CN208637971U - Cable entry - Google Patents
Cable entry Download PDFInfo
- Publication number
- CN208637971U CN208637971U CN201821446734.2U CN201821446734U CN208637971U CN 208637971 U CN208637971 U CN 208637971U CN 201821446734 U CN201821446734 U CN 201821446734U CN 208637971 U CN208637971 U CN 208637971U
- Authority
- CN
- China
- Prior art keywords
- rubber seal
- lock nut
- lug boss
- ring
- rubber
- 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.)
- Expired - Fee Related
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- Connector Housings Or Holding Contact Members (AREA)
- Cable Accessories (AREA)
Abstract
The utility model discloses cable entries, it includes connector pedestal, the connector pedestal is disposed with the first rubber seal inside one end, first pressure ring, first extension, first lug boss and the first lock nut, first lock nut one end and connector base contacts, the first lock nut other end is contacted with the first lug boss, first lock nut is extended with tight lock part to one end far from the first rubber seal, the second rubber seal is disposed on the inside of the tight lock part, second pressure ring, second extension, second lug boss and the second lock nut, extend the length of hermetically-sealed cable, using secondary seal cable, ensure to stablize use and sealing performance, it is that the first rubber seal of the first lock nut locking leaves reserved space that the first lug boss, which is arranged, expand the cable scope of application.Tight lock part screws second rubber seal one end, and the second lock nut fixes the second rubber seal other end, accurate positioning.
Description
Technical field
The utility model relates to cable entries.
Background technique
With the rapid development of China's industrial trade, in the industry spot of many inclement conditions, to the explosion-proof of instrument, anti-
Shield grade made higher requirement.Cable is exactly introduced electrical equipment by explosion-proof electric equipment introducing device, without changing
The device of the explosion-proof performance of the explosion-proof form of the equipment.
The most of flame-proof mine electrical equipment produced at present, cable entry mode mostly use greatly press disc type cable to draw
Enter device screw and connect platen with pedestal, adjusts the pressing force of platen with screw to oppress sealing ring come hermetically-sealed cable, this
Kind method structure is relative complex, meanwhile, it is easy that cable is caused to damage.The clamping force of cable unit is from clamping element to sealing
The extruding of circle makes sealed ring deformation to hold tightly to cable；So in order to ensure the sealing performance of flame proof cable entry, it must
Sealing ring must be made to generate enough enclasping forces to cable.But when sealing ring holds cable tightly, due in the length for holding cable tightly
The cable spent on the outside of limited and sealing ring is often generated sagging or deviation by the effect cable of gravity perhaps external force, is influenced
The use of cable entry.
In consideration of it, overcoming defect present in the above-mentioned prior art is the art urgent problem to be solved.
Utility model content
The utility model solve the technical issues of be to provide it is a kind of it is stable use and good seal performance cable entry.
The technical scheme adopted by the utility model to solve the technical problem is as follows: cable entry comprising connector bottom
Seat, connector pedestal one end are internally provided with the first rubber seal, and first rubber seal is far from connector pedestal
The first pressure ring for shrinking the first rubber seal is provided in one end, first pressure ring is far from the first rubber seal
One end is outward extended with the first extension, and first extension is provided with the first protrusion far from one end of the first rubber seal
Portion, the first lug boss outside are provided with the first lock nut for locking the first pressure ring, first lock nut one
End and connector base contacts, the first lock nut other end contacts with the first lug boss, and first lock nut is to remote
One end from the first rubber seal is extended with tight lock part, is provided with the second rubber seal on the inside of the tight lock part, and described the
Two rubber seal are provided with the second pressure ring for shrinking the second rubber seal in one end far from connector pedestal, and described
Two pressure rings are outward extended with the second extension far from one end of the second rubber seal, and second extension is far from the second rubber
One end of sealing ring is provided with the second lug boss, and the second lock for locking the second pressure ring is provided on the outside of second lug boss
Tight nut, second lock nut one end are contacted with tight lock part, and the second lock nut other end connects with the second lug boss
Touching.
Further, first lock nut is provided with the first baffle portion, first baffle portion is located at the second rubber
Between glue sealing ring and the first lug boss.
Further, second lock nut is provided with far from one end of the second rubber seal for convex to second
The limiting section of the portion of rising limit.
Further, that the side on the inside of connector pedestal is provided with the first arc is recessed for first rubber seal
Mouthful.
Further, second rubber seal is provided with the second arc-shaped notch towards the side on the inside of tight lock part.
Further, the connector pedestal other end is provided with protruding ring, the protruding ring is far from the first rubber seal
One end of circle is disposed with rubber ring and the nut for fixing rubber ring, the rubber ring be located at protruding ring and nut it
Between, the protruding ring and nut are clamped rubber ring.
The beneficial effects of the utility model are: the length of hermetically-sealed cable is extended, using secondary seal cable, it is ensured that stablize
Using and sealing performance, the first lug boss of setting make between the first extension and the first lock nut there are gap, be first
Lock nut locks the first rubber seal and leaves reserved space, expands the cable scope of application, tight lock part screws the second rubber
Glue sealing ring is close to one end of the first lock nut, and then the second lock nut fixes the second rubber seal other end, positioning
Precisely；First baffle portion is set, generates interference when avoiding locking the first rubber seal and the second rubber seal respectively；Setting
Limiting section limits the second lug boss；First arc-shaped notch and the second arc-shaped notch are set, it is close convenient for squeezing the first rubber respectively
Seal and the second rubber seal；Convenient for fixed cable entry.
Detailed description of the invention
Fig. 1 is the schematic diagram of cable entry.
Fig. 2 is the partial schematic diagram of cable entry.
Fig. 3 is the partial exploded view of cable entry.
In the figure, it is marked as connector pedestal 1, the first rubber seal 21, the first pressure ring 31, the first extension 41, first are convex
It is convex to play portion 51, the first lock nut 61, tight lock part 7, the second rubber seal 22, the second pressure ring 32, the second extension 42, second
Rise portion 52, the second lock nut 62, the first baffle portion 611, limiting section 621, the first arc-shaped notch 81, the second arc-shaped notch 82,
Protruding ring 9, rubber ring 10, nut 11.
Specific embodiment
The present invention will be further described below with reference to the accompanying drawings and specific embodiments.
As depicted in figs. 1 and 2, cable entry, including connector pedestal 1 are connected with inside described 1 one end of connector pedestal
First rubber seal 21 is connected in the described one end of first rubber seal 21 far from connector pedestal 1 for shrinking first
First pressure ring 31 of rubber seal 21, first pressure ring 31 are outward extended with far from one end of the first rubber seal 21
One extension 41, first extension 41 form the first lug boss far from one end one molding of the first rubber seal 21
51,51 outside screw of the first lug boss is connected with the first lock nut 61 for locking the first pressure ring 31, and described first
61 one end of lock nut is contacted with connector pedestal 1, and 61 other end of the first lock nut is contacted with the first lug boss 51, described
First lock nut 61 is extended with tight lock part 7 to one end far from the first rubber seal 21, is connected on the inside of the tight lock part 7
Second rubber seal 22 is connected in the described one end of second rubber seal 22 far from connector pedestal 1 for shrinking second
Second pressure ring 32 of rubber seal 22, second pressure ring 32 are outward extended with far from one end of the second rubber seal 22
Two extensions 42, second extension 42 form the second lug boss far from one end one molding of the second rubber seal 22
52,52 outside screw of the second lug boss is connected with the second lock nut 62 for locking the second pressure ring 32, and described second
62 one end of lock nut is contacted with tight lock part 7, and 62 other end of the second lock nut is contacted with the second lug boss 52.
In use, cable protrudes into connector pedestal 1, the first lock nut 61 is screwed first, is then made by the first pressure ring 31
It obtains the first rubber seal 21 to shrink, the first rubber seal 21 holds cable one end tightly, plays the fixed effect of sealing.Tight lock part
7 pair of second rubber seal 22 limits.Then, the second lock nut 62 is screwed, makes the second rubber close by the second pressure ring 32
Seal 22 is shunk, and the second rubber seal 22 holds the cable other end, the first rubber seal 21 and the second rubber seal 22 tightly
Cooperation extends the length that sealing ring holds cable tightly, using secondary seal cable, it is ensured that stablize use and sealing performance.Setting
First lug boss 51 makes between the first extension 41 and the first lock nut 61 there are gap, is that the first lock nut 61 is locked
First rubber seal 21 leaves reserved space, and the second lug boss 52 of setting makes the second extension 42 and the second lock nut
There are gaps between 62, lock the second rubber seal 22 for the second lock nut 62 and leave reserved space, expand cable
The scope of application.The second rubber seal 22 is fixed using tight lock part 7, while as to screw the first rubber close for the first lock nut 61
When seal 21, tight lock part 7 screws the second rubber seal 22 close to one end of the first lock nut 61, then the second lock nut
62 fix 22 other end of the second rubber seal, accurate positioning.
As depicted in figs. 1 and 2, the integrated molding of first lock nut 61 forms the first baffle portion 611, and described first
Baffle portion 611 is between the second rubber seal 22 and the first lug boss 51.It avoids locking the first rubber seal 21 respectively
It is interfered with being generated when the second rubber seal 22.
As depicted in figs. 1 and 2, one end one molding of second lock nut 62 far from the second rubber seal 22 at
Type has the limiting section 621 for limiting to the second lug boss 52, it is ensured that the firm installation of the two the second lug bosses 52.
As shown in Figures 2 and 3, first rubber seal 21 towards the inside of connector pedestal 1 side one molding at
Type has the first arc-shaped notch 81, convenient for deformation occurs, squeezes the first rubber seal when the first lock nut 61 screws
21。
As shown in Figures 2 and 3, side one molding molding of second rubber seal 22 towards 7 inside of tight lock part
There is the second arc-shaped notch 82, convenient for deformation occurs, squeezes the second rubber seal 22 when the second lock nut 62 screws.
As depicted in figs. 1 and 2,1 other end one molding of connector pedestal forms protruding ring 9, and the protruding ring 9 is remote
One end from the first rubber seal 21 is successively socketed with rubber ring 10 and the nut 11 for fixing rubber ring 10, the rubber
Ring 10 is between protruding ring 9 and nut 11, and the nut 11 and connector pedestal 1 are threadedly coupled, the protruding ring 9 and nut 11
It is clamped rubber ring 10, convenient for fixed cable entry.
Particular embodiments described above has carried out into one the purpose of this utility model, technical scheme and beneficial effects
Step is described in detail, it should be understood that being not limited to this foregoing is merely specific embodiment of the utility model
Utility model, within the spirit and principle of the utility model, any modification, equivalent substitution, improvement and etc. done should all wrap
Containing being within the protection scope of the utility model.
Claims (6)
1. cable entry, including connector pedestal (1), described connector pedestal (1) one end is internally provided with the first rubber seal
It encloses (21), which is characterized in that be provided in one end of first rubber seal (21) separate connector pedestal (1) for shrinking
The first pressure ring (31) of first rubber seal (21), the one end of first pressure ring (31) far from the first rubber seal (21)
It is outward extended with the first extension (41), first extension (41) is provided with far from the one end of the first rubber seal (21)
First lug boss (51), the first lug boss (51) outside are provided with the first lock nut for locking the first pressure ring (31)
(61), described first lock nut (61) one end is contacted with connector pedestal (1), the first lock nut (61) other end and
One lug boss (51) contact, first lock nut (61) are extended with locking to one end far from the first rubber seal (21)
Portion (7), tight lock part (7) inside are provided with the second rubber seal (22), and second rubber seal (22) is separate to be connect
The second pressure ring (32) for shrinking the second rubber seal (22), second pressure ring are provided in one end of head pedestal (1)
(32) one end far from the second rubber seal (22) is outward extended with the second extension (42), and second extension (42) is remote
One end from the second rubber seal (22) is provided with the second lug boss (52), and setting is useful on the outside of second lug boss (52)
In the second lock nut (62) of locking the second pressure ring (32), described second lock nut (62) one end is contacted with tight lock part (7),
Second lock nut (62) other end is contacted with the second lug boss (52).
2. cable entry according to claim 1, which is characterized in that first lock nut (61) is provided with
One baffle portion (611), first baffle portion (611) is between the second rubber seal (22) and the first lug boss (51).
3. cable entry according to claim 1, which is characterized in that second lock nut (62) is far from second
One end of rubber seal (22) is provided with the limiting section (621) for limiting to the second lug boss (52).
4. cable entry according to claim 1, which is characterized in that the first rubber seal (21) direction connects
Side on the inside of head pedestal (1) is provided with the first arc-shaped notch (81).
5. cable entry according to claim 1, which is characterized in that the second rubber seal (22) direction lock
Side on the inside of tight portion (7) is provided with the second arc-shaped notch (82).
6. cable entry according to claim 1, which is characterized in that connector pedestal (1) other end is provided with
Protruding ring (9), the protruding ring (9) are disposed with rubber ring (10) and are used for far from the one end of the first rubber seal (21)
The nut (11) of fixed rubber ring (10), the rubber ring (10) are located between protruding ring (9) and nut (11), the protruding ring
(9) and nut (11) is clamped rubber ring (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821446734.2U CN208637971U (en) | 2018-09-04 | 2018-09-04 | Cable entry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821446734.2U CN208637971U (en) | 2018-09-04 | 2018-09-04 | Cable entry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208637971U true CN208637971U (en) | 2019-03-22 |
Family
ID=65743557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821446734.2U Expired - Fee Related CN208637971U (en) | 2018-09-04 | 2018-09-04 | Cable entry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208637971U (en) |
-
2018
- 2018-09-04 CN CN201821446734.2U patent/CN208637971U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190322 Termination date: 20210904 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |