CN113174833A - Self-loading and unloading mechanism for emergency trestle equipment - Google Patents
Self-loading and unloading mechanism for emergency trestle equipment Download PDFInfo
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- CN113174833A CN113174833A CN202110400527.3A CN202110400527A CN113174833A CN 113174833 A CN113174833 A CN 113174833A CN 202110400527 A CN202110400527 A CN 202110400527A CN 113174833 A CN113174833 A CN 113174833A
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- 230000003028 elevating effect Effects 0.000 claims 2
- 210000001503 joint Anatomy 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 9
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- 238000010586 diagram Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D15/00—Movable or portable bridges; Floating bridges
- E01D15/12—Portable or sectional bridges
- E01D15/127—Portable or sectional bridges combined with ground-supported vehicles for the transport, handling or placing of such bridges or of sections thereof
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Abstract
The invention discloses an emergency trestle equipment self-loading and unloading mechanism which is of a multi-foot structure, wherein the emergency trestle equipment comprises a multifunctional bridge girder erection machine body, two sides of the multifunctional bridge girder erection machine body are respectively provided with a plurality of groups of rotary folding mechanisms and lifting travelling mechanisms, and the multifunctional bridge girder erection machine body is assembled and disassembled through the rotary folding mechanisms and the lifting travelling mechanisms; the multifunctional bridge girder erection machine is sequentially operated, the travelling wheel driving mechanism in the lifting travelling mechanism drives the travelling wheels to roll to drive the multifunctional bridge girder erection machine body to move automatically, so that the aim of automatic butt joint of the multifunctional bridge girder erection machine body is fulfilled, and the assembling efficiency is high.
Description
Technical Field
The invention belongs to the technical field of engineering machinery, and particularly relates to an automatic loading and unloading mechanism of emergency trestle equipment.
Background
In the large-scale engineering machinery industry, part of engineering machinery needs to be transported in sections due to large body size and long piece (more than 30 meters), and is assembled on site, particularly in the emergency trestle equipment industry, the multifunctional bridge girder erection machine (emergency trestle) is long in appearance (60 meters) and has a dead weight (120 tons), and the multifunctional bridge girder erection machine (emergency trestle) is split into multiple sections before long-distance transportation, so that the freight car is convenient to transport; after the emergency trestle equipment components arrive at the site, assembling the emergency trestle equipment components nearby the field construction site; because the leveling field of the field construction site is small (especially in a hilly landform area), large hoisting equipment (such as a hoisting crane) is not easy to enter the field construction site, and the multifunctional bridge girder erection machine (emergency trestle) has large appearance, is heavy per se and is inconvenient to move, so that the assembly of the multifunctional bridge girder erection machine (emergency trestle) is limited, the assembly is slow, the efficiency is low and the labor intensity is high; the assembly of the multifunctional bridge girder erection machine (emergency trestle) in a field site can be completed only after about 8 persons for 2 to 3 days, the disassembly of the multifunctional bridge girder erection machine (emergency trestle) in the field site requires about 6 persons for 2 days, and the disassembly and assembly of the multifunctional bridge girder erection machine (emergency trestle) in the field site requires about 4 persons for 1 day; the multifunctional bridge girder erection machine brings great inconvenience to field construction site assembly, field construction site disassembly, loading and transition, and field construction site transition and vehicle unloading.
Therefore, it is an entire problem to be solved in the emergency trestle equipment industry to improve the convenience (method) of loading, unloading and field site installation of a multifunctional bridge girder erection machine (emergency trestle).
Disclosure of Invention
The invention aims to provide a self-loading and unloading mechanism of emergency trestle equipment, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
emergent landing stage equipment is from loading and unloading car mechanism, this emergent landing stage equipment is polypod formula structure, emergent landing stage equipment includes multi-functional bridging machine body, the both sides of multi-functional bridging machine body are provided with the rotatory folding mechanism of multiunit and lift running gear respectively, realize the equipment and the dismantlement of multi-functional bridging machine body through rotatory folding mechanism and lift running gear.
As a still further scheme of the invention: the lifting walking mechanism comprises walking wheels, a support, telescopic supporting legs, fixed supporting legs, a lifting mechanism and a walking wheel driving mechanism, walking wheels are arranged at one ends of the telescopic supporting legs through the support, the walking wheel driving mechanism is installed on the support and connected with the walking wheels, the other ends of the telescopic supporting legs are inserted into the cavity of the fixed supporting legs, and the telescopic supporting legs are connected with the fixed supporting legs through the lifting mechanism.
As a still further scheme of the invention: the rotary folding mechanism comprises a rotating shaft, a rotating back support, a first oil cylinder, a pin shaft, a support and a second oil cylinder, wherein the fixed support leg is hinged to the rotating back support through the rotating shaft, the rotating back support is hinged to the support through the pin shaft, one side of the support is fixedly mounted on the multifunctional bridge girder erection machine body, one end of the first oil cylinder is hinged to the rotating back support, the other end of the first oil cylinder is hinged to the fixed support leg, one end of the second oil cylinder is hinged to the multifunctional bridge girder erection machine body, and the other end of the second oil cylinder is hinged to the rotating back support.
As a still further scheme of the invention: the traveling wheel driving mechanism is an electric motor or a hydraulic motor.
As a still further scheme of the invention: the lifting mechanism is an oil cylinder or a screw rod lifter.
As a still further scheme of the invention: one end of the lifting mechanism is fixedly arranged in the cavity of the fixed supporting leg, and the other end of the lifting mechanism is fixedly arranged in the cavity of the telescopic supporting leg.
As a still further scheme of the invention: the emergency trestle equipment is at least a four-foot mechanism and is not limited to four feet.
As a still further scheme of the invention: the lifting traveling mechanism and the rotary folding mechanism can be detachably connected to the multifunctional bridge girder erection machine body.
Compared with the prior art, the invention has the beneficial effects that:
1. after the lifting travelling mechanism is started, travelling wheels move downwards to be in contact with the ground, the multifunctional bridge girder erection machine body is jacked up, the posture position of the multifunctional bridge girder erection machine body is lifted upwards under the support of the telescopic supporting legs and the fixed supporting legs, a transport vehicle enters the lower part of the multifunctional bridge girder erection machine body in this state, the lifting mechanism in the lifting travelling mechanism retracts after the posture is adjusted, the telescopic supporting legs, the travelling wheels and the travelling wheel driving mechanism are driven to lift upwards, and the multifunctional bridge girder erection machine body falls on the transport vehicle, so that the automatic loading of the multifunctional bridge girder erection machine body is completed; the sequence of the automatic unloading operation process of the multifunctional bridge girder erection machine body is opposite to the sequence of the automatic loading operation process of the multifunctional bridge girder erection machine body, so that the automatic unloading purpose of the multifunctional bridge girder erection machine body is achieved, the multifunctional bridge girder erection machine body is very inconvenient to assemble in a field construction site, disassemble, load and transfer in the field construction site, and unload after transfer in the field construction site, the operation flexibility is high, and the stability is strong;
2. the lifting travelling mechanism and the rotary folding mechanism are attached to the multifunctional bridge girder erection machine body, have the characteristics of small size and light weight (2 persons can move), and can be disassembled (2 persons can disassemble in half a day) when not used or not needed, and the loading or unloading of the multifunctional bridge girder erection machine body can be completed by 2 persons in each half a day in the state, so that the working efficiency is greatly improved, and the labor intensity is reduced;
3. in the lifting travelling mechanism, the travelling wheels are driven by the travelling wheel driving mechanism to roll, so that the multifunctional bridge girder erection machine body moves, each section of the multifunctional bridge girder erection machine body can automatically move together under the assistance of manpower, and then the height of the lifting mechanism is adjusted, so that each section of main girder of the emergency trestle equipment is at the same horizontal position; the multifunctional bridge girder erection machine is characterized in that the multifunctional bridge girder erection machine body is provided with a lifting travelling mechanism, a travelling wheel driving mechanism drives travelling wheels to roll to drive the multifunctional bridge girder erection machine body to move automatically, and the multifunctional bridge girder erection machine body is automatically butted, and is generally composed of five to six sections, so that the multifunctional bridge girder erection machine can be assembled within 2 persons in half a day, and the assembling efficiency is high.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic front structural view of the present invention.
Fig. 2 is a schematic structural view of the horizontal posture of the fixed leg of the present invention.
FIG. 3 is a front view of the multifunctional bridge girder erection machine body in a parallel posture with the rotary support.
FIG. 4 is a top view of the multifunctional bridge girder erection machine body in a parallel posture with the rotary support.
FIG. 5 is a front view of the vertical posture of the rotary support and the multifunctional bridge girder erection machine body.
FIG. 6 is a top view of the vertical posture of the rotary support and the multifunctional bridge girder erection machine body.
Fig. 7 is a first structural schematic diagram of loading of the multifunctional bridge girder erection machine body.
Fig. 8 is a second structural schematic diagram of loading of the multifunctional bridge girder erection machine body.
Fig. 9 is a third structural schematic diagram of loading of the multifunctional bridge girder erection machine body.
Fig. 10 is a fourth structural schematic diagram of loading of the multifunctional bridge girder erection machine body.
Fig. 11 is a schematic structural view of the multifunctional bridge girder erection machine after loading is completed.
In the figure: 1. a traveling wheel; 2. a support; 3. a telescopic leg; 4. fixing the supporting legs; 5. a lifting mechanism; 6. a traveling wheel driving mechanism; 7. a lifting travelling mechanism; 8. a rotating shaft; 9. rotating the back support; 10. a first oil cylinder; 11. a pin shaft; 12. a support; 13. a second oil cylinder; 14. a multifunctional bridge girder erection machine body; 15. the folding mechanism is rotated.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
referring to fig. 1 to 11, in the embodiment of the present invention, an emergency landing stage device is an automatic loading and unloading mechanism, the emergency landing stage device is a multi-leg structure, the emergency landing stage device includes a multifunctional bridge erecting machine body 14, two sides of the multifunctional bridge erecting machine body 14 are respectively provided with a plurality of sets of rotating and folding mechanisms 15 and lifting and traveling mechanisms 7, and the multifunctional bridge erecting machine body 14 is assembled and disassembled by the rotating and folding mechanisms 15 and the lifting and traveling mechanisms 7.
The lifting travelling mechanism 7 comprises a travelling wheel 1, a support 2, a telescopic supporting leg 3, a fixed supporting leg 4, a lifting mechanism 5 and a travelling wheel driving mechanism 6, the travelling wheel 1 is arranged at one end of the telescopic supporting leg 3 through the support 2, the travelling wheel driving mechanism 6 is mounted on the support 2, the travelling wheel driving mechanism 6 is connected with the travelling wheel 1, the travelling wheel 1 is driven to roll through the travelling wheel driving mechanism 6, so that the multifunctional bridge girder erection machine body 14 moves, the other end of the telescopic supporting leg 3 is inserted into a cavity of the fixed supporting leg 4, and the telescopic supporting leg 3 is connected with the fixed supporting leg 4 through the lifting mechanism 5, so that the length adjustment of the telescopic supporting leg 3 and the fixed supporting leg 4 is realized;
the rotary folding mechanism 15 comprises a rotating shaft 8, a rotary support 9, a first oil cylinder 10, a pin shaft 11, a support 12 and a second oil cylinder 13, the fixed supporting leg 4 is hinged with a rotary support back 9 through a rotating shaft 8, the rotary support back 9 is hinged with a support 12 through a pin shaft 11, one side of the support 12 is fixedly arranged on a multifunctional bridge girder erection machine body 14, one end of the first oil cylinder 10 is hinged with the rotary support 9, the other end of the first oil cylinder 10 is hinged with the fixed support leg 4, the fixed supporting legs 4 are pushed to rotate around the rotating shaft 8 through the first oil cylinder 10, so that the posture of the lifting travelling mechanism 7 is controlled, one end of the second oil cylinder 13 is hinged to the multifunctional bridge girder erection machine body 14, the other end of the second oil cylinder 13 is hinged to the rotary support back 9, and the second oil cylinder 13 extends to push the rotary support back 9 to rotate around the pin shaft 11, so that the rotary support back 9 is changed into a vertical posture from a posture parallel to the multifunctional bridge girder erection machine body 14.
In the using process, after the lifting travelling mechanism 7 is started, the travelling wheels 1 move downwards to be in contact with the ground, the multifunctional bridge girder erection machine body 14 is jacked, the posture position of the multifunctional bridge girder erection machine body 14 is lifted upwards under the support of the telescopic supporting legs 3 and the fixed supporting legs 4, the transport vehicle enters the position below the multifunctional bridge girder erection machine body 14 in the state, the lifting mechanism 5 in the lifting travelling mechanism 7 retracts after the posture is adjusted, the telescopic supporting legs 3, the travelling wheels 1 and the travelling wheel driving mechanism 6 are driven to lift upwards, and the multifunctional bridge girder erection machine body 14 falls on the transport vehicle, so that the automatic loading of the multifunctional bridge girder erection machine body 14 is completed; the sequence of the automatic unloading operation process of the multifunctional bridge girder erection machine body 14 is opposite to the sequence of the automatic loading operation process of the multifunctional bridge girder erection machine body 14, so that the automatic unloading purpose of the multifunctional bridge girder erection machine body 14 is achieved;
referring to fig. 6-11, the lifting traveling mechanism 7 drives the traveling wheels 1 to roll through the traveling wheel driving mechanism 6, so that the multifunctional bridge girder erection machine body 14 moves, each section of the multifunctional bridge girder erection machine body 14 can automatically move together under the assistance of manpower, and then the height of the lifting mechanism 5 is adjusted, so that each section of the main girder of the emergency trestle equipment is at the same horizontal position; and sequentially operating, the travelling wheel driving mechanism 6 in the lifting travelling mechanism 7 drives the travelling wheels 1 to roll to drive the multifunctional bridge girder erection machine body 14 to move automatically, so that the aim of automatically butting the multifunctional bridge girder erection machine body 14 is fulfilled.
Example two
As shown in fig. 1, this embodiment is substantially the same as embodiment 1, and preferably, the traction drive mechanism 6 is an electric motor or a hydraulic motor.
In this embodiment, the traveling wheel driving mechanism 6 is provided as an electric motor or a hydraulic motor, so that the traveling wheel driving mechanism 6 moves more stably.
EXAMPLE III
As shown in fig. 1, this embodiment is substantially the same as embodiment 1, and preferably, the lifting mechanism 5 is an oil cylinder or a screw rod lifter.
In this embodiment, the lifting mechanism 5 is configured as an oil cylinder or a screw rod lifter, so that the lifting of the lifting mechanism 5 is more stable.
Example four
As shown in fig. 1, this embodiment is substantially the same as embodiment 1, and preferably, one end of the lifting mechanism 5 is fixedly disposed inside the cavity of the fixed leg 4, and the other end of the lifting mechanism 5 is fixedly disposed inside the cavity of the telescopic leg 3.
In this embodiment, the connection between the fixed leg 4 and the telescopic leg 3 is more stable, and the connection between the entire lifting mechanism 5 is more stable.
EXAMPLE five
As shown in fig. 4 and 6, this embodiment is substantially the same as embodiment 1, and preferably, the emergency trestle device is at least a four-footed mechanism and is not limited to four feet.
In this embodiment, make the operation of whole emergent landing stage equipment more stable.
EXAMPLE six
As shown in fig. 11, this embodiment is substantially the same as embodiment 1, and preferably, the lifting traveling mechanism 7 and the rotating and folding mechanism 15 are detachably connected to the multifunctional bridge girder erection machine body 14.
In this embodiment, the lifting traveling mechanism 7 and the rotating folding mechanism 15 have the characteristics of small size and light weight, and can be detached when not used or needed, and the loading or unloading of the multifunctional bridge girder erection machine body 14 can be completed by two persons in half a day in this state, so that the working efficiency is greatly improved, and the labor intensity is reduced.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (8)
1. Emergent landing stage equipment is from loading and unloading car mechanism, its characterized in that, this emergent landing stage equipment is polypod formula structure, emergent landing stage equipment includes multi-functional bridging machine body (14), the both sides of multi-functional bridging machine body (14) are provided with multiunit rotary folding mechanism (15) and lift running gear (7) respectively, realize the equipment and the dismantlement of multi-functional bridging machine body (14) through rotary folding mechanism (15) and lift running gear (7).
2. The emergency landing stage equipment auto-unloading truck mechanism of claim 1, wherein the lifting traveling mechanism (7) comprises a traveling wheel (1), a support (2), a telescopic leg (3), a fixed leg (4), an elevating mechanism (5) and a traveling wheel driving mechanism (6), the traveling wheel (1) is arranged at one end of the telescopic leg (3) through the support (2), the traveling wheel driving mechanism (6) is installed on the support (2), the traveling wheel driving mechanism (6) is connected with the traveling wheel (1), the other end of the telescopic leg (3) is inserted into a cavity of the fixed leg (4), and the telescopic leg (3) is connected with the fixed leg (4) through the elevating mechanism (5).
3. The emergency landing gear self-loading and unloading vehicle mechanism of claim 2, the rotary folding mechanism (15) comprises a rotating shaft (8), a rotary support back (9), a first oil cylinder (10), a pin shaft (11), a support (12) and a second oil cylinder (13), the fixed supporting leg (4) is hinged with a rotary back support (9) through a rotating shaft (8), the rotary support back (9) is hinged with the support (12) through a pin shaft (11), one side of the support (12) is fixedly arranged on the multifunctional bridge girder erection machine body (14), one end of the first oil cylinder (10) is hinged with the rotary support back (9), the other end of the first oil cylinder (10) is hinged with the fixed support leg (4), one end of the second oil cylinder (13) is hinged on the multifunctional bridge girder erection machine body (14), the other end of the second oil cylinder (13) is hinged on the rotary support back (9).
4. Emergency trestle equipment self-loading and unloading vehicle mechanism according to claim 2, characterised in that the travelling wheel drive mechanism (6) is an electric or hydraulic motor.
5. Emergency trestle equipment self-loading and unloading vehicle mechanism according to claim 2, characterised in that the lifting mechanism (5) is a cylinder or screw lift.
6. Emergency trestle equipment self-loading and unloading vehicle mechanism according to claim 5, characterized in that one end of the lifting mechanism (5) is fixedly arranged inside the cavity of the fixed leg (4) and the other end of the lifting mechanism (5) is fixedly arranged inside the cavity of the telescopic leg (3).
7. The emergency landing gear self-loading and unloading vehicle mechanism of claim 1, wherein said emergency landing gear is at least a four-footed mechanism and is not limited to four feet.
8. The emergency trestle equipment self-loading and unloading vehicle mechanism of claim 1, characterized in that the lifting travelling mechanism (7) and the rotary folding mechanism (15) are detachably connected to the multifunctional bridge girder erection machine body (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110400527.3A CN113174833A (en) | 2021-04-14 | 2021-04-14 | Self-loading and unloading mechanism for emergency trestle equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110400527.3A CN113174833A (en) | 2021-04-14 | 2021-04-14 | Self-loading and unloading mechanism for emergency trestle equipment |
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| CN113174833A true CN113174833A (en) | 2021-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110400527.3A Pending CN113174833A (en) | 2021-04-14 | 2021-04-14 | Self-loading and unloading mechanism for emergency trestle equipment |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1648881A1 (en) * | 1988-05-12 | 1991-05-15 | Проектно-Конструкторский Технологический Институт Складского Хозяйства "Оргснаб" | Load handling fixture device |
| CN101503166A (en) * | 2009-02-24 | 2009-08-12 | 徐州海伦哲专用车辆有限公司 | Supporting leg apparatus for mobile construction equipment with self-loading and self-unloading functions |
| CN101761033A (en) * | 2009-12-10 | 2010-06-30 | 郑州大方桥梁机械有限公司 | Bionic leg system for machine cat type railway bridge erecting machine |
| CN103321156A (en) * | 2013-07-01 | 2013-09-25 | 中铁科工集团有限公司 | Foldable through-tunnel bridge girder erection machine rear support leg and application thereof |
| CN209686254U (en) * | 2019-03-07 | 2019-11-26 | 郑州市华中建机有限公司 | A kind of folding retractable support leg device |
-
2021
- 2021-04-14 CN CN202110400527.3A patent/CN113174833A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1648881A1 (en) * | 1988-05-12 | 1991-05-15 | Проектно-Конструкторский Технологический Институт Складского Хозяйства "Оргснаб" | Load handling fixture device |
| CN101503166A (en) * | 2009-02-24 | 2009-08-12 | 徐州海伦哲专用车辆有限公司 | Supporting leg apparatus for mobile construction equipment with self-loading and self-unloading functions |
| CN101761033A (en) * | 2009-12-10 | 2010-06-30 | 郑州大方桥梁机械有限公司 | Bionic leg system for machine cat type railway bridge erecting machine |
| CN103321156A (en) * | 2013-07-01 | 2013-09-25 | 中铁科工集团有限公司 | Foldable through-tunnel bridge girder erection machine rear support leg and application thereof |
| CN209686254U (en) * | 2019-03-07 | 2019-11-26 | 郑州市华中建机有限公司 | A kind of folding retractable support leg device |
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Application publication date: 20210727 |