CN213817106U - Be arranged in cable duct reducing sealing device that can superpose - Google Patents
Be arranged in cable duct reducing sealing device that can superpose Download PDFInfo
- Publication number
- CN213817106U CN213817106U CN202022701454.5U CN202022701454U CN213817106U CN 213817106 U CN213817106 U CN 213817106U CN 202022701454 U CN202022701454 U CN 202022701454U CN 213817106 U CN213817106 U CN 213817106U
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- cable
- cavity
- arc plates
- ring
- shell
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- 238000007789 sealing Methods 0.000 title claims abstract description 28
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 230000000903 blocking effect Effects 0.000 claims description 8
- 230000001737 promoting effect Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000004568 cement Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of cable duct sealing equipment, and discloses a stackable reducing sealing device used in a cable duct, which comprises a shell arranged in the cable duct, wherein a cavity with a downward opening is arranged in the shell, and a through hole for a cable to pass through is arranged at the middle part of the upper side surface of the shell; a lantern ring sleeved on the cable is arranged in the cavity through a fixing mechanism, the fixing mechanism comprises a fixing ring sleeved outside the lantern ring, inner arc plates attached to the outer side surface of the lantern ring are uniformly distributed on the inner side of the fixing ring, outer arc plates corresponding to the inner arc plates are arranged on the outer side of the fixing ring, the inner arc plates are connected with the corresponding outer arc plates through connecting rods penetrating through the fixing ring, and first springs used for pushing the inner arc plates to be attached to the outside of the lantern ring are sleeved on the connecting rods; the opening of the cavity is provided with a plugging plate through a screw, and the plugging plate is provided with a mounting hole corresponding to the through hole. Through the structure, the sealing device can plug cables with different diameters, the cables are prevented from shaking in the shell, and the sealing device is convenient to use.
Description
Technical Field
The utility model relates to a cable duct sealing equipment technical field, specifically speaking relates to a but be used for cable duct intermediate diameter sealing device that superposes.
Background
At present, the cables and the interior of an installation pipeline are mostly sealed by filling sealing materials, and cement mixtures and fireproof mud are commonly used for sealing. The material has the advantages of long and unstable performance, short service life, easy falling, complex disassembly, influence on the electric power rush-repair time, large construction amount, high labor intensity of construction, lower construction efficiency and very high accumulative construction cost.
The application number is CN 201621158859.6's patent discloses a can superpose reducing sealing device for among cable duct, it includes the sealing washer, the sealing washer center is equipped with the through-hole, but the inside shutoff piece that sets up the reducing of through-hole, the shutoff piece includes shutoff piece and lower shutoff piece, it comprises in the center cylinder outside by a plurality of rings circumference array to go up the shutoff piece, and ring and center cylinder's one side can be dismantled and connect, lower shutoff piece has a plurality of rings interval array to constitute, and the opposite side of ring can be dismantled and connect, and constitute the face of connecting, the ring of going up the shutoff piece and the recess looks adaptation of lower shutoff piece, both merge and constitute the cylinder, both ends are equipped with the metal stationary blade about the sealing washer, pass through screw fixed connection between the metal stationary blade. Although the sealing device can realize the sealing between the cable duct and the cable, the defect that the diameter of the plugging piece cannot be better adapted to cables with different diameters, so that the cable shakes in the sealing device and the sealing device is inconvenient to use is still existed.
SUMMERY OF THE UTILITY MODEL
The cable of the different diameters of unable better adaptation in aperture to the shutoff piece that exists among the prior art leads to the cable to rock in sealing device, leads to its inconvenient defect, the utility model provides a reducing sealing device can superpose in being arranged in cable duct. The cable fixing mechanism can realize the functions of fixing cables with different diameters and facilitating the fixing of the shell in a cable duct.
In order to solve the above technical problem, the present invention solves the above technical problems.
A stackable variable-diameter sealing device used in a cable pipeline comprises a shell which is arranged in the cable pipeline and is in sealing fit with the circumference of the cable pipeline, a cavity with a downward opening is arranged in the shell, and a through hole for a cable to pass through is arranged in the middle of the upper side surface of the shell; a lantern ring sleeved on the cable is arranged in the cavity through a fixing mechanism, the fixing mechanism comprises a fixing ring sleeved outside the lantern ring, inner arc plates attached to the outer side surface of the lantern ring are uniformly distributed on the inner side of the fixing ring, outer arc plates corresponding to the inner arc plates are arranged on the outer side of the fixing ring, the inner arc plates are connected with the corresponding outer arc plates through connecting rods penetrating through the fixing ring, and first springs used for pushing the inner arc plates to be attached to the outside of the lantern ring are sleeved on the connecting rods; the opening of the cavity is provided with a plugging plate through a screw, and the plugging plate is provided with a mounting hole corresponding to the through hole.
Through the utility model provides a structure for first spring promotes outer arc board extrusion laminating all the time and makes the lantern ring obtain fixedly on the lantern ring of different diameters, thereby sealing device can carry out the shutoff to the cable of different diameters, avoids the cable to rock convenient to use in the casing.
As the preferred, the upper and lower both ends of outer arc board all are equipped with first screw thread post, all are equipped with the strip groove that supplies to correspond first screw thread post and stretch out along solid fixed ring's radial on the last side of casing and the shutoff board, and the screw thread is equipped with the first nut that fits on corresponding casing and shutoff board on the first screw thread post.
Through the utility model provides a structure for it makes its extrusion laminating make the holistic rigidity of fixed establishment lead to its fixed lantern ring's effect better on the casing to twist to move first nut.
Preferably, the upper end face of the fixing ring is provided with a mounting ring, and the mounting ring is connected to the upper side wall of the cavity through a screw, so that the fixing mechanism is preferably fixed in the cavity conveniently.
Preferably, sliding grooves are symmetrically formed in the upper side wall of the cavity along the radial direction of the through hole, and guide columns are arranged in the sliding grooves; be equipped with the extension piece that the lower extreme stretches into in the cavity in the sliding tray, the guide post passes the setting of extending the piece, and the cover is equipped with the second spring that is used for promoting the extension piece to move to the cavity lateral wall on the guide post, is equipped with the wear-resisting piece that stretches out the casing outside on the extension piece.
Through the utility model provides a structure for the second spring promotes all the time and extends the piece and drive the wear-resisting piece of cavity lateral wall and stretch out the casing outside, thereby increases the frictional force in the casing outside and makes it fix in cable duct better.
Preferably, the upper end of the extension block is provided with a second threaded column extending out of the sliding groove, and a second nut attached to the upper side face of the shell is sleeved on the second threaded column in a threaded manner.
Through the utility model provides a structure for thereby twist and move the second nut and make its extrusion laminating and be in fixed state when making wear-resisting piece stretch out the casing on the casing and make the casing better at cable duct internal fixation.
Drawings
FIG. 1 is a schematic view of a stackable variable diameter seal device used in a cable duct according to example 1;
FIG. 2 is a schematic sectional view of a sealing device in example 1;
FIG. 3 is a schematic view of a fixing mechanism in embodiment 1;
FIG. 4 is a schematic view of the plugging ring of example 1;
fig. 5 is a schematic sectional view of the housing in embodiment 1.
The names of the parts indicated by the numerical references in the drawings are as follows: 100. a housing; 101. a through hole; 110. a plugging plate; 120. a collar; 211. a cavity; 212. a strip-shaped groove; 220. a fixing ring; 221. an inner arc plate; 222. an outer arc plate; 223. a connecting rod; 224. a first spring; 231. mounting holes; 240. a first nut; 311. a first threaded post; 321. a mounting ring; 511. a sliding groove; 512. a guide post; 520. an extension block; 521. a wear-resistant block; 522. a second threaded post; 530. a second spring; 540. a second nut.
Detailed Description
For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples. It is to be understood that the examples are illustrative of the invention only and are not limiting.
Example 1
As shown in fig. 1 to 5, the embodiment provides a stackable variable diameter sealing device for a cable duct, which includes a housing 100 disposed in the cable duct and hermetically fitted to the circumference of the cable duct, a cavity 211 having a downward opening is disposed in the housing 100, and a through hole 101 for a cable to pass through is disposed at a middle portion of an upper side surface of the housing 100; a lantern ring 120 sleeved on the cable is arranged in the cavity 211 through a fixing mechanism, the fixing mechanism comprises a fixing ring 220 sleeved outside the lantern ring 120, inner arc plates 221 attached to the outer side surface of the lantern ring 120 are uniformly distributed on the inner side of the fixing ring 220, outer arc plates 222 corresponding to the inner arc plates 221 are arranged on the outer side of the fixing ring 220, the inner arc plates 221 and the corresponding outer arc plates 222 are connected through connecting rods 223 penetrating through the fixing ring 220, and first springs 224 used for pushing the inner arc plates 221 to be attached to the outer side of the lantern ring 120 are sleeved on the connecting rods 223; the opening of the cavity 211 is provided with a blocking plate 110 by screws, and the blocking plate 110 is provided with mounting holes 231 corresponding to the through holes 101.
In this embodiment, the fixing ring 220, the inner arc plate 221, the outer arc plate 222, the connecting rod 223 and the first spring 224 are arranged, so that the first spring 224 always pushes the outer arc plate 222 to be extruded and attached to the outer side surface of the lantern ring 120, and the lantern ring 120 is fixed; the cable passes through the collar 120 and the cavity 211 is blocked by the blocking plate 110, so that the collar 120 is fixed in the housing 100, wherein the housing 100 is arranged in the cable duct, so that the cable and the cable duct are blocked; in this embodiment, according to the diameter size of cable, can adopt the lantern ring 120 of different diameters, because first spring 224's setting for fixed establishment can fix the lantern ring 120 of different diameters, thereby sealing device can carry out the shutoff to the cable of different diameters, avoids the cable to rock convenient to use in casing 100.
In this embodiment, the upper end and the lower end of the outer arc plate 222 are both provided with a first threaded post 311, the upper side surface of the casing 100 and the blocking plate 110 are both provided with a strip-shaped groove 212 along the radial direction of the fixing ring 220 for the first threaded post 311 to extend out, and the first threaded post 311 is provided with a first nut 240 attached to the corresponding casing 100 and the blocking plate 110.
Through the structure in the embodiment, the first nut 240 is screwed to be pressed and attached to the casing 100, so that the outer arc plate 222 is fixed in position, and the fixing effect of the fixing mechanism on the collar 120 is better due to the integral fixed position of the fixing mechanism.
In this embodiment, the upper end surface of the fixing ring 220 is provided with a mounting ring 321, and the mounting ring 321 is connected to the upper side wall of the cavity 211 by screws, preferably to facilitate the fixing of the fixing mechanism in the cavity 211.
In this embodiment, the upper sidewall of the cavity 211 is symmetrically provided with sliding grooves 511 along the radial direction of the through hole 101, and the sliding grooves 511 are internally provided with guide posts 512; an extension block 520 with the lower end extending into the cavity 211 is arranged in the sliding groove 511, the guide column 512 penetrates through the extension block 520, a second spring 530 used for pushing the extension block 520 to move towards the side wall of the cavity 211 is sleeved on the guide column 512, and a wear-resistant block 521 extending out of the outer side of the shell 100 is arranged on the extension block 520.
Through the configuration in the present embodiment, the guide post 512 penetrates the extension block 520 to enable the extension block 520 to be slidably installed in the cavity 211, wherein, through the arrangement of the second spring 530, the second spring 530 always pushes the extension block 520 to move towards the sidewall of the cavity 211 to drive the wear-resistant block 521 to extend out of the housing 100, so as to increase the friction force outside the housing 100 to be preferably fixed in the cable duct.
In this embodiment, the upper end of the extension block 520 is provided with a second threaded post 522 extending out of the sliding slot 511, and a second nut 540 attached to the upper side surface of the housing 100 is screwed on the second threaded post 522.
Through the configuration in this embodiment, the second nut 540 is screwed to press and fit on the housing 100, so that the position of the extension block 520 is fixed, and therefore, when the wear-resistant block 521 extends out of the housing 100, the housing 100 is preferably fixed in the cable duct.
When the stackable reducing sealing device for the cable duct is used specifically, firstly, a proper lantern ring 120 is selected according to the diameter of a cable, then, the outer arc plate 221 presses the lantern ring 120 to be fixed in the casing 100, the blocking plate 110 blocks the opening, then, the cable penetrates through the lantern ring 120, the first nut 240 is screwed to fix the position of the outer arc plate 222, the lantern ring 120 is preferably fixed, and then, the second nut 540 is screwed to fix the extension plate 520, so that the wear-resistant block 521 is ensured to extend out of the casing 100 to a better thickness, and the casing 100 is conveniently fixed in the cable duct.
In short, the above description is only a preferred embodiment of the present invention, and all the equivalent changes and modifications made in accordance with the claims of the present invention should be covered by the scope of the present invention.
Claims (5)
1. The utility model provides a can superpose reducing sealing device for among cable duct which characterized in that: the cable protection device comprises a shell (100) which is arranged in a cable duct and is matched with the cable duct in a circumferential sealing manner, a cavity (211) with a downward opening is arranged in the shell (100), and a through hole (101) for a cable to pass through is formed in the middle of the upper side surface of the shell (100); a lantern ring (120) sleeved on the cable is arranged in the cavity (211) through a fixing mechanism, the fixing mechanism comprises a fixing ring (220) sleeved outside the lantern ring (120), inner arc plates (221) attached to the outer side face of the lantern ring (120) are uniformly distributed on the inner side of the fixing ring (220), outer arc plates (222) corresponding to the inner arc plates (221) are arranged on the outer side of the fixing ring (220), the inner arc plates (221) and the corresponding outer arc plates (222) are connected through connecting rods (223) penetrating through the fixing ring (220), and first springs (224) used for pushing the inner arc plates (221) to be attached to the outer side of the lantern ring (120) are sleeved on the connecting rods (223); the opening of the cavity (211) is provided with a plugging plate (110) through a screw, and the plugging plate (110) is provided with a mounting hole (231) corresponding to the through hole (101).
2. The stackable reducing seal device for cable ducts according to claim 1, wherein: the upper end and the lower end of the outer arc plate (222) are respectively provided with a first threaded column (311), the upper side surface of the shell (100) and the blocking plate (110) are respectively provided with a strip-shaped groove (212) extending out along the radial direction of the fixing ring (220), and the first threaded column (311) is provided with a first nut (240) which is attached to the corresponding shell (100) and the blocking plate (110).
3. The stackable reducing seal device for cable ducts according to claim 1, wherein: the upper end face of the fixed ring (220) is provided with a mounting ring (321), and the mounting ring (321) is connected to the upper side wall of the cavity (211) through screws.
4. The stackable reducing seal device for cable ducts according to claim 1, wherein: sliding grooves (511) are symmetrically formed in the upper side wall of the cavity (211) along the radial direction of the through hole (101), and guide columns (512) are arranged in the sliding grooves (511); be equipped with extension piece (520) that the lower extreme stretches into in cavity (211) in sliding tray (511), guide post (512) pass extension piece (520) and set up, and the cover is equipped with on guide post (512) and is used for promoting extension piece (520) to move to second spring (530) of cavity (211) lateral wall, is equipped with on extension piece (520) and stretches out wear-resisting piece (521) in casing (100) outside.
5. The stackable reducing seal device for cable ducts according to claim 4, wherein: the upper end of the extension block (520) is provided with a second threaded column (522) extending out of the sliding groove (511), and a second nut (540) attached to the upper side face of the shell (100) is sleeved on the second threaded column (522) in a threaded manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022701454.5U CN213817106U (en) | 2020-11-20 | 2020-11-20 | Be arranged in cable duct reducing sealing device that can superpose |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022701454.5U CN213817106U (en) | 2020-11-20 | 2020-11-20 | Be arranged in cable duct reducing sealing device that can superpose |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213817106U true CN213817106U (en) | 2021-07-27 |
Family
ID=76936850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022701454.5U Expired - Fee Related CN213817106U (en) | 2020-11-20 | 2020-11-20 | Be arranged in cable duct reducing sealing device that can superpose |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213817106U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114976684A (en) * | 2022-06-17 | 2022-08-30 | 浙江久盛交联电缆有限公司 | Cable assembly for railway rolling stock current collector |
-
2020
- 2020-11-20 CN CN202022701454.5U patent/CN213817106U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114976684A (en) * | 2022-06-17 | 2022-08-30 | 浙江久盛交联电缆有限公司 | Cable assembly for railway rolling stock current collector |
| CN114976684B (en) * | 2022-06-17 | 2023-06-20 | 浙江久盛交联电缆有限公司 | Cable assembly for railway rolling stock current collector |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210727 |