CN111846152B - Falling rescue mechanical arm - Google Patents
Falling rescue mechanical arm Download PDFInfo
- Publication number
- CN111846152B CN111846152B CN202010740811.0A CN202010740811A CN111846152B CN 111846152 B CN111846152 B CN 111846152B CN 202010740811 A CN202010740811 A CN 202010740811A CN 111846152 B CN111846152 B CN 111846152B
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- Prior art keywords
- sleeve
- electromagnet
- rescue
- vertical rod
- annular
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- 210000000707 wrist Anatomy 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
- B63C9/00—Life-saving in water
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B35/00—Safety belts or body harnesses; Similar equipment for limiting displacement of the human body, especially in case of sudden changes of motion
- A62B35/0043—Lifelines, lanyards, and anchors therefore
- A62B35/0075—Details of ropes or similar equipment, e.g. between the secured person and the lifeline or anchor
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Emergency Lowering Means (AREA)
Abstract
The invention relates to a falling rescue mechanical arm, which effectively solves the problem of low success rate of falling rescue; the technical scheme includes that the device comprises a vertical sleeve, an annular sleeve which can be popped out downwards is coaxially sleeved outside the sleeve, a conical sleeve with an upward small end is mounted at the lower end of the sleeve, a convex edge is arranged at the lower end of the conical sleeve, a plurality of vertical rods are arranged on the convex edge, an arc-shaped plate is arranged at the lower end of each vertical rod, a plurality of radial grooves which correspond to the vertical rods one by one are formed in the end surface of the annular sleeve, the upper end of each vertical rod extends into the corresponding radial groove, a protruding block is fixed at the upper end of each vertical rod, the annular sleeve pushes the vertical rods to move downwards until the protruding blocks are contacted with the outer wall of the conical sleeve, the conical sleeve can gradually push the upper ends of the vertical rods outwards so that the vertical rods rotate around through holes, and the lower ends of the vertical rods and the arc-shaped plates are all drawn close inwards to hold the arms of saved persons; the invention can quickly and reliably grasp the arm of the rescued person and effectively improve the success rate of rescue.
Description
Technical Field
The invention relates to the field of fire-fighting and lifesaving equipment, in particular to a falling rescue mechanical arm.
Background
In-process at the firefighter rescue twilight life personnel or drowned personnel, can often have such a condition, and the firefighter has already been grabbed by the rescuers ' arm, but because the desire of seeking survival by the rescuers is not strong, and in addition firefighter's arm strength and grip are limited, can't effectually be grabbed by the rescuers for a long time, if still there is the condition such as struggling not to cooperate by the rescuers, the firefighter wants to be can effectually rescue more difficult, causes the rescue success rate not high.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the falling rescue mechanical arm, which effectively solves the problem of low success rate of falling rescue.
The falling rescue mechanical arm comprises a vertical sleeve, wherein an annular sleeve is coaxially sleeved outside the sleeve, a first pressure spring is arranged between the upper end of the sleeve and the annular sleeve and can push the annular sleeve to move downwards, a radial first blind hole is formed in the inner wall of the annular sleeve, a first clamping block is arranged in the first blind hole, a first electromagnet is arranged at the bottom of the first blind hole, a power supply for supplying power to the first electromagnet is arranged on the annular sleeve, the first electromagnet is connected with a first switch through a lead, the first switch can be fixed on a finger of a rescuer, and the first switch is pressed to enable the first electromagnet to be electrified to generate suction to the first clamping block; a second pressure spring is arranged between the first clamping block and the first electromagnet, a horizontal first annular groove is formed in the upper end of the outer wall of the sleeve, and the inner end of the first clamping block extends into the first annular groove under the action of the second pressure spring; the lower end of the sleeve is provided with a conical sleeve sleeved on the outer wall of the sleeve, the small end of the conical sleeve faces upwards, the lower end of the conical sleeve is provided with a convex edge, a plurality of vertical through holes are uniformly distributed on the convex edge along the upper circumference, a vertical rod penetrates through each through hole, the lower end of each vertical rod is provided with a horizontal arc-shaped plate, the end surface of the annular sleeve is provided with a plurality of radial grooves which are in one-to-one correspondence with the vertical rods, the upper end of each vertical rod extends into the corresponding radial groove and can slide along the groove, a protruding block is fixed at the position of each vertical rod close to the upper end, and the protruding blocks are all in contact with the outer wall of the sleeve; after the annular sleeve pushes the vertical rods to move downwards until the protruding blocks are contacted with the outer wall of the conical sleeve, the conical sleeve can gradually push the upper ends of the vertical rods outwards so that the plurality of vertical rods rotate around the through holes, and the lower ends of the plurality of vertical rods and the plurality of arc-shaped plates are all drawn close inwards; the upper end of the sleeve is connected with a fixing band, and the device can be bound and fixed on the upper arm or the shoulder of the rescue worker.
The invention can quickly and reliably grasp the arm of the rescued person, thereby avoiding the problem that the rescued person falls off due to hand fatigue and wet slip in the traditional rescue mode and effectively improving the success rate of rescue.
Drawings
Fig. 1 is a front sectional view of the present invention in an initial state.
FIG. 2 is a front cross-sectional view of the present invention after ejection of the annular sheath.
Fig. 3 is a left side sectional view of the upper end position of the vertical rod.
FIG. 4 is a top cross-sectional view of a radial slot location.
FIG. 5 is a top cross-sectional view of the second annular groove position.
Fig. 6 is an enlarged view of the position a in fig. 1.
Fig. 7 is an enlarged view of the position B in fig. 1.
Fig. 8 is a front cross-sectional view of a tapered sleeve.
Detailed Description
The following description of the embodiments of the present invention will be made in detail with reference to the accompanying drawings.
As shown in fig. 1 to 8, the emergency rescue device comprises a vertical sleeve 1, an annular sleeve 2 is coaxially sleeved outside the sleeve 1, a first pressure spring 3 is installed between the upper end of the sleeve 1 and the annular sleeve 2, the first pressure spring 3 can push the annular sleeve 2 to move downwards, a radial first blind hole 4 is formed in the inner wall of the annular sleeve 2, a first clamping block 5 is installed in the first blind hole 4, a first electromagnet 6 is installed at the bottom of the first blind hole 4, a power supply 29 for supplying power to the first electromagnet 6 is installed on the annular sleeve 2, the first electromagnet 6 is connected with a first switch 7 through a lead, the first switch 7 can be fixed on a finger of a rescuer, and the first switch 7 is pressed to enable the first electromagnet 6 to be electrified to generate suction force on the first clamping block 5; a second pressure spring 8 is arranged between the first fixture block 5 and the first electromagnet 6, a horizontal first annular groove 9 is formed in the upper end of the outer wall of the sleeve 1, and the inner end of the first fixture block 5 extends into the first annular groove 9 under the action of the second pressure spring 8; the lower end of the sleeve 1 is provided with a conical sleeve 10 sleeved on the outer wall of the sleeve, the small end of the conical sleeve 10 faces upwards, the lower end of the conical sleeve 10 is provided with a convex edge, a plurality of vertical through holes 11 are uniformly distributed on the upper circumference of the convex edge, a vertical rod 12 penetrates through each through hole 11, the lower end of each vertical rod 12 is provided with a horizontal arc-shaped plate 13, the end surface of the annular sleeve 2 is provided with a plurality of radial grooves 14 which are in one-to-one correspondence with the plurality of vertical rods 12, the upper end of each vertical rod 12 extends into the corresponding radial groove 14 and can slide along the groove, a protruding block 15 is fixed at the position, close to the upper end, of each vertical rod 12, and each protruding block 15 is in contact with the outer wall of the sleeve 1; after the annular sleeve 2 pushes the vertical rods 12 to move downwards until the protruding blocks 15 are contacted with the outer wall of the conical sleeve 10, the conical sleeve 10 gradually pushes the upper ends of the vertical rods 12 outwards so that the plurality of vertical rods 12 rotate around the through holes 11, and the lower ends of the plurality of vertical rods 12 and the plurality of arc-shaped plates 13 are all drawn inwards; the upper end of the sleeve 1 is connected with a fixing belt 16, and the device can be bound and fixed on the upper arm or the shoulder of the rescue worker.
Every the upper end of montant 12 all the symmetry open and to have two second blind holes 17, all install a second fixture block 18 in every second blind hole 17, all install a third pressure spring 19 between every second fixture block 18 and the second blind hole 17 bottom, all along length direction sawtooth 20 of having arranged on two lateral walls of every radial slot 14, two second fixture blocks 18 on every montant 12 are in the sawtooth 20 on the lateral wall of radial slot 14, make the upper end of montant 12 can only remove to the outer end direction of radial slot 14, thereby make the arc 13 of a plurality of montant 12 lower extremes close up in the centre just can not struggled open, thereby embrace the wrist of rescued person effectively.
The lower ends of the two side walls of each radial groove 14 are respectively fixed with a baffle 21, an interval for the vertical rod 12 to extend out is reserved between the two baffles 21, and the second fixture block 18 is blocked by the baffles 21 to prevent the vertical rod 12 from slipping out of the radial groove 14.
The inner wall of the conical sleeve 10 is provided with a plurality of radial third blind holes 22, a third clamping block 23 is installed in each third blind hole 22, a second electromagnet 24 is installed at the bottom of each third blind hole 22, the second electromagnet 24 is powered by a power supply 29, a fourth pressure spring 25 is installed between each third clamping block 23 and the corresponding second electromagnet 24, the lower end of the outer wall of the sleeve 1 is provided with a horizontal second annular groove 26, and the inner ends of the plurality of third clamping blocks 23 extend into the second annular groove 26 under the action of the fourth pressure spring 25, so that the conical sleeve 10 is clamped on the sleeve 1; the second electromagnet 24 is connected with a second switch 27 through a lead, the second switch 27 is fixed at a position where the upper side of the shoulder of the rescuer can be pressed by the chin, the second electromagnet 24 is electrified by pressing down the second switch 27, the second electromagnet 24 generates suction to the third clamping block 23, so that the third clamping block 23 is withdrawn from the second annular groove 26, and the conical sleeve 10 can fall off from the sleeve 1; when rescued people are not matched to threaten the safety of rescuers, the second switch 27 can be pressed to abandon rescue, and larger casualties are avoided.
The arc-shaped plate 13 is detachably arranged at the lower end of the vertical rod 12 through a screw, and the arc-shaped plate 13 is detached after rescue is finished, so that the device can be taken down from the arm of a rescued person.
The upper end of each arc-shaped plate 13 is attached with a rubber cushion 28, so that the wrist of the rescued person can be protected.
And a plurality of groups of first fixture blocks 5 are uniformly distributed on the circumference.
When the initial state, the annular sleeve 2 is located the upper end of the sleeve 1, the first clamping blocks 5 are clamped into the first annular groove 9 under the action of the second pressure spring 8, the annular sleeve 2 is positioned at the position, the protruding blocks 15 on the vertical rods 12 are in contact with the outer wall of the sleeve 1, and the arc-shaped plates 13 at the lower ends of the vertical rods 12 are distributed on the periphery of the sleeve 1 in an opening state.
When the device is used for rescue, a rescuer sleeves the inner barrel on the lower arm, extends the hand out of the lower end of the inner barrel, fixes the device on the upper arm or the shoulder by using the fixing belt 16, then ties the first switch 7 on the finger of the rescue hand, and fixes the second switch 27 on the shoulder at a position which can be pressed by the chin.
After the device is worn, a rescuer wears safety belts, safety ropes and other protective measures to reach a rescue position, grasps the hand of the rescued rescuer by the hand wearing the device, the first switch 7 on fingers of the rescuers is pressed to electrify the first electromagnet 6, the first electromagnet 6 generates suction to the first clamping block 5 so as to enable the first clamping block 5 to move towards the bottom of the first blind hole 4 under the action of the second pressure spring 8, the inner end of the first clamping block 5 withdraws from the first annular groove 9, the annular sleeve 2 pops downwards under the action of the first pressure spring 3, the annular sleeve 2 simultaneously pushes the vertical rods 12 to move downwards to be sleeved on an arm to be rescued, after the protruding block 15 is contacted with the outer wall of the conical sleeve 10, under the action of the conical sleeve 10, the annular sleeve 2 pushes the vertical rods 12 to move downwards continuously so that the upper ends of the vertical rods 12 move outwards along the radial grooves 14 to enable the vertical rods 12 to rotate around the positions of the through holes 11, the lower extreme of a plurality of montants 12 and the arc 13 on it draw close to the centre and hold the arm of the person being rescued, make the hand of the person being rescued can not take out from the arc 13, the arc 13 receives decurrent pulling force big more, the arc 13 is embraced tightly under the effect of toper cover 10, and simultaneously, the cooperation of second fixture block 18 and sawtooth 20 in the radial groove 14, make montant 12 upper end can not the inside slip, further guarantee that the arc 13 can not struggled open.
If the rescued person does not cooperate with rescue to threaten the safety of the rescued person, the rescued person can press the second switch 27 on the shoulder with the chin to electrify the second electromagnet 24 under the condition of completely losing the possibility of rescue, the second electromagnet 24 attracts the third clamping block 23 to ensure that the third clamping block 23 exits the second annular groove 26 by overcoming the action of the fourth pressure spring 25, the conical sleeve 10 and the annular sleeve 2 slip from the sleeve 1 after losing the acting point, and the rescued person is separated from the rescued person.
After the rescue is finished, the device is taken down from the arm of the rescuers, then the arc-shaped plate 13 is detached, the device is taken down from the arm of the rescuee, the annular sleeve 2 is lifted to the position of the first annular groove 9, the first clamping block 5 is popped out under the action of the second pressure spring 8 and clamped in the first annular groove 9 to complete the resetting of the annular sleeve 2, then the vertical rod 12 slides out of the outer end of the radial groove 14, two second clamping blocks 18 on the vertical rod 12 are pinched by two fingers, the upper end of the vertical rod 12 is loaded into the inner end of the radial groove 14 from the interval of the two baffle plates 21, and finally the arc-shaped plate 13 is loaded.
When the rescue is carried out, the arm of the rescued person can be fast and reliably grasped, so that the problem that the rescued person falls due to hand fatigue and wet slip in the traditional rescue mode is solved, the success rate of rescue can be effectively improved, meanwhile, the second switch 27 can be fast separated from the outer barrel, the threat of extreme conditions to the rescued person is avoided, and the life safety of the rescued person and the rescued person can be protected to the maximum extent.
Claims (7)
1. The falling rescue mechanical arm is characterized by comprising a vertical sleeve (1), wherein an annular sleeve (2) is coaxially sleeved outside the sleeve (1), a first pressure spring (3) is installed between the upper end of the sleeve (1) and the annular sleeve (2), the annular sleeve (2) can be pushed to move downwards by the first pressure spring (3), a radial first blind hole (4) is formed in the inner wall of the annular sleeve (2), a first clamping block (5) is installed in the first blind hole (4), a first electromagnet (6) is installed at the bottom of the first blind hole (4), a power supply (29) for supplying power to the first electromagnet (6) is installed on the annular sleeve (2), the first electromagnet (6) is connected with a first switch (7) through a lead, the first switch (7) can be fixed on the finger of a rescuer, and the first pressed switch (7) enables the first electromagnet (6) to be electrified to generate suction to the first clamping block (5); a second pressure spring (8) is arranged between the first clamping block (5) and the first electromagnet (6), a horizontal first annular groove (9) is formed in the upper end of the outer wall of the sleeve (1), and the inner end of the first clamping block (5) extends into the first annular groove (9) under the action of the second pressure spring (8); the lower end of the sleeve (1) is provided with a conical sleeve (10) sleeved on the outer wall of the sleeve, the small end of the conical sleeve (10) faces upwards, the lower end of the conical sleeve (10) is provided with a convex edge, a plurality of vertical through holes (11) are uniformly distributed on the convex edge along the upper circumference, a vertical rod (12) penetrates through each through hole (11), the lower end of each vertical rod (12) is provided with a horizontal arc-shaped plate (13), the end surface of the annular sleeve (2) is provided with a plurality of radial grooves (14) which are in one-to-one correspondence with the vertical rods (12), the upper end of each vertical rod (12) extends into the corresponding radial groove (14) and can slide along the groove, a protruding block (15) is fixed at the position, close to the upper end, of each vertical rod (12), and the protruding block (15) is in contact with the outer wall of the sleeve (1); after the annular sleeve (2) pushes the vertical rods (12) to move downwards until the protruding blocks (15) are contacted with the outer wall of the conical sleeve (10), the conical sleeve (10) can gradually push the upper ends of the vertical rods (12) outwards so that the vertical rods (12) rotate around the through holes (11), and the lower ends of the vertical rods (12) and the arc-shaped plates (13) are all drawn inwards; the upper end of the sleeve (1) is connected with a fixing band (16) which can be used for binding and fixing the device on the upper arm or shoulder of the rescue worker.
2. The mechanical arm for falling rescue according to claim 1, wherein the upper end of each vertical rod (12) is symmetrically provided with two second blind holes (17), each second blind hole (17) is internally provided with a second clamping block (18), a third pressure spring (19) is arranged between each second clamping block (18) and the bottom of the second blind hole (17), two side walls of each radial groove (14) are provided with sawteeth (20) along the length direction, and the two second clamping blocks (18) on each vertical rod (12) are clamped in the sawteeth (20) on the side walls of the radial grooves (14), so that the upper end of the vertical rod (12) can only move towards the outer end direction of the radial groove (14).
3. A fall rescue boom as claimed in claim 1, characterized in that a baffle (21) is fixed to the lower end of each of the two side walls of each radial slot (14), and a space is left between the two baffles (21) for the vertical rod (12) to extend.
4. The falling rescue mechanical arm according to claim 1, wherein a plurality of radial third blind holes (22) are formed in the inner wall of the conical sleeve (10), a third clamping block (23) is installed in each third blind hole (22), a second electromagnet (24) is installed at the bottom of each third blind hole (22), the second electromagnet (24) is powered by a power supply (29), a fourth pressure spring (25) is installed between each third clamping block (23) and each second electromagnet (24), a horizontal second annular groove (26) is formed in the lower end of the outer wall of the sleeve (1), and under the action of the fourth pressure spring (25), the inner ends of the third clamping blocks (23) extend into the second annular groove (26), so that the conical sleeve (10) is clamped on the sleeve (1); the second electromagnet (24) is connected with a second switch (27) through a lead, the second switch (27) is fixed at a position where the head on the upper side of the shoulder of the rescuer can be pressed by the chin, the second electromagnet (24) is electrified by pressing down the second switch (27), the second electromagnet (24) generates suction to the third clamping block (23), so that the third clamping block (23) is separated from the second annular groove (26), and the conical sleeve (10) can be separated from the sleeve (1).
5. A fall rescue arm as claimed in claim 1, wherein the arc plate (13) is detachably mounted on the lower end of the vertical rod (12) via screws, and the arc plate (13) is detached after rescue is completed to remove the device from the arm of the rescued person.
6. A fall rescue boom as claimed in claim 1, wherein the upper end of each arc-shaped plate (13) is fitted with a rubber cushion (28).
7. The mechanical arm for fall rescue according to claim 1, wherein the first blocks (5) are uniformly distributed in a plurality of groups on the circumference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010740811.0A CN111846152B (en) | 2020-07-29 | 2020-07-29 | Falling rescue mechanical arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010740811.0A CN111846152B (en) | 2020-07-29 | 2020-07-29 | Falling rescue mechanical arm |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111846152A CN111846152A (en) | 2020-10-30 |
| CN111846152B true CN111846152B (en) | 2022-04-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010740811.0A Active CN111846152B (en) | 2020-07-29 | 2020-07-29 | Falling rescue mechanical arm |
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| Country | Link |
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| CN (1) | CN111846152B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202097741U (en) * | 2010-09-14 | 2012-01-04 | 长春理工大学 | Mechanical hand used for deep well rescue |
| US10765896B2 (en) * | 2014-04-23 | 2020-09-08 | King Abdul Aziz City for Science and Technology (KACST) | Wells rescue device |
| CN105881542B (en) * | 2014-11-25 | 2019-11-15 | 路仲利 | A kind of deep well rescue machinery hand |
| CN106607886A (en) * | 2015-10-21 | 2017-05-03 | 张桂春 | Small-caliber deep well rescuing manipulator |
| CN205415641U (en) * | 2015-12-14 | 2016-08-03 | 刘永风 | Deep well rescuing device |
| CN205660741U (en) * | 2016-06-08 | 2016-10-26 | 孟繁春 | Portable manipulator |
| CN206795851U (en) * | 2017-06-05 | 2017-12-26 | 西安誉博机器人系统技术有限公司 | A kind of Underwell rescue device |
| CN109157773B (en) * | 2018-07-19 | 2020-12-18 | 安徽国星生物化学有限公司 | Deep well rescue device |
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2020
- 2020-07-29 CN CN202010740811.0A patent/CN111846152B/en active Active
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| CN111846152A (en) | 2020-10-30 |
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Effective date of registration: 20220324 Address after: No. 10, Yingbin Avenue, Dongtai Economic Development Zone, Yancheng City, Jiangsu Province Applicant after: DONGTAI GAOKE TECHNOLOGY INNOVATION PARK Co.,Ltd. Address before: Henan fire brigade, 158 Fuyuan Road, Jinshui District, Zhengzhou City, Henan Province, 450000 Applicant before: He Qiujin |
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Application publication date: 20201030 Assignee: Jiangsu Chuangqi Testing Technology Co.,Ltd. Assignor: DONGTAI GAOKE TECHNOLOGY INNOVATION PARK Co.,Ltd. Contract record no.: X2023980050142 Denomination of invention: A fall rescue robotic arm Granted publication date: 20220415 License type: Common License Record date: 20231206 |
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Application publication date: 20201030 Assignee: Kolbo Electromechanical Technology (Jiangsu) Co.,Ltd. Assignor: DONGTAI GAOKE TECHNOLOGY INNOVATION PARK Co.,Ltd. Contract record no.: X2024980012024 Denomination of invention: A falling rescue robotic arm Granted publication date: 20220415 License type: Common License Record date: 20240814 |
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Application publication date: 20201030 Assignee: Jiangsu Genchi Machinery Technology Co.,Ltd. Assignor: DONGTAI GAOKE TECHNOLOGY INNOVATION PARK Co.,Ltd. Contract record no.: X2024980012954 Denomination of invention: A falling rescue robotic arm Granted publication date: 20220415 License type: Common License Record date: 20240826 Application publication date: 20201030 Assignee: JIANGSU MEIHENG TEXTILE INDUSTRIAL Co.,Ltd. Assignor: DONGTAI GAOKE TECHNOLOGY INNOVATION PARK Co.,Ltd. Contract record no.: X2024980012939 Denomination of invention: A falling rescue robotic arm Granted publication date: 20220415 License type: Common License Record date: 20240826 |