CN113674573B - Practical training classroom for engineering building electrical construction technical training - Google Patents
Practical training classroom for engineering building electrical construction technical training Download PDFInfo
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- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
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Abstract
The invention relates to a practical training classroom for engineering building electrical construction technical training, and belongs to experimental practical training teaching equipment. A multi-layer building electric construction model, an installation and debugging tool, electric workpieces and electric equipment are arranged in the training classroom, and the electric workpieces are used for constructing a connecting circuit channel between the electric equipment; four sets of multi-layer building electric construction models are sequentially arranged at intervals along the inner wall surface of the wall body of the practical training classroom, and four practical training stations are built in the practical training classroom; each training station is of a three-layer structure and comprises a wall surface, a floor, a roof and a strong/weak electric well; each layer of structure is divided into two rooms, the first layer of room is set into a distribution room or a monitoring room, and the second layer and the third layer are at least installed and debugged through a suspended ceiling, a bridge, a groove, a threading pipe, a wiring groove, a bright box, a cassette and an equipotential terminal box. The training platform can be provided by students to be more close to construction scenes, and can be widely applied to the fields of teaching, training and the like.
Description
The application is a divisional application of an invention patent with the application number of CN201920976670.5 and the invention of an engineering building electrical construction technology training platform and a connecting component thereof.
Technical Field
The invention relates to the technical field of experimental training teaching, in particular to a training classroom for training of engineering building electrical construction technology.
Background
In order to adapt to the improvement of the electrification degree of a building, in order to cultivate corresponding technical talents, professional institutions usually develop practical training courses, but at present schools usually utilize relevant basic teaching practical training products which embody conventional electric principles, engineering applications and the like, for example, a building power supply and distribution teaching process simulation practical training system disclosed in patent document with publication number of CN106057005A is basically limited to theoretical teaching and simulation practical training, and is difficult to access to actual engineering scenes, so that practical training classrooms constructed by the system have the problems of difficult access to actual engineering scenes and unreasonable layout.
In order to enable the training effect to be closer to the actual scene, the applicant applies for patent applications with application numbers of CN201920976670.5 and CN201920977506.5, and discloses an engineering building electrical construction technology training platform, which comprises a multi-layer building electrical construction model and a connecting assembly for fixedly installing an electrical workpiece and electrical equipment on the multi-layer building electrical construction model.
In the practical use process, the applicant finds that the problem that the permanent magnet block is easily pulled out in the disassembly process due to the fact that the two magnets are in contact with each other to have larger magnetic attraction force in the process of adhering the fixed magnets in the blind holes by using glue such as epoxy resin and the like, and the problem that the fixed magnets are not firmly fixed due to virtual adhesion exists in the process of adhering the fixed magnets in the blind holes; the seat body part with a circular structure is inconvenient for the disassembly and assembly of the fixed support on the screen plate; in addition, in the connecting assembly provided with the annular clamping groove and the pin, only the magnetic force is used for providing the pre-installation fixing force, and the two magnet blocks attract each other, so that the problem of inconvenient disassembly exists; and is inconvenient for students to resume the training classrooms after the training teaching.
Disclosure of Invention
The invention mainly aims to provide a practical training classroom which is closer to the problem of an actual engineering scene and has more reasonable layout;
it is another object of the present invention to provide a practical training classroom based on the structural improvement of its connection assembly, so as to facilitate the recovery of the practical training classroom after practical training teaching.
In order to achieve the main purpose, the practical training classroom for engineering building electrical construction technical training is provided with a multi-layer building electrical construction model, an installation and debugging tool and electrical workpieces and electrical equipment which are fixedly installed on the multi-layer building electrical construction model through a connecting component, wherein the electrical workpieces are used for constructing a connecting line channel between the electrical equipment; four sets of multi-layer building electric construction models are sequentially arranged at intervals along the inner wall surface of the wall body of the practical training classroom, and four practical training stations are built in the practical training classroom; each training station is of a three-layer structure and comprises a wall surface, a floor, a roof and a strong/weak electric well; each layer of structure is divided into two rooms, the first layer of room is set into a distribution room or a monitoring room, and the second layer and the third layer are at least installed and debugged through a suspended ceiling, a bridge, a groove, a threading pipe, a wiring groove, a bright box, a cassette and an equipotential terminal box.
In the technical scheme, the multi-layer structure is constructed to be closer to a real construction scene; and four stations are integrated in the same practical training classroom, so that the teaching, supervision and guidance of teachers in the practical training teaching process of students are facilitated.
The specific scheme is that the electric workpiece comprises a groove, a bridge, a wire groove and a wire tube.
The preferable scheme is that the electrical equipment specifically comprises power supply and distribution equipment, building lighting equipment and building lightning protection equipment.
The electric construction model of the multi-storey building comprises a rear wall surface net plate which is vertically arranged and more than two rows of floor plate net plate groups which are fixed on the rear wall surface net plate through transverse brackets; the floor plate net plate group comprises a plurality of floor plate net plates with plate surfaces arranged along the horizontal direction, and the spacing space between two adjacent floor plate net plates forms the floor space of the multi-layer building electric construction model; and a spacing channel which penetrates through the multi-layer building electric construction model from top to bottom is arranged between two adjacent floor plate net plate groups to form a strong/weak electric well.
In the technical scheme, the floor layer and the rear wall surface are simulated by adopting the screen plate structure, so that electric workpieces such as the wire grooves and the wire penetrating pipes and electric equipment can be fixed at the preset positions by utilizing the connecting assembly, for example, the wire grooves are fixed on the rear wall surface screen plate, the wire grooves are fixed on the lower surface of the floor layer screen plate and the like, thereby reflecting the condition of the building electric construction site more truly, and further training students better.
The more preferable scheme is that the rear wall surface net plate is fixed on the wall body of the practical training classroom through a fastener.
More preferable scheme is that the mesh holes on the back wall surface mesh plate and the floor plate mesh plate are screw holes for being matched with screws to fix the equipment on the back wall surface mesh plate or the floor plate mesh plate.
In order to achieve the other purpose, in the preferred scheme of the practical training classroom provided by the invention, the connecting component comprises a fixed support, a connecting piece, an externally connected support and a permanent magnet block; the fixed support comprises a base body part provided with blind holes and a screw rod part matched with the screw holes on the screen plate; the connecting piece comprises a groove seat part and a sleeve rod part detachably sleeved in the blind hole, the sleeve rod part is made of a magnetic material, and the groove seat part is provided with a mounting groove for detachably mounting the external connecting support; the external connection support comprises an external connection part for fixedly connecting electrical equipment and an electrical workpiece; the seat body is of a non-cylindrical structure, and a side surface mounting groove communicated with the blind hole is concavely formed in the side surface of the non-cylindrical structure; the permanent magnet iron block is buried in the side mounting groove and is used for separating the geomagnetic suction sleeve rod part; the side mounting groove and the through end surface of the blind hole form a stop surface for the permanent magnet block to move out of the orifice of the blind hole.
Based on the structural improvement of the connecting component, the permanent magnet blocks are installed from the notch of the side mounting groove in the assembling process, and the stop surface is utilized to provide stop fixing in the pulling-out direction of the connecting piece, so that the permanent magnet blocks can be effectively prevented from being pulled out when the connecting piece is disassembled and assembled, namely, the installation firmness of the permanent magnet blocks is ensured when the permanent magnet blocks are installed; in addition, the disassembly and assembly between the fixed support and the screen plate are facilitated by the non-cylindrical base body, so that the practical training classroom can be quickly restored after practical training teaching.
The more preferable scheme is that the non-cylindrical structure is a cylindrical structure with a polygonal cross section; the blind hole is a round hole, the side surface mounting groove is a rectangular groove, the permanent magnet block is of a cuboid structure matched with the rectangular groove, and the surface area of the end surface of the cuboid structure propped against the stop surface is larger than the hole area of the round hole. Is convenient for the processing and manufacturing of parts.
The more preferable scheme is that the non-cylindrical structure is a cylinder structure with a regular quadrilateral cross section; the periphery of the blind hole is tangentially arranged with three sides of a side mounting groove which is a rectangular groove. Effectively reducing the volume of the permanent magnet blocks.
The more preferable scheme is that the loop bar part is provided with annular clamping grooves which are circumferentially arranged along the loop bar part; the seat body is provided with pin holes which are arranged along the direction vertical to the axial direction, and the pin holes are matched with the annular clamping grooves at the blind holes to form clamping groove pairs; the pin passing through the pin hole is clamped in the clamping groove pair, so that the sleeve rod part can be rotationally fixed in the blind hole. The connection strength between the connecting piece and the fixed support is improved, and fixed connection is provided for the suspension equipment; in the installation process, the magnetic attraction characteristic can be utilized to achieve preliminary fixing and positioning, and the pins are utilized to conduct firm fixing connection.
The more preferable scheme is that a layer of flexible sheet is tightly pressed between the end face of the sleeve rod part and the permanent magnet iron block. A layer of flexible sheet is inserted between the permanent magnet block and the loop bar part, so that the pre-installation force is provided by utilizing the magnetic attraction force, and the main fixed installation holding force is provided by utilizing the clamping force of the pin and the annular clamping groove, so that the pull-out in the disassembly process is facilitated.
More preferably, the depth of the blind hole is arranged along the axial extension of the screw part, and the orifice is arranged towards the direction away from the screw part; the groove seat is provided with a mounting groove, the notch of the mounting groove is arranged along the direction deviating from the sleeve rod part, the groove depth is arranged along the axial direction, the groove seat is provided with a mounting screw hole matched with the fixing bolt, and the mounting screw hole penetrates through the two groove wall surfaces perpendicular to the groove wall surfaces of the mounting groove; the external connecting support comprises a fixed block part sleeved in the mounting groove, and the fixed block part is provided with a mounting through hole matched with the fixing bolt; the mesh holes on the rear wall surface mesh plate and the floor plate mesh plate are screw holes which are detachably screwed with the screw rod parts.
The floor layer and the rear wall surface are simulated by adopting the screen plate structure, so that electric workpieces such as the wire grooves, the wire penetrating pipes and the like and electric equipment can be fixed at preset positions by utilizing the connecting assembly, for example, the wire grooves are fixed on the rear wall surface screen plate, the wire grooves and the like are fixed on the lower surface of the floor layer screen plate and the like, thereby reflecting the condition of the construction electric construction site more truly, and further training students better; and the method is closer to a real construction scene by constructing a multi-layer structure. In addition, through setting up coupling assembling to including the fixed part that fixes on the otter board through the screw thread and at least through the magnetic attraction mode with fixed part detachable connection's removable portion to be convenient for dismouting and combination in the use, and change required outer company support, with fixed different equipment, and need not the backup more fixed part, and can more be convenient for repeatedly the dismouting.
More preferable scheme is that more than two rows of floor board net board groups are fixed on the rear wall surface net board; and a spacing channel which penetrates through the multi-layer building electric construction model from top to bottom is arranged between the two adjacent floor plate net plate groups, and the spacing channel forms a strong/weak electric well of the multi-layer building electric construction model. Further to the actual construction scene.
More preferable scheme is that the pin is wrapped with an elastic layer; the elastic layer is in interference fit with the pin hole. Is convenient for being pulled out during the assembly and the disassembly.
The preferable proposal is that the end face of the sleeve rod part is contacted with the end face of the permanent magnet block.
The depth of the blind hole is arranged along the axial extension of the screw part, and the orifice is arranged in the direction away from the screw part; the groove seat is provided with a mounting screw hole matched with the fixing bolt, and the mounting screw hole penetrates through two groove wall surfaces perpendicular to the groove wall surfaces of the mounting groove; the outer connecting support comprises a fixed block part sleeved in the mounting groove, and the fixed block part is provided with a mounting through hole matched with the fixing bolt.
Drawings
FIG. 1 is a perspective view of a first connector assembly according to an embodiment of the present invention;
FIG. 2 is an exploded view of a first connector assembly according to an embodiment of the present invention;
FIG. 3 is an exploded view of a first connector assembly with portions of the components shown in cross-section in an embodiment of the present invention;
FIG. 4 is a perspective view of a second connector assembly according to an embodiment of the present invention;
FIG. 5 is an exploded view of a second connector assembly according to an embodiment of the present invention;
FIG. 6 is an exploded view of a second connector assembly according to an embodiment of the present invention with portions of the components shown in cross-section;
FIG. 7 is a block diagram of a screen with a first connection assembly mounted thereon according to an embodiment of the present invention;
FIG. 8 is a schematic top view of the layout of a multi-story building electrical construction model in an embodiment of the present invention;
FIG. 9 is a perspective view of an electrical construction model of a multi-story building in accordance with an embodiment of the present invention;
fig. 10 is a partial enlarged view of a in fig. 9;
FIG. 11 is an enlarged view of part B in FIG. 9;
fig. 12 is a perspective view of a hanger bracket in an embodiment of the present invention.
Detailed Description
The invention is further described below with reference to examples and figures thereof.
Examples
In the invention, the structure of the connecting component is improved on the basis of the technical proposal disclosed in the patent document of the previous application so as to solve some technical problems in the technical proposal of the previous application, thereby ensuring the installation firmness of the permanent magnet blocks while being convenient to install.
In this embodiment, two kinds of connection assemblies of different structures are provided, namely, a first connection assembly 4 which is convenient to use on the rear wall panel as shown in fig. 1 to 3, and a second connection assembly 5 which is convenient to use on the rear wall panel and the floor panel as shown in fig. 4 to 6.
As shown in fig. 1 to 3, the first connection assembly 4 includes a fixing support 40, a connection member 41, an external connection support 42, a permanent magnet block 43, and a fixing bolt 44. The body of the fixing support 40 comprises a screw part 400 and a base body 401 provided with a blind hole 402 and a side mounting groove 405, the outer circumferential surface of the screw part 400 is provided with an external thread 403 which is matched with a screw hole arranged on the screen plate, the outer circumferential surface of the base body 401 is of a non-cylindrical structure, preferably of a polygonal column structure, and in the embodiment, the cross section of the base body is square; the depth of the blind hole 402 is arranged along the axial extension of the screw portion 400, and the aperture is arranged in a direction away from the screw portion, in this embodiment, the blind hole 402 is a circular hole, the central axis of which is arranged substantially co-linear with the central axis of the screw portion 400; the side mounting groove 405 is formed recessed from one side surface of the seat body 401 and penetrates the blind hole 402. The permanent magnet blocks 43 penetrate through the notch of the side mounting groove 405 and are buried in the side mounting groove 405, and adhesive such as epoxy resin can be dispensed at the notch to fix the permanent magnet blocks 43 in the side mounting groove 405, or a screw is fixedly arranged at the notch to reduce and keep the permanent magnet blocks in the side mounting groove 405; in this embodiment, the blind hole 402 is a circular hole, the side mounting groove 405 is a rectangular groove, the permanent magnet block 43 is a cuboid structure adapted to the side mounting groove 405, specifically a square structure, and the cross section of the permanent magnet block is substantially the same as the cross section of the side mounting groove 405, so that no shake occurs in the axial direction of the screw portion 400.
During the installation process, the lower end surface 430 of the permanent magnet block 43 abuts against the side mounting groove 405 and the through end surface 406 of the blind hole 402, so as to stop the movement of the permanent magnet block 42 out of the side mounting groove 405 from the orifice of the blind hole 402, that is, the through end surface 406 forms a stop surface of the permanent magnet block 42 out of the orifice of the blind hole 402, and the surface area of the end surface of the stop surface is larger than the hole area of the blind hole 402, as shown in fig. 3, the periphery of the blind hole 402 is tangential to three sides of the through end surface 406.
The connecting piece 41 comprises a groove part 410 and a sleeve rod part 411 which is detachably sleeved in the blind hole 402; the sleeve rod part 411 is made of a magnetic material, is of a cylindrical structure in clearance fit with the blind hole 402, is axially arranged along the axial direction of the screw rod part 400, is configured to be a material which can be magnetically attracted by a magnet, is specifically made of iron, can be constructed by adopting a permanent magnet block, and is arranged in homopolar opposition to the permanent magnet block 42; the mount portion 410 is provided with a mount groove 412, the notch of the mount groove 412 is arranged in a direction away from the stem portion 411, the groove depth is arranged in the axial direction of the screw portion 400, the mount portion 410 is provided with a mount screw hole 4100 for fitting the fixing bolt 44, and the mount screw hole 4100 penetrates through two groove wall surfaces of the mount groove 412 perpendicularly to the groove wall surfaces thereof.
The external connection support 42 comprises an external connection part 420 for being fixedly connected with an electric workpiece and an electric device waiting for the fixedly connecting device, and a fixed block part 421 sleeved in the mounting groove 412; the fixing block 421 is provided with a mounting through hole 422 matched with the fixing bolt 44, so that the external connection support 42 is detachably fixed on the connecting piece 41, and the limit fixing is realized by matching the mounting grooves 412 of the fixing block 421, namely, the side surfaces are mutually abutted and the bottom surfaces are mutually abutted.
During the installation process, the end surface of the sleeve rod part 411 is contacted with the end surface of the permanent magnet block 43, so as to improve the magnetic attraction and binding force between the two. As shown in fig. 1 to 3, the outer connecting portion 420 of the first connecting component 4 is of a torus structure, so as to be convenient for sleeving electric workpieces such as a wire pipe, for example, as shown in fig. 7, the first connecting component 4 is fixed on the mesh plate 9 by screwing the screw rod portion 400 and the screw holes 90 formed in the mesh plate, and the wire pipe is fixedly connected by arranging a row of connecting components, and in the disassembling process, only the connecting components 41 and the outer connecting support 42 are required to be pulled together, so that the disassembly and the adjustment are convenient, and the fixed support 40 is not required to be directly disassembled, so that the reassembly after the adjustment is convenient. In addition, during the use, the angles of the connecting piece 41 and the external connecting support 42 relative to the fixed support 40 can be adjusted, and the angle can be adjusted according to actual needs along with the use process.
As shown in fig. 4 to 6, the second connection assembly 5 includes a fixing support 50, a connection member 51, an external connection support 52, a permanent magnet block 53, a fixing bolt 54, and a pin 55. The body of the fixing support 50 comprises a screw part 500 and a base body 501 provided with a blind hole 502 and a side mounting groove 505, an external thread 503 matched with a screw hole arranged on the screen plate is formed on the outer peripheral surface of the screw part 500, the base body 501 has a non-cylindrical structure, preferably a polygonal cylinder structure, and in the embodiment, the cross section of the base body 501 is square; the depth of the blind hole 502 is arranged along the axial extension of the screw portion 500, and the aperture is arranged in a direction away from the screw portion, in this embodiment the blind hole 502 is a circular hole, the central axis of which is arranged substantially co-linear with the central axis of the screw portion 500; the side mounting groove 505 is formed recessed from one side surface of the seat body 501 and penetrates the blind hole 502. The permanent magnet block 53 passes through the notch of the side mounting groove 505 and is buried in the side mounting groove 505, and adhesive such as epoxy resin can be dispensed at the notch to fix the permanent magnet block 53 in the side mounting groove 505, or a screw is fixed at the notch to lower and keep the permanent magnet block 53 in the side mounting groove 505; in this embodiment, the blind hole 502 is a circular hole, the side mounting groove 505 is a rectangular groove, the permanent magnet block 53 is a cuboid structure adapted to the side mounting groove 505, specifically a square structure, and the cross section of the permanent magnet block is substantially the same as the cross section of the side mounting groove 505, and no shake occurs in the axial direction of the screw portion 500.
In order to enhance the connection strength between the connection member 51 and the fixing support 50, an annular catching groove 5110 is provided on the stem portion 511 of the connection member 51 along the circumferential direction thereof; the base body 501 of the fixed support 50 is provided with pin holes 507, the pin holes 507 are arranged along the direction perpendicular to the axial direction of the screw rod 500 and penetrate through two opposite side surfaces of the base body 501, and the pin holes 507 and the annular clamping grooves 5110 are clamped at the blind holes 502 to form a clamping groove pair; the pin 55 passing through the pin hole 507 is engaged in the pair of locking grooves, so that the connecting piece 51 is prevented from falling out due to strong pulling force, and the sleeve rod portion 511 is rotatably fixed in the blind hole 502. In order to prevent the pin 55 from falling out of the pin hole 507 during use, an elastic layer is wrapped outside the pin 55; the resilient layer is in an interference fit with the pin bore 507, and the resilient deformation is used to retain the pin 55 relatively stably within the pin bore 507.
During installation, the lower end surface 530 of the permanent magnet block 53 abuts against the side mounting groove 505 and the through end surface 506 of the blind hole 502, so as to stop the movement of the permanent magnet block 52 out of the side mounting groove 505 from the orifice of the blind hole 502, i.e. the through end surface 506 forms a stop surface of the permanent magnet block 52 moving out of the orifice of the blind hole 502, and the surface area of the end surface of the stop surface is larger than the hole area of the blind hole 502, as shown in fig. 6, the periphery of the blind hole 502 is tangential to three sides of the through end surface 506.
The connecting piece 51 comprises a groove seat 510 and a sleeve rod 511 detachably sleeved in the blind hole 502; the sleeve rod part 511 is made of a magnetic material, is of a cylindrical structure in clearance fit with the blind hole 502, is axially arranged along the axial direction of the screw rod part 500, is configured to be a material which can be magnetically attracted by a magnet, is specifically made of iron, can be constructed by adopting a permanent magnet block, and is arranged in homopolar opposition to the permanent magnet block 52; the mount portion 510 is provided with a mount groove 512, the notch of the mount groove 512 is arranged in a direction away from the stem portion 511, the groove depth is arranged in the axial direction of the screw portion 500, the mount portion 510 is provided with a mount screw hole 5100 which is matched with the fixing bolt 54, and the mount screw hole 5100 penetrates through two groove wall surfaces of the mount groove 512 perpendicularly to the groove wall surfaces.
The outer connecting support 52 comprises an outer connecting part 522 for being fixedly connected with an electric workpiece and electric equipment waiting and fixedly connecting equipment, a fixed block part 520 sleeved in the mounting groove 512, and a connecting rod part 521 for connecting the outer connecting part 522 and the fixed block part 520; the fixing block 520 is provided with a mounting through hole 5200 matched with the fixing bolt 54, so that the external connection support 52 is detachably fixed on the connecting piece 51, and the fixing block 520 is matched with the mounting groove 512, namely, the side surfaces are mutually abutted and the bottom surfaces are mutually abutted, so that limit fixing is realized. As shown in fig. 4 to 6, in the second connection assembly 5, the outer coupling part 522 of the outer coupling support 52 is formed in a plate shape Kong Bu, and a plurality of mounting holes 523 are formed in the hole seat part, so that a corresponding device, such as a lamp, can be fixed thereto by screw fastening, binding, or the like. In addition, the outer connecting support 52 can also be constructed by adopting an outer connecting support of the first connecting component.
During the installation process, a gap exists between the end face of the sleeve rod portion 511 and the end face of the permanent magnet block 53, and a flexible sheet 95 is tightly pressed in the gap, and a foam layer or a cotton cloth layer can be specifically adopted to avoid direct contact between the two layers, so that the separation and the disassembly are inconvenient.
The concrete structure of the engineering building electric construction technology practical training platform constructed by adopting the connecting component is shown in figures 8 to 11, and the engineering building electric construction technology practical training platform comprises a multi-layer building electric construction model 1 arranged in a practical training classroom 01, an installation and debugging tool, and electric workpieces and electric equipment which are fixed on the multi-layer building electric construction model 1 through the connecting component; in this embodiment, the number of the multi-layer building electric construction models 1 is four, and the four sets of multi-layer building electric construction models 1 are sequentially arranged at intervals along the inner wall surface of the wall body 02 of the practical training classroom 01, so that four practical training stations are formed.
The electrical equipment specifically comprises power supply and distribution equipment, building lighting equipment and building lightning protection equipment. The building power supply and distribution equipment comprises an ammeter box, a distribution box (comprising a transformer), a leakage protector, an air switch, a power indicator lamp, an 86 type light/dark box, a single-phase three/five-hole socket, a three-phase four-hole socket, an 86 type blank panel, an exhaust fan, a grounding mark and the like. The building lighting equipment comprises a lighting distribution box, a lighting panel switch, a screw lamp holder, a touch delay switch, an acousto-optic control switch, an LED integrated ceiling lamp, a spotlight, a ceiling lamp, an incandescent lamp (hoisting), a fluorescent lamp (hoisting), a wall lamp, a safety exit indication board or an LED emergency lamp, a high-pressure mercury lamp and the like. The lightning protection equipment for building is mainly composed of lightning rod, ground annealed copper wire, ground rod and the like.
The electric workpiece is used for constructing a connecting circuit channel between electric devices, and specifically comprises a groove, a bridge, a wire groove, a wire tube and the like.
The installation and debugging tool mainly comprises a screwdriver, a nipper pliers, an electrician pliers, a bevel pliers, a wire stripper, an adjustable spanner, an electrician knife, a crimping pliers, an electroscope, a bench vice, a pipe bender, a digital multimeter, a clamp ammeter, a steel tape, an aluminum alloy herringbone ladder, a hand saw bow, a wooden handle claw hammer and the like.
Referring to fig. 8 to 11, the multi-story building electric construction model 1 includes a rear wall panel 14 arranged vertically, and two or more columns of floor panel panels; in this embodiment, the number of the floor board net board sets is two columns of floor board net board sets 11 and floor board net board sets 12 respectively; each column of floor board net board group comprises three floor board net boards with boards arranged along the horizontal direction, specifically, the floor board net board group 11 comprises a floor board net board 21, a floor board net board 22 and a floor board net board 23, and the floor board net board group 12 comprises a floor board net board 24, a floor board net board 25 and a floor board net board 26; the floor panel is fixedly supported on the rear wall panel 14 by the first cross brackets 31 and the second cross brackets 32, specifically, the rear wall panel 14 by the vertical struts 15, in this embodiment, the vertical struts 15 are fixed on the rear wall panel 14 by bolts or welding, the space between two adjacent floor panels forms the floor space of the multi-layer building electric construction model 1, and the space between the lowest floor panels 23, 26 and the ground forms the floor space of the bottom floor, for example, the floor space 270 between the floor panel 21 and the floor panel 22, and the floor space 271 between the floor panel 22 and the floor panel 23.
As shown in fig. 2 and 4, a spacing channel penetrating through the multi-layer building electric construction model from top to bottom is arranged between two adjacent rows of floor plate net plate sets, in this embodiment, a spacing channel 13 is arranged between the floor plate net plate sets 11 and 12, and the spacing channel forms a strong/weak electric well of the multi-layer building electric construction model.
During installation, the rear wall screen 14 is fixed on the wall 02 of the training classroom 01 through fasteners such as bolts. The floor board net plate is fixed on the transverse supporting rod through bolts.
To facilitate the fixing of the relevant parts to the rear wall panel 14 and the floor panel, the mesh holes of the panel are formed as screw holes, for example, screw holes 140 are formed in the rear wall panel 14, screw holes 240 are formed in the floor panel 24, and screw holes 210 are formed in the floor panel 21, so that the relevant equipment can be fixed to the panel by using screws as connection members.
As shown in fig. 12, the external connection portion of the second connection assembly 5 is replaced with a hanger bar 620 of the hanger, so that the fixed connection to the hanger 7 can be achieved.
In the use, the building model of the real standard platform of engineering building electric construction technique divide into 4 stations, and every station divide into 3 layers, comprises structures such as wall, floor, roof, strong/weak electric well, and every layer is divided into 2 rooms again, and wherein first layer room mainly used block room or control room, second floor and third layer can realize the installation and the debugging of distribution equipment and lighting equipment through furred ceiling, crane span structure, slot, threading pipe, wiring groove, bright box, magazine, equipotential terminal box etc. to can realize the building electric construction of real building inner structure and the installation of lightning-protection equipment.
The 4 stations of the engineering building electrical construction technology training platform can simultaneously meet the requirement that 4-8 students can simultaneously carry out practical training operations such as suspended ceilings, grooves, bridge frames, trunking (exposed application), wire pipes (concealed application), power supply and distribution equipment (including distribution boxes, air switches, 86 type concealed/exposed bottom boxes, wall plugs, illumination switches and the like), illumination lamp equipment, installation of lightning protection equipment, wiring, debugging and the like, so that the students can completely master the design, construction, equipment installation, wiring, debugging, operation, fault maintenance and other operation skills and engineering construction capabilities of engineering electrical pipelines and circuit systems.
Through the practical training platform, students can completely see the internal grooves and the buried line pipes, and the construction site is truly reflected. Through practical training, students can master the operation skills of common tools in the electric construction process, the cutting and bending operation skills of PVC pipes and metal pipes, the practical training of connection of electrical pipes and 86 junction boxes, bridge support, hanging and bracket manufacturing and mounting skills, the operation skills of threading in pipes, lighting piping, wiring and electrifying debugging skills, the manufacturing and mounting skills of distribution boxes, the piping for wall insertion, wiring and electrifying debugging skills, lightning protection equipment mounting and grounding and other up to 20 skills.
Claims (8)
1. A practical training classroom for engineering building electric construction technical training comprises three walls enclosing a practical training space; a multi-layer building electric construction model, an installation and debugging tool and electric workpieces and electric equipment which are fixedly installed on the multi-layer building electric construction model through a connecting component are arranged in the training space, and the electric workpieces are used for constructing a connecting circuit channel between the electric equipment; the method is characterized in that:
four sets of multi-layer building electric construction models are sequentially arranged at intervals along the inner wall surface of the three-sided wall body, and four practical training stations are constructed in the practical training space; each training station is of a three-layer structure and comprises a wall surface, a floor, a roof and a strong/weak electric well; each layer of structure is divided into two rooms, the first layer of room is set as a distribution room or a monitoring room, and the second layer of room and the third layer of room realize the installation and debugging of distribution equipment and lighting equipment at least through a suspended ceiling, a bridge, a groove, a threading pipe, a wiring groove, a bright box, a cassette and an equipotential terminal box;
the multi-storey building electrical construction model comprises a rear wall surface net plate which is vertically arranged, and more than two rows of floor plate net plate groups which are fixed on the rear wall surface net plate through transverse brackets; the floor board net board group comprises a plurality of floor board net boards with the board surfaces arranged along the horizontal direction, and the spacing space between two adjacent floor board net boards forms the floor space of the multi-storey building electric construction model;
a spacing channel which penetrates through the multi-storey building electrical construction model from top to bottom is arranged between two adjacent storey plate net plate groups to form the strong/weak electric well;
the rear wall surface net plate is fixed on the wall body of the practical training classroom through a fastener;
the mesh holes on the rear wall surface mesh plate and the floor plate mesh plate are screw holes and are used for being matched with screws to fix equipment on the rear wall surface mesh plate or the floor plate mesh plate;
the connecting component comprises a fixed support, a connecting piece, an external connecting support and a permanent magnet block; the fixed support comprises a base body part provided with a blind hole and a screw rod part matched with the screw hole on the screen plate; the connecting piece comprises a groove seat part and a sleeve rod part detachably sleeved in the blind hole, the sleeve rod part is made of a magnetic material, and the groove seat part is provided with a mounting groove for detachably mounting the external connecting support; the external connection support comprises an external connection part which is used for fixedly connecting the electrical equipment and the electrical workpiece;
the seat body is of a non-cylindrical structure, and a side surface mounting groove communicated with the blind hole is concavely formed in the side surface of the non-cylindrical structure; the permanent magnet blocks are buried in the side mounting grooves and are used for detachably sucking the sleeve rod part; the side mounting groove and the through end face of the blind hole form a stop surface for the permanent magnet block to move out of the orifice of the blind hole.
2. The training classroom of claim 1 wherein the training classroom further comprises:
the electric workpiece comprises a groove, a bridge, a wire groove and a wire tube;
the electrical equipment specifically comprises power supply and distribution equipment, building lighting equipment and building lightning protection equipment.
3. The training classroom of claim 1 wherein the training classroom further comprises:
the non-cylindrical structure is a cylindrical structure with a polygonal cross section;
the blind hole is a round hole, the side mounting groove is a rectangular groove, the permanent magnet block is of a cuboid structure matched with the rectangular groove, and the area of the end face, propped against the stop surface, of the cuboid structure is larger than the hole area of the round hole.
4. The training classroom of claim 1 wherein the training classroom further comprises:
the non-cylindrical structure is a cylindrical structure with a square cross section;
the periphery of the blind hole is tangentially arranged with three sides of the side mounting groove which is a rectangular groove.
5. The training classroom of claims 1, 3, or 4 wherein:
the loop bar part is provided with annular clamping grooves which are circumferentially arranged along the loop bar part; the base body is provided with a pin hole, the pin hole is arranged along the direction perpendicular to the axial direction of the screw rod part, and the pin hole and the annular clamping groove are clamped at the blind hole to form a clamping groove pair; the pin passing through the pin hole is clamped in the clamping groove pair, so that the sleeve rod part can be rotationally fixed in the blind hole.
6. The training classroom of claim 5 wherein the training classroom further comprises:
the depth of the blind hole is arranged along the axial extension of the screw part, and the orifice is arranged in a direction away from the screw part; the groove seat part is provided with a mounting screw hole matched with the fixing bolt, and the mounting screw hole penetrates through two groove wall surfaces perpendicular to the groove wall surface of the mounting groove; the outer connecting support comprises a fixed block part sleeved in the mounting groove, and the fixed block part is provided with a mounting through hole matched with the fixing bolt.
7. The training classroom of claim 5 wherein the training classroom further comprises:
a flexible sheet is tightly pressed between the end face of the sleeve rod part and the permanent magnet block;
an elastic layer is wrapped outside the pin; the elastic layer is in interference fit with the pin hole.
8. The training classroom of claims 1, 3, or 4 wherein:
the depth of the blind hole is arranged along the axial extension of the screw part, and the orifice is arranged in a direction away from the screw part; the groove seat part is provided with a mounting screw hole matched with the fixing bolt, and the mounting screw hole penetrates through two groove wall surfaces perpendicular to the groove wall surface of the mounting groove; the outer connecting support comprises a fixed block part sleeved in the mounting groove, and the fixed block part is provided with a mounting through hole matched with the fixing bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110747814.1A CN113674573B (en) | 2019-12-16 | 2019-12-16 | Practical training classroom for engineering building electrical construction technical training |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110747814.1A CN113674573B (en) | 2019-12-16 | 2019-12-16 | Practical training classroom for engineering building electrical construction technical training |
| CN201911294990.3A CN111028655B (en) | 2019-12-16 | 2019-12-16 | Engineering type building electrical construction technology training platform and structure improved connecting assembly |
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| CN201911294990.3A Division CN111028655B (en) | 2019-12-16 | 2019-12-16 | Engineering type building electrical construction technology training platform and structure improved connecting assembly |
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| Publication Number | Publication Date |
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| CN113674573A CN113674573A (en) | 2021-11-19 |
| CN113674573B true CN113674573B (en) | 2023-08-01 |
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| CN201911294990.3A Active CN111028655B (en) | 2019-12-16 | 2019-12-16 | Engineering type building electrical construction technology training platform and structure improved connecting assembly |
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Also Published As
| Publication number | Publication date |
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| CN113674573A (en) | 2021-11-19 |
| CN111028655B (en) | 2021-06-29 |
| CN111028655A (en) | 2020-04-17 |
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