CN116407791B - Multifunctional convenient rescue support - Google Patents
Multifunctional convenient rescue support Download PDFInfo
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- CN116407791B CN116407791B CN202310325894.0A CN202310325894A CN116407791B CN 116407791 B CN116407791 B CN 116407791B CN 202310325894 A CN202310325894 A CN 202310325894A CN 116407791 B CN116407791 B CN 116407791B
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- frame body
- support
- rescue
- main frame
- support column
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- 230000005540 biological transmission Effects 0.000 claims description 35
- 238000004804 winding Methods 0.000 claims description 35
- 230000000694 effects Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 244000025254 Cannabis sativa Species 0.000 description 1
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 1
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000009120 camo Nutrition 0.000 description 1
- 235000005607 chanvre indien Nutrition 0.000 description 1
- 239000011487 hemp Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B99/00—Subject matter not provided for in other groups of this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C5/00—Base supporting structures with legs
- B66C5/02—Fixed or travelling bridges or gantries, i.e. elongated structures of inverted L or of inverted U shape or tripods
- B66C5/025—Tripods
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Emergency Lowering Means (AREA)
Abstract
The invention relates to a multifunctional convenient rescue support, which relates to the field of supports and comprises a main support body and a plurality of support legs hinged to the main support body, wherein support columns are slidably arranged on the main support body, a driving assembly for driving the support columns to slide along the vertical direction is arranged on the main support body, one hinged end of each support leg and the main support body is connected with a push rod, the part of each support column positioned at the lower end of the main support body is reduced towards the direction away from the main support body, namely, a plurality of caulking grooves are formed in the circumferential side wall of each support column exposed out of the main support body, the end parts of the push rods are embedded in the caulking grooves, and the caulking grooves are distributed at intervals along the length direction of each support column. According to the invention, the support column is arranged, the caulking groove is used for continuously embedding the ejector rod, so that the support column slides downwards and then abuts against the ejector rod to drive the frame legs to open simultaneously, the frame legs open at the same angle, the time for constructing the rescue support is shortened, and the rescue time is shortened, so that the rescue support has the effect of being convenient for constructing the rescue support.
Description
Technical Field
The invention relates to the field of brackets, in particular to a multifunctional convenient rescue bracket.
Background
The rescue support is a tripod for deep wells, high-rise buildings and other high-rise rescue to obtain the whole process of implementing rescue actions, and the use of the rescue support is very common in the rescue process so as to cope with complex rescue environments.
At present, rescue supports are built under the condition of relatively flat topography, in the process of building, rescue support legs are required to be assembled and unfolded one by one, meanwhile, proper supporting points and supporting feet are found on the ground, and rescue ropes can be vertically downwards. And when the rescue support is built, one support leg is respectively unfolded to level the whole support, so that the time for stably building the rescue support is relatively time-consuming, the whole rescue time is increased, and the rescue support is relatively troublesome.
Disclosure of Invention
Aiming at the problems of the existing rescue support in the building and application process, the invention aims to provide the multifunctional convenient rescue support, which can realize the rapid building of the rescue support and form the optimal use state rapidly.
In order to achieve the purpose, the multifunctional convenient rescue bracket provided by the invention specifically adopts the following technical scheme:
this multi-functional convenient rescue support, including the body support body, a plurality of articulated in frame leg on the body support body, slide on the body support body and be provided with the support column, be provided with the drive on the body support body the support column is along the gliding drive assembly of vertical direction, frame leg and body support body articulated one end are connected with the ejector pin, the support column is located the direction shrink of body support body lower extreme towards keeping away from the body support body, promptly the support column exposes a plurality of caulking grooves have been seted up on the circumference lateral wall of body support body, caulking groove supplies ejector pin tip embedding, the caulking groove is along the length direction interval distribution of support column.
Through adopting above-mentioned technical scheme, when putting up the rescue support, start drive assembly, drive assembly drives the support column and slides downwards along vertical direction. And then the supporting column slides downwards to push the ejector rod to rotate downwards, and the ejector rod is pushed by the supporting column to slide out of the caulking groove so as to drive the frame legs to be mutually far away and open at the same time. Along with the downward sliding of the support column, the ejector rod continuously slides through the caulking groove and is turned into the caulking groove at the upper end of the support column. And after the frame legs are opened to a proper angle, the driving assembly stops driving, the ejector rod is rotated into the caulking groove, and the rotation of the frame legs is limited, so that the frame legs are opened simultaneously. Therefore, through setting up the support column, utilize the caulking groove to supply the continuous embedding of ejector pin for support post gliding back supports and moves the ejector pin and drive the frame leg and open simultaneously, makes the frame leg open the same angle, reduces the time of rescue support construction, and then shortens the rescue time, thereby is convenient for rescue support's construction.
In an example of the present invention, the caulking groove extends in a ring shape along a circumferential direction of the support column, a through groove for communicating a plurality of caulking grooves is formed on a circumferential side wall of the support column, the through groove extends along a length direction of the support column, the through groove allows the ejector rod to slide relative to the support column, and the support column also rotates in the main frame.
Through adopting above-mentioned technical scheme, when needs pack up the frame leg, rotate the support column for the ejector pin rotates in the caulking groove relative support column, until the support column rotates and is located logical inslot with the ejector pin. Then the driving component drives the support column to slide into the main frame body, so that the ejector rod is reset to the lower end of the support column. And then the support column is rotated, so that the ejector rod is positioned in the caulking groove, and the storage and the reset of the frame legs are realized, thereby facilitating the opening, the fixing and the folding and the reset of the frame legs.
In an example of the present invention, the main frame body is provided with a fixed column above the support column, the bottom wall of the fixed column is fixedly connected with a plurality of guide columns, and the support column is provided with a guide groove for sliding of the guide columns.
Through adopting above-mentioned technical scheme, when the support column slides on the body frame, drive assembly drive support column is close to or keeps away from for the fixed column for the guide post slides in the guide way for the support column. The support column is limited to rotate in the main frame body, the driving assembly is convenient to drive the support column to slide in the main frame body, and then the ejector rod is convenient to be clamped into the caulking groove on the support column, which is close to the fixed column.
In an example of the present invention, the driving assembly includes an auxiliary frame body rotatably sleeved on the main frame body, a driving ring rotatably connected in the main frame body and sleeved on the supporting column, and a driving member disposed between the main frame body and the auxiliary frame body, wherein the driving ring is in threaded connection with the supporting column, and the driving member is used for driving the driving ring to rotate along with the rotation of the auxiliary frame body.
Through adopting above-mentioned technical scheme, when the drive support column slides, rotate the subframe body, the subframe body rotates the back and drives the drive ring through the driving medium and rotate, because drive ring and support column threaded connection, the support column is along vertical direction for the body frame body removal under the rotation of drive ring. The supporting columns slide downwards to push the ejector rods to be away from each other, so that the frame legs are driven to be away from and open simultaneously, and the main frame body is supported and fixed. Therefore, by arranging the auxiliary frame body and the driving ring and utilizing the power transmitted by the driving piece, the rotation of the auxiliary frame body is transmitted to the driving ring, so that the support column slides along the vertical direction under the threaded connection, and the support column is convenient to jack the ejector rod and simultaneously open the frame legs.
In an example of the present invention, the driving member includes a toothed ring disposed on a bottom wall of the sub-frame, and a plurality of driving gears rotatably connected to the main frame, wherein circumferential side walls of the driving gears are meshed with the toothed ring, rotation axes of the driving gears are perpendicular to each other, conical teeth are disposed on an end face of the driving gears, and driving racks meshed with the conical teeth are disposed on an outer wall of the driving ring.
Through adopting above-mentioned technical scheme, when the drive support column slides, the auxiliary frame body drives the ring gear and rotates for the body frame body after rotating, and the ring gear drives drive gear after body frame body roof rotates and rotates, and drive gear rotates the back through the meshing of awl tooth and drive rack, and then drives the drive ring and rotate. The driving ring rotates to drive the support column to slide, so that the support column slides out of the main frame body or slides into the main frame body. Therefore, through the engagement among the toothed ring, the transmission gear, the bevel gear and the transmission rack, the rotation of the auxiliary frame body is realized to drive the transmission ring to rotate, so that the fixing column can be fixed with the main frame body when the transmission ring is driven to rotate, and the fixing column is kept motionless when the driving support column slides.
In an example of the present invention, after the guide post slides out of the guide groove, the driving ring and the support post are separated from threaded connection, a stopper is provided in the main frame, a limiting groove for the relative sliding of the stopper is provided on a circumferential side wall of the support post, the limiting groove and the stopper are abutted to limit the support post to separate from the main frame, and a rotating groove for the rotation of the stopper relative to the support post is provided at an upper end of the limiting groove.
Through adopting above-mentioned technical scheme, when the subframe body rotates, through the transmission between ring gear, drive gear, awl tooth, the drive rack, drive the support column and continue to slide outside the body frame for after the guide post slides out the guide way for the support column, the threaded connection of drive ring and support column is relieved. At the moment, the limiting block is abutted against the groove wall of the limiting groove to limit the supporting column to be separated from the main frame body, and the auxiliary frame body is continuously rotated to roll and unreel the rescue rope. Until the frame leg needs to be stored, the support column is rotated, the limiting block is rotated into the rotating groove, the through groove on the support column is aligned with the ejector rod, and the ejector rod is positioned in the through groove to supply the frame leg to rotate, so that the frame leg can be stored conveniently.
In an example of the invention, a plurality of rope winding rollers are rotatably connected in the auxiliary frame body, the rope winding rollers are uniformly distributed along the circumferential direction of the fixed column, the rope winding rollers are wound with rescue ropes, through holes for the rescue ropes to twist and pass through are formed in the fixed column, and the through holes pass through the support column along the vertical direction.
Through adopting above-mentioned technical scheme, when carrying out the rescue, will rescue the rope and descend and rescue, the frame leg has opened and has supported this moment, and the support column breaks away from the guide post, also breaks away from the drive ring simultaneously, and the rotation of subframe body does not cause the influence to the support column this moment. The rescue rope passes through the fixed column and the support column from the through hole, and the rope winding roller is rotated to unwind the rescue rope. The unreeled rescue rope passes through the through hole to be unreeled, so that rescue can be conveniently implemented in the deep well. Therefore, by arranging the rope winding roller and the rescue rope, the rescue rope is unreeled from the fixed column and the support column by unreeling of the rope winding roller, so that the rescue rope is vertically and downwards unreeled, and rescue is conveniently carried out in a deep well.
In an example of the invention, the lower end of the rope winding roller is coaxially connected with a driving gear, and a driving rack meshed with the driving gear is arranged on the circumferential side wall of the fixed column.
Through adopting above-mentioned technical scheme, when the rope roller unreels, rotate the subframe body, the subframe body drives a plurality of rope rollers and rotates round the fixed column, just drives the rope roller after the driving gear of rope roller lower extreme and initiative rack meshing. The rope winding roller rotates around the fixed column along with the auxiliary frame body, so that the rescue rope is conveniently unreeled from the rope winding roller and unreeled from the through hole, and rescue rope is unreeled for rescue under the rotation of the auxiliary frame body.
When the rope winding roller winds, the auxiliary frame body is reversely rotated, the auxiliary frame body drives the rope winding roller to rotate around the fixed column, and the rope winding roller rotates to wind up the rescue rope so as to lift up the rescue personnel below the rescue rope. The rescue rope can be pulled up by rotating the auxiliary frame body, so that the rescue speed is increased. The auxiliary frame body can be rotated to drive the support column to slide, and meanwhile, the rescue rope can be unreeled and rolled, so that the versatility of the rescue support is reflected.
Therefore, by arranging the driving gear and the driving rack, the auxiliary frame body rotates to drive the rope winding roller to automatically rotate by utilizing the meshing of the driving gear and the driving rack, so that the rescue rope can be conveniently and automatically unreeled out of the main frame body.
In one embodiment of the invention, a wire guide frame corresponding to the rope winding rollers one by one is arranged in the auxiliary frame body, one end of the wire guide frame, which is far away from the rope winding rollers, is rotationally connected with the wire winding rollers, and the rescue rope passes through the wire winding rollers and then enters the through holes.
Through adopting above-mentioned technical scheme, when unreeling and rolling the rescue rope on the rope winding roller, the auxiliary frame rotates on the main frame body, drives the rope winding roller and rotates, and the rescue rope gets into the through-hole after passing through the wire guide roller to get into the through-hole after passing through the support of wire guide roller with the rescue rope. The damage to the friction of the rescue ropes and the upper ends of the fixed columns is reduced, and meanwhile, the knotting condition of the rescue ropes is reduced, so that the winding and unwinding fluency of the rescue ropes is improved.
In one embodiment of the invention, the upper end of the fixing column is provided with a ring groove for sliding the end part of the wire roller, and the inner wall of the through hole, which is close to the wire roller, is provided with a bearing for passing through after the rescue ropes are stranded.
Through adopting above-mentioned technical scheme, when unreeling the rescue rope, after the rescue rope passes through the wire roller, in entering the bearing, the wire roller drives the lead frame with the subframe body and rotates for the fixed column, and the wire roller on the lead frame slides in the annular promptly to support the end of lead frame. And after the unreeled rescue rope enters the bearing, the unreeled rescue rope is stranded in the bearing along with the sliding of the wire guide roller in the ring groove, so that the strength of the unreeled rescue rope is increased, and the rescue safety of the rescue support is enhanced.
In summary, compared with the existing scheme, the scheme provided by the invention has at least one of the following beneficial technical effects:
1. by arranging the support column, the caulking groove is used for continuously embedding the ejector rod, so that the support column is propped against the ejector rod to drive the frame legs to open simultaneously after sliding downwards, the frame legs open at the same angle, the time for constructing the rescue support is shortened, the rescue time is shortened, and the construction of the rescue support is facilitated;
2. through the through groove, the ejector rod is positioned in the caulking groove and rotates to the through groove, so that the storage and the reset of the frame legs are realized, and the frame legs are conveniently opened, fixed and folded for reset;
3. the auxiliary frame body and the driving ring are arranged, and the driving piece is utilized to transmit power, so that the rotation of the auxiliary frame body is transmitted to the driving ring, the support column slides along the vertical direction under the threaded connection, and the support column is convenient to jack the ejector rod and simultaneously open the frame legs;
4. through setting up the meshing between ring gear, drive gear, awl tooth, the drive rack, realize that the rotation of subframe body drives the drive ring and rotates to the fixed column can be fixed with the body frame body when driving the drive ring pivoted, thereby keeps the fixed column motionless when being convenient for drive support column slides.
Drawings
Fig. 1 is a schematic overall structure of an embodiment of the present invention.
FIG. 2 is a schematic cross-sectional view of an embodiment of the present invention showing a support column.
Fig. 3 is a schematic view showing the structure of the sub-frame according to the embodiment of the present invention.
Reference numerals illustrate: 1. a main frame body; 11. fixing the column; 111. a through hole; 112. a driving rack; 113. a bearing; 114. a ring groove; 115. a guide post; 12. a support column; 121. a guide groove; 122. a limit groove; 123. a rotating groove; 124. a caulking groove; 125. a through groove; 13. a limiting block; 14. a drive ring; 141. a drive rack; 15. a transmission member; 151. a toothed ring; 152. a transmission gear; 153. bevel gear; 2. a sub-frame body; 21. a handle; 22. a rope winding roller; 221. a drive gear; 23. rescue ropes; 24. a lead frame; 241. a wire guide roller; 3. a frame leg; 31. and (5) a push rod.
Detailed Description
The invention is further described with reference to the following detailed drawings in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the implementation of the invention easy to understand.
Referring to fig. 1 to 3, an exemplary configuration of a multifunctional portable rescue support according to the present embodiment is shown.
First, referring to fig. 1, the multifunctional portable rescue bracket provided in this example includes a main frame body 1, an auxiliary frame body 2, and a plurality of frame legs 3. The auxiliary frame body 2 is rotatably connected to the main frame body 1, and the frame legs 3 are hinged to the bottom of the main frame body 1, wherein the number of the frame legs 3 is four in the embodiment of the invention. The circumferential side wall of the auxiliary frame body 2 is hinged with a handle 21, and the hinge axis of the handle 21 extends along the horizontal direction so as to grasp the handle 21 to drive the auxiliary frame body 2 to rotate.
Referring to fig. 2, a dovetail block is integrally formed on the bottom wall of the sub-frame 2, a dovetail groove matched with the dovetail block is formed on the top wall of the main frame 1, the sub-frame 2 is rotationally connected with the main frame 1 by sliding the dovetail block in the dovetail groove, and the dovetail block may be annular.
Referring to fig. 2 and 3, a fixing column 11 is fixedly connected to the main frame 1, and a cavity into which the fixing column 11 extends is formed in the sub frame 2. The main frame body 1 is also internally provided with a support column 12 positioned below the fixed column 11, and the lower end of the support column 12 extends out of the bottom wall of the main frame body 1. A plurality of rope winding rollers 22 are rotatably connected to the auxiliary frame body 2, and the rotation shafts of the rope winding rollers 22 extend in the vertical direction, and the number of the rope winding rollers 22 is four in the embodiment of the invention.
Referring to fig. 2 and 3, the rope winding rollers 22 are uniformly distributed around the circumferential direction of the fixed column 11 in the cavity of the subframe body 2, and the rope winding rollers 22 are wound with rescue ropes 23, wherein the rescue ropes 23 can be steel ropes or hemp ropes. Through holes 111 for the rescue ropes 23 to pass through are formed in the fixed columns 11 and the support columns 12, the rescue ropes 23 are transmitted in from the upper ends of the fixed columns 11, and the lower ends of the support columns 12 are penetrated out.
Referring to fig. 2 and 3, a driving gear 221 is coaxially connected to the lower end of the rope roller 22, and the driving gear 221 rotates in the cavity of the sub-frame 2 together with the rope roller 22. A circle of driving racks 112 are arranged on the circumferential side wall of the fixed column 11, and the driving racks 112 are meshed with the driving gear 221. That is, when the sub-frame 2 drives the rope roller 22 to rotate around the fixed column 11, the rope roller 22 also rotates by the engagement of the driving gear 221 and the driving rack 112, so that the rescue rope 23 is wound and unwound.
Referring to fig. 2 and 3, the upper ends of the fixing posts 11 taper in a direction away from the main frame body 1, i.e., the circumferential side walls of the fixing posts 11 are curved in an arc shape. The top wall of the cavity in the subframe body 2 is fixedly connected with a lead frame 24, and the lead frame 24 extends to the upper end of the fixed column 11 in an inclined mode. The lead frame 24 extends to the upper end of the fixed column 11 and is rotationally connected with the lead roller 241, the rescue rope 23 bypasses the guide roller and then enters the through hole 111, the bearing 113 for the rescue rope 23 to pass through is fixed in the through hole 111, friction between the rescue rope 23 and the fixed column 11 is reduced, and meanwhile the rescue rope 23 entering the through hole 111 can be stranded.
Referring to fig. 2 and 3, the top end of the fixing post 11 is provided with a ring groove 114 for sliding the end of the wire roller 241, so that when the wire frame 24 and the rope winding roller 22 rotate together relative to the fixing post 11, the end of the wire frame 24 can be supported by the fixing post 11, and the stability of the wire roller 241 for guiding the rescue rope 23 is enhanced.
Referring to fig. 2, the support column 12 slides in the main frame 1 in the vertical direction, and simultaneously the support column 12 also rotates in the main frame 1, and a plurality of guide columns 115 are fixedly connected to the bottom wall of the fixed column 11. The guide posts 115 are uniformly distributed along the circumferential direction of the through hole 111, the top wall of the support column 12 is provided with guide grooves 121 into which the guide posts 115 slide to guide the sliding of the support column 12, and the guide posts 115 can also limit the support column 12 to rotate in the main frame 1 in the guide grooves 121.
Referring to fig. 2, a plurality of limiting blocks 13 are fixedly connected in the main frame body 1, and limiting grooves 122 extending along the vertical direction are formed in the circumferential side walls of the supporting columns 12. The limiting block 13 slides in the limiting groove 122, and when the supporting column 12 slides down to the maximum position, the limiting block 13 abuts against the top wall of the limiting groove 122, so as to limit the supporting column 12 to be completely separated from the main frame body 1.
Referring to fig. 2, a rotation groove 123 communicating with the upper end of the limit groove 122 is formed in the circumferential side wall of the support column 12, and the rotation groove 123 is used for rotating the limit block 13 and only for rotating the support column 12 ninety degrees in the main frame 1.
Referring to fig. 2, the lower end of the support column 12 exposing the main frame body 1 tapers in a direction away from the main frame body 1 such that the lower end of the support column 12 tapers. The circumferential side wall of the support column 12 exposed out of the main frame body 1 is provided with a plurality of caulking grooves 124, the caulking grooves 124 are uniformly distributed at intervals along the sliding direction of the support column 12, and the caulking grooves 124 extend along the circumferential direction of the support column 12 to form a ring shape. One end of the frame leg 3 hinged with the main frame body 1 is connected with a push rod 31, the rod diameter of the push rod 31 is gradually reduced towards the direction away from the frame leg 3, and the push rod 31 and the frame leg 3 synchronously rotate.
Referring to fig. 2 and 3, the circumferential side wall of the support column 12 exposed out of the main frame body 1 is further provided with a plurality of through grooves 125 for communicating with the caulking grooves 124, the number of the through grooves 125 is four in the embodiment of the invention, and one end of the ejector rod 31 far away from the frame leg 3 is embedded into the caulking grooves 124 to limit the rotation of the ejector rod 31, thereby realizing the fixation of the frame leg 3 and supporting the main frame body 1. A through slot 125 is provided in the support column 12 between two adjacent legs 3. The through groove 125 extends along the length direction of the support column 12, so that when the limiting block 13 rotates to the bottom of the rotating groove 123, the notch of the through groove 125 on the support column 12 is aligned with the ejector rod 31, and at the moment, the ejector rod 31 is located in the through groove 125 and can rotate, and the ejector rod 31 is convenient to drive the frame leg 3 to rotate, so that the ejector rod 31 is reset.
Referring to fig. 2 and 3, a driving assembly for driving the support column 12 to slide along a vertical direction is installed in the main frame body 1, the sub-frame body 2 belongs to the driving assembly, and the driving assembly comprises a transmission ring 14 rotatably connected in the main frame body 1 and sleeved on the support column 12, and a transmission member 15 installed between the main frame body 1 and the sub-frame body 2. The inner wall of the driving ring 14 is in threaded connection with the outer wall of the support column 12, and the driving member 15 is used for driving the driving ring 14 to rotate along with the rotation of the subframe body 2. After the driving ring 14 rotates, the supporting column 12 is driven to slide downwards through the threaded connection, so that the supporting column 12 props against the ejector rods 31 to slide through the embedded grooves 124 continuously, and the frame legs 3 are opened and fixed.
Referring to fig. 2 and 3, the transmission member 15 includes a toothed ring 151 fixedly connected to the bottom wall of the sub-frame 2, and a plurality of transmission gears 152 rotatably connected to the inside of the main frame 1, and the number of transmission gears 152 is selected to be two in the embodiment of the present invention. The toothed ring 151 is embedded in the sub-frame 2 so that the sub-frame 2 can rotate on the main frame 1. The rotation axis of the transmission gear 152 extends in the horizontal direction, i.e. the transmission gear 152 is located on both sides of the toothed ring 151, respectively.
Referring to fig. 2 and 3, a circle of bevel gears 153 is fixed on a section of the transmission gear 152 facing the support column 12, and a transmission rack 141 engaged with the bevel gears 153 is formed on a circumferential side wall of the transmission ring 14, that is, a lower end of the bevel gears 153 is engaged with an upper end of the transmission rack 141. So that the auxiliary frame body 2 rotates to drive the driving ring 14 to rotate through the meshing transmission of the toothed ring 151, the transmission gear 152, the bevel gear 153 and the transmission gear rack 141, and the support column 12 slides in the main frame body 1 along the vertical direction.
Referring to fig. 2 and 3, after the guide post 115 is separated from the guide groove 121, the driving ring 14 is separated from the threaded connection with the support post 12, and at this time, the limiting block 13 abuts against the groove wall of the limiting groove 122 to limit the support post 12 from separating from the main frame body 1, so as to facilitate the continuous rotation of the auxiliary frame body 2 to wind up and unwind the rescue rope 23.
Referring to fig. 2 and 3, when the frame leg 3 is stored, the support column 12 is rotated, so that the limiting block 13 is located in the limiting groove 122 and slides to the notch of the rotating groove 123 relative to the support column 12, the limiting block 13 is rotated into the rotating groove 123 by the rotation of the support column 12, so that the ejector rod 31 is rotated into the through groove 125 from the caulking groove 124, the frame leg 3 is conveniently driven to rotate out of the through groove 125, and the influence of the ejector rod 31 on the upward sliding of the support column 12 is relieved. And then the support column 12 is rotated, the limiting block 13 is rotated into the limiting groove 122, at the moment, the notch of the through groove 125 of the support column 12 deviates from the ejector rod 31, and along with the rotation of the support column 12, the support column 12 is in threaded connection with the driving ring 14 again, and the support column 12 can be driven to slide into the main frame body 1 through the rotating auxiliary frame body 2 to realize resetting.
The application implementation process of the multifunctional convenient rescue bracket provided by the embodiment of the invention is further described below by combining the above structural schemes.
As shown in fig. 1 to 3, when rescue is performed, the rotary handle 21 drives the sub-frame 2 to rotate, and the sub-frame 2 drives the driving ring 14 to rotate through the toothed ring 151, the driving gear 152, the bevel gear 153 and the driving rack 141, so as to drive the supporting column 12 to slide downwards through the threaded connection of the driving ring 14 and the supporting column 12. After the support column 12 slides downwards, the ejector rod 31 is continuously abutted against the groove wall of the caulking groove 124, and the frame legs 3 are driven to be opened and fixed simultaneously, so that the frame legs 3 are opened at the same angle, the time for constructing the rescue support is shortened, the rescue time is shortened, and the construction of the rescue support is facilitated. Until the guide post 115 is separated from the guide groove 121, the support post 12 is separated from the threaded connection of the drive ring 14, the limiting block 13 abuts against the groove wall of the limiting groove 122 to limit the support post 12 to be separated from the main frame body 1, and at this time, the support post 12 does not influence the rotation of the drive ring 14.
So as to continue to rotate the sub-frame 2, so that the rope winding roller 22 rotates through the engagement of the driving gear 221 and the driving rack 112, and unwinds the rescue rope 23, so that the rescue rope 23 is unwound from the through hole 111 and then rescue is implemented.
And when the rescue rope 23 is required to be lifted and wound, the auxiliary frame body 2 is reversely rotated to drive the rope winding roller 22 to wind the rescue rope 23. After the person is saved, the support column 12 is rotated, so that the limiting block 13 is rotated into the rotating groove 123, and the ejector rod 31 is positioned in the through groove 125, so that the sliding of the support column 12 is not influenced. Then rotate support column 12 and make stopper 13 be located spacing inslot 122 to reverse subframe body 2 for drive ring 14 and support column 12 threaded connection once more, and guide slot 121 aligns guide post 115, and the support column 12 is received in main frame body 1 once more to the reverse subframe body 2 of being convenient for, drives ejector pin 31 and frame leg 3 simultaneously and draws in.
The above embodiments are not intended to limit the scope of the present invention, so: all equivalent changes in structure, shape and principle of the invention should be covered in the scope of protection of the invention.
Claims (5)
1. The utility model provides a multi-functional convenient rescue support which characterized in that: the novel lifting frame comprises a main frame body (1) and a plurality of frame legs (3) hinged to the main frame body (1), wherein support columns (12) are slidably arranged on the main frame body (1), driving components for driving the support columns (12) to slide along the vertical direction are arranged on the main frame body (1), one hinged end of each frame leg (3) and one hinged end of each main frame body (1) are connected with a push rod (31), the parts, located at the lower ends of the main frame body (1), of the support columns (12) are reduced towards the direction away from the main frame body (1), namely, a plurality of caulking grooves (124) are formed in the circumferential side walls, exposed out of the main frame body (1), of the support columns (12), the end parts of the caulking grooves (124) are embedded in the end parts of the push rods (31), and the caulking grooves (124) are distributed at intervals along the length direction of the support columns (12). The main frame body (1) is provided with a fixed column (11) positioned above a support column (12), the bottom wall of the fixed column (11) is fixedly connected with a plurality of guide columns (115), and the support column (12) is provided with a guide groove (121) for the guide columns (115) to slide; the driving assembly comprises an auxiliary frame body (2) rotationally sleeved on the main frame body (1), a transmission ring (14) rotationally connected in the main frame body (1) and sleeved on the support column (12), and a transmission piece (15) arranged between the main frame body (1) and the auxiliary frame body (2), wherein the transmission ring (14) is in threaded connection with the support column (12), and the transmission piece (15) is used for driving the transmission ring (14) to rotate along with the rotation of the auxiliary frame body (2); the transmission part (15) comprises a toothed ring (151) arranged on the bottom wall of the auxiliary frame body (2), and a plurality of transmission gears (152) rotatably connected in the main frame body (1), wherein the circumferential side wall of each transmission gear (152) is meshed with the toothed ring (151), the rotation axes of each transmission gear (152) and each transmission ring (14) are mutually perpendicular, conical teeth (153) are arranged on the end face of each transmission gear (152), and transmission racks (141) meshed with the conical teeth (153) are arranged on the outer wall of each transmission ring (14); after the guide post (115) slides out of the guide groove (121), the transmission ring (14) is in threaded connection with the support post (12), a limiting block (13) is arranged in the main frame body (1), a limiting groove (122) for the relative sliding of the limiting block (13) is formed in the circumferential side wall of the support post (12), the limiting groove (122) and the limiting block (13) are abutted to limit the support post (12) to be separated from the main frame body (1), and a rotating groove (123) for the rotation of the limiting block (13) relative to the support post (12) is formed in the upper end of the limiting groove (122); the auxiliary frame body (2) is rotationally connected with a plurality of rope winding rollers (22), the rope winding rollers (22) are uniformly distributed along the circumferential direction of the fixed column (11), rescue ropes (23) are wound on the rope winding rollers (22), through holes (111) for the rescue ropes (23) to ply and pass through are formed in the fixed column (11), and the through holes (111) penetrate through the support columns (12) along the vertical direction.
2. The multifunctional portable rescue support according to claim 1, wherein: the caulking groove (124) extends into a ring shape along the circumferential direction of the support column (12), a through groove (125) for communicating a plurality of caulking grooves (124) is formed in the circumferential side wall of the support column (12), the through groove (125) extends along the length direction of the support column (12), the through groove (125) is used for enabling the ejector rod (31) to slide relative to the support column (12), and the support column (12) also rotates in the main frame body (1).
3. The multifunctional portable rescue support according to claim 1, wherein: the lower end of the rope winding roller (22) is coaxially connected with a driving gear (221), and a driving rack (112) meshed with the driving gear (221) is arranged on the circumferential side wall of the fixed column (11).
4. The multifunctional portable rescue support according to claim 1, wherein: lead frames (24) corresponding to the rope winding rollers (22) one by one are arranged in the auxiliary frame body (2), one ends, far away from the rope winding rollers (22), of the lead frames (24) are rotatably connected with lead rollers (241), and rescue ropes (23) penetrate through the lead rollers (241) and then enter the through holes (111).
5. The multifunctional portable rescue support according to claim 4, wherein: the upper end of the fixed column (11) is provided with a ring groove (114) for sliding the end part of the wire guide roller (241), and a bearing (113) for passing through the stranded rescue rope (23) is arranged on the inner wall of the through hole (111) close to the wire guide roller (241).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310325894.0A CN116407791B (en) | 2023-03-29 | 2023-03-29 | Multifunctional convenient rescue support |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310325894.0A CN116407791B (en) | 2023-03-29 | 2023-03-29 | Multifunctional convenient rescue support |
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| CN116407791A CN116407791A (en) | 2023-07-11 |
| CN116407791B true CN116407791B (en) | 2023-11-07 |
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| US3703218A (en) * | 1970-07-20 | 1972-11-21 | Otto Brda | Rescuing device |
| JPH08257153A (en) * | 1995-03-27 | 1996-10-08 | Kawaju Koji Kk | Rescue rope apparatus |
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| CN210735997U (en) * | 2019-09-30 | 2020-06-12 | 北京虹林泰电气工程有限公司 | Novel rescue tripod |
| KR102170268B1 (en) * | 2019-07-12 | 2020-10-28 | 박동규 | Puller For Salvage |
| CN114607453A (en) * | 2022-03-17 | 2022-06-10 | 青阳县来龙方解石矿业有限责任公司 | Underground safety rescue device and rescue method |
| CN114992598A (en) * | 2022-07-09 | 2022-09-02 | 深圳华源霸科技有限公司 | Emergency rescue user external illuminating lamp based on vital sign detection |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170166422A1 (en) * | 2015-12-14 | 2017-06-15 | Goodrich Corporation | Translating body rescue hoist |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3703218A (en) * | 1970-07-20 | 1972-11-21 | Otto Brda | Rescuing device |
| JPH08257153A (en) * | 1995-03-27 | 1996-10-08 | Kawaju Koji Kk | Rescue rope apparatus |
| CN106581888A (en) * | 2016-12-19 | 2017-04-26 | 陈雨晴 | Emergency well falling rescue device |
| KR102170268B1 (en) * | 2019-07-12 | 2020-10-28 | 박동규 | Puller For Salvage |
| CN210735997U (en) * | 2019-09-30 | 2020-06-12 | 北京虹林泰电气工程有限公司 | Novel rescue tripod |
| CN114607453A (en) * | 2022-03-17 | 2022-06-10 | 青阳县来龙方解石矿业有限责任公司 | Underground safety rescue device and rescue method |
| CN114992598A (en) * | 2022-07-09 | 2022-09-02 | 深圳华源霸科技有限公司 | Emergency rescue user external illuminating lamp based on vital sign detection |
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|---|---|
| CN116407791A (en) | 2023-07-11 |
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