CN213838630U - Operation arm structure and concrete support operation device - Google Patents
Operation arm structure and concrete support operation device Download PDFInfo
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- CN213838630U CN213838630U CN202022435391.3U CN202022435391U CN213838630U CN 213838630 U CN213838630 U CN 213838630U CN 202022435391 U CN202022435391 U CN 202022435391U CN 213838630 U CN213838630 U CN 213838630U
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Abstract
The utility model provides an operation arm structure and a concrete supporting operation device, wherein the operation arm structure comprises a turret bracket, a base arm oil cylinder, a base arm, a transition arm, a folding arm oil cylinder, two connecting rods and a folding arm mechanism; the top of the turret support is hinged with the end part of one end of the base arm; a base arm oil cylinder is arranged on the inner side of the hinge end point of the turret support and the base arm, and two ends of the base arm oil cylinder are respectively connected with the turret support and the base arm; the other end of the basic arm is sequentially hinged with the transition arm and the two connecting rods end to end; the base arm is arranged at the inner side of the hinge point of the two connecting rods, one end of the folding arm oil cylinder is connected with the base arm, and the other end of the folding arm oil cylinder is connected with the hinge point in the middle of the two connecting rods; the folding arm mechanism is fixedly connected with one side of the transition arm, and the folding arm mechanism and the base arm are not on the same central axis; the arm folding mechanism is provided with a telescopic oil cylinder which can lead the arm folding mechanism to be telescopic; the folding arm is simple in structure, capable of achieving large-amplitude pitching angle of the folding arm, capable of increasing operation depth and high in stability.
Description
Technical Field
The utility model relates to an engineering machine tool technical field, in particular to operation arm structure and concrete support operation device.
Background
When the modern concrete support roadway construction such as underground mines, high-speed rails, highway tunnels, hydroelectric culverts and the like is carried out, concrete and an accelerating agent are sprayed to a construction surface by a spray gun, and a concrete support layer is formed after curing. The operation arm is a main action mechanism during construction, and workers can act through the remote control operation arm to realize different directions of the operation arm and achieve support construction of different operation surfaces.
The existing concrete supporting operation device has the following defects: the operation range of the operation arm is small and limited; the operation arm has complex structure and poor strength; the chassis has poor flexibility and trafficability; the maintenance is not easy; inadequate protection for the driver, etc.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides an operation arm structure with simple structure, large action range, wide operation range and strong applicability.
The utility model provides an operation arm structure, which comprises a turret bracket, a base arm oil cylinder, a base arm, a transition arm, a folding arm oil cylinder, two connecting rods and a folding arm mechanism; the top of the turret support is hinged with the end part of one end of the base arm; a base arm oil cylinder is arranged on the inner side of the hinge end point of the turret support and the base arm, and two ends of the base arm oil cylinder are respectively connected with the turret support and the base arm; the other end of the basic arm is sequentially hinged with the transition arm and the two connecting rods end to end; the base arm is arranged at the inner side of the hinge point of the two connecting rods, one end of the folding arm oil cylinder is connected with the base arm, and the other end of the folding arm oil cylinder is connected with the hinge point in the middle of the two connecting rods; the folding arm mechanism is fixedly connected with one side of the transition arm, and the folding arm mechanism and the base arm are not on the same central axis; the arm folding mechanism is provided with a telescopic oil cylinder which can lead the arm folding mechanism to be telescopic.
Furthermore, the arm folding mechanism comprises a folding arm, a follow-up arm and a telescopic arm which are connected through a telescopic oil cylinder. Thereby realizing the extending and retracting actions of the follow-up arm and the telescopic arm.
Further, the telescopic arm is nested in the follow-up arm, and the follow-up arm is nested in the folding arm. The structure is simple, and the stable strength is high.
Furthermore, the folding arm, the follow-up arm and the telescopic arm are all in a hexagonal structure.
Operation arm structure, simple structure can realize rolling over the every single move angle by a wide margin of arm, increases the operation degree of depth, and stability is high.
The utility model also provides a concrete supporting operation device comprising the operation arm structure, which also comprises a lower vehicle body, a rotary disc, a spraying mechanism, a power unit, a control system, a pumping system, a hydraulic system and an accelerator system; the turret support of the operating arm structure is fixedly connected to the upper surface of a rotary disc, and the rotary disc is arranged on the upper surface of the front part of the lower vehicle body; the spraying mechanism is arranged at the tail end of the folding arm mechanism; the power unit is connected with the control system; the control system is respectively connected with the pumping system, the hydraulic system, the accelerator system and the lower vehicle body; the pumping system is connected with the injection device through a concrete conveying pipe; the hydraulic system is respectively connected with the working arm structure and each hydraulic cylinder of the pumping system through a hydraulic pipeline.
The power unit comprises an engine and a motor dual-power system, wherein the engine is a diesel engine. The diesel engine provides power for wet spraying work and running of the lower vehicle body, the motor provides power for wet spraying work, the dual-power system can achieve long-time construction work, and high work reliability is provided for the whole vehicle.
The lower vehicle body further comprises a totally enclosed cab, and the lower portion of the cab is connected with the upper surface of the lower vehicle body through a shock pad. Thereby ensuring the safety of the driver.
The working arm structure, the pumping system, the control system, the hydraulic system, the accelerator system and the cab are installed on the lower vehicle body in a modularized manner; the operation arm structure is arranged at the front end of the lower vehicle body; a cab is arranged on the left side behind the operation arm structure; the engine is arranged on the right side of the cab; the motor is arranged inside the right side covering part assembly; the control system is arranged in the control cabinet which is arranged behind the cab; a hydraulic oil tank of the hydraulic system is arranged behind the engine; the accelerator tank of the accelerator system is arranged behind the hydraulic oil tank; the winding roller for accommodating the cable is arranged behind the control cabinet; the rear part of the lower vehicle is provided with a hopper bracket, and the pumping system is arranged at the rear end of the lower vehicle body. Thereby easy to assemble, later maintenance and maintenance, the overall arrangement is also more reasonable, compact structure.
The lower vehicle body also comprises a right side covering part assembly and a left side covering part assembly; the right side covering piece assembly is arranged between the front wheel and the rear wheel of the lower vehicle body to cover the right vehicle body part, and an inspection door is arranged on the right side covering piece assembly; the left side cover assembly is arranged between the front wheel and the rear wheel of the lower vehicle body to cover the left side vehicle body part, and is provided with an inspection door and a cab stair.
The lower vehicle body adopts an all-terrain off-road engineering chassis.
The rear axle of the lower vehicle body is rigidly connected, and the front axle adopts a floatable front axle suspension structure. Thereby leading the front axle to swing +/-10 degrees around the suspension point and leading the passing performance of the whole vehicle to be stronger.
The concrete supporting operation device of the utility model, the lower vehicle body adopts the all-terrain off-road engineering chassis, and is combined with the floating bridge suspension structure, so that the device can be suitable for complex working condition environments, ensures trafficability, and has operation advantages under complex and severe working condition environments; meanwhile, the power unit and the steering mode are flexible and various, the flexible arrangement and the maneuvering of equipment can be realized on the working face, and the operation is more convenient and flexible; the unopened full-closed cab can protect the safety of drivers when the conditions of construction operation road conditions are poor and the operation environment is complex; the upper surface of the lower vehicle body is platformized, each system is modularized, and a left covering part and a right covering part are designed, so that the whole vehicle is more convenient and faster to mount, use, maintain and repair; the diesel engine and the motor dual-power system can prolong the operation construction time and ensure the construction progress.
Drawings
Fig. 1 is a front view of the boom structure of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a cross-sectional view of the folding arm mechanism of FIG. 1;
fig. 4 is a front view of the concrete supporting work apparatus of the present invention;
fig. 5 is a rear view of fig. 4.
Labeled as:
1-a rotary disc; 2-getting off the vehicle body; 3-a working arm; 4-a spraying mechanism; 5-a support leg; 6-accelerator box; 7-a control cabinet; 8-front axle; 9-a cab; 12-a winding roller; 13-a pumping system; 14-a hydraulic oil tank; 15-right side cover assembly; 16-a power unit; 17-left side cover assembly movement; 18-a turret support; 19-a base arm cylinder; 20-a base arm; 21-folding arm oil cylinder; 22-two connecting rods; 24-a transition arm; 25-folding arms; 26-a follower arm; 27-telescopic arm.
Detailed Description
The working arm structure and the concrete supporting device including the working arm structure according to the present invention will be described in detail with reference to fig. 1 to 5.
As shown in fig. 1 and 2, the working arm structure of the present invention includes a turret support 18, a base arm cylinder 19, a base arm 20, a folding arm cylinder 21, two links 22, a transition arm 24, a folding arm 25, a follower arm 26, and a telescopic arm 27.
Wherein the turret support 18 is hinged at the top with one end of a base arm 19, such that the base arm is rotatable around the turret support top end.
A base arm cylinder 19 is arranged between the turret support 18 and the base arm 20 and positioned at the inner side of the hinged end point of the turret support 18 and the base arm 20, two ends of the base arm cylinder 19 are respectively hinged on the turret support 18 and the base arm 20, and the pitching angle of the base arm 20 can be realized through the action of the base arm cylinder 19.
The other end of the base arm 20 is hinged with a transition arm 24, the transition arm 24 is fixedly connected with a folding arm 25, the folding arm 25 is connected with a follow-up arm 26 and a telescopic arm 27 through a telescopic oil cylinder 21, and the extending and retracting actions of the follow-up arm 26 and the telescopic arm 27 can be realized. The folding arm 24, the follower arm 25 and the telescopic arm 26 are of nested structures and are sequentially nested, as shown in fig. 3, the telescopic function can be achieved, the cross sections of the folding arm, the follower arm and the telescopic arm are of hexagonal structures, and the folding arm, the follower arm and the telescopic arm are simple in structure and high in structural stability and strength.
One end of the arm folding oil cylinder 21 is connected with a hinge point in the middle of the two connecting rods 22 and is respectively hinged with the transition arm 24 and the base arm 19 through the two connecting rods 22, the other end of the arm folding oil cylinder 21 is connected with the base arm 19, and a connecting point is positioned on the inner side of the hinge point of the base arm 19 and the two connecting rods 22, so that the large-amplitude pitching angle of the transition arm 24 is realized by actuating the arm folding oil cylinder 21.
The connection between the base arm 20 and the folding arm 25 is via the transition arm 24. The folding arm 25 is fixed on one side of the transition arm 24, the two are not on the same central axis, the structure is offset, the large-amplitude pitching angle of the folding arm 25 can be realized through the action of the folding arm oil cylinder 21, and the operation depth is increased.
As shown in fig. 4 and 5, the utility model also provides a concrete support operation device including above-mentioned work arm structure, still include automobile body 2, gyration dish 1, injection mechanism 4, power pack 16, switch board 7, pumping system 13, hydraulic tank 14, accelerator case 6 of getting off.
The turret bracket 18 is fixedly connected to the upper surface of the rotary disc 1, and the rotary disc 1 is mounted on the upper surface of the front part of the lower vehicle body 2. The injection mechanism 4 is mounted to the distal end of the telescopic arm 27. Therefore, the operation arm structure is connected with the lower vehicle body 2 through the rotary disc 1, the other end of the operation arm structure is connected with the structure 4, and the adjustment and control of the spraying height, the spraying angle and the spraying direction can be realized by controlling the action of the operation arm structure, so that the aim of spraying concrete is fulfilled.
The power unit 16 is connected with a control system; the control system is respectively connected with the pumping system 13, the hydraulic system, the accelerator system and the lower vehicle body 2; the pumping system 13 is connected with the spraying device through a conveying pipe; the hydraulic system is respectively connected with the working arm structure and each hydraulic cylinder of the pumping system through a hydraulic pipeline.
The upper front part of the lower vehicle body 2 is provided with a totally enclosed cab 9, and the lower part of the cab 9 is connected with the upper surface of the lower vehicle body through a shock pad. Thereby ensuring the safety of the driver.
The lower car body 2 further comprises a right side cover assembly 15 and a left side cover assembly 17; the right side covering piece assembly 15 is arranged between the front wheel and the rear wheel of the lower vehicle body to cover the right vehicle body part, and an inspection door is arranged on the right side covering piece assembly; the left side cover assembly 17 is installed in the middle of the front and rear wheels of the lower vehicle body to cover the left vehicle body part, and is provided with an inspection door and a cab 9 staircase.
The lower vehicle body 2 is provided with a power unit 16, the power unit 16 comprises an engine and a motor, the engine is arranged at the front part of the lower vehicle body 2 and is flush with the right side of the cab 9, and the motor is arranged at the inner side of the right side covering part assembly; the engine is a system taking a diesel engine as power, the power system can provide power for wet spraying operation and trolley walking, the motor can provide power for wet spraying operation, the dual-power system can realize long-time construction operation, and high operation reliability is provided for the whole machine.
The operation arm structure, the pumping system 13, the control cabinet 7, the hydraulic oil tank 14, the accelerator tank 6 and the cab 9 are installed on the lower vehicle body 2 in a modularized mode. The working arm structure is arranged at the front end of the lower vehicle body 2; a cab 9 is arranged on the left side behind the operation arm structure; the engine is arranged on the right side of the cab 9; the motor is arranged inside the right side covering part assembly; the control cabinet 7 is arranged behind the cab 9; the hydraulic oil tank 14 is arranged behind the engine; the accelerator box 6 is arranged behind the hydraulic oil tank 14; a winding drum 12 for housing the cable is provided behind the control cabinet 7. The rear part of the lower vehicle body 2 is provided with a hopper bracket, and a pumping system 13 is arranged at the rear end of the lower vehicle body 2. Thereby easy to assemble, later maintenance and maintenance, the overall arrangement is also more reasonable, compact structure.
The lower vehicle body adopts an all-terrain off-road engineering chassis, and the front axle 8 adopts a floatable front axle suspension structure. Thereby leading the front axle to swing +/-10 degrees around the suspension point and leading the passing performance of the whole vehicle to be stronger.
The landing legs are arranged at the four corners of the lower vehicle body and are hydraulically driven, and the front landing legs can stretch horizontally and vertically.
The lower vehicle body 2 has a 4-wheel drive 4-wheel steering function and four steering modes of front wheel steering, rear wheel steering, four-wheel steering and crab walking, and the maneuverability and the trafficability are improved by adopting a front axle floating mode on the basis. The front floating axle is connected with the automobile body in a hinged mode through the limiting device, horizontal swing of the axle can be achieved, complex and extreme road conditions are met, trafficability is improved, and it is guaranteed that wet spraying operation is less affected by road conditions and environments.
The control system comprises a hydraulic control module and an electric control module, wherein the hydraulic control module is used for controlling the actions and states of the hydraulic cylinders and the hydraulic execution elements; the electric control cabinet is used for controlling vehicle starting, vehicle states, sensors and the like.
The concrete supporting operation device of the utility model, the lower vehicle body adopts the all-terrain off-road engineering chassis, and is combined with the floating bridge mounting rack, so that the device can be suitable for complex working condition environments, ensures trafficability, and has the operation advantages of complex and severe working condition environments; meanwhile, the power unit and the steering mode are flexible and various, the flexible arrangement and the maneuvering of equipment can be realized on the working face, and the operation is more convenient and flexible; the unopened full-closed cab can protect the safety of drivers when the conditions of construction operation road conditions are poor and the operation environment is complex; the upper surface of the lower vehicle body is platformized, each system is modularized, and a left covering part and a right covering part are designed, so that the whole vehicle is more convenient and faster to mount, use, maintain and repair; the diesel engine and the motor dual-power system can prolong the operation construction time and ensure the construction progress.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention. However, any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention still belong to the protection scope of the technical solution of the present invention.
Claims (10)
1. A work boom structure characterized by: the device comprises a turret bracket, a base arm oil cylinder, a base arm, a transition arm, a folding arm oil cylinder, two connecting rods and a folding arm mechanism; the top of the turret support is hinged with the end part of one end of the base arm; a base arm oil cylinder is arranged on the inner side of the hinge end point of the turret support and the base arm, and two ends of the base arm oil cylinder are respectively connected with the turret support and the base arm; the other end of the basic arm is sequentially hinged with the transition arm and the two connecting rods end to end; the base arm is arranged at the inner side of the hinge point of the two connecting rods, one end of the folding arm oil cylinder is connected with the base arm, and the other end of the folding arm oil cylinder is connected with the hinge point in the middle of the two connecting rods; the folding arm mechanism is fixedly connected with one side of the transition arm, and the folding arm mechanism and the base arm are not on the same central axis; the arm folding mechanism is provided with a telescopic oil cylinder which can lead the arm folding mechanism to be telescopic.
2. A work boom structure according to claim 1, characterized in that: the arm folding mechanism comprises a folding arm, a follow-up arm and a telescopic arm which are connected through a telescopic oil cylinder.
3. A work boom structure according to claim 2, characterized in that: the telescopic arm is nested in the follow-up arm, and the follow-up arm is nested in the folding arm.
4. A work arm structure according to claim 2 or 3, characterized in that: the folding arm, the follow-up arm and the telescopic arm are all in hexagonal structures.
5. A concrete support working apparatus comprising a working arm structure according to any one of claims 1 to 4, wherein: the device also comprises a lower vehicle body, a rotary disc, a spraying mechanism, a power unit, a control system, a pumping system, a hydraulic system and an accelerator system; the turret support of the operating arm structure is fixedly connected to the upper surface of a rotary disc, and the rotary disc is arranged on the upper surface of the front part of the lower vehicle body; the spraying mechanism is arranged at the tail end of the folding arm mechanism; the power unit is connected with the control system; the control system is respectively connected with the pumping system, the hydraulic system, the accelerator system and the lower vehicle body; the pumping system is connected with the injection device through a concrete conveying pipe; the hydraulic system is respectively connected with the working arm structure and each hydraulic cylinder of the pumping system through a hydraulic pipeline.
6. The concrete support working apparatus according to claim 5, wherein: the power unit comprises an engine and a motor dual-power system, wherein the engine is a diesel engine.
7. The concrete support working apparatus according to claim 5, wherein: the lower vehicle body further comprises a totally enclosed cab, and the lower portion of the cab is connected with the upper surface of the lower vehicle body through a shock pad.
8. The concrete support working apparatus according to claim 5, wherein: the working arm structure, the pumping system, the control system, the hydraulic system, the accelerator system and the cab are installed on the lower vehicle body in a modularized manner; the operation arm structure is arranged at the front end of the lower vehicle body; a cab is arranged on the left side behind the operation arm structure; the engine is arranged on the right side of the cab; the motor is arranged inside the right side covering part assembly; the control system is arranged in the control cabinet which is arranged behind the cab; a hydraulic oil tank of the hydraulic system is arranged behind the engine; the accelerator tank of the accelerator system is arranged behind the hydraulic oil tank; the winding roller for accommodating the cable is arranged behind the control cabinet; the pumping system is arranged at the rear end of the lower vehicle body; a right side covering piece assembly is arranged in the middle of the front wheel and the rear wheel of the lower vehicle body and covers the right vehicle body part, and an inspection door is arranged on the right side covering piece assembly; the left side covering piece assembly is arranged in the middle of the front wheel and the rear wheel and covers the left side vehicle body part, and the left side covering piece assembly is provided with an inspection door and a cab stair.
9. The concrete support working apparatus according to claim 5, wherein: the rear axle of the lower vehicle body is rigidly connected, and the front axle adopts a floatable front axle suspension structure.
10. The concrete support working apparatus according to claim 5, wherein: the lower vehicle body adopts an all-terrain off-road engineering chassis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022435391.3U CN213838630U (en) | 2020-10-28 | 2020-10-28 | Operation arm structure and concrete support operation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022435391.3U CN213838630U (en) | 2020-10-28 | 2020-10-28 | Operation arm structure and concrete support operation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213838630U true CN213838630U (en) | 2021-07-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022435391.3U Active CN213838630U (en) | 2020-10-28 | 2020-10-28 | Operation arm structure and concrete support operation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213838630U (en) |
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2020
- 2020-10-28 CN CN202022435391.3U patent/CN213838630U/en active Active
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