CN214900094U - Assembled cable trench cover - Google Patents
Assembled cable trench cover Download PDFInfo
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- CN214900094U CN214900094U CN202121481497.5U CN202121481497U CN214900094U CN 214900094 U CN214900094 U CN 214900094U CN 202121481497 U CN202121481497 U CN 202121481497U CN 214900094 U CN214900094 U CN 214900094U
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- cover plate
- water guide
- steel
- channel steel
- connecting channel
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Abstract
The utility model discloses an assembled cable trench cover, including a plurality of apron frames of setting up along the length direction of the concrete trench body, be used for connecting two adjacent apron frame's coupling mechanism, setting at concrete trench body lateral wall top and be used for the installation apron frame's installation basic mechanism, lid are established steel panels on the apron frame and fill the sealing connection strip in the clearance between two adjacent steel panels. The utility model discloses a prefabricated each structure of mill carries out the equipment concatenation of partial structure in advance, it is long when having greatly reduced site operation, simplify the construction structure, make constructor need not the installation that overall structure can be accomplished in complicated training, and simultaneously, the water guide is connected the channel-section steel and will be followed the sewage water conservancy diversion of steel panel clearance seepage to both sides ground, prevent that sewage from getting into the concrete ditch body, thereby guarantee the internal portion of concrete ditch dry, prevent the components and parts corrosion of terminal box, insulating properties descends, avoid the emergence of equipment accident.
Description
Technical Field
The utility model belongs to the technical field of the cable pit construction, concretely relates to assembled cable pit apron.
Background
The cable trench is an underground pipeline used for laying and replacing electric power or telecommunication cable facilities and is also an enclosure structure of laid cable facilities, the common cable trench in the domestic power transmission engineering comprises an underground cable trench, a cable tunnel, a cable direct-buried structure and a cable through pipe, the common cable tunnel and the common cable direct-buried structure are used, the common cable tunnel, an overground cable trench and an underground cable trench in the cable trench of the power transformation engineering are used, the cable tunnel is used for power cables, the overground and underground cable trenches are used for controlling cables, the local cable through pipe is sometimes used, an inorganic concrete cover plate is buckled on an inorganic concrete groove box to form a finished overground cable trench, the use and later maintenance of the overground cable trench are convenient, and the overground cable trench is widely applied to transformer substations in recent years.
In the operation of transformer substation, its cable of transmission power can produce a large amount of heats, and because the cable in the cable pit is too concentrated, consequently, there is certain conflagration hidden danger, so need the staff regularly to detect the cable pit, in order to guarantee the operation safety of transformer substation, current cable pit mostly is sealed using the cable trench cover, when carrying out the temperature measurement, need tedious process just can remove the cable trench cover, supply the staff to detect, not only waste time and energy, and there is certain personal safety risk, the temperature measurement is very inconvenient.
In addition, do not have drainage device on the apron at present, during rainwater weather, because of apron drainage untimely, cause rainwater or other ponding seepage to the cable trench in, moist air can be along the terminal incasement of invading in the space between the cable, forms the condensation in the terminal incasement, leads to the corrosion of components and parts, insulating properties decline of terminal incasement, and then induces the equipment accident, brings the hidden danger for cable safe operation, also brings the inconvenience for the daily maintenance.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that not enough among the above-mentioned prior art is directed against, an assembled cable trench cover is provided, a structure is simple, and reasonable design, therefore, the clothes hanger is strong in practicability, each structure is prefabricated through the mill and the equipment concatenation of partial structure is carried out in advance, it is long when having greatly reduced the site operation, simplify the construction structure, make constructor need not complicated training and can accomplish overall structure's installation, and simultaneously, the water guide is connected the channel-section steel and will be followed the sewage water conservancy diversion of steel panel clearance seepage to both sides ground, prevent that sewage from getting into the concrete ditch body, thereby guarantee concrete ditch internal portion is dry, prevent the components and parts of terminal incasement, the insulating properties descends, avoid the emergence of equipment accident, high operation, high construction efficiency.
In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides an assembled cable trench cover which characterized in that: the concrete ditch comprises an installation foundation mechanism arranged at the top of the side wall of a concrete ditch body, a plurality of cover plate frames which are arranged at the top of the installation foundation mechanism along the length direction of the concrete ditch body, a connecting mechanism for connecting two adjacent cover plate frames, steel panels covered on the cover plate frames, and sealing connecting strips filled in gaps between two adjacent steel panels;
the connecting mechanism comprises a water guide connecting channel steel arranged between two adjacent cover plate frames, the opening of the water guide connecting channel steel is upward, the bottom of the water guide connecting channel steel is flush with the bottom of the cover plate frames, one side of the water guide connecting channel steel is fixedly connected with the cover plate frame attached to the water guide connecting channel steel, and the other side of the water guide connecting channel steel is detachably connected with the cover plate frame attached to the water guide connecting channel steel through a connecting bolt; the length of the water guide connecting channel steel is greater than the width of the concrete ditch body;
the mounting foundation mechanism comprises an embedded foundation support arranged at the top of the side wall of the concrete ditch and a mounting bolt which is fixed at the top of the embedded foundation support and is used for fixing the cover plate frame; the cover plate frame is erected at the top of the embedded foundation support;
the manhole has been seted up on two steel face plates that are located concrete ditch body both ends, steel face plate go up with manhole complex position is provided with retaining ring, be provided with the cover on the steel face plate the manhole apron of intaking on the manhole.
Foretell assembled cable trench cover, its characterized in that: first sealing rubber strips are arranged between the cover plate frame and the embedded foundation support and between the water guide connecting channel steel and the embedded foundation support.
Foretell assembled cable trench cover, its characterized in that: and a second sealing rubber strip is arranged between the water guide connecting channel steel and the cover plate frame detachably connected with the water guide connecting channel steel.
Foretell assembled cable trench cover, its characterized in that: and a plurality of rib plates for supporting the steel panel are arranged in the cover plate framework.
Foretell assembled cable trench cover, its characterized in that: the cover plate frame is also internally provided with a support rod for supporting the manhole cover plate, and the support rod is arranged between two adjacent rib plates.
Foretell assembled cable trench cover, its characterized in that: the sealing connecting strip is a T-shaped sealing connecting strip, a vertical strip part of the T-shaped sealing connecting strip is inserted into a gap between two adjacent steel panels, and a transverse strip part of the T-shaped sealing connecting strip is clamped on the upper surface of each steel panel.
Foretell assembled cable trench cover, its characterized in that: the number of the connecting bolts is multiple, the connecting bolts are uniformly distributed along the length direction of the water guide connecting channel steel, and the length of the connecting bolts is smaller than the width of the water guide connecting channel steel.
Foretell assembled cable trench cover, its characterized in that: the number of the mounting bolts is multiple, the mounting bolts are evenly distributed along the circumferential direction of the top of the side wall of the concrete ditch body, and the side wall of the cover plate frame is fixedly provided with a connecting lug plate used for being connected with the mounting bolts.
Compared with the prior art, the utility model has the following advantage:
1. the utility model discloses wholly adopt the steel construction, intensity is high, receives external influence for a short time, and consequently the maintenance volume is few.
2. The utility model discloses a prefabricated each structure of mill carries out the equipment concatenation of partial structure in advance, and it is long when having greatly reduced site operation, simplifies the construction structure, makes constructor need not the installation that overall structure can be accomplished in complicated training, convenient operation, and the efficiency of construction is high.
3. The utility model discloses a setting up into the manhole, making the normalization of the concrete ditch body patrol and examine more conveniently, need not to dismantle complicated apron structure, only need open into the manhole apron can, greatly reduced the work load that daily product patrolled and examined.
To sum up, the utility model discloses simple structure, reasonable in design, the practicality is strong, through each structure of mill prefabrication and carry out the equipment concatenation of partial structure in advance, it is long when having greatly reduced site operation, simplify the construction structure, make constructor need not the installation that overall structure can be accomplished to complicated training, and simultaneously, the water guide is connected the channel-section steel and is followed the sewage water conservancy diversion of steel panel clearance seepage to both sides ground, prevent that sewage from getting into the concrete ditch body, thereby guarantee concrete ditch internal portion dry, prevent the components and parts corrosion of terminal incasement, insulating properties descends, avoid the emergence of equipment accident, and is convenient for operation, and the construction efficiency is high.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
Fig. 1 is the structure schematic diagram of the utility model after removing the steel panel.
Fig. 2 is an enlarged view of a portion a in fig. 1.
Fig. 3 is a schematic structural view of fig. 1 after the steel panel and the sealing connecting strip are installed.
Fig. 4 is a schematic view of the installation relationship of the cover plate frame, the connecting mechanism, the steel panel and the sealing connecting strip of the present invention.
Fig. 5 is a schematic view of the installation positions of the concrete trench body, the steel panel, the cover plate frame and the installation foundation mechanism of the present invention.
Fig. 6 is an enlarged view of fig. 5 at B.
Description of reference numerals:
1-a concrete trench body; 2-a cover plate frame; 3-a steel panel;
4-sealing the connecting strip; 5, connecting channel steel with water guide; 6-connecting bolts;
7-pre-burying a foundation support; 8-waterproof retainer ring; 9-manhole cover plate;
10-countersunk head bolt; 11-mounting bolts; 12-a first sealing rubber strip;
13-a second joint strip; 14-a rib plate; 15-support rods;
16-connecting ear plate.
Detailed Description
As shown in fig. 1 to 6, the present invention includes an installation base mechanism disposed on the top of the side wall of a concrete trench body 1, a plurality of cover plate frames 2 erected on the top of the installation base mechanism along the length direction of the concrete trench body 1, a connecting mechanism for connecting two adjacent cover plate frames 2, steel panels 3 covering the cover plate frames 2, and a sealing connecting strip 4 filled in the gap between two adjacent steel panels 3;
the connecting mechanism comprises a water guide connecting channel steel 5 arranged between two adjacent cover plate frames 2, the opening of the water guide connecting channel steel 5 is upward, the bottom of the water guide connecting channel steel 5 is flush with the bottom of the cover plate frame 2, one side of the water guide connecting channel steel 5 is fixedly connected with the cover plate frame 2 which is attached to the water guide connecting channel steel, and the other side of the water guide connecting channel steel 5 is detachably connected with the other side cover plate frame 2 which is attached to the water guide connecting channel steel through a connecting bolt 6; the length of the water guide connecting channel steel 5 is greater than the width of the concrete ditch body 1;
the installation foundation mechanism comprises an embedded foundation support 7 arranged at the top of the side wall of the concrete ditch body 1 and an installation bolt 11 which is fixed at the top of the embedded foundation support 7 and used for fixing the cover plate frame 2; the cover plate frame 2 is erected on the top of the embedded foundation support 7;
the manhole has been seted up on two steel face plates 3 that are located 1 both ends of concrete ditch body, steel face plate 3 go up with manhole complex position is provided with retaining ring 8, be provided with the cover on the steel face plate 3 the manhole apron 9 of going into on the manhole.
In this embodiment, the top of the water guide connecting channel 5 is not higher than the top of the cover plate frame 2.
In this embodiment, a ladder stand matched with the manhole is arranged in the concrete ditch body 1.
In the embodiment, a hoisting hole for installing a hoisting ring is formed in the steel panel 3, the hoisting hole is a threaded hole, and the hoisting ring is in threaded connection with the steel panel 3; when the steel panel 3 is not lifted, the lifting hole is blocked by using the countersunk head bolt 10, so that the sewage is prevented from permeating.
In this embodiment, the size of the steel panel 3 with the manhole and the corresponding cover frame 2 is larger than the size of the steel panel 3 in the middle of the concrete trench body 1 and the corresponding cover frame 2, so as to facilitate the opening of the manhole and the installation of the manhole cover plate 9.
In this embodiment, offer the through-hole that is used for installing the handle of carrying on hand on the manhole apron 9, when needs are opened manhole apron 9, insert the handle of carrying on hand in this through-hole of department, open manhole apron 9, when need not open manhole apron 9, the practical countersunk head bolt shutoff of through-hole on the manhole apron 9 prevents into water.
It should be noted that the embedded foundation support 7 is formed by splicing two angle steels in a Z shape, and the embedded foundation support 7 is embedded in the surface of the concrete trench body 1 and serves as an installation foundation of other structures.
It should be noted that both ends of the water guiding connecting channel steel 5 are not closed and are lapped on the top of the concrete ditch body 1, and when the sealing effect of the sealing connecting strip 4 is poor, sewage and the like flow into the gap between the steel panels 3, the water guiding connecting channel steel 5 receives and guides the sewage to the ground at both sides, so that the sewage is prevented from entering the concrete ditch body, and the protection is tight.
It should be noted that, when the steel panel 3 needs to be disassembled or replaced, because the steel panel is welded to the cover plate frames 2, and the cover plate frames 2 are connected through the connecting bolts 6, the steel panel 3 shields the joints of the connecting bolts 6, so that the steel panel cannot be directly disassembled, at this time, an operator should open the manhole cover plate 9 to enter the concrete trench body 1, remove the connecting bolts 6 on the cover plate frames 2 needing to be disassembled, simultaneously, the cover plate frames 2 are separated from the corresponding mounting bolts 11 on the ground, and the hoisting rings are installed on the hoisting holes to hoist the corresponding steel panel 3 and the cover plate frames 2 together, so as to perform subsequent construction operation.
It should be noted that the water guide connecting channel steel 5 is welded with the cover plate frame 2 into a whole when being processed in a factory, and the adjacent cover plate frames 2 are directly connected through the connecting bolts 6 on site, so that the installation and the disassembly are convenient, and the construction speed is greatly improved.
It should be noted that, by prefabricating each structure in a factory and assembling and splicing partial structures in advance, the on-site construction time is greatly reduced, the construction structure is simplified, the installation of the whole structure can be completed by constructors without complicated training, the operation is convenient, and the construction efficiency is high;
through the arrangement of the manhole, the normalized inspection of the concrete ditch body 1 is more convenient, the complicated cover plate structure is not required to be disassembled, and only the manhole cover plate 9 is required to be opened, so that the workload of daily product inspection is greatly reduced;
through setting up the sewage water conservancy diversion that water guide connection channel-section steel 5 will follow 3 clearance leakages of steel decking to both sides ground, prevent that sewage from getting into the concrete ditch body 1 to guarantee the inside dry of the concrete ditch body 1, prevent that the components and parts corrosion of terminal incasement, insulating properties from descending, avoid the emergence of equipment accident.
In this embodiment, first sealing rubber strips 12 are arranged between the cover plate frame 2 and the embedded foundation support 7 and between the water guide connecting channel steel 5 and the embedded foundation support 7.
It should be noted that, first joint strip 12 is fixed attached at the top of pre-buried foundation support 7, through setting up first joint strip 12, prevents that the water on ground from flowing into concrete ditch body 1 through the clearance between apron frame 2 and the pre-buried foundation support 7, because steel face plate 3 and apron frame 2's self gravity, can make first joint strip 12 play fine sealed effect.
In this embodiment, a second sealing rubber strip 13 is arranged between the water guide connecting channel 5 and the cover plate frame 2 detachably connected thereto.
In this embodiment, the length of the second sealing rubber strip 13 is the same as the length of the water guide connecting channel 5.
It should be noted that the second sealing rubber strip 13 is extruded in the continuous screwing process through the control of the connecting bolt 6, so that impurities such as dust and sewage are prevented from flowing into the concrete trench body through the connecting gap between the water guide connecting channel steel 5 and the cover plate frame 2, and the sealing effect of the second sealing rubber strip 13 is ensured.
In this embodiment, a plurality of rib plates 14 for supporting the steel panel 3 are disposed in the cover plate frame 2.
In this embodiment, the cover plate frame 2 includes four frame channel steel spliced into a rectangle, the opening of the frame channel steel faces the center of the cover plate frame 2, and the steel panel 3 is connected with the cover plate frame 2 through spot welding.
In this embodiment, a support rod 15 for supporting the manhole cover plate 9 is further disposed in the cover plate frame 2, and the support rod 15 is disposed between two adjacent rib plates 14.
In this embodiment, the quantity of bracing piece 15 is two, and the interval between two bracing pieces 15 is less than into manhole cover plate 9's width, prevents that manhole cover plate 9 from installing unstably, avoids manhole cover plate 9 to drop because the pressure of top load.
In this embodiment, the sealing connecting strip 4 is a T-shaped sealing connecting strip, the vertical strip portion of the T-shaped sealing connecting strip is inserted into the gap between two adjacent steel panels 3, and the horizontal strip portion of the T-shaped sealing connecting strip is clamped on the upper surface of the steel panel 3.
It should be noted that, the special shape of T type can avoid sealing connecting strip 4 to drop into concrete ditch body 1 because of receiving the extrusion of top load for a long time, and the special shape of T type can guarantee sealing connecting strip 4's sealed effect at every moment, and simple to operate, will from top to bottom in T type sealing connecting strip's vertical retort is inserted and is established in the clearance between two adjacent steel face plates 3, extrudees hard downwards until T type sealing connecting strip's horizontal retort is established at steel face plate 3 upper surface, installs promptly and accomplishes convenient operation.
In this embodiment, the number of the connecting bolts 6 is plural, the plurality of connecting bolts 6 are uniformly arranged along the length direction of the water guide connecting channel steel 5, and the length of the connecting bolt 6 is smaller than the width of the water guide connecting channel steel 5.
It should be noted that the cover plate frame 2 is prefabricated in a factory, a water guide connecting channel steel 5 is welded on one side of the cover plate frame, a through hole matched with the connecting bolt 6 is formed in the water guide connecting channel steel 5, in the actual installation process, the connecting bolt 6 needs to enter the water guide connecting channel steel 5 through the upper opening of the water guide connecting channel steel 5 and penetrate through the through hole in the water guide connecting channel steel 5, and therefore the length of the connecting bolt 6 is smaller than the width of the water guide connecting channel steel 5; connecting bolt 6 passes the through-hole of water guide connection channel-section steel 5 and passes the through-hole on the apron frame 2, and 2 sides of apron frame are tight on the lateral wall of water guide connection channel-section steel 5 with connecting bolt 6's nut top through the nut, guarantee the stability of structure.
In this embodiment, the number of the mounting bolts 11 is plural, the plural mounting bolts 11 are uniformly distributed along the circumferential direction of the top of the side wall of the concrete trench body 1, and the side wall of the cover plate frame 2 is fixedly provided with a connecting lug plate 16 for connecting with the mounting bolts 11.
In this embodiment, the connecting ear plate 16 is provided with a U-shaped slot which is engaged with the mounting bolt 11 so as to accommodate a slight displacement of the cover frame 2, and the opening of the U-shaped slot is directed to the outside of the cover frame 2.
It should be noted that, the nut of the mounting bolt 11 is welded to the embedded foundation support 7, the screw rod of the mounting bolt 11 is vertically upward, the U-shaped groove on the connecting lug plate 16 passes through the screw rod of the mounting bolt 11, the connecting lug plate 16 is connected to the mounting bolt 11 through the nut, and the dismounting is convenient.
The above, only be the utility model discloses a preferred embodiment, it is not right the utility model discloses do any restriction, all according to the utility model discloses the technical entity all still belongs to any simple modification, change and the equivalent structure change of doing above embodiment the utility model discloses technical scheme's within the scope of protection.
Claims (8)
1. The utility model provides an assembled cable trench cover which characterized in that: the concrete ditch comprises a mounting base mechanism arranged at the top of the side wall of a concrete ditch body (1), a plurality of cover plate frames (2) which are arranged at the top of the mounting base mechanism along the length direction of the concrete ditch body (1), a connecting mechanism for connecting two adjacent cover plate frames (2), steel panels (3) covered on the cover plate frames (2), and sealing connecting strips (4) filled in gaps between the two adjacent steel panels (3);
the connecting mechanism comprises water guide connecting channel steel (5) arranged between two adjacent cover plate frames (2), the opening of the water guide connecting channel steel (5) is upward, the bottom of the water guide connecting channel steel (5) is flush with the bottom of the cover plate frames (2), one side of the water guide connecting channel steel (5) is fixedly connected with the cover plate frames (2) which are attached to the water guide connecting channel steel, and the other side of the water guide connecting channel steel (5) is detachably connected with the cover plate frames (2) which are attached to the water guide connecting channel steel through connecting bolts (6); the length of the water guide connecting channel steel (5) is greater than the width of the concrete ditch body (1);
the mounting foundation mechanism comprises an embedded foundation support (7) arranged at the top of the side wall of the concrete ditch body (1) and a mounting bolt (11) which is fixed at the top of the embedded foundation support (7) and used for fixing the cover plate frame (2); the cover plate frame (2) is erected at the top of the embedded foundation support (7);
the manhole has all been seted up on two steel face plates (3) that are located concrete ditch body (1) both ends, on steel face plate (3) with manhole complex position is provided with retaining ring (8), be provided with the cover on steel face plate (3) into manhole apron (9) on the manhole.
2. A fabricated cable gland plate according to claim 1, wherein: and first sealing rubber strips (12) are arranged between the cover plate frame (2) and the embedded foundation support (7) and between the water guide connecting channel steel (5) and the embedded foundation support (7).
3. A fabricated cable gland plate according to claim 1, wherein: and a second sealing rubber strip (13) is arranged between the water guide connecting channel steel (5) and the cover plate frame (2) detachably connected with the water guide connecting channel steel.
4. A fabricated cable gland plate according to claim 1, wherein: and a plurality of ribbed slabs (14) for supporting the steel panel (3) are arranged in the cover plate framework (2).
5. A fabricated cable gland plate according to claim 4, wherein: the cover plate frame (2) is also internally provided with a support rod (15) for supporting the manhole cover plate (9), and the support rod (15) is arranged between two adjacent rib plates (14).
6. A fabricated cable gland plate according to claim 1, wherein: the sealing connecting strips (4) are T-shaped sealing connecting strips, vertical strip parts of the T-shaped sealing connecting strips are inserted into gaps between every two adjacent steel face plates (3), and transverse strip parts of the T-shaped sealing connecting strips are clamped on the upper surfaces of the steel face plates (3).
7. A fabricated cable gland plate according to claim 1, wherein: the number of the connecting bolts (6) is multiple, the connecting bolts (6) are uniformly distributed along the length direction of the water guide connecting channel steel (5), and the length of each connecting bolt (6) is smaller than the width of the water guide connecting channel steel (5).
8. A fabricated cable gland plate according to claim 1, wherein: the quantity of construction bolt (11) is a plurality of, and a plurality of construction bolt (11) are evenly laid along the lateral wall top circumference of concrete ditch body (1), fixed being provided with on the lateral wall of apron frame (2) is used for connecting otic placode (16) be connected with construction bolt (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121481497.5U CN214900094U (en) | 2021-06-30 | 2021-06-30 | Assembled cable trench cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121481497.5U CN214900094U (en) | 2021-06-30 | 2021-06-30 | Assembled cable trench cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214900094U true CN214900094U (en) | 2021-11-26 |
Family
ID=78929141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121481497.5U Active CN214900094U (en) | 2021-06-30 | 2021-06-30 | Assembled cable trench cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214900094U (en) |
-
2021
- 2021-06-30 CN CN202121481497.5U patent/CN214900094U/en active Active
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