CN105905829B - A kind of rescue aid of three hand folding bridge-types - Google Patents
A kind of rescue aid of three hand folding bridge-types Download PDFInfo
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- CN105905829B CN105905829B CN201610364365.1A CN201610364365A CN105905829B CN 105905829 B CN105905829 B CN 105905829B CN 201610364365 A CN201610364365 A CN 201610364365A CN 105905829 B CN105905829 B CN 105905829B
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- 229920001971 elastomer Polymers 0.000 claims description 9
- 239000000806 elastomer Substances 0.000 claims description 9
- 210000000515 tooth Anatomy 0.000 claims 23
- 238000010586 diagram Methods 0.000 description 18
- 230000000694 effects Effects 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
- B66F3/08—Devices, e.g. jacks, adapted for uninterrupted lifting of loads screw operated
- B66F3/10—Devices, e.g. jacks, adapted for uninterrupted lifting of loads screw operated with telescopic sleeves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
- B66F3/08—Devices, e.g. jacks, adapted for uninterrupted lifting of loads screw operated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
- B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/10—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
- B66F7/12—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by mechanical jacks
- B66F7/14—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by mechanical jacks screw operated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F2700/00—Lifting apparatus
- B66F2700/09—Other lifting devices
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Emergency Lowering Means (AREA)
Abstract
A kind of rescue aid of three hand folding bridge-types, there is the emergency rescue device of the quick support of the energy load-bearing of the automobile rescue of three sections of foldable platforms on more particularly to a kind of top for the hand-rail type jack for having an expansion link, expansion link between platform and hydraulic jack, the outer tube body interior of expansion link has four groups of tooth form protrusions, the equipment can be rescued by independent operation to realize self, greatly save manpower, financial resources and time, the equipment supports the wheel of vehicle by three sections of foldable platforms on jack, succoured to complete self in the direction in length and breadth for adjusting three sections of foldable platforms, vehicle can be with longitudinal translation and transverse translation by three sections of foldable platforms, realize safe operation, it is laborsaving, reach purpose easy to operation, practicality is big.
Description
Technical field
The present invention relates to a kind of rescue aid of three hand folding bridge-types, more particularly to a kind of hand-rail type thousand for having expansion link
There is the emergency rescue device of the quick support of the energy load-bearing of the automobile rescue of three sections of foldable platforms on the top on jin top.
Background technology
In vehicle driving process, one of wheel can be run into or two of which wheel falls into the accident of ditch, bank, even
Wheel uses the accident on road surface, because road surface He Gou, bank bottom drop are more than very heavy heights of roofs, in such case it is difficult to sue and labour.
Especially in the wild, the situation of the independent self-driving of driver, in situation about helping without other people, above-mentioned thing occurs
Therefore driver is more difficult to save oneself.
Pinner block, sandy soil, plank or vehicle etc. is promoted currently for above-mentioned accident, below generally use wheel with manpower
Mode is rescued, often time-consuming due to lacking aid, inconvenience of gathering materials on the spot in rescue operations, wheel be present
The uncompacted situation of under-filler, during automobile self-rescue, safety guarantee is difficult, does not often reach the effect of anticipation, at present
Neither one can complete the emergency rescue device that vehicle is saved oneself with field handled by itself.
The content of the invention
The present invention goal of the invention be:For overcome prior art without have it is a kind of can load-bearing quick support emergency management and rescue
Device, it is an object of the invention to provide a kind of three sections of foldable platforms deliverance apparatus of the quick support of hand-rail type, the equipment
It can be rescued by independent operation to realize self, greatly save manpower, financial resources and time, the equipment passes through on jack
Three sections of foldable platforms support the wheel of vehicle, and the direction in length and breadth for adjusting three sections of foldable platforms is succoured to complete self, car
By three sections of foldable platforms can with longitudinal translation and transverse translation, realize safe operation, it is laborsaving, reach mesh easy to operation
, practicality is big.
The present invention is achieved through the following technical solutions：A kind of rescue aid of three hand folding bridge-types, including scissors
Hand-operated jack, platform, left expansion plate, right expansion plate, expansion link, bottom plate,
The support on scissors hand-operated jack top connects with the bottom in the stage casing of platform；
It can be rotated horizontally between described scissors hand-operated jack and platform；
Bottom plate is connected with below described scissors hand-operated jack；
The area of described bottom plate is more than the projected area of platform；
There is expansion link between described platform and scissors hand-operated jack；
The bottom of expansion link is connected with the support on scissors hand-operated jack top；
The stage casing of platform and the top horizontal of expansion link connect；
It can be rotated horizontally between described platform and the top of expansion link；
There is left expansion plate on the left of described platform, with hinge connection between platform and left expansion plate；
There is right expansion plate on the right side of described platform, with hinge connection between platform and right expansion plate；
There is scissors hand-operated jack below described overcoat tube body；
Described scissors hand-operated jack also includes the adjusting screw rod in the middle part of it and the handle to match with adjusting screw rod；
Described expansion link includes overcoat tube body, inner sleeve tube body；
Described outer tube body interior is provided with inner sleeve tube body；
There is overcoat tube chamber in described overcoat tube body；
Described outer tube inside cavity has internal tooth form protrusion；
Be uniformly arranged four sections of the inner horizontal direction that described internal tooth form protrusion includes overcoat tube chamber are less than 1/8 inner circle
" internal tooth " of the circular arc of arc length；
The uniform parallel external tooth form that is distributed with of the outside entire body of described inner sleeve tube body is protruded；
Described external tooth form protrusion includes four sections that inner sleeve body exterior horizontal direction is uniformly arranged and is less than 1/8 external arc
Long " external tooth "；
The tooth form that the internal tooth form protrusion of described overcoat tube body and the external tooth form of inner sleeve tube body are protruded cooperates.
A kind of rescue aid of more preferred three hand folding bridge-types, the epimere of described outer tube inside cavity have
The internal tooth form protrusion of even parallel distribution, the bottom of internal tooth form protrusion is hollow straight tube, or described outer tube inside cavity is led to
The uniform parallel internal tooth form that is distributed with of body is protruded.
A kind of rescue aid of more preferred three hand folding bridge-types,
There is locating slot in the middle part of described " external tooth "；
Described overcoat tube body also includes safe catching lock, and safe catching lock is arranged on the side of the epimere of overcoat tube body；
Described safe catching lock also includes positioning thimble, elastomer, and the elastomer of the inside of safe catching lock is inside by thimble
When bullet, internal tooth form protrusion and external tooth form protrusion rotation overlap, thimble is caught in locating slot.
A kind of rescue aid of more preferred three hand folding bridge-types, described elastomer is spring, plastic elastomeric
Or flexure strip.
A kind of rescue aid of more preferred three hand folding bridge-types, the two of the circular arc of the tooth of described internal tooth form protrusion
End and the angle a in the center of circle are less than 45 °, and the angle b between the tooth of adjacent two internal tooth forms protrusions and the center of circle is more than 45 °；
The both ends of circular arc of the tooth of described external tooth form protrusion and the angle d in the center of circle are less than 45 °, adjacent two external tooth forms
Angle c between the tooth of protrusion and the center of circle is more than 45 °；
A kind of rescue aid of more preferred three hand folding bridge-types, described angle a is 40 ° to 44.5 °, angle b
It it is 45.5 ° to 50 °, angle c is 45.5 ° to 50 °, and angle d is 40 ° to 44.5 °；
A kind of rescue aid of more preferred three hand folding bridge-types, described angle a is 44 °, and angle b is 46 °, folder
Angle c is 46 °, and angle d is 44 °.
The advantageous effects that the present invention obtains are：With current field rescue Technical comparing, the present invention obtains beneficial
Have the technical effect that：The equipment can be rescued by independent operation to realize self, save manpower, financial resources and time, suitable ditch,
The rescue of bank, the equipment support the wheel of vehicle by three sections of foldable platforms on jack, and three sections of adjustment is foldable flat
The direction in length and breadth of platform is succoured to complete self, and vehicle can rotate the vehicle after support by three sections of foldable platforms with any direction
And any direction does lateral translation, realize safe operation, it is laborsaving, reach purpose easy to operation, practicality letter easy to operate greatly
It is single, one self rescue can be realized；Save time, safe operation；Everyday driver just can skilled fast operating without exercise.
Brief description of the drawings
Fig. 1 is the schematic diagram of the present invention.
Fig. 2 is that Fig. 1 upper levels rotate 180 ° of schematic diagrames.
Fig. 3 is that flat schematic diagram is stretched on Fig. 1 tops.
Fig. 4 is that overcoat tube body epimere of the present invention has internal tooth form protrusion, the schematic diagram of hypomere hollow straight tube；
Fig. 5 is inner sleeve tube body schematic diagram of the present invention；
Fig. 6 is the support bar schematic diagram of Fig. 4 and Fig. 5 of the present invention assembling；
Fig. 7 is that Fig. 4 of the present invention installs safe catching lock schematic diagram additional；
Fig. 8 is the support bar schematic diagram of Fig. 7 and Fig. 5 of the present invention assembling；
Fig. 9 is the schematic diagram that overcoat tube body entire body of the present invention has internal tooth form to protrude；
Figure 10 is the support bar schematic diagram of Fig. 9 and Fig. 9 of the present invention assembling；
Figure 11 is that Fig. 9 of the present invention installs safe catching lock schematic diagram additional；
Figure 12 is the support bar schematic diagram of Figure 11 and Fig. 5 of the present invention assembling；
Figure 13 is Fig. 4 or Fig. 9 of the present invention A-A schematic diagrames；
Figure 14 is Fig. 5 of the present invention B-B schematic diagrames；
Figure 15 is Fig. 6 or Figure 10 of the present invention in Figure 13 states and the C-C schematic diagrames of the support bar of Figure 15 states assembling；
Figure 16 is Fig. 7 or Figure 11 of the present invention A-A schematic diagrames；
Figure 17 is the present invention and Fig. 7 or Figure 11 Fig. 5 coordinated B-B schematic diagrames；
Figure 18 is Fig. 8 or Figure 12 of the present invention in Figure 16 and the C-C schematic diagrames of the support bar of Figure 17 states assembling.
In figure：1. overcoat tube body, 1-1. internal tooth forms are protruded, outside the inner sleeve tube body 2-1. of 1-2. overcoat tube chambers 2.
Tooth form is protruded, 3. platforms, 3-1. hinges, the left expansion plates of 3-21., the right expansion plates of 3-22., A. expansion links, D. bottom plates, J. scissors hands
Shake formula jack, 7. locating slots.
Embodiment
Below in conjunction with specific embodiment, the present invention will be further described, but protection domain of the presently claimed invention not office
It is limited to the scope described by specific embodiment.
Example 1：A kind of rescue aid of three hand folding bridge-types as described in Fig. 1 to Figure 18, including scissors are hand very heavy
J, platform 3, left expansion plate 3-21, right expansion plate 3-22, expansion link A, bottom plate D are pushed up,
The support on scissors hand-operated jack J tops connects with the bottom in the stage casing of platform 3；
It can be rotated horizontally between described scissors hand-operated jack J and platform 3；
Bottom plate D is connected with below described scissors hand-operated jack J；
Described bottom plate D area is more than the projected area of platform 3；
There is expansion link A between described platform 3 and scissors hand-operated jack J；
Expansion link A bottom is connected with the support on scissors hand-operated jack J tops；
The stage casing of platform 3 is connected with expansion link A top horizontal；
It can be rotated horizontally between described platform 3 and expansion link A top；
There is left expansion plate 3-21 in the left side of described platform 3, with hinge 3-1 connections between platform 3 and left expansion plate 3-21；
There is right expansion plate 3-22 on the right side of described platform 3, with hinge 3-1 connections between platform 3 and right expansion plate 3-22；
There is scissors hand-operated jack J below described overcoat tube body 1；
Described scissors hand-operated jack J also includes the adjusting screw rod in the middle part of it and the handle to match with adjusting screw rod；
Described expansion link A includes overcoat tube body 1, inner sleeve tube body 2；
Inner sleeve tube body 2 is installed inside described overcoat tube body 1；
There is overcoat tube chamber 1-2 in described overcoat tube body 1；
There is internal tooth form to protrude 1-1 inside described overcoat tube chamber 1-2；
Described internal tooth form is protruded four sections that inner horizontal directions of the 1-1 including overcoat tube chamber 1-2 is uniformly arranged and is less than
" internal tooth " of the circular arc of 1/8 inner circle arc length；
The uniform parallel external tooth form that is distributed with of the outside entire body of described inner sleeve tube body 2 protrudes 2-1；
Described external tooth form protrusion 2-1 includes four sections that the outer horizontal direction of inner sleeve tube body 2 is uniformly arranged and is less than outside 1/8
" external tooth " of circular arc length；
The internal tooth form protrusion 1-1 of described overcoat tube body 1 and the external tooth form protrusion 2-1 of inner sleeve tube body 2 tooth form phase
Mutually coordinate；
Run into the single wheel of vehicle be absorbed in shallow hole it is immovable in the case of, the bottom that bottom plate D can be first put into hole is consolidated
It is fixed, then the expansion link A shown in Fig. 4-6 and platform 3 are arranged on scissors hand-operated jack J, then by left expansion plate 3-21
The both sides of platform 3 are arranged on right expansion plate 3-22, expansion link A and/or scissors hand-operated jack J is then raised, platform 3 is pasted
Closely by sunken wheel, the direction of platform 3, left expansion plate 3-21 and right expansion plate 3-22, left expansion plate 3-21 and the right side are then adjusted
An expansion plate 3-22 at least frame side on the ground, then shakes scissors hand-operated jack J handle, drives adjusting screw rod again
Rise scissors hand-operated jack J props up vehicle, adjusts the promotion car of direction in length and breadth of expansion plate or starts car and sails out of by sunken position
Put；When running into two wheels of vehicle, while being absorbed in irremovable situation in hole, it can be used according to different actual conditions
The folding rescue aid of hydraulic pressure three of two sets of present invention, takes above-mentioned mode to operate.
Example 2：A kind of rescue aid of three hand folding bridge-types according to example 1, described overcoat tube chamber 1-2
Internal epimere has the internal tooth form protrusion 1-1 of uniform parallel distribution, and internal tooth form protrusion 1-1 bottom is hollow straight tube, or institute
The uniform parallel internal tooth form that is distributed with of entire body protrudes 1-1 inside the overcoat tube chamber 1-2 stated.
Example 3：A kind of rescue aid of three hand folding bridge-types according to example 1 or 2,
There is locating slot 7 in the middle part of described " external tooth "；
Described overcoat tube body 1 also includes safe catching lock, and safe catching lock is arranged on the side of the epimere of overcoat tube body 1
Side；
Described safe catching lock also includes positioning thimble 6-1, elastomer 6, and the elastomer 6 of the inside of safe catching lock is by thimble
When the inside bullets of 6-1, internal tooth form protrusion 1-1 and external tooth form protrusion 2-1 rotations overlap, thimble 6-1 is caught in locating slot 7；
Run into the single wheel of vehicle be absorbed in shallow hole it is immovable in the case of, the bottom that bottom plate D can be first put into hole is consolidated
It is fixed, then the expansion link A shown in Fig. 4-6 and platform 3 are arranged on scissors hand-operated jack J, then by left expansion plate 3-21
The both sides of platform 3 are arranged on right expansion plate 3-22, expansion link A and/or scissors hand-operated jack J is then raised, platform 3 is pasted
Closely by sunken wheel, the direction of platform 3, left expansion plate 3-21 and right expansion plate 3-22, left expansion plate 3-21 and the right side are then adjusted
An expansion plate 3-22 at least frame side on the ground, then adjusts safe catching lock, thimble 6-1 is caught in locating slot 7, then shakes
Scissors hand-operated jack J handle, drive adjusting screw rod to raise scissors hand-operated jack J again and prop up vehicle, adjust expansion plate
Direction in length and breadth promote car or start car and sail out of by sunken position；Two wheels of vehicle are run into, while is absorbed in hole and can not move
During dynamic situation, using the folding rescue aids of hydraulic pressure three of two sets of present invention, it can be taken above-mentioned according to different actual conditions
Mode operates.
Example 4：A kind of rescue aid of three hand folding bridge-types according to example 3, described elastomer 6 is bullet
Spring, plastic elastomeric or flexure strip.
Example 5：A kind of rescue aid of three hand folding bridge-types according to example 1, described internal tooth form protrusion 1-1
Tooth the both ends of circular arc and the angle a in the center of circle be less than 45 °, between adjacent two internal tooth forms protrusion 1-1 tooth and the center of circle
Angle b is more than 45 °；
The both ends of circular arc of described external tooth form protrusion 2-1 tooth and the angle d in the center of circle are less than 45 °, and adjacent two outer
Angle c between tooth form protrusion 2-1 tooth and the center of circle is more than 45 °.
Example 6：Many experiments are summarized by a kind of rescue aid of three hand folding bridge-types according to example 5,
Described angle a selects 40 ° to 44.5 °, and angle b selects 45.5 ° to 50 °, and angle c selects 45.5 ° to 50 °, angle d selections
At 40 ° to 44.5 °, the expansion link A of rescue aid is pulled flexibly, and stress is big.
Example 7：Many experiments are summarized by a kind of rescue aid of three hand folding bridge-types according to example 6,
Described angle a is 44 °, and angle b is 46 °, and angle c is 46 °, when angle d is 44 °, that is, ensure that the expansion link A of rescue aid
Pull flexible, it is ensured that the expansion link A of rescue aid stress is maximum.
Embodiments of the present invention are explained in detail above in association with accompanying drawing, but the invention is not restricted to this, in affiliated skill
In technical staff's possessed knowledge in art field, various changes can also be made on the premise of present inventive concept is not departed from
Changing, person of ordinary skill in the field is from above-mentioned design, without performing creative labour, made a variety of conversion,
It is within the scope of the present invention.
Claims (7)
1. a kind of rescue aid of three hand folding bridge-types, including scissors hand-operated jack（J）, platform（3）, left expansion plate（3-
21）, right expansion plate（3-22）, expansion link（A）, bottom plate（D）, it is characterized in that：
Scissors hand-operated jack（J）The support on top and platform（3）Stage casing bottom connection；
Described scissors hand-operated jack（J）And platform（3）Between can rotate horizontally；
Described scissors hand-operated jack（J）Below be connected with bottom plate（D）；
Described bottom plate（D）Area be more than platform（3）Projected area；
Described platform（3）With scissors hand-operated jack（J）Between have expansion link（A）；
Expansion link（A）Bottom and scissors hand-operated jack（J）The support connection on top；
Platform（3）Stage casing and expansion link（A）Top horizontal connection；
Described platform（3）And expansion link（A）Top between can rotate horizontally；
Described platform（3）Left side have left expansion plate（3-21）, platform（3）With left expansion plate（3-21）Between with hinge（3-
1）Connection；
Described platform（3）Right side have right expansion plate（3-22）, platform（3）With right expansion plate（3-22）Between with hinge（3-
1）Connection；
Described expansion link（A）Including overcoat tube body（1）, inner sleeve tube body（2）；
Described overcoat tube body（1）Below have scissors hand-operated jack（J）；
Described scissors hand-operated jack（J）Also include the adjusting screw rod in the middle part of it and the handle to match with adjusting screw rod；
Described overcoat tube body（1）Inside is provided with inner sleeve tube body（2）；
Described overcoat tube body（1）Inside there is overcoat tube chamber（1-2）；
Described overcoat tube chamber（1-2）There is internal tooth form protrusion inside（1-1）；
Described internal tooth form protrusion（1-1）Including overcoat tube chamber（1-2）Be uniformly arranged four sections of inner horizontal direction be less than
" internal tooth " of the circular arc of 1/8 inner circle arc length；
Described inner sleeve tube body（2）Outside entire body uniform parallel external tooth form protrusion is distributed with（2-1）；
Described external tooth form protrusion（2-1）Including inner sleeve tube body（2）Outer horizontal direction be uniformly arranged four sections is less than outside 1/8
" external tooth " of circular arc length；
Described overcoat tube body（1）Internal tooth form protrusion（1-1）With inner sleeve tube body（2）External tooth form protrusion（2-1）Tooth
Shape cooperates.
2. a kind of rescue aid of three hand folding bridge-types according to claim 1, it is characterized in that：Described overcoat tube chamber
Body（1-2）Internal epimere has the internal tooth form protrusion of uniform parallel distribution（1-1）, internal tooth form protrusion（1-1）Bottom be
Empty straight tube, or described overcoat tube chamber（1-2）The uniform parallel internal tooth form that is distributed with of internal entire body is protruded（1-1）.
3. a kind of rescue aid of three hand folding bridge-types according to claim 1 or 2, it is characterized in that：
There is locating slot in the middle part of described " external tooth "（7）；
Described overcoat tube body（1）Also include safe catching lock, safe catching lock is arranged on overcoat tube body（1）Epimere side
Side；
Described safe catching lock also includes positioning thimble（6-1）, elastomer（6）, the elastomer of the inside of safe catching lock（6）Will top
Pin（6-1）Inside bullet, internal tooth form protrusion（1-1）Protruded with external tooth form（2-1）When rotation overlaps, thimble（6-1）It is caught in locating slot
（7）.
4. a kind of rescue aid of three hand folding bridge-types according to claim 3, it is characterized in that：Described elastomer
（6）It is spring, plastic elastomeric or flexure strip.
5. a kind of rescue aid of three hand folding bridge-types according to claim 1, it is characterized in that：Described internal tooth form is convex
Go out（1-1）Tooth the both ends of circular arc and the angle a in the center of circle be less than 45 °, adjacent two internal tooth forms protrusion（1-1）Tooth and circle
Angle b between the heart is more than 45 °；
Described external tooth form protrusion（2-1）Tooth circular arc both ends and the center of circle angle d be less than 45 °, adjacent two external tooths
Shape is protruded（2-1）Tooth and the center of circle between angle c be more than 45 °.
6. a kind of rescue aid of three hand folding bridge-types according to claim 5, it is characterized in that：Described angle a is
40 ° to 44.5 °, angle b is 45.5 ° to 50 °, and angle c is 45.5 ° to 50 °, and angle d is 40 ° to 44.5 °.
7. a kind of rescue aid of three hand folding bridge-types according to claim 6, it is characterized in that：Described angle a is
44 °, angle b is 46 °, and angle c is 46 °, and angle d is 44 °.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810069195.3A CN108217509A (en) | 2016-05-30 | 2016-05-30 | A kind of rescue aid of three folding bridge-types of hand self-locking |
| CN201810071505.5A CN108584757A (en) | 2016-05-30 | 2016-05-30 | A kind of hand three foldings bridge-type rescue aid of self-locking |
| CN201610364365.1A CN105905829B (en) | 2016-05-30 | 2016-05-30 | A kind of rescue aid of three hand folding bridge-types |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610364365.1A CN105905829B (en) | 2016-05-30 | 2016-05-30 | A kind of rescue aid of three hand folding bridge-types |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810069195.3A Division CN108217509A (en) | 2016-05-30 | 2016-05-30 | A kind of rescue aid of three folding bridge-types of hand self-locking |
| CN201810071505.5A Division CN108584757A (en) | 2016-05-30 | 2016-05-30 | A kind of hand three foldings bridge-type rescue aid of self-locking |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105905829A CN105905829A (en) | 2016-08-31 |
| CN105905829B true CN105905829B (en) | 2018-02-23 |
Family
ID=56742576
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810069195.3A Withdrawn CN108217509A (en) | 2016-05-30 | 2016-05-30 | A kind of rescue aid of three folding bridge-types of hand self-locking |
| CN201610364365.1A Active CN105905829B (en) | 2016-05-30 | 2016-05-30 | A kind of rescue aid of three hand folding bridge-types |
| CN201810071505.5A Pending CN108584757A (en) | 2016-05-30 | 2016-05-30 | A kind of hand three foldings bridge-type rescue aid of self-locking |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810069195.3A Withdrawn CN108217509A (en) | 2016-05-30 | 2016-05-30 | A kind of rescue aid of three folding bridge-types of hand self-locking |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810071505.5A Pending CN108584757A (en) | 2016-05-30 | 2016-05-30 | A kind of hand three foldings bridge-type rescue aid of self-locking |
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| Country | Link |
|---|---|
| CN (3) | CN108217509A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108439250A (en) * | 2018-03-01 | 2018-08-24 | 张蓉 | One kind being based on the transformable hydraulic jack of screw-driven bearing area |
| CN108358104A (en) * | 2018-03-01 | 2018-08-03 | 张蓉 | A kind of transformable hydraulic jack of bearing area |
| CN112830412B (en) * | 2020-12-31 | 2022-04-05 | 上海同力建设机器人有限公司 | Semi-automatic quick hand-changing lifting device |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1938446A (en) * | 1930-08-19 | 1933-12-05 | Us Air Compressor Company | Chocking device for vehicle lifts |
| US5215287A (en) * | 1990-07-30 | 1993-06-01 | Lenet Leski | Vehicle lifter |
| CN2107408U (en) * | 1991-06-19 | 1992-06-17 | 湘潭机电专科学校 | Rapid self-saving device for trail trap and flat tyre |
| DE4430543C2 (en) * | 1994-08-27 | 1998-07-02 | Eckhardt Dipl Ing Penzek | Lifting device |
| JP3037637U (en) * | 1996-11-07 | 1997-05-20 | 弘 棚橋 | Workbench for mounting tire chains |
| CN200988750Y (en) * | 2006-09-29 | 2007-12-12 | 高月桂 | Folding jacking machine |
| CN101823474A (en) * | 2009-04-03 | 2010-09-08 | 杜鹏 | Automobile self-rescue unit |
| US20130193392A1 (en) * | 2012-01-30 | 2013-08-01 | Frank McGinn | Ramp |
| CN203358836U (en) * | 2013-06-13 | 2013-12-25 | 浙江合兴船厂 | Hydraulic drive flat-bed trailer |
| CN203787823U (en) * | 2014-04-22 | 2014-08-20 | 国网山东禹城市供电公司 | Device for adjusting position of switchgear for transformer station |
| CN204095405U (en) * | 2014-07-07 | 2015-01-14 | 李伟 | A kind of strong friction automotive wheel skidding work-saving device |
| CN204369496U (en) * | 2014-12-17 | 2015-06-03 | 九江鑫城纺织有限公司 | The spacing translating device of a kind of mair motor |
| CN204588591U (en) * | 2015-05-18 | 2015-08-26 | 程嘉斌 | Jack is turned in vehicular rescue original place |
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2016
- 2016-05-30 CN CN201810069195.3A patent/CN108217509A/en not_active Withdrawn
- 2016-05-30 CN CN201610364365.1A patent/CN105905829B/en active Active
- 2016-05-30 CN CN201810071505.5A patent/CN108584757A/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CN105905829A (en) | 2016-08-31 |
| CN108217509A (en) | 2018-06-29 |
| CN108584757A (en) | 2018-09-28 |
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Denomination of invention: A hand operated three fold bridge rescue equipment Effective date of registration: 20231109 Granted publication date: 20180223 Pledgee: Postal Savings Bank of China Co.,Ltd. Zaozhuang City Xuecheng Sub branch Pledgor: SHANGDONG ZHONGLI HIGH PRESSURE VALVE CO.,LTD. Registration number: Y2023980065021 |
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