Cable trench cavity repairing device

Abstract

The utility model relates to the technical field of cable trench repairing, in particular to a cable trench cavity repairing device which comprises a device frame, a roller is arranged below the device frame, a containing groove for assisting pouring liquid is formed in the device frame, the containing groove is provided with an outflow opening, a plurality of injection nozzles are installed below the device frame, and the outflow opening and the injection nozzles are connected through hoses. And the positions of the plurality of injection nozzles below the device frame can be changed. The cable trench cavity repairing device has the advantages of capability of repairing the cavity of the cable trench and good repairing effect.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of cable trench repair, in particular to a cable trench cavity repair method and a cable trench cavity repair device. BACKGROUND

[0002] On power facilities, there are often many passages and sites, such as cable trenches, etc. After long-term use, these facilities often produce some cavities, such as some cracks, some cavities do not affect use, but some cavities are large or wide, which will affect normal use. For example, the cavities will continue to develop, causing the site to leak, affecting the normal and safe operation of the power facility. At this time, the cavities can be repaired, such as pouring some waterproof glue or adhesive glue (hereinafter referred to as waterproof glue) in the cavity. In the prior art, the waterproof glue can be directly poured under the site, such as under the cable trench, and the waterproof glue flows back to the cavity below under the action of gravity, achieving the effect of repairing the cavity. However, sometimes the waterproof glue or adhesive glue cannot reach the deep cavity, or the filling amount in the deep cavity is insufficient, which cannot achieve the ideal repair effect. Therefore, improvement is needed. SUMMARY

[0003] The purpose of the present application is to provide a cable trench cavity repair method and a cable trench cavity repair device which can repair the cavity of the cable trench and achieve good repair effect.

[0004] The technical scheme of the cable trench cavity repair method of the present application is as follows: a cable trench cavity repair method, the cable trench has a cavity formed by cracks on the lower surface and / or side surface, comprising the following steps:

[0005] S1, cleaning and drying the cavity part;

[0006] S2, pouring an auxiliary pouring liquid into the cavity, the auxiliary pouring liquid is an acidified sodium sulfate solution with a content of 8-15%, so that pH=3-4;

[0007] S3, under the condition that the sodium sulfate solution in the cavity is semi-dry, nano paint is poured onto the lower surface and side surface of the cable trench.

[0008] Further, the auxiliary pouring liquid also contains modified soap solution, the modified soap solution is obtained by adding 2-3% of citric acid to the soap solution and stirring at 60-70°C for 60-100 minutes, and the mass of the modified soap solution is 3-4% of the entire auxiliary pouring liquid.

[0009] Further, the auxiliary pouring liquid also contains magnetized iron powder, and the magnetized iron powder is 3-4% of the entire auxiliary pouring liquid.

[0010] Further, the nano paint also contains magnetized iron powder, and the magnetized iron powder accounts for 3-4% of the whole nano paint.

[0011] Further, the method further comprises step S4.

[0012] S4, vibrating under and / or on the side of the cable trench.

[0013] The technical scheme of the cable trench cavity repairing method is achieved by a cable trench cavity repairing device, characterized in that: the device frame is provided with rollers under the device frame, and an auxiliary pouring container is arranged on the device frame, the auxiliary pouring container is provided with a flow outlet, a plurality of injection nozzles are arranged under the device frame, the flow outlet and the injection nozzles are connected by a hose, and the positions of the plurality of injection nozzles under the device frame can be changed.

[0014] Further, in order to realize that the positions of the plurality of injection nozzles under the device frame can be changed, the flow outlet and the injection nozzles are connected by a universal joint.

[0015] Further, in order to realize that the positions of the plurality of injection nozzles under the device frame can be changed,

[0016] The device frame is provided with a horizontal sliding groove, the injection nozzles are provided with sliding blocks on the top, and the sliding blocks are arranged in the sliding groove.

[0017] Further, in order to realize that the positions of the plurality of injection nozzles under the device frame can be changed,

[0018] The device frame is provided with a plurality of mounting holes, the universal joint is provided with a mounting block on the top, and the mounting block is arranged in the mounting hole.

[0019] Further, a dust collector is arranged on the device frame, the dust collector is provided with a plurality of dust suction pipelines, the dust suction pipelines are hoses, the dust suction pipelines are provided with dust suction ports, and the dust suction ports are arranged on the side of the injection nozzles.

[0020] Further, a plurality of vibration plates are arranged on the side of the injection nozzles.

[0021] The cable trench cavity repairing method and the cable trench cavity repairing device have the advantages that the cable trench cavity can be repaired, and the repairing effect is good. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a side structure schematic view of the cable trench cavity repairing device.

[0023] Figure 2 is an embodiment Figure 1 is an enlarged view of the A site in

[0024] Figure 3 is an embodiment Figure 1 is a schematic view of the B-B direction in

[0025] Figure 4 is a schematic view of the C-C direction in Figure 3

[0026] Figure 5 is another embodiment Figure 1 is a schematic view of the B-B direction in

[0027] Figure 6 is a schematic view of the D-D direction in Figure 5

[0028] Wherein: 1, device frame 2, roller 3, holding tank 31, outlet 4, injection nozzle 41, hose 51, universal joint 52, chute 53, sliding block 54, mounting hole 55, mounting block 6, vacuum cleaner 61, vacuum duct 62, suction port 7, vibrating plate. DETAILED DESCRIPTION

[0029] The cable trench cavity repairing method of the present application is further described below in combination with embodiments.

[0030] Comparative example

[0031] S1, clean and dry the cavity site;

[0032] S2, pour nano coating on the bottom and side of the cable trench.

[0033] A comparative cavity is obtained.

[0034] The comparative cavity has less nano coating filled inside, i.e. has more sites without filling inside.

[0035] Embodiment 1

[0036] The cable trench cavity formed by cracks on the bottom and side includes the following steps:

[0037] S1, clean and dry the cavity site;

[0038] S2, pour auxiliary pouring liquid into the cavity, the auxiliary pouring liquid is acidified sodium sulfate solution with a content of 8-15%, so that pH=3-4;

[0039] S3, under the condition that the sodium sulfate solution in the cavity is semi-dry, pour nano coating on the bottom and side of the cable trench. ​​

[0040] The cleaning and drying of the cavity site, for example, the dust inside the cavity can be removed by using a vacuum cleaner, and the cavity is washed with clean water, placed or dried;

[0041] Pouring auxiliary irrigation liquid into the cavity, generally, the cavity is irrigated full;

[0042] The sodium sulfate solution in the cavity is in a semi-dry state, which means that there is no liquid sodium sulfate solution in the cavity, and the surrounding of the cavity is humid;

[0043] Specifically:

[0044] Example 1-1

[0045] Pouring auxiliary irrigation liquid into the cavity, the auxiliary irrigation liquid is acidified, the content of sodium sulfate solution is 8%, the pH is 3, and the first cavity is obtained.

[0046] Example 1-2

[0047] Pouring auxiliary irrigation liquid into the cavity, the auxiliary irrigation liquid is acidified, the content of sodium sulfate solution is 15%, the pH is 4, and the second cavity is obtained.

[0048] Example 1-3

[0049] Pouring auxiliary irrigation liquid into the cavity, the auxiliary irrigation liquid is acidified, the content of sodium sulfate solution is 11%, the pH is 3.5, and the third cavity is obtained.

[0050] The first cavity, the second cavity, and the third cavity are filled with nano paint, that is, the space inside the cavity is full of nano paint.

[0051] Example 2

[0052] Repeat the test in the above example 1, the difference is:

[0053] The auxiliary irrigation liquid also contains modified soap solution, the modified soap solution is obtained by adding 2-3% of citric acid to the soap solution and stirring at 60-70℃ for 60-100 minutes, and the mass of the modified soap solution is 3-4% of the entire auxiliary irrigation liquid, and the fourth cavity is obtained.

[0054] After testing, the fourth cavity has the advantages of the first cavity, the second cavity, and the third cavity, and also has the advantage that the nano paint condensation layer and the side of the cavity are more firmly connected after the nano paint is dried.

[0055] Example 3

[0056] Repeat the test in the above example 1, the difference is:

[0057] The auxiliary irrigation liquid also contains magnetized iron powder, and the magnetized iron powder accounts for 3-4% of the whole auxiliary irrigation liquid.

[0058] Alternatively or additionally, the nano coating also contains magnetized iron powder, and the magnetized iron powder accounts for 3-4% of the whole nano coating, to obtain the fifth cavity.

[0059] Through tests, the fifth cavity has the advantages of the first cavity, the second cavity and the third cavity, and has the advantages that the nano coating condensation layer and the cavity side are more firmly connected after the nano coating is dried, and the nano coating condensation layer has fewer bubbles.

[0060] It should be noted that the nano coating refers to the fineness of particles in the coating being in the nanometer level, including moisture-proof coating, corrosion-resistant coating, anti-static coating, etc.

[0061] The cable trench cavity repairing device will be further described below with reference to the accompanying drawings.

[0062] As shown in the drawings, the cable trench cavity repairing device is characterized in that it comprises a device frame 1, the lower part of the device frame has a roller 2, an auxiliary irrigation liquid containing groove 3 is arranged on the device frame, the groove has a flow outlet 31, a plurality of injection nozzles 4 are arranged on the lower part of the device frame, the flow outlet and the injection nozzles are connected by a hose 41, and the positions of the plurality of injection nozzles on the lower part of the device frame can be changed.

[0063] Since the shape of the cavity is variable, for example, sometimes it is winding and sometimes it is straight, the positions of the plurality of injection nozzles on the lower part of the device frame can be changed, so that the plurality of injection nozzles can be changed to conform to the shape of the cavity to be repaired. The cable trench cavity repairing device of the present application is provided as described above, and when used, the auxiliary irrigation liquid or the nano coating is contained in the groove, the auxiliary irrigation liquid or the nano coating can flow into the cavity, and the cavity can be poured.

[0064] Further, as shown in the drawings, Figure 1 , 2 in order to realize that the positions of the plurality of injection nozzles on the lower part of the device frame can be changed, the flow outlet and the injection nozzles are connected by a universal joint 51.

[0065] The universal joint has a plurality of joints in the middle which can swing, so that the positions of the device frame on the lower part can be changed.

[0066] Further, as shown in the drawings, Figure 1 , 3As shown in Figure 4, in order to make the positions of the multiple injection nozzles under the device frame adjustable, the device frame has a horizontal groove 52, and the injection nozzles have sliders 53 installed in the grooves.

[0067] The present invention is configured such that the movement of the slider in the groove can change the shape formed under multiple injection nozzles, and this shape is matched to the shape of the cavity to be repaired.

[0068] To elaborate further, such as Figure 1 , 5 As shown in Figure 6, in order to make the positions of the multiple injection nozzles under the device frame adjustable, the device frame has multiple mounting holes 54, and the universal joint has a mounting block 55, which is installed in the mounting holes.

[0069] The present invention is configured such that the mounting block can be inserted into different mounting holes, and the shape formed under multiple injection nozzles can be changed. This shape is matched to the shape of the cavity to be repaired.

[0070] Furthermore, a vacuum cleaner 6 is also installed on the device frame. The vacuum cleaner has multiple suction pipes 61, which are flexible hoses. Each suction pipe has a suction port 62, which is installed on the side of the injection nozzle.

[0071] This invention is designed to remove dust from the holes that need to be repaired, making it more convenient to use.

[0072] Furthermore, there are multiple vibrating plates 7, which are installed on the side of the injection nozzle.

[0073] The present invention is designed to vibrate the auxiliary irrigation liquid or nano-coating injected into the cavity to be repaired, so that the auxiliary irrigation liquid or nano-coating fills the cavity completely.

[0074] It should be noted that the embodiments, beneficial effects, and other descriptions of the above-described cable trench cavity repair methods and cable trench cavity repair devices can complement and explain each other.

[0075] The above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention in any way. Any person skilled in the art can make some modifications or alterations to the above-disclosed technical content to create equivalent embodiments without departing from the scope of the present invention. Any simple modifications, equivalent changes, and alterations made to the above embodiments based on the technical essence of the present invention without departing from the scope of the present invention shall still fall within the scope of the present invention.

Claims

1. A cable trench void repair apparatus, characterized by: The device frame is provided with a roller below, and a auxiliary pouring liquid containing groove on the device frame, the containing groove is provided with a flow outlet, a plurality of injection nozzles are installed below the device frame, the flow outlet and the injection nozzles are connected by a hose, and the positions of the injection nozzles below the device frame can be changed.

2. The cable tray void patching device of claim 1, wherein: In order to change the positions of the injection nozzles below the device frame, the flow outlet and the injection nozzles are connected by a universal joint.

3. The cable tray void patching device of claim 2, wherein: In order to change the positions of the injection nozzles below the device frame, the device frame is provided with a horizontal sliding groove, the injection nozzles are provided with sliding blocks, and the sliding blocks are installed in the sliding groove.

4. The cable tray void patching device of claim 2, wherein: In order to change the positions of the injection nozzles below the device frame, the device frame is provided with a plurality of mounting holes, the universal joint is provided with mounting blocks, and the mounting blocks are installed in the mounting holes.

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