CN105800498A - Hydraulic cross sliding rail rescue aid - Google Patents
Hydraulic cross sliding rail rescue aid Download PDFInfo
- Publication number
- CN105800498A CN105800498A CN201610364290.7A CN201610364290A CN105800498A CN 105800498 A CN105800498 A CN 105800498A CN 201610364290 A CN201610364290 A CN 201610364290A CN 105800498 A CN105800498 A CN 105800498A
- Authority
- CN
- China
- Prior art keywords
- slide rail
- cross slide
- tooth form
- trocar sheath
- rescue aid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
- B66F3/25—Constructional features
-
- 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
- B66F7/26—Lifting frames, e.g. for lifting vehicles; Platform lifts for selective lifting of parts of vehicles
-
- 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
Abstract
The invention relates to a hydraulic cross sliding rail rescue aid, and in particular to a weigh-bearing fast supporting emergency rescue aid for automobile rescue having cross sliding rails on a top end of a hydraulic jack with an expansion link. The expansion link is located between the cross sliding rails and the hydraulic jack. Two groups of toothed projections are arranged in an outer sleeve body of the expansion link, and two groups of toothed projections are arranged in an inner sleeve body of the expansion link as well. The rescue aid is capable of realizing self-rescue by means of independent operation, thereby greatly saving manpower, financial resources and time. The rescue aid may accomplish self-rescue by supporting wheels of a vehicle using the cross sliding rails on the jack and adjusting the longitudinal and transverse directions of the cross sliding rails; the vehicle can be horizontally shifted in both longitudinal and transverse directions by means of the cross sliding rails; safe and easy operation is realized and the purpose of facilitating operation is achieved; in short, the rescue aid is highly practicable.
Description
Technical field
The present invention relates to a kind of fluid pressure type cross slide rail rescue aid, have particularly to the top of a kind of hydraulic jack having expansion link cross slide rail automobile rescue can the emergency and rescue equipment quickly supported of load-bearing.
Background technology
In vehicle driving process, running into one of them wheel or two of which wheel falls into the accident of ditch, bank, even the accident on road surface used by wheel, owing to bottom road surface He Gou, bank, drop, more than jack height, is difficult to sue and labour in this situation.
Particularly in the situation in field, the independent self-driving of driver, in the situation not having other people to help, above-mentioned accident occurring, driver is more difficult to save oneself.
Currently for above-mentioned accident, generally adopt below wheel pinner block, sandy soil, plank or promote with manpower the modes such as vehicle to rescue, in rescue operations, owing to lacking aid, inconvenience of gathering materials on the spot, often time-consuming, there is the uncompacted situation of wheel under-filler, in the process of automobile self-rescue, safety guarantee difficulty, does not often reach the effect of anticipation, can complete the emergency and rescue equipment that vehicle is saved oneself by field handled by itself currently without one.
Summary of the invention
The goal of the invention of the present invention is: for overcoming prior art without the emergency and rescue equipment quickly supported having the load-bearing of a kind of energy, it is an object of the invention to provide the cross slide rail rescue aid quickly supported of a kind of hydraulic pressure, this equipment can carry out teaching display stand rescue by independent operation, it is greatly saved manpower, financial resources and time, this equipment supports the wheel of vehicle by the cross slide rail on jack, the direction in length and breadth adjusting cross slide rail completes oneself's rescue, vehicle can longitudinal translation and transverse translation by cross slide rail, realize operation safety, laborsaving, reach to be easy to the purpose of operation, practicality is big.
The present invention is achieved through the following technical solutions: a kind of fluid pressure type cross slide rail rescue aid, including hydraulic jack, the upper slide rail of cross slide rail, the glidepath of cross slide rail, base plate；
The support level connection joint on the stage casing of the glidepath of cross slide rail and hydraulic jack top, can horizontally rotate between glidepath and the support on hydraulic jack top of cross slide rail, base plate it is connected to below hydraulic jack, the mutual 90 degree of intersections of the above upper slide rail being connected to cross slide rail of the glidepath of cross slide rail, the glidepath of cross slide rail and the upper slide rail of cross slide rail；
The area of described base plate is more than the projected area of the glidepath of cross slide rail.
A kind of fluid pressure type cross slide rail rescue aid more preferably；
Also include the expansion link between the glidepath and hydraulic jack of cross slide rail；
Described expansion link includes trocar sheath body, inner sleeve body；
The bottom of expansion link is connected with the support on hydraulic jack top；
The stage casing of the glidepath of cross slide rail is connected with the top horizontal of expansion link；
Can horizontally rotate between glidepath and the top of expansion link of described cross slide rail；
Hydraulic jack is had below described trocar sheath body.
A kind of fluid pressure type cross slide rail rescue aid more preferably；
Described trocar sheath body interior is provided with inner sleeve body；
Described trocar sheath is originally internal trocar sheath cavity；
Described trocar sheath inside cavity has internal tooth form to protrude；
Described internal tooth form protrudes " internal tooth " of more than the two sections inner circle arcs that the inner horizontal direction including trocar sheath cavity is arranged；
The uniform parallel distribution of outside entire body of described inner sleeve body has external tooth form to protrude；
Described external tooth form protrudes " external tooth " of more than horizontally arranged two section including inner sleeve body exterior cylindrical arc；
The profile of tooth that the internal tooth form protrusion of described trocar sheath body protrudes with the external tooth form of inner sleeve body cooperates.
A kind of fluid pressure type cross slide rail rescue aid more preferably；The epimere of described trocar sheath inside cavity has the internal tooth form of uniform parallel distribution to protrude, and the bottom that internal tooth form is protruded is hollow straight tube, or the described uniform parallel distribution of trocar sheath inside cavity entire body has internal tooth form to protrude.
A kind of fluid pressure type cross slide rail rescue aid more preferably；
There is locating slot at the middle part of described " external tooth "；
Described trocar sheath body also includes safe catching lock, and safe catching lock is arranged on the side of the epimere of trocar sheath body；
Described safe catching lock also includes location thimble, elastomer, and the elastomer of the inside of safe catching lock is by inside for thimble bullet, and internal tooth form is protruded and external tooth form protrusion rotates when overlapping, and thimble snaps in locating slot.
A kind of fluid pressure type cross slide rail rescue aid more preferably；
Described internal tooth form is protruded and is included two sections " internal tooths " less than the circular arc of 1/4 inner circle arc length that the inner horizontal direction of trocar sheath cavity is oppositely arranged
Described external tooth form protrudes the both sides including inner sleeve body exterior, two sections " external tooths " less than 1/4 cylindrical arc length that horizontal direction is oppositely arranged；
The two ends of circular arc of the tooth that described internal tooth form is protruded and the angle a in the center of circle are less than 90 °, and the angle b between tooth and the center of circle that two adjacent internal tooth form are protruded is more than 90 °；
The two ends of circular arc of the tooth that described external tooth form is protruded and the angle d in the center of circle are less than 90 °, and the angle c between tooth and the center of circle that two adjacent external tooth form are protruded is more than 90 °.
A kind of fluid pressure type cross slide rail rescue aid more preferably；Described angle a is 85 ° to 89.5 °, and angle b is 90.5 ° to 95 °, and angle c is 90.5 ° to 95 °, and angle d is 85 ° to 89.5 °.
A kind of fluid pressure type cross slide rail rescue aid more preferably；Described angle a is 89 °, and angle b is 91 °, and angle c is 91 °, and angle d is 89 °.
A kind of fluid pressure type cross slide rail rescue aid more preferably；Described elastomer is spring, plastic elastomeric or flexure strip.
A kind of fluid pressure type cross slide rail rescue aid more preferably；Pneumatic jack is adopted to replace hydraulic jack.
The Advantageous Effects that the present invention obtains is: with current field rescue Technical comparing, the Advantageous Effects that the present invention obtains is: this equipment can carry out teaching display stand rescue by independent operation, save manpower, financial resources and time, it is suitable for ditch, the rescue of bank, this equipment supports the wheel of vehicle by the cross slide rail on jack, the direction in length and breadth adjusting cross slide rail completes oneself's rescue, vehicle by cross slide rail can any direction rotate support after vehicle and any direction do lateral translation, realize operation safety, laborsaving, reach to be easy to the purpose of operation, practicality big easy to operate simply, it is capable of single oneself's rescue；Saving time, operation safety；Everyday driver just can skilled fast operating without exercise.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the present invention.
Fig. 2 is the horizontal schematic diagram moved to right of cross slide rail of Fig. 1；
Fig. 3 is the schematic diagram of the cross slide rail longitudinally reach of Fig. 1；
The schematic diagram being moved back by indulged by the cross slide rail that Fig. 4 is Fig. 1；
Fig. 5 be Fig. 1 cross slide rail glidepath and hydraulic jack between have the schematic diagram of expansion link；
Fig. 6 be Fig. 2 cross slide rail glidepath and hydraulic jack between have the schematic diagram of expansion link；
Fig. 7 be Fig. 3 cross slide rail glidepath and hydraulic jack between have the schematic diagram of expansion link；
Fig. 8 be Fig. 4 cross slide rail glidepath and hydraulic jack between have the schematic diagram of expansion link；
Fig. 9 is that trocar sheath body epimere of the present invention has internal tooth form to protrude, the schematic diagram of hypomere hollow straight tube；
Figure 10 is inner sleeve body schematic diagram of the present invention；
Figure 11 is the support bar schematic diagram of the assembling of Fig. 9 and Figure 10 of the present invention；
Figure 12 is that Fig. 9 of the present invention installs safe catching lock schematic diagram additional；
Figure 13 is the support bar schematic diagram of the assembling of Figure 12 and Figure 10 of the present invention；
Figure 14 is the schematic diagram that trocar sheath body entire body of the present invention has internal tooth form to protrude；
Figure 15 is the support bar schematic diagram of the assembling of Figure 14 and Figure 10 of the present invention；
Figure 16 is that Figure 14 of the present invention installs safe catching lock schematic diagram additional；
Figure 17 is the support bar schematic diagram of the assembling of Figure 16 and Figure 10 of the present invention；
Figure 18 is Fig. 9 or Figure 14 A-A schematic diagram of the present invention；
Figure 19 is Figure 10 B-B schematic diagram of the present invention；
Figure 20 is Figure 11 or Figure 15 of the present invention C-C schematic diagram in Figure 18 state with the support bar of Figure 19 state assembling；
Figure 21 is the A-A schematic diagram of Figure 12 or Figure 16 of the present invention；
Figure 22 is the B-B schematic diagram of Figure 10 that the present invention coordinates with Figure 12 or Figure 16；
Figure 23 is the C-C schematic diagram of Figure 13 or Figure 17 of the present invention support bar assembled in Figure 21 and Figure 22 state.
In figure: 1. trocar sheath body, 1-1. internal tooth form is protruded, and 1-2. trocar sheath cavity .2. inner sleeve body .2-1. external tooth form is protruded, the 5. upper slide rail of cross slide rail, the glidepath of 5-1. cross slide rail, A. expansion link, D. base plate, Y. hydraulic jack.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention will be further described, but protection domain of the presently claimed invention is not limited to the scope described by specific embodiment.
Example 1: a kind of fluid pressure type cross slide rail rescue aid as described in Fig. 1 to Figure 23, including hydraulic jack Y, the upper slide rail 5 of cross slide rail, the glidepath 5-1 of cross slide rail, base plate D；
The stage casing of the glidepath 5-1 of cross slide rail and the support level connection joint on hydraulic jack Y top, can horizontally rotate between glidepath 5-1 and the support on hydraulic jack Y top of cross slide rail, base plate D it is connected to below hydraulic jack Y, the mutual 90 degree of intersections of the above upper slide rail 5 being connected to cross slide rail of the glidepath 5-1 of cross slide rail, the glidepath 5-1 of cross slide rail and the upper slide rail 5 of cross slide rail；
The area of the described base plate D projected area more than the glidepath 5-1 of cross slide rail；
Run into the single wheel of vehicle and be absorbed in the irremovable situation of shallow hole, the bottom that base plate D first can put into hole fixes, then cross slide rail is arranged on hydraulic jack Y, then hydraulic jack Y is raised, then the upper slide rail 5 of cross slide rail is pressed close to by sunken wheel, and then raise hydraulic jack Y and prop up vehicle, the direction in length and breadth then adjusting cross slide rail promotes car or starts car and sail out of by sunken position；Run into two wheels of vehicle, when being absorbed in irremovable situation in hole, it is possible to according to different practical situations, adopt the hydraulic pressure cross slide rail rescue aid of the two set present invention simultaneously.
Example 2: a kind of fluid pressure type cross slide rail rescue aid according to example 1；
Also include the expansion link A between glidepath 5-1 and the hydraulic jack Y of cross slide rail；
Described expansion link A includes trocar sheath body 1, inner sleeve body 2；
The bottom of expansion link A is connected with the support on hydraulic jack Y top；
The stage casing of the glidepath 5-1 of cross slide rail is connected with the top horizontal of expansion link A；
Can horizontally rotate between glidepath 5-1 and the top of expansion link A of described cross slide rail；
Hydraulic jack Y is had below described trocar sheath body 1；
Run into the single wheel of vehicle and be absorbed in the irremovable situation of shallow hole, the bottom that base plate D first can put into hole fixes, then by expansion link A and cross slide rail be arranged on hydraulic jack Y, then expansion link A and/or hydraulic jack Y is raised, then the upper slide rail 5 of cross slide rail is pressed close to by sunken wheel, and then raise hydraulic jack Y and prop up vehicle, the direction in length and breadth then adjusting cross slide rail promotes car or starts car and sail out of by sunken position；Run into two wheels of vehicle, when being absorbed in irremovable situation in hole, it is possible to according to different practical situations, adopt the hydraulic pressure cross slide rail rescue aid of the two set present invention simultaneously.
Example 3: a kind of fluid pressure type cross slide rail rescue aid according to example 2；
Described trocar sheath body 1 is internally installed inner sleeve body 2；
Trocar sheath cavity 1-2 is had in described trocar sheath body 1；
Internal tooth form is had to protrude 1-1 inside described trocar sheath cavity 1-2；
Described internal tooth form protrusion 1-1 includes " internal tooth " of more than two sections inner circle arcs of the inner horizontal direction setting of trocar sheath cavity 1-2；
The uniform parallel distribution of outside entire body of described inner sleeve body 2 has external tooth form to protrude 2-1；
Described external tooth form is protruded 2-1 and is included " external tooth " of more than horizontally arranged two section outside inner sleeve body 2 cylindrical arc；
The profile of tooth of the external tooth form protrusion 2-1 that the internal tooth form of described trocar sheath body 1 protrudes 1-1 and inner sleeve body 2 cooperates.
Example 4: a kind of fluid pressure type cross slide rail rescue aid according to example 3；The described epimere within trocar sheath cavity 1-2 has the internal tooth form of uniform parallel distribution to protrude 1-1, and it is hollow straight tube that internal tooth form protrudes the bottom of 1-1, or the described internal uniform parallel distribution of entire body of trocar sheath cavity 1-2 has internal tooth form to protrude 1-1.
Example 5: a kind of fluid pressure type cross slide rail rescue aid according to example 3 or 4；
There is locating slot 7 at the middle part of described " external tooth "；
Described trocar sheath body 1 also includes safe catching lock, and safe catching lock is arranged on the side of the epimere of trocar sheath body 1；
Described safe catching lock also includes location thimble 6-1, elastomer 6, and the elastomer 6 of the inside of safe catching lock is by inside for thimble 6-1 bullet, and internal tooth form is protruded 1-1 and external tooth form protrusion 1-2 and rotated when overlapping, and thimble 6-1 snaps in locating slot 7；
Run into the single wheel of vehicle and be absorbed in the irremovable situation of shallow hole, the bottom that base plate D first can put into hole fixes, then by expansion link A and cross slide rail be arranged on hydraulic jack Y, then expansion link A and hydraulic jack Y is raised, then the upper slide rail 5 of cross slide rail is pressed close to by sunken wheel, then safe catching lock is adjusted, thimble 6-1 is made to snap in locating slot 7, and then raise hydraulic jack Y and prop up vehicle, the direction in length and breadth then adjusting cross slide rail promotes car or starts car and sail out of by sunken position；Run into two wheels of vehicle, when being absorbed in irremovable situation in hole, it is possible to according to different practical situations, adopt the hydraulic pressure cross slide rail rescue aid of the two set present invention simultaneously.
Example 6: a kind of fluid pressure type cross slide rail rescue aid according to example 3；
Described internal tooth form is protruded 1-1 and is included two sections " internal tooths " less than the circular arc of 1/4 inner circle arc length that the inner horizontal direction of trocar sheath cavity 1-2 is oppositely arranged
Described external tooth form is protruded 2-1 and is included the both sides outside inner sleeve body 2, two sections " external tooths " less than 1/4 cylindrical arc length that horizontal direction is oppositely arranged；
Described internal tooth form protrudes the two ends of circular arc of the tooth of 1-1 with the angle a in the center of circle less than 90 °, and two adjacent internal tooth form protrude the angle b between tooth and the center of circle of 1-1 more than 90 °；
Described external tooth form protrudes the two ends of circular arc of the tooth of 2-1 with the angle d in the center of circle less than 90 °, and two adjacent external tooth form protrude the angle c between tooth and the center of circle of 2-1 more than 90 °.
Example 7: a kind of fluid pressure type cross slide rail rescue aid according to example 6；Many experiments is summarized, and described angle a selects 85 ° to 89.5 °, and angle b selects 90.5 ° to 95 °, and angle c selects 90.5 ° to 95 °, and when angle d is 85 ° of selections 89.5 °, the expansion link A of rescue aid pulls flexibly, and stress is big.
The example 8. a kind of fluid pressure type cross slide rail rescue aid according to example 7；Many experiments is summarized, and described angle a is 89 °, and angle b is 91 °, and angle c is 91 °, when angle d is 89 °, namely ensure that the expansion link A of rescue aid pulls flexibly, it is ensured that the stress of the expansion link A of rescue aid is maximum.
Example 9: a kind of fluid pressure type cross slide rail rescue aid according to example 6；Described elastomer 6 is spring, plastic elastomeric or flexure strip.
Example 10: a kind of fluid pressure type cross slide rail rescue aid according to example 1；Therein any one of mechanical jack, Pneumatic jack, hand jack, pedal jack, electric jack is adopted to replace hydraulic jack Y.
Above in association with accompanying drawing, embodiments of the present invention are explained in detail; but the invention is not restricted to this; in the ken that person of ordinary skill in the field possesses; can also make a variety of changes under the premise without departing from present inventive concept; person of ordinary skill in the field is from above-mentioned design; without performing creative labour, done all conversion, all fall within protection scope of the present invention.
Claims (10)
1. a fluid pressure type cross slide rail rescue aid, including hydraulic jack (Y), the upper slide rail (5) of cross slide rail, the glidepath (5-1) of cross slide rail, base plate (D), is characterized in that:
The stage casing of the glidepath (5-1) of cross slide rail and the support level connection joint on hydraulic jack (Y) top, can horizontally rotate between glidepath (5-1) and the support on hydraulic jack (Y) top of cross slide rail, base plate (D) it is connected to below hydraulic jack (Y), the above upper slide rail (5) being connected to cross slide rail of the glidepath (5-1) of cross slide rail, the glidepath (5-1) of cross slide rail and the mutual 90 degree of intersections of the upper slide rail (5) of cross slide rail；
The area of described base plate (D) is more than the projected area of the glidepath (5-1) of cross slide rail.
2. a kind of fluid pressure type cross slide rail rescue aid according to claim 1, is characterized in that:
Also include the expansion link (A) being positioned between the glidepath (5-1) of cross slide rail and hydraulic jack (Y)；
Described expansion link (A) includes trocar sheath body (1), inner sleeve body (2)；
The bottom of expansion link (A) is connected with the support on hydraulic jack (Y) top；
The stage casing of the glidepath (5-1) of cross slide rail is connected with the top horizontal of expansion link (A)；
Can horizontally rotate between glidepath (5-1) and the top of expansion link (A) of described cross slide rail；
Hydraulic jack (Y) is had below described trocar sheath body (1).
3. a kind of fluid pressure type cross slide rail rescue aid according to claim 2, is characterized in that:
Described trocar sheath body (1) is internally installed inner sleeve body (2)；
Trocar sheath cavity (1-2) is had in described trocar sheath body (1)；
Described trocar sheath cavity (1-2) is internal has internal tooth form to protrude (1-1)；
Described internal tooth form protrusion (1-1) includes " internal tooth " of more than two sections inner circle arcs of the inner horizontal direction setting of trocar sheath cavity (1-2)；
The uniform parallel distribution of outside entire body of described inner sleeve body (2) has external tooth form to protrude (2-1)；
Described external tooth form is protruded (2-1) and is included " external tooth " of more than horizontally arranged two section that inner sleeve body (2) is outside cylindrical arc；
The profile of tooth of external tooth form protrusion (2-1) that the internal tooth form of described trocar sheath body (1) protrudes (1-1) and inner sleeve body (2) cooperates.
4. a kind of fluid pressure type cross slide rail rescue aid according to claim 3, it is characterized in that: the epimere of described trocar sheath cavity (1-2) inside has the internal tooth form of uniform parallel distribution to protrude (1-1), it is hollow straight tube that internal tooth form protrudes the bottom of (1-1), or the described internal uniform parallel distribution of entire body of trocar sheath cavity (1-2) has internal tooth form to protrude (1-1).
5. a kind of fluid pressure type cross slide rail rescue aid according to claim 3 or 4, is characterized in that:
There is locating slot (7) at the middle part of described " external tooth "；
Described trocar sheath body (1) also includes safe catching lock, and safe catching lock is arranged on the side of the epimere of trocar sheath body (1)；
Described safe catching lock also includes location thimble (6-1), elastomer (6), the elastomer (6) of the inside of safe catching lock is by thimble (6-1) inwardly bullet, internal tooth form protrudes (1-1) and external tooth form protrusion (1-2) rotates when overlapping, and thimble (6-1) snaps in locating slot (7).
6. a kind of fluid pressure type cross slide rail rescue aid according to claim 3, is characterized in that:
Described internal tooth form is protruded (1-1) and is included two sections " internal tooths " less than the circular arc of 1/4 inner circle arc length that the inner horizontal direction of trocar sheath cavity (1-2) is oppositely arranged
Described external tooth form is protruded (2-1) and is included the both sides that inner sleeve body (2) is outside, two sections " external tooths " less than 1/4 cylindrical arc length that horizontal direction is oppositely arranged；
Described internal tooth form protrudes the two ends of circular arc of the tooth of (1-1) with the angle a in the center of circle less than 90 °, and two adjacent internal tooth form protrude the angle b between tooth and the center of circle of (1-1) more than 90 °；
Described external tooth form protrudes the two ends of circular arc of the tooth of (2-1) with the angle d in the center of circle less than 90 °, and two adjacent external tooth form protrude the angle c between tooth and the center of circle of (2-1) more than 90 °.
7. a kind of fluid pressure type cross slide rail rescue aid according to claim 6, is characterized in that: described angle a is 85 ° to 89.5 °, and angle b is 90.5 ° to 95 °, and angle c is 90.5 ° to 95 °, and angle d is 85 ° to 89.5 °.
8. a kind of fluid pressure type cross slide rail rescue aid according to claim 7, is characterized in that: described angle a is 89 °, and angle b is 91 °, and angle c is 91 °, and angle d is 89 °.
9. a kind of fluid pressure type cross slide rail rescue aid according to claim 6, is characterized in that: described elastomer (6) is spring, plastic elastomeric or flexure strip.
10. a kind of fluid pressure type cross slide rail rescue aid according to claim 1, is characterized in that: adopt Pneumatic jack to replace hydraulic jack (Y).
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| CN201610364290.7A CN105800498B (en) | 2016-05-30 | 2016-05-30 | A kind of fluid pressure type cross slide rail rescue aid |
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| CN201610364290.7A CN105800498B (en) | 2016-05-30 | 2016-05-30 | A kind of fluid pressure type cross slide rail rescue aid |
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| CN105800498B CN105800498B (en) | 2018-01-19 |
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| CN105346625A (en) * | 2015-10-24 | 2016-02-24 | 戚善鸣 | Telescopic positioning device and application thereof |
| CN105565209A (en) * | 2016-03-14 | 2016-05-11 | 周坤 | Multifunctional lifting device for vehicle and usage method |
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