CN114113842A - Flexible direct-current transmission converter valve submodule operation test platform - Google Patents
Flexible direct-current transmission converter valve submodule operation test platform Download PDFInfo
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- 238000012360 testing method Methods 0.000 title claims abstract description 35
- 230000005540 biological transmission Effects 0.000 title claims abstract description 31
- 230000000903 blocking effect Effects 0.000 claims description 21
- 230000035939 shock Effects 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 5
- 239000012634 fragment Substances 0.000 claims description 2
- 230000005611 electricity Effects 0.000 abstract description 2
- 238000007689 inspection Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 239000000284 extract Substances 0.000 description 4
- 210000003127 knee Anatomy 0.000 description 4
- 238000012549 training Methods 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000007774 longterm Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 206010000369 Accident Diseases 0.000 description 1
- 241000883990 Flabellum Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000001932 seasonal effect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/60—Arrangements for transfer of electric power between AC networks or generators via a high voltage DC link [HVCD]
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Abstract
The invention discloses a flexible direct-current transmission converter valve submodule operation test platform, and relates to the technical field of converter valve submodule tests. The flexible direct-current power transmission converter valve submodule operation and inspection test platform comprises a flexible direct-current power transmission converter valve submodule test platform body, wherein a fixing slot is fixedly connected to the left side of the flexible direct-current power transmission converter valve submodule test platform body. This flexible direct current transmission of electricity converter valve submodule piece operation test platform, when using with the inside messenger fixed slot that the plug injects fixed slot make the stopper push down the gas that makes the stopper downside through the stopper messenger, the stopper can kick-back when the recess of fixed slot moves the upside of stopper and breathe in the inside that the card advances the recess, seal the inside that the slider can make the gas of gas tank inside get into the sliding tray by pushing down simultaneously, make the shutoff board slide and seal the gas vent, make the stopper by the limiting position, make the plug can not break away from, reach the firm purpose of fixing the plug with fixed slot.
Description
Technical Field
The invention relates to the technical field of converter valve submodule tests, in particular to a flexible direct-current transmission converter valve submodule operation test platform.
Background
Under all possible operating states, the converter valve not only needs to bear continuous operating voltage, but also needs to bear operating overvoltage, steep wave front overvoltage and lightning overvoltage transmitted by an AC/DC system, and has sufficient insulation level and uniform voltage field intensity distribution, faults such as commutation failure, misconduction, non-conduction and the like can occur in the working process of the converter valve, or water machine system parameters of the valve body do not meet requirements to influence the operation of the converter valve, operation and inspection personnel need to carry out maintenance, new operation and maintenance personnel need to receive training, the operation and maintenance of the converter valve need to realize various function detection of valve sub-modules, the replacement of sub-modules and all components, and valve control function training, the operation needs to be accurate and correct in actual work, the training needs to be repeatedly practiced, and an external power supply needs to be firmly connected with a test platform in the training process, the power line is not easy to drop, but in the case of misoperation and combustion, the power interface is inconvenient to drop, and the power failure possibly leads to fire accidents in time, so that a device is needed to ensure the power safety in the operation process of the test platform.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a flexible direct current transmission converter valve submodule operation test platform, which achieves the purpose of conveniently pulling out a power supply when combustion is caused by misoperation.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a flexible direct current transmission converter valve submodule operation test platform, includes flexible direct current transmission converter valve submodule test platform body, the left side fixedly connected with fixed slot of flexible direct current transmission converter valve submodule test platform body, the inside grafting of fixed slot has the plug, the left side fixedly connected with connecting pile of plug, the left end fixedly connected with inlet wire pipe of connecting pile, the inside of fixed slot is provided with fixed establishment, the outer wall of plug is located fixed establishment department and is provided with the recess.
Preferably, the fixing mechanism comprises an air cavity, a limiting block, a spring, a sealing slide block, an elastic sheet, a connecting pipe, a plugging plate, a jarring mechanism and an exhaust mechanism, the air cavity is arranged on the right side inside the fixing slot, the exhaust mechanism is arranged on the left side of the air cavity, the upper side of the outer wall of the limiting block is in contact with the groove of the outer wall of the plug, the lower side of the limiting block is in sliding connection with the inner wall of the fixing slot, the lower side of the limiting block is provided with an air vent, the lower side of the limiting block is connected with the bottom of the inner wall of the fixing slot through the spring, the lower side of the fixing slot is provided with an air vent, the right side of the inner wall of the fixing slot is provided with an air groove, the sliding groove is arranged in the middle of the air vent inside the fixing slot, the outer wall of the sealing slide block is in sliding connection with the inner wall of the air groove, and the lower surface of the sealing slide block is connected with the inner side wall of the air groove through the elastic sheet, the bottom in gas pocket is passed through the right side intercommunication setting of connecting pipe and sliding tray, the outer wall of shutoff board and the inner wall sliding connection of sliding tray, the right side of shutoff board is passed through the stretch cord and is connected with the right side of sliding tray, the inside of shutoff board is provided with the jarring mechanism, the intercommunication passageway has been seted up to the downside in gas pocket, the lower extreme of intercommunication passageway and the downside intercommunication setting of fixed slot.
Preferably, the jarring mechanism comprises a fixing groove, a thin plate, a first hinged rod, a blocking block, a second hinged rod, a hammer ball, a bent rod, a gas storage box, a pull rod, a hose, a fixing ring, an air bag, a sliding ring and a jarring rod, wherein the fixing groove is formed in the side wall of the exhaust port, the outer wall of the thin plate is fixedly connected to the right side of the inner wall of the fixing groove, the left end of the first hinged rod is hinged to the inner wall of the blocking plate through a torsion spring, the lower side of the first hinged rod is fixedly connected with the outer wall of the blocking block, the right end of the first hinged rod is hinged to the left end of the second hinged rod through a torsion spring, the right end of the hammer ball is hinged to the outer wall of the hammer ball, the upper surface of the first hinged rod is fixedly connected with the left end of the bent rod, the front side of the outer wall of the bent rod is rotatably connected with the rear side of the gas storage box through a bearing, and the inner wall of the gas storage box is slidably connected with the upper end of the pull rod, the lower extreme of pull rod runs through the gas storage box and extends to the downside of gas storage box and articulates the outer wall upside at the second hinge bar, the right side outer wall of knee lever and solid fixed ring's inner wall fixed connection, gu fixed ring's right side is passed through the gasbag and is connected with the left side of slip ring, the inner wall of slip ring and the outer wall sliding connection of knee lever, the downside of gas storage box passes through the right side intercommunication setting of hose and gasbag, the right side of slip ring and the left end fixed connection of jar pole.
Preferably, the exhaust mechanism comprises a sliding block, a threaded rod, a fan blade, a blocking block, a fixed block and a square barrel, a communicating groove is formed in the left side of the air cavity, the middle part of the communicating groove is communicated with the middle part of the communicating channel, the outer wall of the sliding block is in sliding connection with the inner wall of the communicating groove, a T-shaped channel is formed in the right side of the sliding block, a first check valve is arranged inside the T-shaped channel, the input side of the first check valve is the right side, the outer wall of the threaded block is fixedly connected with the inner wall of the T-shaped channel, the inner wall of the threaded block is in threaded connection with the outer wall of the threaded rod, the outer wall of the right side of the threaded rod is in a square structure, the outer wall of the right side of the threaded rod is in sliding connection with the inner wall of the square barrel, the outer wall of the square barrel is rotatably connected with the inner wall of the fixed block through a clockwork spring, and the left end of the threaded rod is fixedly connected with the right side of the fan blade, the right end of the threaded rod is rotatably connected with the left side of the blocking block through a bearing.
Preferably, a connecting port is formed in the left side of the air cavity, a first pressure valve is arranged inside the connecting port, and the input side of the first pressure valve is the left side.
Preferably, the left end of the communication groove is communicated with the inside of the communication channel.
Preferably, the upper side of the gas storage box is provided with an opening.
The invention provides a flexible direct current transmission converter valve submodule operation test platform. The method has the following beneficial effects:
1. this flexible direct current transmission of electricity converter valve submodule piece operation test platform, when using with the inside messenger fixed slot that the plug injects fixed slot make the stopper push down the gas that makes the stopper downside through the stopper messenger, the stopper can kick-back when the recess of fixed slot moves the upside of stopper and breathe in the inside that the card advances the recess, seal the inside that the slider can make the gas of gas tank inside get into the sliding tray by pushing down simultaneously, make the shutoff board slide and seal the gas vent, make the stopper by the limiting position, make the plug can not break away from, reach the firm purpose of fixing the plug with fixed slot.
2. This flexible direct current transmission converter valve submodule piece operation test platform, the inside gas of air cavity takes place quick inflation when taking place the burning, makes exhaust mechanism promoted, makes exhaust mechanism go up T word passageway and will communicate the passageway and break away from the closure, makes the gas discharge of closed slider downside, makes the shutoff board receive the elastic cord influence to reset, makes the gas of stopper downside can get rid of, and the plug of consequently being convenient for extracts fixed slot, reaches the purpose that can extract the plug smoothly when guaranteeing to take place the conflagration.
3. This test platform is examined in transportation of flexible direct current transmission converter valve submodule piece, can make first articulated arm remove to gas vent department when the shutoff board resets, make first articulated arm deflect downwards fast, make the left sheet metal of hammering ball striking, drive the inside that the pull rod blows the gasbag with the inside gas of gas storage box through the hose when making the deflection of second articulated arm, make the gasbag expand and promote the slip ring, make the sheet metal on shock bar striking right side, make the filth between the sheet metal shaken, prevent that the gas vent from blockking its exhaust by the earth filth at the in-process of long-term use.
4. This test platform is examined in operation of flexible direct current transmission converter valve submodule piece can exchange through pressure valve and check valve when the inside gas of air cavity daily exchanges, thereby the inside gas of air cavity expands rapidly and can make the flabellum rotatory drive the shutoff piece and carry out the shutoff to the right side of T word passageway when the conflagration breaing out to promote the slider and remove, reach the purpose that the air current exchange that daily seasonal variation arouses can not influence the stability of being connected of fixed slot and plug.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of a cross-sectional front view of the plug according to the present invention;
FIG. 3 is an enlarged view of A in FIG. 2 according to the present invention;
FIG. 4 is an enlarged view of B in FIG. 3 according to the present invention;
FIG. 5 is an enlarged view of C in FIG. 3 according to the present invention.
In the figure: the flexible direct current transmission converter valve submodule test platform comprises a flexible direct current transmission converter valve submodule test platform body 1, a fixing slot 2, a plug 3, a connecting pile 4, a line inlet pipe 5, a fixing mechanism 6, an air cavity 601, a 602 limiting block, a 603 spring, a 604 sealing sliding block, a 605 elastic sheet, a 606 connecting pipe, a 607 blocking plate, a 608 shock mechanism, a 609 exhaust mechanism, an 801 fixing groove, an 802 thin plate, a 803 first hinge rod, an 804 blocking block, a 805 second hinge rod, a 806 hammer ball, a 807 bent rod, a 808 air storage box, a 809 pull rod, a 810 hose, a fixing ring 811, a 812 air bag, a 813 sliding ring, a 814 shock rod, a 901 sliding block, a 902 threaded block, a 903 threaded rod, 904 fan blades, 905 blocking blocks, 906 fixing blocks and a 907 square barrel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a flexible direct current transmission converter valve submodule operation test platform, including flexible direct current transmission converter valve submodule test platform body 1, flexible direct current transmission converter valve submodule test platform body 1's left side fixedly connected with fixing slot 2, fixing slot 2's inside is pegged graft and is had plug 3, the left side fixedly connected with connection stake 4 of plug 3, the left end fixedly connected with inlet wire pipe 5 of connection stake 4, fixing slot 2's inside is provided with fixed establishment 6, the outer wall of plug 3 is located fixed establishment 6 and locates to be provided with the recess.
The fixing mechanism 6 comprises an air cavity 601, a limiting block 602, a spring 603, a closed sliding block 604, an elastic sheet 605, a connecting pipe 606, a blocking plate 607, a jarring mechanism 608 and an exhaust mechanism 609, the air cavity 601 is arranged on the right side inside the fixing slot 2, the exhaust mechanism 609 is arranged on the left side of the air cavity 601, a connecting port is formed in the left side of the air cavity 601, a first pressure valve is arranged inside the connecting port, the input side of the first pressure valve is the left side, the upper side of the outer wall of the limiting block 602 is in contact with a groove of the outer wall of the plug 3, the lower side of the limiting block 602 is in sliding connection with the inner wall of the fixing slot 2, an air hole is formed in the lower side of the limiting block 602, the lower side of the limiting block 602 is connected with the bottom of the inner wall of the fixing slot 2 through the spring 603, an air outlet is formed in the lower side of the inner wall of the fixing slot 2, an air groove is formed in the middle of the air outlet in the inside of the fixing slot 2, the outer wall of closed slider 604 and the inner wall sliding connection in gas groove, the lower surface of closed slider 604 passes through shell fragment 605 and is connected with the inside wall in gas groove, the right side intercommunication setting of connecting pipe 606 and sliding tray is passed through to the bottom in gas groove, the outer wall of shutoff board 607 and the inner wall sliding connection of sliding tray, the right side of shutoff board 607 is passed through the stretch cord and is connected with the right side of sliding tray, the inside of shutoff board 607 is provided with jarring mechanism 608, the intercommunication passageway has been seted up to the downside in gas groove, the lower extreme of intercommunication passageway and the downside intercommunication setting of fixed slot 2.
The knocking mechanism 608 comprises a fixing groove 801, a thin plate 802, a first hinge rod 803, a block 804, a second hinge rod 805, a hammering ball 806, a bent rod 807, a gas storage box 808, a pull rod 809, a hose 810, a fixing ring 811, an air bag 812, a sliding ring 813 and a knocking rod 814, wherein the fixing groove 801 is arranged on the side wall of the exhaust port, the outer wall of the thin plate 802 is fixedly connected to the right side of the inner wall of the fixing groove 801, the left end of the first hinge rod 803 is hinged to the inner wall of the block 607 through a torsion spring, the lower side of the first hinge rod 803 is fixedly connected to the outer wall of the block 804, the right end of the first hinge rod 803 is hinged to the left end of the second hinge rod 805 through a torsion spring, the right end of the hammering ball 806 is hinged to the outer wall of the hammering ball 806, the upper surface of the first hinge rod 803 is fixedly connected to the left end of the bent rod 807, the front side of the outer wall of the bent rod 807 is rotatably connected to the rear side of the gas storage box 808 through a bearing, the inner wall of the gas storage box 808 is slidably connected to the upper end of the pull rod 809, the lower extreme of pull rod 809 runs through gas storage box 808 and extends to the downside of gas storage box 808 and articulates the outer wall upside at second articulated pole 805, the upside of gas storage box 808 is the opening setting, the right side outer wall of knee 807 and the inner wall fixed connection of solid fixed ring 811, gu fixed ring 811's right side is passed through gasbag 812 and is connected with the left side of slip 813, the inner wall of slip 813 and the outer wall sliding connection of knee 807, the downside of gas storage box 808 is passed through the right side intercommunication setting of hose 810 with gasbag 812, the right side of slip 813 and the left end fixed connection of shock rod 814.
The exhaust mechanism 609 comprises a sliding block 901, a threaded block 902, a threaded rod 903, a fan blade 904, a blocking block 905, a fixed block 906 and a square cylinder 907, wherein a communicating groove is formed in the left side of an air cavity 601, the middle part of the communicating groove is communicated with the middle part of a communicating channel, the left end of the communicating groove is communicated with the inside of the communicating channel, the outer wall of the sliding block 901 is in sliding connection with the inner wall of the communicating groove, a T-shaped channel is formed in the right side of the sliding block 901, a first check valve is arranged inside the T-shaped channel, the input side of the first check valve is the right side, the outer wall of the threaded block 902 is fixedly connected with the inner wall of the T-shaped channel, the inner wall of the threaded block 902 is in threaded connection with the outer wall of the threaded rod 903, the outer wall of the right side of the threaded rod 903 is in a square structure, the outer wall of the right side of the threaded rod 903 is in sliding connection with the inner wall of the square cylinder 907, the outer wall of the square cylinder 907 is rotatably connected with the inner wall of the fixed block 906 through a clockwork spring, the left end of the threaded rod 903 is fixedly connected with the right side of the fan blade 904, the right end of the threaded rod 903 is rotatably connected to the left side of the block 905 by a bearing.
When in use, the plug 3 is inserted into the fixed slot 2, the fixed slot 2 presses the limit block 602 downwards through the limit block 602 to discharge the gas on the lower side of the limit block 602, when the groove of the fixed slot 2 moves to the upper side of the limit block 602, the limit block 602 rebounds and inhales gas to clamp the upper side of the limit block 602 into the groove, the closed slider 604 is pressed downwards to enable the gas in the gas groove to enter the inside of the sliding groove, the blocking plate 607 slides to close the exhaust port, the elastic rope is stretched and deformed to enable the limit block 602 not to exhaust downwards and descend, the position is limited, the plug 3 can not be separated, the purpose of stably fixing the plug 3 and the fixed slot 2 is achieved, when combustion occurs, the gas in the gas cavity 601 rapidly expands, the gas is rapidly discharged through the T-shaped channel on the slider 901 to enable the fan blade 904 to rotate, and the fan blade 904 is in threaded connection with the threaded block 902, therefore, the threaded rod 903 is driven to move leftwards, and simultaneously, because the inner wall of the square barrel 907 is square and is in sliding connection with the right side of the threaded rod 903, the square barrel 907 can rotate, a clockwork spring between the square barrel 907 and the fixed block 906 is tightened, when the threaded rod 903 moves leftwards, the blocking block 905 is driven to block the right side of the slider 901, gas in the air cavity 601 pushes the slider 901, a T-shaped channel in the exhaust mechanism 609 releases and blocks a communication channel, gas on the lower side of the block 604 is exhausted, the blocking plate 607 is reset under the influence of elastic ropes, when the blocking plate 607 is reset, the first hinge rod 803 is driven to move to an exhaust port, the first hinge rod 803 is quickly deflected downwards, and because the blocking block 804 supports the outer wall of the fixed groove 801, the hammer hitting ball 806 can deflect the second hinge rod 805 to hit the left thin plate 802 due to inertia, drive pull rod 809 when making second articulated pole 805 deflect and take out the inside of gasbag 812 with the inside gas of gas storage box 808 through hose 810, make gasbag 812 expand and promote slip ring 813, make the thin plate 802 on jar pole 814 striking right side, make the filth between the thin plate 802 shaken off, prevent that the gas vent from blockking its exhaust by earth filth in the in-process of long-term use, make the gas of stopper 602 downside can get rid of, be convenient for plug 3 extracts fixed slot 2, reach the purpose that can extract plug 3 smoothly when guaranteeing to take place the conflagration.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The utility model provides a flexible direct current transmission converter valve submodule piece operation test platform which characterized in that: including flexible direct current transmission converter valve submodule piece test platform body (1), the left side fixedly connected with fixing slot (2) of flexible direct current transmission converter valve submodule piece test platform body (1), the inside grafting of fixing slot (2) has plug (3), the left side fixedly connected with connection stake (4) of plug (3), the left end fixedly connected with inlet wire pipe (5) of connection stake (4), the inside of fixing slot (2) is provided with fixed establishment (6), the outer wall of plug (3) is located fixed establishment (6) and locates to be provided with the recess.
2. The flexible direct-current transmission converter valve submodule operation test platform according to claim 1, characterized in that: the fixing mechanism (6) comprises an air cavity (601), a limiting block (602), a spring (603), a sealing sliding block (604), an elastic sheet (605), a connecting pipe (606), a blocking plate (607), a shock mechanism (608) and an exhaust mechanism (609), the air cavity (601) is arranged on the right side of the inside of the fixing slot (2), the exhaust mechanism (609) is arranged on the left side of the air cavity (601), the upper side of the outer wall of the limiting block (602) is in contact with the groove of the outer wall of the plug (3), the lower side of the limiting block (602) is in sliding connection with the inner wall of the fixing slot (2), the lower side of the limiting block (602) is provided with an air hole, the lower side of the limiting block (602) is connected with the bottom of the inner wall of the fixing slot (2) through the spring (603), the lower side of the fixing slot (2) is provided with an air outlet, and the right side of the inner wall of the fixing slot (2) is provided with an air groove, the inside of fixed slot (2) is located the gas vent middle part and has seted up the sliding tray, the outer wall of closed slider (604) and the inner wall sliding connection in gas groove, the lower surface of closed slider (604) passes through shell fragment (605) and is connected with the inside wall in gas groove, the bottom in gas groove is passed through connecting pipe (606) and is set up with the right side intercommunication in sliding tray, the outer wall of shutoff board (607) and the inner wall sliding connection in sliding tray, the right side of shutoff board (607) is passed through the stretch cord and is connected with the right side in sliding tray, the inside of shutoff board (607) is provided with jarring mechanism (608), the intercommunication passageway has been seted up to the downside in gas groove, the lower extreme of intercommunication passageway sets up with the downside intercommunication of fixed slot (2).
3. The flexible direct-current transmission converter valve submodule operation test platform according to claim 2, characterized in that: the knocking mechanism (608) comprises a fixing groove (801), a thin plate (802), a first hinged rod (803), a blocking block (804), a second hinged rod (805), a hammering ball (806), a bent rod (807), a gas storage box (808), a pull rod (809), a hose (810), a fixing ring (811), an air bag (812), a sliding ring (813) and a knocking rod (814), wherein the fixing groove (801) is formed in the side wall of the exhaust port, the outer wall of the thin plate (802) is fixedly connected to the right side of the inner wall of the fixing groove (801), the left end of the first hinged rod (803) is hinged to the inner wall of the blocking plate (607) through a torsion spring, the lower side of the first hinged rod (803) is fixedly connected with the outer wall of the blocking block (804), the right end of the first hinged rod (803) is hinged to the left end of the second hinged rod (805) through a torsion spring, and the right end of the hammering ball (806) is hinged to the outer wall of the hammering ball (806), the upper surface of the first hinge rod (803) is fixedly connected with the left end of the bent rod (807), the front side of the outer wall of the bent rod (807) is rotationally connected with the rear side of the gas storage box (808) through a bearing, the inner wall of the gas storage box (808) is connected with the upper end of a pull rod (809) in a sliding way, the lower end of the pull rod (809) penetrates through the gas storage box (808) and extends to the lower side of the gas storage box (808) to be hinged to the upper side of the outer wall of the second hinge rod (805), the outer wall of the right side of the bent rod (807) is fixedly connected with the inner wall of the fixed ring (811), the right side of the fixed ring (811) is connected with the left side of the sliding ring (813) through an air bag (812), the inner wall of the sliding ring (813) is connected with the outer wall of the bent rod (807) in a sliding way, the lower side of the gas storage box (808) is communicated with the right side of the air bag (812) through a hose (810), the right side of the sliding ring (813) is fixedly connected with the left end of the shock rod (814).
4. The flexible direct-current transmission converter valve submodule operation test platform according to claim 2, characterized in that: the exhaust mechanism (609) comprises a sliding block (901), a threaded block (902), a threaded rod (903), fan blades (904), a blocking block (905), a fixed block (906) and a square barrel (907), wherein a communicating groove is formed in the left side of the air cavity (601), the middle part of the communicating groove is communicated with the middle part of the communicating channel, the outer wall of the sliding block (901) is in sliding connection with the inner wall of the communicating groove, a T-shaped channel is formed in the right side of the sliding block (901), a first check valve is arranged inside the T-shaped channel, the input side of the first check valve is the right side, the outer wall of the threaded block (902) is fixedly connected with the inner wall of the T-shaped channel, the inner wall of the threaded block (902) is in threaded connection with the outer wall of the threaded rod (903), the outer wall of the right side of the threaded rod (903) is in a square structure, and the outer wall of the right side of the threaded rod (903) is in sliding connection with the inner wall of the square barrel (907), the outer wall of the square barrel (907) is rotatably connected with the inner wall of the fixed block (906) through a clockwork spring, the left end of the threaded rod (903) is fixedly connected with the right side of the fan blade (904), and the right end of the threaded rod (903) is rotatably connected with the left side of the blocking block (905) through a bearing.
5. The flexible direct-current transmission converter valve submodule operation test platform according to claim 2, characterized in that: a connecting port is formed in the left side of the air cavity (601), a first pressure valve is arranged inside the connecting port, and the input side of the first pressure valve is the left side.
6. The flexible direct-current transmission converter valve submodule operation test platform according to claim 4, characterized in that: the left end of the communicating groove is communicated with the inside of the communicating channel.
7. The flexible direct-current transmission converter valve submodule operation test platform according to claim 3, characterized in that: the upper side of the gas storage box (808) is provided with an opening.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111386844.0A CN114113842B (en) | 2021-11-22 | 2021-11-22 | Flexible direct-current transmission converter valve submodule operation test platform |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111386844.0A CN114113842B (en) | 2021-11-22 | 2021-11-22 | Flexible direct-current transmission converter valve submodule operation test platform |
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| CN114113842A true CN114113842A (en) | 2022-03-01 |
| CN114113842B CN114113842B (en) | 2023-10-27 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| Publication number | Publication date |
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| CN114113842B (en) | 2023-10-27 |
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