CN108843717B - Safety airbag protection system arranged on tripod - Google Patents
Safety airbag protection system arranged on tripod Download PDFInfo
- Publication number
- CN108843717B CN108843717B CN201810370046.0A CN201810370046A CN108843717B CN 108843717 B CN108843717 B CN 108843717B CN 201810370046 A CN201810370046 A CN 201810370046A CN 108843717 B CN108843717 B CN 108843717B
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- air bag
- tripod
- airbag
- safety
- mounting shell
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- 239000011229 interlayer Substances 0.000 claims abstract description 14
- 239000007921 spray Substances 0.000 claims abstract description 3
- 238000007789 sealing Methods 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 239000004952 Polyamide Substances 0.000 claims description 4
- 239000002131 composite material Substances 0.000 claims description 4
- 239000004744 fabric Substances 0.000 claims description 4
- 229920002647 polyamide Polymers 0.000 claims description 4
- 230000003213 activating effect Effects 0.000 claims description 2
- 230000001133 acceleration Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000013507 mapping Methods 0.000 description 2
- 239000002985 plastic film Substances 0.000 description 2
- 229920006255 plastic film Polymers 0.000 description 2
- 206010016173 Fall Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/02—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum
- F16F9/04—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum in a chamber with a flexible wall
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- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/02—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum
- F16F9/0209—Telescopic
- F16F9/0281—Details
- F16F9/029—Details electrical, e.g. connections or contacts
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- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/43—Filling or drainage arrangements, e.g. for supply of gas
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- 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
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air Bags (AREA)
Abstract
The invention discloses an air bag protection system arranged on a tripod, and belongs to the technical field of tripods. The air bag protection device comprises an air bag mounting shell arranged at the top end of a tripod, an air bag assembly which is arranged in an interlayer inner cavity of the air bag mounting shell and can spray and unfold a protection instrument, and an electronic control device for controlling the opening of the air bag assembly; the airbag of the airbag module is annular. The safety airbag system provided by the invention is stable and reliable in work, can accurately judge the state of the tripod, and can timely and accurately enter the working state so as to protect an instrument. The tripod can fully protect the safety of measuring instruments and photographic instruments, particularly expensive precision instruments, greatly improve the safety performance, avoid unnecessary damage, prolong the service life of the instruments to a certain extent and avoid the loss of equipment. The intelligent control system is simple and reasonable in structure, high in intelligent degree, good in safety and good in service performance.
Description
Technical Field
The invention relates to an air bag protection system arranged on a tripod, and belongs to the technical field of tripods.
Background
The tripod is often needed to be erected in surveying and mapping and photographing, and the tripod can be used for stabilizing instruments, so that the surveying and mapping are more accurate, and the photographing is more exquisite. However, in practical use, the tripod may be unstable in erection or fall down due to external force, and the tripod together with the instrument falls down due to no protection measure provided for the existing tripod, so that the surveying instrument and the photographing equipment may be broken down with high possibility.
Disclosure of Invention
The invention aims to provide an air bag protection system which is arranged on a tripod and has reliable work and good safety.
In order to achieve the purpose, the invention adopts the technical scheme that:
an air bag protection system of setting on tripod which characterized in that: the air bag protection device comprises an air bag mounting shell arranged at the top end of a tripod, an air bag assembly which is arranged in an interlayer inner cavity of the air bag mounting shell and can spray and unfold a protection instrument, and an electronic control device for controlling the opening of the air bag assembly; the airbag of the airbag module is annular.
The technical scheme of the invention is further improved as follows: the airbag module further comprises a gas generator disposed within the airbag and an igniter for igniting the gas generator; the igniter is controlled by an electronic control device.
The technical scheme of the invention is further improved as follows: the safety air bag is made of polyamide fabric, and the interior of the safety air bag is coated with a composite sealing coating.
The technical scheme of the invention is further improved as follows: the electronic control device includes a central controller for receiving and analyzing sensor information, a power source, a drive circuit for activating the igniter, and a sensor for determining tripod status and communicating information to the central controller.
The technical scheme of the invention is further improved as follows: the sensors include gyroscopes and accelerometers.
The technical scheme of the invention is further improved as follows: the gyroscope is a three-axis gyroscope.
The technical scheme of the invention is further improved as follows: the air bag mounting shell is in a basin shape with a through hole at the closed end, the side wall of the air bag mounting shell is provided with an interlayer inner cavity, and the air bag assembly is arranged in the interlayer inner cavity of the air bag mounting shell; the airbag mounting case is provided with an airbag ejection port.
The technical scheme of the invention is further improved as follows: the air bag mounting shell is reversely buckled at the top end of the tripod, and the air bag jet orifice is arranged along the outer edge of the closed end of the air bag mounting shell in a surrounding manner.
The technical scheme of the invention is further improved as follows: the safety air bag is uniformly arranged in the interlayer cavity in a surrounding way.
Due to the adoption of the technical scheme, the invention has the following technical effects:
the safety air bag system can well protect expensive instruments on the tripod after being arranged on the tripod.
The safety airbag used in the invention is annular, and can fully wrap the instrument after being unfolded, so that the impact force of the instrument and the ground at the moment that the tripod falls down can be buffered and absorbed, and the instrument is fully protected.
The safety airbag is made of polyamide fabric, can bear larger pressure and can reduce the inertia force of the safety airbag during inflation and expansion. The composite sealing coating is coated inside the safety air bag to ensure the sealing performance of the safety air bag.
The invention is provided with a gyroscope and an accelerometer as sensors, can simultaneously provide the angular velocity and the acceleration of the tripod to the central controller, and judges the state of the tripod after the central controller comprehensively analyzes the angular velocity and the acceleration. The three-axis gyroscope and the accelerometer can accurately monitor the state of the tripod under the combined action, the possibility of misjudgment is prevented, and the working reliability of the system is ensured.
The invention is provided with the air bag mounting shell, is beneficial to mounting the air bag assembly, realizes the detachable assembly between the safety air bag protection system and the tripod and has convenient operation.
The intelligent control system has the advantages of simple and reasonable structure, high intelligent degree, good safety, stable and reliable work and good comprehensive use performance.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a schematic perspective view of the airbag of the present invention as it is ejected;
FIG. 4 is a perspective view of the airbag mounting housing of the present invention;
FIG. 5 is a cross-sectional view of the airbag mounting housing of the present invention;
wherein, 1, an air bag installation shell, 1-1, an interlayer inner cavity, 2, an air bag, 3, an air bag jet orifice, 4 and an instrument.
Detailed Description
The invention is described in further detail below with reference to the following figures and specific embodiments:
the invention discloses an air bag protection system arranged on a tripod, which is arranged on the tripod and used for protecting an instrument on the tripod and avoiding the instrument from being damaged when the tripod falls down. The following are specific examples:
the safety air bag protection system is arranged at the top end of a tripod, and an instrument is installed at the top end of the tripod. The airbag protection system comprises an airbag module, an airbag mounting housing 1 and an electronic control device for controlling the opening of the airbag module. The air bag mounting shell 1 is used for mounting and arranging an air bag assembly, the air bag assembly is mounted in an interlayer inner cavity 1-1 of the air bag mounting shell 1, and after the air bag assembly is mounted in the air bag mounting shell 1, the air bag mounting shell 1 is mounted at the top end of a tripod. The air bag component can carry out omnibearing coating protection on the instrument after being opened. The electronic control means may be integrated as an electronic chip built into the airbag 2 of the airbag module. The air bag assembly comprises an annular air bag 2, and the annular air bag 2 can cover and protect the instrument after being unfolded.
The airbag 2 in the airbag module has two states of contraction and deployment, and the airbag 2 is in the contracted state when no protection occurs. A gas generator and an igniter for igniting the gas generator are provided in the airbag 2, and the igniter can ignite the gas generator, and the gas generator generates a large amount of gas in a short time to rapidly expand the airbag 2 to be in a deployed state to protect the instrument. The igniter is controlled by the electronic control device, and the state can be judged in time after the tripod falls down but before the tripod touches the ground so as to carry out ignition operation. The gas generator contains gas generant grains that, when ignited, are capable of rapidly generating a large amount of gas.
The airbag 2 used in the present invention is preferably made of a polyamide fabric, which is a semi-rigid foam that can withstand a large pressure and reduce the inertial force of the airbag during inflation. Meanwhile, the composite sealing coating is coated inside the safety airbag 2, so that the sealing performance of the safety airbag is ensured.
The electronic control device comprises a central controller, a power supply, a sensor and a drive circuit. The sensor is used for judging the state of the tripod and transmitting information to the central controller in time, namely judging whether the tripod is in a falling state. The central controller is a central controller for receiving and analyzing sensor information. The driving circuit is controlled by a central controller, and the igniter is activated according to a signal of the central controller. The power supply is used for supplying electric energy to the whole electronic control device to ensure normal operation, and a storage battery capable of being repeatedly charged and discharged is preferably selected. Further, a solar storage battery can be selected, a solar panel is configured for the tripod, and the solar storage battery is charged by the solar panel. The driving circuit used in the present invention is a flip-flop circuit.
In a specific implementation, the sensors include gyroscopes and accelerometers, where the gyroscopes are typically three-axis gyroscopes. The gyroscope is used for measuring the position and the moving track of an object. The single-axis gyroscope can only measure the amount in two directions, and a complete system can only complete the measurement by three single-axis gyroscopes. One triaxial gyroscope can replace three uniaxial gyroscopes, and the positions in six directions are measured simultaneously to obtain the angular velocity so as to judge the motion state of the object. An accelerometer is mounted inside the moving carrier and can be used to measure the acceleration of the movement of the carrier, where the acceleration of the tripod can be measured. The three-axis gyroscope and the accelerometer are used in a combined mode, the real-time motion state of the tripod can be accurately calculated, and the state information is continuously sent to the electronic control device to enable the electronic control device to judge whether the tripod faces the risk of falling or not. The three-axis gyroscope and the accelerometer can accurately monitor the state of the tripod under the combined action, provide the angular velocity and the acceleration of the tripod for the central controller, judge the state of the tripod after the central controller comprehensively analyzes, and prevent the possibility of misjudgment.
The air bag assembly is arranged in the air bag mounting shell 1, and particularly, whether the air bag mounting shell 1 is additionally arranged on a tripod is selected according to requirements. An airbag module is added to protect the instrument if it is particularly expensive. Specifically, as shown in fig. 4 and 5, the airbag mounting case 1 is provided with a basin shape having one closed end and one open end, and the closed end is provided with a through hole for passing an instrument mounting screw of a tripod therethrough. The side wall of the air bag mounting shell 1 is provided with an interlayer inner cavity 1-1, and the air bag assembly is arranged in the interlayer inner cavity 1-1 of the air bag mounting shell 1. Meanwhile, the airbag mounting case 1 is provided with an airbag ejection port 3. Preferably, the airbag ejection port 3 is circumferentially provided along the outer edge of the closed end of the airbag mounting case 1. When the airbag system is activated, the airbag 2 of the airbag module is ejected upward from the airbag ejection port 3, as shown in fig. 3. Usually, the airbag injection port 3 is covered by a film, so that rainwater or dust can be prevented from entering the airbag injection port, the effects of preventing pollution, dust, water and moisture are achieved, and the airbag protection system is guaranteed to have a good working environment. For example, a plastic film may be stuck inside the airbag ejection port 3, and the airbag ejection port 3 may be closed with the plastic film. The airbag 2 is fired to eject the burst film upward from the airbag ejection port 3.
In a specific installation, the airbag module provided with the electronic control device is arranged in the interlayer cavity 1-1 inside the airbag installation shell 1. Then the air bag mounting shell 1 is reversely buckled at the top end of the tripod, and an instrument mounting screw of the tripod passes through the through hole.
The safety air bag protection system can be used for designing safety air bags of various types to protect instruments according to different types and sizes of tripods and instruments, and when the safety air bag protection system is used specifically, a proper air bag installation shell 1 is selected to be arranged at the top end of the tripods, and then corresponding instruments are installed. Through setting up gasbag mounting hole shell, be favorable to installing the gasbag subassembly to realized the removable assecmbly between this air bag protection system and the tripod, can select whether to be equipped with air bag protection system for the tripod as required.
The working principle of the invention is as follows: and after the tripod is erected, installing an air bag protection system and enabling the air bag protection system to be in a working state. The three-axis gyroscope and the accelerometer can send the motion state information of the tripod to the electronic control device in real time, so that the electronic control device can judge whether the tripod faces the risk of falling down. And when the electronic control device receives data that the motion state information of the tripod reaches a preset value, the tripod is considered to have a tumbling action. At the moment, the igniter is started by the driving circuit and the gas generator is further ignited, so that a large amount of gas generated by the gas generator is filled into the safety airbag 2, the safety airbag 2 breaks through the film in a moment, the film is sprayed out from the airbag injection opening 3 and annularly wraps the instrument 4 from bottom to top, and the collision force between the instrument 4 and the ground in the moment that the tripod falls down is buffered and absorbed.
The tripod can fully protect the safety of measuring instruments and photographic instruments, particularly expensive precision instruments, greatly improve the safety performance of the tripod, avoid unnecessary damage, prolong the service life of the instruments and avoid the loss of equipment.
The safety airbag system provided by the invention is stable and reliable in work, can accurately judge the state of the tripod, and can timely and accurately enter the working state so as to protect an instrument.
The intelligent control system is simple and reasonable in structure, high in intelligent degree, good in safety and good in service performance.
Claims (3)
1. An air bag protection system of setting on tripod which characterized in that: the air bag protection device comprises an air bag mounting shell (1) arranged at the top end of a tripod, an air bag assembly which is arranged in an interlayer inner cavity (1-1) of the air bag mounting shell (1) and can spray and unfold a protection instrument, and an electronic control device for controlling the opening of the air bag assembly; the safety airbag (2) of the airbag component is annular; the safety airbag (2) is made of polyamide fabric, and a composite sealing coating is coated inside the safety airbag (2); the airbag module further comprises a gas generator disposed within the airbag and an igniter for igniting the gas generator; the igniter is controlled by an electronic control device; the air bag mounting shell (1) is in a basin shape with a through hole at the closed end, the side wall of the air bag mounting shell (1) is provided with an interlayer inner cavity (1-1), and the air bag assembly is arranged in the interlayer inner cavity (1-1) of the air bag mounting shell (1); the air bag mounting shell (1) is provided with an air bag jet orifice (3); the air bag jet opening (3) is covered by a film; when the safety air bag (2) is excited, the film is broken and is sprayed out from the air bag jet orifice (3); the air bag mounting shell (1) is reversely buckled at the top end of the tripod, and the air bag jet orifice (3) is arranged along the outer edge of the closed end of the air bag mounting shell (1) in a surrounding manner; the safety air bags (2) are uniformly arranged in the interlayer inner cavity (1-1) in a surrounding manner; the electronic control device includes a central controller for receiving and analyzing sensor information, a power source, a drive circuit for activating the igniter, and a sensor for determining the state of the tripod and transmitting the information to the central controller.
2. An airbag protection system as set forth in claim 1 wherein: the sensors include gyroscopes and accelerometers.
3. An airbag protection system as set forth in claim 2 wherein: the gyroscope is a three-axis gyroscope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810370046.0A CN108843717B (en) | 2018-04-24 | 2018-04-24 | Safety airbag protection system arranged on tripod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810370046.0A CN108843717B (en) | 2018-04-24 | 2018-04-24 | Safety airbag protection system arranged on tripod |
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| Publication Number | Publication Date |
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| CN108843717A CN108843717A (en) | 2018-11-20 |
| CN108843717B true CN108843717B (en) | 2021-06-01 |
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| CN201810370046.0A Active CN108843717B (en) | 2018-04-24 | 2018-04-24 | Safety airbag protection system arranged on tripod |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3082654B1 (en) * | 2018-06-13 | 2021-01-15 | Helite | PROTECTION DEVICE IN THE EVENT OF A FALL AND PROCEDURE |
| FR3082653B1 (en) * | 2018-06-13 | 2020-08-14 | Helite | PROTECTION DEVICE IN THE EVENT OF A FALL AND PROCEDURE |
| EP3594619A1 (en) * | 2018-07-11 | 2020-01-15 | Hilti Aktiengesellschaft | Protection device for a measuring instrument |
| EP3891428B1 (en) * | 2018-12-03 | 2024-03-13 | Sicher Protection Ltd | Protecting apparatus for appliance supported by tripod |
| CN112780887B (en) * | 2020-12-24 | 2022-03-29 | 重庆工程职业技术学院 | Be applied to auxiliary device of building engineering cost budget |
| CN112963687B (en) * | 2021-03-15 | 2022-08-02 | 田源 | Extreme shooting catapulting photography support |
| CN113838271A (en) * | 2021-11-26 | 2021-12-24 | 山东省地质矿产勘查开发局第四地质大队(山东省第四地质矿产勘查院) | Geological disaster monitoring and early warning device for emergency |
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|---|---|
| CN108843717A (en) | 2018-11-20 |
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