CN212908935U - Cable trench assembly unit and assembly body - Google Patents
Cable trench assembly unit and assembly body Download PDFInfo
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- CN212908935U CN212908935U CN202021346577.5U CN202021346577U CN212908935U CN 212908935 U CN212908935 U CN 212908935U CN 202021346577 U CN202021346577 U CN 202021346577U CN 212908935 U CN212908935 U CN 212908935U
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- trench
- cable
- ditch
- cable trench
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Abstract
The utility model discloses a cable pit assembly unit belongs to the electric power engineering construction field, and it includes that U type cable pit and ditch rest the head on, is equipped with the wash port on the U type cable pit, is equipped with pre-buried tee bend in the ditch rest the head and back end of pre-buried tee bend radial direction runs through the remaining one end of ditch rest the upper end of ditch rest the U type cable pit, when the both ends of U type cable pit crouched in the ditch rest the head on, the pre-buried tee bend interface switch-on of wash port and ditch rest the head on. The utility model provides a cable trench assembly unit and an assembly body using the assembly unit, and the application of a trench pillow increases the stress area of the assembly body, and solves the problems of cable trench deformation and dislocation caused by foundation sinking; a pipe network is laid between the ditch pillows, and drain holes in the U-shaped cable ditch are communicated with the pipe network, so that the problem that water collection is easily caused by unsmooth drainage in the ditch is solved.
Description
Technical Field
The utility model relates to an electric power engineering construction field, more specifically say, relate to cable pit assembly unit and assembly body.
Background
In the existing power transmission and transformation engineering and distribution network engineering, a cast-in-place cable trench or a prefabricated cable trench mode is mainly adopted. The cast-in-place cable trench has uncertain artificial control factors, unstable quality, long construction period and high construction cost; when the cable trench is prefabricated, the trench bodies need to be ensured to be on the same horizontal line during installation, and the requirement on construction coordination operation is high and the difficulty is high; because the assembled cable trench is on the same horizontal line, no slope exists, the drainage is difficult, and water is easy to accumulate; when the cable pit is filled with the foundation, because the foundation subsides, can lead to prefabricated cable pit atress to warp the dislocation, because above-mentioned several reasons, prefabricated cable pit application rate is not high.
For solving the above problem, the utility model provides a cable pit assembly unit to and use the assembly body of this assembly unit.
SUMMERY OF THE UTILITY MODEL
The utility model adopts the technical proposal that: the utility model provides a cable pit assembly unit, including U type cable pit and ditch pillow, be equipped with the wash port on the U type cable pit, be equipped with pre-buried tee bend in the ditch pillow, two ports of pre-buried tee bend radial direction run through the front and back end of ditch pillow, the remaining one end of pre-buried tee bend runs through the upper end of ditch pillow, when the both ends of U type cable pit crouched in the ditch pillow, the wash port was put through with the pre-buried tee bend interface of ditch pillow upper end.
Preferably, the end face of the U-shaped cable trench is provided with a male groove and a female groove which are used for connection between the U-shaped cable trenches; the groove types at two ends of the same U-shaped cable trench are the same or different, and the end surface of the U-shaped cable trench connected with the same U-shaped cable trench is matched with the groove type.
Preferably, when the end surfaces of different U-shaped cable trenches are connected, a rainwater expansion rubber strip is placed between the male groove and the female groove; the male groove and the female groove are in butt joint with the clamping rubber strip to achieve a waterproof effect.
Preferably, the upper end of the U-shaped cable trench is provided with a rubber strip along the radial direction; the problems of secondary installation and jacking, integration of the jacking cable trench and abnormal sound of a jacking cover plate and a cable trench cover plate and the like are solved.
Preferably, the embedded tee joint at the upper end of the ditch pillow is provided with a bulge, and the drain hole is provided with a chamfer matched with the bulge.
Preferably, a floor drain is arranged at the upper end port of the drain hole; prevent the impurities in the ditch from flowing into the drainage pipeline and blocking the drainage pipeline.
The cable trench assembly body, include the cable trench assembly body, still include apron and cable support, the cable support mounting is in on the inner wall of U type cable trench, the U type cable trench opening is sealed to the apron.
Preferably, a drain pipe is connected between the adjacent ditch pillows and is connected with a radial direction port of the embedded tee joint.
Preferably, the middle part of the drain pipe is connected with a three-way pipe, and the rest end of the three-way pipe is connected with a water outlet pipe; furthermore, the water outlet pipe presents 2% of slope, supplies the ponding in the U type cable pit to discharge.
Preferably, the drain pipe, the three-way pipe and the water outlet pipe are all made of PVC materials; the PVC pipe has the advantages of corrosion resistance, small fluid resistance, low price and the like.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
1. the bottom of the section of the cable trench is designed in an arc shape, if the backfill soil is settled, the soil around the cable trench can be naturally backfilled and filled along the arc surface under the action of gravity, the soil at the bottom of the cable trench is continuously kept to be filled, and the stress at the bottom of the cable trench is kept to be uneven; the bottom in the cable trench is also designed in an arc shape, so that the problem of drainage of the cable trench is solved, the integrally assembled cable trench is changed into a water collecting mode from slope water, and then the slope water is found out and drained through a drain pipe at the bottom of the trench body, so that the drainage problem of the cable trench is well solved; the ditch bottom need not to design the escape canal groove, makes cable pit wall thickness attenuate, alleviates ditch body weight, reduce cost, convenient hoist and mount transportation.
2. The cable trench end heads at two ends are placed on the prefabricated trench sleeper, hard connection of the cable trench is achieved, two ends of the cable trench are placed on the trench sleeper, contact surfaces of the cable trench and the trench sleeper are in full contact, fit size errors are small, construction and hoisting are facilitated, and connection adjusting time between the cable trenches is shortened.
3. After the assembly type cable trench unit is adopted, the whole construction process can be flexibly adjusted, and construction period is greatly shortened by adopting the steps of hoisting, backfilling and the like.
Drawings
FIG. 1 is a schematic structural diagram of an assembly unit of the present invention;
FIG. 2 is a schematic structural view of the assembling body of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a cross-sectional view of the assembly body of the present invention;
fig. 5 is a top view of the assembly body of the present invention.
The reference numbers in the figures illustrate:
wherein 1, U-shaped cable trench; 11. a male groove and a female groove; 12. a drain hole; 13. a rubber strip; 2. a ditch pillow; 21. embedding a tee joint in advance; 22. a protrusion; 3. a cable holder; 4. a drain pipe; 5. a water outlet pipe; 6. a cover plate; 7. a three-way pipe.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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 invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The U-shaped cable trench 1 in this specification means that the bottom of the cross section of the U-shaped cable trench is arc-shaped, the two walls are symmetrical with the center line of the arc of the bottom as a symmetry axis, the two walls of the U-shaped cable trench 1 are perpendicular to the horizontal plane in some examples, and an included angle exists between the two walls and the perpendicular plane in some examples. In some examples, the opening of the U-shaped cable trench 1 is placed toward the upper end, the lower end, the left end, the right end, or obliquely.
Example 1
As shown in figure 1, the cable trench assembly unit comprises a U-shaped cable trench 1 and a trench sleeper 2, wherein a drain hole 12 is arranged at the end part of the U-shaped cable trench 1, and the drain hole 12 is semi-cylindrical. The upper end opening of the ditch sleeper 2 is matched with the U-shaped cable ditch 1, the middle part of the ditch sleeper 2 is provided with an embedded tee joint 21, the embedded tee joint 21 penetrates through the front end and the rear end of the ditch sleeper 2, the other end of the embedded tee joint 21 is communicated with the upper end of the ditch sleeper 2, the end is upwards provided with a bulge 22, and the bulge 22 protrudes out of the upper surface of the ditch sleeper 2. The end face of the U-shaped cable trench 1 is provided with a male groove 11 and a female groove 11, the groove types at two ends of the single U-shaped cable trench 1 are the same, and the end face of the U-shaped cable trench 1 in the figure adopts a convex male groove. Rubber strips 13 are embedded at the upper ends of the two side wall surfaces of the U-shaped cable trench 1 along the radial direction.
In some examples, the diameter of the end of the embedded groove pillow 2 penetrating the upper end of the groove pillow 2 is smaller than the diameter of the embedded crochet hook in the radial direction.
In some examples, the U-shaped cable trench 1 can be pre-embedded with screws according to different types of the cable supports 3 before being manufactured, on-site punching is not needed during on-site installation, the problems of construction period labor force and the like are solved, and the installation cost is reduced.
As shown in fig. 2, the cable trench assembly includes U-shaped cable trench 1 and trench pillow 2 in fig. 1, and further includes cable support 3, cover plate 6 and drain pipe 4, and cover plate 6 is placed on the opening at the upper end of U-shaped cable trench 1 in combination for sealing U-shaped cable trench 1. When the U-shaped cable trench 1 is prefabricated, the embedded screws are embedded in the side wall of the U-shaped cable trench 1, and when the U-shaped cable trench is installed on site, the cable support 3 is directly installed through the embedded screws. The groove types of the male and female grooves 11 on the end surfaces of the two adjacent U-shaped cable trenches 1 are mutually matched, the female grooves are adopted at two ends of the U-shaped cable trench 1 in the middle in the drawing, and the male grooves are adopted at two ends connected with the other two U-shaped cable trenches. The pre-buried tee joints 21 on the adjacent channel sleepers 2 are connected through the drain pipes 4, and the well-connected drain pipes 4 are positioned right below the centers of the U-shaped cable trenches 1 in the radial direction. The middle part of the water outlet pipe 4 is connected with a three-way pipe 7, the remaining end of the three-way pipe 7 is connected with a water outlet pipe 5, and in some examples, the water outlet pipe 5 is provided with a downward inclined slope.
In some examples, the pre-buried rubber strip 13 is designed at the top pressing part at the upper end of the U-shaped cable trench 1, so that the secondary installation and top pressing are realized, the top pressing cable trench is integrated, and the problems of top pressing, abnormal sound of a cable trench cover plate 6 and the like are solved.
In some examples, the design of public female groove 11 is adopted at the cable pit both ends, places rainwater inflation adhesive tape during the installation, and public female groove 11 butt joint presss from both sides tight adhesive tape in order to reach water-proof effects.
In some examples, the drain pipe 4, the outlet pipe 5 and the tee pipe 7 are made of PVC.
The mounting mode of cable pit assembly in this embodiment does:
1) before pouring a cushion layer, driving a positioning pile of the channel pillow 2;
2) the hoisting groove sleepers 2 and the U-shaped cable groove 1 do not need to be adjusted and positioned again, and the groove sleepers 2 are adopted between each section, so that the prefabricated members can be leveled;
3) a water discharge pipe 4, a three-way pipe 7 and a water outlet pipe 5 are connected among the pre-buried tee joints 21;
4) two ends of each U-shaped cable trench 1 are placed on the trench pillows 2, the adjacent U-shaped cable trenches 1 are connected through the male and female grooves 11, the drain holes 12 in the semicircular cross-section shapes of the connecting ends are assembled into a complete cylindrical drain hole 12, and the protrusions 22 on the trench pillows 2 are embedded with the bottom ends of the drain holes;
5) the cover plate 6 is installed.
In some examples, after the cylindrical drain hole 12 is formed, a floor drain is placed on its upper end.
In some examples, the cable support 3 is installed before hoisting the U-shaped cable trench 1; in some examples, the cable support 3 is installed after the U-shaped cable trench 1 is hoisted and before the cover plate 6 is installed.
Example 2
The present embodiment is different from embodiment 1 in that the groove types of the male and female grooves 11 at the two ends of the U-shaped cable trench 1 in the present embodiment are different, that is, one end of the U-shaped cable trench 1 is a male groove, and the other end is a female groove.
In some examples, one end of the middle of the embedded tee 21 penetrates through the upper end of the trench sleeper 2, and the radius of the end pipe fitting is smaller than that of the embedded tee 21 in the radial direction.
In some examples, screws are embedded on two sides of the trench sleeper 2, and the trench sleeper is connected with two sides of the U-shaped cable trench 1 through the embedded screws.
While the above is directed to the preferred embodiment of the present invention, it is not intended that it be limited, except as by the appended claims. The present invention is not limited to the above embodiments, and the specific structure thereof allows for changes, all the changes made within the protection scope of the independent claims of the present invention are within the protection scope of the present invention.
Claims (10)
1. Cable pit assembly unit, its characterized in that: the U-shaped cable trench and the trench pillow are included, a drain hole is formed in the U-shaped cable trench, a pre-buried tee joint is arranged in the trench pillow, two ports of the pre-buried tee joint in the radial direction penetrate through the front end and the rear end of the trench pillow, the remaining end of the pre-buried tee joint penetrates through the upper end of the trench pillow, and when two ends of the U-shaped cable trench lie in the trench pillow, the drain hole is communicated with a pre-buried tee joint at the upper end of the trench pillow.
2. The cable trench assembly unit of claim 1, wherein: the terminal surface of U type cable pit is equipped with public female groove for the connection between the U type cable pit.
3. The cable trench assembly unit of claim 2, wherein: different when the end surfaces of the U-shaped cable trenches are connected, a rainwater expansion rubber strip is placed between the male groove and the female groove.
4. The cable trench assembly unit of claim 2, wherein: and the upper end of the U-shaped cable trench is provided with a rubber strip along the radial direction.
5. The cable trench assembly unit of claim 1, wherein: the pre-buried tee bend port department of ditch pillow upper end is equipped with the arch, the wash port is equipped with the chamfer with protruding complex.
6. The cable trench assembly unit of claim 1, wherein: and a floor drain is arranged at the upper end port of the drain hole.
7. A cable trench assembly comprising the cable trench assembly unit of any of claims 1-6, wherein: still include apron and cable support, the cable support mounting is in on the inner wall of U type cable pit, the U type cable pit opening is sealed to the apron.
8. The cable trench assembly of claim 7, wherein: and a drain pipe is connected between the adjacent ditch pillows and is connected with the radial direction port of the embedded tee joint.
9. The cable trench assembly of claim 8, wherein: the middle part of the drain pipe is connected with a three-way pipe, and the remaining end of the three-way pipe is connected with a water outlet pipe.
10. The cable trench assembly of claim 9, wherein: the drain pipe, the three-way pipe and the water outlet pipe are all made of PVC materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021346577.5U CN212908935U (en) | 2020-07-10 | 2020-07-10 | Cable trench assembly unit and assembly body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021346577.5U CN212908935U (en) | 2020-07-10 | 2020-07-10 | Cable trench assembly unit and assembly body |
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| Publication Number | Publication Date |
|---|---|
| CN212908935U true CN212908935U (en) | 2021-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021346577.5U Active CN212908935U (en) | 2020-07-10 | 2020-07-10 | Cable trench assembly unit and assembly body |
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| CN (1) | CN212908935U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117080982A (en) * | 2023-08-24 | 2023-11-17 | 金开新能科技有限公司 | Adjustable cable trench structure convenient to install |
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2020
- 2020-07-10 CN CN202021346577.5U patent/CN212908935U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117080982A (en) * | 2023-08-24 | 2023-11-17 | 金开新能科技有限公司 | Adjustable cable trench structure convenient to install |
| CN117080982B (en) * | 2023-08-24 | 2024-02-06 | 金开新能科技有限公司 | Adjustable cable trench structure convenient to install |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20230707 Address after: 437000 No. 19, Yong'an East Road, high tech Zone, Xianning City, Hubei Province Patentee after: Xianning Fengyuan Electric Power Industry Co.,Ltd. Address before: 437012 Qunli electromechanical Industrial Park, Qunli village, Xianning City, Hubei Province Patentee before: Hubei Xinshan New Material Technology Co.,Ltd. |