CN212452840U - Get-off connecting device and excavator - Google Patents

Abstract

The utility model provides a connecting device and excavator get off belongs to engineering machine tool technical field. An get-off connection device includes: the connecting support is fixedly connected with the connecting support, one end of the connecting support is fixedly connected with the connecting support, the other end of the connecting support is used for being connected with the ship body, and the connecting support is used for being connected with the loading mechanism so that the digging mechanism is connected with the ship body. The excavator body comprises the get-off connecting device. This application can improve the stability that the excavator was got off.

Description

Get-off connecting device and excavator

Technical Field

The utility model relates to an engineering machine tool technical field particularly, relates to a connecting device and excavator get off.

Background

The excavator is a mechanical product widely applied in the engineering industry: the method is mainly used for carrying out the operations of earth and stone excavation, land leveling, slope repairing, hoisting, crushing, removal, ditching and the like, so that the method is widely applied to road construction of highways, railways and the like, urban construction, bridge construction and water conservancy construction. Because the riverways are densely distributed in China, the marine hydraulic excavator is widely applied to dredging of the riverways of Yangtze river, and is generally divided into three parts, namely a lower vehicle part (a part connected with a ship), a main vehicle body (including a balance weight), a working device and the like, and the hydraulic excavator is different from a common road excavator in that the lower vehicle part and the ship body are fixed.

At present, the design of getting off a marine excavator is mainly to directly place the road excavator on a ship body and design a stop block mechanism on the ship body so as to avoid the excavator from sideslipping during working. The excavator does not need to be redesigned, and only the stop block mechanism needs to be designed on the ship body. However, the excavator for the road surface is adopted, so that the two crawler belts do not need to work basically, which is obviously a waste, unnecessary abrasion is generated on the ship body by the crawler belts, and in practice, a program is set to lock the two walking motors of the excavator so as to avoid misoperation, and the stability of getting off the excavator is difficult to guarantee.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a connecting device and excavator get off can improve the stability that the excavator was got off.

The embodiment of the utility model is realized like this:

the utility model discloses an aspect provides a connecting device gets off, include: the connecting support and with connecting support fixed connection's connecting support, the one end of connecting support with connecting support fixed connection, the other end are used for being connected with the hull, and the connecting support is used for being connected with last car mechanism to make dig dress mechanism and hull connection.

Optionally, there are four connecting supports, and the four connecting supports are respectively disposed along the outer edge of the connecting support and are respectively connected with the connecting support.

Optionally, the connecting bracket is an X-shaped bracket, and the four connecting supports are respectively connected with four corners of the X-shaped bracket.

Optionally, the connecting support comprises a base body and a connecting plate fixedly connected with the base body, and the connecting plate is detachably connected with the X-shaped support through a fastener.

Optionally, the base body is provided with a reinforcing rib.

Optionally, the strengthening rib includes a plurality ofly, and a plurality of strengthening ribs equipartition sets up on the outer wall of pedestal.

Optionally, the reinforcing rib is plate-shaped, and a plate surface extending direction of the reinforcing rib is perpendicular to an extending direction of the base body.

The utility model discloses another aspect of the embodiment provides an excavator, include: the device comprises a boarding mechanism, a ship body and any one of the getting-off connecting devices, wherein the boarding mechanism is arranged on the ship body through the getting-off connecting device and can rotate relative to the ship body.

Optionally, the loading mechanism comprises an excavating mechanism and a slewing bearing, one end of the slewing bearing is connected with the unloading connecting device, and the other end of the slewing bearing is connected with the excavating mechanism.

Optionally, the hull comprises a bow and a stern arranged opposite to each other, and the boarding mechanisms are arranged on the bow and the stern, respectively.

The utility model discloses beneficial effect includes:

the embodiment of the utility model provides a pair of connecting device gets off, this connecting device gets off include linking bridge and with linking bridge fixed connection's connection support, the one end of connection support and linking bridge fixed connection, the other end be used for with hull connection, linking bridge is used for being connected with the mechanism of getting on the bus to make and dig dress mechanism and hull connection, make linking bridge and hull connection through connection support, need not to reform transform the hull, thereby effectively improve the excavator get off with hull connection's stability.

The embodiment of the utility model provides an excavator adopts foretell connecting device of getting off, and the excavator is got off and is passed through foretell connecting device and hull connection of getting off, makes this excavator fix at the hull to effectively improve the stability of excavator when the operation on the hull.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of an excavator according to an embodiment of the present invention;

fig. 2 is an exploded view of an excavator structure according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a connection support in the get-off connection device provided in the embodiment of the present invention;

fig. 4 is a schematic structural diagram of a boarding mechanism provided by an embodiment of the present invention.

Icon: 100-an excavator; 110-connecting the stent; a 111-X type stent; 120-connecting the support; 121-connecting plate; 122-a seat body; 123-reinforcing ribs; 130-a fastener; 140-a digging and installing mechanism; 150-a slewing bearing; 200-hull.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The excavator 100 is a widely used mechanical product in the engineering industry: the method is mainly used for carrying out the operations of earth and stone excavation, land leveling, slope repairing, hoisting, crushing, removal, ditching and the like, so that the method is widely applied to road construction of highways, railways and the like, urban construction, bridge construction and water conservancy construction. Because the riverways are densely distributed in China, the marine hydraulic excavator 100 is widely applied to dredging of the riverways of Yangtze river, and generally comprises three parts, namely a lower part (a part connected with a ship), a main body (including a counterweight), a working device and the like, and the difference from the common road excavator 100 is that the lower part and the ship body 200 are fixed.

The existing design of the marine excavator 100 for getting off is mainly to place the road excavator 100 directly on the hull 200 and design a stopper mechanism on the hull 200 to prevent the excavator 100 from sideslipping during operation. This configuration does not require redesign of the excavator 100, but rather merely requires the design of a stop mechanism on the hull 200. However, since the excavator 100 for a road surface is used, two crawler belts are not required to work basically, which is obviously a waste, and the crawler belts are also unnecessarily worn on the hull 200, and in practice, a program is set to lock two traveling motors of the excavator 100 so as to prevent misoperation, and stability of getting off the excavator 100 is difficult to guarantee. The present application has been made to solve the problems occurring in the prior art, and the following are embodiments of the present application.

Fig. 1 is the utility model provides an excavator's structural schematic diagram, please refer to fig. 1, the embodiment of the utility model provides a get off connecting device, include: the connecting support 110 and the connecting support 120 are fixedly connected with the connecting support 110, one end of the connecting support 120 is fixedly connected with the connecting support, the other end of the connecting support is used for being connected with the ship body 200, and the connecting support 110 is used for being connected with a boarding mechanism so as to connect the digging mechanism with the ship body 200.

It should be noted that, first, the connection bracket 120 is used to connect the hull 200 and the connection bracket 110 in the lower vehicle structure, and the connection bracket 120 may be hollow inside or solid according to design requirements, as long as the connection strength between the connection hull 200 and the connection bracket 110 is not affected. For example, the connection bracket 120 is a bracket having an inner hollow structure, one end of which is welded to the hull 200 and the other end of which is screwed to the connection bracket 110. The connection mode of the connection support 120 and the hull 200 and the connection mode of the connection support 120 and the connection bracket 110 are not limited herein, the connection mode of the connection support 120 and the hull 200 may be welding fixed connection, screw thread fixed connection, etc., and in addition, the connection mode of the connection support 120 and the connection bracket 110 may be screw thread detachable connection, or the connection mode of the connection support 120 and the connection bracket 110 is welding fixed connection.

Secondly, although the structure, size, weight, etc. of the hull 200 of the present application are not particularly limited, the hull 200 needs to bear the weight of the excavator 100 and the excavation work, and the hull 200 can be ensured to be stable and not to overturn during the excavation work of the excavator 100.

Third, the linking bracket 110 is a transition piece when the lower vehicle is connected to the hull 200, and thus, the strength and rigidity of the linking bracket 110 must satisfy the strength and rigidity of the connection between the lower vehicle and the hull 200, and the structure, shape and size of the linking bracket 110 are not limited herein, as will be appreciated by those skilled in the art.

The embodiment of the utility model provides a pair of connecting device gets off, this connecting device gets off include at least one connection support 120 and linking bridge 110, and connection support 120 one end is connected with hull 200, the other end is connected with linking bridge 110, makes linking bridge 110 and hull 200 connect through connection support 120, need not to reform transform the hull to effectively improve the stability that excavator 100 got off the bus and hull 200 is connected.

Fig. 2 is an exploded view of an excavator structure according to an embodiment of the present invention, and further, please refer to fig. 2, in this embodiment, there are four connecting supports 120, and the four connecting supports 120 are respectively disposed along outer edges of the connecting support 110 and respectively connected to the connecting support 110.

It should be noted that four connecting brackets 120 are respectively connected to one side surface of the connecting bracket 110 close to the hull 200, for example, the four connecting brackets 120 are respectively connected to the front portion, the rear portion, the left portion, and the right portion of the connecting bracket 120 close to one side surface of the hull 200. The four coupling brackets 120 are provided to further improve the stability of the coupling bracket 110 to the hull 200, and if one coupling bracket 120 is coupled to the coupling bracket 110 and the hull 200, respectively, the weight of the excavator 100 and the excavating weight during the excavating work are applied to one coupling bracket 120, so that the pressure applied to the coupling bracket 120 per unit area is relatively large. If the four connection blocks 120 are connected to the connection bracket 110 and the hull 200, respectively, the weight of the excavator 100 and the excavating weight at the time of excavating work are uniformly applied to the four connection blocks 120, so that the pressure applied to the connection blocks 120 per unit area is small compared to the pressure applied to the one connection block 120 provided as described above.

Alternatively, the connecting bracket 110 is an X-shaped bracket 111, and four connecting supports 120 are respectively connected to four corners of the X-shaped bracket 111.

In order not to increase the weight of the lower vehicle connection device, in the present embodiment, the connection bracket 110 is selected to be the X-shaped bracket 111, and four corners of the X-shaped bracket 111 are respectively connected to the four connection brackets 120. The X-shaped bracket 111 can be manufactured by casting process or rolling process, and the specific selection of which process is selected is based on the actual design requirement, and the skilled person will know.

Fig. 3 is a schematic structural view of a connection support in a lower vehicle connection device provided in an embodiment of the present invention, optionally, please refer to fig. 3, the connection support 120 includes a seat 122 and a connection plate 121 fixedly connected to the seat 122, and the connection plate 121 is detachably connected to the X-shaped bracket 111 through a fastener 130.

First, on the premise of ensuring the connection strength between the X-shaped bracket 111 and the hull 200, the connecting plate 121 may be provided with a plurality of lightening holes, so as to further reduce the pressure borne by the hull 200. A plurality of through holes are uniformly distributed in the connecting plate 121, and the fasteners 130 penetrate through the through holes in the connecting plate 121 and the threaded holes in the X-shaped bracket 111 to realize the detachable connection of the connecting support 120 and the X-shaped bracket 111. If the excavator 100 does not need to perform the river work or the river work is completed, the excavator 100 does not need to be installed on the hull 200, and at this time, the excavator 100 needs to be detached from the hull 200.

Secondly, the structure and shape of the seat body 122 are not limited, for example, the seat body 122 is a cylindrical structure with two open ends, one end of the seat body 122 is welded and fixed with the connecting plate 121, and the other end is welded and fixed with the hull 200, or the seat body 122 is a rectangular body with a hollow structure inside. On the basis of ensuring the connection strength and rigidity of the X-shaped bracket 111 and the hull 200, the seat body 122 can be selected to be a hollow structure.

Illustratively, two or three lightening holes are formed in the center of the connecting plate 121, first threaded through holes are uniformly distributed around the connecting plate 121, a plurality of second threaded through holes are correspondingly formed in the X-shaped bracket 111, the fastening member 130 is a screw, the screw sequentially penetrates through the first threaded hole formed in the connecting plate 121 and the second threaded hole formed in the X-shaped bracket 111, and the connecting support 120 and the X-shaped bracket 111 are fastened, so that the detachable connection of the connecting support 120 and the connecting bracket 110 is completed.

Further, in order to improve the rigidity and strength of the seat body 122, the seat body 122 in this embodiment is provided with a reinforcing rib 123.

It should be noted that, the reinforcing ribs 123 are uniformly distributed on the outer wall of the seat body 122. Illustratively, the reinforcing rib 123 is a plate-shaped reinforcing rib 123 having an extending direction, the extending direction of the reinforcing rib 123 is the same as the extending direction of the seat 122, the plate surface direction of the plate-shaped reinforcing rib 123 is perpendicular to the outer wall of the seat 122, one end of the plate-shaped reinforcing rib 123 is fixedly connected with the connecting plate 121, and the side of the plate-shaped reinforcing rib 123 facing the outer wall of the seat 122 is fixedly connected with the seat 122. The specific shape and structure of the reinforcing rib 123 are not limited, and only the strength of the connecting support 120 can be enhanced.

Further, the reinforcing ribs 123 comprise a plurality of reinforcing ribs 123, and the plurality of reinforcing ribs 123 are uniformly distributed on the outer wall of the seat body 122.

It should be noted that, the more the reinforcing ribs 123 are provided, the better the connection strength to the base body is, but too many reinforcing ribs can increase the weight of the base body 122, so that the reinforcing ribs 123 provided on the base body 122 need to be properly selected according to actual conditions, and the plurality of reinforcing ribs 123 are uniformly distributed and arranged, so that the better the connection strength effect of the base body 122 is improved.

Optionally, in this embodiment, the reinforcing rib 123 is plate-shaped, and a plate surface extending direction of the reinforcing rib 123 is perpendicular to an extending direction of the seat 122.

It should be noted that, the extending direction of the reinforcing rib 123 is perpendicular to the extending direction of the seat body 122, and the effect of improving the connection strength of the seat body 122 is better.

The embodiment of the utility model provides a connecting device is got off directly is connected with hull 200, need not to reform transform the structure of hull 200, exemplarily, hull 200 includes cradle and parallel arrangement first roof beam and second roof beam on the cradle, is provided with the deck between first roof beam and second roof beam, connection support 120 sets up on first roof beam and second roof beam through welded fastening, because first roof beam and second roof beam intensity and rigidity are great, dig when can bear excavator 100 and excavator 100 operation and adorn weight, consequently, need not to reform transform hull 200.

Fig. 4 is a schematic structural diagram of a boarding mechanism provided in an embodiment of the present invention, please refer to fig. 4, another aspect of the embodiment of the present invention provides an excavator 100, including: the upper vehicle mechanism is arranged on the ship body through the lower vehicle connecting device and can rotate relative to the ship body.

Illustratively, the getting-on mechanism comprises a bucket, an arm, a movable arm and an getting-on seat, wherein one end of the arm is rotatably connected with the bucket, and the other end of the arm is rotatably connected with the movable arm, for example, the arm is hinged with the bucket; one end of the movable arm far away from the bucket rod is fixed on the upper seat.

The fact that the loading mechanism is rotatable means that the loading mechanism can be adjusted in accordance with the orientation of the bucket.

The embodiment of the utility model provides an excavator 100 adopts foretell connecting device that gets off, and excavator 100 gets off the car and is connected with hull 200 through foretell connecting device that gets off, makes this excavator 100 fix at hull 200 to effectively improve the stability of excavator 100 when the operation is gone up to hull 200.

Further, the loading mechanism comprises an excavating mechanism 140 and a pivoting support 150, one end of the pivoting support 150 is connected with the unloading connecting device, and the other end is connected with the excavating mechanism 140.

Among them, the slewing bearing 150 is also called as a slewing bearing, which is also called as: rotary support and rotary support. The English names are sliding bearing, sliding ring bearing, turning bearing and sliding ring. Slewing bearing 150 has a wide range of applications in the real industry, and is known as: the "joint" of machine is an important transmission component necessary for the machinery which needs to make relative rotary motion between two bodies and simultaneously must bear axial force, radial force and tilting moment. With the rapid development of the mechanical industry, the slewing bearing 150 is widely applied to the industries of ship equipment, engineering machinery, light industry machinery, metallurgical machinery, medical machinery, industrial machinery and the like.

The use of slewing bearing 150 in construction machinery is where slewing bearing 150 was originally and most widely used, such as earth moving machinery, excavators 100, demolition machines, stacker-reclaimers, graders, road rollers, dynamic compactors, rock drilling machines, roaders, and the like. Other are concrete machines: concrete pump truck, concrete mixing distributing boom all-in-one, belt distributing machine feeding machinery: disc feeders and sand mixers; hoisting machinery: wheeled cranes, crawler cranes, gantry cranes, tower cranes, fork cranes, and gantries; a foundation treatment machine: the device comprises an impact type reverse circulation drilling machine, a rotary drilling machine, an impact type rotary drilling machine, a reverse circulation rotary drilling machine, a positive circulation rotary drilling machine, a long spiral engineering drilling machine, a submersible engineering drilling machine, a static pile machine and a pile driver; engineering ships: a dredger; the special vehicle comprises: bridge inspection vehicles, fire fighting vehicles, window cleaning machines, flat beam transporting vehicles, overhead working vehicles and self-propelled overhead working platforms; light-duty machinery: beverage machinery, bottle blowing machines, packaging machinery, filling machines, rotary bottle sorting machines and injection molding machines; the marine crane comprises: and (5) floating.

Alternatively, in order to improve the working efficiency of the excavator 100 on the river, in the present embodiment, the hull 200 includes a bow and a stern that are oppositely disposed, and the boarding mechanisms are respectively disposed on the bow and the stern.

It should be noted that two boarding mechanisms may be provided at the bow and the stern of the hull 200, respectively, and the specifications of the two boarding mechanisms may be the same or different, and whether the two boarding mechanisms are the same or not is selected according to the specific operation requirements. If the river channel needs two operation modes of the loading mechanisms, the operation intensity and the operation efficiency are the same, the specifications of the two loading mechanisms are the same. Those skilled in the art will appreciate that the specific number of excavators 100 provided on the hull 200 in the present embodiment is not limited, and those skilled in the art should select an appropriate number of excavators 100 to be provided on the hull 200 according to the strength of the hull 200 and the weight to be borne.

The embodiment of the utility model provides a connecting device gets off that excavator 100 adopted, excavator 100 get off the car and be connected with hull 200 through foretell connecting device that gets off, make this excavator 100 fix at hull 200 to effectively improve the stability of excavator 100 when the operation is gone up to hull 200.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A get-off connection device, comprising: the connecting support and with connecting support fixed connection's connecting support, connecting support's one end with connecting support fixed connection, the other end are used for being connected with the hull, connecting support is used for being connected with last car mechanism to make dig dress mechanism with the hull is connected.

2. The lower vehicle connecting device as claimed in claim 1, wherein there are four connecting supports, and four connecting supports are disposed along the outer edge of the connecting support and are respectively connected to the connecting support.

3. The lower vehicle connecting device as claimed in claim 2, wherein the connecting bracket is an X-shaped bracket, and four connecting supports are respectively connected to four corners of the X-shaped bracket.

4. The lower vehicle connection device as claimed in claim 3, wherein the connection support includes a base body and a connection plate fixedly connected to the base body, and the connection plate is detachably connected to the X-shaped bracket by a fastener.

5. The lower vehicle attachment device of claim 4 wherein said seat body is provided with reinforcing ribs.

6. The get-off connection device as claimed in claim 5, wherein the reinforcing ribs are provided in plural, and the plural reinforcing ribs are uniformly provided on the outer wall of the seat body.

7. The lower vehicle connection device as claimed in claim 6, wherein the reinforcing rib has a plate shape, and a plate surface of the reinforcing rib extends in a direction perpendicular to an extending direction of the seat body.

8. An excavator, comprising a loading mechanism, a hull and the unloading connecting device of any one of claims 1 to 7, wherein the loading mechanism is arranged on the hull through the unloading connecting device, and the loading mechanism can rotate relative to the hull.

9. The excavator of claim 8 wherein the loading mechanism comprises a loader mechanism and a slewing bearing, the slewing bearing being connected at one end to the lower vehicle attachment means and at the other end to the loader mechanism.

10. The excavator of claim 9 wherein the hull includes oppositely disposed bow and stern, the boarding mechanism being disposed on the bow and stern, respectively.

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