CN215669812U - Base chassis, pipe hanger device and excavating gear - Google Patents
Base chassis, pipe hanger device and excavating gear Download PDFInfo
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- CN215669812U CN215669812U CN202121316977.6U CN202121316977U CN215669812U CN 215669812 U CN215669812 U CN 215669812U CN 202121316977 U CN202121316977 U CN 202121316977U CN 215669812 U CN215669812 U CN 215669812U
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Abstract
The utility model discloses a base chassis, a pipe hanging device and an excavating device, which belong to the technical field of engineering machinery base chassis and comprise a bulldozer chassis, wherein a power mechanism is arranged on the bulldozer chassis, the power mechanism is connected with a rotating shaft, the rotating shaft is connected with a slewing bearing, the slewing bearing is connected with a whole vehicle upper assembly, one end of the whole vehicle upper assembly is provided with a connecting mechanism detachably connected with a pipe hanging machine body or an excavator body, and the other end of the whole vehicle upper assembly is detachably connected with a balancing weight. The device is redesigned on the basis of the bulldozer chassis, so that the device can be used for not only a pipe hoist but also an excavator, the application range is expanded, more operation working conditions are adapted, and the use cost is reduced.
Description
Technical Field
The utility model relates to the technical field of base chassis of engineering machinery, in particular to a base chassis suitable for a pipe hanging device or an excavating device
Background
The pipe crane is used as important equipment for pipeline construction, is mainly used for operations such as grooving, aligning and pipe swinging of pipelines in the construction process, and needs to have the capacity of carrying and traveling in the construction process, so that the traveling system can meet the requirement of high-load traveling.
At present, the pipe crane in China is technically modified by taking a chassis of a bulldozer as a base chassis, the integral walking operation and the like are based on the bulldozer, and the pipe crane is only suitable for related operations of pipeline construction, the application range of the operation working conditions is single, and the use cost is high.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned deficiencies of the prior art, the present invention provides a base chassis suitable for a boom pipe apparatus or an excavating apparatus; this base chassis suitable for hanging tube device or excavating gear redesigns on the basis of bull-dozer chassis, makes this device not only can be used for the pipe hanger, can also be used to the excavator, enlarges application scope, adapts to more operation operating modes, reduces use cost.
In order to solve the technical problem, the base chassis suitable for the pipe hanging device or the excavating device comprises a bulldozer chassis, wherein a power mechanism is arranged on the bulldozer chassis, the power mechanism is connected with a rotating shaft, the rotating shaft is connected with a slewing bearing, the slewing bearing is connected with a whole vehicle upper assembly, one end of the whole vehicle upper assembly is provided with a connecting mechanism detachably connected with a pipe hanging machine body or an excavator body, and the other end of the whole vehicle upper assembly is detachably connected with a balancing weight.
In a further improvement of the present invention, the power mechanism includes a hydraulic motor, and an output end of the hydraulic motor is connected to the rotating shaft.
Through above-mentioned design, this scheme can be more convenient for provide rotation power for whole car facial make-up, and power unit includes motor, hydraulic pump and hydraulic motor, and the motor provides power for the hydraulic pump, and hydraulic pump goes into hydraulic oil to hydraulic motor pump, and hydraulic motor can change the hydraulic pressure energy that the hydraulic pump provided into the mechanical energy of its output shaft into.
In a further improvement of the utility model, the connecting mechanism comprises a support arm connecting hole and an oil cylinder connecting hole which are arranged on the whole vehicle.
Through the design, the pipe hoist body or the excavator body can be more conveniently installed by the scheme.
A pipe hoist device comprises a pipe hoist body, wherein the pipe hoist body is arranged on a base chassis and comprises a support arm, a hanger rod and a hook; the pipe hoist lifting oil cylinder is hinged with the oil cylinder connecting hole; the suspender is hinged with the chassis of the bulldozer.
Through the design, the pipe crane body can be more conveniently installed by the scheme.
In a further improvement of the utility model, a boom pulley and a hook plate are arranged at the top of the boom, the hook plate is hinged with the hook, the hoisting mechanism comprises a boom hoist and a hook hoist, a steel wire rope of the boom hoist is connected with the boom pulley, and a steel wire rope of the hook hoist is connected with the hook.
Through the design, the movement of the hanging rod and the lifting hook can be more convenient for the scheme.
In a further improvement of the utility model, the boom hoist is arranged at the left end of the support arm, and the hook hoist is arranged at the right end of the support arm.
Through the design, the lifting rod winch and the lifting hook winch can be more conveniently installed.
The utility model provides an excavating device, includes the excavator body, the installation of excavator body the base chassis on, the excavator body includes excavator big arm and excavator lift cylinder, and excavator big arm is articulated with the support arm connecting hole, and excavator lift cylinder is articulated with the cylinder connecting hole.
Through the design, the excavator body can be more conveniently installed.
In a further improvement of the utility model, the other end of the whole vehicle is provided with a weight box, and a counterweight block is placed in the weight box.
Through the design, the counterweight can be changed conveniently.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model is redesigned on the basis of a bulldozer chassis, and the slewing bearing and the whole vehicle upper-mounted part are additionally arranged, so that the device can be used for not only a pipe crane but also an excavator, the application range is expanded, more operation working conditions are adapted, and the use cost is reduced.
Drawings
To more clearly illustrate the background art or the technical solutions of the present invention, the following brief description of the drawings incorporated in the prior art or the detailed description of the present invention; it should be understood that the structures, proportions, and dimensions shown in the drawings and described herein are for illustrative purposes only and are not intended to limit the scope of the present invention, which is to be given the full breadth of the present disclosure, and are not intended to limit the scope of the present disclosure.
FIG. 1 is a schematic structural diagram 1 of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram 2 of an embodiment of the present invention.
Shown in the figure: 1-a bulldozer chassis; 2-a hydraulic motor; 3-a rotating shaft; 4-an inner ring of the slewing bearing; 5-an outer ring of the slewing bearing; 6-mounting the whole vehicle; 7-a balancing weight; 8-support arm; 9-a boom; 10-boom hoist; 11-boom block; 12-hook hoist; 13-a hook plate; 14-a hook; 15-lifting oil cylinder of pipe crane; 16-excavator boom; 17-excavator lift cylinder.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the following will make clear and complete description of the technical solution in the embodiments of the present invention 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, rather than all embodiments, and all other embodiments obtained by those skilled in the art without creative efforts based on the embodiments of the present invention shall fall within the protection scope of the present invention.
Meanwhile, the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like referred to in the present specification indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, it is not to be understood that the present invention is limited to changes or adjustments of relative relationships thereof, and also to be considered as a scope in which the present invention can be implemented without substantial technical changes.
Meanwhile, in the description of the present specification, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected", and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other, so that the specific meaning of the terms in the utility model can be understood by those skilled in the art through specific situations.
As shown in fig. 1 and 2, a base chassis suitable for a pipe hanging device or an excavating device comprises a bulldozer chassis 1, wherein a power mechanism is arranged on the bulldozer chassis 1, the power mechanism is connected with a rotating shaft 3, the rotating shaft 3 is connected with a slewing bearing, the slewing bearing is connected with a whole loader 6, one end of the whole loader 6 is provided with a connecting mechanism which can be detachably connected with a pipe hanging machine body or an excavating machine body, and the other end of the whole loader 6 is detachably connected with a balancing weight 7.
The power mechanism comprises a hydraulic motor 2, and the output end of the hydraulic motor 2 is connected with the rotating shaft 3; the connecting mechanism comprises a support arm connecting hole and an oil cylinder connecting hole which are arranged on the whole vehicle upper assembly 6.
At present, the pipe crane in China is modified by adopting a technology of taking a bulldozer chassis as a base chassis, the integral walking operation and the like are based on the bulldozer, and the pipe crane is only suitable for related operations of pipeline construction, the application range of the operation working conditions is single, and the use cost is high.
Therefore, the design concept of the scheme is that the slewing bearing and the whole excavator upper part are additionally arranged on the basis of the bulldozer chassis, and then the pipe crane body or the excavator body is detachably connected, so that the pipe crane or the excavator can be used for the pipe crane or the excavator, and the application range is expanded.
The whole vehicle is provided with a cab and a balance weight, and can be modified on the cab of the excavator, specifically, a connecting seat is additionally arranged on the cab of the excavator, and then a supporting arm connecting hole and an oil cylinder connecting hole are formed in the connecting seat.
The slewing bearing is a large bearing capable of bearing comprehensive load and simultaneously bearing larger axial and radial loads and overturning moment.
In the scheme, the inner wall of an inner ring 4 of the slewing bearing is connected with a rotating shaft 3, the upper wall of the inner ring and the rotating shaft are connected with a whole vehicle upper loader 6, an outer ring 5 of the slewing bearing is connected with a bulldozer chassis 1, and the rotating power transmission direction of the whole vehicle upper loader 6 is that a hydraulic motor 2- - -the rotating shaft 3- - -the whole vehicle upper loader 6.
Example 1
As shown in fig. 1, a pipe hoist apparatus includes a pipe hoist body mounted on the base chassis, the pipe hoist body including a support arm 8, a boom 9, and a hook 14; the support arm 8 is provided with a pipe crane connecting hole, a hoisting mechanism and a pipe crane lifting oil cylinder 15, the pipe crane connecting hole is hinged with the support arm connecting hole, and the pipe crane lifting oil cylinder 15 is hinged with the oil cylinder connecting hole; the boom 9 is hinged to the bulldozer chassis 1.
The top of jib 9 is provided with jib pulley 11 and lifting hook board 13, and lifting hook board 13 is articulated with lifting hook 14, hoist mechanism includes jib hoist engine 10 and lifting hook hoist engine 12, and the wire rope of jib hoist engine 10 is connected with jib pulley 11, and the wire rope of lifting hook hoist engine 12 is connected with lifting hook 14.
The boom hoist 10 is provided at the left end of the support arm 8, and the hook hoist 12 is provided at the right end of the support arm 8.
Example 2
As shown in fig. 2, the excavating device comprises an excavator body, wherein the excavator body is installed on the base chassis, the excavator body comprises an excavator big arm 16 and an excavator lifting oil cylinder 17, the excavator big arm 16 is hinged with a support arm connecting hole, and the excavator lifting oil cylinder 17 is hinged with an oil cylinder connecting hole.
The base chassis walking system meets the on-load walking performance of the pipe crane, meanwhile, the upper mounting part of the whole crane is connected with the walking chassis through the rotary support, the boom can be replaced by the movable arm of the excavator when the pipe crane is not used, the balance weight is replaced by the balance weight of the excavator, the function of the excavator is met, and the multifunctional function of the excavator is achieved.
The scheme adopts a side hoisting mode on the whole, and the four-wheel-one belt of the whole machine walking system still adopts a bulldozer four-wheel-one belt mode; the bulldozer chassis is connected with the whole vehicle upper mounting part through a rotary supporting mechanism; under the working condition of the pipe crane: the rotary supporting mechanism is in a locking state, namely the hydraulic motor is closed, the whole vehicle is provided with a rotary function, and the whole vehicle is not capable of rotating, so that the hoisting safety is ensured; under the working condition of the excavator: the slewing support mechanism is started, namely the hydraulic motor is started, the whole vehicle is loaded to realize the slewing function, and the excavating slewing angle is ensured.
Working conditions of the pipe crane are as follows: the pipe crane body can adopt the structural form of the existing pipe crane; the working condition of the excavator is as follows: under the working condition of the excavator, the pipe crane body is detached, and the excavator body is installed; a counterweight portion: a detachable counterweight is adopted, and the counterweight is replaced by a counterweight of the pipe hoist under the working condition of the pipe hoist; under the working condition of the excavator, the counterweight of the excavator is adopted.
A winch, a light and small hoisting device for hoisting or pulling heavy objects by winding a steel wire rope or a chain on a winding drum, which is also called a winch; the four wheels with one wheel refer to driving wheels, guide wheels, thrust wheels and riding wheels, and the belt refers to a crawler belt; counterweight, which is used to balance the weight of a moving part of the machine.
The hanger rod of the scheme can be directly hinged on the whole bulldozer without being arranged on a chassis of the bulldozer, so that under the working condition of the pipe crane, the swing mechanism of the scheme can be used, and the pipe crane can increase the action flexibility.
Although the present invention has been described in detail with reference to the preferred embodiments, the present invention is not limited thereto, and those skilled in the art can make various equivalent modifications or substitutions on the embodiments of the present invention without departing from the spirit and essence of the present invention, and those modifications or substitutions should be considered as being within the scope of the present invention/any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure, and therefore, the scope of the present invention should be determined by the scope of the claims.
Claims (7)
1. A base chassis, includes bull-dozer chassis, its characterized in that: be provided with power unit on the bull-dozer chassis, power unit is connected with the pivot, and the pivot is connected with slewing bearing, and slewing bearing is connected with whole car facial make-up, and the one end of whole car facial make-up is provided with the coupling mechanism who can dismantle connection pipelayer body or excavator body, and the other end of whole car facial make-up can be dismantled and be connected with the balancing weight.
2. The base chassis of claim 1, wherein: the power mechanism comprises a hydraulic motor, and the output end of the hydraulic motor is connected with the rotating shaft.
3. The base chassis of claim 1, wherein: the connecting mechanism comprises a support arm connecting hole and an oil cylinder connecting hole which are arranged on the whole vehicle.
4. A pipe hanging device is characterized in that: comprising a pipelayer body mounted on the base chassis of claim 1, 2 or 3, the pipelayer body including an arm, a boom, and a hook; the pipe hoist lifting oil cylinder is hinged with the oil cylinder connecting hole; the suspender is hinged with the chassis of the bulldozer.
5. The drop tube apparatus of claim 4, wherein: the top of jib is provided with jib pulley and lifting hook board, and the lifting hook board is articulated with the lifting hook, hoist mechanism includes jib hoist engine and lifting hook hoist engine, and the wire rope and the jib pulley of jib hoist engine are connected, and the wire rope and the lifting hook of lifting hook hoist engine are connected.
6. The drop tube apparatus of claim 5, wherein: the suspender winch is arranged at the left end of the support arm, and the lifting hook winch is arranged at the right end of the support arm.
7. An excavating device characterized in that: the excavator comprises an excavator body, wherein the excavator body is arranged on the base chassis as claimed in claim 1, 2 or 3, the excavator body comprises an excavator large arm and an excavator lifting oil cylinder, the excavator large arm is hinged with a support arm connecting hole, and the excavator lifting oil cylinder is hinged with an oil cylinder connecting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121316977.6U CN215669812U (en) | 2021-06-11 | 2021-06-11 | Base chassis, pipe hanger device and excavating gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121316977.6U CN215669812U (en) | 2021-06-11 | 2021-06-11 | Base chassis, pipe hanger device and excavating gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215669812U true CN215669812U (en) | 2022-01-28 |
Family
ID=79975112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121316977.6U Active CN215669812U (en) | 2021-06-11 | 2021-06-11 | Base chassis, pipe hanger device and excavating gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215669812U (en) |
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2021
- 2021-06-11 CN CN202121316977.6U patent/CN215669812U/en active Active
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