CN115025437A - Connection structure and extra-high voltage converter station fire extinguishing system performance detection device - Google Patents
Connection structure and extra-high voltage converter station fire extinguishing system performance detection device Download PDFInfo
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- CN115025437A CN115025437A CN202210509625.5A CN202210509625A CN115025437A CN 115025437 A CN115025437 A CN 115025437A CN 202210509625 A CN202210509625 A CN 202210509625A CN 115025437 A CN115025437 A CN 115025437A
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- 238000001514 detection method Methods 0.000 title claims abstract description 52
- 230000005540 biological transmission Effects 0.000 claims abstract description 24
- 238000003825 pressing Methods 0.000 claims abstract description 21
- 239000007788 liquid Substances 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 7
- 238000003780 insertion Methods 0.000 abstract description 39
- 230000037431 insertion Effects 0.000 abstract description 39
- 238000009434 installation Methods 0.000 description 17
- 239000006260 foam Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 239000012141 concentrate Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/50—Testing or indicating devices for determining the state of readiness of the equipment
-
- 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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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire Alarms (AREA)
Abstract
The invention discloses a connection structure and a performance detection device for a fire extinguishing system of an extra-high voltage converter station, which comprise a mounting plate, a clamping structure and an insertion rod, wherein the mounting plate is provided with a clamping groove and an insertion groove, and the clamping groove is communicated with the insertion groove; the clamping structure comprises a button, a pressing spring, a push rod and a pressing plate, the button is connected with the mounting plate through the pressing spring, one end of the push rod is connected with the button, and the other end of the push rod penetrates through the mounting plate and extends into the clamping groove and is connected with the pressing plate; the inserted bar includes the body of rod, transmission spring and bolt, and the body of rod is inserted and is established in the slot, is provided with the mounting groove on the body of rod, and the notch of mounting groove sets up towards the direction of draw-in groove, and transmission spring and mounting groove inner wall connection are passed through to bolt one end, and the other end sets up towards the notch direction of mounting groove, causes the bolt can the joint to be in the draw-in groove. The connecting structure has the advantages that the connecting structure can quickly realize the disassembly and the assembly of the detection device, and the detection device is convenient to maintain or replace.
Description
Technical Field
The invention relates to the technical field of fire fighting equipment, in particular to a connection structure and a performance detection device for an extra-high voltage converter station fire extinguishing system.
Background
The extra-high voltage converter station is an important component of a power grid and carries on a transregional power transmission task across the country. The safe and stable operation of the extra-high voltage converter station is ensured, and the method has important significance for social production, life and social stability. For example, the chinese patent publication No. CN111790089A discloses a fire extinguishing system and method for operating an extra-high voltage converter station, and an extra-high voltage converter station, which can provide a fire extinguishing system capable of completely covering a converter transformer fire hazard range on the premise of not damaging the structure of the converter station, and is suitable for operating an extra-high voltage converter station. A converter transformer in an extra-high voltage converter station belongs to large-scale oil-containing equipment, the oil content of the transformer in single equipment exceeds 130 tons, and a foam fire-fighting system is a more commonly used extra-high voltage converter station fire-fighting system. The fire-fighting system safety of the extra-high voltage converter station is very important, and the stability of the fire-fighting system of the extra-high voltage converter station needs to be subjected to irregular conventional detection by using a detection device, so that accidents are prevented from occurring when the fire-fighting system is used, and irreversible damage is prevented.
In daily operation, the detection device needs to be maintained or replaced, but the existing detection device is complex and cumbersome in installation mode, and the detection device is inconvenient to assemble and disassemble.
Disclosure of Invention
The invention aims to solve the technical problem of how to facilitate the disassembly and assembly of a detection device.
In order to solve the technical problems, the invention provides the following technical scheme:
a connecting structure comprises a mounting plate, a clamping structure and an inserting rod, wherein a clamping groove and an inserting groove are formed in the mounting plate and are communicated with each other;
the clamping structure comprises a button, a pressing spring, a push rod and a pressing plate, the button is connected with the mounting plate through the pressing spring, one end of the push rod is connected with the button, and the other end of the push rod penetrates through the mounting plate and extends into the clamping groove and is connected with the pressing plate;
the inserted bar includes the body of rod, transmission spring and bolt, the body of rod is inserted and is established in the slot, be provided with the mounting groove on the body of rod, the notch of mounting groove sets up towards the direction of draw-in groove, transmission spring and mounting groove inner wall connection are passed through to bolt one end, and the other end sets up towards the notch direction of mounting groove, causes the bolt can the joint be in the draw-in groove.
Before the insertion rod is installed, the insertion rod is abutted against the bolt to compress the transmission spring, so that the bolt extends into the installation groove, then the rod body is inserted into the slot, and when the installation groove moves to the position of the clamping groove, the insertion rod extends into the clamping groove under the elastic action of the transmission spring, so that the insertion rod is clamped on the installation plate, and the detection device is fixed; when detection device need dismantle, press the button promotes through the push rod and presses the clamp plate towards the bolt motion to drive the bolt and move to the mounting groove, break away from the back when bolt and draw-in groove, direct upwards move detection device, drive the inserted bar and shift up, accomplish detection device's dismantlement, this connection structure can realize the dismouting to detection device fast, is convenient for maintain or change detection device.
Preferably, the side surface of the mounting plate is provided with a groove, and the button is connected with the inner wall of the groove through a pressing spring.
Preferably, one end of the bolt, which is far away from the transmission spring, is provided with an inclined opening inclined towards the direction of the transmission spring.
Preferably, the length of the mounting groove is greater than the sum of the length of the bolt and the length of the transmission spring compressed to the shortest.
Preferably, the depth of the clamping groove, the depth of the mounting groove and the height of the plug pin are the same.
Preferably, a plurality of support columns are fixed at the bottom of the mounting plate.
Preferably, a support plate is fixed at the bottom of the support column.
Preferably, the invention also provides a device for detecting the performance of the fire extinguishing system of the extra-high voltage converter station by adopting the connection structure, which comprises a detection device body and the connection structure, wherein the detection device body is fixed at the top of the inserted rod of the connection structure;
the detection device body comprises a box body, a sliding block, a driving motor, a gear, a movable plate, a rack, a fixed seat, a measuring cup, a pressure sensor and a liquid level sensor, wherein the sliding block capable of moving inside the box body is arranged inside the box body, the driving motor is further fixed inside the box body, the output end of the driving motor is connected with the gear, one end of the movable plate is fixed on the sliding block, the rack meshed with the gear is fixed at the bottom of the other end of the movable plate, the top of the movable plate is provided with the fixed seat, the measuring cup is arranged on the fixed seat, the pressure sensor is further arranged between the measuring cup and the fixed seat, and the liquid level sensor is arranged inside the measuring cup.
Preferably, a display screen is further fixed in the box body, and the display screen is electrically connected with the pressure sensor and the liquid level sensor.
Preferably, a sealing door is mounted on the box body, and a door handle is fixed on the sealing door.
Compared with the prior art, the invention has the beneficial effects that:
before the insertion rod is installed, the insertion rod is firstly abutted against the insertion pin to compress the transmission spring, so that the insertion pin extends into the installation groove, then the rod body is inserted into the insertion groove, when the installation groove moves to the position of the clamping groove, the insertion pin extends into the clamping groove under the elastic action of the transmission spring, the insertion rod is clamped on the installation plate, and the detection device is further fixed; when detection device need be dismantled, press down the button promotes through the push rod and presses the clamp plate towards the bolt motion to drive the bolt and move to the mounting groove, break away from the back when bolt and draw-in groove, directly upwards remove detection device, drive the inserted bar and shift up, accomplish detection device's dismantlement, this connection structure can realize the dismouting to detection device fast, is convenient for maintain or change detection device.
Drawings
Fig. 1 is a schematic structural diagram of a connection structure according to a first embodiment of the invention;
FIG. 2 is an enlarged view of A in FIG. 1;
FIG. 3 is a schematic structural diagram according to a second embodiment of the present invention;
FIG. 4 is a left side view of a second embodiment of the present invention;
fig. 5 is a schematic structural diagram of a second detection device body according to an embodiment of the invention.
Detailed Description
In order to facilitate the understanding of the technical solutions of the present invention for those skilled in the art, the technical solutions of the present invention will be further described with reference to the drawings attached to the specification.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless explicitly stated or limited otherwise, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
Example one
Referring to fig. 1 and 2, this embodiment discloses a connection structure, including mounting panel 1, joint structure 2 and inserted bar 3, draw-in groove 11, slot 12 have been seted up on the mounting panel 1, draw-in groove 11 and slot 12 intercommunication set up, recess 13 has been seted up to the mounting panel side, the mounting panel bottom is fixed with a plurality of support columns 4, increases the stability of mounting panel 1 through support column 4, and is further, the bottom of support column 4 is fixed with backup pad 5, increases the stability of support column 4 through backup pad 5.
The clamping structure 2 comprises a button 21, a pressing spring 22, a push rod 23 and a pressing plate 24, the button 21 is connected with the inner wall of the groove 13 through the pressing spring 22, one end of the push rod 23 is connected with the button 21, and the other end of the push rod penetrates through the mounting plate 1 to stretch into the clamping groove 11 and is connected with the pressing plate 24.
The driving spring 32 one end is kept away from to bolt 33 is equipped with the bevel connection towards the slope of driving spring 32 direction, and is concrete, the vertical cross-section of bolt 33 is right angle trapezoidal form, and the right-angle side of bolt 33 is connected with driving spring 32, in the higher authority partly stretches into draw-in groove 11 of bolt 33, partly sets up in mounting groove 311, causes inserted bar 3 joint on mounting panel 1.
Specifically, before the insertion rod 3 is installed, the insertion rod 33 is firstly abutted and pressed to compress the transmission spring 32, so that the insertion rod 33 extends into the installation groove 311, then the rod body 31 is inserted into the insertion groove 12, when the installation groove 311 moves to the position of the clamping groove 11, under the elastic action of the transmission spring 32, the insertion rod 33 extends into the clamping groove 11, the insertion rod 3 is clamped on the installation plate 1, and then the detection device is fixed, when the detection device needs to be disassembled, the button 21 is pressed, the pressing plate 24 is pushed by the push rod 23 to move towards the insertion rod 33, and the insertion rod 33 is driven to move towards the installation groove 311, when the upper edge of the insertion rod 33 is separated from the clamping groove 11, the detection device is directly moved upwards to drive the insertion rod 3 to move upwards, because the inclined opening of the insertion rod 33 is arranged, the insertion rod 33 can automatically separate from the clamping groove 11 and move into the installation groove 311 in the upward moving process of the insertion rod 3, and the disassembly of the detection device is completed, this connection structure can realize the dismouting to detection device fast, is convenient for maintain or change detection device.
Further, the length of the mounting groove 311 is greater than the sum of the length of the bolt 33 and the length of the shortest compressed length of the transmission spring 32, so that the bolt 33 can be completely pressed in the mounting groove 311, and the rod body 31 can be inserted into the slot 12.
Further, draw-in groove 11 degree of depth, mounting groove 311 degree of depth and bolt 33 highly the same for bolt 33 can be stably laminated in draw-in groove 11 and mounting groove 311, prevents that bolt 33 from rocking in draw-in groove and mounting groove 311, and then has guaranteed the stability of the detection device who is connected with inserted bar 3.
The working principle of the embodiment is as follows: before the insertion rod 3 is installed, the insertion pin 33 is firstly abutted and pressed to compress the transmission spring 32, so that the insertion pin 33 extends into the installation groove 311, then the rod body 31 is inserted into the slot 12, when the installation groove 311 moves to the position of the slot 11, the insertion pin 33 extends into the slot 11 under the elastic action of the transmission spring 32, the insertion rod 3 is clamped on the installation plate 1, and then the detection device is fixed, when the detection device needs to be disassembled, the button 21 is pressed, the pressing plate 24 is pushed by the push rod 23 to move towards the insertion pin 33, and the insertion pin 33 is driven to move towards the installation groove 311, when the upper edge of the insertion pin 33 is separated from the slot 11, the detection device is directly moved upwards to drive the insertion rod 3 to move upwards, because the bevel opening of the insertion pin 33, the insertion pin 33 can automatically separate from the slot 11 and move into the installation groove 311 in the upward moving process of the insertion rod 3, and the disassembly of the detection device is completed, at the same time, the push button 21 is released, and the push button 21 is restored to the original position by the pressing spring 22.
Example two
Referring to fig. 3 to 5, the embodiment further discloses a performance detection device for the fire extinguishing system of the extra-high voltage converter station, which comprises a detection device body 6 and a connection structure, wherein the detection device body 6 is fixed on the top of the inserted rod 3 of the connection structure, and the detection device body 6 is convenient to disassemble and assemble through connection with the inserted rod 3, so that the detection device is convenient to maintain or replace.
The detection device body 6 comprises a box body 61, a slide block 62, a driving motor 63, a gear 64, a movable plate 65, a rack 66, a fixed seat 67, a measuring cup 68, a pressure sensor (not marked in the figure), a liquid level sensor (not marked in the figure) and a display screen 69, wherein the bottom of the box body 61 is fixed at the top of the inserted link 3 of the connection structure, the slide block 62 capable of moving in the box body 61 is arranged in the box body 61, the driving motor 63 is further fixed in the box body 61, the output end of the driving motor 63 is connected with the gear 64, one end of the movable plate 65 is fixed on the slide block 62, the rack 66 meshed with the gear 64 is fixed at the bottom of the other end of the movable plate 65, the fixed seat 67 is arranged at the top of the movable plate 65, the measuring cup 68 is arranged on the fixed seat 67, the pressure sensor is further arranged between the measuring cup 68 and the fixed seat 67, and the liquid level sensor is arranged in the measuring cup 68, and a display screen 69 is further fixed in the box body 61, and the display screen 69 is electrically connected with the pressure sensor and the liquid level sensor and is used for displaying data measured by the pressure sensor and the liquid level sensor.
A sealing door 611 is installed on the case 61, and a door handle 612 is fixed to the sealing door 611.
Specifically, the sealing door 611 is opened, the driving motor 63 is started to drive the gear 64 to rotate, the gear 64 is meshed with the rack 66, the sliding block 62 capable of moving inside the box body 61 is arranged, the moving plate 65 is further driven to move towards the outside of the box body 61, foam sprayed by the field fire extinguishing system is sampled and put into the measuring cup 68, the weight of the foam concentrate is detected through the pressure sensor, the depth of the foam is measured through the liquid level sensor, the volume of the foam concentrate is calculated, the foaming rate can be calculated through the weight and the volume of the foam concentrate, and the detection is very convenient.
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, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
The above-mentioned embodiments only represent embodiments of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the concept of the present invention, and these embodiments are all within the protection scope of the present invention.
Claims (10)
1. A connecting structure characterized in that: the clamping structure comprises a mounting plate, a clamping structure and an inserting rod, wherein a clamping groove and an inserting groove are formed in the mounting plate, and the clamping groove is communicated with the inserting groove;
the clamping structure comprises a button, a pressing spring, a push rod and a pressing plate, the button is connected with the mounting plate through the pressing spring, one end of the push rod is connected with the button, and the other end of the push rod penetrates through the mounting plate and extends into the clamping groove and is connected with the pressing plate;
the inserted bar includes the body of rod, transmission spring and bolt, the body of rod is inserted and is established in the slot, be provided with the mounting groove on the body of rod, the notch of mounting groove sets up towards the direction of draw-in groove, transmission spring and mounting groove inner wall connection are passed through to bolt one end, and the other end sets up towards the notch direction of mounting groove, causes the bolt can the joint be in the draw-in groove.
2. A connecting structure according to claim 1, wherein: the side surface of the mounting plate is provided with a groove, and the button is connected with the inner wall of the groove through a pressing spring.
3. A connecting structure according to claim 1, wherein: and one end of the bolt, which is far away from the transmission spring, is provided with an inclined opening inclined towards the direction of the transmission spring.
4. A connecting structure according to claim 1, wherein: the length of the mounting groove is larger than the sum of the length of the bolt and the length of the shortest compressed length of the transmission spring.
5. A connecting structure according to claim 1, wherein: the depth of the clamping groove, the depth of the mounting groove and the height of the bolt are the same.
6. A connecting structure according to claim 1, wherein: and a plurality of supporting columns are fixed at the bottom of the mounting plate.
7. A connecting structure according to claim 6, wherein: and a supporting plate is fixed at the bottom of the supporting column.
8. The performance detection device for the extra-high voltage converter station fire extinguishing system adopting the connection structure of any one of claims 1 to 7 is characterized in that: the detection device comprises a detection device body and a connecting structure, wherein the detection device body is fixed at the top of an inserted rod of the connecting structure;
the detection device body comprises a box body, a sliding block, a driving motor, a gear, a movable plate, a rack, a fixed seat, a measuring cup, a pressure sensor and a liquid level sensor, wherein the sliding block capable of moving inside the box body is arranged inside the box body, the driving motor is further fixed inside the box body, the output end of the driving motor is connected with the gear, one end of the movable plate is fixed on the sliding block, the rack meshed with the gear is fixed at the bottom of the other end of the movable plate, the top of the movable plate is provided with the fixed seat, the measuring cup is arranged on the fixed seat, the pressure sensor is further arranged between the measuring cup and the fixed seat, and the liquid level sensor is arranged inside the measuring cup.
9. The device for detecting the performance of the fire extinguishing system of the extra-high voltage converter station according to claim 8, characterized in that: and a display screen is further fixed in the box body and electrically connected with the pressure sensor and the liquid level sensor.
10. The device for detecting the performance of the fire extinguishing system of the extra-high voltage converter station according to claim 9, is characterized in that: the box body is provided with a sealing door, and a door handle is fixed on the sealing door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210509625.5A CN115025437A (en) | 2022-05-11 | 2022-05-11 | Connection structure and extra-high voltage converter station fire extinguishing system performance detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210509625.5A CN115025437A (en) | 2022-05-11 | 2022-05-11 | Connection structure and extra-high voltage converter station fire extinguishing system performance detection device |
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|---|---|
| CN115025437A true CN115025437A (en) | 2022-09-09 |
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| CN202210509625.5A Pending CN115025437A (en) | 2022-05-11 | 2022-05-11 | Connection structure and extra-high voltage converter station fire extinguishing system performance detection device |
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Citations (7)
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2022
- 2022-05-11 CN CN202210509625.5A patent/CN115025437A/en active Pending
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| CN207769004U (en) * | 2017-12-20 | 2018-08-28 | 福建迎盛消防科技有限公司 | A kind of fire hydrant box of built-in gear rack drives formula Fire branch |
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Application publication date: 20220909 |