CN215580228U - Electrical wire installation fixing device for electrical engineering - Google Patents

Abstract

The application discloses electric wire installation fixing device for electrical engineering, including movable plate and fixed knot structure, the fixed knot structure includes protective housing, protective housing rigid coupling is in the movable plate side, protective housing inner chamber department is provided with drive assembly, drive assembly one side is provided with two-way screw thread post, the regulation chamber has been seted up to the movable plate, two-way screw thread post rotates to be connected in adjusting the chamber lateral wall, two-way screw thread post surface threaded connection sliding plate, sliding plate side sliding connection limiting plate, the limiting plate rigid coupling is in adjusting the chamber lateral wall, sliding plate top rigid coupling spliced pole, spliced pole top rigid coupling solid fixed splint. This application can drive solid fixed splint through drive assembly and remove, utilizes solid fixed splint to fix electric line, makes the installation of electric line more stable, prevents to compress tightly the outside flexible insulation cover of electric line, prevents to cause flexible insulation support's damage, prevents to influence the use of electric line, improves the life of electric line.

Description

Electrical wire installation fixing device for electrical engineering

Technical Field

The application relates to the field of electrical engineering, in particular to an electrical wire installation fixing device for electrical engineering.

Background

The electrical engineering is one of the core subjects in the modern scientific and technological field, and is an indispensable key subject in the modern high and new technical field, in a certain sense, the developed degree of the electrical engineering represents the scientific and technological progress level of the country, and because the education and scientific research of the electrical engineering always occupy very important positions in the developed national university, the electrical automation is used for an industrial control system, for example, how to operate a piece of equipment can ensure that the equipment can normally produce qualified products, the modern industry is not fully manual and is operated by people, but is made by machines, the machine can be operated by self when being started, and the machine can be automatically operated, namely, the electrical automation, namely, the process of realizing sequence control and time control by utilizing electrical elements such as relays, inductors and the like.

At present, when an electric wire is installed, a flexible insulating sleeve outside the electric wire can be compressed, the flexible insulating sleeve is easily damaged, and meanwhile, the compression influence can be generated on the structure inside the flexible insulating sleeve, so that the service life of the electric wire is influenced. Therefore, an electrical wire installation and fixation device for electrical engineering is proposed to solve the above problems.

Disclosure of Invention

The utility model provides an electrical wire installation fixing device for electrical engineering is used for solving present electrical wire among the prior art and can compress tightly the outside flexible insulation support of electrical wire when the installation, causes flexible insulation support's damage easily, can produce oppression influence to its inside structure simultaneously, influences the life problem of electrical wire.

According to an aspect of the application, a gas line installation fixing device for electrical engineering is provided, including movable plate and fixed knot structure, the fixed knot structure includes protective housing, protective housing rigid coupling in movable plate side, protective housing inner chamber department is provided with drive assembly, drive assembly one side is provided with two-way screw thread post, the regulation chamber has been seted up to the movable plate, two-way screw thread post rotates to be connected in adjusting the chamber lateral wall, two-way screw thread post surface threaded connection sliding plate, sliding plate side sliding connection limiting plate, the limiting plate rigid coupling is in adjusting the chamber lateral wall, sliding plate top rigid coupling spliced pole, spliced pole top rigid coupling solid fixed splint.

Further, drive assembly includes the turning handle, the turning handle surface rotates with protective housing and is connected, turning handle one end rigid coupling sun gear, first drive chain is connected in the meshing of sun gear one side, first drive chain meshing is connected in first gear side, second drive chain is connected in the meshing of sun gear opposite side, second drive chain meshing is connected in second gear side, the equal rigid coupling in sun gear, first gear and second gear one side has two-way screw post.

Further, the equal rigid coupling in movable plate both sides has protective housing, two the mouth that rotates has all been seted up to one side that protective housing carried on the back mutually, turning handle one end runs through the mouth that rotates and extends to protective housing inner chamber lateral wall.

Furthermore, the central gear is composed of two main gears, and the two main gears are fixedly connected, wherein one main gear is meshed with the first transmission chain, and the other main gear is meshed with the second transmission chain.

Furthermore, the two-way threaded columns are connected with two sliding plates which are symmetrically distributed in a meshed mode, limiting grooves are formed in two sides of each sliding plate, and the sliding plates are connected with the limiting plates in a sliding mode through the limiting grooves.

Further, the movable plate top has been seted up the intercommunication mouth, the spliced pole top runs through the intercommunication mouth and extends to the movable plate top, the cross-section of solid fixed splint is the arc structure, gu fixed splint one side is provided with the protection and fills up.

Further, including adjusting the structure, adjust the structure and include the bottom sprag board, bottom sprag board top rigid coupling support column, support column top rigid coupling top sprag board, top sprag board bottom is rotated and is connected one-way screw thread post, just bottom sprag board is connected with one-way screw thread post surface rotation, knob is rotated to one-way screw thread post bottom rigid coupling, one-way screw thread post surface and movable plate threaded connection, just movable plate and support column surface sliding connection.

Furthermore, the top of the bottom support plate is fixedly connected with two support columns which are symmetrically distributed left and right, the movable plate is provided with two positioning holes which are symmetrically distributed, the top ends of the support columns penetrate through the positioning holes and are fixedly connected to the bottom of the top support plate, the bottom support plate is provided with adjusting holes, and the bottom ends of the one-way threaded columns penetrate through the adjusting holes and extend to the lower portion of the bottom support plate.

Further, the mounting structure comprises a first fixing plate fixedly connected to the side face of the top support plate, a first center column is fixedly connected to one side of the first fixing plate, the surface of the first center column is rotatably connected with a rotating plate, a second fixing plate is fixedly connected to one side of the rotating plate, a second center column is fixedly connected to one side of the second fixing plate, and the surface of the second center column is rotatably connected with the mounting plate.

Further, the equal rigid coupling in top backup pad both sides has two symmetric distribution's first fixed plate, and is located two of homonymy first fixed plate rigid coupling respectively in first center post both ends, the equal rigid coupling in second center post both ends has the second fixed plate, a plurality of evenly distributed's mounting hole is seted up to the mounting panel.

Through the above-mentioned embodiment of this application, adopted the structure such as solid fixed splint to fix the electric line, solved present electric line and can compress tightly the outside flexible insulation support of electric line when the installation, cause flexible insulation support's damage easily, can produce oppression influence to its inside structure simultaneously, influence the life problem of electric line, it is more stable when making the electric line installation, can prevent to compress tightly the outside flexible insulation support of electric line simultaneously, prevent to cause flexible insulation support's damage, prevent to influence the use of electric line.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is an overall perspective view of one embodiment of the present application;

FIG. 2 is an overall internal schematic view of an embodiment of the present application;

FIG. 3 is a schematic overall side view of one embodiment of the present application;

FIG. 4 is an overall top view schematic diagram of one embodiment of the present application.

In the figure: 1. the movable plate, 2, the protective housing, 3, the two-way screw post, 4, the sliding plate, 5, the limiting plate, 6, the spliced pole, 7, the fixed splint, 8, the turning handle, 9, the sun gear, 10, the first drive chain, 11, the first gear, 12, the second drive chain, 13, the second gear, 14, the bottom support plate, 15, the support column, 16, the top support plate, 17, the one-way screw post, 18, the turning knob, 19, the first fixed plate, 20, the first center post, 21, the turning plate, 22, the second fixed plate, 23, the second center post, 24, the mounting panel.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

The mounting fixture in the present embodiment can be applied to various electric wires, for example, the following electric wire is provided in the present embodiment, and the mounting fixture in the present embodiment can be used for the following electric wire.

The electric wire comprises a protective layer, a fire-resistant layer, an insulating layer, a shielding layer, a clapboard and a lead which are arranged in sequence from outside to inside, the protective layer is a polyvinyl chloride protective layer, the fire-resistant layer is a ceramic silicon rubber layer, the insulating layer is made of a cross-linked polyvinyl chloride insulating material, the shielding layer is a metal shielding layer, the shielding layer is wrapped with at least two wires, the wires are formed by stranding a plurality of metal wires, each wire is wrapped with a protective layer, the clapboard is arranged in a channel surrounded by the shielding layer and divides the channel into a plurality of independent channels for single lead to pass through, a first clamping block and a second clamping block are arranged on the protective layer, a first bayonet matched with the first clamping block is arranged on the partition plate, the shielding layer is provided with a second bayonet matched with the second clamping block, and alkali-free glass fiber ropes are filled between the lead and the partition plate and between the shielding layer and the partition plate. Therefore, the lead can be prevented from rotating relative to the shielding layer through the matching of the first clamping block and the first bayonet and the matching of the second clamping block and the second bayonet, the abrasion of the protective layer caused by the friction between the protective layer and the filler in the shielding layer can be prevented, the lead can be better fixed, the lead can be better protected, and the service life of the lead can be prolonged; meanwhile, the lead is separated in the independent channel by the partition plate, and the gap inside the shielding layer is filled with the alkali-free glass fiber rope, so that when the lead is broken, the broken lead cannot be contacted to cause short circuit; in addition, the alkali-free glass fiber rope can limit the swing of the lead, so that stress is generated on the first clamping block and the second clamping block, the lead is fixed more stably, and the heat resistance and the insulation performance of the lead can be further improved; secondly, by arranging the protective layer, the fire-resistant layer, the insulating layer and the shielding layer, when a fire disaster occurs, the ceramic silicon rubber of the fire-resistant layer has the characteristics of excellent fire resistance, low smoke, no toxicity and the like, can further play a role of fire prevention, slow down the spread of the fire disaster, and can not release dense smoke and toxic gas during combustion, thereby reducing the pollution to the environment; meanwhile, the protective layer and the shielding layer can increase the insulating property of the wire, so that the safety of the wire in use is greatly improved; in addition, the outer layer of the wire is provided with a protective layer, so that the wire is further protected, and the wire is prevented from being corroded or damaged.

Of course, the present embodiment can also be used for electrical wires of other structures. Here, a description is not repeated, and the following describes the installation fixing device according to the embodiment of the present application.

Please refer to fig. 1-4, a fixing device for mounting an electric wire for electrical engineering comprises a movable plate 1 and a fixed structure, wherein the fixed structure comprises a protective shell 2, the protective shell 2 is fixedly connected to the side surface of the movable plate 1, a driving component is arranged in the inner cavity of the protective shell 2, a bidirectional threaded column 3 is arranged on one side of the driving component, an adjusting cavity is formed in the movable plate 1, the bidirectional threaded column 3 is rotatably connected to the side wall of the adjusting cavity, the surface of the bidirectional threaded column 3 is in threaded connection with a sliding plate 4, the side surface of the sliding plate 4 is in sliding connection with a limiting plate 5, the limiting plate 5 is fixedly connected to the side wall of the adjusting cavity, a connecting column 6 is fixedly connected to the top of the sliding plate 4, and a fixed clamping plate 7 is fixedly connected to the top end of the connecting column 6.

Can drive two-way screw post 3 through drive assembly and rotate to can drive solid fixed splint 7 and remove, utilize solid fixed splint 7 to fix the electric line, make the installation of electric line more stable, prevent to compress tightly the outside flexible insulation cover of electric line, prevent to cause flexible insulation support's damage, prevent to influence the use of electric line, improve the life of electric line.

The driving assembly comprises a rotating handle 8, the surface of the rotating handle 8 is rotationally connected with the protective shell 2, one end of the rotating handle 8 is fixedly connected with a central gear 9, one side of the central gear 9 is meshed and connected with a first transmission chain 10, the first transmission chain 10 is meshed and connected with the side surface of a first gear 11, the other side of the central gear 9 is meshed and connected with a second transmission chain 12, the second transmission chain 12 is meshed and connected with the side surface of a second gear 13, two-way threaded columns 3 are fixedly connected to one sides of the central gear 9, the first gear 11 and the second gear 13, and the two-way threaded columns 3 can be conveniently rotated through the driving assembly; the two sides of the moving plate 1 are fixedly connected with the protective shells 2, the opposite sides of the two protective shells 2 are provided with rotating openings, one end of the rotating handle 8 penetrates through the rotating openings and extends to the side wall of the inner cavity of the protective shell 2, and the rotating handle 8 can be used for conveniently driving the central gear 9 to rotate; the central gear 9 is composed of two main gears, and the two main gears are fixedly connected, wherein one main gear is meshed with the first transmission chain 10, the other main gear is meshed with the second transmission chain 12, and the central gear 9 can be used for conveniently driving the first transmission chain 10 and the second transmission chain 12 to rotate; the bidirectional threaded column 3 is connected with two sliding plates 4 which are symmetrically distributed in a meshed mode, limiting grooves are formed in two sides of each sliding plate 4, the sliding plates 4 are connected with limiting plates 5 in a sliding mode through the limiting grooves, the moving tracks of the sliding plates 4 can be limited through the limiting plates 5, and the sliding plates 4 can be adjusted conveniently; the top of the movable plate 1 is provided with a communication port, the top end of the connecting column 6 penetrates through the communication port and extends to the upper side of the movable plate 1, the cross section of the fixed clamping plate 7 is of an arc-shaped structure, one side of the fixed clamping plate 7 is provided with a protective pad, and an electric wire can be protected through the protective pad; the adjusting structure comprises a bottom supporting plate 14, a supporting column 15 is fixedly connected to the top of the bottom supporting plate 14, a top supporting plate 16 is fixedly connected to the top end of the supporting column 15, a one-way threaded column 17 is rotatably connected to the bottom of the top supporting plate 16, the bottom of the bottom supporting plate 14 is rotatably connected with the surface of the one-way threaded column 17, a rotating knob 18 is fixedly connected to the bottom of the one-way threaded column 17, the surface of the one-way threaded column 17 is in threaded connection with a moving plate 1, the moving plate 1 is in surface sliding connection with the supporting column 15, the height of the moving plate 1 can be conveniently adjusted through the adjusting structure, and an electrical wire is conveniently installed; the top of the bottom supporting plate 14 is fixedly connected with two supporting columns 15 which are symmetrically distributed left and right, the moving plate 1 is provided with two positioning holes which are symmetrically distributed, the top end of each supporting column 15 penetrates through the positioning hole and is fixedly connected to the bottom of the top supporting plate 16, the bottom supporting plate 14 is provided with an adjusting hole, the bottom end of the one-way threaded column 17 penetrates through the adjusting hole and extends to the lower part of the bottom supporting plate 14, the moving track of the moving plate 1 and other structures can be limited through the supporting columns 15, the moving track of the moving plate 1 and other structures can be prevented from deviating when the moving plate 1 and other structures move, and the moving plate 1 and other structures can be more stable when being adjusted; the device comprises an installation structure, wherein the installation structure comprises a first fixing plate 19, the first fixing plate 19 is fixedly connected to the side surface of a top supporting plate 16, one side of the first fixing plate 19 is fixedly connected with a first central column 20, the surface of the first central column 20 is rotatably connected with a rotating plate 21, one side of the rotating plate 21 is fixedly connected with a second fixing plate 22, one side of the second fixing plate 22 is fixedly connected with a second central column 23, the surface of the second central column 23 is rotatably connected with an installation plate 24, and the device can be conveniently installed on fixing bodies such as walls with different inclination angles through the installation structure; 16 equal rigid coupling in both sides of roof support plate has two symmetric distribution's first fixed plate 19, and is located two of homonymy first fixed plate 19 rigid coupling respectively in first center post 20 both ends, the equal rigid coupling in second center post 23 both ends has second fixed plate 22, a plurality of evenly distributed's mounting hole is seted up to mounting panel 24, can support first center post 20 through first fixed plate 19, can be convenient for adjust rotor plate 21's angle through first center post 20, can support second center post 23 through second fixed plate 22, can be convenient for adjust mounting panel 24's angle through second center post 23.

When the device is used, firstly, the rotating plate 21 and the mounting plate 24 are rotated according to the inclination angle of a fixed body such as a wall body, and then the mounting plate 24 is mounted on the fixed body such as the wall body by utilizing the mounting holes, so that the mounting of a fixing device is convenient to mount, the application range of the device is enlarged, then the rotating knob 18 is rotated, so that the one-way threaded column 17 is driven to rotate, at the moment, the moving plate 1 can be driven to move along the supporting column 15, so that the moving plate 1 moves to the top of the bottom supporting plate 14, an electric wire is mounted at the top of the moving plate 1, then the electric wire is placed between the two fixing clamping plates 7, then the rotating handle 8 is rotated, so that the central gear 9 is driven to rotate, at the moment, the first transmission chain 10 and the second transmission chain 12 can be respectively driven to rotate, so that the first gear 11 and the second gear 13 are respectively driven to rotate, and the two-way threaded column 3 can be driven to rotate when the central gear 9, the first gear 11 and the second gear 13 rotate, thereby the sliding plate 4 that drives both sides slides along limiting plate 5, can drive spliced pole 6 syntropy removal this moment, thereby drive solid fixed splint 7 syntropy removal, thereby utilize the solid fixed splint 7 of both sides to fix the electric line, then utilize opposite mode to rotate one-way screw post 17 and remove movable plate 1 to initial position, make the fixed of electric line more stable, prevent to compress tightly the outside flexible insulation cover of electric line, prevent to cause flexible insulation support's damage, prevent to influence the use of electric line, the life of electric line is improved.

The application has the advantages that:

1. the electric wire fixing device is convenient and fast to operate, the driving assembly can drive the bidirectional threaded column to rotate, so that the fixing clamp plate can be driven to move, the electric wire is fixed by the fixing clamp plate, the electric wire is more stably installed, a flexible insulating sleeve outside the electric wire is prevented from being compressed, the damage of a flexible insulating sleeve is prevented, the use of the electric wire is prevented from being influenced, and the service life of the electric wire is prolonged;

2. the structure is reasonable, the height of the moving plate can be adjusted through the one-way threaded columns, the electric wires are convenient to mount, and the moving tracks of the moving plate and other structures can be prevented from deviating through the supporting columns, so that the moving of the moving plate and other structures is more stable;

3. this application compact structure can adjust the angle of rotor plate through first center post, can adjust the angle of mounting panel through the second center post to be convenient for install the mounting panel to fixed bodies such as different inclination's wall body on, the installation of the electric line of being convenient for is fixed.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (10)

1. The utility model provides an electric wire installation fixing device for electrical engineering which characterized in that: including movable plate (1) and fixed knot structure, fixed knot structure includes protective housing (2), protective housing (2) rigid coupling is in movable plate (1) side, protective housing (2) inner chamber department is provided with drive assembly, drive assembly one side is provided with two-way screw thread post (3), regulation chamber has been seted up in movable plate (1), two-way screw thread post (3) are rotated and are connected in adjusting the chamber lateral wall, two-way screw thread post (3) surface threaded connection sliding plate (4), sliding plate (4) side sliding connection limiting plate (5), limiting plate (5) rigid coupling is in adjusting the chamber lateral wall, sliding plate (4) top rigid coupling spliced pole (6), spliced pole (6) top rigid coupling solid fixed splint (7).

2. The electrical wire installation and fixation device for electrical engineering according to claim 1, wherein: drive assembly includes turning handle (8), turning handle (8) surface rotates with protective housing (2) and is connected, turning handle (8) one end rigid coupling sun gear (9), first drive chain (10) is connected in the meshing of sun gear (9) one side, first drive chain (10) meshing is connected in first gear (11) side, second drive chain (12) is connected in the meshing of sun gear (9) opposite side, second drive chain (12) meshing is connected in second gear (13) side, the equal rigid coupling in sun gear (9), first gear (11) and second gear (13) one side has two-way screw thread post (3).

3. The electrical wire installation and fixation device for electrical engineering according to claim 2, wherein: the equal rigid coupling in movable plate (1) both sides has protecting housing (2), two the mouth that rotates has all been seted up to one side that protecting housing (2) carried on the back mutually, turning handle (8) one end runs through the mouth that rotates and extends to protecting housing (2) inner chamber lateral wall.

4. The electrical wire installation and fixation device for electrical engineering according to claim 2, wherein: the central gear (9) is composed of two main gears which are fixedly connected, wherein one main gear is meshed with the first transmission chain (10), and the other main gear is meshed with the second transmission chain (12).

5. The electrical wire installation and fixation device for electrical engineering according to claim 1, wherein: the bidirectional threaded column (3) is connected with two sliding plates (4) which are symmetrically distributed in a meshed mode, limiting grooves are formed in two sides of each sliding plate (4), and the sliding plates (4) are connected with the limiting plates (5) in a sliding mode through the limiting grooves.

6. The electrical wire installation and fixation device for electrical engineering according to claim 1, wherein: the movable plate is characterized in that a communicating opening is formed in the top of the movable plate (1), the top end of the connecting column (6) penetrates through the communicating opening and extends to the upper side of the movable plate (1), the cross section of the fixed clamping plate (7) is of an arc-shaped structure, and a protective pad is arranged on one side of the fixed clamping plate (7).

7. The electrical wire installation and fixation device for electrical engineering according to claim 1, wherein: including adjusting the structure, it includes bottom sprag board (14) to adjust the structure, bottom sprag board (14) top rigid coupling support column (15), support column (15) top rigid coupling top sprag board (16), top sprag board (16) bottom is rotated and is connected one-way screw thread post (17), just bottom sprag board (14) is connected with one-way screw thread post (17) surface rotation, knob (18) are rotated to one-way screw thread post (17) bottom rigid coupling, one-way screw thread post (17) surface and movable plate (1) threaded connection, just movable plate (1) and support column (15) surface sliding connection.

8. The electrical wire installation and fixation device for electrical engineering according to claim 7, wherein: bottom sprag board (14) top rigid coupling has two bilateral symmetry's support column (15) that distribute, two symmetric distribution's locating hole has been seted up in movable plate (1), locating hole and rigid coupling in top sprag board (16) bottom are run through on support column (15) top, the regulation hole has been seted up in bottom sprag board (14), one-way screw thread post (17) bottom is run through the regulation hole and is extended to bottom sprag board (14) below.

9. The electrical wire installation and fixation device for electrical engineering according to claim 1, wherein: the mounting structure comprises a first fixing plate (19), the first fixing plate (19) is fixedly connected to the side face of the top support plate (16), a first center column (20) is fixedly connected to one side of the first fixing plate (19), the surface of the first center column (20) is rotatably connected with a rotating plate (21), a second fixing plate (22) is fixedly connected to one side of the rotating plate (21), a second center column (23) is fixedly connected to one side of the second fixing plate (22), and the surface of the second center column (23) is rotatably connected with a mounting plate (24).

10. The electrical wire installation and fixation device for electrical engineering according to claim 9, wherein: the top supporting plate (16) is fixedly connected with two first fixing plates (19) which are symmetrically distributed on two sides, the two first fixing plates (19) are located on the same side and fixedly connected with two ends of a first center post (20) respectively, two second fixing plates (22) are fixedly connected with two ends of a second center post (23), and a plurality of uniformly distributed mounting holes are formed in the mounting plate (24).

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