims (9)

1.一种船用耐高压双向旋转密封圈,包括外壳(1)、端盖(2)、第一支撑环(3)、第二支撑环(4)、带有弹簧(5)的密封唇(6)、辅助密封的第一O型密封圈(7)、第二O型密封圈(8)、矩形密封圈(9)和第一紧固件(10)、第二紧固件(11),其特征在于:弹簧(5)安装在密封唇(6)上,第一O型密封圈(7)安装在外壳(1)上,第二O型密封圈(8)安装在第二支撑环(4)上,密封唇(6)、第一支撑环(3)、第二支撑环(4)和矩形密封圈(9)依次安装入外壳(1)内,端盖(2)与外壳(1)通过第一紧固件(10)和第二紧固件(11)相连接并紧固,密封唇(6)采用PTFE材料密封唇(6)。1. A marine high-pressure resistant two-way rotary seal ring, including a housing (1), an end cover (2), a first support ring (3), a second support ring (4), a sealing lip with a spring (5) ( 6), the first O-ring (7), the second O-ring (8), the rectangular sealing ring (9) and the first fastener (10), the second fastener (11) for auxiliary sealing , characterized in that: the spring (5) is installed on the sealing lip (6), the first O-ring (7) is installed on the housing (1), the second O-ring (8) is installed on the second support ring (4), the sealing lip (6), the first supporting ring (3), the second supporting ring (4) and the rectangular sealing ring (9) are installed in the casing (1) in sequence, and the end cover (2) and the casing ( 1) The first fastener (10) and the second fastener (11) are connected and fastened, and the sealing lip (6) is made of PTFE material sealing lip (6). 2.如权利要求1所述的船用耐高压双向旋转密封圈,其特征在于:密封唇(6)的数量为三个。2. The marine high-pressure resistant bi-directional rotary sealing ring according to claim 1, characterized in that: the number of sealing lips (6) is three. 3.如权利要求2所述的船用耐高压双向旋转密封圈,其特征在于:三个密封唇(6)分为两组,分别对两边的密封介质进行密封。3. The marine high-pressure resistant bi-directional rotary sealing ring according to claim 2, characterized in that: the three sealing lips (6) are divided into two groups to respectively seal the sealing medium on both sides. 4.如权利要求3所述的船用耐高压双向旋转密封圈,其特征在于:外壳(1)外部设有两个第一O型密封圈(7),以实现双向密封圈与设备壳体间的静态密封。4. The marine high-pressure resistant bi-directional rotary seal ring as claimed in claim 3, characterized in that: two first O-shaped seal rings (7) are arranged on the outside of the shell (1) to realize the gap between the bi-directional seal ring and the equipment casing. static seal. 5.如权利要求4所述的船用耐高压双向旋转密封圈,其特征在于:矩形密封圈(9)的数量为三个,第二O型密封圈(8)和三个矩形密封圈(9)实现三件密封唇(6)与第一支撑环(3)、第二支撑环(4)和端盖(2)之间,以及第二支撑环(4)与外壳(1)之间的静态密封。5. The marine high-pressure resistant bidirectional rotary sealing ring as claimed in claim 4, characterized in that: the number of rectangular sealing rings (9) is three, the second O-ring (8) and three rectangular sealing rings (9) ) between the three sealing lips (6) and the first support ring (3), the second support ring (4) and the end cover (2), and between the second support ring (4) and the housing (1) Static seal. 6.如权利要求1-5中任一项所述的船用耐高压双向旋转密封圈,其特征在于:外壳(1)、端盖(2)、第一支撑环(3)和第二支撑环(4)采用金属制成。6. The marine high-pressure bidirectional rotary seal ring according to any one of claims 1-5, characterized in that: the shell (1), the end cover (2), the first support ring (3) and the second support ring (4) Made of metal. 7.如权利要求6所述的船用耐高压双向旋转密封圈,其特征在于:外壳(1)、端盖(2)、第一支撑环(3)、第二支撑环(4)和PTFE材料密封唇(6)采用车削成型工艺制成。7. The marine high-pressure resistant bi-directional rotary sealing ring according to claim 6, characterized in that: the shell (1), the end cover (2), the first support ring (3), the second support ring (4) and PTFE material The sealing lip (6) is made by turning forming process. 8.如权利要求1-5中任一项所述的船用耐高压双向旋转密封圈,其特征在于:第一O型密封圈(7)、第二O型密封圈(8)、矩形密封圈(9)采用橡胶制成。8. The marine high-pressure bidirectional rotary seal ring according to any one of claims 1-5, characterized in that: the first O-ring seal (7), the second O-ring seal (8), the rectangular seal ring (9) Made of rubber. 9.如权利要求8所述的船用耐高压双向旋转密封圈,其特征在于:第一O型密封圈(7)、第二O型密封圈(8)、矩形密封圈(9)采用模具硫化成型工艺制成。9. The marine high-pressure resistant bidirectional rotary sealing ring according to claim 8, characterized in that: the first O-ring (7), the second O-ring (8), and the rectangular sealing ring (9) are vulcanized by molds Made by molding process.
CN201520269459.1U 2015-04-29 2015-04-29 A kind of high voltage-resistant bi-directional rotating seal ring peculiar to vessel Expired - Lifetime CN204647315U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104806765A (en) * 2015-04-29 2015-07-29 青岛开世密封工业有限公司 Marine high-pressure-resistant bidirectional rotary sealing ring
CN106870735A (en) * 2015-12-10 2017-06-20 北京橡胶工业研究设计院 A kind of metallic framework PTFE seal for rotary shaft
CN112963540A (en) * 2021-02-07 2021-06-15 青岛众力诚达智能科技有限公司 Rotary sealing structure with supporting lip

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104806765A (en) * 2015-04-29 2015-07-29 青岛开世密封工业有限公司 Marine high-pressure-resistant bidirectional rotary sealing ring
CN106870735A (en) * 2015-12-10 2017-06-20 北京橡胶工业研究设计院 A kind of metallic framework PTFE seal for rotary shaft
CN112963540A (en) * 2021-02-07 2021-06-15 青岛众力诚达智能科技有限公司 Rotary sealing structure with supporting lip

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