CN204376361U - A kind of wire connection device of pressure-resistant seal - Google Patents
A kind of wire connection device of pressure-resistant seal Download PDFInfo
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- CN204376361U CN204376361U CN201420858091.8U CN201420858091U CN204376361U CN 204376361 U CN204376361 U CN 204376361U CN 201420858091 U CN201420858091 U CN 201420858091U CN 204376361 U CN204376361 U CN 204376361U
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- 238000007789 sealing Methods 0.000 claims abstract description 36
- 239000003566 sealing material Substances 0.000 claims abstract description 15
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 239000011810 insulating material Substances 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 239000000463 material Substances 0.000 claims 2
- 150000001875 compounds Chemical class 0.000 claims 1
- 210000002445 nipple Anatomy 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 7
- 239000000565 sealant Substances 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000003064 anti-oxidating effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
一种耐压密封的导线连接装置，包括分线支撑板、接头、密封圈、填充密封料和用于连通罐内、罐外的导线；所述接头外形为不等径的柱体，其内有直孔加锥孔组合而成的通孔，锥孔的大端朝向压力气体方向；通孔两端分别带有台阶；接头或是小端外径带有外螺纹的螺纹接头或是其大端为法兰盘的法兰接头；所述分线支撑板上设置有用于穿导线的n个小孔；组装状态下，两分线支撑板分别置于接头通孔两端的台阶上；m根导线穿过接头内孔及分线支撑板对应的n个小孔；接头通孔内充满填充密封料、将分线支撑板、接头和导线粘接成一个整体；密封圈位于接头与密封罐体的线缆入口处；m≤n，1≤n≤20。该装置在一定的气体压力下，密封可靠；结构简单，安装方便。
A pressure-resistant and sealed wire connection device, including a branch line support plate, a joint, a sealing ring, a filling sealant, and a wire for connecting the inside and outside of the tank; the shape of the joint is a cylinder with unequal diameters, and the inside There is a through hole composed of a straight hole and a tapered hole. The large end of the tapered hole faces the direction of the pressure gas; there are steps at both ends of the through hole; the joint is a threaded joint with an external thread on the outer diameter of the small end or its large end A flange joint with a flange at the end; n small holes for threading wires are arranged on the branch line support plate; in the assembled state, the two branch line support plates are respectively placed on the steps at both ends of the joint through hole; m The wire passes through the inner hole of the joint and the n small holes corresponding to the branch line support plate; the through hole of the joint is filled with filling and sealing material, and the branch line support plate, joint and wire are bonded into a whole; the sealing ring is located between the joint and the sealed tank at the cable entrance; m≤n, 1≤n≤20. The device has reliable sealing under a certain gas pressure; the structure is simple and the installation is convenient.
Description
技术领域 technical field
本实用新型涉及一种导线连接装置，特别是一种耐压密封的导线连接装置。 The utility model relates to a wire connection device, in particular to a pressure-resistant and sealed wire connection device.
背景技术 Background technique
在一些特殊的设备中，为了延长元器件的使用寿命及减少元器件对其他外围设备的电磁干扰，往往需要把这些元器件安装在一个密闭的金属容器内，并在所述容器内注入具有一定压力的惰性气体，使所述的元器件与大气中的氧气、水气隔绝，以达到防氧化、防潮的目的，延长元器件的使用寿命。同时，由于是安装在密闭的金属容器内，元器件工作时产生的电磁波不易外泄，减少其对其他设备的电磁干扰；因此，如何实现对安装在密闭的、装有压力惰性气体的罐体内的电气元件的供电或通讯是大家关心的问题。 In some special equipment, in order to prolong the service life of components and reduce the electromagnetic interference of components to other peripheral equipment, it is often necessary to install these components in a closed metal container, and inject certain The inert gas under pressure isolates the components from the oxygen and water vapor in the atmosphere, so as to achieve the purpose of anti-oxidation and moisture resistance and prolong the service life of the components. At the same time, because it is installed in a closed metal container, the electromagnetic waves generated by the components are not easy to leak out, reducing their electromagnetic interference to other equipment; The power supply or communication of electrical components is a concern for everyone.
专利公开号为CN1380729A、实用新型名称为《缆线缆密封组件》的实用新型专利申请公开了一种包括单一标准密封接头的线缆密封组件，导线直接穿过线缆密封组件，利用内密封唇紧箍在导线外圆表面进行密封；其不足之处是，由于线缆外层（绝缘层或屏蔽层）较软，且是一个不规则的圆，密封唇很难对线缆的外表层进行全圆周密封 ，密封效果不甚理想；再有，线缆密封组件结构复杂，各零件为塑料或橡胶件，需使用模具制作，对于单件或小批量生产，成本过高。 The utility model patent application with the patent publication number CN1380729A and the utility model name "Cable Cable Sealing Assembly" discloses a cable sealing assembly including a single standard sealing joint. The wire directly passes through the cable sealing assembly, and the inner sealing lip is used to The ferrule seals the outer surface of the wire; its disadvantage is that because the outer layer of the cable (insulation layer or shielding layer) is soft and is an irregular circle, it is difficult for the sealing lip to seal the outer layer of the cable. Full-circumferential sealing, the sealing effect is not ideal; moreover, the structure of the cable sealing assembly is complicated, and each part is made of plastic or rubber, which needs to be made by mold. For single-piece or small-batch production, the cost is too high.
发明内容 Contents of the invention
本实用新型的目的在于提供一种用于实现对安装在密闭的、装有压力惰性气体的罐体内的电气元件的供电或通讯的《耐压密封的导线连接装置》，该装置在一定的气体压力下，密封可靠；同时，具有结构简单，制作容易，成本低，安装方便等特点，以解决现有线缆密封组件技术存在的问题。 The purpose of this utility model is to provide a "pressure-resistant and sealed wire connection device" for realizing power supply or communication of electrical components installed in a tank filled with a pressure inert gas. Under pressure, the sealing is reliable; at the same time, it has the characteristics of simple structure, easy manufacture, low cost, convenient installation, etc., so as to solve the problems existing in the existing cable sealing component technology.
为解决上述技术问题，实用新型采用的技术方案是：一种耐压密封的导线连接装置，包括分线支撑板、接头、密封圈、填充密封料和用于连通罐内、罐外的导线； In order to solve the above technical problems, the technical solution adopted by the utility model is: a pressure-resistant and sealed wire connection device, including a branch line support plate, a joint, a sealing ring, filling and sealing material, and wires used to connect the inside and outside of the tank;
所述接头外形为不等径的柱体，其内有通孔，通孔两端分别有台阶； The shape of the joint is a cylinder with unequal diameters, and there is a through hole in it, and there are steps at both ends of the through hole;
所述分线支撑板上设置有用于穿导线的n个小孔； n small holes for threading wires are arranged on the branching support plate;
组装状态下，两分线支撑板分别置于接头通孔两端的台阶上；m根导线穿过接头内孔及分线支撑板对应的n个小孔；接头通孔内充满填充密封料、将分线支撑板、接头和导线粘接成一个整体；密封圈位于接头与密封罐体的线缆入口处；m、n的取值范围是：m≤n，1≤n≤20之间任意整数。 In the assembled state, the two branch line support plates are respectively placed on the steps at both ends of the joint through hole; m wires pass through the joint inner hole and the n small holes corresponding to the branch line support plate; the joint through hole is filled with filling sealing material, and the The sub-line support plate, connector and wire are bonded into a whole; the sealing ring is located at the cable entrance of the connector and the sealed tank; the value range of m and n is: any integer between m≤n, 1≤n≤20 .
其进一步技术方案是：所述接头为小端外径带有外螺纹的螺纹接头或其大端为法兰盘的法兰接头。 Its further technical solution is: the joint is a threaded joint with an external thread on the outer diameter of the small end or a flange joint with a flange plate at the large end.
所述接头内孔为直孔加锥孔组合形式，锥孔的大端朝向压力气体方向。 The inner hole of the joint is a combination of a straight hole and a tapered hole, and the big end of the tapered hole faces the direction of the pressure gas.
所述导线露出分线支撑板两端端面长度为3mm-10mm。 The length of the end faces of the wires exposed at both ends of the branching support plate is 3mm-10mm.
所述密封圈为O型密封圈、铜垫片或组合垫片。 The sealing ring is an O-ring, a copper gasket or a combined gasket.
其更进一步技术方案是：所述分线支撑板采用绝缘材料制成；所述填充密封料为环氧树脂或硅橡胶。 Its further technical solution is: the branch line support plate is made of insulating material; the filling and sealing material is epoxy resin or silicon rubber.
所述接头的外形是：小端横截面为圆形，大端横截面为为圆形、方形、六边形或多边形的柱体，所述接头采用钢或合金材料制成。 The shape of the joint is: the cross-section of the small end is circular, and the cross-section of the large end is a circular, square, hexagonal or polygonal cylinder. The joint is made of steel or alloy materials.
由于采取以上技术方案，本实用新型之一种耐压密封的导线连接装置具有以下特点和有益效果： Due to the adoption of the above technical solutions, a pressure-resistant and sealed wire connection device of the present invention has the following characteristics and beneficial effects:
1、耐压、密封性能好： 1. Good pressure resistance and sealing performance:
本实用新型之一种耐压密封的导线连接装置的接头2采用钢或合金制成，耐压性能好；并采用粘结性能良好的填充密封料，将分线支撑板、接头和导线粘接成一个整体；填充密封料与导线之间、填充密封料与接头之间没有间隙，填充密实，密封可靠； The joint 2 of a pressure-resistant and sealed wire connection device of the utility model is made of steel or alloy, and has good pressure resistance; and a filling and sealing material with good bonding performance is used to bond the branch line support plate, the joint and the wire Integrate into a whole; there is no gap between the filling sealing material and the wire, between the filling sealing material and the joint, the filling is dense, and the sealing is reliable;
其次，接头内孔制作成直孔加锥孔形式，锥孔大端朝向压力气体方向，使填充密封料在气体压力下，具有更好的握裹力；接头内孔密封利用填充密封料，外密封利用密封圈密封，密封效果更好； Secondly, the inner hole of the joint is made in the form of a straight hole plus a tapered hole, and the large end of the tapered hole faces the direction of the pressure gas, so that the filling and sealing material has better grip under the gas pressure; the inner hole of the joint is sealed with a filling and sealing material, and the outer sealing is The sealing ring is sealed, and the sealing effect is better;
第三，本实用新型之一种耐压密封的导线连接装置接头两端有分线支撑板结构，可保证导线在接头内孔不打绞短路，亦可保证导线的位置一一对应，线缆的变形、弯挠不会对密封效果产生影响。 Third, a pressure-resistant and sealed wire connection device of the utility model has a branch support plate structure at both ends of the joint, which can ensure that the wires are not twisted and short-circuited in the inner hole of the joint, and can also ensure that the positions of the wires correspond to each other. The deformation and bending will not affect the sealing effect.
2、安装方便、快捷： 2. Easy and fast installation:
本实用新型耐压密封的导线连接装置的接头采用螺纹或法兰方式安装，方便快捷；其次用于连通罐内、罐外的导线露出分线支撑板两端端面约3mm-10mm左右，易于与罐内、罐外导线焊接连接。 The connector of the pressure-resistant and sealed wire connection device of the utility model is installed in a threaded or flange manner, which is convenient and fast; secondly, it is used to connect the wires inside and outside the tank to expose about 3mm-10mm of the end faces of the two ends of the branch line support plate, which is easy to connect with The wires inside and outside the tank are welded and connected.
3、本实用新型之一种耐压密封的导线连接装置结构简单，适合批量与单件生产，成本低。 3. A pressure-resistant and sealed wire connection device of the utility model has a simple structure, is suitable for batch and single-piece production, and has low cost.
下面，结合附图和实施例对本实用新型之一种耐压密封的导线连接装置的技术特征作进一步的说明。 Below, the technical features of a pressure-resistant and sealed wire connection device of the present invention will be further described in conjunction with the accompanying drawings and embodiments.
附图说明 Description of drawings
图1-1是采用螺纹安装形式之本实用新型耐压密封的导线连接装置结构示意图； Fig. 1-1 is a schematic diagram of the structure of the utility model pressure-resistant sealed wire connection device in the form of threaded installation;
图1-2是图1-1的左视图； Figure 1-2 is the left view of Figure 1-1;
图2-1是采用法兰安装形式之本实用新型耐压密封的导线连接装置结构示意图； Figure 2-1 is a structural schematic diagram of the utility model pressure-resistant sealed wire connection device in the form of flange installation;
图2-2是图2-1的左视图； Figure 2-2 is the left view of Figure 2-1;
图3是本实用新型之一种耐压密封的导线连接装置的使用状态示意图。 Fig. 3 is a schematic diagram of a use state of a pressure-resistant and sealed wire connection device of the present invention.
图中： In the picture:
1-分线支撑板，11-分线支撑板上的小孔； 1-line support plate, 11-small hole on the line support plate;
2-接头，2a-螺纹连接式接头，2b-法兰连接式接头，21-通孔， 211、212-通孔内的台阶，22-外螺纹； 2-joint, 2a-threaded joint, 2b-flange joint, 21-through hole, 211, 212-step in the through hole, 22-external thread;
3-密封圈，4-填充密封料，5-导线，6-密封罐体，6c-罐体外部，6d-罐体内部, HJD-焊接点。 3-sealing ring, 4-filling sealant, 5-wire, 6-sealed tank, 6c-outside the tank, 6d-inside the tank, HJD-welding point.
具体实施方式 Detailed ways
采用螺纹安装形式之本实用新型耐压密封的导线连接装置： The pressure-resistant and sealed wire connection device of the utility model in the form of threaded installation:
如图1-1～图1-2所示，该耐压密封的导线连接装置包括分线支撑板1、接头2、密封圈3、填充密封料4和用于连通罐内、罐外的导线5； As shown in Figure 1-1 to Figure 1-2, the pressure-resistant and sealed wire connection device includes a branch line support plate 1, a joint 2, a sealing ring 3, a filling sealant 4, and wires for connecting the inside and outside of the tank 5;
所述接头2外形为大端横截面为六边形、小端横截面为圆形构成的不等径的柱体，其内有通孔21，通孔两端分别带有台阶211、212，小端圆柱体的外缘有螺纹22； The shape of the joint 2 is a cylinder with unequal diameters formed by a hexagonal cross-section at the large end and a circular cross-section at the small end. There is a through hole 21 inside, and steps 211 and 212 are respectively provided at both ends of the through hole. The outer edge of the cylinder at the small end has threads 22;
所述分线支撑板1上设置有用于穿导线5的5个小孔11； Five small holes 11 for threading wires 5 are arranged on the branching support plate 1;
组装状态下，两分线支撑板1分别置于接头2通孔两端的台阶211、212上；五根导线5穿过接头内孔及分线支撑板1对应的五个小孔11；接头通孔21内充满填充密封料4、将分线支撑板、接头和导线粘接成一个整体；密封圈3位于接头与密封罐体6的线缆入口处。 In the assembled state, the two branch line support plates 1 are respectively placed on the steps 211 and 212 at both ends of the through hole of the joint 2; the five wires 5 pass through the inner hole of the joint and the five small holes 11 corresponding to the line support plate 1; The hole 21 is filled with filling and sealing material 4, and the branch line support plate, the joint and the wire are bonded into a whole; the sealing ring 3 is located at the cable entrance of the joint and the sealed tank body 6.
所述接头内孔为直孔加锥孔组合形式，锥孔的大端朝向压力气体方向；使填充密封料4在气体压力下，具有更好的握裹力，密封效果更好。 The inner hole of the joint is a combination of a straight hole and a tapered hole, and the big end of the tapered hole faces the direction of the pressure gas; so that the filling and sealing material 4 has a better gripping force and a better sealing effect under the gas pressure.
组合状态下，首先把1块分线支撑板1安装到接头2内孔一端的台阶211上，再把导线5穿过接头2内孔及分线支撑板1上各小孔，然后向接头2内孔21注入填充密封料4，再把另一块分线支撑板1安装到接头2内孔另一端的台阶212上，并让导线5穿过该分线支撑板1对应的小孔；所述导线5露出分线支撑板1两端端面长度为3mm-10mm；待填充密封料4完全晾干后，将分线支撑板1、接头2和导线5可靠的粘合在一起，形成一种耐压密封的导线连接装置。 In the combined state, firstly install a branch support plate 1 on the step 211 at one end of the inner hole of the joint 2, then pass the wire 5 through the inner hole of the joint 2 and each small hole on the branch support plate 1, and then to the joint 2 The inner hole 21 is injected with filling and sealing material 4, and then another branch support plate 1 is installed on the step 212 at the other end of the inner hole of the joint 2, and the wire 5 is passed through the corresponding small hole of the branch support plate 1; The length of the two ends of the wire 5 exposed from the wire support plate 1 is 3 mm-10 mm; after the filling and sealing material 4 is completely dried, the wire wire support plate 1, the joint 2 and the wire 5 are reliably bonded together to form a durable Compression-sealed wire connection device.
使用时，将安装在罐体内的电气元件的线缆与本实用新型耐压密封的导线连接装置的一端导线焊接连接，然后把本实用新型耐压密封的导线连接装置通过接头螺纹连接形式安装固定在密封罐体的线缆入口处，耐压密封的导线连接装置与密封罐体的线缆入口处采用密封圈3密封，所述密封圈3包括O型密封圈、组合垫片、铜垫片等；最后，把外部设备的线缆与本实用新型耐压密封的导线连接装置的导线另一端焊接连接（参见图3）；这样，就可实现对安装在密封罐体内的电气元件进行供电或通讯。 When in use, the cables of the electrical components installed in the tank are welded and connected to one end of the pressure-resistant and sealed wire connection device of the utility model, and then the pressure-resistant and sealed wire connection device of the utility model is installed and fixed through the joint screw connection form At the cable entrance of the sealed tank, the pressure-resistant and sealed wire connection device and the cable entrance of the sealed tank are sealed with a sealing ring 3, and the sealing ring 3 includes an O-shaped sealing ring, a combined gasket, and a copper gasket. etc.; finally, the cable of the external equipment is welded and connected to the other end of the wire of the pressure-resistant and sealed wire connection device of the present invention (see Figure 3); in this way, the electrical components installed in the sealed tank can be powered or communication.
作为本实用新型实施例的一种变换，所述的接头还可以是大端为方形柱体和小端为圆柱体组成的不等径的柱体，大端上开有圆孔（参见图2-1～图2-2） ，使用时，将安装在罐体内的电气元件的线缆与本实用新型耐压密封的导线连接装置的一端导线焊接连接，然后把本实用新型耐压密封的导线连接装置通过法兰盘安装形式安装固定在密封罐体的线缆入口处。 As a transformation of the embodiment of the present utility model, the joint can also be a cylinder with unequal diameters composed of a square cylinder at the big end and a cylinder at the small end, and a round hole is opened on the big end (see Figure 2 -1 ~ Figure 2-2), when in use, the cable of the electrical component installed in the tank is connected to one end of the wire connection device of the utility model pressure-resistant and sealed wire by welding, and then the wire of the utility model is pressure-resistant and sealed The connection device is installed and fixed at the cable entrance of the sealed tank through flange installation.
作为本实用新型实施例的一种变换，所述分线支撑板1上设置的用于穿导线5的小孔11的个数n还可以增加或减少，同时，用于连通罐内、罐外的导线5的根数m也可以增加或减少，一般m、n的取值范围是：m ≤n， n为大于等于1小于20之间任意整数。 As a transformation of the embodiment of the present utility model, the number n of the small holes 11 provided on the branching support plate 1 for passing through the wire 5 can also be increased or decreased. The root number m of the wires 5 can also be increased or decreased. Generally, the value ranges of m and n are: m≤n, and n is any integer greater than or equal to 1 and less than 20.
本实用新型各实施例中，所述分线支撑板采用绝缘材料制成；所述填充密封料为环氧树脂或硅橡胶，所述接头采用钢或合金材料制成。 In each embodiment of the utility model, the branch support plate is made of insulating material; the filling and sealing material is epoxy resin or silicon rubber, and the joint is made of steel or alloy material.
所述接头的外形还可以是：小端横截面为圆形，大端横截面为为六边形或其他任意多边形组合构成的柱体。 The shape of the joint can also be: the cross-section of the small end is circular, and the cross-section of the large end is a cylinder formed by a hexagon or any combination of other polygons.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420858091.8U CN204376361U (en) | 2014-12-30 | 2014-12-30 | A kind of wire connection device of pressure-resistant seal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420858091.8U CN204376361U (en) | 2014-12-30 | 2014-12-30 | A kind of wire connection device of pressure-resistant seal |
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| CN204376361U true CN204376361U (en) | 2015-06-03 |
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| CN201420858091.8U Expired - Lifetime CN204376361U (en) | 2014-12-30 | 2014-12-30 | A kind of wire connection device of pressure-resistant seal |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104577936B (en) * | 2014-12-30 | 2017-02-22 | 柳州欧维姆机械股份有限公司 | Pressure-tight wire connection device |
| CN110556766A (en) * | 2019-09-29 | 2019-12-10 | 华中科技大学鄂州工业技术研究院 | Power line sealing tool |
| CN110690027A (en) * | 2019-09-07 | 2020-01-14 | 西南计算机有限责任公司 | Heat balance and electromagnetic compatibility device |
-
2014
- 2014-12-30 CN CN201420858091.8U patent/CN204376361U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104577936B (en) * | 2014-12-30 | 2017-02-22 | 柳州欧维姆机械股份有限公司 | Pressure-tight wire connection device |
| CN110690027A (en) * | 2019-09-07 | 2020-01-14 | 西南计算机有限责任公司 | Heat balance and electromagnetic compatibility device |
| CN110556766A (en) * | 2019-09-29 | 2019-12-10 | 华中科技大学鄂州工业技术研究院 | Power line sealing tool |
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