CN212450019U - Shield constructs quick-witted high tension cable tray - Google Patents
Shield constructs quick-witted high tension cable tray Download PDFInfo
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- CN212450019U CN212450019U CN202020770589.4U CN202020770589U CN212450019U CN 212450019 U CN212450019 U CN 212450019U CN 202020770589 U CN202020770589 U CN 202020770589U CN 212450019 U CN212450019 U CN 212450019U
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- voltage cable
- bottom plate
- cable tray
- hollow slide
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Abstract
A high-voltage cable tray of a shield machine relates to the technical field of shield machine equipment, is integrally in a cuboid shape with an opening at the upper end, and comprises a bottom plate, an inner guardrail, an outer guardrail and two side guardrails, wherein the inner guardrail is arranged on the long edge of the bottom plate and is positioned at the inner side of a trolley; three telescopic rods are arranged on the bottom plate at equal intervals. This novel reduce high tension cable's transit time, easy operation, labour saving and time saving.
Description
Technical Field
The utility model relates to a shield constructs quick-witted equipment technical field, concretely relates to shield constructs quick-witted high tension cable tray.
Background
The construction of subway tunnels in cities by adopting a shield method is a common construction method, and high-voltage cables for transmitting power to the shield machine need to be continuously extended while the shield machine continuously advances. The right side of a trolley of the shield machine is a storage area of a high-voltage cable of the shield machine, and the high-voltage cable needs to be manually extended backwards and hung on a cable hook which is installed in advance when the shield machine tunnels 1-2 rings. When the high-voltage cable inventory in the storage area is insufficient, the shield machine is powered off and stopped, the high-voltage cable is conveyed to the shield machine trolley from the outside of the tunnel, and the shield machine high-voltage cable is generally selected to be 3 x 70+3 x 35/3, so that the diameter of the cable is large and heavy, and more manpower and time are consumed for one-time conveying.
High-voltage cables used by the shield machine are usually 500 meters per coil or 1000 meters per coil, the conveying method usually includes the steps of hoisting a cable reel onto a segment car and conveying the segment car into a shield machine trolley, manually coiling the high-voltage cables into a trolley high-voltage cable storage area one by one, 7-8 persons are needed, the time is consumed for nearly one day (24 hours), and the shutdown time of the shield machine is longer; the structure in the trolley of the shield machine is complex, and when workers coil high-voltage cables in a storage area, the efficiency is low due to limited work pieces; because the high-voltage cable is large in diameter and heavy, the high-voltage cable is easy to stack untidy when being coiled, and cable rings are not easy to wind and unwind when being backwards extended, so that the high-voltage cable is troublesome to process.
In addition, the shield machine is in a power-off shutdown state when a high-voltage cable is conveyed, and once the shield machine is in a long-time shutdown state and is unstable in a tunnel face, pressure can not be maintained in time, the risk of ground subsidence caused by collapse of the tunnel face can be easily caused, and in addition, once shield tail leakage water occurs, grease injection or grouting can not be performed in time, the risk of tunnel flooding can be easily caused, and the like, so that shield construction is influenced.
Disclosure of Invention
In order to solve the problems in the prior art, the utility model provides a shield constructs quick-witted high tension cable tray reduces high tension cable's transit time, easy operation, labour saving and time saving.
The purpose of the utility model can be realized by the following technical proposal: a high-voltage cable tray of a shield machine is integrally in a cuboid shape with an opening at the upper end and comprises a bottom plate, an inner guardrail, an outer guardrail and two side guardrails, wherein the inner guardrail is arranged on the long edge of the bottom plate and positioned on the inner side of a trolley; three telescopic rods are arranged on the bottom plate at equal intervals.
Preferably, the outer guardrail is divided into an upper guardrail and a lower guardrail, a transverse edge is formed at the joint of the upper guardrail and the lower guardrail, an included angle formed by the lower guardrail and the bottom plate is an obtuse angle, and the upper guardrail is perpendicular to the bottom plate. Because the space structure of the storage area of the high-voltage cable of the trolley is limited, the outer protective fence which is expanded outwards can play a role in expanding the storage capacity.
Preferably, a plurality of support mechanisms which are connected in a hinged mode are mounted on the edge where the upper fence and the lower fence are connected, the support mechanisms are close to the vertical connecting rod of the outer guardrail, each support mechanism comprises a supporting rod and an adjusting rod, the adjusting rods are connected to the lower ends of the supporting rods in a threaded mode, the upper ends of the supporting rods are hinged to the transverse connecting rods at the edge, one corners of two corners of the upper ends of hinged lug plates of the supporting rods are arc-shaped, one corner of each of the two corners is a right angle, and the right angle is used for fixing the support mechanisms when the supporting rods are vertically supported; pins are transversely inserted into the support rods, insertion holes are formed in the inclined connecting rods of the lower rails, and when the support rods rotate to be flush with the inclined railings, the pins are inserted into the insertion holes to position the support mechanism.
Preferably, the telescopic link is the hollow slide bar of slip grafting from top to bottom in proper order, hollow slide bar diameter from top to bottom increases in proper order be provided with a through-hole of arranging equidistantly on the hollow slide bar, the through-hole is to passing the pole wall of hollow slide bar is adjacent fix a position in inserting the through-hole of aliging with the banking pin between the hollow slide bar. The telescopic link has the effect that the arrangement high tension cable arranged on the tray, prevents that the high tension cable from knotting the wire winding and leading to influencing the construction progress when the construction operation.
Preferably, the inner sides of the trays are all wrapped by rubber sheets; preventing the cable sheath from being worn or scratched.
Preferably, the bottom plate comprises a steel frame and a pattern panel, and the pattern panel is welded on the steel frame; the pattern panel has the skid-proof effect, increases the frictional force that high tension cable deposited, avoids sliding in the transportation process.
Preferably, the trapezoidal frame plate is made of steel square tubes through welding.
The utility model discloses an application principle: when the high-voltage cable storage device is used, two trays are arranged, one tray is placed in a cable storage area of the trolley and stores a high-voltage cable and is used by a shield machine, the other tray is placed outside a tunnel and is coiled into the tray for standby by utilizing a wide space, when the high-voltage cable on the trolley is insufficient, the tray is transported out, the tray with the coiled high-voltage cable is hung on a duct piece trolley and is transported into the shield machine trolley, the cable tray is placed in the high-voltage cable storage area by utilizing a cantilever beam and a chain block which are installed in the trolley, and the high-voltage cable can be started after being installed;
the method for coiling the high-voltage cable into the tray comprises the following steps: firstly, reserving a bottommost hollow slide rod, coiling a high-voltage cable into a coil around the hollow slide rod by a worker, coiling the high-voltage cable of the same layer from the hollow slide rod to the hollow slide rod by a circle, coiling the high-voltage cable of the same layer from the hollow slide rod to the hollow slide rod along a coiled thread path after the high-voltage cable of the same layer is coiled, and then sequentially coiling the high-voltage cable of the first hollow slide rod until the hollow slide rod is full;
when the tray is used, the hollow slide rod at the uppermost end is firstly pulled out, the high-voltage cable extends backwards, when the second hollow slide rod is exposed downwards, the second hollow slide rod is pulled out, the high-voltage cable extends backwards, the hollow slide rods are sequentially pulled out until the stock of the high-voltage cable is insufficient, and the tray is replaced.
The utility model discloses the combined effect who brings includes: the utility model has simple and reasonable structure and convenient use, transfers the coiling process in the trolley to the outside of the tunnel, and utilizes the tray to transport the coiled high-voltage cable to the trolley to be directly placed in the storage area of the trolley, thereby greatly shortening the downtime of the shield machine and simultaneously avoiding the problem of low efficiency caused by the operation of workers in a narrow space; the telescopic rod is arranged on the tray, so that the high-voltage cable has certain regularity when being coiled into the tray, and the problem of self winding is avoided.
Drawings
Fig. 1 is a schematic structural view of an outer guard rail according to an embodiment of the present invention.
Fig. 2 is the embodiment of the utility model provides a shield constructs main structure sketch map of removing outer guardrail of quick-witted high tension cable tray.
Fig. 3 is the utility model discloses shield constructs overlooking structure sketch map of quick-witted high tension cable tray.
Fig. 4 is the utility model discloses shield constructs side view structure schematic diagram of quick-witted high tension cable tray.
Fig. 5 is the embodiment of the utility model discloses the structure of the telescopic link of shield constructs quick-witted high tension cable tray schematic diagram.
Fig. 6 is a front view structure diagram of the supporting mechanism of the high-voltage cable tray of the shield tunneling machine according to the embodiment of the present invention.
Fig. 7 is the embodiment of the utility model discloses a shield constructs side view structure sketch map of supporting mechanism of quick-witted high tension cable tray.
Wherein like parts are designated by like reference numerals throughout the several views; the figures are not drawn to scale.
Detailed Description
The invention is further described with reference to the following figures and examples.
Examples
The high-voltage cable tray of the shield machine is integrally in a cuboid shape with an open upper end, and the inner side of the tray is wrapped by rubber skin to prevent the cable skin from being worn or scratched. The tray comprises a bottom plate 1, an inner guard rail 2, an outer guard rail 3 and two side guard rails 4; the bottom plate 1 comprises a steel frame and a pattern panel, and the pattern panel is welded on the steel frame; the pattern panel has the anti-slip function, so that the friction force for storing the high-voltage cable is increased, and the slippage in the conveying process is avoided; the inner guardrail 2 is arranged on the long edge of the bottom plate 1 and is positioned on the inner side of the trolley, the outer guardrail 3 is arranged on the other long edge of the bottom plate 1 and is positioned on the outer side of the trolley, the two side guardrails 4 are respectively arranged on the wide edge of the bottom plate 1, the inner guardrail 2 is composed of a plurality of uniformly distributed trapezoidal frame plates 21, and the trapezoidal frame plates 21 are made of steel square tubes through welding; outer guardrail 3 expands outward towards the outside of platform truck, outer guardrail 3 divide into last fence 31 and lower fence 32, go up fence 31 and lower fence 32 junction and form horizontal edge, lower fence 32 with the contained angle that bottom plate 1 is connected is the obtuse angle, go up fence 31 with bottom plate 1 is perpendicular, because the storage area spatial structure of the high tension cable of platform truck is limited, outer guardrail 3 that expands can play the effect that enlarges storage capacity.
The edge connecting the upper rail 31 and the lower rail 32 is provided with 4 groups of support mechanisms 6 which are hinged, the support mechanisms 6 are all close to the vertical connecting rod of the outer guardrail 3, each support mechanism 6 comprises a support rod 61 and an adjusting rod 62, the adjusting rod 62 is in threaded connection with the lower end of the support rod 61, the upper end of the support rod 61 is hinged on the transverse connecting rod at the edge, one corner of two corners of the upper end of a hinged lug plate of the support rod 61 is in a circular arc shape, and the other corner is a right angle which is used for fixing the support mechanism 6 when the support rod 61 is vertically supported; a pin 63 is transversely inserted into the support rod 61, an insertion hole 7 is formed in the oblique connecting rod of the lower rail 32, and when the support rod 61 rotates to be flush with the oblique rail, the pin 63 is inserted into the insertion hole 7 to position the support mechanism 6; in the transportation process, the supporting mechanism 6 rotates to be in a vertical state, the rotating extending adjusting rod 62 is pressed against the supporting surface, after the supporting mechanism is transported into the shield tunneling machine, the adjusting rod 62 rotates and retracts, the supporting rod 61 is rotated to be parallel to the inclined connecting rod, the pin 63 is inserted into the corresponding jack 7, and the supporting mechanism 6 is folded. The supporting mechanism 6 functions as: the pallet can play a role in stably supporting during transportation.
Equidistant three telescopic links 5 of installing on bottom plate 1, telescopic link 5 is the hollow slide bar 51 of slip grafting from top to bottom in proper order, hollow slide bar 51 diameter from top to bottom increases in proper order be provided with a through-hole 52 that equidistant arranges on hollow slide bar 51, through-hole 52 is to passing hollow slide bar 51's pole wall, it is adjacent insert location in the through-hole 52 of aliging with stop pin 53 between the hollow slide bar 51. The telescopic rod 5 has the function of arranging the high-voltage cables on the tray, and the high-voltage cables are prevented from knotting and winding to influence the construction progress during construction operation.
The utility model discloses use principle: when using, the tray is two, one is placed and is had high tension cable in the cable storage area of platform truck and storage, the supply shield constructs the machine and uses, another is put outside the tunnel and is utilized the broad space to coil high tension cable to the tray in reserve, when the high tension cable on the platform truck is not enough, carry out the tray of here, hang the tray of coiling good high tension cable to the section of jurisdiction car on transport to the shield constructs in the machine platform truck, utilize the cantilever beam and the chain block that install in the platform truck to place high tension cable's storage area with the cable tray, use time about 2 hours, 3 can accomplish the operation to 4 people, easy operation, convenient and fast, time saving and labor saving, high tension cable can start after finishing installing, consequently can resume shield construction fast.
The method for coiling the high-voltage cable into the tray comprises the following steps: firstly, reserving a bottommost hollow slide rod 51, coiling a high-voltage cable into a coil around the hollow slide rod 51 by a worker, coiling the high-voltage cable of the same layer from the hollow slide rod 51 to the hollow slide rod 51 by a circle, coiling the high-voltage cable of the same layer to the hollow slide rod 51 along a coiled thread path after the high-voltage cable of the same layer is coiled, and sequentially coiling the high-voltage cable of the same layer, wherein after the high-voltage cable of the first hollow slide rod 51 is full, a second hollow slide rod 51 is installed until the tray is full;
when the tray is used, the hollow slide rod 51 at the uppermost end is pulled out firstly, the high-voltage cable extends backwards, when the second hollow slide rod 51 is exposed downwards, the second hollow slide rod is pulled out, the high-voltage cable extends backwards, the hollow slide rods 51 are pulled out in sequence until the stock of the high-voltage cable is insufficient, and the tray is replaced.
The structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention does not have the substantial significance in the technology, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy which can be produced by the present invention and the purpose which can be achieved by the present invention. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
The present invention has been described above with reference to the preferred embodiments, but the scope of protection of the present invention is not limited thereto, and all technical solutions falling within the scope of the claims are within the scope of protection of the present invention. Various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict.
Claims (7)
1. A high-voltage cable tray of a shield machine is integrally in a cuboid shape with an opening at the upper end and is characterized by comprising a bottom plate, an inner guardrail, an outer guardrail and two side guardrails, wherein the inner guardrail is arranged on the long edge of the bottom plate and positioned on the inner side of a trolley; three telescopic rods are arranged on the bottom plate at equal intervals.
2. The shield tunneling machine high-voltage cable tray as claimed in claim 1, wherein the outer guard rail is divided into an upper rail and a lower rail, a transverse edge is formed at the joint of the upper rail and the lower rail, an included angle formed by the connection of the lower rail and the bottom plate is an obtuse angle, and the upper rail is perpendicular to the bottom plate.
3. The shield tunneling machine high-voltage cable tray as claimed in claim 2, wherein a plurality of support mechanisms hinged to each other are mounted on an edge connecting the upper rail and the lower rail, the support mechanisms are all close to the vertical connecting rods of the outer guard bar, each support mechanism comprises a supporting rod and an adjusting rod, the adjusting rod is in threaded connection with the lower end of the supporting rod, the upper end of the supporting rod is hinged to the transverse connecting rod at the edge, one corner of each of two corners of the upper end of each hinged lug plate of the supporting rod is in a circular arc shape, one corner of each hinged lug plate of the supporting rod is in a right angle, and the right angle is used for fixing the support mechanism when the supporting rod is vertically; pins are transversely inserted into the support rods, insertion holes are formed in the inclined connecting rods of the lower rails, and when the support rods rotate to be flush with the inclined railings, the pins are inserted into the insertion holes to position the support mechanism.
4. The shield constructs quick-witted high tension cable tray of claim 3, characterized in that, the telescopic link is the hollow slide bar of slip grafting from top to bottom in proper order, the hollow slide bar diameter increases in proper order from top to bottom be provided with a list of through-hole of arranging at an equal interval on the hollow slide bar, the through-hole is to passing the pole wall of hollow slide bar, and is adjacent insert the through-hole of alignment with the banking pin between the hollow slide bar and fix a position.
5. The shield tunneling machine high-voltage cable tray of claim 1, wherein the inner sides of the tray are all wrapped with rubber.
6. The shield tunneling machine high-voltage cable tray according to any one of claims 1-5, wherein the bottom plate comprises a steel frame and a pattern panel welded to the steel frame.
7. The shield tunneling machine high-voltage cable tray of claim 6, wherein the trapezoidal frame plate is made of steel square tubes by welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020770589.4U CN212450019U (en) | 2020-05-11 | 2020-05-11 | Shield constructs quick-witted high tension cable tray |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020770589.4U CN212450019U (en) | 2020-05-11 | 2020-05-11 | Shield constructs quick-witted high tension cable tray |
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| Publication Number | Publication Date |
|---|---|
| CN212450019U true CN212450019U (en) | 2021-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020770589.4U Active CN212450019U (en) | 2020-05-11 | 2020-05-11 | Shield constructs quick-witted high tension cable tray |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114883975A (en) * | 2022-05-16 | 2022-08-09 | 中铁隧道局集团有限公司 | System and method for quickly installing high-voltage cable of super-large-diameter shield tunneling machine |
-
2020
- 2020-05-11 CN CN202020770589.4U patent/CN212450019U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114883975A (en) * | 2022-05-16 | 2022-08-09 | 中铁隧道局集团有限公司 | System and method for quickly installing high-voltage cable of super-large-diameter shield tunneling machine |
| CN114883975B (en) * | 2022-05-16 | 2024-01-30 | 中铁隧道局集团有限公司 | System and method for quickly installing high-voltage cable of ultra-large diameter shield machine |
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