CN206195319U - Submersible pump cable and signal line sealing device - Google Patents
Submersible pump cable and signal line sealing device Download PDFInfo
- Publication number
- CN206195319U CN206195319U CN201621238159.8U CN201621238159U CN206195319U CN 206195319 U CN206195319 U CN 206195319U CN 201621238159 U CN201621238159 U CN 201621238159U CN 206195319 U CN206195319 U CN 206195319U
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- China
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- internal thread
- sealing device
- conduit
- holding wire
- submersible pump
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Abstract
The utility model provides a complicated, the installation difficulty of current seal structure, higher, the sealed not good technical problem of effect of cost, provide a simple structure, with low costs, simple to operate, the better submersible pump cable and signal line sealing device of leakproofness. The outer silk that sealing device includes the internal thread conduit, be equipped with the central through hole compresses tightly end cap, metal plain washer and sealing washer, the sealing washer sets up between two metal plain washers, metal plain washer and sealing washer setting are in the internal thread conduit, the seal diameter is less than internal thread conduit internal diameter, and the internal thread conduit is provided with the internal thread to it passes through threaded connection to compress tightly the end cap with the outer silk that is provided with the external screw thread, metal plain washer and sealing washer are provided with corresponding cable hole in position and signal line hole respectively. The utility model discloses immersible pump in mainly used immersible pump or the pipe.
Description
Technical field
The utility model is related to sealing device field, more particularly to a kind of submersible pump cable and holding wire sealing device.
Background technology
Because immersible pump must be submerged in being used in medium in immersible pump or pipe, the department of electrical engineering in immersible pump in pipe is sealed in
System, liquid-level probe or other electronic components are required for be powered with the external world or had electric signal transmission, therefore cable and signal linear sealing
Structure is just particularly important.Exported by the sealing of immersible pump in immersible pump or pipe, cable and holding wire and immersible pump or pipe
Middle immersible pump motor internal system or electronic component are connected, it is ensured that the transmission of electricity or electric signal.
Due to carrying certain pressure in immersible pump seal pipe, liquid easily oozes out from cable gap under pressure,
Therefore the sealing device structure complexity of submersible pump cable and holding wire in existing immersible pump or pipe, installation difficulty, relatively costly, and
Still sealing effectiveness is not good, it is easy to cause the dangerous accident such as liquid leakage, electric leakage, short circuit.
Utility model content
The purpose of this utility model is to solve existing sealing device structure complexity, installation difficulty, relatively costly, sealing effect
The not good technical problem of fruit, there is provided a kind of simple structure, low cost, the preferable submersible pump cable of easy for installation, sealing and letter
Number linear sealing device.
The technical scheme that the utility model solves the above problems is：A kind of submersible pump cable and holding wire sealing device, bag
Include internal thread conduit, be provided with outer silk compression plug, metallic flat gasket and the sealing ring of central through hole, the sealing ring is arranged on two
Between individual metallic flat gasket, the metallic flat gasket and sealing ring are arranged in internal thread conduit, and the seal diameter is less than
Internal thread wire bore, the internal thread conduit is provided with internal thread, and passes through with externally threaded outer silk compression plug is provided with
Threaded connection, the metallic flat gasket is respectively arranged with the corresponding cable aperture in position and signal string holes with sealing ring.
The internal thread conduit internal thread length can account for internal thread conduit mid-height, it is ensured that it is abundant that outer silk compresses plug
Extruding metallic flat gasket.
The outer silk compresses plug external thread length and is more than internal thread conduit internal thread length, and remainder external diameter is less than in
Silk wire bore.
Preferably, the aperture of the cable aperture is more than cable diameter 1-2mm, and the aperture of the signal string holes is more than holding wire
Line footpath 1-2mm.
Preferably, outer silk compresses plug external thread length than internal thread conduit internal thread 1cm long, and remainder external diameter is less than
Internal thread wire bore 3-5mm.
The metallic flat gasket is preferably corrosion resistant metal material, and the sealing ring is preferably anti-corrosive rubber material.
The beneficial effects of the utility model are：
1. simple structure, low cost is easy for installation, and sealing is preferable.
2. cable aperture and signal string holes are provided with metallic flat gasket and sealing ring, aperture becomes with cable and signal linear diameter
Change and change, it is adaptable to the cable and holding wire of different model, therefore with good versatility.
3. this structure compresses plug and extrudes metallic flat gasket, the radially uniform change of metallic flat gasket crush seal circle by outer silk
Shape so that sealing ring is in close contact with internal thread wire inside pipe wall, cable and holding wire, homogeneous deformation, while preventing sealing ring office
Portion's stress is damaged, prevents liquid and is oozed out between cable or holding wire gap.
Brief description of the drawings
Fig. 1 is the utility model embodiment submersible pump cable and holding wire schematic diagram of sealing device.
Fig. 2 is structural representation after the utility model embodiment submersible pump cable and holding wire sealing device sealing structure compression
Figure.
Reference：1- ring flanges, 2- internal thread conduits, 3- metallic flat gaskets, 4- sealing rings, the outer silks of 5- compress plug,
6- cables, 7- holding wires, 8- cable aperture, 9- signal string holes, 10- through holes, 80- cable aperture, 90- signal string holes
Specific embodiment
Content of the present utility model is described in further detail below in conjunction with the drawings and specific embodiments：
As shown in figure 1, submersible pump cable and holding wire sealing device are mainly used in submersible pump cable, electricity in immersible pump or pipe
Connection of the subcomponent holding wire with the external world, sealing.The device includes being provided with ring flange 1, the internal thread conduit 2, metal of through hole 10
Plain washer 3, sealing ring 4, the outer silk compression plug 5, cable 6 and the holding wire 7 that are provided with central through hole.Ring flange 1 is on immersible pump
Be in communication with the outside for electric system in immersible pump, liquid-level probe or other electronic components by end outlet(discharge) flange, through hole 10, cable 6
With holding wire 7 through through hole 10 for system is transmitted electricity and transmitting telecommunication number.The internal thread conduit 2 is arranged on ring flange 1, with method
Blue disk 1 is weldingly connected.The internal thread conduit 2 is provided with internal thread, and plug 5 is compressed by spiral shell with externally threaded outer silk is provided with
Line is connected.Outer silk compresses the reach of plug 5 than the internal thread 1cm long of internal thread conduit 2, and remainder turning to external diameter is less than in
Silk wire bore 3-5mm.The internal thread length of internal thread conduit 2 accounts for internal thread conduit mid-height.Outer silk compresses the outer spiral shell of plug 5
Line length is more than the internal thread length of internal thread conduit 2, and remainder external diameter is less than the internal diameter of internal thread conduit 2.The outer silk is compressed
Plug 5 extrudes metallic flat gasket 3 so that the uniform radial deformation of the sealing ring 4 both ensures electricity full of in the internal thread conduit
Or the transmission of electric signal, the seal request for using is met again.
The metallic flat gasket 3 is upper and lower two, is provided with cable aperture 8 and signal string holes 9, and cable 6 and holding wire 7 are from hole
In pass through, upper metallic flat gasket compresses plug 5 bottom against silk outside, lower metallic flat gasket be arranged at internal thread wire bottom of the tube with
Ring flange 1 is close to.Sealing ring 4 is arranged between two metallic flat gaskets 3, and the diameter of the sealing ring 4 is slightly less than internal thread conduit 2
Internal diameter, sealing ring 4 is provided with cable aperture 80, the signal string holes corresponding with the cable aperture 8 of metallic flat gasket 3, the position of signal string holes 9
90, cable 6 and holding wire 7 are passed through from hole.Metallic flat gasket 3 and sealing ring 4 are arranged in internal thread conduit 2.
The aperture of the cable aperture 80 that sealing ring 4 is set is more than the line footpath 1-2mm of cable 6, and the aperture of signal string holes 90 is more than letter
Number line footpath 1-2mm of line 7, facilitates cable 6, holding wire 7 through sealing ring 4, at the same ensure sealing ring 4 be subject to after compression with it is interior
Silk conduit 2 inwall, cable 6 and holding wire 7 are in close contact.
The aperture that metallic flat gasket 3 sets cable aperture 8 is more than the line footpath 1-2mm of cable 6, and the aperture of signal string holes 9 is more than letter
Number line footpath 1-2mm of line 7, prevent cable 6 or holding wire 7 through when scratch insulated hull, the pressure that secondly outer silk compression plug 5 is provided
Clamp force is uniformly transferred to sealing ring 4, it is ensured that its homogeneous deformation, and prevents the local pressure of sealing ring 4 damaged.
The material of internal thread conduit 2 is consistent with the material of ring flange 1, and the metallic flat gasket 3 is corrosion resistant metal material, described
Sealing ring 4 is high density, high resiliency, anti-extrusion, anti-corrosive rubber material, and it is corrosion resistant metal material that outer silk compresses plug 5.
As shown in Fig. 2 cable 6 and holding wire 7 are put down from the through hole 10 of ring flange 1, internal thread conduit 2, lower metal successively respectively
The cable aperture 8 and signal string holes 9 of packing ring, the cable aperture 80 of sealing ring 4 and signal string holes 90, the cable aperture 8 of upper metallic flat gasket
Compress the centre bore of plug 5 and pass through with signal string holes 9, outer silk, outer silk compresses plug 5 and is threadedly coupled with internal thread conduit 2, outer silk pressure
The tight lower end of plug 5 props up metallic flat gasket, increases as outer silk compresses the thrust of plug 5, and upper and lower metallic flat gasket will be compressed
Power is uniformly transferred to sealing ring 4, makes its homogeneous deformation by cable aperture 80 and cable 6, signal string holes 90 and holding wire 7, sealing ring 4
Filled up with the gap between internal thread conduit 2, increase substantially sealing, prevent liquid from being oozed between gap under pressure
Go out, cause the generation of the dangerous accident such as liquid leakage, electric leakage, short circuit.
Claims (6)
1. a kind of submersible pump cable and holding wire sealing device, it is characterised in that：Including internal thread conduit, it is provided with central through hole
Outer silk compresses plug, metallic flat gasket and sealing ring, and the sealing ring is arranged between two metallic flat gaskets, and the metal is put down
Packing ring and sealing ring are arranged in internal thread conduit, and the seal diameter is less than internal thread wire bore, the internal thread wire
Pipe is provided with internal thread, and is connected through a screw thread with being provided with externally threaded outer silk and compressing plug, the metallic flat gasket and sealing ring
It is respectively arranged with the corresponding cable aperture in position and signal string holes.
2. submersible pump cable according to claim 1 and holding wire sealing device, it is characterised in that：The internal thread conduit
Internal thread length accounts for internal thread conduit mid-height.
3. submersible pump cable according to claim 1 and 2 and holding wire sealing device, it is characterised in that：The outer silk pressure
Tight plug external thread length is more than internal thread conduit internal thread length.
4. submersible pump cable according to claim 3 and holding wire sealing device, it is characterised in that：The hole of the cable aperture
Footpath is more than cable diameter 1-2mm, and the aperture of the signal string holes is more than holding wire line footpath 1-2mm.
5. submersible pump cable according to claim 3 and holding wire sealing device, it is characterised in that：The outer silk compresses stifled
Head external thread length is less than internal thread wire bore 3-5mm than internal thread conduit internal thread 1cm long, remainder external diameter.
6. submersible pump cable according to claim 5 and holding wire sealing device, it is characterised in that：The metallic flat gasket
It is corrosion resistant metal material, the sealing ring is anti-corrosive rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621238159.8U CN206195319U (en) | 2016-11-18 | 2016-11-18 | Submersible pump cable and signal line sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621238159.8U CN206195319U (en) | 2016-11-18 | 2016-11-18 | Submersible pump cable and signal line sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206195319U true CN206195319U (en) | 2017-05-24 |
Family
ID=58727027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621238159.8U Active CN206195319U (en) | 2016-11-18 | 2016-11-18 | Submersible pump cable and signal line sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206195319U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107591771A (en) * | 2017-11-03 | 2018-01-16 | 苏州热工研究院有限公司 | A kind of cable sealing device |
| CN114704640A (en) * | 2022-04-01 | 2022-07-05 | 大禹节水(天津)公司 | Sealing structure and sealing method for signal wire of ultrasonic water meter |
-
2016
- 2016-11-18 CN CN201621238159.8U patent/CN206195319U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107591771A (en) * | 2017-11-03 | 2018-01-16 | 苏州热工研究院有限公司 | A kind of cable sealing device |
| CN107591771B (en) * | 2017-11-03 | 2023-08-22 | 苏州热工研究院有限公司 | Cable sealing device |
| CN114704640A (en) * | 2022-04-01 | 2022-07-05 | 大禹节水(天津)公司 | Sealing structure and sealing method for signal wire of ultrasonic water meter |
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