CN112489517A - Be used for real standard examination device of power system relay protection - Google Patents
Be used for real standard examination device of power system relay protection Download PDFInfo
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- CN112489517A CN112489517A CN202011396936.2A CN202011396936A CN112489517A CN 112489517 A CN112489517 A CN 112489517A CN 202011396936 A CN202011396936 A CN 202011396936A CN 112489517 A CN112489517 A CN 112489517A
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- 238000012549 training Methods 0.000 claims abstract description 42
- 238000007664 blowing Methods 0.000 claims description 32
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 238000004891 communication Methods 0.000 claims description 9
- 239000002245 particle Substances 0.000 claims description 8
- 238000001914 filtration Methods 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 230000001939 inductive effect Effects 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims 3
- 230000000149 penetrating effect Effects 0.000 claims 2
- 238000000034 method Methods 0.000 abstract description 20
- 230000000712 assembly Effects 0.000 abstract description 5
- 238000000429 assembly Methods 0.000 abstract description 5
- 230000032258 transport Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 230000002159 abnormal effect Effects 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 230000002146 bilateral effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B9/00—Simulators for teaching or training purposes
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Abstract
The invention discloses a practical training examination device for power system relay protection, which comprises a table plate, wherein the left side and the right side of the bottom end of the table plate are symmetrically provided with supporting leg assemblies, the top end of the table plate is provided with a vertical frame, the vertical frame is of a U-shaped structure, the top end of the vertical frame is fixedly connected with a ceiling, an inner cavity of the vertical frame is provided with an operating plate, the front side of the operating plate is provided with a fixed instrument area and a movable instrument area, the movable instrument area is arranged below the fixed instrument area, and the movable instrument area is uniformly provided with a plurality of clamping hole assemblies; the invention clamps the optional equipment through the clamping hole assembly and carries out practical training and examination operation by matching with the equipment fixedly installed in the fixed equipment area, and the whole practical training and examination operation process is finished on the front side of the operation panel, so that a teacher can conveniently and directly observe the practical operation process of a student, and the level of the student can be accurately examined; in the whole training and checking process, the instrument is installed through the clamping hole assembly, so that the instrument can be effectively prevented from falling, and the use safety of the instrument is guaranteed.
Description
Technical Field
The invention relates to the technical field of power systems, in particular to a relay protection training and checking device for a power system.
Background
The relay protection is an important measure for detecting faults or abnormal conditions occurring in the power system so as to send out alarm signals or directly isolate and remove fault parts.
The fault of the power system and the abnormal working condition endangering safe operation are researched to discuss the anti-accident automation measures of the countermeasures. In the development process, relays with contacts are mainly used to protect power systems and components thereof (generators, transformers, transmission lines, etc.) from damage, so the relays are also called relay protection. The basic tasks are: when the power system has a fault or an abnormal working condition, the fault equipment is automatically cut off from the system in the shortest possible time and in the smallest possible area, or a signal is sent out to eliminate the source of the abnormal working condition by an operator on duty so as to reduce or avoid the damage of the equipment and the influence on the power supply of the adjacent area.
At electric power training's in-process, need use the real device of instructing of relay protection to examine the user, but when the real device of instructing of current relay protection used, can only put laboratory glassware and put the use at the desktop, be unfavorable for audio-visual observation student's the real condition of practicing, and laboratory glassware is simple just putting, drops very easily and damages, uses very inconveniently.
Disclosure of Invention
The invention aims to provide a practical training and examining device for power system relay protection, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a practical training and examining device for relay protection of a power system comprises a table plate, wherein supporting leg assemblies are symmetrically arranged on the left side and the right side of the bottom end of the table plate, a vertical frame is arranged at the top end of the table plate and is of a U-shaped structure, the top end of the vertical frame is fixedly connected with a ceiling, an operating panel is arranged in an inner cavity of the vertical frame, a fixed instrument area and a movable instrument area are arranged on the front side of the operating panel, the movable instrument area is arranged below the fixed instrument area, a plurality of clamping hole assemblies are uniformly arranged on the movable instrument area, an optional instrument is clamped through the clamping hole assemblies, and practical training and examining operation is carried out by matching with an instrument fixedly installed in the fixed instrument area; in the whole training and checking process, the instrument is installed through the clamping hole assembly, so that the instrument can be effectively prevented from falling, and the use safety of the instrument is guaranteed.
The adjacent end of landing leg subassembly is equipped with the side cabinet with table matched with, the even a plurality of drawers that are equipped with on the side cabinet holds the apolegamy instrument through the drawer, and the student of being convenient for directly chooses for use and preserves, can further improve the convenience that whole device used.
The hole clamping assembly comprises a hole clamping body, the hole clamping body is embedded in a movable instrument area, the left side end and the right side end of the hole clamping body are symmetrically communicated with side clamping holes, the top end of each side clamping hole is communicated with a guide hole, a support pillar is slidably connected in each side clamping hole, the adjacent end of each support pillar is fixedly connected with a side clamp, each side clamp is an arc clamp, one end, far away from each side clamp, of each support pillar is fixedly connected to the inner cavity wall of each side clamping hole through a telescopic rod, the outer side of each telescopic rod is sleeved with a pre-tightening spring matched with the support pillar, the end part of each pre-tightening spring is fixedly connected to the inner cavity wall of each side clamping hole, the top end of each support pillar is fixedly connected with a push pillar matched with the guide hole, the top end of each push pillar penetrates through the guide hole and is fixedly connected with a push plate, the support pillars are matched with the telescopic rods through the pre, the installation work of the matching instrument can be completed; meanwhile, the pushing plate is pushed outwards, and the pushing column is matched with the pushing plate and the pushing column respectively, so that the pushing column can be pushed into the side clamping hole, the side clamp can be put into the side clamping hole, and the movable instrument in the clamping hole body can be taken out; the whole matching instrument is very simple to mount or dismount, is convenient to operate, and can greatly improve the application convenience of the whole device; and the safety of the instrument in the training operation process can be greatly improved.
In a further embodiment, the ceiling comprises a ceiling plate, the ceiling plate is fixedly connected to the top end of the vertical frame, a lamp groove is formed in one side of the bottom end of the ceiling plate, an LED illuminating lamp is installed in the lamp groove, a lampshade is arranged at an opening in the bottom end of the lamp groove, the operating panel and the desk panel are illuminated through the LED illuminating lamp, trainees can finish practical training operation conveniently, and the application convenience of the whole device can be further improved;
the greenhouse is characterized in that a blowing cavity is arranged in the greenhouse plate, the blowing cavity is arranged in front of the lamp groove, the front of the blowing cavity is communicated with a blowing window, a louver is installed in the blowing window, an air guide hole is embedded in one side end of the greenhouse plate and is communicated with the blowing cavity through a communication hole, an active carbon particle layer, a water filter screen, an air guide fan and a protective net are sequentially arranged in the inner cavity of the air guide hole from inside to outside, external air is drawn by the air guide fan to enter the air guide hole and enter the blowing cavity through the communication hole, and finally the air is discharged through the blowing window to be directly used by a student, so that cool air is provided for the student, and the application comfort of the whole device can be further improved; water vapor and impurities in the air are filtered through the water filtering net and the activated carbon particle layer, so that the air quality can be greatly improved, and the indoor air quality is improved;
the air blowing fan is characterized in that a guide plate matched with the communicating hole is arranged in the inducing hole, and the air blowing fan can guide the air to flow into the air blowing cavity through the communicating hole by arranging the guide plate to guide the air to flow.
In a further embodiment, the top end of the table plate is provided with an element cavity, the side wall of the inner cavity of the element cavity is an inclined plane, the element cavity is arranged in front of the vertical frame, instruments, accessories and the like selected and matched by a student are placed in the element cavity, the selected and matched instruments are effectively prevented from falling on the ground, and the use safety of the selected and matched instruments can be further ensured.
In a further embodiment, the supporting leg assembly comprises a supporting frame which is in a rectangular ring frame structure, leg rods matched with the table plate are symmetrically arranged at the left side end and the right side end of the supporting frame, the table plate is clamped between the two leg rods, the top end surfaces of the leg rods are flush with the top end surface of the table plate, the table plate is supported together by the leg rods matched with the supporting frame, and the placing stability of the whole device can be greatly improved;
bilateral symmetry is equipped with the pneumatic cylinder on the inner chamber diapire of support frame, diapire and fixed connection sole of support frame are run through to the bottom of the hydraulic stem on the pneumatic cylinder, are sliding connection between hydraulic stem and the support frame, the even a plurality of walking wheels that are equipped with in bottom of sole stretch out the hydraulic stem through the pneumatic cylinder, then descend the sole, can utilize the walking wheel to prop up whole device, and the whole device of being convenient for shifts and transports, and the later stage of being convenient for shifts and transports whole device.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention clamps the optional equipment through the clamping hole assembly and carries out practical training and examination operation by matching with the equipment fixedly installed in the fixed equipment area, and the whole practical training and examination operation process is finished on the front side of the operation panel, so that a teacher can conveniently and directly observe the practical operation process of a student, and the level of the student can be accurately examined; in the whole training and checking process, the instrument is installed through the clamping hole assembly, so that the instrument can be effectively prevented from falling off, and the use safety of the instrument is ensured;
2. according to the invention, the pre-tightening spring is matched with the telescopic rod to push the top column outwards, so that the side clamp is pushed out, and the instrument is clamped in the clamping hole body by using the side clamp, so that the mounting work of the selected instrument can be completed; meanwhile, the pushing plate is pushed outwards, and the pushing column is matched with the pushing plate and the pushing column respectively, so that the pushing column can be pushed into the side clamping hole, the side clamp can be put into the side clamping hole, and the movable instrument in the clamping hole body can be taken out; the whole matching instrument is very simple to mount or dismount, is convenient to operate, and can greatly improve the application convenience of the whole device; the safety of instruments in the training operation process can be greatly improved;
3. the LED illuminating lamp illuminates the operating panel and the table board, so that trainees can complete training operation conveniently, and the application convenience of the whole device can be further improved;
4. according to the invention, the air-entraining fan is used for drawing outside air into the air-entraining hole, the air enters the air-blowing cavity through the communicating hole and is finally discharged through the air-blowing window to be directly discharged to a student, so that cool air is provided for the student, and the application comfort of the whole device can be further improved; water vapor and impurities in the air are filtered through the water filtering net and the activated carbon particle layer, so that the air quality can be greatly improved, and the indoor air quality is improved;
5. the table board is supported by the leg rods and the support frame, so that the stability of the whole device can be greatly improved; simultaneously stretch out the hydraulic stem through the pneumatic cylinder, then descend the sole, can utilize the walking wheel to prop up whole device, the whole device of being convenient for shifts and transports, and the later stage of being convenient for shifts and transports whole device.
6. The invention effectively prevents the matching instrument from falling on the ground by containing the instrument, the accessory and the like selected and matched by the student through the element cavity, and can further ensure the use safety of the matching instrument.
Drawings
Fig. 1 is a schematic structural diagram of a perspective view of a relay protection training assessment device for a power system;
FIG. 2 is a schematic structural diagram of a front view of a relay protection practical training assessment device for a power system;
FIG. 3 is a schematic structural diagram of a card hole assembly for a relay protection training assessment device of a power system;
FIG. 4 is a schematic structural diagram of a ceiling assembly for a relay protection training assessment device of a power system;
FIG. 5 is a schematic perspective view of a table for a relay protection training assessment device of a power system;
fig. 6 is a schematic structural diagram of a leg assembly for a relay protection training assessment device of a power system.
In the figure: 1-table board, 2-leg component, 201-support frame, 202-leg rod, 203-hydraulic cylinder, 204-hydraulic rod, 205-foot board, 206-road wheel, 3-side cabinet, 4-drawer, 5-vertical frame, 6-ceiling, 601-ceiling board, 602-lamp trough, 603-LED illuminating lamp, 604-lamp shade, 605-blowing cavity, 606-blowing window, 607-shutter, 608-communication hole, 609-air-leading hole, 610-protective net, 611-air-leading fan, 612-water strainer, 613-active carbon particle layer, 614-air-leading plate, 7-operation board, 8-fixed instrument area, 9-movable instrument area, 10-clamping hole component, 101-clamping hole body, 102-side clamping hole, 103-guide hole, 104-top column, 105-side clamp, 106-telescopic rod, 107-pre-tightening spring, 108-push column, 109-push plate and 11-element cavity.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
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 of the 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 invention.
Example 1
Referring to fig. 1-3, a practical training and evaluating device for power system relay protection comprises a table board 1, the left side and the right side of the bottom end of the table plate 1 are symmetrically provided with supporting leg components 2, the top end of the table plate 1 is provided with a vertical frame 5, the vertical frame 5 is of a U-shaped structure, the top end of the vertical frame 5 is fixedly connected with a ceiling 6, an inner cavity of the vertical frame 5 is provided with an operating plate 7, the front surface of the operation board 7 is provided with a fixed instrument area 8 and a movable instrument area 9, the movable instrument area 9 is arranged below the fixed instrument area 8, a plurality of clamping hole components 10 are uniformly arranged on the movable instrument area 9, the selected instrument is clamped through the clamping hole assembly 10, and the practical training and examination operation is carried out by matching with the instrument fixedly installed in the fixed instrument area 8, the whole practical training and examination operation process is completed on the front side of the operation board 7, so that a teacher can directly observe the practical operation process of a student, and the level of the student can be accurately examined; in the whole training and checking process, the instrument is installed through the clamping hole assembly 10, so that the instrument can be effectively prevented from falling, and the use safety of the instrument is guaranteed.
The adjacent end of landing leg subassembly 2 is equipped with and table 1 matched with side cabinet 3, the even a plurality of drawers 4 that are equipped with on the side cabinet 3 hold the selection through drawer 4 and join in marriage the instrument, and the student of being convenient for directly chooses for use and preserves, can further improve the convenience that whole device used.
The clamping hole assembly 10 comprises a clamping hole body 101, the clamping hole body 101 is embedded in the movable instrument area 9, the left side end and the right side end of the clamping hole body 101 are symmetrically communicated with side clamping holes 102, the top end of each side clamping hole 102 is communicated with a guide hole 103, a support pillar 104 is slidably connected in each side clamping hole 102, the adjacent end of each support pillar 104 is fixedly connected with a side clamp 105, each side clamp 105 is an arc-shaped clamp, one end, far away from each side clamp 105, of each support pillar 104 is fixedly connected to the inner cavity wall of each side clamping hole 102 through a telescopic rod 106, a pre-tightening spring 107 matched with the support pillar 104 is sleeved on the outer side of each telescopic rod 106, the end part of each pre-tightening spring 107 is fixedly connected to the inner cavity wall of each side clamping hole 102, the top end of each support pillar 104 is fixedly connected with a push pillar 108 matched with the guide hole 103, the top end of each push pillar 108 penetrates through the guide hole 103 and is fixedly connected with, then the side clamp 105 is ejected out, and the instrument is clamped in the clamping hole body 101 by the side clamp 105, so that the installation work of the selected instrument can be completed; meanwhile, the push plate 109 is pushed outwards, and the push column 108 is respectively matched with the push plate 109 and the top column 104, so that the top column 104 can be pushed into the side clamp hole 102, the side clamp 105 can be put into the side clamp hole 102, and a movable instrument in the clamp hole body 101 can be taken out; the whole matching instrument is very simple to mount or dismount, is convenient to operate, and can greatly improve the application convenience of the whole device; and the safety of the instrument in the training operation process can be greatly improved.
Example 2
Referring to fig. 4, the difference from example 1 is: the ceiling 6 comprises a shed plate 601, the shed plate 601 is fixedly connected to the top end of the vertical frame 5, a light trough 602 is arranged on one side of the bottom end of the shed plate 601, an LED illuminating lamp 603 is installed in the light trough 602, a lampshade 604 is arranged at an opening at the bottom end of the light trough 602, the operating panel 7 and the table board 1 are illuminated through the LED illuminating lamp 603, trainees can finish training operation conveniently, and the application convenience of the whole device can be further improved;
the greenhouse plate 601 is internally provided with a blowing cavity 605, the blowing cavity 605 is arranged in front of the lamp groove 602, the front surface of the blowing cavity 605 is communicated with a blowing window 606, a louver 607 is arranged in the blowing window 606, one side end of the greenhouse plate 601 is embedded with an air guide hole 609, the air guide hole 609 is communicated with the blowing cavity 605 through a communication hole 608, an active carbon particle layer 613, a water filter net 612, an air guide fan 611 and a protective net 610 are sequentially arranged in the inner cavity of the air guide hole 609 from inside to outside, outside air is drawn by the air guide fan 611 to enter the air guide hole 609 and enter the blowing cavity 605 through the communication hole 608, and finally the air is discharged through the blowing window 606 to be directly used by a student, so that cool air is provided for the student, and the application comfort of the whole device can be further improved; water vapor and impurities in the air are filtered through the water filtering net 612 and the activated carbon particle layer 613, so that the air quality can be greatly improved, and the indoor air quality is improved;
the guide plate 614 matched with the communication hole 608 is arranged in the inducing hole 609, and the guide plate 614 is arranged to guide the air guiding hole 609 to enter the air blowing cavity 605 through the communication hole 608, so that the flowing fluency of the air drawn by the air guiding fan 611 can be ensured.
Example 3
Referring to fig. 5, the difference from example 1 is: the top of table 1 is equipped with component chamber 11, the inner chamber lateral wall in component chamber 11 is the inclined plane, and component chamber 11 is established in the place ahead of grudging post 5, holds instruments and accessories of student's apolegamy etc. through component chamber 11, and the effectual apolegamy instrument that prevents drops on ground can further guarantee the safe in utilization of apolegamy instrument.
Example 4
Referring to fig. 6, the difference from example 1 is: the supporting leg assembly 2 comprises a supporting frame 201, the supporting frame 201 is of a rectangular ring frame structure, the left side end and the right side end of the supporting frame 201 are symmetrically provided with leg rods 202 matched with the table board 1, the table board 1 is clamped between the two leg rods 202, the top end surfaces of the leg rods 202 are flush with the top end surface of the table board 1, the table board 1 is supported together by the leg rods 202 matched with the supporting frame 202, and the placing stability of the whole device can be greatly improved;
bilateral symmetry is equipped with pneumatic cylinder 203 on the inner chamber diapire of support frame 201, the diapire and the fixed connection sole 205 of support frame 201 are run through to the bottom of the hydraulic stem 204 on the pneumatic cylinder 203, are sliding connection between hydraulic stem 204 and the support frame 201, the even a plurality of walking wheels 206 that are equipped with in bottom of sole 205 stretches out hydraulic stem 204 through pneumatic cylinder 203, then descends sole 205, can utilize walking wheel 206 to prop up whole device, and the whole device of being convenient for shifts and transports, the later stage of being convenient for shifts and transports whole device.
According to the working principle of the embodiment 1-4, the pre-tightening spring 107 is matched with the outer ejection column 104 of the telescopic rod 106 to eject the side clamp 105, the instrument is clamped in the clamping hole body 101 through the side clamp 105, the mounting work of the selected instrument can be completed, the instrument fixedly mounted in the fixed instrument area 8 is matched to perform practical training and assessment operation, the whole practical training and assessment operation process is completed on the front side of the operation board 7, a teacher can conveniently and directly observe the practical operation process of a student, and the level of the student can be accurately assessed; in the whole training and assessment process, the instrument is installed through the clamping hole assembly 10, so that the instrument can be effectively prevented from falling off, and the use safety of the instrument is guaranteed; in the whole training operation process, the operating panel 7 and the table board 1 are illuminated through the LED illuminating lamp 603, so that trainees can complete training operation conveniently;
meanwhile, in the operation process, the external air is drawn by the air-guiding fan 611 to enter the air-guiding hole 609, enters the air-blowing cavity 605 through the communicating hole 608, is discharged through the air-blowing window 606, and is directly blown to a student, so that cool air is provided for the student, and the application comfort of the whole device can be further improved; and the water vapor and impurities in the air are filtered through the water filtering net 612 and the activated carbon particle layer 613, so that the air quality can be greatly improved, and the indoor air quality is improved.
The table board 1 is supported by the leg rods 202 in cooperation with the support frame 202, so that the placing stability of the whole device can be greatly improved; the hydraulic rod 204 is extended out through the hydraulic cylinder 203, then the foot plate 205 is lowered, the whole device can be supported by the walking wheels 206, the whole device is convenient to transfer and transport, and the whole device is convenient to transfer and transport at the later stage.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
1. The utility model provides a be used for real standard examination device of power system relay protection, includes table (1), its characterized in that, the bottom left and right sides symmetry of table (1) is equipped with landing leg subassembly (2), and the top of table (1) is equipped with grudging post (5), grudging post (5) are the U-shaped structure, and the top fixed connection ceiling (6) of grudging post (5), the inner chamber of grudging post (5) are equipped with operation panel (7), the front of operation panel (7) is equipped with fixed instrument district (8) and activity instrument district (9), activity instrument district (9) are established in the below of fixed instrument district (8), and the activity instrument district (9) are gone up the even a plurality of card hole subassemblies (10) that are equipped with;
the clamping hole assembly (10) comprises a clamping hole body (101), the clamping hole body (101) is embedded in the movable instrument area (9), the left side end and the right side end of the clamping hole body (101) are symmetrically communicated with side clamping holes (102), the top end of each side clamping hole (102) is communicated with a guide hole (103), each side clamping hole (102) is internally and slidably connected with a support pillar (104), the adjacent end of each support pillar (104) is fixedly connected with a side clamp (105), each side clamp (105) is an arc-shaped clamp, one end, far away from each side clamp (105), of each support pillar (104) is fixedly connected to the inner cavity wall of each side clamping hole (102) through a telescopic rod (106), a pre-tightening spring (107) matched with each support pillar (104) is sleeved on the outer side of each telescopic rod (106), the end of each pre-tightening spring (107) is fixedly connected to the inner cavity wall of each side clamping hole (102), and the top end of each support pillar (104) is fixedly connected with a push pillar (108) matched, the top end of the push column (108) penetrates through the guide hole (103) and is fixedly connected with the push plate (109).
2. The practical training assessment device for the relay protection of the power system according to claim 1, wherein a side cabinet (3) matched with the table plate (1) is arranged at the adjacent end of the leg assembly (2), and a plurality of drawers (4) are uniformly arranged on the side cabinet (3).
3. The practical training assessment device for power system relay protection according to claim 1, wherein the ceiling (6) comprises a shed plate (601), the shed plate (601) is fixedly connected to the top end of the vertical frame (5), a light trough (602) is arranged on one side of the bottom end of the shed plate (601), an LED illuminating lamp (603) is installed in the light trough (602), and a lampshade (604) is arranged at an opening in the bottom end of the light trough (602).
4. The practical training assessment device for power system relay protection according to claim 3, wherein a blowing cavity (605) is arranged in the shed plate (601), the blowing cavity (605) is arranged in front of the lamp trough (602), the front of the blowing cavity (605) is connected with a blowing window (606) in a penetrating manner, a louver (607) is installed in the blowing window (606), an air guide hole (609) is embedded in one side end of the shed plate (601), the air guide hole (609) is connected with the blowing cavity (605) in a penetrating manner through a communication hole (608), and an active carbon particle layer (613), a water filtering net (612), an air guiding fan (611) and a protective net (610) are sequentially arranged in an inner cavity of the air guide hole (609) from inside to outside.
5. The practical training assessment device for power system relay protection according to claim 4, wherein a flow guide plate (614) matched with the communication hole (608) is arranged in the inducing hole (609).
6. The practical training assessment device for power system relay protection according to any one of claims 1 to 5, wherein an element cavity (11) is arranged at the top end of the table plate (1), the side wall of an inner cavity of the element cavity (11) is an inclined surface, and the element cavity (11) is arranged in front of the stand (5).
7. The practical training assessment device for power system relay protection according to claim 6, wherein the leg assembly (2) comprises a support frame (201), the support frame (201) is a rectangular ring frame structure, leg rods (202) matched with the table board (1) are symmetrically arranged at the left side end and the right side end of the support frame (201), and the table board (1) is clamped between the two leg rods (202).
8. The practical training assessment device for power system relay protection according to claim 7, wherein the top end surface of the leg rod (202) is flush with the top end surface of the table board (1).
9. The practical training examination device for the relay protection of the power system according to claim 7, wherein hydraulic cylinders (203) are symmetrically arranged on the bottom wall of the inner cavity of the support frame (201) in a left-right mode, the bottom ends of hydraulic rods (204) on the hydraulic cylinders (203) penetrate through the bottom wall of the support frame (201) and are fixedly connected with foot plates (205), the hydraulic rods (204) are in sliding connection with the support frame (201), and a plurality of walking wheels (206) are uniformly arranged at the bottom ends of the foot plates (205).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011396936.2A CN112489517A (en) | 2020-11-21 | 2020-11-21 | Be used for real standard examination device of power system relay protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011396936.2A CN112489517A (en) | 2020-11-21 | 2020-11-21 | Be used for real standard examination device of power system relay protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112489517A true CN112489517A (en) | 2021-03-12 |
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Family Applications (1)
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| CN202011396936.2A Pending CN112489517A (en) | 2020-11-21 | 2020-11-21 | Be used for real standard examination device of power system relay protection |
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