CN211006368U - Driving steering device for automatic transition of bridge girder erection machine - Google Patents
Driving steering device for automatic transition of bridge girder erection machine Download PDFInfo
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- CN211006368U CN211006368U CN201921754553.0U CN201921754553U CN211006368U CN 211006368 U CN211006368 U CN 211006368U CN 201921754553 U CN201921754553 U CN 201921754553U CN 211006368 U CN211006368 U CN 211006368U
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- bridge girder
- girder erection
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- axle
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Abstract
The utility model discloses a drive steering device for self-transition of an axle erecting machine, which comprises an axle erecting machine main body, drive supporting bodies, a steering axle, a universal joint, a drive motor, a longitudinal pull rod and a steering axle housing, wherein both sides of one end of the axle erecting machine main body are both rotatably provided with first lifting hydraulic cylinders, both sides of the telescopic end of each first lifting hydraulic cylinder are rotatably provided with the drive supporting bodies, the bottom side of one end of each drive supporting body is rotatably connected with one end of the axle erecting machine main body, and the steering axle is arranged below the other end of each drive supporting body; the utility model discloses a drive module and turn to the module, as a accessory of bridging machine, when bridging machine needs to shift, can install this drive, turn to the module on bridging machine girder, realize that bridging machine shifts by oneself, need not other equipment cooperations and shift to do not need a large amount of preparation time when shifting, practiced thrift the cost, facilitate for the construction of bridging.
Description
Technical Field
The utility model relates to a bridge crane field specifically is a drive that bridge crane changes a place by oneself turns to device.
Background
The bridge girder erection machine is equipment for placing a prefabricated beam piece on a prefabricated bridge pier; bridge girder erection machines belong to the crane category, as their main function is to lift the beam piece up and then transport it into position and put it down.
The existing driving steering device for automatically transferring the bridge girder erection machine needs a transport vehicle to load and transfer in the actual operation and application process, a part of parts of the bridge girder erection machine needs to be disassembled before transferring, and the parts need to be re-installed after transferring, namely, a large amount of time is needed for preparation and installation when the device is used, so that the cost is increased, and the efficiency of bridge girder erection construction is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a drive that frame bridge crane changes place by oneself turns to device, turn to the device in the in-service operation application process in order to overcome the drive that above-mentioned current frame bridge crane changes place by oneself, need the transport vechicle to load and change place, need dismantle some spare parts of frame bridge crane before changing place, need install again after changing place, need a large amount of time prepare and install promptly when using, the cost is improved, and the technical problem who influences the efficiency of construction of bridging.
The purpose of the utility model can be realized by the following technical scheme:
a driving steering device for self-transition of an axle erecting machine comprises an axle erecting machine main body, a driving support body, a steering axle, a universal joint, a driving motor, a longitudinal pull rod and a steering axle housing, first lifting hydraulic cylinders are rotatably arranged on two sides of one end of the main body of the bridge girder erection machine, driving support bodies are rotatably arranged at the telescopic ends of the first lifting hydraulic cylinders on two sides, the bottom side of one end of the driving support body is rotationally connected with one end of the main body of the bridge girder erection machine, a steering axle is arranged below the other end of the driving support body, a driving motor is arranged in the steering axle, a universal joint is arranged at the center of one side of the steering axle, the universal joint is connected with the output end of the driving motor, first steering oil cylinders are rotatably arranged on two sides of the steering axle, the telescopic ends of the first steering oil cylinders on two sides are connected with a longitudinal pull rod through a pull rod pin, a first fixing lug is arranged at the center of the bottom end of the universal joint, and the longitudinal pull rod is connected with the first fixing lug through a pull rod pin;
the vertical second that installs in frame bridge crane main part other end both sides promotes the pneumatic cylinder, both sides the flexible end of second promotion pneumatic cylinder is installed and is turned to the axle housing, two second engaging lugs are installed to turn to axle housing one side symmetry, two the second engaging lug rotates respectively and installs second steering cylinder, the flexible end of second steering cylinder is all rotated and is installed the knuckle, and the knuckle is installed respectively at the axle housing both ends, two the second tire is all installed to the knuckle outer end, two the second engaging lug rotates with tie rod both ends and is connected.
As a further aspect of the present invention: the steering axle is characterized in that a fixing seat is installed at the center of the top end of the steering axle, a rubber sleeve is installed inside the fixing seat, and the steering axle penetrates through the rubber sleeve through a hinged pin shaft to be connected with the steering axle.
As a further aspect of the present invention: first tires are installed at two ends of the steering axle.
As a further aspect of the present invention: first connecting lugs are installed at two ends of the top of the steering axle and connected with the telescopic end of the second lifting hydraulic cylinder.
As a further aspect of the present invention: the steering axle housing both ends top all is provided with the fixed ear of second with the below, the knuckle is fixed between the fixed ear of two seconds in the same end, and knuckle internally mounted has first bearing, the knuckle passes the fixed ear of second and first bearing through the swizzle and rotates with the steering axle housing to be connected.
As a further aspect of the present invention: the outer side of one end of the steering knuckle is respectively sleeved with a second bearing and a third bearing, a wheel hub is installed on the outer sides of the second bearing and the third bearing, a second tire is fixedly installed on the outer side of the wheel hub, and a dust ring is installed on the outer side of the wheel hub.
As a further aspect of the present invention: the second steering oil cylinder and the steering tie rod are rotatably connected with the steering knuckle through bolts, and the second connecting lug is rotatably connected with the second steering oil cylinder through the bolts.
The utility model has the advantages that: the utility model adopts reasonable structure design, the first lifting hydraulic cylinder at one end of the main body of the bridge girder erection machine extends to drive the driving support body to rotate anticlockwise on the main body of the bridge girder erection machine, the inclined driving support body is used for improving the height of one end of the main body of the bridge girder erection machine, the second lifting hydraulic cylinder at the other end of the main body of the bridge girder erection machine extends to drive the other end of the main body of the bridge girder erection machine to ascend, the main body of the bridge girder erection machine is adjusted to be in a working state, the driving motor works and rotates through universal joint transmission, the first tires at two ends are driven to rotate through the steering bridge, the driving of the main body of the bridge girder erection machine is ensured, the first steering oil cylinder at one side extends at the same time, the first steering oil cylinder at the other side contracts synchronously, the longitudinal pull rod is driven to pull the steering bridge to rotate, the integral rotation angle, meanwhile, a second steering oil cylinder connected with one side of the steering axle housing through a second connecting lug works, the second steering oil cylinder on one side extends while the second steering oil cylinder on the other side contracts, and meanwhile, the steering stability is ensured through a steering tie rod, so that the steering operation of the main body of the axle erecting machine is completed through the steering matching of the steering tie rod and the driving support body;
the driving module and the steering module are used as an accessory of the bridge girder erection machine, when the bridge girder erection machine needs to be transferred, the driving and steering module can be installed on a main beam of the bridge girder erection machine, the bridge girder erection machine can be transferred automatically without matching with other equipment, a large amount of preparation time is not needed during the transfer, the cost is saved, and convenience is brought to bridge construction.
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 view of the installation structure of the main body and the driving support body of the bridge girder erection machine of the present invention;
FIG. 2 is a schematic view of the mounting structure of the steering axle of the present invention;
FIG. 3 is a schematic view of the mounting structure of the main body and the steering axle housing of the bridge girder erection machine of the present invention;
fig. 4 is the utility model discloses steering axle housing explosion structure schematic diagram.
In the figure: 1. a main body of the bridge girder erection machine; 2. driving the support body; 3. a first lifting hydraulic cylinder; 4. a steering axle; 5. a first steering cylinder; 6. a rubber sleeve; 7. a fixed seat; 8. hinging a pin shaft; 9. a first tire; 10. a universal joint; 11. a drive motor; 12. a longitudinal pull rod; 13. a second lifting hydraulic cylinder; 14. a steering axle housing; 15. a first connecting lug; 16. a second tire; 17. a second engaging lug; 18. a second steering cylinder; 19. a tie rod; 20. a knuckle; 21. a first bearing; 22. a kingpin; 23. a second bearing; 24. a third bearing; 25. a hub.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-4, a driving steering device for self-transition of an axle erecting machine comprises an axle erecting machine main body 1, a driving support body 2, a steering axle 4, a universal joint 10, a driving motor 11, a longitudinal pull rod 12 and a steering axle housing 14, wherein first lifting hydraulic cylinders 3 are rotatably mounted on both sides of one end of the axle erecting machine main body 1, driving support bodies 2 are rotatably mounted on telescopic ends of the first lifting hydraulic cylinders 3 on both sides, the bottom side of one end of each driving support body 2 is rotatably connected with one end of the axle erecting machine main body 1, the steering axle 4 is mounted below the other end of the driving support body 2, the driving motor 11 is mounted in the steering axle 4, the universal joint 10 is arranged at the center of one side of the steering axle 4, the universal joint 10 is connected with the output end of the driving motor 11, first steering cylinders 5 are rotatably mounted on both sides of the steering axle 4, the telescopic ends of the first steering, a first fixing lug is arranged at the center of the bottom end of the universal joint 10, and the longitudinal pull rod 12 is connected with the first fixing lug through a pull rod pin;
the vertical second that installs in frame bridge crane main part 1 other end both sides promotes pneumatic cylinder 13, steering axle housing 14 is installed to the flexible end of both sides second promotion pneumatic cylinder 13, two second engaging lugs 17 are installed to steering axle housing 14 one side symmetry, two second engaging lugs 17 rotate respectively and install second steering cylinder 18, the flexible end of second steering cylinder 18 is all rotated and is installed knuckle 20, and knuckle 20 installs respectively at steering axle housing 14 both ends, second tire 16 is all installed to two knuckle 20 outer ends, two second engaging lugs 17 are connected with tie rod 19 both ends rotation.
A fixing seat 7 is installed at the center of the top end of the steering axle 4, a rubber sleeve 6 is installed inside the fixing seat 7, the steering axle 4 penetrates through the rubber sleeve 6 through a hinged pin shaft 8 to be connected with the steering axle 4, and when the steering axle is steered, the steering axle is maintained to be steered through elastic deformation of the rubber sleeve 6.
The steering axle 4 is provided with first tires 9 at both ends.
First connecting lug 15 is all installed at 4 top both ends of steering axle, and first connecting lug 15 and the flexible end connection of second lifting hydraulic cylinder 13 guarantee the connection of second lifting hydraulic cylinder 13.
Steering axle housing 14 both ends top and below all are provided with the fixed ear of second, and knuckle 20 is fixed between the fixed ear of two seconds in the same end, and knuckle 20 internally mounted has first bearing 21, and knuckle 20 passes the fixed ear of second and first bearing 21 through kingpin 22 and is connected with steering axle housing 14 rotation, is convenient for guarantee the installation of knuckle 20, and the holistic cooperation of being convenient for is used.
The outer side of one end of the steering knuckle 20 is respectively sleeved with a second bearing 23 and a third bearing 24, a wheel hub 25 is installed on the outer sides of the second bearing 23 and the third bearing 24, a second tire 16 is fixedly installed on the outer side of the wheel hub 25, normal rotation of the second tire 16 is guaranteed, and dust rings are installed on the outer sides of the two wheel hubs 25 to play a role in dust prevention.
The second steering oil cylinder 18 and the steering tie rod 19 are rotatably connected with the steering knuckle 20 through bolts, and the second connecting lug 17 is rotatably connected with the second steering oil cylinder 18 through the bolts, so that the steering operation can be conveniently realized through the extension and contraction of the second steering oil cylinder 18.
The using operation steps of the driving steering device are as follows:
the method comprises the following steps: when the bridge girder erection machine works, the first lifting hydraulic cylinder 3 at one end of the bridge girder erection machine main body 1 extends to drive the driving support body 2 to rotate anticlockwise on the bridge girder erection machine main body 1, the height of one end of the bridge girder erection machine main body 1 is increased through the inclined driving support body 2, meanwhile, the second lifting hydraulic cylinder 13 at the other end of the bridge girder erection machine main body 1 extends to drive the other end of the bridge girder erection machine main body 1 to ascend, and the bridge girder erection machine main body 1 is in a working state;
step two: the driving motor 11 rotates in a working mode, the driving motor is driven by the universal joint 10, the first tires 9 at two ends are driven to rotate through the steering axle 4, the driving of the main body 1 of the bridge girder erection machine is guaranteed, meanwhile, the first steering oil cylinder 5 at one side extends, the first steering oil cylinder 5 at the other side contracts synchronously, and the longitudinal pull rod 12 is driven to pull the steering axle 4 to rotate, wherein the integral rotating angle is small, and the synchronous rotating of the connection of the steering axle 4 and the driving support body 2 is guaranteed through the elastic deformation of the rubber sleeve 6;
step three: meanwhile, the second steering oil cylinder 18 connected with one side of the steering axle housing 14 through the second connecting lug 17 works, the second steering oil cylinder 18 on one side extends while the second steering oil cylinder 18 on the other side contracts, and meanwhile, the steering stability is ensured through the steering tie rod 19, so that the steering operation of the axle erecting machine main body 1 is completed in a steering matching mode with the steering of the driving support body 2.
The utility model has the advantages of reasonable structural design, the first lifting hydraulic cylinder 3 at one end of the main body 1 of the bridge girder erection machine is extended to drive the driving support body 2 to rotate anticlockwise on the main body 1 of the bridge girder erection machine, the height of one end of the main body 1 of the bridge girder erection machine is increased by the inclined driving support body 2, the second lifting hydraulic cylinder 13 at the other end of the main body 1 of the bridge girder erection machine is extended to drive the other end of the main body 1 of the bridge girder erection machine to ascend, the main body 1 of the bridge girder erection machine is adjusted to be in a working state, the driving motor 11 is driven to rotate by the universal joint 10 and then drives the first tires 9 at two ends to rotate by the steering bridge 4, the driving of the main body 1 of the bridge girder erection machine is ensured, meanwhile, the first steering oil cylinder 5 at one side is extended, and the first steering oil cylinder 5 at the other side is synchronously contracted, and then the longitudinal pull rod 12 is driven to pull the steering bridge girder 4, meanwhile, the second steering oil cylinder 18 connected with one side of the steering axle housing 14 through the second connecting lug 17 works, the second steering oil cylinder 18 on one side extends while the second steering oil cylinder 18 on the other side contracts, and meanwhile, the steering stability is ensured through the steering tie rod 19, so that the steering operation of the axle erecting machine main body 1 is completed in a matching manner with the steering of the driving support body 2;
the driving module and the steering module are used as an accessory of the bridge girder erection machine, when the bridge girder erection machine needs to be transferred, the driving and steering module can be installed on a main beam of the bridge girder erection machine, the bridge girder erection machine can be transferred automatically without matching with other equipment, a large amount of preparation time is not needed during the transfer, the cost is saved, and convenience is brought to bridge construction.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. The driving and steering device for the self-transition of the bridge girder erection machine is characterized by comprising a bridge girder erection machine main body (1), a driving support body (2), a steering axle (4), a universal joint (10), a driving motor (11), a longitudinal pull rod (12) and a steering axle housing (14), wherein both sides of one end of the bridge girder erection machine main body (1) are respectively and rotatably provided with a first lifting hydraulic cylinder (3), both sides of the telescopic end of the first lifting hydraulic cylinder (3) are respectively and rotatably provided with the driving support body (2), the bottom side of one end of the driving support body (2) is rotatably connected with one end of the bridge girder erection machine main body (1), the steering axle (4) is arranged below the other end of the driving support body (2), the driving motor (11) is arranged inside the steering axle (4), the universal joint (10) is arranged at the center of one side of the steering axle (4), and the universal joint (10), the two sides of the steering axle (4) are rotatably provided with first steering oil cylinders (5), the telescopic ends of the first steering oil cylinders (5) on the two sides are connected with a longitudinal pull rod (12) through a pull rod pin, a first fixing lug is arranged at the center of the bottom end of the universal joint (10), and the longitudinal pull rod (12) is connected with the first fixing lug through the pull rod pin;
frame bridge crane main part (1) other end both sides are vertical to be installed second and promote pneumatic cylinder (13), both sides second promotes the flexible end of pneumatic cylinder (13) and installs steering axle housing (14), two second engaging lug (17) are installed to steering axle housing (14) one side symmetry, two second engaging lug (17) rotate respectively and install second steering cylinder (18), the flexible end of second steering cylinder (18) all rotates and installs knuckle (20), and installs respectively at steering axle housing (14) both ends knuckle (20), two second tire (16), two are all installed to knuckle (20) outer end second engaging lug (17) rotate with tie rod (19) both ends and are connected.
2. The driving and steering device for the self-transition of the bridge girder erection machine according to claim 1, wherein a fixed seat (7) is installed at the center of the top end of the steering axle (4), a rubber sleeve (6) is installed inside the fixed seat (7), and the steering axle (4) passes through the rubber sleeve (6) through a hinge pin (8) and is connected with the steering axle (4).
3. The drive steering device for the self-transition of the bridge girder erection machine according to claim 1, wherein the first tire (9) is installed at both ends of the steering axle (4).
4. The driving and steering device for the self-transition of the bridge girder erection machine according to claim 1, wherein the first connecting lug (15) is installed at both ends of the top of the steering axle (4), and the first connecting lug (15) is connected with the telescopic end of the second lifting hydraulic cylinder (13).
5. The drive steering device for the self-transition of the bridge erecting machine is characterized in that second fixing lugs are arranged above and below two ends of the steering axle housing (14), the steering knuckle (20) is fixed between the two second fixing lugs at the same end, a first bearing (21) is arranged inside the steering knuckle (20), and the steering knuckle (20) is rotatably connected with the steering axle housing (14) through a main pin (22) penetrating through the second fixing lugs and the first bearing (21).
6. The driving and steering device for the self-transition of the bridge girder erection machine according to claim 1, wherein a second bearing (23) and a third bearing (24) are respectively sleeved on the outer side of one end of the steering knuckle (20), a wheel hub (25) is installed on the outer sides of the second bearing (23) and the third bearing (24), a second tire (16) is fixedly installed on the outer side of the wheel hub (25), and dust rings are installed on the outer sides of the two wheel hubs (25).
7. The driving steering device for self-transition of an axle erecting machine according to claim 1, wherein the second steering cylinder (18) and the tie rod (19) are rotatably connected with the steering knuckle (20) through a bolt, and the second engaging lug (17) and the second steering cylinder (18) are rotatably connected through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921754553.0U CN211006368U (en) | 2019-10-18 | 2019-10-18 | Driving steering device for automatic transition of bridge girder erection machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921754553.0U CN211006368U (en) | 2019-10-18 | 2019-10-18 | Driving steering device for automatic transition of bridge girder erection machine |
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| Publication Number | Publication Date |
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| CN211006368U true CN211006368U (en) | 2020-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921754553.0U Active CN211006368U (en) | 2019-10-18 | 2019-10-18 | Driving steering device for automatic transition of bridge girder erection machine |
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| CN (1) | CN211006368U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110607761A (en) * | 2019-10-18 | 2019-12-24 | 合肥正浩机械科技有限公司 | Driving steering device for automatic transition of bridge girder erection machine |
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2019
- 2019-10-18 CN CN201921754553.0U patent/CN211006368U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110607761A (en) * | 2019-10-18 | 2019-12-24 | 合肥正浩机械科技有限公司 | Driving steering device for automatic transition of bridge girder erection machine |
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