CN108963899A - Electrical equipment wire via hole waterproof sealing structure and waterproof sealing method - Google Patents
Electrical equipment wire via hole waterproof sealing structure and waterproof sealing method Download PDFInfo
- Publication number
- CN108963899A CN108963899A CN201810746446.7A CN201810746446A CN108963899A CN 108963899 A CN108963899 A CN 108963899A CN 201810746446 A CN201810746446 A CN 201810746446A CN 108963899 A CN108963899 A CN 108963899A
- Authority
- CN
- China
- Prior art keywords
- via hole
- elastic seal
- seal cartridge
- electrical equipment
- sealing
- 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.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/08—Distribution boxes; Connection or junction boxes
- H02G3/088—Dustproof, splashproof, drip-proof, waterproof, or flameproof casings or inlets
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Insertion, Bundling And Securing Of Wires For Electric Apparatuses (AREA)
Abstract
The present invention relates to electric appliance waterproof sealing technical fields.A kind of electrical equipment wire via hole waterproof sealing structure, including sealing element, the sealing element includes being docked at the basic ring of elastic seal cartridge one end for sealing the elastic seal cartridge being set on electric wire and sealing, basic ring is sealedly connected at electrical equipment wire via hole, the inner surface of the elastic seal cartridge is circular conical surface, and the opening area of big, the separate basic ring one end of the opening area of one end that the elastic seal cartridge connect with basic ring is small.The present invention provides a kind of electric wire via hole waterproof sealing structures and waterproof sealing method that can be suitable for different wire external diameters, solve the problems, such as that ease of use caused by existing detachable electrical equipment wire via hole waterproof sealing mode is poor.
Description
Technical field
The present invention relates to electric appliance waterproof sealing technical field more particularly to a kind of electrical equipment wire via hole waterproof sealing structure and
Waterproof sealing method.
Background technique
When electric appliance (such as plug, socket) is used in the place for needing waterproof, (i.e. supply lines penetrates electricity to the electric wire via hole of electric appliance
Hole inside device) at must take waterproof measure.
There are two types of the existing modes that waterproof is carried out to electrical equipment wire via hole: one kind is poured to pass through at electrical equipment wire via hole
Wire seal is connected at electrical equipment wire via hole by the mode of note package, and existing plug needs to make to mostly use this when water-proofing treatment
Mode.Such as China Patent No. is 2011201601553, authorized announcement date is on November 16th, 2011, a kind of entitled " waterproof
Waterproof plug disclosed in the patent document of plug " is to prevent water by this way to being sealed at electrical equipment wire via hole
It is flowed into inside electric appliance along wire surface through electrical equipment wire via hole.There is assembly inconvenience in the above encapsulating method and electric wire is non-exchange
Deficiency.
To solve the above problems, using by being sealed by the way of sealing element is arranged at electrical equipment wire via hole.In
State's number of patent application is 2011103081810, publication date is on October 12nd, 2011, entitled " a kind of underwater optical cable connector "
Patent document disclosed in mode that electrical equipment wire via hole is sealed be to be sealed using sealing element.It is therein close
Sealing is O-ring seal.
Convenience when although improving assembly by the sealing means of this structure and the replaceable of electric wire is realized, but
There is also following deficiencies:, can not prior or synchronization preparation sealing element, Zhi Neng when the wire external diameter used in electric appliance cannot be predicted
Wire external diameter used could determine the sealing ring using which kind of internal diameter after determining, if the internal diameter of required sealing ring is non-
Standard size then needs to re-mold production after electric wire is fixed, causes the production cycle of electric equipment products long；Electric appliance replaces outer diameter
When different electric wire, no matter whether sealing ring damages the matched sealing ring of wire external diameter that must be all changed to newly changing, and makes
The convenience difference and use cost of used time is high.
Summary of the invention
The present invention provides a kind of electric wire via hole waterproof sealing structures and anti-watertight that can be suitable for different wire external diameters
Encapsulation method solves the problems, such as that ease of use caused by existing detachable electrical equipment wire via hole waterproof sealing mode is poor.
The above technical problem is solved through the following technical scheme: a kind of electrical equipment wire via hole waterproof sealing structure, packet
Sealing element is included, the sealing element includes being docked at elastic seal cartridge for sealing the elastic seal cartridge being set on electric wire and sealing
The basic ring of one end, basic ring are sealedly connected at electrical equipment wire via hole, and the inner surface of the elastic seal cartridge is circular conical surface, the bullet
Property the opening area of one end that connects with basic ring of sealing shroud is big, opening area far from basic ring one end is small.When wire external diameter increases
When on electric wire, the present invention can install the inner surface sealed envelope of one end big to the opening area of elastic seal cartridge
The electric wire of maximum outside diameter；The inner surface sealed envelope that wire external diameter narrows down to small one end of opening area of only elastic seal cartridge exists
When on electric wire, for the electric wire for the minimum outer diameter that the present invention can install.Because can adapt to the electric wire of various outer diameter, sealing element
Production do not restricted by electric wire, when more rewiring the outer diameter of a live wire in the range of elastic seal cartridge can match, be not necessarily to
It replaces sealing element, convenience when improving use and reduces use cost.
Preferably, the elastic seal cartridge extends towards the external of electric appliance, the elastic seal cartridge is that structure may be reversed.
So that elastic seal cartridge is turned to inner surface outwardly when installation, electric wire is then penetrated into elastic seal cartridge, then outer pull the wire is to bullet
Property sealing shroud overturning be inner surface inwardly.Electric wire is twitched in elastic seal cartridge and when shift position can wear sealing shroud and cause
Sealing effect decline, " elastic seal cartridge is that structure may be reversed " can reduce close to elasticity when electric wire is twitched in elastic seal cartridge
The influence during electric wire to elastic seal cartridge to the sealing performance of sealing element is installed in the abrasion of big envelope inner surface, that is, sealing surface
It is small.
Preferably, the outer surface of the elastic seal cartridge be circular conical surface, the elastic seal cartridge connected with basic ring one
The outer radius at end is big, outer radius far from basic ring one end is small.It can be improved convenience of the electric wire across elastic seal cartridge when.
Preferably, being cambered surface transition between the basic ring and the elastic seal cartridge.In no matter elastic seal cartridge is in
When surfaces facing outward or appearance face outwardly, arc-shaped transition can make elastic seal cartridge be maintained at the state, when being assembled with improving
It convenience and prevents from producing fracture phenomenon at this.
The invention also includes the pressure rack of pressing being located inside electric appliance, the basic ring is pushed against electric appliance by pressure rack sealing by described
The inner end of electric wire via hole.
The invention also includes the via hole in-flanges for being set to electrical appliance wire via hole, the pressing is provided with the substrate with through-hole
Be disposed on the substrate by pressure ring, by pressure ring along the circumferentially extending of the through-hole, the through-hole is connected to electrical appliance wire via hole,
The basic ring includes annular seal, and sealing radial outer end is equipped with rib, and sealing radial inner end is the same as the elastic seal cartridge
It links together, the sealing links together with rib in T-shaped, and the sealing is by sealed holding in the pressing
Between the end face of ring and the end face of via hole in-flanges.For elastic seal cartridge by outside when pullling and generating mobile, rib can be by
To varus time and by the barrier effect of pressure ring elastic seal cartridge can not be detached from, improves the fixed effect of elastic seal cartridge
And sealing reliability.
Preferably, the end face by pressure ring is equipped with along the reinforcing ring by pressure ring circumferentially extending.It can be improved basic ring
With the sealing effect between electric appliance.
A kind of electrical equipment wire via hole waterproof sealing method: it is characterized in that,
Elastic seal cartridge is turned to inner surface outwardly by the first step；
One end inside the insertion electric appliance of electric wire is passed through elastic seal cartridge by second step, is acted in elastic seal cartridge own resilient
Under, the outer surface of elastic seal cartridge is flexibly clamped on electric wire；
Third step, by outer pull the wire, so that elastic seal cartridge is turned to inner surface inwardly, elastic seal cartridge own resilient act on
Under, the inner surface of elastic seal cartridge is flexibly sealed on electric wire；
One end inside the insertion electric appliance of electric wire is electrically connected by the 4th step with electric appliance, and basic ring is sealedly connected on electric appliance electricity
At line via hole, electric wire passes through electrical equipment wire via hole.
Preferably, one end inside the insertion electric appliance of electric wire is then passed through after initially passing through electrical equipment wire via hole in second step
Elastic seal cartridge；In 4th step, basic ring is sealedly connected on the inner end of electrical equipment wire via hole, and elastic seal cartridge passes through electrical appliance wires
Via hole.Elastic seal cartridge can be isolated between electric wire and electrical equipment wire via hole, be not easy to produce fracture when electric wire is bent
Phenomenon and elastic seal cartridge is not easy to fall off.
The present invention, which has an advantage that, to be sealed with electric appliance by designing basic ring on sealing element, designs inner surface i.e.
Sealing surface is circular conical surface and is sealed by the elastic seal cartridge that own resilient is sealed with electric wire, not only assembles when side
Just, and the electric wire of various outer diameter can be sealed；Elastic seal cartridge is big with the opening area of one end that basic ring connects, dress
The convenience of timing is good.
Detailed description of the invention
Fig. 1 is the seperated status diagram of electrical equipment wire via hole sealing structure of the invention.
Fig. 2 is schematic diagram when preparing electric wire through in elastic seal cartridge.
Fig. 3 be electric wire through in elastic seal cartridge when schematic diagram.
Fig. 4 is schematic diagram when elastic seal cartridge is sealably coupled on electric wire.
Fig. 5 is the use state diagram of electrical equipment wire via hole sealing structure of the invention.
In figure: electric appliance 1, electrical equipment wire via hole 11, via hole in-flanges 2, sealing element 3, elastic seal cartridge 31, elastic seal cartridge
Inner surface 311, the outer surface 312 of elastic seal cartridge, basic ring 32, sealing 321, rib 322, by pressure rack 4, substrate 41, press
Pressure ring 42, through-hole 43, reinforcing ring 44, electric wire 5, electric wire are inserted into one end 51 inside electric appliance.
Specific embodiment
The present invention will be further described below with reference to the accompanying drawings and embodiments.
Referring to Fig. 1, a kind of electrical equipment wire via hole waterproof sealing structure, the electrical equipment wire via hole 11 including electric appliance 1 is arranged in
On via hole in-flanges 2, sealing element 3 and press pressure rack 4.
Sealing element 3 is made by elastic material.Sealing element 3 includes elastic seal cartridge 31 and basic ring 32.Basic ring 32 and bullet
Property sealing shroud 31 is structure as a whole.Elastic seal cartridge 31 is that structure may be reversed.Prolong the outside of elastic seal cartridge 32 towards electric appliance 1
It stretches.The inner surface 311 of elastic seal cartridge is circular conical surface.The outer surface 312 of elastic seal cartridge is circular conical surface.Under elastic seal cartridge 31
The outer radius at end is big, the outer radius of upper end is small.The opening area of 31 lower end of elastic seal cartridge is big, the opening area of upper end is small.Base
Ring 32 includes annular seal 321 and rib 322.Sealing 321 links together and is integrated in T-shaped with rib 322
Structure.Rib 322 is connected to 321 radial outer end of sealing.321 radial inner end of sealing is connected with the lower end of elastic seal cartridge 31
Together.It is cambered surface transition between sealing 321 and elastic seal cartridge 31.
By pressure rack 4 include substrate 41 and be disposed on the substrate on surface by pressure ring 42.Substrate 41 is equipped with through-hole 43.It presses
Circumferentially extending of the pressure ring 41 along through-hole 43.Through-hole 43 is connected to and is aligned with electrical appliance wire via hole 11.It is set on end face by pressure ring 42
There is reinforcing ring 44.Ring 44 is reinforced to circumferentially extend along by pressure ring 43.
The method that electrical equipment wire via hole waterproof sealing structure in through the invention carries out waterproof sealing are as follows:
Referring to fig. 2, the first step, elastic seal cartridge 31 is turned to the inner surface 311 of elastic seal cartridge outwardly；Make electric wire insertion electricity
One end 51 inside device is aligned with electrical equipment wire via hole 11.According to A in figure to mobile electric wire 5.
Referring to Fig. 3, one end 51 inside the insertion electric appliance of electric wire is sequentially passed through electrical equipment wire via hole 11 and bullet by second step
Property sealing shroud 31, under the effect of 31 own resilient of elastic seal cartridge, the outer surface 312 of elastic seal cartridge be flexibly clamped in electric wire
On 5；
Referring to fig. 4, third step, by towards B makes elastic seal cartridge 31 be turned to elasticity close to pull the wire 5 i.e. in figure outside electric appliance 1
Inwardly, flexibly the inner surface 311 of sealing shroud is sealed in electricity to the inner surface 311 of big envelope under the elastic force effect of elastic seal cartridge 31
On line 5；
Referring to Fig. 5, one end 51 inside the insertion electric appliance of electric wire is connected electrically in one with electric appliance 1 after through-hole 43 by the 4th step
It rises, elastic seal cartridge 31 is pierced by electric appliance 1 through electrical equipment wire via hole 11, by cooperating via hole in-flanges 2 by pressure ring 42 by pressure rack 4
Basic ring 3 is fixed on 11 inner end of electrical equipment wire via hole, sealing 321 is by sealed holding in the end face and via hole by pressure ring 42
Between the end face of flange 2, rib 322 had not only been located at by the radial outer end of pressure ring 42 but also had been located at the radial outer end of via hole in-flanges 2.
Claims (6)
1. a kind of electrical equipment wire via hole waterproof sealing structure, including sealing element, which is characterized in that further include being located inside electric appliance
By pressure rack and the via hole in-flanges for being set to electrical appliance wire via hole, the sealing element includes for sealing the bullet being set on electric wire
Property sealing shroud and sealing be docked at the basic ring of elastic seal cartridge one end, basic ring is sealedly connected at electrical equipment wire via hole, the bullet
Property sealing shroud inner surface be circular conical surface, the opening area of one end that the elastic seal cartridge connect with basic ring is big, separate basic ring
The opening area of one end is small, is cambered surface transition between the basic ring and the elastic seal cartridge, and the basic ring passes through the pressing
Frame seals the inner end for being pushed against electrical equipment wire via hole, the pressing that the pressing is provided with the substrate with through-hole and is disposed on the substrate
Ring, by pressure ring along the circumferentially extending of the through-hole, the through-hole is connected to electrical appliance wire via hole, and the basic ring includes ring packing
Portion, sealing radial outer end are equipped with rib, and sealing radial inner end links together with the elastic seal cartridge, the sealing
It links together with rib in T-shaped, the sealing is by sealed holding in the end face by pressure ring and via hole in-flanges
End face between.
2. electrical equipment wire via hole waterproof sealing structure according to claim 1, which is characterized in that the elastic seal cartridge court
External to electric appliance extends, and the elastic seal cartridge is that structure may be reversed.
3. electrical equipment wire via hole waterproof sealing structure according to claim 2, which is characterized in that the elastic seal cartridge
Outer surface is circular conical surface, and the outer radius of one end that the elastic seal cartridge is connected with basic ring is big, outer radius far from basic ring one end
It is small.
4. electrical equipment wire via hole waterproof sealing structure according to claim 1 or 2 or 3, which is characterized in that described to press pressure ring
End face be equipped with along by pressure ring circumferentially extending reinforcing ring.
5. a kind of electrical equipment wire via hole waterproof sealing method suitable for waterproof sealing structure described in claim 1: its feature
It is,
Elastic seal cartridge is turned to inner surface outwardly by the first step；
One end inside the insertion electric appliance of electric wire is passed through elastic seal cartridge by second step, is acted in elastic seal cartridge own resilient
Under, the outer surface of elastic seal cartridge is flexibly clamped on electric wire；
Third step, by outer pull the wire, so that elastic seal cartridge is turned to inner surface inwardly, elastic seal cartridge own resilient act on
Under, the inner surface of elastic seal cartridge is flexibly sealed on electric wire；
One end inside the insertion electric appliance of electric wire is electrically connected by the 4th step with electric appliance, and basic ring is sealedly connected on electric appliance electricity
At line via hole, electric wire passes through electrical equipment wire via hole.
6. electrical equipment wire via hole waterproof sealing method according to claim 5, which is characterized in that in second step, electric wire
One end inside insertion electric appliance is then passed through elastic seal cartridge after initially passing through electrical equipment wire via hole；In 4th step, basic ring is tightly connected
On the inner end of electrical equipment wire via hole, elastic seal cartridge passes through electrical equipment wire via hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810746446.7A CN108963899A (en) | 2018-07-09 | 2018-07-09 | Electrical equipment wire via hole waterproof sealing structure and waterproof sealing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810746446.7A CN108963899A (en) | 2018-07-09 | 2018-07-09 | Electrical equipment wire via hole waterproof sealing structure and waterproof sealing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108963899A true CN108963899A (en) | 2018-12-07 |
Family
ID=64483519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810746446.7A Withdrawn CN108963899A (en) | 2018-07-09 | 2018-07-09 | Electrical equipment wire via hole waterproof sealing structure and waterproof sealing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108963899A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113054605A (en) * | 2021-04-23 | 2021-06-29 | 四川航安新材料有限公司 | Cable pre-buried sleeve |
-
2018
- 2018-07-09 CN CN201810746446.7A patent/CN108963899A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113054605A (en) * | 2021-04-23 | 2021-06-29 | 四川航安新材料有限公司 | Cable pre-buried sleeve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181207 |