CN206377371U - A kind of flange connecting hose - Google Patents
A kind of flange connecting hose Download PDFInfo
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- CN206377371U CN206377371U CN201720004285.5U CN201720004285U CN206377371U CN 206377371 U CN206377371 U CN 206377371U CN 201720004285 U CN201720004285 U CN 201720004285U CN 206377371 U CN206377371 U CN 206377371U
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- 238000007789 sealing Methods 0.000 claims abstract description 37
- 238000009434 installation Methods 0.000 claims abstract description 16
- 125000006850 spacer group Chemical group 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 4
- 230000008602 contraction Effects 0.000 abstract description 6
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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Abstract
本实用新型公开了一种法兰软接头，包括橡胶管套、第一管道和第二管道，橡胶管套上对称设有第一法兰盘和第二法兰盘，第一管道上设有第三法兰盘，第二管道上设有第四法兰盘，第一管道和第二管道配合在橡胶管套内，第一管道上设有用于限制第三法兰盘安装位置的第一限位组件，第二管道上设有用于限制第四法兰盘安装位置的第二限位组件，第一法兰盘上设有用于固定第一法兰盘和第三法兰盘的第一固定螺栓，第二法兰盘上设有用于固定第二法兰盘和第四法兰盘的第二固定螺栓，橡胶管套上设有用于固定橡胶管套和第一管道的第一固定组件，橡胶管套上还设有用于固定橡胶管套和第二管道的第二固定组件。密封性高，可对管道因温度变化引起的热胀冷缩起补偿作用。
The utility model discloses a flexible flange joint, which comprises a rubber pipe sleeve, a first pipe and a second pipe. The rubber pipe sleeve is symmetrically provided with a first flange and a second flange, and the first pipe is provided with a The third flange, the second pipe is provided with a fourth flange, the first pipe and the second pipe are matched in the rubber sleeve, and the first pipe is provided with a first flange for limiting the installation position of the third flange. The limit assembly, the second pipe is provided with a second limit assembly for limiting the installation position of the fourth flange, and the first flange is provided with a first flange for fixing the first flange and the third flange. Fixing bolts, the second flange is provided with second fixing bolts for fixing the second flange and the fourth flange, and the rubber sleeve is provided with a first fixing component for fixing the rubber sleeve and the first pipe , the rubber sleeve is also provided with a second fixing component for fixing the rubber sleeve and the second pipe. High sealing performance, which can compensate for thermal expansion and contraction of pipelines caused by temperature changes.
Description
技术领域technical field
本实用新型涉及一种法兰软接头。The utility model relates to a flange soft joint.
背景技术Background technique
管道内输送的介质大多为液体或气体等流体，两管道间需要密封固结连接，现有的管道连接通常会采用法兰连接的方式，但目前法兰连接的结构中，法兰与管道的衔接安装与维护较为费时费力，并且密封性不良，在长期使用之后容易出现泄漏的现象，且由于管道在使用时容易受热胀冷缩的影响，还会出现震动和噪声，现有的法兰连接方式根本不能解决这类问题。Most of the medium transported in the pipeline is fluid such as liquid or gas, and the two pipelines need to be sealed and consolidated. The existing pipeline connection usually adopts the flange connection method, but in the current flange connection structure, the flange and the pipeline Connection installation and maintenance are time-consuming and labor-intensive, and the sealing performance is poor. Leakage is prone to occur after long-term use, and because the pipeline is easily affected by thermal expansion and contraction during use, vibration and noise will occur. The existing flange connection The method cannot solve this kind of problem at all.
发明内容Contents of the invention
本实用新型要解决的技术问题是提供一种结构简单，使用方便，操作简单，管道连接牢靠，密封性高，成本低，安装及拆卸方便，降低管道在使用时的震动和噪声，可对管道因温度变化引起的热胀冷缩起补偿作用，适用范围广，使用寿命长，具有安全可靠作用的法兰软接头。The technical problem to be solved by the utility model is to provide a simple structure, convenient use, simple operation, reliable pipeline connection, high sealing performance, low cost, convenient installation and disassembly, reduce the vibration and noise of the pipeline during use, and can protect the pipeline. The thermal expansion and contraction caused by temperature changes can be used to compensate, and it has a wide range of applications, a long service life, and a safe and reliable flange soft joint.
为解决上述问题，本实用新型采用如下技术方案：In order to solve the above problems, the utility model adopts the following technical solutions:
一种法兰软接头，包括橡胶管套、第一管道和第二管道，所述橡胶管套上对称设有第一法兰盘和第二法兰盘，所述第一管道上设有第三法兰盘，所述第二管道上设有第四法兰盘，所述第一管道和第二管道均配合在橡胶管套内，所述第一管道上设有用于限制第三法兰盘安装位置的第一限位组件，所述第一管道上套设有与橡胶管套相配合的第一密封圈，所述第一密封圈一侧与第一限位组件相配合的，所述第二管道上设有用于限制第四法兰盘安装位置的第二限位组件，所述第二管道上套设有与橡胶管套相配合的第二密封圈，所述第二密封圈与第二限位组件相配合的，所述第一法兰盘上设有用于固定第一法兰盘和第三法兰盘的第一固定螺栓，所述第二法兰盘上设有用于固定第二法兰盘和第四法兰盘的第二固定螺栓，所述橡胶管套上设有用于固定橡胶管套和第一管道的两个第一固定组件，所述橡胶管套上还设有用于固定橡胶管套和第二管道的两个第二固定组件。A flexible flange joint, comprising a rubber sleeve, a first pipe and a second pipe, the rubber sleeve is symmetrically provided with a first flange and a second flange, and the first pipe is provided with a second Three flanges, the second pipe is provided with a fourth flange, the first pipe and the second pipe are fitted in the rubber sleeve, and the first pipe is provided with a third flange The first limit assembly at the installation position of the disk, the first pipe is covered with a first sealing ring matching with the rubber sleeve, one side of the first sealing ring is matched with the first limit assembly, the The second pipeline is provided with a second limit assembly for limiting the installation position of the fourth flange, and the second pipeline is sleeved with a second sealing ring that matches the rubber sleeve. The second sealing ring Cooperating with the second limit assembly, the first flange is provided with first fixing bolts for fixing the first flange and the third flange, and the second flange is provided with The second fixing bolts for fixing the second flange and the fourth flange, the rubber sleeve is provided with two first fixing components for fixing the rubber sleeve and the first pipe, and the rubber sleeve is also provided with There are two second fixing components for fixing the rubber sleeve and the second pipeline.
作为优选的技术方案，所述第一固定螺栓上套设有第一限位套，所述第一限位套一端与第一法兰盘相配合，另一端与第三法兰盘相配合的，所述第一限位套与第一法兰盘和第二法兰盘相配合处均设有第一柔性套，所述第二固定螺栓上设有第二限位套，所述第二限位套一端与第二法兰盘相配合，另一端与第四法兰盘相配合的，所述第二限位套与第二法兰盘和第四法兰盘相配合处均设有第二柔性套，所述第一密封圈与第一管道外壁密封配合，所述第二密封圈与第二管道外壁密封配合。As a preferred technical solution, the first fixing bolt is covered with a first limiting sleeve, one end of the first limiting sleeve is matched with the first flange, and the other end is matched with the third flange. , where the first spacer sleeve is matched with the first flange and the second flange, a first flexible sleeve is provided, and a second spacer sleeve is provided on the second fixing bolt, and the second One end of the spacer sleeve is matched with the second flange, and the other end is matched with the fourth flange, and the second spacer sleeve is matched with the second flange and the fourth flange. In the second flexible sleeve, the first sealing ring is in sealing fit with the outer wall of the first pipe, and the second sealing ring is in sealing fit with the outer wall of the second pipe.
作为优选的技术方案，所述两个第一固定组件和两个第二固定组件均由上拱形板和下拱形板组成，所述上拱形板上对称设有两个第一安装板，所述下拱形板上设有与所述第一安装板相配合的第二安装板，所述第一安装板上设有用于固定第一安装板和第二安装板的安装螺栓，所述橡胶管套上设有与两个第一固定组件和两个第二固定组件相配合的环形凹槽。As a preferred technical solution, the two first fixing components and the two second fixing components are composed of an upper arched plate and a lower arched plate, and two first mounting plates are symmetrically arranged on the upper arched plate , the lower arched plate is provided with a second mounting plate matched with the first mounting plate, and the first mounting plate is provided with mounting bolts for fixing the first mounting plate and the second mounting plate, so The rubber sleeve is provided with an annular groove matching with the two first fixing components and the two second fixing components.
作为优选的技术方案，所述第一限位组件和第二限位组件均由第一弧形板和第二弧形板组成，所述第一弧形板上对称设有两个第一固定板，所述第二弧形板上设有与所述第一固定板相配合的第二固定板，所述第一固定板上设有用于固定第一固定板和第二固定板的定位螺栓。As a preferred technical solution, both the first limit assembly and the second limit assembly are composed of a first arc-shaped plate and a second arc-shaped plate, and two first fixed plates are symmetrically arranged on the first arc-shaped plate. plate, the second arc-shaped plate is provided with a second fixed plate matched with the first fixed plate, and the first fixed plate is provided with positioning bolts for fixing the first fixed plate and the second fixed plate .
作为优选的技术方案，所述橡胶管套内设有与所述第一管道和第二管道相配合的环形槽。As a preferred technical solution, an annular groove matching the first pipe and the second pipe is provided inside the rubber sleeve.
作为优选的技术方案，所述两个第一固定组件和两个第二固定组件与橡胶管套配合处设有柔性垫片。As a preferred technical solution, flexible gaskets are provided at the joints between the two first fixing components and the two second fixing components and the rubber sleeves.
本实用新型一种法兰软接头的有益效果是：结构简单，使用方便，操作简单，管道连接牢靠，密封性高，成本低，安装及拆卸方便，降低管道在使用时的震动和噪声，可对管道因温度变化引起的热胀冷缩起补偿作用，适用范围广，使用寿命长，具有安全可靠的作用。The beneficial effects of the flange soft joint of the utility model are: simple structure, convenient use, simple operation, reliable pipeline connection, high sealing performance, low cost, convenient installation and disassembly, reduced vibration and noise of the pipeline during use, and Compensating for thermal expansion and contraction of pipelines caused by temperature changes, it has a wide range of applications, long service life, and is safe and reliable.
附图说明Description of drawings
为了更清楚地说明本实用新型实施例或现有技术中的技术方案，下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本实用新型的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他的附图。In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings based on these drawings without creative work.
图1为本实用新型一种法兰软接头的结构示意图；Fig. 1 is a structural schematic diagram of a flange soft joint of the utility model;
图2为本实用新型一种法兰软接头的主视图；Fig. 2 is a front view of a flange soft joint of the utility model;
图3为本实用新型一种法兰软接头的第一固定组件结构示意图；Fig. 3 is a schematic structural diagram of the first fixing component of a flange flexible joint of the present invention;
图4为本实用新型一种法兰软接头的局部放大图；Fig. 4 is a partially enlarged view of a flange soft joint of the present invention;
图5为本实用新型一种法兰软接头的第一密封圈结构图。Fig. 5 is a structure diagram of the first sealing ring of a flexible flange joint of the present invention.
具体实施方式detailed description
参阅图1至图5所示的一种法兰软接头，包括橡胶管套1、第一管道2和第二管道3，所述橡胶管套1上对称设有第一法兰盘4和第二法兰盘5，所述第一管道2上设有第三法兰盘6，所述第二管道3上设有第四法兰盘7，所述第一管道2和第二管道3均配合在橡胶管套1内，所述第一管道2上设有用于限制第三法兰盘6安装位置的第一限位组件8，所述第一管道2上套设有与橡胶管套1相配合的第一密封圈9，所述第一密封圈9一侧与第一限位组件8相配合的，所述第二管道3上设有用于限制第四法兰盘7安装位置的第二限位组件10，所述第二管道3上套设有与橡胶管套1相配合的第二密封圈11，所述第二密封圈11与第二限位组件10相配合的，所述第一法兰盘4上设有用于固定第一法兰盘4和第三法兰盘6的第一固定螺栓12，所述第二法兰盘5上设有用于固定第二法兰盘5和第四法兰盘7的第二固定螺栓13，所述橡胶管套1上设有用于固定橡胶管套1和第一管道2的两个第一固定组件14，所述橡胶管套1上还设有两个用于固定橡胶管套1和第二管道3的第二固定组件15。Referring to Fig. 1 to Fig. 5, a flange flexible joint includes a rubber sleeve 1, a first pipe 2 and a second pipe 3, and the rubber sleeve 1 is symmetrically provided with a first flange 4 and a second flange. Two flanges 5, the first pipeline 2 is provided with a third flange 6, the second pipeline 3 is provided with a fourth flange 7, the first pipeline 2 and the second pipeline 3 are both Fitted in the rubber sleeve 1, the first pipe 2 is provided with a first limit assembly 8 for restricting the installation position of the third flange 6, and the first pipe 2 is sleeved with the rubber sleeve 1 The matching first sealing ring 9, one side of the first sealing ring 9 is matched with the first limiting assembly 8, and the second pipe 3 is provided with a first sealing ring for limiting the installation position of the fourth flange 7. Two limiting components 10, the second pipe 3 is covered with a second sealing ring 11 matched with the rubber sleeve 1, the second sealing ring 11 is matched with the second limiting component 10, the The first flange 4 is provided with the first fixing bolt 12 for fixing the first flange 4 and the third flange 6, and the second flange 5 is provided with the second flange 5 for fixing. and the second fixing bolt 13 of the fourth flange 7, the rubber sleeve 1 is provided with two first fixing assemblies 14 for fixing the rubber sleeve 1 and the first pipe 2, and the rubber sleeve 1 is provided with There are also two second fixing assemblies 15 for fixing the rubber sleeve 1 and the second pipe 3 .
本实用新型中一个较佳的实施例，所述第一固定螺栓12上套设有第一限位套16，所述第一限位套16一端与第一法兰盘4相配合，另一端与第三法兰盘6相配合的，所述第一限位套16与第一法兰盘4和第二法兰盘5相配合处均设有第一柔性套17，所述第二固定螺栓13上设有第二限位套18，所述第二限位套18一端与第二法兰盘5相配合，另一端与第四法兰盘7相配合的，所述第二限位套18与第二法兰盘5和第四法兰盘7相配合处均设有第二柔性套19，所述第一密封圈9与第一管道2外壁密封配合，所述第二密封圈11与第二管道3外壁密封配合。In a preferred embodiment of the present utility model, the first fixing bolt 12 is covered with a first limiting sleeve 16, one end of the first limiting sleeve 16 matches the first flange 4, and the other end Cooperating with the third flange 6, the first spacer sleeve 16 is provided with a first flexible sleeve 17 at the joints of the first flange 4 and the second flange 5, and the second fixed The bolt 13 is provided with a second limit sleeve 18, one end of the second limit sleeve 18 matches the second flange 5, and the other end matches the fourth flange 7, the second limit A second flexible sleeve 19 is provided at the place where the sleeve 18 cooperates with the second flange 5 and the fourth flange 7, the first sealing ring 9 is in sealing fit with the outer wall of the first pipeline 2, and the second sealing ring 11 is in sealing fit with the outer wall of the second pipe 3 .
本实用新型中一个较佳的实施例，所述两个第一固定组件14和两个第二固定组件15均由上拱形板20和下拱形板21组成，所述上拱形板20上对称设有两个第一安装板22，所述下拱形板21上设有与所述第一安装板22相配合的第二安装板23，所述第一安装板22上设有用于固定第一安装板22和第二安装板23的安装螺栓24，所述橡胶管套1上设有与两个第一固定组件14和两个第二固定组件15相配合的环形凹槽25。In a preferred embodiment of the present utility model, the two first fixing assemblies 14 and the two second fixing assemblies 15 are composed of an upper arched plate 20 and a lower arched plate 21, and the upper arched plate 20 Two first mounting plates 22 are symmetrically arranged on the upper side, and a second mounting plate 23 matching with the first mounting plate 22 is provided on the lower arched plate 21, and a Mounting bolts 24 for fixing the first mounting plate 22 and the second mounting plate 23 , the rubber sleeve 1 is provided with annular grooves 25 matching the two first fixing components 14 and the two second fixing components 15 .
本实用新型中一个较佳的实施例，所述第一限位组件8和第二限位组件10均由第一弧形板30和第二弧形板31组成，所述第一弧形板30上对称设有两个第一固定板32，所述第二弧形板31上设有与所述第一固定板32相配合的第二固定板33，所述第一固定板32上设有用于固定第一固定板32和第二固定板33的定位螺栓34。In a preferred embodiment of the present utility model, the first limiting assembly 8 and the second limiting assembly 10 are composed of a first arc-shaped plate 30 and a second arc-shaped plate 31, and the first arc-shaped plate 30 is symmetrically provided with two first fixed plates 32, the second arc-shaped plate 31 is provided with a second fixed plate 33 matching with the first fixed plate 32, and the first fixed plate 32 is provided with There are positioning bolts 34 for fixing the first fixing plate 32 and the second fixing plate 33 .
本实用新型中一个较佳的实施例，所述橡胶管套1内设有与所述第一管道2和第二管道相3配合的环形槽101。In a preferred embodiment of the present utility model, the rubber sleeve 1 is provided with an annular groove 101 cooperating with the first pipe 2 and the second pipe 3 .
本实用新型中一个较佳的实施例，所述两个第一固定组件14和两个第二固定组件15与橡胶管套1配合处设有柔性垫片(未图示)。In a preferred embodiment of the present invention, flexible gaskets (not shown) are provided at the joints between the two first fixing components 14 and the two second fixing components 15 and the rubber sleeve 1 .
进一步的，在本实用新型中，橡胶管套1上设有用于固定第一法兰盘4和第二法兰盘5的环形凸起部201，从而增加了第一法兰盘4和第二法兰盘5在与橡胶管套1配合时的连接强度。Further, in the utility model, the rubber sleeve 1 is provided with an annular protrusion 201 for fixing the first flange 4 and the second flange 5, thereby increasing the number of the first flange 4 and the second flange. The connection strength of the flange plate 5 when it is matched with the rubber sleeve 1.
进一步的，所述第一固定螺栓上套设有第一限位套，所述第一限位套一端与第一法兰盘相配合，另一端与第三法兰盘相配合的，所述第一限位套与第一法兰盘和第二法兰盘相配合处均设有第一柔性套，所述第二固定螺栓上设有第二限位套，所述第二限位套一端与第二法兰盘相配合，另一端与第四法兰盘相配合的，所述第二限位套与第二法兰盘和第四法兰盘相配合处均设有第二柔性套，所述第一密封圈与第一管道外壁密封配合，所述第二密封圈与第二管道外壁密封配合，通过所设的第一限位套和第二限位套，可避免第一固定螺栓和第二固定螺栓在旋紧固定时由于螺母旋转过度而影响第一法兰盘和第三法兰盘以及第二法兰盘和第四法兰盘在进行安装时发生角度的便宜，从而影响安装强度；通过所设的第一柔性套和第二柔性套，避免第一限位套和第二限位套在使用时产生硬性接触。Further, the first fixing bolt is covered with a first limiting sleeve, one end of the first limiting sleeve is matched with the first flange, and the other end is matched with the third flange, the A first flexible sleeve is provided at the place where the first spacer sleeve cooperates with the first flange plate and the second flange plate, and a second spacer sleeve is provided on the second fixing bolt, and the second spacer sleeve One end is matched with the second flange, and the other end is matched with the fourth flange, and the place where the second spacer is matched with the second flange and the fourth flange is provided with a second flexible The first sealing ring is in sealing fit with the outer wall of the first pipe, and the second sealing ring is in sealing fit with the outer wall of the second pipe. Through the set first and second limiting sleeves, the first When the fixing bolts and the second fixing bolts are fastened, due to the excessive rotation of the nuts, the angles of the first flange and the third flange, as well as the second flange and the fourth flange are affected during installation. Thus, the installation strength is affected; through the provided first flexible sleeve and the second flexible sleeve, hard contact between the first spacer sleeve and the second spacer sleeve during use is avoided.
进一步的，所述两个第一固定组件和两个第二固定组件与橡胶管套配合处设有柔性垫片，通过所设的柔性垫片，可避免两个第一固定组件和两个第二固定组件在与橡胶管套配合时损坏橡胶管套，从而可增加橡胶管套的使用寿命。Further, the two first fixing components and the two second fixing components are provided with flexible gaskets at the joints of the rubber sleeves, and through the provided flexible gaskets, the two first fixing components and the two second fixing components can be avoided. The second fixing component damages the rubber tube cover when it is matched with the rubber tube cover, thereby increasing the service life of the rubber tube cover.
本实用新型一种法兰软接头具有以下优点：使用时，通过所设的橡胶管套，降低管道在使用时的震动和噪声，还可对管道因温度变化引起的热胀冷缩起补偿作用，将第一管道和第二管道插入至橡胶管套内，并与设置在橡胶管套内的环形槽紧密配合，此时通过所设的两个第一固定组件和两个第二固定组件将橡胶管套和第一管道以及第二管道进行固定，增加了第一管道和第二管道与橡胶管套之间的连接牢靠度的同时，也增加了橡胶管套内壁与第一管道和第二管道之间的密封性能，通过所设的第一限位组件和第二限位组件，在安装第三法兰盘和第四法兰盘时，可根据具体安装需要来确定第三法兰盘在第一管道上的位置以及第四法兰盘在第二管道上的安装位置，通过所设的第一固定螺栓来固定第一法兰盘和第三法兰盘，增加了第一管道与橡胶管套之间的连接强度，通过第二固定螺栓来固定第二法兰盘和第四法兰盘，增加了第二管道与橡胶管套之间的连接强度，通过所设的第一密封圈和第二密封圈，增加了橡胶管套两端在与第一管道和第二管道配合时的密封性能。其结构简单，使用方便，操作简单，管道连接牢靠，密封性高，成本低，安装及拆卸方便，降低管道在使用时的震动和噪声，可对管道因温度变化引起的热胀冷缩起补偿作用，适用范围广，使用寿命长，具有安全可靠的作用。A flange soft joint of the utility model has the following advantages: when in use, the vibration and noise of the pipeline during use can be reduced through the set rubber sleeve, and it can also compensate for the thermal expansion and contraction of the pipeline due to temperature changes. , insert the first pipe and the second pipe into the rubber sleeve, and fit closely with the annular groove provided in the rubber sleeve. At this time, the two first fixing components and the two second fixing components will The rubber sleeve is fixed to the first pipe and the second pipe, which increases the connection reliability between the first pipe, the second pipe and the rubber sleeve, and also increases the connection between the inner wall of the rubber sleeve and the first pipe and the second pipe. The sealing performance between the pipes can be determined according to the specific installation needs when installing the third flange and the fourth flange through the set first limit assembly and the second limit assembly. In the position on the first pipeline and the installation position of the fourth flange on the second pipeline, the first flange and the third flange are fixed by the set first fixing bolts, which increases the first pipeline and the third flange. The connection strength between the rubber sleeves, the second flange and the fourth flange are fixed by the second fixing bolts, which increases the connection strength between the second pipe and the rubber sleeves, through the set first seal The ring and the second sealing ring increase the sealing performance of both ends of the rubber sleeve when it is matched with the first pipe and the second pipe. Its structure is simple, easy to use, easy to operate, reliable pipe connection, high sealing performance, low cost, convenient installation and disassembly, reduces vibration and noise of the pipe during use, and can compensate for thermal expansion and contraction of the pipe due to temperature changes Function, wide application range, long service life, safe and reliable function.
以上所述，仅为本实用新型的具体实施方式，但本实用新型的保护范围并不局限于此，任何不经过创造性劳动想到的变化或替换，都应涵盖在本实用新型的保护范围之内。因此，本实用新型的保护范围应该以权利要求书所限定的保护范围为准。The above is only a specific embodiment of the utility model, but the scope of protection of the utility model is not limited thereto, and any change or replacement that is not thought of through creative work should be covered within the scope of protection of the utility model . Therefore, the protection scope of the present utility model should be determined by the protection scope defined in the claims.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720004285.5U CN206377371U (en) | 2017-01-04 | 2017-01-04 | A kind of flange connecting hose |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720004285.5U CN206377371U (en) | 2017-01-04 | 2017-01-04 | A kind of flange connecting hose |
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| CN206377371U true CN206377371U (en) | 2017-08-04 |
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| CN201720004285.5U Expired - Fee Related CN206377371U (en) | 2017-01-04 | 2017-01-04 | A kind of flange connecting hose |
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| CN (1) | CN206377371U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112901871A (en) * | 2021-01-26 | 2021-06-04 | 天津市管道工程集团有限公司 | Structure protection device for water supply pipeline flexible port |
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2017
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112901871A (en) * | 2021-01-26 | 2021-06-04 | 天津市管道工程集团有限公司 | Structure protection device for water supply pipeline flexible port |
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