CN202444228U - Assembled cable groove body of transformer substation and cable channel system thereof - Google Patents
Assembled cable groove body of transformer substation and cable channel system thereof Download PDFInfo
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- CN202444228U CN202444228U CN2012200843206U CN201220084320U CN202444228U CN 202444228 U CN202444228 U CN 202444228U CN 2012200843206 U CN2012200843206 U CN 2012200843206U CN 201220084320 U CN201220084320 U CN 201220084320U CN 202444228 U CN202444228 U CN 202444228U
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- ditch body
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Abstract
The utility model relates to an assembled cable groove body of a transformer substation and a cable channel system thereof. The assembled cable groove body of the transformer substation is formed by connecting multiple sections of waterproof groove bodies with U-shaped cross sections in sequence, and is characterized in that a U-shaped moisture-proof support body is arranged in an inner chamber of each section of U-shaped groove body, the U-shaped groove bodies and the U-shaped moisture-proof support bodies are buckled oppositely, and a cable paving channel is formed in the middles. The cable channel system applying the assembled cable groove body of the transformer substation comprises a matrix, wherein the matrix is provided with the assembled cable groove body of the transformer substation, the matrix comprises a soil filling layer, and a water filtration layer arranged on the soil filling layer. The assembled cable groove body of the transformer substation and the cable channel system thereof, provided by the utility model, have the following advantages that the U-shaped groove bodies and the U-shaped moisture-proof support bodies are buckled oppositely, so that the cable paving channel has moisture-proof and waterproof effects; through the configuration of a support rod, a moisture-proof partition strip, a top vent hole or ventilation groove, a middle vent hole or ventilation groove and the like, the moisture in the cable paving channel, such as steam and the like, is timely discharged.
Description
Technical field
The utility model relates to cable laying system of a kind of transformer station, relates in particular to a kind of transformer station assembly type cable ditch body and cable passage system thereof.
Background technology
The cable ditch of the above transformer station of 220kV design at present, the height of, level of ground water big or small according to burried depth, load is made brick, plain concrete, armored concrete cable ditch respectively, can satisfy the requirement of transformer station, power plant cable laying.But along with the development of China's electric utility, the cable ditch of this field fabrication also is faced with the problem of following several respects:
1, on-the-spot masonry project amount is big, and the engineering time is long: with the 220kV power transformation example of doing, be converted to 1.1x0.85m cable ditch, the about 1100m of its total length.Brick cable ditch budgetary estimate expense is 625 yuan/m
3Press sky in the ditch, together, the construction period is 35 days down; Plain concrete cable ditch budgetary estimate expense is 820 yuan/m
3, the construction period is 25 days; Armored concrete cable ditch budgetary estimate expense is 1120 yuan/m
3, the construction period is 30 days;
2, exterior plaster in above cable ditch all needs, brick, plain concrete cable ditch is also outer does water-repellent paint, and Zeitigung takes many; Use more material, resource is taken many; The most frequently used brick, plain concrete cable ditch is attend regular meeting at soft soil foundation has sedimentation excessive and problem cracking takes place;
3, present State Grid Corporation of China's transformer substation construction; Be to carry out by " amphitypy one is changed " standard; Be environmental friendliness, resources conservation, industrialization, along with the fast development of electric utility, the construction period of transformer station also is asked to shorten greatly in addition; Full assembled transformer station will be a developing direction, but field fabrication cable ditch will hinder applying of full assembled transformer station.
4, transformer station uses assembly type cable slot at present, has realized prefabrication production, job site assembling installation, satisfies transformer station's cable laying requirement, forms the cable passage system.But, also there is certain defective, the cable passage system need cooperate drainage pipe, drainage well, the inside and outside absolute altitude in combination place to do drainage measures such as french drain.
Summary of the invention
The purpose of the utility model is to provide a kind of transformer station assembly type cable ditch body and cable passage system thereof, utilizes the U-shaped dewatering ditch body and U-shaped protection against the tide base body that fasten in opposite directions, makes the cable passage (being used to the cable of mating formation) of mating formation have the moistureproof and waterproof effect; Further, through the setting of measures such as pressure pin, moistureproof parting bead, top air-vent or ventilating groove, middle part air-vent or ventilating groove, the moisture such as steam that cable is mated formation in the passage are in time discharged; In addition, the gap is used to be provided with the cable support, fully rationally utilizes the confined space.
The technical scheme that the prior art problem that solves the utility model is adopted is: transformer station's assembly type cable ditch body; Comprising that the dewatering ditch body that is taken the shape of the letter U by a section cross section is connected successively forms; It is characterized in that all being provided with in described every section U-shaped ditch intracoelomic cavity the moistureproof base body of a U-shaped, said U-shaped ditch body and U-shaped protection against the tide base body fasten in opposite directions, middle part formation cable is mated formation passage.With U-shaped dewatering ditch body that fastens in opposite directions and the moistureproof base body of U-shaped; Make the cable passage (being used to the cable of mating formation) of mating formation have the moistureproof and waterproof effect; Also solve simultaneously the problems referred to above that prior art exists, formed prefabrication production, job site assembling installation, satisfied transformer station's cable laying requirement.
As the further of technique scheme improved and replenish, the utility model adopts following technical measures: have the gap between the sidewall of the moistureproof base body of said U-shaped ditch body and U-shaped.The setting in gap helps on the one hand the steam that cable is mated formation in the passage is in time discharged, and is used for embedding cable support on the other hand, and the confined space is rationally utilized.
The moistureproof base body of said U-shaped ditch body and U-shaped bottom support complex root pressure pin.Pressure pin makes the moistureproof base body of said U-shaped ditch body and U-shaped form the space with the matrix that this transformer station's assembly type cable ditch body is set, and avoids underground water to penetrate into cable and mats formation in the passage, reduces the setting of drainage measures such as drainage pipe, drainage well, french drain.
Described U-shaped ditch body upper wall is provided with a plurality of tops air-vent or ventilating groove corresponding to gap location.The setting of top air-vent or ventilating groove, the water vapour that cable is mated formation in the passage is discharged to the external world smoothly.
Base plate and at least one sidewall on the moistureproof base body of said U-shaped are respectively equipped with middle part air-vent or ventilating groove.The setting of middle part air-vent or ventilating groove helps avoiding steam in moistureproof base body bottom and inner the gathering, keeps the cable channel interior of mating formation dry as far as possible.
In order further to improve moisture effect, lay the moistureproof parting bead of complex root on the base plate of the moistureproof base body of said U-shaped, place in adjacent moistureproof parting bead gap.
For fear of contacting between the cable with between the moistureproof parting bead, improve moisture resistance, bearing is complex root cable holder bar vertical or that angle is provided with parting bead above said moistureproof parting bead.
For fear of the mutual interference of different cable phase, the moistureproof base body inner chamber of said U-shaped be provided with that plural piece stands on the base body base plate and with the mat formation dividing plate of channel parallel of cable.
Use the cable passage system of transformer station's assembly type cable ditch body; Comprise matrix; It is characterized in that being provided with on the said matrix described transformer station assembly type cable ditch body, said matrix comprises fill stratum, is arranged on the drainage layer on the fill stratum; Said transformer station assembly type cable ditch body is arranged on the fill stratum, both sides cooperate with the drainage layer, and the said transformer station assembly type cable ditch body degree of depth and drainage layer adapt.Generally, fill stratum thickness is about 200mm, and the drainage layer is generally the rubble material, and its degree of depth also is about 200mm.For attractive in appearance, at U-shaped ditch body and the moistureproof base body of U-shaped bottom support complex root pressure pin, make the relative drainage layer top, top of said transformer station assembly type cable ditch body protrude certain altitude, generally be about 50 mm.
Said fill stratum is arranged on the top of GIS general basic system, and said transformer station assembly type cable ditch body top exceeds the top 45-55mm of drainage layer.
The beneficial effect that the utlity model has: 1, utilize U-shaped dewatering ditch body and the moistureproof base body of U-shaped that fastens in opposite directions, make the cable passage (being used to the cable of mating formation) of mating formation have the moistureproof and waterproof effect; 2, through the setting of pressure pin, moistureproof parting bead, top air-vent or measures such as ventilating groove, middle part air-vent or ventilating groove, the moisture such as steam that cable is mated formation in the passage are in time discharged; 3, the gap is used to be provided with the cable support, fully rationally utilizes the confined space; 4, use the limited setting of avoiding drainage pipe, drainage well, the inside and outside absolute altitude in combination place to do drainage measures such as french drain of structure of the cable passage system of transformer station's assembly type cable ditch body.
Description of drawings
Fig. 1 is a kind of structural representation of the utility model.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further described.
Embodiment 1: transformer station's assembly type cable ditch body; As shown in Figure 1; It comprises that the dewatering ditch body that is taken the shape of the letter U by a section cross section is connected successively and forms; The moistureproof base body 2 of one U-shaped all is set in every section U-shaped ditch body 1 inner chamber, and U-shaped ditch body 1 fastens with the moistureproof base body 2 of U-shaped in opposite directions, middle part formation cable is mated formation passage.U-shaped dewatering ditch body front and back end be provided with respectively can before latter linked flange segments and recessed access slot, constitute front and back overlap joints tongue and groove, and between the ditch body that joins in front and back two P rubber bars be installed.U-shaped ditch body 1 adopts C30-C40 armored concrete or steel fiber reinforced concrete (clear-water concrete appearance ratings) to process with the moistureproof base body 2 of U-shaped.
In order rationally to utilize the space, has gap 3 between the sidewall of the moistureproof base body 2 of U-shaped ditch body 1 and U-shaped.
Have at interval U-shaped ditch body 1 and the moistureproof base body 2 bottom support complex root pressure pins 4 of U-shaped in order to make this transformer station's assembly type cable ditch body and to bear matrix.
In time discharge the measure of taking in order to make this transformer station assembly type cable ditch body bottom and internal water steam smoothly:
One, U-shaped ditch body 1 upper wall is provided with a plurality of tops air-vent or ventilating groove 11 corresponding to 3 places, gap;
Two, base plate and at least one sidewall on the moistureproof base body 2 of U-shaped is respectively equipped with middle part air-vent or ventilating groove 21;
Three, lay the moistureproof parting bead 22 of complex root on the base plate of the moistureproof base body 2 of U-shaped, place in adjacent moistureproof parting bead 22 gaps;
Directly contact with moistureproof parting bead 22 for fear of cable, further improve moisture effect, bearing is complex root cable holder bar 23 vertical or that angle is provided with parting bead above moistureproof parting bead 22.
Produce for fear of different cables and to disturb, in cable is mated formation passage, separate zones of different through dividing plate, moistureproof base body 2 inner chambers of U-shaped be provided with that plural piece stands on the base body base plate and with the mat formation dividing plate 24 of channel parallel of cable.
Use the cable passage system of transformer station's assembly type cable ditch body, comprise matrix, matrix comprises fill stratum 5, be arranged on the drainage layer 6 on the fill stratum 5, and fill stratum 5 is arranged on the top of GIS general basic system 7.Transformer station's assembly type cable ditch body is set on the fill stratum, and transformer station assembly type cable ditch body both sides cooperate with drainage layer 6, and transformer station's assembly type cable ditch body degree of depth and drainage layer 6 adapt.Generally, the 7 buried depth 200mm of GIS general basic system, fill stratum thickness is about 200mm, and the drainage layer is generally the rubble material, and its degree of depth also is about 200mm.For attractive in appearance, the support complex root pressure pin in the moistureproof base body of U-shaped ditch body and U-shaped bottom makes relative drainage layer top, the top protrusion certain altitude of said transformer station assembly type cable ditch body, generally is 45-55mm, being good about 50 mm.And GIS general basic system 7 is employed in the mounting means of beating chemical anchor bolts on the general raft plate of full wafer, the way that the pouring concrete protective cap goes out ground; Ideally, give prominence to the succinct theme of intelligent substation with transformer station's assembly type cable ditch body and GIS general basic systems incorporate.
Claims (10)
1. transformer station's assembly type cable ditch body; Comprising that the dewatering ditch body that is taken the shape of the letter U by a section cross section is connected successively forms; It is characterized in that all being provided with in described every section U-shaped ditch body (1) inner chamber the moistureproof base body (2) of a U-shaped, said U-shaped ditch body (1) fastens with the moistureproof base body of U-shaped (2) in opposite directions, middle part formation cable is mated formation passage.
2. transformer station according to claim 1 assembly type cable ditch body is characterized in that having gap (3) between the sidewall of the moistureproof base body of said U-shaped ditch body (1) and U-shaped (2).
3. transformer station according to claim 1 and 2 assembly type cable ditch body is characterized in that the moistureproof base body of said U-shaped ditch body (1) and U-shaped (2) bottom support complex root pressure pin (4).
4. transformer station according to claim 2 assembly type cable ditch body is characterized in that described U-shaped ditch body (1) upper wall locates to be provided with a plurality of tops air-vent or ventilating groove (11) corresponding to gap (3).
5. transformer station according to claim 2 assembly type cable ditch body is characterized in that base plate and at least one sidewall on the moistureproof base body of said U-shaped (2) is respectively equipped with middle part air-vent or ventilating groove (21).
6. transformer station according to claim 2 assembly type cable ditch body is characterized in that laying the moistureproof parting bead (22) of complex root on the base plate of the moistureproof base body of said U-shaped (2), and place in adjacent moistureproof parting bead (22) gap.
7. transformer station according to claim 6 assembly type cable ditch body is characterized in that being complex root cable holder bar (23) vertical or that angle is provided with in the top bearing of said moistureproof parting bead (22) with parting bead.
8. transformer station according to claim 2 assembly type cable ditch body, it is characterized in that moistureproof base body (2) inner chamber of said U-shaped is provided with that plural piece stands on the base body base plate and with the mat formation dividing plate (24) of channel parallel of cable.
9. application rights requires the cable passage system of the optional described transformer station of the claim assembly type cable ditch body of 1-8; Comprise matrix; It is characterized in that being provided with on the said matrix described transformer station assembly type cable ditch body; Said matrix comprises fill stratum (5); Be arranged on the drainage layer (6) on the fill stratum (5), said transformer station assembly type cable ditch body is arranged on that fill stratum (5) is gone up, both sides cooperate with drainage layer (6), and the said transformer station assembly type cable ditch body degree of depth and drainage layer (6) adapt.
10. application rights requires the cable passage system of the 9 optional described transformer station of claim assembly type cable ditch bodies; It is characterized in that said fill stratum (5) is arranged on the top of GIS general basic system (7), said transformer station assembly type cable ditch body top exceeds the top 45-55mm of drainage layer (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200843206U CN202444228U (en) | 2012-03-08 | 2012-03-08 | Assembled cable groove body of transformer substation and cable channel system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200843206U CN202444228U (en) | 2012-03-08 | 2012-03-08 | Assembled cable groove body of transformer substation and cable channel system thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202444228U true CN202444228U (en) | 2012-09-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200843206U Expired - Lifetime CN202444228U (en) | 2012-03-08 | 2012-03-08 | Assembled cable groove body of transformer substation and cable channel system thereof |
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| CN (1) | CN202444228U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102593781A (en) * | 2012-03-08 | 2012-07-18 | 浙江省电力公司超高压建设分公司 | Transformer substation assembled type cable groove body and cable channel system thereof |
-
2012
- 2012-03-08 CN CN2012200843206U patent/CN202444228U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102593781A (en) * | 2012-03-08 | 2012-07-18 | 浙江省电力公司超高压建设分公司 | Transformer substation assembled type cable groove body and cable channel system thereof |
| CN102593781B (en) * | 2012-03-08 | 2015-05-27 | 浙江省电力公司超高压建设分公司 | Transformer substation assembled type cable groove body and cable channel system thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120919 |