CN110707648A - Concave prefabricated part and die for cable groove of distribution line and manufacturing method of concave prefabricated part and die - Google Patents
Concave prefabricated part and die for cable groove of distribution line and manufacturing method of concave prefabricated part and die Download PDFInfo
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- CN110707648A CN110707648A CN201910938536.0A CN201910938536A CN110707648A CN 110707648 A CN110707648 A CN 110707648A CN 201910938536 A CN201910938536 A CN 201910938536A CN 110707648 A CN110707648 A CN 110707648A
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- concave groove
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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
- H02G9/00—Installations of electric cables or lines in or on the ground or water
- H02G9/02—Installations of electric cables or lines in or on the ground or water laid directly in or on the ground, river-bed or sea-bottom; Coverings therefor, e.g. tile
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/14—Producing shaped prefabricated articles from the material by simple casting, the material being neither forcibly fed nor positively compacted
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/0002—Auxiliary parts or elements of the mould
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/20—Moulds for making shaped articles with undercut recesses, e.g. dovetails
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/14—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by boring or drilling
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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
- H02G9/00—Installations of electric cables or lines in or on the ground or water
- H02G9/02—Installations of electric cables or lines in or on the ground or water laid directly in or on the ground, river-bed or sea-bottom; Coverings therefor, e.g. tile
- H02G9/025—Coverings therefor, e.g. tile
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The utility model provides a concave type prefabricated component of distribution lines cable slot, is including being no less than 2 cable concave groove of group, the inside concave type groove that is of cable concave groove, cable concave groove includes cable concave groove body, the both ends of cable concave groove body are provided with the interface end, one interface end is concave fracture, another protruding strip mouth, and the concave fracture of preceding cable concave groove is pegged graft with the sand grip mouth of next cable concave groove, be provided with the infiltration hole on the cable concave groove lateral wall, the top in cable concave groove is provided with the cover board, the cover board is for covering the flat board in cable concave groove top. The invention also relates to a die and a manufacturing method of the concave prefabricated part of the cable groove of the distribution line. The invention can greatly reduce the construction work amount, shorten the construction period, improve the construction efficiency and the construction quality and reduce the construction cost.
Description
Technical Field
The invention relates to the technical field of power equipment, in particular to a concave prefabricated component of a power distribution line cable groove, a component mould and a preparation method of the component mould.
Background
The cable trench is an underground pipeline for laying and replacing electric power or telecommunication cable facilities, is also an enclosure structure of laid cable facilities, and has pipeline structure forms of rectangle, circle, arch and the like.
The cable trench arrangement type in power plant, transformer substation is relevant with field device and topography condition, but no matter indoor or outdoor cable trench, all has following characteristics generally:
(1) the cable trench is a trench with a cover plate, the cover plate must be uncovered when laying and maintaining cables, the cable trench is complicated and inconvenient, and dirt and accumulated water are easy to deposit in the trench. But the civil engineering construction is simple and the cost is low, so the method is often adopted in transformer substations and medium and small power plants.
(2) Outdoor power distribution equipment areas are typically provided with patrol roads for personnel to patrol electrical equipment. Many stations commonly use cable trench covers as part of the inspection and operation lanes.
(3) The cable trench is provided with a cable support, which is usually made of a metal material and is fixed to the trench wall by welding or screws. The cable is supported by the bracket and keeps a certain distance with the bottom of the ditch.
(4) The cable in the cable trench usually takes fire-proof measures, including painting fire-proof paint, blocking and isolating, etc.
(5) The cable trench is provided with a blocking partition wall at the position of entering a building (comprising a control room and a switch room) so as to prevent smoke and fire from spreading to the interior when the cable catches fire. In addition, small animals can be prevented from entering the room.
In the cable trench of the distribution line in the prior art, the trench is manually excavated, and soil and stones are built into the cable trench, so that time and labor are wasted.
Disclosure of Invention
The invention aims to provide a prefabricated integral body which is delivered to the site for integral assembly. The prefabricated cable groove body can greatly reduce the construction work amount and shorten the construction period.
The technical scheme of the invention is as follows:
the utility model provides a concave type prefabricated component of distribution lines cable slot, is including being no less than 2 cable concave groove of group, the inside concave type groove that is of cable concave groove, cable concave groove includes cable concave groove body, the both ends of cable concave groove body are provided with the interface end, one interface end is concave fracture, another protruding strip mouth, and the concave fracture of preceding cable concave groove is pegged graft with the sand grip mouth of next cable concave groove, be provided with the infiltration hole on the cable concave groove lateral wall, the top in cable concave groove is provided with the cover board, the cover board is for covering the flat board in cable concave groove top.
Furthermore, the convex strip port, the concave fracture port and the cable concave groove body are integrally formed, the convex strip port is inserted into the gap of the concave fracture port by at least 10-15cm, the size of the convex strip port is matched with that of the gap of the concave fracture port, a gap is formed in the convex part of the convex strip port, and the width of the gap is consistent with the diameter of the groove in the cable concave groove body.
Further, the cable concave groove is a concrete cable concave groove.
Furthermore, a notch is formed in the bottom of the convex strip opening, and the height of the notch is not smaller than the wall thickness of the bottom of the cable concave groove body.
The utility model provides a distribution lines cable groove concave type prefabricated component's mould, a serial communication port, the mould includes detachable rectangular groove, picture peg, backing plate and two sand grip oral plates, rectangular groove includes four lateral walls and a bottom plate, be provided with the socket on the bottom plate, the picture peg is pegged graft on the socket, the shape of picture peg is unanimous with cable concave groove cavity hollow portion's shape, the picture peg bottom is provided with the breach, the height of breach is unanimous with the height of backing plate, the degree of depth of highly not less than this internal groove of cable concave groove of picture peg, the groove depth of rectangular groove is not less than the height of cable concave groove body.
Preferably, the backing plate is a strip plate, the width of the backing plate is consistent with that of the convex strip opening, the height and the wall thickness of the bottom of the backing plate are not smaller than that of the bottom of the cable concave groove body, and the height of the backing plate is not smaller than the depth of the groove in the cable concave groove body.
Preferably, the length of the two convex strip port plates is consistent with that of the convex strip port, and the width of the convex strip port plates is smaller than the thickness of the side wall of the cable concave groove body.
Preferably, the wall thickness of the concave fracture is smaller than that of the side wall of the cable concave groove body.
A manufacturing method of a concave prefabricated component of a cable groove of a distribution line comprises the following steps:
(1) installing a rectangular groove, and inserting the inserting plate at the inserting opening on the bottom plate;
(2) placing a base plate at one end of the rectangular groove bottom plate, far away from the concave fracture, and respectively placing a convex notch plate and a convex notch plate at the same end of the base plate, wherein the base plate is placed in close contact with two corners of the rectangular groove;
(3) concrete slurry is poured into the rectangular groove, and the rectangular groove is kept stand for 3 to 7 days after the concrete slurry is poured;
(4) after the concrete slurry is formed and dried, removing four side walls and a bottom plate of the rectangular groove, enabling the base plate and the two convex strip port plates to fall off simultaneously, and then knocking off the plug board by using a hammer;
(5) and finally, punching a hole on the cable concave groove body to obtain the concave prefabricated part of the distribution line cable groove.
Preferably, the concrete slurry is light concrete slurry, and the light concrete slurry comprises 400-500 parts of cement, 100-120 parts of fly ash, 240-290 parts of water, 0.5-1 part of waterproof agent, 1-2 parts of fiber and 0.3-0.5 part of foaming agent.
The invention has the beneficial effects that:
the invention can greatly reduce the construction work amount, shorten the construction period, improve the construction efficiency and the construction quality and reduce the construction cost. The cable laying method can be widely applied to cable laying work in distribution lines, and is particularly suitable for operation engineering in urban districts.
Drawings
Fig. 1 is a top view of a cable channel of the present invention.
Fig. 2 is a front view of a cable channel of the present invention.
Fig. 3 is a sectional view of the cable groove of the present invention.
Fig. 4 is a schematic structural view of the mold of the present invention.
Fig. 5 is a top view of the interposer of the present invention.
Fig. 6 is a front view of the board of the present invention.
FIG. 7 is a schematic view of the structure of the rectangular groove of the present invention.
In the attached drawing, 1-a cable concave groove body, 2-a convex strip port, 3-a concave fracture port, 4-a groove cover plate, 5-a water seepage hole, 6-an inserting plate, 7-a convex strip port plate, 8-a backing plate, 9-a rectangular groove and 10-an inserting port.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the application, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited.
The technical solution and structure of the present invention will be described in further detail with reference to the accompanying drawings.
Example 1
As shown in fig. 1-7, a concave prefabricated component of distribution lines cable slot, including being no less than 2 cable concave groove of group, the inside concave groove that is of cable concave groove, cable concave groove includes cable concave groove body 1, the both ends of cable concave groove body 1 are provided with the interface end, one of interface end is concave fracture 3, another protruding strip mouth 2, and the concave fracture 3 of preceding cable concave groove is pegged graft with the sand grip mouth 2 of following cable concave groove, be provided with infiltration hole 5 on the cable concave groove lateral wall, the top of cable concave groove is provided with cover plate 4, cover plate 4 is the flat board of lid in cable concave groove top.
Further, the convex strip port 2, the concave fracture port 3 and the cable concave groove body 1 are integrally formed, the convex strip port 2 is inserted into a gap of the concave fracture port 3 by at least 10-15cm, the size of the convex strip port 2 is matched with that of the concave fracture port 3, a gap is formed in the convex part of the convex strip port 2, and the width of the gap is consistent with the diameter of a groove in the cable concave groove body 1.
Further, the cable concave groove is a concrete cable concave groove.
Furthermore, a gap is formed at the bottom of the convex strip opening 2, and the height of the gap is not less than the wall thickness of the bottom of the cable concave groove body.
The utility model provides a distribution lines cable groove concave type prefabricated component's mould, a serial communication port, the mould includes detachable rectangle groove 9, picture peg 6, backing plate 8 and two sand grip oral plates 7, rectangle groove 9 includes four lateral walls and a bottom plate, be provided with socket 10 on the bottom plate, 6 pegs graft on socket 10 of picture peg, the shape of picture peg 6 is unanimous with cable concave groove cavity hollow portion's shape, 6 bottoms of picture peg are provided with the breach, the height of breach is unanimous with the height of backing plate, the degree of depth that highly is not less than the groove in cable concave groove body 1 of picture peg 6, the groove depth of rectangle groove 9 is not less than the height of cable concave groove body 1.
Preferably, the backing plate 8 is a strip-shaped plate, the width of the backing plate 8 is consistent with that of the convex strip opening 2, the height and the wall thickness of the bottom of the backing plate 8 are not smaller than that of the bottom of the cable concave groove body 1, and the height of the backing plate 8 is not smaller than the depth of a groove in the cable concave groove body 1.
Preferably, the length of the two convex strip port 2 plates is consistent with that of the convex strip port 2, and the width of the convex strip port 2 plates is smaller than the thickness of the side wall of the cable concave groove body 1.
Preferably, the wall thickness of the concave fracture 3 is smaller than that of the side wall of the cable concave groove body 1.
A manufacturing method of a concave prefabricated component of a cable groove of a distribution line comprises the following steps:
(1) installing a rectangular groove 9, and inserting the inserting plate 6 into an inserting opening 10 on the bottom plate;
(2) placing a backing plate 8 at one end of the rectangular groove bottom plate, far away from the concave fracture 3, and then respectively placing a plate with the convex strip openings 2 at the same end of the backing plate 8, wherein the backing plate 8 is placed in a manner of being tightly attached to two corners of the rectangular groove 9;
(3) concrete slurry is poured into the rectangular groove 9, and the rectangular groove is kept stand for 3 to 7 days after the concrete slurry is poured;
(4) after the concrete slurry is formed and dried, removing four side walls and a bottom plate of the rectangular groove 9, enabling the backing plate 8 and the two convex strip openings 2 to fall off at the same time, and then knocking off the inserting plate by using a hammer;
(5) and finally, punching a hole on the cable concave groove body 1 to obtain the concave prefabricated part of the distribution line cable groove.
Preferably, the concrete slurry is lightweight concrete slurry, and the lightweight concrete slurry comprises 400 parts of cement, 100 parts of fly ash, 240 parts of water, 0.5 part of a waterproof agent, 1 part of fiber and 0.3 part of a foaming agent.
In the using process, the concave prefabricated part of the distribution line cable groove is placed in a pre-dug groove, then a cable is placed in the groove, soil is buried, and the groove cover plate 4 is covered after the soil is buried, so that the distribution line cable groove can be finished.
Example 2
As shown in fig. 1-7, a concave prefabricated component of distribution lines cable slot, including being no less than 2 cable concave groove of group, the inside concave groove that is of cable concave groove, cable concave groove includes cable concave groove body 1, the both ends of cable concave groove body 1 are provided with the interface end, one of interface end is concave fracture 3, another protruding strip mouth 2, and the concave fracture 3 of preceding cable concave groove is pegged graft with the sand grip mouth 2 of following cable concave groove, be provided with infiltration hole 5 on the cable concave groove lateral wall, the top of cable concave groove is provided with cover plate 4, cover plate 4 is the flat board of lid in cable concave groove top.
Further, the convex strip port 2, the concave fracture port 3 and the cable concave groove body 1 are integrally formed, the convex strip port 2 is inserted into a gap of the concave fracture port 3 by at least 10-15cm, the size of the convex strip port 2 is matched with that of the concave fracture port 3, a gap is formed in the convex part of the convex strip port 2, and the width of the gap is consistent with the diameter of a groove in the cable concave groove body 1.
Further, the cable concave groove is a concrete cable concave groove.
Furthermore, a gap is formed at the bottom of the convex strip opening 2, and the height of the gap is not less than the wall thickness of the bottom of the cable concave groove body.
The utility model provides a distribution lines cable groove concave type prefabricated component's mould, a serial communication port, the mould includes detachable rectangle groove 9, picture peg 6, backing plate 8 and two sand grip oral plates 7, rectangle groove 9 includes four lateral walls and a bottom plate, be provided with socket 10 on the bottom plate, 6 pegs graft on socket 10 of picture peg, the shape of picture peg 6 is unanimous with cable concave groove cavity hollow portion's shape, 6 bottoms of picture peg are provided with the breach, the height of breach is unanimous with the height of backing plate, the degree of depth that highly is not less than the groove in cable concave groove body 1 of picture peg 6, the groove depth of rectangle groove 9 is not less than the height of cable concave groove body 1.
Preferably, the backing plate 8 is a strip-shaped plate, the width of the backing plate 8 is consistent with that of the convex strip opening 2, the height and the wall thickness of the bottom of the backing plate 8 are not smaller than that of the bottom of the cable concave groove body 1, and the height of the backing plate 8 is not smaller than the depth of a groove in the cable concave groove body 1.
Preferably, the length of the two convex strip port 2 plates is consistent with that of the convex strip port 2, and the width of the convex strip port 2 plates is smaller than the thickness of the side wall of the cable concave groove body 1.
Preferably, the wall thickness of the concave fracture 3 is smaller than that of the side wall of the cable concave groove body 1.
A manufacturing method of a concave prefabricated component of a cable groove of a distribution line comprises the following steps:
(1) installing a rectangular groove 9, and inserting the inserting plate 6 into an inserting opening 10 on the bottom plate;
(2) placing a backing plate 8 at one end of the rectangular groove bottom plate, far away from the concave fracture 3, and then respectively placing a plate with the convex strip openings 2 at the same end of the backing plate 8, wherein the backing plate 8 is placed in a manner of being tightly attached to two corners of the rectangular groove 9;
(3) concrete slurry is poured into the rectangular groove 9, and the rectangular groove is kept stand for 3 to 7 days after the concrete slurry is poured;
(4) after the concrete slurry is formed and dried, removing four side walls and a bottom plate of the rectangular groove 9, enabling the backing plate 8 and the two convex strip openings 2 to fall off at the same time, and then knocking off the inserting plate by using a hammer;
(5) and finally, punching a hole on the cable concave groove body 1 to obtain the concave prefabricated part of the distribution line cable groove.
Preferably, the concrete slurry is lightweight concrete slurry, and the lightweight concrete slurry comprises 500 parts of cement, 120 parts of fly ash, 290 parts of water, 1 part of waterproof agent, 2 parts of fiber and 0.5 part of foaming agent.
In the using process, the concave prefabricated part of the distribution line cable groove is placed in a pre-dug groove, then a cable is placed in the groove, soil is buried, and the groove cover plate 4 is covered after the soil is buried, so that the distribution line cable groove can be finished.
Example 3
As shown in fig. 1-7, a concave prefabricated component of distribution lines cable slot, including being no less than 2 cable concave groove of group, the inside concave groove that is of cable concave groove, cable concave groove includes cable concave groove body 1, the both ends of cable concave groove body 1 are provided with the interface end, one of interface end is concave fracture 3, another protruding strip mouth 2, and the concave fracture 3 of preceding cable concave groove is pegged graft with the sand grip mouth 2 of following cable concave groove, be provided with infiltration hole 5 on the cable concave groove lateral wall, the top of cable concave groove is provided with cover plate 4, cover plate 4 is the flat board of lid in cable concave groove top.
Further, the convex strip port 2, the concave fracture port 3 and the cable concave groove body 1 are integrally formed, the convex strip port 2 is inserted into a gap of the concave fracture port 3 by at least 10-15cm, the size of the convex strip port 2 is matched with that of the concave fracture port 3, a gap is formed in the convex part of the convex strip port 2, and the width of the gap is consistent with the diameter of a groove in the cable concave groove body 1.
Further, the cable concave groove is a concrete cable concave groove.
Furthermore, a gap is formed at the bottom of the convex strip opening 2, and the height of the gap is not less than the wall thickness of the bottom of the cable concave groove body.
The utility model provides a distribution lines cable groove concave type prefabricated component's mould, a serial communication port, the mould includes detachable rectangle groove 9, picture peg 6, backing plate 8 and two sand grip oral plates 7, rectangle groove 9 includes four lateral walls and a bottom plate, be provided with socket 10 on the bottom plate, 6 pegs graft on socket 10 of picture peg, the shape of picture peg 6 is unanimous with cable concave groove cavity hollow portion's shape, 6 bottoms of picture peg are provided with the breach, the height of breach is unanimous with the height of backing plate, the degree of depth that highly is not less than the groove in cable concave groove body 1 of picture peg 6, the groove depth of rectangle groove 9 is not less than the height of cable concave groove body 1.
Preferably, the backing plate 8 is a strip-shaped plate, the width of the backing plate 8 is consistent with that of the convex strip opening 2, the height and the wall thickness of the bottom of the backing plate 8 are not smaller than that of the bottom of the cable concave groove body 1, and the height of the backing plate 8 is not smaller than the depth of a groove in the cable concave groove body 1.
Preferably, the length of the two convex strip port 2 plates is consistent with that of the convex strip port 2, and the width of the convex strip port 2 plates is smaller than the thickness of the side wall of the cable concave groove body 1.
Preferably, the wall thickness of the concave fracture 3 is smaller than that of the side wall of the cable concave groove body 1.
A manufacturing method of a concave prefabricated component of a cable groove of a distribution line comprises the following steps:
(1) installing a rectangular groove 9, and inserting the inserting plate 6 into an inserting opening 10 on the bottom plate;
(2) placing a backing plate 8 at one end of the rectangular groove bottom plate, far away from the concave fracture 3, and then respectively placing a plate with the convex strip openings 2 at the same end of the backing plate 8, wherein the backing plate 8 is placed in a manner of being tightly attached to two corners of the rectangular groove 9;
(3) concrete slurry is poured into the rectangular groove 9, and the rectangular groove is kept stand for 3 to 7 days after the concrete slurry is poured;
(4) after the concrete slurry is formed and dried, removing four side walls and a bottom plate of the rectangular groove 9, enabling the backing plate 8 and the two convex strip openings 2 to fall off at the same time, and then knocking off the inserting plate by using a hammer;
(5) and finally, punching a hole on the cable concave groove body 1 to obtain the concave prefabricated part of the distribution line cable groove.
Preferably, the concrete slurry is light concrete slurry, and the light concrete slurry comprises 400-500 parts of cement, 110 parts of fly ash, 260 parts of water, 0.8 part of waterproof agent, 1.5 parts of fiber and 0.4 part of foaming agent.
In the using process, the concave prefabricated part of the distribution line cable groove is placed in a pre-dug groove, then a cable is placed in the groove, soil is buried, and the groove cover plate 4 is covered after the soil is buried, so that the distribution line cable groove can be finished.
Example 4
As shown in fig. 1-7, a concave prefabricated component of distribution lines cable slot, including being no less than 2 cable concave groove of group, the inside concave groove that is of cable concave groove, cable concave groove includes cable concave groove body 1, the both ends of cable concave groove body 1 are provided with the interface end, one of interface end is concave fracture 3, another protruding strip mouth 2, and the concave fracture 3 of preceding cable concave groove is pegged graft with the sand grip mouth 2 of following cable concave groove, be provided with infiltration hole 5 on the cable concave groove lateral wall, the top of cable concave groove is provided with cover plate 4, cover plate 4 is the flat board of lid in cable concave groove top.
Further, the convex strip port 2, the concave fracture port 3 and the cable concave groove body 1 are integrally formed, the convex strip port 2 is inserted into a gap of the concave fracture port 3 by at least 10-15cm, the size of the convex strip port 2 is matched with that of the concave fracture port 3, a gap is formed in the convex part of the convex strip port 2, and the width of the gap is consistent with the diameter of a groove in the cable concave groove body 1.
Further, the cable concave groove is a concrete cable concave groove.
Furthermore, a gap is formed at the bottom of the convex strip opening 2, and the height of the gap is not less than the wall thickness of the bottom of the cable concave groove body.
The utility model provides a distribution lines cable groove concave type prefabricated component's mould, a serial communication port, the mould includes detachable rectangle groove 9, picture peg 6, backing plate 8 and two sand grip oral plates 7, rectangle groove 9 includes four lateral walls and a bottom plate, be provided with socket 10 on the bottom plate, 6 pegs graft on socket 10 of picture peg, the shape of picture peg 6 is unanimous with cable concave groove cavity hollow portion's shape, 6 bottoms of picture peg are provided with the breach, the height of breach is unanimous with the height of backing plate, the degree of depth that highly is not less than the groove in cable concave groove body 1 of picture peg 6, the groove depth of rectangle groove 9 is not less than the height of cable concave groove body 1.
Preferably, the backing plate 8 is a strip-shaped plate, the width of the backing plate 8 is consistent with that of the convex strip opening 2, the height and the wall thickness of the bottom of the backing plate 8 are not smaller than that of the bottom of the cable concave groove body 1, and the height of the backing plate 8 is not smaller than the depth of a groove in the cable concave groove body 1.
Preferably, the length of the two convex strip port 2 plates is consistent with that of the convex strip port 2, and the width of the convex strip port 2 plates is smaller than the thickness of the side wall of the cable concave groove body 1.
Preferably, the wall thickness of the concave fracture 3 is smaller than that of the side wall of the cable concave groove body 1.
A manufacturing method of a concave prefabricated component of a cable groove of a distribution line comprises the following steps:
(1) installing a rectangular groove 9, and inserting the inserting plate 6 into an inserting opening 10 on the bottom plate;
(2) placing a backing plate 8 at one end of the rectangular groove bottom plate, far away from the concave fracture 3, and then respectively placing a plate with the convex strip openings 2 at the same end of the backing plate 8, wherein the backing plate 8 is placed in a manner of being tightly attached to two corners of the rectangular groove 9;
(3) concrete slurry is poured into the rectangular groove 9, and the rectangular groove is kept stand for 3 to 7 days after the concrete slurry is poured;
(4) after the concrete slurry is formed and dried, removing four side walls and a bottom plate of the rectangular groove 9, enabling the backing plate 8 and the two convex strip openings 2 to fall off at the same time, and then knocking off the inserting plate by using a hammer;
(5) and finally, punching a hole (or not punching, and arranging a steel pipe on the side wall of the rectangular groove 9 in advance, wherein the diameter of the steel pipe is the same as the hole diameter, and the width of the rectangular groove 9 with the length of the steel pipe is the same) on the cable concave groove body 1, namely the distribution line cable groove concave prefabricated part.
Preferably, the concrete slurry is lightweight concrete slurry, and the lightweight concrete slurry comprises 440 parts of cement, 112 parts of fly ash, 250 parts of water, 0.7 part of waterproof agent, 1.2 parts of fiber and 0.3 part of foaming agent.
In the using process, the concave prefabricated part of the distribution line cable groove is placed in a pre-dug groove, then a cable is placed in the groove, soil is buried, and the groove cover plate 4 is covered after the soil is buried, so that the distribution line cable groove can be finished.
Claims (10)
1. The utility model provides a concave type prefabricated component of distribution lines cable slot, its characterized in that, is including being no less than 2 cable concave groove of group, the inside concave type groove that is of cable concave groove, cable concave groove includes cable concave groove body, the both ends of cable concave groove body are provided with the interface end, one of interface end is concave fracture, another protruding strip mouth, and the concave fracture in preceding cable concave groove is pegged graft with the sand grip mouth in the next cable concave groove, be provided with the infiltration hole on the cable concave groove lateral wall, the top in cable concave groove is provided with the cover board, the cover board is the flat board of lid in cable concave groove top.
2. The concave prefabricated part of the distribution line cable groove according to claim 1, wherein the lug port and the concave fracture port are integrally formed with the cable concave groove body, the lug port is inserted into the notch of the concave fracture port by at least 10-15cm, the size of the lug port is matched with that of the notch of the concave fracture port, a notch is formed in the convex part of the lug port, and the width of the notch is consistent with the diameter of the groove in the cable concave groove body.
3. The concave prefabricated component of a power distribution line cable channel according to claim 1, wherein the cable groove is a concrete cable groove.
4. The concave prefabricated component of the distribution line cable groove of claim 1, wherein the bottom of the convex strip opening is provided with a notch, and the height of the notch is not less than the wall thickness of the bottom of the cable groove body.
5. The distribution line cable groove concave prefabricated part die as claimed in any one of claims 1-4, wherein the die comprises a detachable rectangular groove, an inserting plate, a backing plate and two raised strip port plates, the rectangular groove comprises four side walls and a bottom plate, a socket is arranged on the bottom plate, the inserting plate is inserted into the socket, the shape of the inserting plate is consistent with that of a hollow part in the cable concave groove, a notch is arranged at the bottom of the inserting plate, the height of the notch is consistent with that of the backing plate, the height of the inserting plate is not less than the depth of a groove in the cable concave groove, and the depth of the rectangular groove is not less than that of the cable concave groove.
6. The die for the concave prefabricated part of the power distribution line cable groove as claimed in claim 5, wherein the backing plate is a strip plate, the width of the backing plate is consistent with that of the convex strip opening, the height and the wall thickness of the bottom of the backing plate are not smaller than that of the bottom of the cable concave groove body, and the height of the backing plate is not smaller than the depth of the groove in the cable concave groove body.
7. The mold for the female preform of distribution line cable channel of claim 5, wherein the length of the two tab panels is the same as the length of the tab opening, and the width of the two tab panels is smaller than the thickness of the sidewall of the cable channel body.
8. The mold for the concave prefabricated part of the distribution line cable groove according to claim 5, wherein the wall thickness of the concave fracture is smaller than that of the side wall of the cable concave groove body.
9. A manufacturing method of a concave prefabricated part of a cable groove of a distribution line is characterized by comprising the following steps:
(1) installing a rectangular groove, and inserting the inserting plate at the inserting opening on the bottom plate;
(2) placing a base plate at one end of the rectangular groove bottom plate, far away from the concave fracture, and respectively placing a convex notch plate and a convex notch plate at the same end of the base plate, wherein the base plate is placed in close contact with two corners of the rectangular groove;
(3) concrete slurry is poured into the rectangular groove, and the rectangular groove is kept stand for 3 to 7 days after the concrete slurry is poured;
(4) after the concrete slurry is formed and dried, removing four side walls and a bottom plate of the rectangular groove, enabling the base plate and the two convex strip port plates to fall off simultaneously, and then knocking off the plug board by using a hammer;
(5) and finally, punching a hole on the cable concave groove body to obtain the concave prefabricated part of the distribution line cable groove.
10. The method as claimed in claim 9, wherein the concrete slurry is a lightweight concrete slurry comprising 400-500 parts of cement, 100-120 parts of fly ash, 240-290 parts of water, 0.5-1 part of water-proofing agent, 1-2 parts of fiber and 0.3-0.5 part of foaming agent.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910938536.0A CN110707648A (en) | 2019-09-30 | 2019-09-30 | Concave prefabricated part and die for cable groove of distribution line and manufacturing method of concave prefabricated part and die |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910938536.0A CN110707648A (en) | 2019-09-30 | 2019-09-30 | Concave prefabricated part and die for cable groove of distribution line and manufacturing method of concave prefabricated part and die |
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| CN110707648A true CN110707648A (en) | 2020-01-17 |
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| CN201910938536.0A Pending CN110707648A (en) | 2019-09-30 | 2019-09-30 | Concave prefabricated part and die for cable groove of distribution line and manufacturing method of concave prefabricated part and die |
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