CN205045779U - Three portal structure - Google Patents
Three portal structure Download PDFInfo
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- CN205045779U CN205045779U CN201520711726.6U CN201520711726U CN205045779U CN 205045779 U CN205045779 U CN 205045779U CN 201520711726 U CN201520711726 U CN 201520711726U CN 205045779 U CN205045779 U CN 205045779U
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- door frame
- lifting
- movable door
- portal
- sprocket wheel
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Abstract
The utility model relates to a three portal elevation structure belong to manned jacking equipment technical field. Three portal structure, including fixed portion, lifting unit branch and elevating system, fixed portion includes the chassis, elevating system includes hydraulic pressure lifting unit chain and sprocket lifting unit, lifting unit divides including being used for the installation to get the mounting panel of material platform, the mounting panel is borrowed and to be realized the lift down by the lift action of second activity portal and second sprocket, second chain supplementary. The utility model discloses a put up director element and correspond and to realize the direction of dodge gate, through the directed element and correspond realize directional, and through the director element and correspond, directed element and the combined action that corresponds, make the lift process become stable and in the same direction as smooth.
Description
Technical field
The utility model relates to a kind of lifting structure, particularly relates to a kind of three door frame lifting structures, belongs to manned jacking equipment technical field.
Background technology
To be taken off by the object in high-altitude, there is multiple way.Wherein with the distance furthered between people and thing, people is enable directly to get at the method for object the safest and convenient.Reclaimer designs based on such idea.The structure of right reclaimer is varied, its different applicable situation of different structures shape.For the display rack of large supermarket, shelf are high more than 2 meters, the article of shelf eminence be taken off and need by instrument, general scissors type lifting platform has potential safety hazard, gantry type feeding function solves this problem, and therefore, gantry type reclaimer is better in the application prospect of the occasion such as supermarket, warehouse.
The patent No. is the Chinese utility model patent of 200720113788.2, disclose a kind of Full-automatic high altitude material fetching machine, this reclaimer includes the electro hydraulic gear that chassis, drive motor and drive wheel, cardan wheel, fixing door frame, movable door frame, manned railway carriage or compartment frame, driving railway carriage or compartment frame are elevated; Under drive motor and drive wheel, cardan wheel are arranged on chassis respectively; Fixing door frame is fixedly mounted on chassis, and described fixing door frame is made up of the horizon bar of two fixed links longitudinally arranged, affixed two fixed links, is provided with the chute longitudinally arranged inside described fixed link; Movable door frame is arranged on inside two fixed links, and described movable door frame is made up of two joysticks and horizontal cross bar affixed with it, is provided with the pulley coordinated with chute outside described longitudinal rod, is also provided with chute inside described longitudinal rod; Described railway carriage or compartment frame is made up of step, handrail and backrest, and on described backrest, corresponding movable door frame lower position is connected with slide block, and described slide block both sides are provided with the pulley coordinated with movable door frame chute; The described electro hydraulic gear be arranged on chassis includes the chain pulley seat assembly of power supply, electric oil pump, hydraulic actuating cylinder, sprocket wheel and mount pad composition, chain pulley seat assembly is packed on the horizontal cross bar of movable door frame, one end of chain and the horizon bar of fixing door frame hinged, the other end and the slide block of chain are hinged; The piston rod top of hydraulic actuating cylinder and the horizontal cross bar of movable door frame affixed; The master cock of drive motor, the master cock of electro hydraulic gear are arranged in same electric-controlled box.
Above-mentioned reclaimer is the legacy product of our company in fact, and this product extensively gets a good review after introducing to the market, also receives the valuable advices of many clients.For this reason, research and development department of our company adjusts organic type pointedly according to the demand of client, is especially embodied in the aspects such as maintenance convenience, property convenient for control and lifting stationarity.
Utility model content
The utility model will solve the problems of the technologies described above, thus provides a kind of three portal-framed structures.
The technical scheme that the utility model solves the problem is as follows:
Three portal-framed structures, comprise the liftable lifting part of fixed part and relative described fixed part and drive described lifting unit to divide the lifting mechanism of lifting, it is characterized in that: described fixed part comprises chassis, described lifting mechanism comprises hydraulic lifting assembly and sprocket wheel lifting assembly; Described lifting unit divides the adapter plate comprised for installing feeding platform; Hydraulic lifting assembly comprises fixing door frame, hydraulic actuating cylinder and movable door frame; Sprocket wheel lifting assembly comprises sprocket wheel and chain; Also comprising as the second movable door frame of the lifting object of sprocket wheel lifting assembly and lifting object is the second sprocket wheel lifting assembly of described adapter plate; Described second sprocket wheel lifting assembly comprises the second sprocket wheel and the second chain; Fixing door frame is erected on chassis and also fixes with it, and the push rod of hydraulic actuating cylinder is connected to movable door frame, to drive movable door frame; Chain one end is connected in the movable door frame other end and is connected in the second movable door frame, the second movable door frame by movable door frame lifting action and sprocket wheel, chain auxiliary under realize lifting; Adapter plate by the second movable door frame lifting action and the second sprocket wheel, the second chain auxiliary under realize lifting.
Preferred as technique scheme, described second chain one end is connected in the second movable door frame other end and is connected in feeding platform.
Preferred as technique scheme, described chassis is provided with drawer, and the hydraulic oil pump of hydraulic actuating cylinder, controller and storage battery are arranged in described drawer; After the power lead of hydraulic oil pump, controller and storage battery and signal wire (SW) pick out from described drawer, be mounted to bearing by the drag chain activity being arranged on chassis.
Preferred as technique scheme, described chassis is also provided with two preposition passive cardan wheels and two rearmounted orientation wheels, described two rearmounted orientations wheel non-coaxial drive, make the advance of reclaimer, retreat and turn to by two rearmounted orientations wheels hand of rotation and/or revolve speed discrepancy and determine.
Preferred as technique scheme, described chassis being also provided with brake top pin, starts described brake when pushing up pin, described brake top pin is offseted with the carrier side of carrying reclaimer, make reclaimer have at least part gravity to be assigned to brake top pin, produce static friction force, thus reach positioning action.
Preferred as technique scheme, is fixingly provided with one or more director element between door frame and movable door frame, and this director element is led by counterpart; This director element is located at described movable door frame and counterpart is located on described fixing door frame, or is located at described fixing door frame and counterpart is located on described movable door frame.
Preferred as technique scheme, described director element is the wide roller be arranged on by mount pad on fixing door frame, and counterpart is the plane be made up of the outside face of described movable door frame; During lifting, between described plane and described wide roller, friction of rolling occurs, wide roller is not elevated because being arranged on fixing door frame, and the outside face of described plane reason activity door frame forms and is elevated.
Preferred as technique scheme, be also provided with one or more directed element between described fixing door frame and movable door frame, this directed element is led by counterpart; Directed element is arranged on the directional wheel on movable door frame, and counterpart is the C type folding face be made up of the inside face of described fixing door frame; The width in the diameter < C type folding face of described directional wheel; During lifting, the one side generation friction of rolling in face rolled over by directional wheel and described C type, and directional wheel is elevated because being arranged on movable door frame, and the inside face that described C type folding face reason fixes door frame forms and is not elevated.
Preferred as technique scheme, described director element is arranged on the top of described fixing door frame, and described directed element is arranged on the bottom of described movable door frame; In lifting process, when the mount pad of described directed element and described director element comes in contact, be now described three portal-framed structures when rising to maximum height.
Preferred as technique scheme, described chassis is also provided with hole, hole assembly, hole, described hole assembly comprises turnover panel, claw, lower link, middle connecting rod and depression bar, described depression bar is movably installed in sleeve inner, upper end is for accepting the compressing of feeding platform, lower end abutment is on the roller being rotationally connected with described middle connecting rod one end, the middle connecting rod other end and described lower link one end are rotationally connected, the lower link other end is flexibly connected with described claw one end, and described claw is used for engaging or welds described turnover panel; Be rotatably connected on substrate by the first axle in the middle part of described middle connecting rod, the claw other end is rotatably connected on substrate by the second axle; When feeding platform declines, push down the upper end of depression bar, power is delivered to middle connecting rod one end by roller, by the rotation of middle connecting rod, power is delivered to the middle connecting rod other end, and power passes to lower link, a part of power is passed to claw by lower link, another part power be applied on gas bar, gas bar is reclaimed, savings potential energy is in gas bar; Meanwhile, because claw is with turnover panel engaging or welding, turnover panel is packed up; And during the rising of feeding platform, the compressing of depression bar upper end is removed, be stored in the potential energy in gas bar, gas bar is opened, by the form of power, act on lower link, drive turnover panel to erect on the one hand, by the transmission of power, depression bar is resetted on the other hand, make it the compressing being again suitable for accepting feeding platform; When turnover panel erects, complete machine can be avoided to be absorbed in hole, hole.
In sum, the utility model has following beneficial effect:
1, the devices such as hydraulic oil pump, storage battery, controller are arranged in drawer by the utility model, as fault, directly can be pulled out by drawer, bring great convenience to maintenance;
2, preferably, traveling gear of the present utility model adopts electrodynamic type, relies on the hand of rotation of control two rear driving wheels and/or speed difference to realize advancing, retreat, turn to and turning around; Preferably, two rear driving wheels control each via independently motor;
3, as traveling gear of the present utility model adopts portable, namely need the power by the external world to move to make the utility model, that just needs to install brake top pin: enable when parking, the utility model can be helped relatively to be fixed on ground;
4, movable door frame of the present utility model realizes guiding by director element and counterpart thereof, realizes orientation by directed element and counterpart thereof; And pass through the combined action of director element and counterpart, directed element and counterpart thereof, make lifting process become stable and smooth;
5, hole, hole of the present utility model assembly, when feeding platform rises, turnover panel erects, and complete machine can be made to avoid being absorbed in hole, hole; When feeding platform drops to a certain degree, turnover panel is packed up, and convergent-divergent is in tray bottom.
Accompanying drawing explanation
Fig. 1 is the using state reference diagram of the utility model embodiment one;
Fig. 2 is three door frame lifting schematic diagrams of the present utility model;
Fig. 3 is lifting structure schematic diagram of the present utility model;
Fig. 4 is the lifting structure figure (the latter half) of the utility model three door frame;
Fig. 5 is three door frame lifting structure figure (centre portion) of the present utility model;
Fig. 6 is three door frame lifting structure figure (the first half) of the present utility model;
Fig. 7 is drawer structure figure of the present utility model;
Fig. 8 is the erection plan of hole, hole of the present utility model fender guard;
Fig. 9 is the concrete structure figure of hole, the utility model hole assembly;
Figure 10 is the using state reference diagram of the utility model embodiment two;
In figure, 1-chassis, 5-feeding platform, 8-director element, 9-directed element, 10-adapter plate;
1-1-drawer, the preposition passive cardan wheel of 1-2-, the rearmounted orientation wheel of 1-3-, 1-4-brake top pin;
1-10-turnover panel, 1-11-claw, 1-12-second axle, 1-13-lower link, connecting rod in 1-14-, 1-15-first axle, 1-16-depression bar, 1-17-substrate;
2-1-fixes door frame, 2-2-hydraulic actuating cylinder, the movable door frame of 2-3-,
3-1-sprocket wheel, 3-2-chain, the movable door frame of 3-3-second;
4-1-second sprocket wheel, 4-2-second chain;
8-1-mount pad, the wide roller of 8-2-, 8-3-plane;
9-1-directional wheel, 9-2-C type folding face.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is further detailed.
This detailed description of the invention is only to explanation of the present utility model, is not to restriction of the present utility model.The change that those skilled in the art have made after having read specification sheets of the present utility model, as long as in the protection domain of claims, all will be subject to the protection of patent law.
Embodiment one
Three portal-framed structures, comprise the liftable lifting part of fixed part and relative described fixed part and drive described lifting unit to divide the lifting mechanism of lifting.
As shown in Figure 1, fixed part comprises chassis 1.
As shown in Figure 5, lifting unit divides the adapter plate 10 comprised for installing feeding platform 5.
Lifting mechanism comprises hydraulic lifting assembly, sprocket wheel lifting assembly and the second sprocket wheel lifting mechanism.
As shown in figures 2-6, three portal-framed structures, hydraulic lifting assembly comprises fixing door frame 2-1, hydraulic actuating cylinder 2-2 and movable door frame 2-3; Sprocket wheel lifting assembly comprises sprocket wheel 3-1 and chain 3-2; Also comprising as the second movable door frame 3-3 of the lifting object of sprocket wheel lifting assembly 3 and lifting object is the second sprocket wheel lifting assembly 4 of described adapter plate 10; Described second sprocket wheel lifting assembly 4 comprises the second sprocket wheel 4-1 and the second chain 4-2; Fixing door frame 2-1 is erected on chassis 1 and also fixes with it, and the push rod of hydraulic actuating cylinder 2-2 is connected to movable door frame 2-3, to drive movable door frame 2-3; Chain 3-2 one end is connected in the movable door frame 2-3 other end and is connected in the second movable door frame 3-3, the second movable door frame 3-3 by movable door frame 2-3 lifting action and sprocket wheel 3-1, chain 3-2 auxiliary under realize lifting; Adapter plate 10 by the second movable door frame 3-3 lifting action and the second sprocket wheel 4-1, the second chain 4-2 auxiliary under realize lifting.
For making lifting more smooth, as shown in Figure 3 and Figure 4, fixing between door frame 2-1 and movable door frame 2-3, a director element 8 is respectively established in left and right, and this director element 8 is led by counterpart; Described director element 8 is the wide roller 8-2 be arranged on by mount pad 8-1 on fixing door frame 2-1, and counterpart is the plane 8-3 be made up of the outside face of described movable door frame 2-3; During lifting, between described plane 8-3 and described wide roller 8-2, friction of rolling occurs, wide roller is not elevated because being arranged on fixing door frame 2-1, and the outside face of described plane 8-3 reason activity door frame 2-3 forms and is elevated.
Also be provided with directed element 9 between described fixing door frame 2-1 and movable door frame 2-3, this directed element 9 is led by counterpart; Directed element 9 is arranged on the directional wheel 9-1 on movable door frame 2-3, and counterpart is the C type folding face 9-2 be made up of the inside face of described fixing door frame 2-1; The width in the diameter < C type folding face of described directional wheel 9-1; During lifting, the one side generation friction of rolling in face rolled over by directional wheel 9-1 and described C type, and directional wheel 9-1 is elevated because being arranged on movable door frame 2-3, and the inside face that described C type folding face 9-2 reason fixes door frame 2-1 forms and is not elevated.
Described director element 8 is arranged on the top of described fixing door frame 2-1, and described directed element 9 is arranged on the bottom of described movable door frame 2-3; In lifting process, when described directed element 9 comes in contact with the mount pad of described director element 8, be now described three portal-framed structures when rising to maximum height.
Same, for making lifting more smooth, as shown in Figure 5, between movable door frame 2-3 and the second movable door frame, there is director element and counterpart, directed element and counterpart thereof equally.Because of structural similitude, describe so omit.
Same, for making lifting more smooth, as shown in Figure 6, be provided with multiple directed element 9 between the second movable door frame 3-3 and feeding platform 5, this directed element 9 is led by counterpart; This directed element 9 is the roller that diameter is suitable, be located on adapter plate 10, adapter plate 10 to be located on described feeding platform 5 and with the second movable door frame 3-3 keeping parallelism position, the axle of this roller keeps vertical with the side of feeding platform 5, namely the counterpart of this directed element 9 is made up of the column inside face of the second movable door frame 3-3, that is, described directed element 9 is arranged on by the column of the second movable door frame 3-3 inner.
As shown in Figure 1, described chassis 1 is also provided with two preposition passive cardan wheel 1-2 and two rearmounted orientation wheel 1-3, described two rearmounted orientations wheel 1-3 non-coaxial drive, make the advance of reclaimer, retreat and turn to by two rearmounted orientations wheel 1-3 hand of rotation and/or revolve speed discrepancy and determine.
As shown in Figure 8 and Figure 9, described chassis 1 is also provided with hole, hole assembly, hole, described hole assembly comprises turnover panel 1-10, claw 1-11, lower link 1-13, middle connecting rod 1-14 and depression bar 1-16, described depression bar 1-16 is movably installed in sleeve inner, upper end is for accepting the compressing of feeding platform 5, lower end abutment is on the roller being rotationally connected with described middle connecting rod 1-14 one end, the middle connecting rod 1-14 other end and described lower link 1-13 one end are rotationally connected, the lower link 1-13 other end is flexibly connected with described claw 1-11 one end, described claw 1-11 is used for engaging or welds described turnover panel 1-10, be rotatably connected on substrate 1-17 by the first axle 1-15 in the middle part of described middle connecting rod 1-14, the claw 1-11 other end is rotatably connected on substrate 1-17 by the second axle 1-12, when feeding platform 5 declines, push down the upper end of depression bar 1-16, power is delivered to middle connecting rod 1-14 one end by roller, by the rotation of middle connecting rod 1-14, power is delivered to the middle connecting rod 1-14 other end, and power passes to lower link 1-13, a part of power is passed to claw 1-11 by lower link 1-13, another part power be applied on gas bar, gas bar is reclaimed, savings potential energy is in gas bar, meanwhile, because claw 1-11 welds with turnover panel 1-10, turnover panel 1-10 is packed up, and feeding platform 5 is when rising, the compressing of depression bar 1-16 upper end is removed, be stored in the potential energy in gas bar, gas bar is opened, by the form of power, act on lower link 1-13, drive turnover panel 1-10 to erect on the one hand, by the transmission of power, depression bar 1-16 is resetted on the other hand, make it the compressing being again suitable for accepting feeding platform 5, when turnover panel 1-10 erects, complete machine can be avoided to be absorbed in hole, hole.
As shown in Figure 1 and Figure 7, described chassis 1 is provided with drawer 1-1, and the hydraulic oil pump of hydraulic actuating cylinder, controller and storage battery are arranged in described drawer 1-1; After the power lead of hydraulic oil pump, controller and storage battery and signal wire (SW) pick out from described drawer 1-1, be mounted to bearing by the drag chain activity being arranged on chassis 1.
Embodiment two
As shown in Figure 9, three portal-framed structures of the present embodiment are basic identical with embodiment one, and difference is only: in embodiment one, and chassis is self-driving type; And in the present embodiment, be movable type, namely need to move to make the utility model by external force; Match according to this type, pay the utmost attention to assembling brake top pin 1-4.
Described chassis 1 is also provided with brake top pin 1-4, when starting described brake top pin 1-4, described brake top pin 1-4 is offseted with the carrier side of carrying reclaimer, make reclaimer have at least part gravity to be assigned to brake top pin 1-4, produce static friction force, thus reach positioning action.
Claims (9)
1. three portal-framed structures, comprise the liftable lifting part of fixed part and relative described fixed part and drive described lifting unit to divide the lifting mechanism of lifting, it is characterized in that: described fixed part comprises chassis (1), described lifting mechanism comprises hydraulic lifting assembly and sprocket wheel lifting assembly; Described lifting unit divides the adapter plate (10) comprised for installing feeding platform (5); Hydraulic lifting assembly comprises fixing door frame (2-1), hydraulic actuating cylinder (2-2) and movable door frame (2-3); Sprocket wheel lifting assembly comprises sprocket wheel (3-1) and chain (3-2); Also comprising as the second movable door frame (3-3) of the lifting object of sprocket wheel lifting assembly (3) and lifting object is the second sprocket wheel lifting assembly (4) of described adapter plate (10); Described second sprocket wheel lifting assembly (4) comprises the second sprocket wheel (4-1) and the second chain (4-2); Fixing door frame (2-1) is erected at chassis (1) and above also fixes with it, and the push rod of hydraulic actuating cylinder (2-2) is connected to movable door frame (2-3), to drive movable door frame (2-3); Chain (3-2) one end is connected in movable door frame (2-3) other end and is connected in the second movable door frame (3-3), the second movable door frame (3-3) by movable door frame (2-3) lifting action and sprocket wheel (3-1), chain (3-2) auxiliary under realize lifting; Adapter plate (10) by the second movable door frame (3-3) lifting action and the second sprocket wheel (4-1), the second chain (4-2) auxiliary under realize lifting.
2. three portal-framed structures according to claim 1, is characterized in that: described chassis (1) is provided with drawer (1-1), and the hydraulic oil pump of hydraulic actuating cylinder, controller and storage battery are arranged in described drawer (1-1); After the power lead of hydraulic oil pump, controller and storage battery and signal wire (SW) pick out from described drawer (1-1), be mounted to bearing by the drag chain activity being arranged on chassis (1).
3. three portal-framed structures according to claim 1, it is characterized in that: described chassis (1) is also provided with two preposition passive cardan wheels (1-2) and two rearmounted orientations wheel (1-3), described two rearmounted orientations wheel (1-3) non-coaxial drive, make the advance of reclaimer, retreat and turn to by two rearmounted orientations wheel (1-3) hand of rotation and/or revolve speed discrepancy and determine.
4. three portal-framed structures according to claim 1, it is characterized in that: described chassis (1) is also provided with brake top pin (1-4), when starting described brake top pin (1-4), described brake top pin (1-4) is offseted with the carrier side of carrying reclaimer, reclaimer is made to have at least part gravity to be assigned to brake top pin (1-4), produce static friction force, thus reach positioning action.
5. three portal-framed structures according to claim 1, is characterized in that: fix and be provided with one or more director element (8) between door frame (2-1) and movable door frame (2-3), this director element (8) is led by counterpart; This director element (8) is located at described movable door frame (2-3) and counterpart is located on described fixing door frame (2-1), or is located at described fixing door frame (2-1) and counterpart is located on described movable door frame (2-3).
6. three portal-framed structures according to claim 5, it is characterized in that: described director element (8) is the wide roller (8-2) be arranged on by mount pad (8-1) on fixing door frame (2-1), and counterpart is the plane (8-3) be made up of the outside face of described movable door frame (2-3); During lifting, friction of rolling is there is between described plane (8-3) and described wide roller (8-2), wide roller is not above elevated because being arranged on fixing door frame (2-1), and the outside face of described plane (8-3) reason activity door frame (2-3) forms and is elevated.
7. three portal-framed structures according to claim 6, is characterized in that: be also provided with one or more directed element (9) between described fixing door frame (2-1) and movable door frame (2-3), and this directed element (9) is led by counterpart; Directed element (9) is the directional wheel (9-1) be arranged on movable door frame (2-3), and counterpart is C type folding face (9-2) be made up of the inside face of described fixing door frame (2-1); The width in the diameter < C type folding face of described directional wheel (9-1); During lifting, the one side generation friction of rolling in face rolled over by directional wheel (9-1) and described C type, directional wheel (9-1) is above elevated because being arranged on movable door frame (2-3), and the inside face that described C type folding face (9-2) reason fixes door frame (2-1) forms and is not elevated.
8. three portal-framed structures according to claim 7, is characterized in that: described director element (8) is arranged on the top of described fixing door frame (2-1), and described directed element (9) is arranged on the bottom of described movable door frame (2-3); In lifting process, when the mount pad of described directed element (9) and described director element (8) comes in contact, be now described three portal-framed structures when rising to maximum height.
9. three portal-framed structures according to claim 8, it is characterized in that: described chassis is also provided with hole, hole assembly, hole, described hole assembly comprises turnover panel (1-10), claw (1-11), lower link (1-13), middle connecting rod (1-14) and depression bar (1-16), described depression bar (1-16) is movably installed in sleeve inner, upper end is for accepting the compressing of feeding platform (5), lower end abutment is on the roller being rotationally connected with described middle connecting rod (1-14) one end, middle connecting rod (1-14) other end and described lower link (1-13) one end are rotationally connected, lower link (1-13) other end is flexibly connected with described claw (1-11) one end, described claw (1-11) is for engaging or weld described turnover panel (1-10), described middle connecting rod (1-14) middle part is rotatably connected on substrate (1-17) by the first axle (1-15), and claw (1-11) other end is rotatably connected on substrate (1-17) by the second axle (1-12), when feeding platform (5) declines, push down the upper end of depression bar (1-16), power is delivered to middle connecting rod (1-14) one end by roller, by the rotation of middle connecting rod (1-14), power is delivered to middle connecting rod (1-14) other end, and power passes to lower link (1-13), a part of power is passed to claw (1-11) by lower link (1-13), another part power be applied on gas bar, gas bar is reclaimed, savings potential energy is in gas bar, meanwhile, because claw (1-11) is with turnover panel (1-10) engaging or welding, turnover panel (1-10) is packed up, and during feeding platform (5) rising, the compressing of depression bar (1-16) upper end is removed, be stored in the potential energy in gas bar, gas bar is opened, by the form of power, act on lower link (1-13), drive turnover panel (1-10) to erect on the one hand, by the transmission of power, depression bar (1-16) is resetted on the other hand, make it the compressing being again suitable for accepting feeding platform (5), when turnover panel (1-10) erects, complete machine can be avoided to be absorbed in hole, hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520711726.6U CN205045779U (en) | 2015-09-15 | 2015-09-15 | Three portal structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520711726.6U CN205045779U (en) | 2015-09-15 | 2015-09-15 | Three portal structure |
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| CN205045779U true CN205045779U (en) | 2016-02-24 |
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| CN201520711726.6U Active CN205045779U (en) | 2015-09-15 | 2015-09-15 | Three portal structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105084266A (en) * | 2015-09-15 | 2015-11-25 | 浙江鼎力机械股份有限公司 | Three-portal-frame structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105084266A (en) * | 2015-09-15 | 2015-11-25 | 浙江鼎力机械股份有限公司 | Three-portal-frame structure |
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