CN111987648A - Construction process for cable pipeline in electrical engineering - Google Patents

Construction process for cable pipeline in electrical engineering Download PDF

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Publication number
CN111987648A
CN111987648A CN202010841565.8A CN202010841565A CN111987648A CN 111987648 A CN111987648 A CN 111987648A CN 202010841565 A CN202010841565 A CN 202010841565A CN 111987648 A CN111987648 A CN 111987648A
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pipeline
electrical engineering
connecting piece
construction process
wall
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CN202010841565.8A
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CN111987648B (en
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董志
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Lu'an Keya Information Technology Co ltd
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Lu'an Keya Information Technology Co ltd
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G1/00Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
    • H02G1/06Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle
    • H02G1/08Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle through tubing or conduit, e.g. rod or draw wire for pushing or pulling

Abstract

The invention discloses a construction process of an electrical engineering cable pipeline, which belongs to the field of electrical engineering, and is characterized in that a pipeline is more tightly connected with a connecting piece in an inserting mode, a gap is reduced, water is prevented from being invaded by insects and ants, sealant is released by preheating to achieve the purpose of sealing, the trouble of coating in advance is avoided, waste is avoided, when water seeps into a joint when the joint is damaged, water is guided into an evaporation cavity by using a water absorbing piece with super-strong water absorption characteristics, the water is slowly evaporated by using heat generated during the operation of a cable, and the waterproof performance of the connecting piece is further improved.

Description

Construction process for cable pipeline in electrical engineering
Technical Field
The invention relates to the field of electrical engineering, in particular to a construction process of a cable pipeline of electrical engineering.
Background
Electrical engineering is one of the core disciplines in the modern science and technology field, and is an indispensable key discipline in the modern high and new technology field. For example, it is the great progress of electronic technology that has promoted the information age based on computer networks and will change the life and work patterns of human beings, etc. Electric power is an important material basis for developing production and improving the living standard of human beings, the application of the electric power is deepened and developed continuously, and the electric automation is an important mark for national economy and modernization of people's life. On the international level, the demand for electric power will be increasing in a long period of time in the future, and the demand of society for electric engineering and its automation technology workers is rising.
The electrical engineering automation technology has a plurality of functions, so the technology is widely applied in life. The application of the electrical engineering automation technology can promote the intelligent development of the electrical engineering automation technology, intelligent electrical equipment is the development of representatives, the functions of the electrical engineering are gradually diversified, the productivity level is greatly improved by the application of the electrical engineering automation technology in production enterprises, the production management mode is effectively optimized, an intelligent system is constructed, and the operation of the electrical system is safer and more stable. The automatic monitoring function of the electrical engineering is important, and the standard performance of the operation of an enterprise is effectively guaranteed under the application of the technology, so that the whole production process is optimized.
Of course, electrical engineering not only includes equipment also including the construction, just as cable duct construction is indispensable in electrical engineering, good construction process ensures that electrical equipment is high-efficient, the prerequisite of safe operation, need couple together two pipelines with the clamp when the pipeline is buried underground in present cable duct work progress, nevertheless because the pipeline is buried underground, consequently, waterproof requirement to the clamp is very high, current clamp is mostly through sealed the realization waterproof of filling up, but underground soil water content is big, the environment of long-term moist causes sealed ageing failure of pad easily, and underground insect also can gnaw and eat sealed the pad, cause the threat to cable duct's safety.
Disclosure of Invention
1. Technical problem to be solved
The invention aims to provide a construction process of an electrical engineering cable pipeline, which enables the connection of the pipeline and a connecting piece to be tighter by an inserting mode, reduces gaps, prevents water from invading, releases sealant by preheating so as to achieve the aim of sealing, saves the trouble of coating in advance and avoids waste.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A construction process for an electrical engineering cable pipeline comprises the following steps:
s1, planning a route, excavating a pipeline ditch according to the circuit diagram, and piling excavated soil beside the ditch for later use;
s2, placing the pipeline body in advance according to the path of the pipeline ditch;
s3, connecting two adjacent pipeline bodies by a connecting piece, and fixing the pipeline bodies after the connection is finished;
s4, cleaning the interior of the pipeline body, and then penetrating a cable into the pipeline body;
and S5, checking the whole line after the cable is threaded, and backfilling and compacting after the cable is confirmed to meet the requirements.
Furthermore, the connecting piece in S3 is an annular tube, the side walls of the two sides of the connecting piece are both provided with slots, and two adjacent pipeline bodies are respectively inserted into the slots on the two sides, the inner wall of each slot is fixedly connected with a plurality of wrapping films which are arranged in a surrounding manner, waterproof glue is filled in each wrapping film, each wrapping film is embedded with a plurality of water absorbing pieces, the connecting piece is provided with a plurality of evaporation chambers close to the inner wall of the slot, one ends of the water absorbing pieces far away from the wrapping films penetrate into the evaporation chambers, the upper ends of the evaporation chambers penetrate through the side walls of the connecting piece, the inner wall of the upper ends of the evaporation chambers is fixedly connected with a waterproof and breathable film, the pipeline wall of the connecting piece is fixedly connected with a plurality of heat absorbing plates, heat radiating pieces connected with the heat absorbing plates are fixedly connected in the evaporation chambers, the connection of the pipeline and the connecting piece is tighter in an inserting manner, gaps are, the sealant is released by preheating to achieve the purpose of sealing, the trouble of coating in advance is saved, the waste is avoided, when water seeps into the joint when the joint is damaged, the water absorbing piece with super water absorbing property is utilized to guide water into the evaporation cavity, and the heat generated during the operation of the cable slowly evaporates the water, so that the waterproof performance of the connecting piece is further improved.
The S3 includes the steps of:
firstly, polishing the inner surface and the outer surface of a pipeline body, then inserting the two pipeline bodies into slots, and then preheating the joint of the pipeline body and a connecting piece by using an air heater, wherein the preheating temperature is 40-60 ℃;
b, after preheating for a period of time, the coating film is broken to release waterproof glue, and the waterproof glue fills the gap between the pipeline body and the slot, so that sealing is realized;
and c, finally heating the temperature of the connecting piece to 80 ℃ to solidify the waterproof glue, and forcibly extruding the pipeline body into the slot on two sides while heating so as to improve the connection stability.
Furthermore, a plurality of pre-breaking cavities are formed in the inner wall of the coating film, so that the breaking of the coating film is accelerated, compressed gas and elastic fibers are filled in the pre-breaking cavities, and the filling ratio of the compressed gas to the elastic fibers is 2: 3, the heat increases the pressure of the compressed gas, so that the coating film is quickly broken, and the elastic fiber is used for enhancing the strength of the waterproof glue and improving the connection stability.
Furthermore, the water absorbing piece comprises a water absorbing belt and a water absorbing ball, the water absorbing ball is made of super-absorbent resin materials, and the super-absorbent resin has good water absorbing performance and can thoroughly guide water permeating into the connecting gap into the evaporation cavity.
Furthermore, the inner wall of the upper end of the evaporation cavity is fixedly connected with a protective layer, the protective layer is positioned above the waterproof breathable film, the side wall of the protective layer is provided with a plurality of air diffusing holes, the protective layer is used for preventing sharp stones from puncturing the waterproof breathable film, and the air diffusing holes are used for diffusing evaporated water vapor.
Furthermore, the heat dissipation piece comprises a heat dissipation rod, the side wall of the heat dissipation rod is fixedly connected with a plurality of heat dissipation pieces, and the heat dissipation pieces increase the heat dissipation area and accelerate the evaporation of water.
Furthermore, a heat insulation cover is wrapped on the side wall of the heat dissipation member positioned outside the evaporation cavity, the heat insulation cover is made of heat insulation materials, and the heat insulation cover is used for preventing heat from being dissipated in the process of transferring the heat from the heat absorption plate to the evaporation cavity.
Further, in the step a, a frosting layer is formed after the pipeline body is polished, the thickness of the frosting layer is 0.5-1 mm, the frosting layer increases friction force, and the connection strength is improved.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) this scheme lets the pipeline more inseparabler with being connected of connecting piece through the male mode, reduce the gap, can also prevent the invasion of insect while waterproof, make sealed glue release through preheating, in order to reach sealed purpose, the trouble of paining in advance has been saved, the waste has also been avoided, when there is water infiltration when the junction appears the damage, the utilization has the piece that absorbs water of superstrong water absorption characteristic to lead water into in the evaporation chamber, the heat that utilizes the cable during operation to produce slowly evaporates water, further improve the waterproof performance of connecting piece, compared with the prior art, it can simplify pipe connection's construction process, and the efficiency of construction is improved, and connect more firmly, waterproof better, ensure cable duct's safety.
(2) S3, the connecting piece is a ring pipe, the side walls of the two sides of the connecting piece are both provided with slots, two adjacent pipeline bodies are respectively inserted into the slots on the two sides, the inner wall of each slot is fixedly connected with a plurality of wrapping films which are arranged in a surrounding way, waterproof glue is filled in each wrapping film, a plurality of water absorbing pieces are embedded in each wrapping film, the connecting piece is close to the inner wall of each slot and is provided with a plurality of evaporation cavities, one ends of the water absorbing pieces, far away from the wrapping films, penetrate into the evaporation cavities, the upper ends of the evaporation cavities penetrate through the side walls of the connecting piece, the inner wall of the upper end of each evaporation cavity is fixedly connected with a waterproof ventilated membrane, the pipeline wall of the connecting piece is fixedly connected with a plurality of heat absorbing plates, heat radiating pieces connected with the heat absorbing plates are fixedly connected in the evaporation cavities, the connection between the pipeline and the connecting piece is tighter in an, in order to reach sealed purpose, saved the trouble of paining in advance, also avoided extravagant, when there is water to ooze when the junction appears the damage, utilize the piece that absorbs water that has superstrong water absorption characteristic to lead into the evaporation chamber with water, utilize the heat that the cable during operation produced slowly to evaporate water, further improve the waterproof performance of connecting piece.
(3) A plurality of broken chambeies in advance have been seted up to the inner wall of covering film, be for accelerating the fracture of covering film, it has compressed gas and elastic fiber to break to fill in the chamber in advance, and compressed gas and elastic fiber's filling ratio is 2: 3, the heat increases the pressure of the compressed gas, so that the coating film is quickly broken, and the elastic fiber is used for enhancing the strength of the waterproof glue and improving the connection stability.
(4) The water absorbing part comprises a water absorbing belt and a water absorbing ball, the water absorbing ball is made of super water absorbing resin materials, and the super water absorbing resin has good water absorbing performance and can thoroughly guide water permeating into the connecting gap into the evaporation cavity.
(5) The upper end inner wall fixedly connected with protective layer in evaporation chamber, and the protective layer is located the top of waterproof ventilated membrane, and a plurality of scattered gas pockets have been seted up to the lateral wall of protective layer, and the protective layer is punctures waterproof ventilated membrane for preventing sharp-pointed stone, and scattered gas pocket is for the vapor effluvium of evaporation.
(6) The heat dissipation piece comprises a heat dissipation rod, a plurality of heat dissipation pieces are fixedly connected to the side wall of the heat dissipation rod, the heat dissipation area of each heat dissipation piece is increased, and evaporation of water is accelerated.
(7) The side wall of the heat dissipation part positioned outside the evaporation cavity is wrapped with a heat insulation cover which is made of heat insulation materials and is used for preventing heat from being dissipated in the process of transferring the heat from the heat absorption plate to the evaporation cavity.
(8) and a step a, polishing the pipeline body to form a frosted layer, wherein the thickness of the frosted layer is 0.5-1 mm, the frosted layer increases friction force, and the connection strength is improved.
Drawings
FIG. 1 is a flow chart of the operation of the present invention;
FIG. 2 is a schematic view of the structure of the present invention before connection;
FIG. 3 is a schematic view of the present invention after connection;
FIG. 4 is a schematic view of the structure of the cover film of the present invention before rupture;
FIG. 5 is a schematic view of the structure of the present invention after the rupture of the cover film;
fig. 6 is a side view of the connector of the present invention.
The reference numbers in the figures illustrate:
the pipeline comprises a pipeline body 1, a connecting piece 2, a slot 3, a coating film 4, a pre-breaking cavity 401, waterproof glue 5, a water absorbing piece 6, an evaporation cavity 7, a protective layer 8, a waterproof and breathable film 9, a heat absorbing plate 10, a heat radiating piece 11, a heat insulating cover 1101 and a frosting layer 12.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-6, a process for constructing a cable pipeline in electrical engineering, referring to fig. 1, includes the following steps:
s1, planning a route, excavating a pipeline ditch according to the circuit diagram, and piling excavated soil beside the ditch for later use;
s2, placing the pipeline body 1 in advance according to the path of the pipeline ditch;
s3, connecting two adjacent pipeline bodies 1 by using a connecting piece 2, and fixing the pipeline bodies 1 after the connection is finished;
s3 includes the steps of:
a, firstly polishing the inner and outer surfaces of a pipeline body 1, then inserting the two pipeline bodies 1 into a slot 3, and then preheating the joint of the pipeline body 1 and a connecting piece 2 by using a hot air heater, wherein the preheating temperature is 40-60 ℃, in the step a, the pipeline body 1 is polished to form a frosted layer 12, the thickness of the frosted layer 12 is 0.5-1 mm, the frosted layer 12 increases the friction force, and the connecting strength is improved;
b, after preheating for a period of time, the coating film 4 is broken to release the waterproof glue 5, and the waterproof glue 5 fills the gap between the pipeline body 1 and the slot 3, so that sealing is realized;
c, finally heating the temperature of the connecting piece 2 to 80 ℃ to solidify the waterproof glue 5, and forcibly extruding the pipeline body 1 into the slot 3 at two sides while heating to improve the connection stability;
s4, cleaning the interior of the pipeline body 1, and then penetrating a cable into the pipeline body 1;
and S5, checking the whole line after the cable is threaded, and backfilling and compacting after the cable is confirmed to meet the requirements.
Please refer to fig. 2-3, the connecting member 2 in S3 is a circular tube, slots 3 are respectively formed in the side walls of the two sides of the connecting member 2, and the two adjacent pipeline bodies 1 are respectively inserted into the slots 3 of the two sides, a plurality of wrapping films 4 surrounding the slots 3 are fixedly connected to the inner walls of the slots 3, and waterproof glue 5 is filled in the wrapping films 4, a plurality of pre-breaking cavities 401 are formed in the inner walls of the wrapping films 4, so as to accelerate the breaking of the wrapping films 4, compressed gas and elastic fiber are filled in the pre-breaking cavities 401, and the filling ratio of the compressed gas to the elastic fiber is 2: 3, the heat increases the pressure of the compressed gas, so that the coating film 4 is quickly broken, and the elastic fiber is used for enhancing the strength of the waterproof glue 5 and improving the connection stability;
referring to fig. 4-6, each of the coating films 4 is embedded with a plurality of water absorbing members 6, each of the water absorbing members 6 includes a water absorbing band and a water absorbing ball, each of the water absorbing balls is made of super-absorbent resin, the super-absorbent resin has good water absorbing performance, water permeating into the connection gap can be thoroughly introduced into the evaporation cavity 7, the inner wall of the connection member 2 near the slot 3 is provided with a plurality of evaporation cavities 7, the inner wall of the upper end of the evaporation cavity 7 is fixedly connected with a protection layer 8, the protection layer 8 is located above the waterproof breathable film 9, the side wall of the protection layer 8 is provided with a plurality of air diffusing holes, the protection layer 8 is used for preventing sharp stones from puncturing the waterproof breathable film 9, the air diffusing holes are used for diffusing out evaporated water vapor, one end of the water absorbing member 6 far away from the coating film 4 penetrates into the evaporation cavity 7, the upper end of the evaporation cavity 7 penetrates through the side wall of the connection member 2, and the inner wall of the upper end of the evaporation cavity 7 is fixedly Known prior art, which is not described in detail herein), the pipeline wall of the connecting member 2 is fixedly connected with a plurality of heat absorbing plates 10, the evaporation cavity 7 is internally and fixedly connected with a heat dissipation member 11 connected with the heat absorbing plates 10, the side wall of the heat dissipation member 11 located outside the evaporation cavity 7 is wrapped with a heat insulation cover 1101, the heat insulation cover 1101 is made of a heat insulation material, the heat insulation cover 1101 is used for preventing heat from dissipating in the process of transferring heat from the heat absorbing plates 10 to the evaporation cavity 7, the heat dissipation member 11 comprises a heat dissipation rod, the side wall of the heat dissipation rod is fixedly connected with a plurality of heat dissipation fins, the heat dissipation area of the heat dissipation fins.
It lets the pipeline more inseparabler with being connected of connecting piece through the inserted mode, reduce the gap, can also prevent the invasion of insect while waterproof, make sealed glue release through preheating, in order to reach sealed purpose, the trouble of paining in advance has been saved, the waste has also been avoided, when there is water infiltration when the junction appears the damage, utilize the piece that absorbs water that has superstrong water absorption characteristic to lead water into in the evaporation chamber, the heat that utilizes the cable during operation to produce slowly evaporates water, further improve the waterproof performance of connecting piece, compared with the prior art, it can simplify the pipe connection's construction process, and the efficiency of construction is improved, and connect more firmly, waterproof better, ensure the safety of cable line.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the equivalent replacement or change according to the technical solution and the modified concept of the present invention should be covered by the scope of the present invention.

Claims (9)

1. A construction process for an electrical engineering cable pipeline comprises the following steps:
s1, planning a route, excavating a pipeline ditch according to the circuit diagram, and piling excavated soil beside the ditch for later use;
s2, placing the pipeline body (1) in advance according to the path of the pipeline ditch;
s3, connecting two adjacent pipeline bodies (1) by using a connecting piece (2), and fixing the pipeline bodies (1) after the connection is finished;
s4, cleaning the interior of the pipeline body (1), and then penetrating a cable into the pipeline body (1);
and S5, checking the whole line after the cable is threaded, and backfilling and compacting after the cable is confirmed to meet the requirements.
2. The electrical engineering cable pipeline construction process according to claim 1, characterized in that: the connecting piece (2) in the S3 is an annular pipe, slots (3) are formed in the side walls of the two sides of the connecting piece (2), two adjacent pipeline bodies (1) are respectively inserted into the slots (3) of the two sides, a plurality of wrapping films (4) arranged in a surrounding mode are fixedly connected to the inner wall of each slot (3), waterproof glue (5) is filled in each wrapping film (4), a plurality of water absorbing pieces (6) are inlaid in each wrapping film (4), a plurality of evaporation cavities (7) are formed in the connecting piece (2) close to the inner wall of each slot (3), one ends, far away from the wrapping films (4), of the water absorbing pieces (6) penetrate through the evaporation cavities (7), the upper ends of the evaporation cavities (7) penetrate through the side walls of the connecting piece (2), waterproof breathable films (9) are fixedly connected to the inner wall of the upper ends of the evaporation cavities (7), and a plurality of heat absorbing plates (10) are fixedly connected to the pipeline wall of the connecting piece (2, and a heat dissipation member (11) connected with the heat absorption plate (10) is fixedly connected in the evaporation cavity (7).
3. The electrical engineering cable pipeline construction process according to claim 1, characterized in that: the S3 includes the steps of:
firstly, polishing the inner surface and the outer surface of a pipeline body (1), then inserting the two pipeline bodies (1) into slots (3), and then preheating the joint of the pipeline body (1) and a connecting piece (2) by using an air heater, wherein the preheating temperature is 40-60 ℃;
b, after the pipe is preheated for a period of time, the coating film (4) is broken to release the waterproof glue (5), and the waterproof glue (5) fills the gap between the pipe body (1) and the slot (3), so that sealing is realized;
and c, finally heating the connecting piece (2) to 80 ℃ to solidify the waterproof glue (5), and forcibly extruding the pipeline body (1) into the slot (3) on two sides while heating to improve the connection stability.
4. The electrical engineering cable pipeline construction process according to claim 2, characterized in that: the inner wall of covering film (4) has been seted up a plurality of broken chambeies (401) in advance, it has compressed gas and elastic fiber to fill in broken chamber (401) in advance, and compressed gas and elastic fiber's filling ratio is 2: 3.
5. the electrical engineering cable pipeline construction process according to claim 2, characterized in that: the water absorbing piece (6) comprises a water absorbing belt and a water absorbing ball, and the water absorbing ball is made of super water absorbing resin materials.
6. The electrical engineering cable pipeline construction process according to claim 2, characterized in that: the upper end inner wall fixedly connected with protective layer (8) of evaporation chamber (7), and protective layer (8) are located the top of waterproof ventilated membrane (9), a plurality of scattered gas pockets have been seted up to the lateral wall of protective layer (8).
7. The electrical engineering cable pipeline construction process according to claim 2, characterized in that: the heat dissipation piece (11) comprises a heat dissipation rod, and a plurality of heat dissipation fins are fixedly connected to the side wall of the heat dissipation rod.
8. The electrical engineering cable pipeline construction process according to claim 7, wherein: the side wall of the heat dissipation piece (11) positioned outside the evaporation cavity (7) is wrapped with a heat insulation cover (1101), and the heat insulation cover (1101) is made of heat insulation materials.
9. The electrical engineering cable pipeline construction process according to claim 3, wherein: and a step a, polishing the pipeline body (1) to form a polishing layer (12), wherein the thickness of the polishing layer (12) is 0.5-1 mm.
CN202010841565.8A 2020-08-20 2020-08-20 Construction process for cable pipeline in electrical engineering Active CN111987648B (en)

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Publication number Priority date Publication date Assignee Title
CN113784565A (en) * 2021-09-16 2021-12-10 刘仁远 Dampproofing packaging body of electronic component
CN116759950A (en) * 2023-08-21 2023-09-15 合肥工业大学 Cable pipe laying device for power construction

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CN110939803A (en) * 2019-12-17 2020-03-31 刘永海 Pipeline fixing device of removable filter plate based on airtight principle
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CN1920364A (en) * 2006-08-28 2007-02-28 阎金波 Thin wall stainless steel pipe glue injection type seamless socket connection method
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113784565A (en) * 2021-09-16 2021-12-10 刘仁远 Dampproofing packaging body of electronic component
CN113784565B (en) * 2021-09-16 2022-12-16 斐旻(上海)电子科技有限公司 Dampproofing packaging body of electronic component
CN116759950A (en) * 2023-08-21 2023-09-15 合肥工业大学 Cable pipe laying device for power construction
CN116759950B (en) * 2023-08-21 2023-10-20 合肥工业大学 Cable pipe laying device for power construction

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