CN203690866U - Cable channel sealing device having improved structure - Google Patents
Cable channel sealing device having improved structure Download PDFInfo
- Publication number
- CN203690866U CN203690866U CN201320782627.8U CN201320782627U CN203690866U CN 203690866 U CN203690866 U CN 203690866U CN 201320782627 U CN201320782627 U CN 201320782627U CN 203690866 U CN203690866 U CN 203690866U
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- CN
- China
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- sealed body
- sealing device
- elastic sealed
- cable duct
- flanges
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- Expired - Fee Related
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Abstract
The utility model relates to a cable channel sealing device having an improved structure having advantages of good sealing performance, stability, reliability, convenient use, and simple structure. The cable channel sealing device comprises flanges disposed on two ends, a cylindrical annular-shaped elastic sealing body disposed between the two flanges, and a plurality of locking bolts used for applying the locking force on the two flanges to fixedly clamp the elastic sealing body. The cable channel sealing device is characterized in that the elastic sealing body is provided with a plurality of through holes penetrating the two end surfaces used for the penetration of the locking bolts, and the annular-shaped wall of the elastic sealing body is provided with at least one overlap connection part formed by a split seam, and therefore the radial position adjustment of the elastic sealing body can be facilitated.
Description
Technical field
The corollary apparatus adopting when the utility model relates to a kind of installing cables, specifically cable duct sealing device.
Background technology
Current outside cable forms by being laid on underground pipeline the cable system extending in all direction, and is wherein configuring many cable duct wells; At cable shaft borehole wall end, the space between cable duct and cable, adopts cement mortar or cable pressurization sealing bag to carry out shutoff sealing conventionally, after avoiding sewage dirt to enter, causes cable bad, and prevents muroid destruction cable.Because above-mentioned measure exists the defect that shutoff is of poor quality, construction is comparatively complicated, utility model people has proposed a kind of cable duct sealing device (application number 201320424523.X) of mechanical structure; But in implementation process, aforementioned schemes still has the improved necessity of simplification.
Utility model content
The purpose of this utility model is the deficiency overcoming in above-mentioned background technology, and a kind of cable duct sealing device that improves structure is provided, and this cable duct sealing device should have good seal performance, feature reliable and stable, easy to use and simple in structure.
The technical solution of the utility model is: a kind of cable duct sealing device that improves structure, comprise the elastic sealed body of the flange at two ends, annulus column between two flanges and several to two flanges apply coupling mechanism force with by elastic sealed body to clamping fixed clamping screw; It is characterized in that: on described elastic sealed body, be manufactured with several and run through the through hole that two end faces pass through for clamping screw, and in the annular wall portion of this elastic sealed body, be also manufactured with at least one and stitch by cutting open the lap-joint forming, be beneficial to the radial position adjustment of elastic sealed body.
This is cut open and is sewn on elastic sealed body helix shape or is parallel to busbar arrangement.
Described two flanges are two semicircular ring flanges and are spliced to form.
The endoporus of described elastic sealed body is cylindrical hole or shoulder hole.
The quantity of described through hole is identical with the quantity of clamping screw.
The axis of described through hole is parallel to the bus of elastic sealed body.
In one of them flange, be embedded with the nut matching with clamping screw.
Described elastic sealed body is rubber seal or plastic seal ring.
Operation principle of the present utility model is: while needing the space between blocking pipe and cable, first after the outer circumference surface of cable, be combined into two flanges by coated semicircular ring flange, elastic sealed body also launches then coated on the outer circumference surface of cable, and makes two flanges aim at two end faces of elastic sealed body; After passing elastic sealed body and flange respectively with clamping screw again, tighten, the outer circumference surface that makes elastic sealed body is heaved to the outer diameter until fit tightly completely on the internal face of cable duct, and the inner peripheral surface of elastic sealed body tightens up until be completely closely coated on the outer peripheral face of cable toward internal diameter direction.Like this, the space between pipeline and cable, is just linked as elastic sealed body and the complete shutoff isolation of flange of one, and shutoff object is able to smooth realization.
The beneficial effects of the utility model are: owing to having adopted the pipeline sealing device that improves structure, not only good sealing effect (can not leak), stable and reliable for performance, and structure is significantly simplified (being reduced to two flanges, a sealing ring by three flanges, two sealing rings before improving), and install and use also further simple (by before improving, tighten 14 screws be reduced to only need tighten 4), thereby obviously improved installment work efficiency.In addition, owing to adopting mechanical structure, thereby durable in use not fragile, also reusable, so significantly reduced cost; Be particularly conducive to and promote the use of.
Brief description of the drawings
Fig. 1 is main TV structure schematic diagram of the present utility model.
Fig. 2 is the main TV structure schematic diagram of the upper flange in the utility model.
Fig. 3 is the A-A sectional structure schematic diagram in Fig. 2.
Fig. 4 is the sectional structure schematic diagram of lower flange in the utility model.
Fig. 5 is the main TV structure schematic diagram of one of elastic sealed body of the present utility model.
Fig. 6 is the D-D rotational structure schematic diagram in Fig. 5.
Fig. 7 is two main TV structure schematic diagram of elastic sealed body of the present utility model.
Fig. 8 is the F-F rotational structure schematic diagram in Fig. 7.
Fig. 9 is the main TV structure schematic diagram of one of embodiment of auxiliary member of the present utility model.
Figure 10 is two the main TV structure schematic diagram of the embodiment of auxiliary member of the present utility model.
Embodiment
In the cable duct sealing device of improvement structure as shown in the figure, two ends are respectively upper flange 1 and lower flange 2, and is the elastic sealed body 3 of annulus column between two flanges, also have several clamping screws 5; Clamping screw is for applying coupling mechanism force to two flanges, thereby utilize two flanges that elastic sealed body is fixed as one and (in one of them flange, is embedded with the nut 4 matching with clamping screw folder, clamping screw inserts from another flange, fixes after passing through elastic sealed body with nut screwing clamping).
Above structure and existing cable pipeline sealing device are roughly the same.
Improvement of the present utility model is: on described seal, be manufactured with several and passed through the through hole 3-1 that runs through two end faces after whole seal, these through holes pass through (axis of through hole is parallel to the bus of elastic sealed body) for clamping screw, can realize reliably again fixing to seal simultaneously, it is unlikely toward internal diameter direction or the undue slippage of external diameter direction, to guarantee the firm of structure.On described elastic sealed body, be also manufactured with after at least one the seam 3-2(annular wall portion that cuts open disconnection that its annular wall portion is disconnected the deployable one-tenth flat shape of elastic sealed body); It is to make the two ends overlap joint of cutting position open of elastic sealed body have slippage to a certain degree to regulate leeway afterwards that this object of cutting seam open is set, thereby makes elastic sealed body radially carrying out a certain amount of variation, thereby has adjusting leeway to a certain degree.
General, for meeting seal request, the seam of cutting open showing at elastic sealed body circumferential surface (is on Fig. 5, Fig. 7, to show it is the straight line that forms certain angle with radius for being parallel to busbar arrangement, on the periphery of elastic sealed body, be also the straight line that is parallel to bus), or helix shape (although be to show it is straight line on Fig. 5, Fig. 7, being the curve of helix shape on the periphery of elastic sealed body).Specifically selected to determine by user.
Described elastic sealed body can have two kinds of structures; As shown in Figure 5, Figure 6, endoporus is shoulder hole to one of embodiment; Embodiment two as shown in Figure 7, Figure 8, endoporus is cylindrical hole.Two kinds of different structures, cable that can supporting different-diameter, specifically can be selected by user.
Described two flanges (upper flange 1 and lower flange 2) are two semicircular ring flanges and are spliced to form, as long as be coated on the outer circumference surface of cable separately, very convenient when installation again.As shown in Figure 2, there is no connector (two semicircular ring flanges are independent separately) between two semicircular ring flanges due to composition upper flange, is also same structure so connecting part has gap 1-5(lower flange; Therefore its front view omits).In installation process, semicircular ring flange can be shifted along with the distortion of elastic sealed body, causes this gap significantly to expand; But because the outer circumference surface of elastic sealed body is subject to the restriction of the inner peripheral surface of cable duct, so sealing property is not affected.
In addition, two end faces of described elastic sealed body are connected by embedded structure with flange, to guarantee sealing property.Visible in figure: on two end faces of elastic sealed body, be manufactured with respectively circumferential hoop around groove 3-3, the connecting part of two flanges is manufactured with respectively and the groove boss (upper flange is shaped with lower convex platform 1-1, and lower flange is shaped with convex platform 2-1) coordinating of pegging graft.After boss and groove are chimeric, add the cramping of clamping screw, can guarantee the sealing that is connected between elastic sealed body and flange.Nature, also can on two of an elastic sealed body end face, be manufactured with respectively circumferential hoop around boss, the connecting part of two flanges is manufactured with respectively and the boss groove coordinating of pegging graft; Also can form thus effective embedded structure.
For supporting multi-cable (laying 2 above cables in a cable duct), the utility model also configures an auxiliary member 6; The structure of this auxiliary member as shown in Figure 9, Figure 10, is columniform elastomer (recommending rubber or plastic production) that centre is opened and is shaped with the each straight hole of more than two straight hole 6-1(paralleling to the axis for a cable penetration; In Fig. 9, Figure 10, only show respectively two holes, four pore structures; The elastomer view of all the other quantity straight holes is omitted), each straight hole communicates with outer wall after all cutting the 6-2 that cracks open; The diameter of bore fit of elastomeric external diameter and elastic sealed body 3, the cable of elastomeric straight hole and certain diameter matches.When use, auxiliary member inserts in the endoporus of elastic sealed body, and the cable of respective numbers is embedded in straight hole by cracking one by one.
Obviously, the quantity of described through hole is identical with the quantity of clamping screw.
Described elastic sealed body is rubber seal or plastic seal ring.
Described flange can adopt metal material (as steel, aluminium) to make, and also can adopt plastics or nylon to make.
The utility model can be according to the cable duct of different-diameter, and the plurality of specifications (formation series of products) that designed size is different is carried out supporting.
Claims (8)
1. improve a cable duct sealing device for structure, comprise the elastic sealed body (3) of the flange at two ends, annulus column between two flanges and several to two flanges apply coupling mechanism force with by elastic sealed body to clamping fixed clamping screw (5); It is characterized in that: on described elastic sealed body, be manufactured with several and run through the through hole that two end faces pass through for clamping screw, and in the annular wall portion of this elastic sealed body, be also manufactured with at least one by cutting seam (3-2) open) lap-joint that forms, be beneficial to the radial position adjustment of elastic sealed body.
2. the cable duct sealing device of improvement structure according to claim 1, is characterized in that: this is cut open and is sewn on elastic sealed body helix shape or is parallel to busbar arrangement.
3. the cable duct sealing device of improvement structure according to claim 2, is characterized in that: described two flanges are two semicircular ring flanges and are spliced to form.
4. according to the cable duct sealing device of the improvement structure described in claim 2 or 3, it is characterized in that: the endoporus of described elastic sealed body is cylindrical hole or shoulder hole.
5. the cable duct sealing device of improvement structure according to claim 4, is characterized in that: the quantity of described through hole is identical with the quantity of clamping screw.
6. the cable duct sealing device of improvement structure according to claim 5, is characterized in that: the axis of described through hole is parallel to the bus of elastic sealed body.
7. the cable duct sealing device of improvement structure according to claim 6, is characterized in that: in one of them flange, be embedded with the nut (4) matching with clamping screw.
8. the cable duct sealing device of improvement structure according to claim 7, is characterized in that: described elastic sealed body is rubber seal or plastic seal ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320782627.8U CN203690866U (en) | 2013-12-02 | 2013-12-02 | Cable channel sealing device having improved structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320782627.8U CN203690866U (en) | 2013-12-02 | 2013-12-02 | Cable channel sealing device having improved structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203690866U true CN203690866U (en) | 2014-07-02 |
Family
ID=51012733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320782627.8U Expired - Fee Related CN203690866U (en) | 2013-12-02 | 2013-12-02 | Cable channel sealing device having improved structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203690866U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103633609A (en) * | 2013-12-02 | 2014-03-12 | 何伟林 | Structurally-modified cable duct sealing device |
| CN106684804A (en) * | 2017-01-10 | 2017-05-17 | 湖南空天科技工程有限公司 | Deformable orifice plugging apparatus |
| CN107314188A (en) * | 2016-08-18 | 2017-11-03 | 王慧锋 | A kind of two-way plugging device of pipeline and its application method |
-
2013
- 2013-12-02 CN CN201320782627.8U patent/CN203690866U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103633609A (en) * | 2013-12-02 | 2014-03-12 | 何伟林 | Structurally-modified cable duct sealing device |
| CN107314188A (en) * | 2016-08-18 | 2017-11-03 | 王慧锋 | A kind of two-way plugging device of pipeline and its application method |
| CN107314188B (en) * | 2016-08-18 | 2022-10-28 | 江西斯耐尔电力科技有限公司 | Bidirectional pipeline plugging device and using method thereof |
| CN106684804A (en) * | 2017-01-10 | 2017-05-17 | 湖南空天科技工程有限公司 | Deformable orifice plugging apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140702 Termination date: 20161202 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |