CN114635906A - Tower crane nut with tightness warning function - Google Patents
Tower crane nut with tightness warning function Download PDFInfo
- Publication number
- CN114635906A CN114635906A CN202210310238.9A CN202210310238A CN114635906A CN 114635906 A CN114635906 A CN 114635906A CN 202210310238 A CN202210310238 A CN 202210310238A CN 114635906 A CN114635906 A CN 114635906A
- Authority
- CN
- China
- Prior art keywords
- nut
- warning
- double
- tower crane
- pressing plate
- 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
- 238000003825 pressing Methods 0.000 claims abstract description 33
- 210000004276 hyalin Anatomy 0.000 claims description 14
- 239000003292 glue Substances 0.000 claims description 6
- 238000012423 maintenance Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000003086 colorant Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B37/00—Nuts or like thread-engaging members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/16—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes with jibs supported by columns, e.g. towers having their lower end mounted for slewing movements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/187—Machine fault alarms
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B5/00—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
- G08B5/22—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission
- G08B5/36—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission using visible light sources
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Electromagnetism (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The utility model provides a tower crane nut of area elasticity warning, relates to mechanical fastener and detects technical field, and its position that can in time discover the fastener that becomes flexible by the person of facilitating the use to the person of facilitating the use overhauls work. In the tower crane nut with the tightness warning function, the bottom end of a fastener body is in threaded connection with a warning nut, the top end of the warning nut is provided with a mounting groove, a spring, an annular lamp and an annular pressing plate are sequentially arranged in the mounting groove from bottom to top, a pushing frame capable of sliding up and down is arranged at the top end of the annular pressing plate, and the bottom end of the pushing frame completely penetrates through the annular pressing plate and is attached to the top surface of the annular lamp; the bottom end of the annular pressing plate is fixedly connected with a double-color transparent tube, and the double-color transparent tube completely wraps the annular lamp.
Description
Technical Field
The invention relates to the technical field of mechanical fastener detection, in particular to a tower crane nut with tightness warning.
Background
At present, the bolt is as the fastener, and the wide application is in people's production, life, in the tower crane installation, need utilize the fastener to fix, and because the cold and hot change of tower crane operation vibrations, outside weather all can make fastening bolt not hard up, crooked phenomenon appears in the tower crane for preventing that the bolt is not hard up to cause, worker people need regular fastening bolt, the workman not knowing under which bolt is not hard up the condition, not only need fastening bolt by one, current tower crane nut still has following defect when using moreover:
because the fastening bolt on the tower crane is more in quantity, it wastes time and energy to fasten in turn, and the bolt that the workman fastens not hard up can lead to the fact the wearing and tearing loss to the bolt, can reduce the life of bolt in the long term, and the diversion increases the maintenance cost.
Disclosure of Invention
The invention aims to provide a tower crane nut with tightness warning, which can facilitate a user to find the position of a loosened fastener in time, so that the user can conveniently overhaul.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a tower crane nut of area elasticity warning, includes: the fastener comprises a fastener body, wherein the bottom end of the fastener body is in threaded connection with a warning nut, the top end of the warning nut is provided with a mounting groove, a spring, an annular lamp and an annular pressing plate are sequentially arranged in the mounting groove from bottom to top, the top end of the annular pressing plate is provided with a pushing frame capable of sliding up and down, and the bottom end of the pushing frame completely penetrates through the annular pressing plate and is attached to the top surface of the annular lamp; the bottom end of the annular pressing plate is fixedly connected with a double-color transparent tube, and the double-color transparent tube completely wraps the annular lamp;
in the fastener body the warning nut takes place not hard up the back, can drive promote the frame action, promote the frame promotion the annular lamp descends, and enters into the upper portion region of double-colored hyaline tube, so that the warning nut presents double-colored light warning, perhaps gets into the lower part region of double-colored hyaline tube, so that the warning nut presents monochromatic light warning.
In practical application, the double-color transparent tube comprises a green area and a red area which are distributed from top to bottom.
The top end of the double-color transparent tube is fixedly connected with the bottom surface of the annular pressing plate through glue, and the height of the green area of the double-color transparent tube is one fourth of the height of the red area.
Specifically, the bottom of fastener body is echelonment and threaded connection has the support frame, just the outer wall top threaded connection of support frame has adjusting nut.
Further, the warning nut includes: the supporting body and the transparent shell wrapping the outer wall of the supporting body are connected with the bottom end of the fastener body in a threaded mode.
Furthermore, the top end of the inner wall of the mounting groove is in a step shape, the annular pressing plate is fixedly connected with the top end of the inner wall of the mounting groove through glue, and the annular pressing plate is used for preventing the pushing frame from rotating along with the nut in the fastener body.
Furthermore, the annular lamp is electrically connected with a solar panel through a wire, and the solar panel is fixed at the bottom end of the support frame; the height of the annular lamp is one fifth of that of the bicolor transparent tube.
Still further, the inner wall both sides of double-colored hyaline tube have all seted up the slot, the bottom surface of warning nut has seted up two logical grooves, and the position of logical groove corresponds with the position of slot, logical groove and slot are used for reserving the placement position for the wire.
Compared with the prior art, the tower crane nut with the tightness warning function has the following advantages:
in the tower crane nut with tightness warning, the warning nut is in threaded connection with the bottom end of the fastener body, the top end of the warning nut is provided with the mounting groove, the spring, the annular lamp and the annular pressing plate are sequentially arranged in the mounting groove from bottom to top, the top end of the annular pressing plate is provided with the pushing frame capable of sliding up and down, and the bottom end of the pushing frame completely penetrates through the annular pressing plate and is attached to the top surface of the annular lamp; meanwhile, the bottom fixedly connected with double-colored hyaline tube of annular clamp plate, and double-colored hyaline tube wraps up the annular lamp completely, consequently, when the warning nut of fastener body bottom takes place to become flexible, just can drive the promotion frame and move downwards, thereby make the high decline of annular lamp, then annular lamp produces a certain positional difference with the first colored region in top of double-colored hyaline tube, the light of annular lamp passes the bottom second colored region of double-colored hyaline tube simultaneously, make the warning nut send first colored light and second colored light simultaneously or only send the second colored light, and then the in time discovery of convenient to use person has the position of the fastener body that becomes flexible, also be convenient for use person carries out maintenance work.
Drawings
FIG. 1 is a schematic structural diagram of a tower crane nut with tightness warning provided by an embodiment of the invention;
FIG. 2 is a schematic diagram of an explosion structure of a tower crane nut with tightness warning provided by an embodiment of the invention;
FIG. 3 is a schematic structural view partially in section at a first view angle of a tower crane nut with tightness warning provided by an embodiment of the invention;
FIG. 4 is a second view angle partial cross-sectional structural schematic view of a tower crane nut with tightness warning provided by an embodiment of the invention;
FIG. 5 is a schematic cross-sectional structure view of a double-color transparent tube in a tower crane nut with tightness warning provided by the embodiment of the invention;
FIG. 6 is a schematic structural diagram of a support frame in a tower crane nut with tightness warning provided by the embodiment of the invention;
FIG. 7 is a schematic structural view of a fastener body in a tower crane nut with tightness warning provided by an embodiment of the invention.
Reference numerals:
1-a fastener body; 2-a pushing frame; 3-an annular pressure plate; 4-a support frame; 5-a solar panel; 6-warning nut; 601-a support; 602-a transparent shell; 7-adjusting the nut; 8-ring-shaped lamps; 9-a two-color transparent tube; 901-green region; 902-red zone; 10-a spring; 11-mounting grooves; 12-through grooves; 13-trenches.
Detailed Description
For convenience of understanding, the tower crane nut with the tightness warning function provided by the embodiment of the invention is described in detail below with reference to the attached drawings.
The embodiment of the invention provides a tower crane nut with tightness warning, which comprises the following components in parts by weight as shown in figures 1-7: the fastener comprises a fastener body 1, wherein the bottom end of the fastener body 1 is in threaded connection with a warning nut 6, the top end of the warning nut 6 is provided with a mounting groove 11, a spring 10, an annular lamp 8 and an annular pressing plate 3 are sequentially arranged in the mounting groove 11 from bottom to top, the top end of the annular pressing plate 3 is provided with a pushing frame 2 capable of sliding up and down, and the bottom end of the pushing frame 2 completely penetrates through the annular pressing plate 3 and is attached to the top surface of the annular lamp 8; the bottom end of the annular pressing plate 3 is fixedly connected with a double-color transparent tube 9, and the double-color transparent tube 9 completely wraps the annular lamp 8;
after the warning nut 6 in the fastener body 1 is loosened, the pushing frame 2 can be driven to move, the pushing frame 2 pushes the annular lamp 8 to descend and enter the upper area of the double-color transparent tube 9, so that the warning nut 6 presents double-color light alarm, or enters the lower area of the double-color transparent tube 9, so that the warning nut 6 presents single-color light alarm.
Compared with the prior art, the tower crane nut with the tightness warning function provided by the embodiment of the invention has the following advantages:
in the tower crane nut with tightness warning provided by the embodiment of the invention, the warning nut 6 is in threaded connection with the bottom end of the fastener body 1, the top end of the warning nut 6 is provided with the mounting groove 11, the spring 10, the annular lamp 8 and the annular pressing plate 3 are sequentially arranged in the mounting groove 11 from bottom to top, the top end of the annular pressing plate 3 is provided with the pushing frame 2 capable of sliding up and down, and the bottom end of the pushing frame 2 completely penetrates through the annular pressing plate 3 and is attached to the top surface of the annular lamp 8; meanwhile, the bottom fixedly connected with double-colored hyaline tube 9 of annular clamp plate 3, and double-colored hyaline tube 9 wraps up annular lamp 8 completely, consequently, when warning nut 6 of 1 bottom of fastener body takes place to become flexible, just can drive the motion of pushing away frame 2 downwards, thereby make the high decline of annular lamp 8, then annular lamp 8 produces a certain positional difference with the first color zone in top of double-colored hyaline tube 9, the light of annular lamp 8 passes the bottom second color zone of double-colored hyaline tube 9 simultaneously, make warning nut 6 send first color light and second color light or only send the second color light simultaneously, and then the in time discovery of convenient to use person has become flexible fastener body 1's position, also be convenient to use person carries out maintenance work.
In practical applications, as shown in fig. 5, the two-color transparent tube 9 may include a green area 901 and a red area 902 distributed from top to bottom.
As shown in fig. 5, the top end of the dual-color transparent tube 9 may be fixedly connected to the bottom surface of the annular pressing plate 3 through glue, and the height of the green area 901 of the dual-color transparent tube 9 is one fourth of the height of the red area 902, so as to be convenient for displaying red and green colors or pure red colors under the irradiation of the annular light 8, and further, the user can determine the position conveniently.
Specifically, as shown in fig. 7 and 6 in combination with fig. 1 and 2, the bottom end of the fastener body 1 can be in a ladder shape and is in threaded connection with the support frame 4, and the top end of the outer wall of the support frame 4 can be in threaded connection with the adjusting nut 7, so that the warning nut 6 can be conveniently positioned and installed, and after the adjusting nut 7 is screwed, the warning nut 6 can be conveniently locked.
The bottom through fastener body 1 is the echelonment, the top threaded connection of 4 outer walls of support frame has adjusting nut 7, and then screw adjusting nut 7, thereby be convenient for fix warning nut 6 in the bottom of fastener body 1, and then be convenient for can drive when the nut in fastener body 1 is not hard up and push away the action of frame 2 and not take place direct contact with warning nut 6, improve the warning accuracy, and spring 10 is convenient for provide the elasticity support for annular lamp 8, after locking fastener body 1, annular lamp 8 is pushed away to the green district 901 position of double-colored hyaline tube 9 by spring 10, improve whole practicality.
Further, as shown in fig. 3, the warning nut 6 may include: the supporting body 601 and the transparent shell 602 wrapped on the outer wall of the supporting body 601, and the supporting body 601 is in threaded connection with the bottom end of the fastener body 1; in addition, the supporting body 601 may be made of steel, so as to reduce the amount of deformation when it is compressed, and at the same time, provide support for the transparent shell 602.
Furthermore, as shown in fig. 4, the top end of the inner wall of the mounting groove 11 may be stepped, the annular pressing plate 3 may be fixedly connected to the top end of the inner wall of the mounting groove 11 by glue, and the annular pressing plate 3 may be used to prevent the thrust frame 2 from rotating along with the nut in the fastener body 1.
Still further, as shown in fig. 1, fig. 2 and fig. 6 combined with fig. 3, the ring-shaped light 8 may be electrically connected to the solar panel 5 through a wire, and the solar panel 5 is fixed at the bottom end of the supporting frame 4; the height of the annular lamp 8 can be one fifth of that of the bicolor transparent tube 9, so that after the annular lamp 8 descends, a height difference is generated between the annular lamp and a green area 901 and a red area 902 in the bicolor transparent tube 9, the warning nut 6 can display red and green bicolor or red outside conveniently, and a user can determine the position of the fastener body 1 conveniently.
Still further, as shown in fig. 5 and 4, two sides of the inner wall of the dual-color transparent tube 9 may be provided with grooves 13, the bottom surface of the warning nut 6 may be provided with two through grooves 12, and the positions of the through grooves 12 correspond to the positions of the grooves 13, that is, the two through grooves 12 are located right below the two grooves 13, so that the through grooves 12 and the grooves 13 can be used for reserving placement positions for wires, and further, the wires can conveniently pass through the two through grooves 12 and the two grooves 13, so that the solar panel 5 and the annular lamp 8 are electrically connected and provide electric energy.
The following describes in detail the use process of the tower crane nut with tightness warning provided by the embodiment of the invention with the help of the attached drawings:
after the nut in the fastener body 1 is loosened, the pushing frame 2 can be pushed to act; the pushing frame 2 pushes the annular lamp 8 to descend to enter the red zone 902, so that the warning nut 6 is red-green or red, and a user can conveniently determine the loosening position of the fastener body 1 in the tower crane in time.
In summary, when the tower crane nut with tightness warning provided by the embodiment of the invention is used, the spring 10, the annular lamp 8 and the annular pressing plate 3 are sequentially arranged from bottom to top through the inside of the installation groove 11, the bottom end of the pushing frame 2 completely penetrates through the annular pressing plate 3 and is attached to the top surface of the annular lamp 8, when two nuts at the bottom end of the fastener body 1 are loosened, the pushing frame 2 is pushed to move downwards, so that the height of the annular lamp 8 is reduced, a certain position difference is generated between the annular lamp 8 and the green area 901, and meanwhile, the light of the annular lamp 8 passes through the red area 902, so that the warning nut 6 emits green light and red light or only emits red light at the same time, a user can find the position of the loosened fastener body 1 in time, and the user can conveniently perform maintenance work; the bottom of the fastener body 1 is in a step shape, the top end of the outer wall of the support frame 4 is in threaded connection with the adjusting nut 7, and the adjusting nut 7 is screwed, so that the warning nut 6 is fixed at the bottom of the fastener body 1 conveniently, and further the nut in the fastener body 1 can be pushed to move the pushing frame 2 when loosening without directly contacting with the warning nut 6, the warning accuracy is improved, the spring 10 is convenient for providing elastic support for the annular lamp 8, after the fastener body 1 is locked, the annular lamp 8 is pushed to the green area 901 position of the double-color transparent tube 9 by the spring 10, and the overall practicability is improved.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and shall cover the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (8)
1. The utility model provides a tower crane nut of area elasticity warning which characterized in that includes: the fastener comprises a fastener body, wherein the bottom end of the fastener body is in threaded connection with a warning nut, the top end of the warning nut is provided with a mounting groove, a spring, an annular lamp and an annular pressing plate are sequentially arranged in the mounting groove from bottom to top, the top end of the annular pressing plate is provided with a pushing frame capable of sliding up and down, and the bottom end of the pushing frame completely penetrates through the annular pressing plate and is attached to the top surface of the annular lamp; the bottom end of the annular pressing plate is fixedly connected with a double-color transparent tube, and the annular lamp is completely wrapped by the double-color transparent tube;
in the fastener body the warning nut takes place not hard up the back, can drive promote the frame action, promote the frame promotion the annular lamp descends, and enters into the upper portion region of double-colored hyaline tube, so that the warning nut presents double-colored light warning, perhaps gets into the lower part region of double-colored hyaline tube, so that the warning nut presents monochromatic light warning.
2. The tower crane nut with the tightness warning function according to claim 1, wherein the double-color transparent tube comprises a green area and a red area which are distributed from top to bottom.
3. The tower crane nut with the tightness warning function according to claim 2, wherein the top end of the double-color transparent tube is fixedly connected with the bottom surface of the annular pressing plate through glue, and the height of the green area of the double-color transparent tube is one fourth of the height of the red area.
4. The tower crane nut with the tightness warning function according to claim 1 or 2, wherein the bottom end of the fastener body is in a step shape and is in threaded connection with a support frame, and the top end of the outer wall of the support frame is in threaded connection with an adjusting nut.
5. The tower crane nut with tightness warning of claim 1, wherein the warning nut comprises: the supporting body and the transparent shell wrapping the outer wall of the supporting body are connected with the bottom end of the fastener body in a threaded mode.
6. The tower crane nut with the tightness warning function according to claim 1, wherein the top end of the inner wall of the mounting groove is in a step shape, the annular pressing plate is fixedly connected with the top end of the inner wall of the mounting groove through glue, and the annular pressing plate is used for preventing the pushing frame from rotating along with the nut in the fastener body.
7. The tower crane nut with the tightness warning function according to claim 4, wherein the annular lamp is electrically connected with a solar panel through a wire, and the solar panel is fixed at the bottom end of the supporting frame; the height of the annular lamp is one fifth of that of the bicolor transparent tube.
8. The tower crane nut with the tightness warning function according to claim 7, wherein grooves are formed in two sides of the inner wall of the double-color transparent tube, two through grooves are formed in the bottom surface of the warning nut, the positions of the through grooves correspond to those of the grooves, and the through grooves and the grooves are used for reserving placement positions for the wires.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210310238.9A CN114635906B (en) | 2022-03-28 | 2022-03-28 | Tower crane nut with tightness warning function |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210310238.9A CN114635906B (en) | 2022-03-28 | 2022-03-28 | Tower crane nut with tightness warning function |
Publications (2)
Publication Number | Publication Date |
---|---|
CN114635906A true CN114635906A (en) | 2022-06-17 |
CN114635906B CN114635906B (en) | 2023-06-09 |
Family
ID=81949602
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202210310238.9A Active CN114635906B (en) | 2022-03-28 | 2022-03-28 | Tower crane nut with tightness warning function |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN114635906B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115370124A (en) * | 2022-08-18 | 2022-11-22 | 栋梁铝业有限公司 | Make things convenient for loose wheel of dismouting to detain |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20130064622A1 (en) * | 2011-09-13 | 2013-03-14 | King Abdulaziz City For Science And Technology | Smart lid for smart bolts and probes |
CN211288392U (en) * | 2019-10-15 | 2020-08-18 | 河北永胜石油化工机械制造有限公司 | Bolt with not hard up warning |
CN112392835A (en) * | 2020-11-16 | 2021-02-23 | 浙江瑞昭科技股份有限公司 | Fastener with locking function |
CN212933662U (en) * | 2020-10-22 | 2021-04-09 | 中国建筑一局(集团)有限公司 | Visual early warning bolt alarm |
CN113217523A (en) * | 2021-04-27 | 2021-08-06 | 靖江市飞天紧固件制造有限公司 | Locking bolt that moves with early warning function of laxing |
CN215576846U (en) * | 2021-09-02 | 2022-01-18 | 北京紫竹慧建设服务股份有限公司 | Fastener tightness warning device |
CN215634270U (en) * | 2021-04-11 | 2022-01-25 | 郑州大学 | Warning device for monitoring bolt looseness |
-
2022
- 2022-03-28 CN CN202210310238.9A patent/CN114635906B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20130064622A1 (en) * | 2011-09-13 | 2013-03-14 | King Abdulaziz City For Science And Technology | Smart lid for smart bolts and probes |
CN211288392U (en) * | 2019-10-15 | 2020-08-18 | 河北永胜石油化工机械制造有限公司 | Bolt with not hard up warning |
CN212933662U (en) * | 2020-10-22 | 2021-04-09 | 中国建筑一局(集团)有限公司 | Visual early warning bolt alarm |
CN112392835A (en) * | 2020-11-16 | 2021-02-23 | 浙江瑞昭科技股份有限公司 | Fastener with locking function |
CN215634270U (en) * | 2021-04-11 | 2022-01-25 | 郑州大学 | Warning device for monitoring bolt looseness |
CN113217523A (en) * | 2021-04-27 | 2021-08-06 | 靖江市飞天紧固件制造有限公司 | Locking bolt that moves with early warning function of laxing |
CN215576846U (en) * | 2021-09-02 | 2022-01-18 | 北京紫竹慧建设服务股份有限公司 | Fastener tightness warning device |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115370124A (en) * | 2022-08-18 | 2022-11-22 | 栋梁铝业有限公司 | Make things convenient for loose wheel of dismouting to detain |
CN115370124B (en) * | 2022-08-18 | 2024-03-12 | 栋梁铝业有限公司 | Movable wheel buckle convenient to disassemble and assemble |
Also Published As
Publication number | Publication date |
---|---|
CN114635906B (en) | 2023-06-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN114635906A (en) | Tower crane nut with tightness warning function | |
CN201232899Y (en) | Safety energy-conserving flameproof lamp for drilling derrick | |
CN217305935U (en) | Tower crane nut with tightness warning function | |
CN204943302U (en) | Solar energy intelligent inductive lighting lamp | |
CN215570081U (en) | Ceiling lamp structure convenient to installation | |
CN101463948B (en) | Caution camping lamp | |
CN2583492Y (en) | Electric torch | |
CN212841282U (en) | Solar energy LED terrace lamp that can go up and down | |
CN208397929U (en) | A kind of ultralight integrated lifting work lamp | |
CN114179655B (en) | High-stability type charging pile shell for new energy automobile and preparation method thereof | |
CN211084021U (en) | Lamp controller shell | |
CN215982311U (en) | Multifunctional intelligent street lamp | |
CN221280064U (en) | Baton convenient to installation | |
CN216110050U (en) | Municipal afforestation guardrail | |
CN216079529U (en) | Circular underground lamp capable of reducing wire aging | |
CN201322230Y (en) | Embedded taxiway side light | |
CN221427218U (en) | Nut looseness early warning device | |
CN212618143U (en) | Lamp holder convenient to dismouting | |
CN221705243U (en) | Intelligent street lamp | |
CN203010474U (en) | Integrated solar garden lamp | |
CN212851139U (en) | NB-IOT multi-color temperature and light adjustment integrated driving power supply | |
CN221000738U (en) | Solar energy road vehicle bumper | |
CN213930734U (en) | LED lighting device based on photovoltaic power generation | |
CN212481108U (en) | Environment-friendly landscape lamp | |
CN2450808Y (en) | Spark plug |
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 |