CN111585237A - Protection device for foundation treatment cable pipe of special geological section of 110kV cable line engineering - Google Patents
Protection device for foundation treatment cable pipe of special geological section of 110kV cable line engineering Download PDFInfo
- Publication number
- CN111585237A CN111585237A CN202010255721.2A CN202010255721A CN111585237A CN 111585237 A CN111585237 A CN 111585237A CN 202010255721 A CN202010255721 A CN 202010255721A CN 111585237 A CN111585237 A CN 111585237A
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- Prior art keywords
- cable
- pipe sleeve
- protection device
- foundation treatment
- geological section
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G9/00—Installations of electric cables or lines in or on the ground or water
- H02G9/06—Installations of electric cables or lines in or on the ground or water in underground tubes or conduits; Tubes or conduits therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
Abstract
The invention relates to a protection device, in particular to a protection device for a foundation treatment cable pipe of a special geological section of a 110kV cable line project. The utility model provides a special geological section ground of 110kV cable run engineering handles cable pipe protection device, includes upper pipe box and lower pipe box, forms the protection passageway with cable pipe matched with between upper pipe box and the lower pipe box, and the both ends of upper pipe box and lower pipe box all cooperate along length direction to be provided with the mounting bar, and upper pipe box and lower pipe box are sheathe in and are provided with a plurality of buffer along length direction interval. The invention can protect the cable tube on the cable line and ensure the operation safety of the cable.
Description
Technical Field
The invention relates to a protection device, in particular to a protection device for a foundation treatment cable pipe of a special geological section of a 110kV cable line project.
Background
The soft foundation is a foundation mainly composed of silt, mucky soil, filling soil, miscellaneous filling soil or other high-compressibility soil layers specified in the building foundation design Specification (GB 50007-2002) of China. Such soils have undesirable engineering properties of high natural water content, large void ratio, high compressibility, poor permeability, low shear strength, and the like.
In civil engineering construction, when a natural foundation cannot meet the requirements of a building (structure) on the foundation, the natural foundation needs to be reinforced and improved to form an artificial foundation so as to meet the requirements of the building (structure) on the foundation and ensure the safety and normal use of the foundation, and the improvement of the foundation reinforcement is called as foundation treatment.
When foundation treatment is carried out, due to differential settlement of soil layers, structural damage can be caused to cable pipes on cable lines in a built-up area, and operation safety of cables is affected.
At present, when foundation treatment is carried out, effective measures can not be taken yet to prevent the cable pipes from being damaged.
Disclosure of Invention
The invention mainly aims at solving the problem that the differential settlement of soil layers may cause structural damage to cable pipes on cable lines in a built area and influence the operation safety of cables during foundation treatment, and provides a 110kV cable line engineering special geological section foundation treatment cable pipe protection device which can protect the cable pipes on the cable lines, thereby preventing the differential settlement of the soil layers from causing structural damage to the cable pipes, ensuring the structural integrity of the cable pipes and ensuring the operation safety of the cables.
The purpose of the invention is mainly realized by the following scheme: a protection device for a 110kV cable line engineering special geological section foundation treatment cable pipe comprises an upper pipe sleeve and a lower pipe sleeve, a protection channel matched with the cable pipe is formed between the upper pipe sleeve and the lower pipe sleeve, mounting bars are arranged at two ends of the upper pipe sleeve and the lower pipe sleeve in a matching mode along the length direction, a plurality of buffering devices are arranged on the upper pipe sleeve and the lower pipe sleeve at intervals along the length direction, each buffering device comprises a positioning bolt and an elastic cushion arranged on the inner surface of the upper pipe sleeve and the lower pipe sleeve, an inflation cavity is arranged in each elastic cushion, a threaded hole matched with the positioning bolt is formed in each mounting bar, a gas storage shell is arranged between each upper pipe sleeve or each lower pipe sleeve and each mounting bar corresponding to each elastic cushion, a gas storage cavity is formed in each gas storage shell, a gas guide piston is connected in each gas storage cavity in a sliding mode, and an adjusting hole is formed in one end, close to, the one end that is close to the cushion of gas storage casing be provided with the venthole, the air guide piston on be connected with and extend to the piston rod in the adjusting hole, the one side that is close to the screw hole of adjusting hole be provided with the direction pearl, the one end of direction pearl support on the piston rod, the other end of direction pearl be located the screw hole, venthole and cushion in aerify the chamber between be connected through the air duct. A protective channel matched with the cable pipe is formed between the upper pipe sleeve and the lower pipe sleeve, mounting strips are arranged at two ends of the upper pipe sleeve and the lower pipe sleeve along the length direction in a matching manner, the mounting strips are arranged at two ends of the upper pipe sleeve and the lower pipe sleeve in the radial direction, a plurality of buffering devices are arranged on the upper pipe sleeve and the lower pipe sleeve along the length direction at intervals, each buffering device comprises a positioning bolt and an elastic cushion arranged on the inner surfaces of the upper pipe sleeve and the lower pipe sleeve, each elastic cushion is arranged along the inner wall surface of the upper pipe sleeve or the lower pipe sleeve and is arc-shaped, an inflation cavity is arranged in each elastic cushion, a threaded hole matched with the positioning bolt is arranged on each mounting strip, a gas storage shell is arranged between each upper pipe sleeve or the lower pipe sleeve and the corresponding elastic cushion, a gas storage cavity is arranged in each gas storage shell, a gas guide piston is connected in each gas storage cavity, the air guide piston is connected with a piston rod extending into the adjusting hole, one side of the adjusting hole close to the threaded hole is provided with a guide bead, one end of the guide bead is abutted against the piston rod, the other end of the guide bead is positioned in the threaded hole, the air outlet hole is connected with the inflation cavity in the elastic cushion through an air guide pipe, a cable pipe in the soft ground area is easily subjected to the load action when the soil layer moves, so that large deformation can be generated, the upper pipe sleeve and the lower pipe sleeve are correspondingly clamped on the cable pipe in the area, the cable pipe is positioned in a protection channel formed by the upper pipe sleeve and the lower pipe sleeve, then the corresponding mounting strips on the upper pipe sleeve and the lower pipe sleeve are fixedly connected through a positioning bolt, when the positioning bolt is screwed into the threaded hole, a threaded rod on the positioning bolt is abutted against the guide bead, and along with the movement of the positioning bolt, the positioning bolt can drive the, the guide bead can drive the piston rod and move simultaneously when removing, the piston rod can drive the air guide piston and remove in the gas storage chamber simultaneously, thereby pass through the venthole with the gas in the gas storage chamber, extrude behind the air duct and aerify the intracavity, thereby make the cushion inflation, cushion after the inflation can the chucking on the cable duct, thereby make upper hose cover and lower pipe cover can press from both sides the cable duct tight, because the cushion after the inflation has better elasticity, consequently can play effectual buffering and guard action to the cable duct when receiving soil layer oppression power, prevent that the difference of soil layer from subsiding and causing structural damage to the cable duct, can eliminate the inhomogeneous settlement between the circuit, ensure cable duct structural integrity, guarantee cable operation safety.
Preferably, the two ends of the upper pipe sleeve and the lower pipe sleeve in the length direction are both provided with a connecting groove, and a connecting lug matched with the connecting groove is arranged in the connecting groove at one end of the upper pipe sleeve and the lower pipe sleeve in the length direction. The connecting grooves are formed in the two ends of the upper pipe sleeve and the lower pipe sleeve in the length direction, the connecting protrusions matched with the connecting grooves are arranged in the connecting grooves in one end of the upper pipe sleeve and the lower pipe sleeve in the length direction, the length of a cable pipe needing to be protected is possibly long, so that the upper pipe sleeve and the lower pipe sleeve can be spliced to be used under the condition that one section of the upper pipe sleeve and one section of the lower pipe sleeve are not enough, the connecting protrusions are clamped into the corresponding connecting grooves during splicing, connection is stable, an effective sealing effect can be achieved, and impurities such as water or soil are prevented from entering the protecting channel.
Preferably, a return spring is connected between one end of the air guide piston, which is far away from the piston rod, and the side wall of the air storage cavity. A return spring is connected between one end of the air guide piston, which is far away from the piston rod, and the side wall of the air storage cavity, and the return spring is arranged to drive the air guide piston and the piston rod to move after the positioning bolt is detached, so that the air guide piston is convenient to detach or is convenient to mount next time.
Preferably, the elastic pad is made of a rubber material. The elastic cushion is made of rubber materials, so that the cost is low, the processing is convenient, and the elastic cushion has good elasticity.
Preferably, the plurality of buffer devices are arranged at regular intervals. The plurality of buffering devices are arranged at uniform intervals, so that the stability of the whole device is good.
Preferably, the connecting convex block and the connecting groove are both arc-shaped. Connecting lug and connecting groove all are the arc to when making connecting lug and connecting groove connect, the sealed effect that can play is better.
Preferably, one end of the piston rod is provided with a guide groove matched with the guide ball. One end of the piston rod is provided with a guide groove matched with the guide bead, and the guide bead is abutted in the guide groove, so that the guide bead can roll under the action of the positioning bolt and drive the piston rod and the air guide piston to move.
Preferably, the connecting convex block is connected in the connecting groove in a sliding manner, and the connecting convex block is connected with the bottom surface of the connecting groove through a buffer spring. Connecting lug sliding connection is in connecting groove, connect through buffer spring connection between lug and connecting groove's the bottom surface, the quantity of buffer spring on every connecting lug is three, three buffer spring evenly sets up on connecting lug, when connecting lug card on an upper tube cover goes into another connecting groove on the upper tube cover, under buffer spring's effect, connecting lug can support in connecting groove with elasticity, thereby make upper tube cover or low tube cover can play certain cushioning effect when receiving the impact, and can guarantee that connecting lug and connecting groove can not separate easily, stability is high.
Therefore, the protection device for the 110kV cable line engineering special geological section foundation treatment cable pipe has the following advantages: the invention is convenient to use, can protect the cable pipe on the cable line, thereby preventing the structural damage of the differential settlement of the soil layer to the cable pipe, ensuring the structural integrity of the cable pipe and the operation safety of the cable, and the arrangement of the connecting lug and the connecting groove can play an effective sealing role and prevent impurities such as water or soil and the like from entering the protection channel.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a left side view of fig. 1.
Fig. 3 is a schematic structural view of the connecting projection and the buffer spring in the present invention.
Illustration of the drawings: 1-upper pipe sleeve, 2-lower pipe sleeve, 3-connecting groove, 4-positioning bolt, 5-threaded hole, 6-guiding ball, 7-piston rod, 8-air guiding piston, 9-air storage cavity, 10-air charging cavity, 11-elastic cushion, 12-air guiding pipe, 13-mounting strip, 14-reset spring, 15-connecting lug, 16-air storage shell, 17-protecting channel, 18-guiding groove, 19-adjusting hole, 20-buffer spring and 21-air outlet hole.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
Example 1:
as shown in figures 1, 2 and 3, the cable pipe protection device for foundation treatment of the special geological section of the 110kV cable line engineering comprises an upper pipe sleeve 1 and a lower pipe sleeve 2, a protection channel 17 matched with a cable pipe is formed between the upper pipe sleeve 1 and the lower pipe sleeve 2, mounting strips 13 are arranged at two ends of the upper pipe sleeve 1 and the lower pipe sleeve 2 in a matching mode along the length direction, the mounting strips 13 are arranged at two ends of the upper pipe sleeve 1 and the lower pipe sleeve 2 in the radial direction, a plurality of buffer devices are arranged on the upper pipe sleeve 1 and the lower pipe sleeve 2 along the length direction at intervals, the buffer devices are uniformly arranged at intervals, so that the stability of the whole device is good, each buffer device comprises a positioning bolt 4 and an elastic cushion 11 arranged on the inner surface of the upper pipe sleeve 1 and the lower pipe sleeve 2, the elastic cushion 11 is arranged along the inner wall surface of the upper pipe sleeve 1 or the lower pipe sleeve 2, the elastic cushion 11 is, the elastic pad 11 is made of rubber materials, the cost is low, the processing is convenient, and the elastic pad has good elasticity, a threaded hole 5 matched with the positioning bolt 4 is arranged on the mounting strip 13, a gas storage shell 16 is arranged between the upper pipe sleeve 1 or the lower pipe sleeve 2 and the mounting strip 13 corresponding to the elastic pad 11, a gas storage cavity 9 is arranged in the gas storage shell 16, a gas guide piston 8 is connected in the gas storage cavity 9 in a sliding way, an adjusting hole 19 is arranged at one end of the gas storage shell 16 close to the threaded hole 5, a gas outlet hole 21 is arranged at one end of the gas storage shell 16 close to the elastic pad 11, a piston rod 7 extending into the adjusting hole 19 is connected on the gas guide piston 8, a guide bead 6 is arranged at one side of the adjusting hole 19 close to the threaded hole 5, one end of the guide bead 6 is abutted against the piston rod 7, a guide groove 18 matched with the guide bead, the guide ball 6 is convenient to roll and drive the piston rod 7 and the air guide piston 8 to move after being acted by the positioning bolt 4, the other end of the guide ball 6 is positioned in the threaded hole 5, the air outlet hole 21 is connected with the air inflation cavity 10 in the elastic cushion 11 through the air duct 12, a cable pipe in a soft ground area is easily subjected to the load action when the soil layer moves, so that large deformation can be generated, the upper pipe sleeve 1 and the lower pipe sleeve 2 are correspondingly clamped on the cable pipe in the area, the cable pipe is positioned in the protection channel 17 formed by the upper pipe sleeve 1 and the lower pipe sleeve 2, then the corresponding mounting strips 13 on the upper pipe sleeve 1 and the lower pipe sleeve 2 are fixedly connected through the positioning bolt 4, when the positioning bolt 4 is screwed into the threaded hole 5, the threaded rod on the positioning bolt 4 can abut against the guide ball 6, along with the movement of the positioning bolt 4, the positioning bolt 4 can drive the guide ball 6 to move towards the inside of the adjusting, the guide bead 6 can drive the piston rod 7 and move simultaneously when moving, the piston rod 7 can drive the air guide piston 8 and move simultaneously in the gas storage cavity 9, thereby pass through the venthole 21 with the gas in the gas storage cavity 9, squeeze into behind the air duct 12 and inflate in the chamber 10, thereby make the cushion 11 inflation, cushion 11 after the inflation can the chucking on the cable duct, thereby make upper hose cover 1 and lower hose cover 2 can press from both sides the cable duct tightly, because cushion 11 after the inflation has better elasticity, consequently, can play effectual buffering and guard action to the cable duct when receiving the soil layer oppression power, prevent that the difference of soil layer from subsiding and causing structural damage to the cable duct, can eliminate the differential settlement between the circuit, ensure cable duct structural integrity, guarantee cable operation safety.
The two ends of the upper pipe sleeve 1 and the lower pipe sleeve 2 in the length direction are both provided with a connecting groove 3, the connecting groove 3 at one end of the upper pipe sleeve 1 and the lower pipe sleeve 2 in the length direction is internally provided with a connecting lug 15 matched with the connecting groove 3, and the length of a cable pipe to be protected is possibly longer, so that under the condition that one section of the upper pipe sleeve 1 and the lower pipe sleeve 2 is insufficient, a plurality of sections of the upper pipe sleeve 1 and the lower pipe sleeve 2 can be spliced for use, when the upper pipe sleeve 1 and the lower pipe sleeve 2 are spliced, the connecting lug 15 is clamped into the corresponding connecting groove 3, the connection is very stable, an effective sealing effect can be achieved, and impurities such as water or soil and the like are; the connecting lug 15 and the connecting groove 3 are both arc-shaped, so that the sealing effect can be better when the connecting lug 15 is connected with the connecting groove 3; connecting convex block 15 sliding connection is in connecting groove 3, connect through buffer spring 20 between the bottom surface of connecting convex block 15 and connecting groove 3, the quantity of buffer spring 20 on every connecting convex block 15 is three, three buffer spring 20 evenly sets up on connecting convex block 15, when connecting convex block 15 card on one last pipe box 1 goes into another connecting groove 3 on going up the pipe box 1, under buffer spring 20's effect, connecting convex block 15 can support in connecting groove 3 with elasticity, thereby make last pipe box 1 can play certain cushioning effect when receiving the impact, and can guarantee that connecting convex block 15 and connecting groove 3 can not separate easily, and stability is high.
A return spring 14 is connected between one end of the air guide piston 8, which is far away from the piston rod 7, and the side wall of the air storage cavity 9, and the return spring 14 can drive the air guide piston 8 and the piston rod 7 to move after the positioning bolt 4 is detached, so that the air guide piston is convenient to detach or is convenient to mount next time.
It should be understood that this example is only for illustrating the present invention and is not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and such equivalents may fall within the scope of the present invention as defined in the appended claims.
Claims (8)
1. A protection device for a 110kV cable line engineering special geological section foundation treatment cable pipe is characterized by comprising an upper pipe sleeve and a lower pipe sleeve, a protection channel matched with the cable pipe is formed between the upper pipe sleeve and the lower pipe sleeve, mounting bars are arranged at two ends of the upper pipe sleeve and the lower pipe sleeve in a matching mode along the length direction, a plurality of buffering devices are arranged on the upper pipe sleeve and the lower pipe sleeve at intervals along the length direction, each buffering device comprises a positioning bolt and an elastic cushion arranged on the inner surface of the upper pipe sleeve and the lower pipe sleeve, an inflation cavity is arranged in each elastic cushion, a threaded hole matched with the positioning bolt is formed in each mounting bar, a gas storage shell is arranged between the upper pipe sleeve or the lower pipe sleeve and each mounting bar corresponding to each elastic cushion, a gas storage cavity is formed in each gas storage shell, and a gas guide piston is connected in each gas storage cavity in a sliding mode, the one end that is close to the screw hole of gas storage casing be provided with the regulation hole, the one end that is close to the cushion of gas storage casing be provided with the venthole, the air guide piston on be connected with and extend to the piston rod in the regulation hole, the one side that is close to the screw hole of regulation hole be provided with the direction pearl, the one end of direction pearl support on the piston rod, the other end of direction pearl be located the screw hole, venthole and cushion in aerify the chamber between be connected through the air duct.
2. The protection device for the 110kV cable line engineering special geological section foundation treatment cable tube, according to claim 1, is characterized in that two ends of the upper tube sleeve and the lower tube sleeve in the length direction are respectively provided with a connecting groove, and a connecting lug matched with the connecting groove is arranged in the connecting groove at one end of the upper tube sleeve and the lower tube sleeve in the length direction.
3. The protection device for the 110kV cable line engineering special geological section foundation treatment cable pipe as claimed in claim 1, wherein a return spring is connected between one end of the air guide piston, which is far away from the piston rod, and the side wall of the air storage cavity.
4. The protection device for the 110kV cable line engineering special geological section foundation treatment cable pipe according to claim 1, 2 or 3, characterized in that the elastic cushion is made of a rubber material.
5. The protection device for the 110kV cable line engineering special geological section foundation treatment cable pipe according to claim 1, 2 or 3, wherein a plurality of buffering devices are uniformly spaced.
6. The protection device for the foundation treatment cable duct of the 110kV cable line engineering special geological section as claimed in claim 2, wherein the connecting projection and the connecting groove are both arc-shaped.
7. The protection device for the 110kV cable line engineering special geological section foundation treatment cable pipe as claimed in claim 1, 2 or 3, wherein one end of the piston rod is provided with a guide groove matched with the guide bead.
8. The protection device for the 110kV cable line engineering special geological section foundation treatment cable duct is characterized in that the connecting convex block is connected in the connecting groove in a sliding mode, and the connecting convex block is connected with the bottom face of the connecting groove through the buffer spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010255721.2A CN111585237A (en) | 2020-04-02 | 2020-04-02 | Protection device for foundation treatment cable pipe of special geological section of 110kV cable line engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010255721.2A CN111585237A (en) | 2020-04-02 | 2020-04-02 | Protection device for foundation treatment cable pipe of special geological section of 110kV cable line engineering |
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| Publication Number | Publication Date |
|---|---|
| CN111585237A true CN111585237A (en) | 2020-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010255721.2A Pending CN111585237A (en) | 2020-04-02 | 2020-04-02 | Protection device for foundation treatment cable pipe of special geological section of 110kV cable line engineering |
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| Country | Link |
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| CN (1) | CN111585237A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113371982A (en) * | 2021-07-23 | 2021-09-10 | 河北南玻玻璃有限公司 | Sulfur dioxide pipeline for float glass slag box |
| WO2022041293A1 (en) * | 2020-08-27 | 2022-03-03 | 江苏诺贝尔塑业有限公司 | Corrosion-resistant cable conduit |
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| CN212304685U (en) * | 2020-04-02 | 2021-01-05 | 国网浙江省电力有限公司湖州供电公司 | Cable line engineering special geological section ground treatment cable pipe protection device |
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| CN204928003U (en) * | 2015-08-28 | 2015-12-30 | 国家电网公司 | Can dismantle and wear protective case on cable |
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| WO2022041293A1 (en) * | 2020-08-27 | 2022-03-03 | 江苏诺贝尔塑业有限公司 | Corrosion-resistant cable conduit |
| CN113371982A (en) * | 2021-07-23 | 2021-09-10 | 河北南玻玻璃有限公司 | Sulfur dioxide pipeline for float glass slag box |
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Application publication date: 20200825 |