CN103612676A - Semitrailer hoisting device used for oil field - Google Patents
Semitrailer hoisting device used for oil field Download PDFInfo
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- CN103612676A CN103612676A CN201310646857.6A CN201310646857A CN103612676A CN 103612676 A CN103612676 A CN 103612676A CN 201310646857 A CN201310646857 A CN 201310646857A CN 103612676 A CN103612676 A CN 103612676A
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- vehicle frame
- tie
- arm
- engaging lug
- superimposed trailer
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Abstract
The invention discloses a semitrailer hoisting device used for an oil field. The semitrailer hoisting device comprises a frame, wherein wheels are arranged at the rear end of the frame, the front end of the frame can be connected with a trailer, hoisting oil cylinders are arranged between the frame and the ground, one end of each hoisting oil cylinder is hinged to the frame, pull plates are arranged on the lower portion of the frame, one end of each pull plate is hinged to the front end of the frame, the other end of each pull plate is connected with a drag plate, the bottom portions of the drag plates are arranged on the ground, a slide groove is formed in each drag plate, a connection lug base is arranged on each slide groove in a sliding mode, and the other end of each pull plate and the other end of the corresponding hoisting oil cylinder are coaxially hinged to the corresponding connection lug base. The two ends of each hoisting oil cylinder have rotating degrees of freedom, friction force generated when the connection lug bases slide in the slide grooves are counteracted through the pull plates, and therefore the force exertion direction of each hoisting oil cylinder can be automatically regulated, each hoisting oil cylinder can be automatically straightened before the bending moment is generated, it is ensured that the hoisting oil cylinders only bear thrust, and the service life of the hoisting oil cylinders can be longer.
Description
Technical field
The present invention relates to a kind of oil field with tiltedly dragging the jack up unit of superimposed trailer, especially when this superimposed trailer is not worked, vehicle frame is to be placed directly on ground, during work, with fluid cylinder, thereby vehicle frame front end is lifted with trailer saddle and is connected, the oil field specialized equipment that the inclined transportation of semi-trailer frame is installed on it.
Background technology
As depicted in figs. 1 and 2, oil field is with tiltedly dragging superimposed trailer at present, in order to be connected with tractor truck, generally all on superimposed trailer, be equipped with hydraulic cylinder raising device, these usual manners are, with bolt, lift oil tank is fixed on to vehicle frame side, fluid cylinder lower end is to be connected with ear seat with bearing pin, ear seat is placed directly on ground, such version has not only taken the space of large number quipments, and because this mode of hoisting is that the direct elongation by liquid cylinder piston bar is vehicle frame jacking, in jacking process, vehicle frame be take axle center as center of circle rotation, as seen from Figure 1, in jacking process, fluid cylinder ear seat is can move right to be of a size of the distance of d, if the friction force that ear seat place produces is greater than the words of the friction force of tire generation, whole vehicle frame will be moved to the left the distance of d, though be vehicle frame moves to left or the process that ear seat moves to right in, fluid cylinder need to overcome the friction force of tire or ear seat, bear moment of flexure, thereby make the fluid cylinder lost of life.
Summary of the invention
The object of the invention is to: for above-mentioned weak point, provide a kind of fluid cylinder longer service life, space layout's rational oil field superimposed trailer jack up unit.
In order to realize foregoing invention object, the invention provides following technical scheme:
A kind of oil field superimposed trailer jack up unit, comprise vehicle frame, the rear end of described vehicle frame is provided with wheel, the front end of described vehicle frame can be connected with trailer, between described vehicle frame and ground, be provided with lift oil tank, one end and the vehicle frame of described lift oil tank are hinged, the bottom of described vehicle frame is provided with arm-tie, one end of described arm-tie and the front end of vehicle frame are hinged, the other end of described arm-tie is connected with planker, the bottom of described planker is placed in ground, on described planker, be provided with chute, on described chute, slide and be provided with engaging lug seat, the other end of described arm-tie, and the other end of lift oil tank is coaxially articulated with on this engaging lug seat.
Adopt said structure, when needs are with lift oil tank during by superimposed trailer front end jack-up, first the piston rod of lift oil tank is extended, superimposed trailer be take wheel as center of circle rotation rising, because lift oil tank two ends all have the degree of freedom of rotation, and by arm-tie, offsetting the friction force of engaging lug seat while sliding in chute, the application of force direction of lift oil tank can be regulated voluntarily, before producing moment of flexure, ajust voluntarily, guaranteed a lift oil tank bearing thrust, do not bear moment of flexure, so the longer service life of lift oil tank.
Preferably, the rear end of described vehicle frame is provided with the radius stay that can extend and shorten, one end of described radius stay and the lower hinge of vehicle frame, and the described radius stay other end and planker are hinged.Adopt such structure, along with the rising of superimposed trailer, radius stay is elongated, the variable in distance when being compensated vehicle frame and rotated lifting by radius stay, between planker and vehicle frame.
Preferably, described engaging lug seat comprises base plate and baffle plate, and the quantity of described baffle plate is four, between described baffle plate, is provided with gap, on described four baffle plates, is respectively provided with a pin-and-hole, and the pin-and-hole on described four baffle plates coaxially arranges.
Preferably, the bottom of described vehicle frame is provided with arm-tie ear seat, and described arm-tie ear seat is comprised of base plate and two baffle plates, between described two baffle plates, is provided with gap, and an end of described arm-tie is plugged in this gap and with arm-tie ear seat pin and connects; The other end of described arm-tie is provided with two yokes, and described two yokes are plugged in two gaps of engaging lug seat, and the end of described two yokes is provided with pin-and-hole, the baffle plate pin joint on described two yokes and engaging lug seat.
Preferably, described radius stay is comprised of inner core and urceolus, offers the grooved through hole arranging along its length on described urceolus, and described inner core is movably set in urceolus, and described inner core is provided with the locating dowel pin of evagination, and described locating dowel pin is plugged in grooved through hole.
Preferably, between described engaging lug seat and chute, be provided with grease layer.
Preferably, the bottom of described vehicle frame is provided with fluid cylinder ear seat, and described fluid cylinder ear seat and vehicle frame are welded to each other, and described lift oil tank is hinged by fluid cylinder ear seat and vehicle frame.
Owing to having adopted technique scheme, the invention has the beneficial effects as follows: because lift oil tank two ends all have the degree of freedom of rotation, and by arm-tie, offsetting the friction force of engaging lug seat while sliding in chute, the application of force direction of lift oil tank can be regulated voluntarily, before producing moment of flexure, ajust voluntarily, guarantee a lift oil tank bearing thrust, do not born moment of flexure, so the longer service life of lift oil tank.
Accompanying drawing explanation
Fig. 1 is the structural representation of superimposed trailer in prior art;
Fig. 2 is the birds-eye view of Fig. 1;
Fig. 3 is the structural representation of the present invention while being positioned on ground;
Fig. 4 is structural representation when lift oil tank rises vehicle frame in the present invention;
Fig. 5 is that the present invention is at the structural representation of transportation receiving state;
Fig. 6 is birds-eye view of the present invention;
Fig. 7 is the front view of radius stay;
Fig. 8 is the lateral plan of radius stay;
Fig. 9 is the structural representation of inner core;
Figure 10 is the birds-eye view of planker;
Figure 11 is the lateral plan of planker;
Figure 12 is the birds-eye view of engaging lug seat;
Figure 13 is the lateral plan of engaging lug seat;
Figure 14 is the birds-eye view of fluid cylinder ear seat;
Figure 15 is the lateral plan of fluid cylinder ear seat;
Figure 16 is the birds-eye view of arm-tie;
Figure 17 is the lateral plan of arm-tie.
Mark in figure: vehicle frame-1; Wheel-2; Lift oil tank-3; Radius stay-4; Urceolus-4a; Inner core-4b; Grooved through hole-4c; Locating dowel pin-4d; Planker-5; Chute-6; Engaging lug seat-7; Arm-tie ear seat-8; Arm-tie-9; Yoke-10; Fluid cylinder ear seat-11.
The specific embodiment
Below in conjunction with test example and the specific embodiment, the present invention is described in further detail.But this should be interpreted as to the scope of the above-mentioned theme of the present invention only limits to following embodiment, all technology realizing based on content of the present invention all belong to scope of the present invention.
As shown in Fig. 3 to Figure 17, a kind of oil field of the present embodiment superimposed trailer jack up unit, comprise vehicle frame 1, the rear end of vehicle frame 1 is provided with wheel 2, the front end of vehicle frame 1 can be connected with trailer, between vehicle frame 1 and ground, be provided with lift oil tank 3, one end of lift oil tank 3 and vehicle frame 1 are hinged, the bottom of vehicle frame 1 is provided with arm-tie 9, the front end of one end of arm-tie 9 and vehicle frame 1 is hinged, the other end of arm-tie 9 is connected with planker 5, the bottom of planker 5 is placed in ground, on planker 5, be provided with chute 6, on chute 6, slide and be provided with engaging lug seat 7, in the present embodiment, the direction of slip of engaging lug seat 7 on chute 6 is consistent with the length direction of vehicle frame 1, the other end of arm-tie 9, and the other end of lift oil tank 3 is coaxially articulated with on this engaging lug seat 7, that is: lift oil tank 3 and arm-tie 9 coaxially arrange with the hinge of engaging lug seat 7, the rear end of vehicle frame 1 is provided with the radius stay 4 that can extend and shorten, as shown in Figure 7 to 9, in the present embodiment, radius stay 4 is comprised of inner core 4b and urceolus 4a, on urceolus 4a, offer the grooved through hole 4c arranging along its length, inner core 4b is movably set in urceolus 4a, inner core 4b is provided with the locating dowel pin 4d of evagination, locating dowel pin 4d is plugged in grooved through hole 4c, in all the other embodiments, this radius stay 4 is leading screw and nut mechanism also, or hydraulic oil cylinder mechanism is realized from extending and shortening, at this, just repeat no more.When vehicle frame 1 rotates lifting, the variable in distance between radius stay 4 compensation plankers 5 and vehicle frame 1; The lower hinge of one end of radius stay 4 and vehicle frame 1, radius stay 4 other ends are connected with planker 5, and planker 5 is hinged near a side and the radius stay 4 of vehicle frame 1 rear end; The bottom of planker 5 is placed in ground, is provided with chute 6 on planker 5, on chute 6, slides and is provided with engaging lug seat 7, and one end of lift oil tank 3 and vehicle frame 1 are hinged, and the other end of lift oil tank 3 is articulated with on this engaging lug seat 7.
When needs are used lift oil tank 3 by superimposed trailer front end jack-up, first the piston rod of lift oil tank 3 is extended, superimposed trailer be take wheel 2 as center of circle rotation rising, rising along with superimposed trailer, radius stay 4 is elongated, because lift oil tank 3 two ends all have the degree of freedom of rotation, make lift oil tank 3 can stablize application of force direction, and lift oil tank 3 can be along planker 5 translations with the hinge of planker 5, the application of force direction of lift oil tank 3 can be regulated voluntarily, before producing moment of flexure, ajust voluntarily, 3 bearing thrusts of lift oil tank have been guaranteed, do not bear moment of flexure, so longer service life of lift oil tank 3.When lift oil tank 3 by superimposed trailer jacking when being applicable to height, stop jacking, tractor truck just can be connected with superimposed trailer.
When vehicle frame 1 rises, engaging lug seat 7 is to slide from left to right, and by the mode of arm-tie 9 is set, after the piston rod of lift oil tank 3 has been shunk, assurance engaging lug seat 7 is at the left end of chute 6; When the piston rod of lift oil tank 3 has stretched out, guarantee that engaging lug seat 7 is at the right-hand member of chute 6, in addition, this arm-tie 9 can also play the effect of bearing the friction force of engaging lug seat 7 when the interior slip of chute 6, concrete, this engaging lug seat 7 comprises base plate and baffle plate, the quantity of baffle plate is four, is provided with gap between baffle plate, and four baffle plates form San Ge gap, left, center, right on engaging lug seat 7, on four baffle plates, be respectively provided with a pin-and-hole, the pin-and-hole on four baffle plates coaxially arranges.
As shown in Figure 12 to Figure 17, the bottom of vehicle frame 1 is provided with arm-tie ear seat 8, and arm-tie ear seat 8 is comprised of base plate and two baffle plates, between two baffle plates, is provided with gap, an end of arm-tie 9 be plugged in this gap and with arm-tie ear seat 8 pin joints; The other end of arm-tie 9 is provided with two yokes 10, two yokes 10 are plugged in left and right two gaps of engaging lug seat 7, the end of two yokes 10 is provided with pin-and-hole, baffle plate pin joint on two yokes 10 and engaging lug seat 7, between engaging lug seat 7 and chute 6, be provided with grease layer, the bottom of vehicle frame 1 is provided with fluid cylinder ear seat 11, and fluid cylinder ear seat 11 is welded to each other with vehicle frame 1, and lift oil tank 3 is hinged by fluid cylinder ear seat 11 and vehicle frame 1.
As Fig. 3, Fig. 4, as follows by the lift oil tank 3 jack-up superimposed trailer processes in the present embodiment: the piston rod of lift oil tank 3 slowly extends, superimposed trailer be take wheel 2 as center of circle rotation rising, and engaging lug seat 7 slides to the right in chute 6, and chute 6 is put on the ground, simultaneously, along with the rising of superimposed trailer, chute 6 initial position fix bars 4 are elongated, 3 bearing thrusts of lift oil tank in this process, no longer bear moment of flexure, because the friction force of engaging lug seat 7 when the interior slip of chute 6 born by arm-tie 9.When lift oil tank 3 by superimposed trailer jacking when being applicable to height, stop jacking, tractor truck just can be connected with superimposed trailer, now wheel 2 and chute 6 be all placed on ground.
By the lift oil tank 3 in the present embodiment, transfer superimposed trailer process as follows: the piston rod of lift oil tank 3 slowly shrinks, superimposed trailer be take wheel 2 as center of circle rotation reduction, engaging lug seat 7 slides left from chute 6 right-hand members, simultaneously, reduction along with superimposed trailer, chute 6 initial position fix bars 4 are compressed short, when liquid cylinder piston bar harvests, engaging lug seat 7 also slides into chute 6 right-hand members, chute 6 initial position fix bar 4 length are also compressed to approaching the shortest, whole jack up unit is all accommodated in superimposed trailer the inside, does not take other spaces.
The present embodiment is after connecting with tractor truck, jack up unit contraction state, now superimposed trailer is in travelling position, process is as follows: the piston rod of lift oil tank 3 slowly shrinks, arm-tie 9 be take arm-tie ear seat 8 bearing pin centers as center of circle rotation, drive chute 6 to rise together, until the piston rod of lift oil tank 3 is regained completely, in withdrawal process, chute 6 initial position fix bars 4 are compressed into the shortest, engaging lug seat 7 just slides into left and approaches chute 6 high order ends in chute 6, whole jack up unit is hidden in superimposed trailer, during transportation, do not exceed superimposed trailer width, do not take the space of transportation device, accordingly, when needs support superimposed trailer, when tractor truck departs from, the piston rod of lift oil tank 3 slowly extends, arm-tie 9 be take arm-tie ear seat 8 bearing pin centers as center of circle rotation, drive chute 6 to decline together, until chute 6 contacts to earth, in decline process, chute 6 initial position fix bars 4 are elongated, when being pulled to when the longest, engaging lug seat 7 just slides to the right in chute 6, when chute 6 contacts to earth, engaging lug seat 7 just slides to chute 6 right-hand members, for jack up unit, to transfer superimposed trailer ready.
The present invention is not limited to the aforesaid specific embodiment.The present invention expands to any new feature or any new combination disclosing in this manual, and the arbitrary new method disclosing or step or any new combination of process.
Claims (7)
1. an oil field superimposed trailer jack up unit, comprise vehicle frame, the rear end of described vehicle frame is provided with wheel, the front end of described vehicle frame can be connected with trailer, between described vehicle frame and ground, be provided with lift oil tank, it is characterized in that: one end and the vehicle frame of described lift oil tank are hinged, the bottom of described vehicle frame is provided with arm-tie, one end of described arm-tie and the front end of vehicle frame are hinged, the other end of described arm-tie is connected with planker, the bottom of described planker is placed in ground, on described planker, be provided with chute, on described chute, slide and be provided with engaging lug seat, the other end of described arm-tie, and the other end of lift oil tank is coaxially articulated with on this engaging lug seat.
2. oil field according to claim 1 superimposed trailer jack up unit, is characterized in that: the rear end of described vehicle frame is provided with the radius stay that can extend and shorten, one end of described radius stay and the lower hinge of vehicle frame, and the described radius stay other end and planker are hinged.
3. oil field according to claim 2 superimposed trailer jack up unit, it is characterized in that: described engaging lug seat comprises base plate and baffle plate, the quantity of described baffle plate is four, between described baffle plate, be provided with gap, on described four baffle plates, be respectively provided with a pin-and-hole, the pin-and-hole on described four baffle plates coaxially arranges.
4. oil field according to claim 3 superimposed trailer jack up unit, it is characterized in that: the bottom of described vehicle frame is provided with arm-tie ear seat, described arm-tie ear seat is comprised of base plate and two baffle plates, between described two baffle plates, be provided with gap, an end of described arm-tie is plugged in this gap and with arm-tie ear seat pin and connects; The other end of described arm-tie is provided with two yokes, and described two yokes are plugged in two gaps of engaging lug seat, and the end of described two yokes is provided with pin-and-hole, the baffle plate pin joint on described two yokes and engaging lug seat.
5. oil field according to claim 4 superimposed trailer jack up unit, it is characterized in that: described radius stay is comprised of inner core and urceolus, on described urceolus, offer the grooved through hole arranging along its length, described inner core is movably set in urceolus, described inner core is provided with the locating dowel pin of evagination, and described locating dowel pin is plugged in grooved through hole.
6. oil field according to claim 5 superimposed trailer jack up unit, is characterized in that: between described engaging lug seat and chute, be provided with grease layer.
7. oil field according to claim 6 superimposed trailer jack up unit, is characterized in that: the bottom of described vehicle frame is provided with fluid cylinder ear seat, and described fluid cylinder ear seat and vehicle frame are welded to each other, and described lift oil tank is hinged by fluid cylinder ear seat and vehicle frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310646857.6A CN103612676B (en) | 2013-12-04 | 2013-12-04 | A kind of oil field superimposed trailer jack up unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310646857.6A CN103612676B (en) | 2013-12-04 | 2013-12-04 | A kind of oil field superimposed trailer jack up unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103612676A true CN103612676A (en) | 2014-03-05 |
| CN103612676B CN103612676B (en) | 2015-10-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310646857.6A Active CN103612676B (en) | 2013-12-04 | 2013-12-04 | A kind of oil field superimposed trailer jack up unit |
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| CN (1) | CN103612676B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114233201A (en) * | 2022-01-04 | 2022-03-25 | 四川宏华石油设备有限公司 | Pulling type base device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2371315A1 (en) * | 1976-11-18 | 1978-06-16 | Gatserelia Michel | Lifting jack for inclining semi-trailer for loading - has front telescopic strut in three sections and extended or lowered under fluid pressure |
| CN201071002Y (en) * | 2007-09-07 | 2008-06-11 | 四川宏华石油设备有限公司 | Drilling fluid tank moving device |
| CN202156463U (en) * | 2011-07-12 | 2012-03-07 | 保定北奥石油物探特种车辆制造有限公司 | Mud tank semitrailer for well drilling |
| CN203172603U (en) * | 2013-03-18 | 2013-09-04 | 浙江农林大学 | Mechanical supporting leg device |
| CN203268175U (en) * | 2013-04-24 | 2013-11-06 | 常州科研试制中心有限公司 | Semitrailer of mining anti-explosion transport vehicle |
| CN203558137U (en) * | 2013-12-04 | 2014-04-23 | 四川宏华石油设备有限公司 | Semitrailer lifting device for oil fields |
-
2013
- 2013-12-04 CN CN201310646857.6A patent/CN103612676B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2371315A1 (en) * | 1976-11-18 | 1978-06-16 | Gatserelia Michel | Lifting jack for inclining semi-trailer for loading - has front telescopic strut in three sections and extended or lowered under fluid pressure |
| CN201071002Y (en) * | 2007-09-07 | 2008-06-11 | 四川宏华石油设备有限公司 | Drilling fluid tank moving device |
| CN202156463U (en) * | 2011-07-12 | 2012-03-07 | 保定北奥石油物探特种车辆制造有限公司 | Mud tank semitrailer for well drilling |
| CN203172603U (en) * | 2013-03-18 | 2013-09-04 | 浙江农林大学 | Mechanical supporting leg device |
| CN203268175U (en) * | 2013-04-24 | 2013-11-06 | 常州科研试制中心有限公司 | Semitrailer of mining anti-explosion transport vehicle |
| CN203558137U (en) * | 2013-12-04 | 2014-04-23 | 四川宏华石油设备有限公司 | Semitrailer lifting device for oil fields |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114233201A (en) * | 2022-01-04 | 2022-03-25 | 四川宏华石油设备有限公司 | Pulling type base device |
| CN114233201B (en) * | 2022-01-04 | 2024-04-19 | 四川宏华石油设备有限公司 | Pull type base device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103612676B (en) | 2015-10-21 |
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