CN113513056B

CN113513056B - Novel multifunctional auxiliary tool controller of hydraulic excavator

Info

Publication number: CN113513056B
Application number: CN202111074454.XA
Authority: CN
Inventors: 严海军; 王友奇
Original assignee: Runsun Hydraulic Machinery Nantong Co ltd
Current assignee: Runsun Hydraulic Machinery Nantong Co ltd
Priority date: 2021-09-14
Filing date: 2021-09-14
Publication date: 2021-11-19
Anticipated expiration: 2041-09-14
Also published as: CN113513056A

Abstract

The invention discloses a novel multifunctional auxiliary tool controller of a hydraulic excavator, which relates to the field of hydraulic excavators and comprises an excavator body and auxiliary units, wherein the excavator body consists of a vehicle disc and a vehicle body, the auxiliary units are respectively arranged at two ends of the vehicle disc in the advancing direction, and the novel multifunctional auxiliary tool controller has the advantages that: according to the excavator, the auxiliary main support is driven by the first oil cylinder to extend outwards, and meanwhile, under the control of the second oil cylinder, the outer end of the auxiliary main support descends until the supporting wheels are in rolling contact with the ground, the bucket is attached to the ground, the overall length of the undercarriage is prolonged, so that the excavator is guaranteed to be in a good stable state when the excavator performs excavating operation or walks on an inclined road surface, and the bucket is convenient for leveling road surface soil and walking.

Description

Novel multifunctional auxiliary tool controller of hydraulic excavator

Technical Field

The invention relates to the field of hydraulic excavators, in particular to a novel multifunctional auxiliary tool controller of a hydraulic excavator.

Background

The excavator is a tracked rotary construction vehicle comprising a undercarriage supporting a pair of track assemblies and an upper body structure including an operator support portion. Since the excavator has a large volume and a large weight and the center of gravity of the excavator is high, there is a risk that the excavator may topple over when traveling on a terrain with unclear terrain or high inclination.

The application number CN202022446617.X in the prior art discloses an anti-dumping device of a rotary excavating machine. The anti-toppling device comprises a temporary support frame and an alarm system, wherein the temporary support frame and the alarm system are installed on a travelling mechanism of the rotary digging machine, the temporary support frame comprises a fixed frame and telescopic support legs, the fixed frame is sleeved outside the travelling mechanism of the rotary digging machine, the telescopic support legs are arranged at four corners of the fixed frame, and the frame of the fixed frame is not in contact with the travelling mechanism of the rotary digging machine. This application is given the warning when the machine of digging soon is about to take place to empty and is reminded to can dig the machine soon and support temporarily, overcome and dig the machine soon and remove the danger that causes the excavator to empty because of negligence and other emergency. In the device, the four telescopic support legs are arranged for assisting in supporting the vehicle body, so that the vehicle body can be supported only under the condition of not walking, the anti-toppling effect can not be achieved when the vehicle runs on a ground with a higher gradient, a single auxiliary supporting effect is realized, and the functionality is low.

Disclosure of Invention

The invention aims to provide a novel multifunctional assistive device controller for a hydraulic excavator, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a novel multifunctional auxiliary tool controller of a hydraulic excavator comprises an excavator body and an auxiliary unit, wherein the excavator body consists of an undercarriage and an excavator body, the two ends of the undercarriage in the advancing direction are respectively provided with the auxiliary unit, the auxiliary unit comprises an auxiliary main support, a bucket and an auxiliary driving assembly, the auxiliary main support is controlled and adjusted by the auxiliary driving assembly, two side positions of the undercarriage corresponding to the auxiliary main support are welded with 7-shaped second oil cylinder supports, the bottom of a horizontal plate body of the second oil cylinder support is welded with a second hinged seat, the second hinged seat is hinged with the bottom of a second oil cylinder, a telescopic rod of the second oil cylinder extends downwards, two sides of the auxiliary main support are provided with guide sliding strips, the guide of the guide sliding strips is consistent with the extension length of the auxiliary main support, the end part of the telescopic rod of the second oil cylinder is connected with a sliding connecting piece in a switching manner, and the guide sliding connecting piece is in sliding connection with the guide sliding strips arranged on the corresponding side edges of the auxiliary main support, the excavator is characterized in that a lifting arm is connected to the excavator body and driven by a basic hydraulic system in the excavator, a sliding rail is arranged on the excavator body and corresponds to the connecting end of the lifting arm, an auxiliary limiting device is connected to the sliding rail in a walking mode, a connecting supporting rod is connected between the sliding rail and the middle of the lifting arm, a controller is integrated in a cab and arranged on the excavator body, and an auxiliary driving assembly executes instructions of the controller.

Preferably, the two sides of the end portion of the undercarriage are welded with guide wheel rail supports which are horizontally arranged, the auxiliary main support is a ladder-shaped support body, the two sides of the inner end of the auxiliary main support are respectively connected with guide wheels, the guide wheels arranged on the two sides of the inner end of the auxiliary main support are respectively matched and connected with the guide wheel rail supports on the two sides in a rolling mode, and a bucket is fixed to the outer end of the auxiliary main support.

Preferably, the auxiliary driving assembly comprises a first oil cylinder and a second oil cylinder, a first oil cylinder support is welded between the two guide wheel track supports of the chassis, the first oil cylinder support is hinged to the bottom of the first oil cylinder, the telescopic rod of the first oil cylinder extends along the direction of the directional bucket, and the end portion of the telescopic rod of the first oil cylinder is provided with an adapter which is connected with a transfer seat welded on the back of the bucket through the adapter.

Preferably, the auxiliary main support is provided with a plurality of supporting wheels at a position close to the bucket, the bottom ends of the supporting wheels are flush with the bottom of the bucket, and the bottom of the bucket is provided with a reinforcing rib.

Preferably, the slide rail is a guide rail with a T-shaped section, the auxiliary limiting device comprises a limiting slide seat matched with the slide rail in a sliding manner and connected with the support rod, a limiting oil cylinder is fixed on the limiting slide seat, a limiting tooth groove is formed in the upper surface of the slide rail along the guiding direction of the slide rail, a telescopic rod of the limiting oil cylinder is perpendicular to the slide rail, a clamping head is arranged at the end part of the telescopic rod of the limiting oil cylinder, and clamping teeth matched with the tooth groove formed in the slide rail are arranged at the bottom of the clamping head.

Preferably, the controller is composed of a control panel and an auxiliary operating mechanism, the control panel is based on the LMS control program, and the auxiliary operating mechanism includes an operating button or an operating handle.

The invention has the technical effects and advantages that:

1. according to the excavator, the auxiliary main support is driven by the first oil cylinder to extend outwards, and the outer end of the auxiliary main support is lowered under the control of the second oil cylinder until the support wheel is in rolling contact with the ground, the bucket is attached to the ground, and the overall length of the undercarriage is prolonged, so that the excavator is guaranteed to be in a good stable state when the excavator performs excavating operation or walks on an inclined road surface, and the bucket is arranged to conveniently level road surface soil and facilitate walking;

2. the retraction of the auxiliary main bracket is controlled through the first oil cylinder, the auxiliary main bracket is controlled through the second oil cylinder to ascend, the auxiliary main bracket is retracted, and when the vehicle runs on a flat road, the whole body of the vehicle body is guaranteed to be compact;

3. when the lifting arm needs to be limited, the telescopic rod of the limiting oil cylinder arranged in the auxiliary limiting device is controlled to extend until the bottom of the clamping head is provided with clamping teeth matched with tooth sockets arranged on the sliding rail, so that the auxiliary limiting device is limited to travel on the sliding rail, the auxiliary limiting device is used for carrying out auxiliary traction on the lifting arm through the connecting support rod, the lifting arm is fixed in an auxiliary mode, and the pressure of a basic hydraulic system is relieved.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a side partial cross-sectional view 1 of the inventive structure.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is a schematic view of the bucket retraction based on the configuration of fig. 2.

Fig. 5 is a side partial cross-sectional view 2 of the inventive structure.

In the figure: 1. a chassis; 101. a vehicle body; 102. a lift arm; 2. a guide wheel track bracket; 3. an auxiliary main support; 301. a guide wheel; 302. a guide slider; 4. a bucket; 401. a reinforcing rib; 5. a support wheel; 6. a first cylinder; 601. a first cylinder support; 7. a second cylinder bracket; 8. a second cylinder; 801. a sliding connection piece; 9. a slide rail; 10. an auxiliary limiting device; 1001. a limiting sliding seat; 1002. a limiting oil cylinder; 1003. clamping a head; 11. and connecting a support rod.

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 invention provides a novel multifunctional auxiliary tool controller of a hydraulic excavator as shown in figures 1-5, which comprises an excavator body and an auxiliary machine set, wherein the excavator body is composed of a chassis 1 and a vehicle body 101, the two ends of the chassis 1 in the advancing direction are both provided with the auxiliary machine set, the auxiliary machine set comprises an auxiliary main support 3, a bucket 4 and an auxiliary driving assembly, the auxiliary main support 3 is controlled and adjusted by the auxiliary driving assembly, guide wheel rail supports 2 which are horizontally arranged are welded on the two sides of the end part of the chassis 1, the auxiliary main support 3 is a ladder-shaped support body, guide wheels 301 are respectively connected on the two sides of the inner end of the auxiliary main support 3 in a switching way, the guide wheels 301 arranged on the two sides of the inner end of the auxiliary main support 3 are respectively matched and in rolling connection with the guide wheel rail supports 2 on the two sides, the bucket 4 is fixed on the outer end of the auxiliary main support 3, the auxiliary driving assembly comprises a first oil cylinder 6 and a second oil cylinder 8, the car dish 1 is located and has first hydro-cylinder support 601 in the welding between two guide pulley rail brackets 2, first hydro-cylinder support 601 is articulated with the jar bottom of first hydro-cylinder 6, the telescopic link of first hydro-cylinder 6 extends along directional scraper bowl 4's direction, and the telescopic link tip of first hydro-cylinder 6 is equipped with the adapter and is connected with the adapter that scraper bowl 4 back welding has, as shown in fig. 2, when the telescopic link through control first hydro-cylinder 6 extends, the scraper bowl 4 that is equipped with in auxiliary main support 3 and the 3 outer ends of auxiliary main support outwards releases, as shown in fig. 4, and when the telescopic link of control first hydro-cylinder 6 retrieves, then the scraper bowl 4 withdrawal that is equipped with in auxiliary main support 3 and the 3 outer ends of auxiliary main support, when the flexible displacement of auxiliary main support 3 is adjusted, guide pulley 301 that auxiliary main support 3 upper end was equipped with walks along guide pulley rail bracket 2.

Referring to fig. 1 and 5, the second oil cylinder support 7 in the shape of "7" is welded at the two sides of the chassis 1 corresponding to the auxiliary main support 3, the second hinged seat is welded at the bottom of the horizontal plate of the second oil cylinder support 7, the second hinged seat is hinged to the bottom of the second oil cylinder 8, the telescopic rod of the second oil cylinder 8 extends downwards, the two sides of the auxiliary main support 3 are provided with guide sliding strips 302, the guide of the guide sliding strips 302 is consistent with the extension length of the auxiliary main support 3, the telescopic rod end of the second oil cylinder 8 is connected with a sliding piece 801, the sliding piece 801 is connected with the guide sliding strips 302 arranged at the corresponding side of the auxiliary main support 3 in a sliding manner, and the lifting adjustment control of the auxiliary main support 3 is completed by controlling the telescopic adjustment of the telescopic rod of the second oil cylinder 8.

As shown in fig. 5, a plurality of support wheels 5 are disposed at a position of the auxiliary main support 3 close to the bucket 4, the bottom ends of the support wheels 5 are flush with the bottom of the bucket 4, as shown in fig. 2, when the auxiliary main support 3 is driven by the first oil cylinder 6 to extend outwards, and simultaneously under the control of the second oil cylinder 8, the outer end of the auxiliary main support 3 is lowered until the support wheels 5 are in rolling contact with the ground, the bucket 4 is attached to the ground, the overall length of the carriage plate 1 is prolonged, so that when the excavator performs excavation operation or walks on an inclined road, the excavator is guaranteed to be in a good stable state as a whole, the equipped bucket 4 can conveniently level road soil, the excavator is convenient to walk, and the bottom of the bucket 4 is provided with a reinforcement rib 401 for reinforcing the structural strength of the bottom of the bucket 4, so as to guarantee the support strength.

The vehicle body 101 is connected with a lifting arm 102, the end part of the lifting arm 102 is also connected with a suspension arm and other basic structures, the lifting arm 102 is driven by a basic hydraulic system in the excavator, when only the suspension arm needs to be operated and the lifting arm 102 needs to be in a fixed state, the traditional method only limits the lifting arm 102 in the basic hydraulic system and has larger negative pressure to the hydraulic system, therefore, the invention is provided with a slide rail 9 on the vehicle body 101 and corresponding to the connecting end of the lifting arm 102, the slide rail 9 is connected with an auxiliary limiting device 10 in a walking way, a connecting support rod 11 is connected between the slide rail 9 and the middle part of the lifting arm 102, the slide rail 9 is a guide rail with a T-shaped section as shown in a combined drawing 1 and a drawing 3, the auxiliary limiting device 10 comprises a limiting slide seat 1001 matched with the connecting support rod 11 in a sliding way, a limiting oil cylinder 1002 is fixed on the limiting slide seat 1001, the upper surface of the slide rail 9 is provided with a limiting tooth socket along the guiding direction thereof, the telescopic rod of the limiting oil cylinder 1002 is perpendicular to the sliding rail 9, the end portion of the telescopic rod of the limiting oil cylinder 1002 is provided with a clamping head 1003, the bottom of the clamping head 1003 is provided with clamping teeth matched with tooth sockets formed in the sliding rail 9, when the lifting arm 102 needs to be limited, the telescopic rod of the limiting oil cylinder 1002 is driven to extend until the bottom of the clamping head 1003 is provided with the clamping teeth matched with the tooth sockets formed in the sliding rail 9, walking of the auxiliary limiting device 10 on the sliding rail 9 is limited, the auxiliary limiting device 10 performs auxiliary traction on the lifting arm 102 through a connecting supporting rod 11, the lifting arm 102 is fixed in an auxiliary mode, and pressure of a basic hydraulic system is relieved.

The vehicle body 101 is provided with a controller integrated in a cab, the controller is composed of a control panel and an auxiliary operating mechanism, the control panel is based on a controller of an LMS control program, the auxiliary operating mechanism comprises an operating button or an operating handle, the controller sends out an instruction, and an auxiliary driving assembly and a limit oil cylinder 1002 in the auxiliary limit device 10 execute the instruction to complete the control of auxiliary driving.

The working principle of the invention is as follows: when the excavator is used, the auxiliary main bracket 3 extends outwards under the driving of the first oil cylinder 6, and simultaneously, under the control of the second oil cylinder 8, the outer end of the auxiliary main bracket 3 descends until the supporting wheel 5 is in rolling contact with the ground, the bucket 4 is attached to the ground, and at the moment, the overall length of the chassis 1 is prolonged, so that when the excavator performs excavation operation or walks on an inclined road, the excavator is ensured to be in a good stable state, and the arranged bucket 4 is convenient for leveling road soil and facilitating walking;

on the contrary, the retraction of the auxiliary main support 3 is controlled through the first oil cylinder 6, the auxiliary main support 3 is controlled through the second oil cylinder 8 to ascend, the auxiliary main support 3 is retracted, and when the vehicle runs on a flat road, the whole body of the vehicle body is guaranteed to be compact;

when the lifting arm 102 needs to be limited, the telescopic rod of the limiting oil cylinder 1002 arranged in the auxiliary limiting device 10 is controlled to extend until the bottom of the clamping head 1003 is provided with clamping teeth matched with tooth sockets arranged on the sliding rail 9, so that the auxiliary limiting device 10 is limited to travel on the sliding rail 9, the auxiliary limiting device 10 performs auxiliary traction on the lifting arm 102 through the connecting support rod 11, the fixing of the lifting arm 102 is assisted, and the pressure of a basic hydraulic system is relieved.

Finally, it should be noted that: 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 modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a multi-functional utensil controller of assisting of hydraulic shovel, includes excavator body and auxiliary unit, its characterized in that: the excavator body comprises an excavator disc (1) and an excavator body (101), auxiliary units are arranged at two ends of the excavator disc (1) in the advancing direction and comprise auxiliary main supports (3), a bucket (4) and auxiliary driving components, the auxiliary main supports (3) are controlled and adjusted by the auxiliary driving components, second oil cylinder supports (7) in a 7 shape are welded at positions, corresponding to the two sides of the auxiliary main supports (3), of the excavator disc (1), second hinged seats are welded at the bottoms of horizontal plates of the second oil cylinder supports (7) and hinged with the bottoms of the second oil cylinders (8), telescopic rods of the second oil cylinders (8) extend downwards, guide sliding strips (302) are arranged at two sides of the auxiliary main supports (3), the guide of the guide sliding strips (302) is consistent with the extending length of the auxiliary main supports (3), sliding connecting pieces (801) are connected to the end portions of the telescopic rods of the second oil cylinders (8), and the sliding connection piece (801) is in sliding connection with a guide sliding strip (302) arranged on the corresponding side of the auxiliary main support (3), a lifting arm (102) is connected onto the vehicle body (101), the lifting arm (102) is driven by a basic hydraulic system in the excavator, a sliding rail (9) is arranged on the vehicle body (101) and corresponds to the connecting end of the lifting arm (102), an auxiliary limiting device (10) is connected onto the sliding rail (9) in a walking manner, a connecting support rod (11) is connected between the sliding rail (9) and the middle part of the lifting arm (102), a controller is integrated in a cab arranged on the vehicle body (101), and the auxiliary driving component executes an instruction of the controller.

2. The multifunctional assistive device controller of the hydraulic excavator according to claim 1, wherein: the welding of the tip both sides of hull (1) has guide pulley track support (2) that are the level and set up, and supplementary main support (3) are ladder type stake body, and guide pulley (301) have all been transferred to the inner both sides of supplementary main support (3), and guide pulley (301) that supplementary main support (3) inner both sides were established cooperate roll connection with guide pulley track support (2) of both sides respectively, and the outer end of supplementary main support (3) is fixed with scraper bowl (4).

3. The multifunctional assistive device controller of the hydraulic excavator according to claim 1, wherein: the auxiliary driving assembly comprises a first oil cylinder (6) and a second oil cylinder (8), the chassis (1) is located between two guide wheel track supports (2) and welded with a first oil cylinder support (601), the first oil cylinder support (601) is hinged to the bottom of the first oil cylinder (6), the telescopic rod of the first oil cylinder (6) extends along the direction of the directional bucket (4), and the end portion of the telescopic rod of the first oil cylinder (6) is provided with an adapter connected with the adapter welded to the back of the bucket (4).

4. The multifunctional assistive device controller of the hydraulic excavator according to claim 1, wherein: the auxiliary main support (3) is provided with a plurality of supporting wheels (5) at the position close to the bucket (4), the bottom ends of the supporting wheels (5) are flush with the bottom of the bucket (4), and the bottom of the bucket (4) is provided with a reinforcing rib (401).

5. The multifunctional assistive device controller of the hydraulic excavator according to claim 1, wherein: the sliding rail (9) is a guide rail with a T-shaped tangent plane, the auxiliary limiting device (10) comprises a limiting sliding seat (1001) which is matched with the sliding connection and connected with the supporting rod (11), a limiting oil cylinder (1002) is fixed on the limiting sliding seat (1001), a limiting tooth groove is formed in the upper surface of the sliding rail (9) along the guiding direction of the sliding rail, the telescopic rod of the limiting oil cylinder (1002) is perpendicular to the sliding rail (9), a clamping head (1003) is arranged at the end part of the telescopic rod of the limiting oil cylinder (1002), and clamping teeth which are matched with the tooth groove formed in the sliding rail (9) are arranged at the bottom of the clamping head (1003).

6. The multifunctional assistive device controller of the hydraulic excavator according to claim 1, wherein: the controller is composed of a control panel and an auxiliary operating mechanism, the control panel is based on the LMS control program, and the auxiliary operating mechanism comprises an operating button or an operating handle.