CN113541048B - Novel cable duct bank repairing device and repairing method thereof - Google Patents
Novel cable duct bank repairing device and repairing method thereof Download PDFInfo
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- CN113541048B CN113541048B CN202110815933.6A CN202110815933A CN113541048B CN 113541048 B CN113541048 B CN 113541048B CN 202110815933 A CN202110815933 A CN 202110815933A CN 113541048 B CN113541048 B CN 113541048B
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- calandria
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- 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
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/16—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for repairing insulation or armouring of cables
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Abstract
The invention relates to a novel cable duct bank repairing device and a repairing method thereof, and belongs to the technical field of cable duct bank repairing devices and repairing methods thereof. The cable drainage pipe repairing device comprises a cylindrical drainage pipe repairing body, wherein an inner cavity formed by a first drainage pipe repairing part and a second drainage pipe repairing part is in a hollow cylindrical shape, an opening used for penetrating through a cable is formed in the length direction of the first drainage pipe repairing part, the second drainage pipe repairing part is inserted into the opening and can seal the opening, and the drainage pipe repairing body and a normal drainage pipe are fastened into a whole through a specially-shaped hoop and a hoop body which are butted up and down. The invention can simultaneously make up the defects of low mechanical strength of the cable duct bank and cable smoothness caused by the cable duct wall attached to the outer side of the cable duct bank, high cost of newly-arranged work wells at damaged positions, long maintenance period, increased road hidden danger and the like, and enables the duct bank to be repaired more conveniently, more efficiently, time-saving and labor-saving and convenient to construct.
Description
Technical Field
The invention relates to a novel cable duct bank repairing device and a repairing method thereof, and belongs to the technical field of cable duct bank repairing devices and repairing methods thereof.
Background
At any time, modern urbanization develops, and more cable channels are provided, so that the cable duct bank is more and more widely applied. In municipal administration and other construction engineering work processes, the damaged condition of cable duct bank occasionally takes place.
To the damaged calandria, the existing repair process is too simple: firstly, a layer of pipe wall is attached to the outer side of a damaged cable pipe, so that the cost is low, but the mechanical strength of the pipe and the smoothness of the cable are low; secondly, a working well is additionally arranged at the damaged part, so that the smoothness of the cable is kept, the hidden danger of a road is increased, and the cost is higher.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a novel cable duct repairing device and a repairing method thereof, which can simultaneously overcome the defects of low mechanical strength and cable patency of a duct bank caused by the attachment of a cable duct wall on the outer side of the cable duct bank, high cost of a newly-built working well at a damaged position, long maintenance period, increased road hidden danger and the like, and ensure that the duct bank is repaired more conveniently, efficiently, time-saving and labor-saving and is convenient to construct.
In order to achieve the purpose, the invention provides the following technical scheme:
a novel cable calandria repairing device is characterized by comprising a calandria repairing body, wherein an inner cavity formed by a first calandria repairing piece 1 and a second calandria repairing piece 3 is cylindrical, the first calandria repairing piece 1 is hollow and cylindrical, an opening used for penetrating a cable 12 is formed in the length direction of the first calandria repairing piece 1, the second calandria repairing piece 3 is inserted into the opening and can seal the opening, and the calandria repairing body and a normal calandria 10 are fastened into a whole through a special-shaped hoop 5 and a hoop body 4 which are butted up and down; the upper surface and the lower surface of the second pipe row repairing part 3 are both arc-shaped, two sides of the second pipe row repairing part 3, which are contacted with the first pipe row repairing part 1, are in a step shape, and the lower surface of the second pipe row repairing part 3 is connected with the inner surface of the first pipe row repairing part 1 to form a cylindrical inner cavity;
the special-shaped hoop 5 is integrally C-shaped, a clamping groove 6 is formed in the lower surface of the special-shaped hoop 5, and the shape of the clamping groove 6 is matched with the shape of the part, higher than the first calandria repair part 1, of the second calandria repair part 3;
mounting lugs 7 are arranged at two ends of the special-shaped hoop 5 and the hoop body 4, and screw holes 9 for mounting screws 8 are formed in the mounting lugs 7;
the calandria restoration body also comprises a third calandria restoration part 11, the third calandria restoration part 11 is positioned on the outer surface of the normal calandria 10 and is close to the second calandria restoration part 3, and the shape of the third calandria restoration part 11 is matched with the shape of the part of the second calandria restoration part 3 which is higher than the first calandria restoration part 1, so that the calandria restoration body and the normal calandria 10 are fastened into a whole through a hoop;
the width of the opening is more than or equal to 100mm, and the inner diameter of the calandria prosthesis is equal to the inner diameter of the normal calandria 10 and is 167mm;
the linear distance between two ends of the lower surface of the second pipe row repairing part 3 is more than or equal to 100mm, a first step of the second pipe row repairing part 3 is matched with an opening of the first pipe row repairing part 1 and can form a cylinder with the inner diameter of 167mm, and the inner surface of a second step of the second pipe row repairing part 3 is tightly attached to the outer surface of the first pipe row repairing part 1.
The invention discloses a method for repairing a novel cable duct bank repairing device, which is characterized by comprising the following steps of:
1. cutting off the whole calandria section where the crushing part is located;
2. sleeving a first calandria repairing piece 1 outside a cable 12, and then installing a second calandria repairing piece 3 at an opening of the first calandria repairing piece 1 to form a calandria repairing body;
3. one end of the pipe arranging prosthesis is close to the normal pipe arranging 10, the third pipe arranging repairing piece 11 is placed on the normal pipe arranging 10 and is close to the second pipe arranging repairing piece 3, or the third pipe arranging repairing piece 11 and the second pipe arranging repairing piece 3 are connected into a whole;
4. the normal calandria 10 and the calandria restoration body are fastened into a whole through the specially-shaped hoop 5 and the hoop body 4 which are butted up and down, the number of the hoops is determined according to the restoration length of the calandria, the inner wall of the calandria after restoration is ensured to be smooth, and the cable laying requirement is met;
5. and after the calandria is repaired, concrete encapsulation or reinforced concrete encapsulation is carried out, and the original requirements of the surrounding landform, the strength and the design standard before damage are restored.
Compared with the prior art, the invention can produce the following positive effects: the calandria repairing piece is manufactured, the calandria repairing piece replaces an original broken calandria, and the calandria hoop is used for fixing the periphery of the calandria, so that the calandria repairing piece is fastened and connected with the original calandria, the inner wall of the calandria after repairing is ensured to be smooth, and the cable laying requirement is met. The method can efficiently and conveniently repair the damaged calandria, avoids a series of problems caused by newly-built wells, reduces the repair cost and improves the repair efficiency. Comprises the following components:
simple structure and convenient installation. And (4) directly selecting a repair piece with a proper length according to the damage condition of the pipe bank and assembling the repair piece with the original pipe bank through a hoop.
Reliable repair and strength guarantee. The problem of the calandria mechanical strength that leads to at the direct cable pipe wall of attaching in original cable calandria outside and cable unobstructed degree is low is solved. When the device is used, the support is fixed on the ground, the clamping hook or the manned insulating hopper is conveyed to a proper position in the well, the well cover and the operating personnel can be lifted by pulling the conducting hook by hand, and the operation and the use are convenient.
Low use cost and high safety factor. The problems of high cost, long maintenance period, increase of potential safety hazards of roads and the like caused by newly arranging a working well at a damaged part are solved.
Strong expansibility and wide application range. The design of the repair part and the shroud ring is designed according to the size of a standard calandria, and for the condition that different types of calandria are broken, the repair part and the shroud ring are standardized and produced in batches only according to the corresponding size of the calandria, so that the applicability is wide.
Drawings
Fig. 1 is a schematic structural view of a novel cable duct repairing device in the direction 1;
fig. 2 is a schematic structural view of a direction 2 of the novel cable duct repairing device of the invention;
FIG. 3 is a schematic structural view of the first pipe row repairing part, the second pipe row repairing part, the special-shaped hoop and the hoop body which are integrally installed;
fig. 4 is a schematic structural diagram of the special-shaped hoop.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Example 1
The novel cable duct bank repairing device disclosed by the embodiment is characterized by referring to fig. 1-4, and comprises a cylindrical duct bank repairing body, wherein an inner cavity formed by a first duct bank repairing part 1 and a second duct bank repairing part 3 is a cylindrical duct bank repairing body, the first duct bank repairing part 1 is hollow and cylindrical, an opening for penetrating a cable 12 is formed in the length direction of the first duct bank repairing part 1, the second duct bank repairing part 3 is inserted into the opening and can seal the opening, and the duct bank repairing body and a normal duct bank 10 are fastened into a whole through a special-shaped hoop 5 and a hoop body 4 which are butted up and down; the upper surface and the lower surface of the second pipe row repairing part 3 are both arc-shaped, two sides of the second pipe row repairing part 3, which are contacted with the first pipe row repairing part 1, are in a step shape, and the lower surface of the second pipe row repairing part 3 is connected with the inner surface of the first pipe row repairing part 1 to form a cylindrical inner cavity;
the special-shaped hoop 5 is integrally C-shaped, a clamping groove 6 is formed in the lower surface of the special-shaped hoop 5, and the shape of the clamping groove 6 is matched with the shape of the part, higher than the first exhaust pipe repairing part 1, of the second exhaust pipe repairing part 3; mounting lugs 7 are arranged at two ends of the special-shaped hoop 5 and the hoop body 4, screw holes 9 for mounting screws 8 are formed in the mounting lugs 7, and gaskets 13 are arranged on the screws 8;
the calandria restoration further comprises a third calandria restoration part 11, the third calandria restoration part 11 is positioned on the outer surface of the normal calandria 10 and is positioned close to the second calandria restoration part 3, and the shape of the third calandria restoration part 11 is matched with the shape of the part of the second calandria restoration part 3, which is higher than the first calandria restoration part 1, so that the calandria restoration and the normal calandria 10 can be fastened into a whole through hooping;
the width of the opening is more than or equal to 100mm, and the inner diameter of the calandria prosthesis is equal to the inner diameter of the normal calandria 10, and is 167mm; the linear distance between two ends of the lower surface of the second calandria repairing piece 3 is more than or equal to 100mm, the first step of the second calandria repairing piece 3 is matched with the opening of the first calandria repairing piece 1 and can form a cylinder with the inner diameter of 167mm, and the inner surface of the second step of the second calandria repairing piece 3 is tightly attached to the outer surface of the first calandria repairing piece 1.
The repairing method of the novel cable duct bank repairing device comprises the following steps:
1. cutting off the whole pipe arranging section where the crushing part is located;
2. sleeving a first calandria repairing piece 1 outside a cable 12, and then installing a second calandria repairing piece 3 at an opening of the first calandria repairing piece 1 to form a calandria repairing body;
3. one end of the calandria restoration body is close to the normal calandria 10, the third calandria restoration piece 11 is placed on the normal calandria 10 and is close to the second calandria restoration piece 3, or the third calandria restoration piece 11 and the second calandria restoration piece 3 are connected into a whole;
4. the normal calandria 10 and the calandria restoration body are fastened into a whole through the specially-shaped hoop 5 and the hoop body 4 which are butted up and down, the number of the hoops is determined according to the restoration length of the calandria, the inner wall of the calandria after restoration is ensured to be smooth, and the cable laying requirement is met;
5. and after the calandria is repaired, concrete encapsulation or reinforced concrete encapsulation is carried out, and the original peripheral landform, strength and design standard requirements before damage are recovered.
The invention can simultaneously make up the defects of low mechanical strength of the cable duct, low smoothness of the cable, high cost of newly-arranged work wells at damaged positions, long maintenance period, increased road hidden danger and the like caused by the cable duct wall attached to the outer side of the cable duct, and enables the duct to be repaired more conveniently, efficiently, time-saving and labor-saving and convenient to construct.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. A novel cable calandria repairing device is characterized by comprising a calandria repairing body, wherein an inner cavity formed by a first calandria repairing piece and a second calandria repairing piece is cylindrical, the first calandria repairing piece is hollow and cylindrical, an opening used for penetrating a cable is formed in the length direction of the first calandria repairing piece, the second calandria repairing piece is inserted into the opening and can seal the calandria, and the repairing body and a normal calandria are fastened into a whole through a specially-shaped hoop and a hoop body which are butted up and down; the upper surface and the lower surface of the second calandria repair piece are both arc-shaped, two sides of the second calandria repair piece, which are in contact with the first calandria repair piece, are in a stepped shape, and the lower surface of the second calandria repair piece is connected with the inner surface of the first calandria repair piece to form a cylindrical inner cavity;
the calandria restoration body also comprises a third calandria restoration part, the third calandria restoration part is positioned on the outer surface of the normal calandria and is close to the second calandria restoration part, and the shape of the third calandria restoration part is matched with the shape of the part of the second calandria restoration part, which is higher than that of the first calandria restoration part, so that the calandria restoration body and the normal calandria can be fastened into a whole through a hoop;
the special-shaped hoop is integrally C-shaped, a clamping groove is formed in the lower surface of the special-shaped hoop, and the shape of the clamping groove is matched with the shape of the part, higher than the first calandria repairing part, of the second calandria repairing part;
the repairing method of the novel cable duct bank repairing device comprises the following steps:
1) Cutting off the whole pipe bank section where the crushing part is located;
2) Sleeving the first calandria repairing piece outside the cable, and then installing the second calandria repairing piece at the opening of the first calandria repairing piece to form a calandria repairing body;
3) One end of the calandria restoration body is close to the normal calandria, the third calandria restoration piece is placed on the normal calandria and is close to the second calandria restoration piece, or the third calandria restoration piece and the second calandria restoration piece are connected into a whole;
4) The normal calandria and the calandria restoration body are fastened into a whole through the vertically butted special-shaped hoop and the hoop body, the number of the hoops is determined according to the restoration length of the calandria, the smoothness of the inner wall of the calandria after restoration is ensured, and the cable laying requirement is met;
5) And after repairing the calandria, performing concrete encapsulation or performing reinforced concrete encapsulation to restore the original peripheral landform, strength and design standard requirements before damage.
2. A new cable duct bank repairing device according to claim 1, characterized in that: the special-shaped hoop and the two ends of the hoop body are provided with mounting lugs, and screw holes for mounting screws are formed in the mounting lugs.
3. A new cable duct bank repairing device according to claim 1, characterized in that: the width of the opening is more than or equal to 100mm, and the inner diameter of the calandria restoration is consistent with the inner diameter of a normal calandria and is 167mm.
4. A new cable duct bank repairing device according to claim 3, characterized in that: the linear distance between two ends of the lower surface of the second calandria repairing piece is more than or equal to 100mm, a first step of the second calandria repairing piece is matched with an opening of the first calandria repairing piece and can form a cylinder with the inner diameter of 167mm, and the inner surface of a second step of the second calandria repairing piece is tightly attached to the outer surface of the first calandria repairing piece.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110815933.6A CN113541048B (en) | 2021-07-20 | 2021-07-20 | Novel cable duct bank repairing device and repairing method thereof |
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| CN202110815933.6A CN113541048B (en) | 2021-07-20 | 2021-07-20 | Novel cable duct bank repairing device and repairing method thereof |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108565785A (en) * | 2018-06-05 | 2018-09-21 | 中铁十五局集团电气化工程有限公司 | Direct-buried cable laying method and the dedicated cable protecting sleeve of this method |
| CN209743313U (en) * | 2019-01-21 | 2019-12-06 | 天津市泰达工程设计有限公司 | Overhead connecting piece for cable platform |
| CN212968928U (en) * | 2020-09-17 | 2021-04-13 | 王厚溪 | Power pipeline with heat-insulating function |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101509589A (en) * | 2009-03-31 | 2009-08-19 | 崔同悦 | Non-digging pipe repairing method |
| US10186849B2 (en) * | 2015-08-04 | 2019-01-22 | Speranza Machining, Inc. | Method and apparatus for repairing ISO bus electricity transfer systems |
| CN111654004B (en) * | 2020-06-05 | 2021-05-25 | 广州恒泰电力工程有限公司 | Electric power engineering pipeline and construction method thereof |
| CN112038790B (en) * | 2020-08-05 | 2021-08-06 | 瑞邦电力科技有限公司 | Prefabricated fusion-spliced cable insulation joint and manufacturing method thereof |
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- 2021-07-20 CN CN202110815933.6A patent/CN113541048B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108565785A (en) * | 2018-06-05 | 2018-09-21 | 中铁十五局集团电气化工程有限公司 | Direct-buried cable laying method and the dedicated cable protecting sleeve of this method |
| CN209743313U (en) * | 2019-01-21 | 2019-12-06 | 天津市泰达工程设计有限公司 | Overhead connecting piece for cable platform |
| CN212968928U (en) * | 2020-09-17 | 2021-04-13 | 王厚溪 | Power pipeline with heat-insulating function |
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