CN114235258A - Steel structure stress early warning device - Google Patents
Steel structure stress early warning device Download PDFInfo
- Publication number
- CN114235258A CN114235258A CN202111258469.1A CN202111258469A CN114235258A CN 114235258 A CN114235258 A CN 114235258A CN 202111258469 A CN202111258469 A CN 202111258469A CN 114235258 A CN114235258 A CN 114235258A
- Authority
- CN
- China
- Prior art keywords
- trigger
- cavity
- steel structure
- plate
- sliding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 72
- 239000010959 steel Substances 0.000 title claims abstract description 72
- 238000001125 extrusion Methods 0.000 claims abstract description 31
- 239000007788 liquid Substances 0.000 claims abstract description 29
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 238000003825 pressing Methods 0.000 claims description 13
- 230000006835 compression Effects 0.000 claims description 11
- 238000007906 compression Methods 0.000 claims description 11
- 230000005389 magnetism Effects 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- 238000013461 design Methods 0.000 abstract description 3
- 230000003014 reinforcing effect Effects 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 9
- 230000009471 action Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 3
- 210000001503 joint Anatomy 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000002444 silanisation Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/24—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for determining value of torque or twisting moment for tightening a nut or other member which is similarly stressed
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The invention belongs to the technical field of steel structures, and particularly relates to a steel structure stress early warning device which comprises a shell, wherein an extrusion cavity, a trigger cavity and a containing groove are formed in the shell, a trigger mechanism is arranged in the trigger cavity, a liquid discharge pipe matched with the trigger mechanism is fixedly arranged between the extrusion cavity and the trigger cavity, a pressure opening and closing mechanism is arranged in the liquid discharge pipe, the upper end of the liquid discharge pipe is fixedly communicated with an air bag, and clean water is injected into the air bag. According to the invention, when the steel structure node is deformed, the alarm lamp can automatically slide out of the accommodating groove to warn, and the three-color lamp is designed, so that the device can enable the corresponding alarm lamp to be lightened according to the specific deformation condition, and further, workers can conveniently judge according to the color of the lightened lamp, and the deformation state of the steel structure node avoids the complexity of manual detection, and further, a user can conveniently design a corresponding reinforcing scheme.
Description
Technical Field
The invention belongs to the technical field of steel structures, and particularly relates to a steel structure stress early warning device.
Background
The steel structure is a structure formed by steel materials, is one of main building structure types, and mainly comprises steel beams, steel columns, steel trusses and other members made of section steel, steel plates and the like, and adopts rust removal and prevention processes such as silanization, pure manganese phosphating, washing drying, galvanization and the like, all the members or parts are usually connected by welding lines, bolts or rivets, and the steel structure is easy to rust because of light dead weight and simple and convenient construction, is widely applied to the fields of large-scale factory buildings, venues, super-high buildings and the like, and is generally required to remove rust, plate zinc or paint, and is required to be regularly maintained.
At present, steel itself is limited because corrosion resistance can, consequently among its long-term use, especially to stride the shaped steel structure frame greatly, can be under the effect of some crushing forces, make the node of steel construction produce certain deformation, then can arouse collapsing of the steel structure body when deformation exceeds corresponding limit, cause casualties and loss of property, consequently, in order to guarantee the firm of steel construction, often need regularly artifical some key nodes to the steel construction to inspect, so that in time consolidate, but the manual work detects comparatively loaded down with trivial details, and to some high nodes, it detects to need the manual work to scramble, make the testing process have certain potential safety hazard.
Therefore, a steel structure stress early warning device is provided to solve the problems.
Disclosure of Invention
The invention aims to solve the problems and provides a steel structure stress early warning device.
In order to achieve the purpose, the invention adopts the following technical scheme: a steel structure stress early warning device comprises a shell, wherein an extrusion cavity, a trigger cavity and a containing groove are arranged on the shell, a trigger mechanism is arranged in the trigger cavity, a liquid discharge pipe matched with the trigger mechanism is fixedly arranged between the extrusion cavity and the trigger cavity, a pressure opening and closing mechanism is arranged in the liquid discharge pipe, the upper end of the liquid discharge pipe is fixedly communicated with an air bag, clear water is injected into the air bag, two pressing plates matched with the air bag are arranged in the extrusion cavity in a sliding manner, one end of each pressing plate is fixedly connected with an extrusion arm, one end of the extrusion arm penetrates through the shell, an electromagnetic plate electrically connected with the trigger mechanism is embedded in the accommodating groove, and the electromagnetic plate is fixedly connected with a permanent magnetic plate through a plurality of reset springs, the permanent magnetic plate is connected with the accommodating groove in a sliding way, and the lower end of the permanent magnet plate is fixedly provided with a green alarm lamp, a yellow alarm lamp and a red alarm lamp.
In foretell steel construction stress early warning device, trigger mechanism includes slide, slider, smooth chamber, conducting block, first trigger electric piece, second trigger electric piece and third trigger electric piece, the slide is sealed to slide and is set up in triggering the chamber, and a plurality of extension springs of fixedly connected with between the inner wall in slide and trigger chamber, the slider is fixed to be set up on the slide, the interior bottom surface in chamber is seted up and is triggered to smooth chamber, and the slider passes through conducting block and smooth chamber sliding connection, first trigger electric piece, second trigger electric piece and third trigger electric piece top-down inlay in proper order on locating one side inner wall in smooth chamber, first trigger electric piece, second trigger electric piece and third trigger electric piece respectively with green alarm lamp, yellow alarm lamp and red alarm lamp electric connection.
In the steel structure stress early warning device, the pressure opening and closing mechanism is composed of a closing plate and a compression spring, the closing plate is rotatably arranged in the liquid discharge pipe, the closing plate can close the liquid discharge pipe, and the closing plate is fixedly connected with the inner wall of the liquid discharge pipe through the compression spring.
In the steel structure stress early warning device, the casing is fixedly connected with a telescopic rod, and the upper end of the telescopic rod is fixedly connected with a permanent magnet.
In the steel structure stress early warning device, the shell is provided with the opening and closing door matched with the extrusion cavity, the air bag is fixedly communicated with a threaded pipe, and the threaded pipe is in threaded communication with the liquid discharge pipe.
In the steel structure stress early warning device, a power supply cavity is formed in the shell, a storage battery is arranged in the power supply cavity, and a threaded cover is connected to the power supply cavity in a threaded mode.
In foretell steel construction stress early warning device, the one end fixedly connected with buffer board of casing is kept away from to the extrusion arm, and the buffer board is through a plurality of buffer spring fixedly connected with fixed plates, threaded connection has two bolts on the fixed plate.
In foretell steel construction stress early warning device, sliding connection has two gag lever posts on the buffer board, and the one end and the fixed plate fixed connection of gag lever post.
In foretell steel construction stress early warning device, fixedly connected with and the drain pipe that triggers the chamber and be linked together on the casing, and be provided with the valve on the drain pipe.
Compared with the prior art, the invention has the beneficial effects that: through the two extrusion arms, when the steel structure node is deformed, the two extrusion arms extrude the corresponding pressing plates to slide, so that the two pressing plates extrude the air bag to drain water, under the action of water pressure, the conductive block can slide down in the sliding cavity, the more serious the deformation of the steel structure node is, the larger the extrusion force of the air bag is, the more the drainage is, the more the sliding distance of the conductive block is increased, and according to the sliding distance of the conductive block, the conductive block can be in butt joint with the first trigger electric sheet, the second trigger electric sheet and the third trigger electric sheet in sequence, so that the green alarm lamp, the yellow alarm lamp and the red alarm lamp can be automatically lightened according to the deformation condition of the steel structure, a worker can conveniently judge that the deformation condition of the steel structure node is one of slight deformation, moderate deformation and severe deformation, and then the worker can conveniently set a corresponding reinforcement scheme according to the deformation condition, through the groove of accomodating that sets up, can accomodate each warning light for under normal conditions, avoid dust contact warning light, through the electromagnetic plate that sets up, can start the back at trigger mechanism, make electromagnetic plate automatic circular telegram produce magnetism and repel permanent magnetic plate, and then under the effect of repulsion, can make the automatic roll-off of warning light accomodate the groove and carry out the warning suggestion.
When the invention is used, firstly, the fixing plate is fixedly arranged on the steel rod at the node of the steel structure through each bolt, then, the telescopic rod is slid to ensure that the permanent magnet blocks extend out to be stably attracted with the metal at the node of the steel structure, so as to realize the limit of the shell, when the steel rods at the two sides of the node of the steel structure are extruded and deformed, the steel rods at the two sides can push the pressing plates to slide through the extruding arms, the two pressing plates can extrude the air bag after sliding to be close, the air bag can press water into the liquid discharge pipe under the action of the pressure, the closing plate can be stressed to rotate to extrude the compression spring under the action of the water pressure, so that the liquid discharge pipe is opened, the liquid discharge pipe can discharge clean water to the upper side of the sliding plate, under the action of the self weight of the water, the sliding plate can slide down to pull the extension spring, and the sliding block drives the conductive block to slide in the sliding cavity, when the steel structure is slightly deformed, the extrusion force of the air bag is smaller, and then make the clear water of discharging into in the trigger chamber less, and then make the distance that the conducting block slided down less, make the conducting block can with first trigger the electric piece butt joint, make green warning light, on the same way, when taking place moderate deformation, yellow warning light can light, when taking place severe deformation, red warning light can light, and simultaneously, along with, trigger mechanism's start, the electromagnetism board can circular telegram electromagnetic repulsion permanent magnetism board, under the effect of repulsion, permanent magnetism board can drive each warning light roll-off and accomodate the groove, so that the user observes the bright lamp condition of each warning light, and then the person of facilitating the use formulates corresponding reinforcement scheme according to the deformation condition.
In summary, the following steps: through the design of the invention, when the steel structure node is deformed, the alarm lamp can automatically slide out of the accommodating groove for warning, and the three-color lamp is designed, so that the device can enable the corresponding alarm lamp to be lightened according to the specific deformation condition, and further, a worker can conveniently judge the deformation state of the steel structure node according to the color of the lightened lamp, and further, a user can conveniently design a corresponding reinforcing scheme.
Drawings
FIG. 1 is a schematic overall structure diagram of a steel structure stress early warning device provided by the invention;
FIG. 2 is a schematic structural diagram of the steel structure stress early warning device and the butt joint of steel structure nodes provided by the invention;
FIG. 3 is a schematic structural diagram of a steel structure stress warning device according to the present invention;
FIG. 4 is an enlarged schematic view of the structure at A in FIG. 3;
fig. 5 is an enlarged schematic view of the structure at B in fig. 3.
In the figure: the device comprises a shell 1, a squeezing cavity 2, a triggering cavity 3, a containing groove 4, a triggering mechanism 5, a sliding plate 51, a sliding block 52, a sliding cavity 53, a conductive block 54, a first triggering electric sheet 55, a second triggering electric sheet 56, a third triggering electric sheet 57, a liquid discharge pipe 6, a pressure opening and closing mechanism 7, a closing plate 71, a compression spring 72, an air bag 8, a pressing plate 9, a squeezing arm 10, an electromagnetic plate 11, a reset spring 12, a green alarm lamp 13, a yellow alarm lamp 14, a red alarm lamp 15, a tension spring 16, a telescopic rod 17, a permanent magnet block 18, an opening and closing door 19, a threaded pipe 20, a power supply cavity 21, a storage battery 22, a threaded cover 23, a buffer plate 24, a buffer spring 25, a bolt 26, a limiting rod 27, a water discharge pipe 28, a valve 29, a permanent magnet plate 30, a fixing plate 31 and a steel structure node 32.
Detailed Description
The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.
As shown in fig. 1-5, a steel structure stress early warning device comprises a shell 1, wherein a telescopic rod 17 is fixedly connected to the shell 1, a permanent magnet 18 is fixedly connected to the upper end of the telescopic rod 17, the permanent magnet 18 can be attracted with metal on a steel structure, the shell 1 is fixed and limited, the telescopic length of the permanent magnet 18 can be adjusted by the aid of the telescopic rod 17, and the permanent magnet 18 is conveniently butted with the steel structure.
The extrusion cavity 2 is formed in the shell 1, the trigger cavity 3 and the accommodating groove 4 are formed in the shell 1, the drain pipe 28 communicated with the trigger cavity 3 is fixedly connected to the shell 1, the valve 29 is arranged on the drain pipe 28, water in the drain pipe 28 is convenient to drain in the trigger cavity 3 in the later period, the drain pipe 28 is convenient to open and close, the trigger mechanism 5 is arranged in the trigger cavity 3, the trigger mechanism 5 comprises a sliding plate 51, a sliding block 52, a sliding cavity 53, a conductive block 54, a first trigger electric sheet 55, a second trigger electric sheet 56 and a third trigger electric sheet 57, the sliding plate 51 is arranged in the trigger cavity 3 in a sealing and sliding mode, a plurality of extension springs 16 are fixedly connected between the sliding plate 51 and the inner wall of the trigger cavity 3, the sliding block 52 is fixedly arranged on the sliding plate 51, the inner bottom surface of the sliding cavity 3 is formed in the sliding cavity 53, the sliding block 52 is connected with the sliding cavity 53 in a sliding mode through the conductive block 54, the first trigger electric sheet 55, the second trigger electric sheet 56 and the third trigger electric sheet 57 are sequentially embedded on the inner wall of one side of the sliding cavity 53 from top to bottom in sequence The first triggering electric piece 55, the second triggering electric piece 56 and the third triggering electric piece 57 are respectively electrically connected with the green alarm lamp 13, the yellow alarm lamp 14 and the red alarm lamp 15, and through the matching of the arranged sliding plate 51 and the extension spring 16, the conductive block 54 can be butted with the first triggering electric piece 55, the second triggering electric piece 56 or the third triggering electric piece 57 according to the stress condition of the sliding plate 51.
The liquid discharge pipe 6 matched with the trigger mechanism 5 is fixedly arranged between the extrusion cavity 2 and the trigger cavity 3, the pressure opening and closing mechanism 7 is arranged in the liquid discharge pipe 6, the pressure opening and closing mechanism 7 is composed of a closing plate 71 and a compression spring 72, the closing plate 71 is rotatably arranged in the liquid discharge pipe 6, the closing plate 71 can close the liquid discharge pipe 6, the closing plate 71 is fixedly connected with the inner wall of the liquid discharge pipe 6 through the compression spring 72, through the matching of the closing plate 71 and the compression spring 72, the closing plate 71 can be in a normal state and can be kept in a closed state through the elastic force of the compression spring 72, when pressure is applied, the closing plate 71 can be automatically rotated to open the liquid discharge pipe 6, and the usability of the device is greatly facilitated.
The upper end of the liquid discharge pipe 6 is fixedly communicated with an air bag 8, clear water is injected into the air bag 8, two pressing plates 9 matched with the air bag 8 are arranged in an extrusion cavity 2 in a sliding mode, one end of each pressing plate 9 is fixedly connected with an extrusion arm 10, one end of each extrusion arm 10 penetrates through the shell 1, one end, far away from the shell 1, of each extrusion arm 10 is fixedly connected with a buffer plate 24, the buffer plates 24 are fixedly connected with a fixing plate 31 through a plurality of buffer springs 25, two bolts 26 are connected to the fixing plates 31 in a threaded mode, the fixing plates 31 and the bolts 26 are arranged, the extrusion arms 10 can be conveniently connected with steel rods of a steel structure, meanwhile, later-period disassembly is facilitated, certain buffer protection can be provided for the device through the matching of the arranged buffer plates 24 and the buffer springs 25, two limiting rods 27 are slidably connected to the buffer plates 24, one end of each limiting rod 27 is fixedly connected with the fixing plate 31, and the limiting rods 27 are arranged, the buffer plate 24 can be limited, and the buffer plate 24 is prevented from deviating.
An electromagnetic plate 11 electrically connected with the trigger mechanism 5 is embedded in the accommodating groove 4, the electromagnetic plate 11 is fixedly connected with a permanent magnetic plate 30 through a plurality of reset springs 12, the permanent magnetic plate 30 is in sliding connection with the accommodating groove 4, and a green alarm lamp 13, a yellow alarm lamp 14 and a red alarm lamp 15 are fixedly arranged at the lower end of the permanent magnetic plate 30.
Be provided with on casing 1 and open and close door 19 with extrusion chamber 2 matched with, the fixed intercommunication of gasbag 8 has screwed pipe 20, and screwed pipe 20 and the 6 screw thread intercommunications of fluid-discharge tube, open and close the setting of door 19, conveniently open extrusion chamber 2, the setting of screwed pipe 20, conveniently dismantle the change to gasbag 8, power supply chamber 21 has been seted up on casing 1, and be provided with battery 22 in the power supply chamber 21, threaded connection has screw cap 23 on the power supply chamber 21, battery 22's setting, can supply power for electromagnetic plate 11 and each warning light, in order to avoid external power supply's loaded down with trivial details, screw cap 23's setting, the person of facilitating the use opens and close power supply chamber 21.
The operating principle of the present invention will now be described as follows:
when the device is used, firstly, the fixing plate 31 is fixedly arranged on the steel rod at the steel structure node 32 through each bolt 26, then, the telescopic rod 17 is slid, so that the permanent magnet blocks 18 extend out to be firmly attracted with the metal at the steel structure node 32, the limit of the shell 1 is realized, when the steel rods on the two sides of the steel structure node 32 are extruded and deformed, the steel rods on the two sides push the pressing plates 9 to slide through the extrusion arms 10, after the two pressing plates 9 slide to approach, will press the air bag 8, the air bag 8 will press the water into the liquid discharge pipe 6 under the effect of the pressure, under the action of water pressure, the closing plate 71 is forced to rotate to press the compression spring 72, so that the discharge pipe 6 is opened, the discharge pipe 6 discharges clean water to the upper side of the sliding plate 51, under the action of the water's own weight, the slide plate 51 will slide down to pull the extension spring 16, and make the slide block 52 drive the conductive block 54 to slide in the slide chamber 53.
When the steel construction takes place slight deformation, the extrusion force that gasbag 8 received is less, and then make the clear water of draining in the trigger chamber 3 less, and then make the distance that conducting block 54 slided less, make conducting block 54 can dock with first trigger electric piece 55, make green warning light 13 light, the same thing, when taking place moderate deformation, yellow warning light 14 can light, when taking place severe deformation, red warning light 15 can light, and simultaneously, along with, the start-up of trigger mechanism 5, electromagnetic plate 11 can circular telegram magnetic repulsion permanent magnetic plate 30, under the effect of repulsion, permanent magnetic plate 30 can drive each warning light roll-off and accomodate groove 4, so that the bright lamp condition of each warning light is observed to the user, and then the user of facilitating the use formulates corresponding reinforcement scheme according to the deformation condition.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (9)
1. A steel structure stress early warning device comprises a shell (1) and is characterized in that an extrusion cavity (2), a trigger cavity (3) and a storage groove (4) are formed in the shell (1), a trigger mechanism (5) is arranged in the trigger cavity (3), a liquid discharge pipe (6) matched with the trigger mechanism (5) is fixedly arranged between the extrusion cavity (2) and the trigger cavity (3), a pressure opening and closing mechanism (7) is arranged in the liquid discharge pipe (6), an air bag (8) is fixedly communicated with the upper end of the liquid discharge pipe (6), clear water is injected into the air bag (8), two pressing plates (9) matched with the air bag (8) are arranged in the extrusion cavity (2) in a sliding mode, an extrusion arm (10) is fixedly connected to one end of each pressing plate (9), one end of each extrusion arm (10) penetrates through the shell (1), an electromagnetic plate (11) electrically connected with the trigger mechanism (5) is embedded in the storage groove (4), and electromagnetic plate (11) is through a plurality of reset spring (12) fixedly connected with permanent magnetism board (30), permanent magnetism board (30) and storage groove (4) sliding connection, and the lower extreme of permanent magnetism board (30) is fixed and is provided with green warning light (13), yellow warning light (14) and red warning light (15).
2. The steel structure stress early warning device according to claim 1, wherein the trigger mechanism (5) comprises a sliding plate (51), a sliding block (52), a sliding cavity (53), a conductive block (54), a first trigger electric sheet (55), a second trigger electric sheet (56) and a third trigger electric sheet (57), the sliding plate (51) is arranged in the trigger cavity (3) in a sealing and sliding manner, a plurality of extension springs (16) are fixedly connected between the sliding plate (51) and the inner wall of the trigger cavity (3), the sliding block (52) is fixedly arranged on the sliding plate (51), the sliding cavity (53) is provided with an inner bottom surface of the trigger cavity (3), the sliding block (52) is connected with the sliding cavity (53) in a sliding manner through the conductive block (54), and the first trigger electric sheet (55), the second trigger electric sheet (56) and the third trigger electric sheet (57) are sequentially embedded on the inner wall of one side of the sliding cavity (53) from top to bottom, the first trigger electric sheet (55), the second trigger electric sheet (56) and the third trigger electric sheet (57) are respectively electrically connected with the green alarm lamp (13), the yellow alarm lamp (14) and the red alarm lamp (15).
3. The steel structure stress early warning device according to claim 1, wherein the pressure opening and closing mechanism (7) is composed of a closing plate (71) and a compression spring (72), the closing plate (71) is rotatably arranged in the liquid discharge pipe (6), the closing plate (71) can close the liquid discharge pipe (6), and the closing plate (71) is fixedly connected with the inner wall of the liquid discharge pipe (6) through the compression spring (72).
4. The steel structure stress early warning device according to claim 1, characterized in that a telescopic rod (17) is fixedly connected to the housing (1), and a permanent magnet (18) is fixedly connected to the upper end of the telescopic rod (17).
5. The steel structure stress early warning device according to claim 1, wherein an opening and closing door (19) matched with the extrusion cavity (2) is arranged on the shell (1), the air bag (8) is fixedly communicated with a threaded pipe (20), and the threaded pipe (20) is in threaded communication with the liquid discharge pipe (6).
6. The steel structure stress early warning device according to claim 1, wherein a power supply cavity (21) is formed in the shell (1), a storage battery (22) is arranged in the power supply cavity (21), and a threaded cover (23) is connected to the power supply cavity (21) in a threaded mode.
7. The steel structure stress early warning device according to claim 1, characterized in that one end of the extrusion arm (10) far away from the shell (1) is fixedly connected with a buffer plate (24), the buffer plate (24) is fixedly connected with a fixing plate (31) through a plurality of buffer springs (25), and two bolts (26) are connected to the fixing plate (31) in a threaded manner.
8. The steel structure stress early warning device according to claim 7, wherein two limiting rods (27) are slidably connected to the buffer plate (24), and one end of each limiting rod (27) is fixedly connected to the fixing plate (31).
9. The steel structure stress early warning device according to claim 1, characterized in that a drain pipe (28) communicated with the trigger cavity (3) is fixedly connected to the housing (1), and a valve (29) is arranged on the drain pipe (28).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111258469.1A CN114235258B (en) | 2021-10-27 | 2021-10-27 | Steel structure stress early warning device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111258469.1A CN114235258B (en) | 2021-10-27 | 2021-10-27 | Steel structure stress early warning device |
Publications (2)
Publication Number | Publication Date |
---|---|
CN114235258A true CN114235258A (en) | 2022-03-25 |
CN114235258B CN114235258B (en) | 2024-05-17 |
Family
ID=80743429
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202111258469.1A Active CN114235258B (en) | 2021-10-27 | 2021-10-27 | Steel structure stress early warning device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN114235258B (en) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11260120A (en) * | 1998-03-10 | 1999-09-24 | Hayashibara Takeshi | Lighting system of traffic control |
JP2003262553A (en) * | 2002-03-07 | 2003-09-19 | Asahi Glass Co Ltd | Method and apparatus for measuring edge stress of transparent plate |
WO2010009620A1 (en) * | 2008-07-11 | 2010-01-28 | Wong Kei Yan | Alarm method and alarm thereof |
CN204389074U (en) * | 2015-02-11 | 2015-06-10 | 陈宇航 | A kind of steel construction stress prior-warning device |
-
2021
- 2021-10-27 CN CN202111258469.1A patent/CN114235258B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11260120A (en) * | 1998-03-10 | 1999-09-24 | Hayashibara Takeshi | Lighting system of traffic control |
JP2003262553A (en) * | 2002-03-07 | 2003-09-19 | Asahi Glass Co Ltd | Method and apparatus for measuring edge stress of transparent plate |
WO2010009620A1 (en) * | 2008-07-11 | 2010-01-28 | Wong Kei Yan | Alarm method and alarm thereof |
CN204389074U (en) * | 2015-02-11 | 2015-06-10 | 陈宇航 | A kind of steel construction stress prior-warning device |
Also Published As
Publication number | Publication date |
---|---|
CN114235258B (en) | 2024-05-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN204087398U (en) | A kind of walling crib formula well lid monitoring alarm triggered device | |
CN111485804B (en) | Explosion vent convenient to open after shocking resistance | |
CN114235258A (en) | Steel structure stress early warning device | |
CN104846822A (en) | Yielding anchor cable | |
CN213843840U (en) | Monitoring device for natural gas transmission | |
CN116608292B (en) | Fire hydrant valve and fire hydrant with intelligent internet of things function | |
CN112049154B (en) | Inspection shaft lid is used to municipal infrastructure with theftproof effect | |
CN210066659U (en) | Hydraulic engineering flood discharge valve | |
CN204073548U (en) | Protective device to barrier film when diaphragm type plate and frame filter press moves back frame | |
CN216520993U (en) | Natural gas station equipment leakage monitoring device | |
CN201225048Y (en) | Full-automatic electric anti-theft component of fire-fighting box | |
CN108187286B (en) | Fire hydrant box with drawing type opening and closing mechanism for nuclear power station | |
CN2246706Y (en) | Hydraulic automatic locking device for ram of blow-out preventer | |
CN112295137B (en) | Auxiliary device for reducing loss of computer room by self-alarming and self-extinguishing fire | |
CN101624888B (en) | Convenient door lock of switch cabinet | |
CN219241752U (en) | Civil air defense door with water level monitoring function | |
CN113036634A (en) | A high-efficient protection device for intelligent power equipment who makes | |
CN110242144B (en) | Rainy day door and window safety protection and reminding device | |
CN221155208U (en) | Fire-fighting device for high-rise building | |
CN215437974U (en) | A storage facilities for degreaser | |
CN207512784U (en) | A kind of burglar alarm type intelligent hydraulic well lid of automatic open close | |
CN214633582U (en) | Indoor wisdom fire hydrant of high-rise building | |
CN220505011U (en) | Marine quick disengaging gear of fracturing operation of ocean oil gas | |
CN221425857U (en) | Secondary water supply pressure monitoring device | |
CN214147353U (en) | Monitoring device capable of wireless remote monitoring |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |