CN209538279U

CN209538279U - A kind of excavator turntable main structure

Info

Publication number: CN209538279U
Application number: CN201920016612.8U
Authority: CN
Inventors: 孙可可; 张亮; 孙恒; 王朋朋
Original assignee: Shandong Henghui Machinery Co Ltd
Current assignee: Shandong Henghui Machinery Co Ltd
Priority date: 2019-01-07
Filing date: 2019-01-07
Publication date: 2019-10-25
Anticipated expiration: 2029-01-07

Abstract

The utility model discloses a kind of excavator turntable main structures, more particularly to excavator equipment field, including main body, the body top is equipped with footstock, the footstock and main body are welded, the footstock two sides are equipped with mounting plate, and lifter plate is equipped at the top of the mounting plate, is equipped with limit plate at the top of the lifter plate, the bottom part body is equipped with attachment base, the attachment base bottom is connected with rotating disc, and the attachment base and rotating disc are integration setting, and the connection seat both sides are equipped with welding socket.The utility model is by being equipped with lifter plate and limit plate, after excavator mechanical arm is mounted on footstock, mechanical arm adjusts good position before work, control hydraulic lifting arm work boosts lifter plate, so as to adjust the angle of limit plate, the outside that limit plate adjustment is stuck in mechanical arm can be improved the stability of mechanical arm while increasing the extract weight of mechanical arm so as to provide another supporting point in the mechanical arm course of work.

Description

A kind of excavator turntable main structure

Technical field

The utility model relates to excavator equipment technical fields, and more specifically, the utility model relates to a kind of excavators Turn table body structure.

Background technique

Turn table body, also known as revolving platform main body are the important feature components of large excavator, are that support or placement are large-scale The support section of the important components such as equipment, engine, hydraulic main valve, the counterweight of excavator, like the trunk of human body.Turntable Main body is generally formed by the plates welding such as bottom plate, cover board, vertical plate, it not only to bear the components such as equipment, counterweight gravity and It turns round inertia force, still suffers from impact, the engine vibration etc. generated when equipment excavates.

The utility model patent of patent application publication CN200820139491.8 discloses a kind of hydraulic excavating machine turn table Main body, for installing the arrangement for deflecting of excavator swing arm.The utility model structure is simple, connection and reasonable arrangement, shared spatial volume are small, Convenient for the arrangement and assembly of the components such as excavator hydraulic part and power device.

But a kind of hydraulic excavating machine turn table body provided in above-mentioned technical proposal is in practice, still exist compared with More disadvantages, as in the course of work main body load-bearing cannot the overweight inclination that otherwise will lead to main body, or even drive excavator it is hanging Contingency is caused, the mechanical arm supporting point of excavator only has main body, and stability is lower in the course of work.

Utility model content

In order to overcome the drawbacks described above of the prior art, the embodiments of the present invention provide a kind of excavator turntable main body knot Structure, by being equipped with lifter plate and limit plate, after excavator mechanical arm is mounted on footstock, mechanical arm adjusts position before work It sets, control hydraulic lifting arm work boosts lifter plate, and so as to adjust the angle of limit plate, limit plate adjustment is stuck in machine The outside of tool arm can be improved the stability of mechanical arm so as to provide another supporting point in the mechanical arm course of work Increase the extract weight of mechanical arm simultaneously, while different limit plates can be adjusted according to the difference of mechanical arm and be mounted on lifting At the top of plate, adapts to different mechanical arms and use.

To achieve the above object, the utility model provides the following technical solutions: a kind of excavator turntable main structure, including Main body, the body top are equipped with footstock, and the footstock and main body are welded, and the footstock two sides are equipped with mounting plate, the peace It is equipped with lifter plate at the top of loading board, limit plate is equipped at the top of the lifter plate, the bottom part body is equipped with attachment base, the attachment base Bottom is connected with rotating disc, and the attachment base and rotating disc are integration setting, and the connection seat both sides are equipped with welding socket.

In a preferred embodiment, it is equipped with bearing block inside the footstock, is equipped with installing port at the top of the footstock, Excavator telescopic boom is connected on the outside of the installing port.

In a preferred embodiment, it is uniformly provided with positioning bolt on the outside of the mounting plate, the positioning bolt passes through Mounting plate is worn to connect with main body screw.

In a preferred embodiment, the lifter plate bottom is equipped with hinged seat, the hinged seat and mounting plate it Between be equipped with hydraulic lifting arm, the hydraulic lifting arm and hinged seat are hinged.

In a preferred embodiment, the limit plate is shaped to arc, and the limit plate inside top is set There is non-slip mat.

In a preferred embodiment, it is uniformly provided with inside the rotating disc and rolls pearl, during the welding socket is Sky setting and bottom are connected with support base, and the welding socket and main body are welded.

The technical effect and advantage of the utility model:

1, the utility model is by being equipped with lifter plate and limit plate, mechanical after excavator mechanical arm is mounted on footstock Arm adjusts good position before work, and control hydraulic lifting arm work boosts lifter plate, so as to adjust the angle of limit plate, The outside that limit plate adjustment is stuck in mechanical arm can so as to provide another supporting point in the mechanical arm course of work The stability for improving mechanical arm increases the extract weight of mechanical arm simultaneously, while can be different according to the different adjustment of mechanical arm Limit plate be mounted at the top of lifter plate, adapt to different mechanical arms and use；

2, it by being equipped with rotating disc and welding socket, in bottom part body mounting seat and motor, is worked and is driven by motor The rotation of main body is installed rear rotating disc and base contacts, and the rolling pearl for rotating pan bottom can connect with the pedestal of excavator Touching, multiple rolling pearls can increase the velocity of rotation of main body during rotation, improve the stability of rotation, while can weld Combination hub bottom grafting support plate, for providing multiple supporting points to the main body in the course of work.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is the attachment base bottom view of the utility model；

Fig. 3 is the limit plate structural schematic diagram of the utility model；

Appended drawing reference are as follows: 1 main body, 2 footstocks, 21 installing ports, 3 mounting plates, 4 lifter plates, 41 hinged seats, 42 hydraulic liftings Bar, 5 limit plates, 51 non-slip mats, 6 attachment bases, 7 rotating discs, 71 roll pearl, 8 welding sockets.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

The utility model provides a kind of excavator turntable main structure as shown in Figs. 1-3, including main body 1, the master Footstock 2 is equipped at the top of body 1, the footstock 2 is welded with main body 1, and 2 two sides of footstock are equipped with mounting plate 3, the mounting plate 3 Top is equipped with lifter plate 4, and limit plate 5 is equipped at the top of the lifter plate 4, and 1 bottom of main body is equipped with attachment base 6, the connection 6 bottoms of seat are connected with rotating disc 7, and the attachment base 6 and rotating disc 7 are integration setting, and 6 two sides of attachment base are equipped with weldering Combination hub 8.

Further, it is equipped with bearing block inside the footstock 2, is equipped with installing port 21, the installing port at the top of the footstock 2 21 outsides are connected with excavator telescopic boom.

Further, positioning bolt is uniformly provided on the outside of the mounting plate 3, the positioning bolt is through mounting plate 3 and master Body 1 is threadedly coupled.

Further, 4 bottom of lifter plate is equipped with hinged seat 41, and liquid is equipped between the hinged seat 41 and mounting plate 3 Elevating lever 42 is pressed, the hydraulic lifting arm 42 and hinged seat 41 are hinged, and the control work of hydraulic lifting arm 42 boosts lifter plate 4, So as to adjust the angle of limit plate 5, limit plate 5 is adjusted to the outside for being stuck in mechanical arm, so as to work in mechanical arm Another supporting point is provided in the process, can be improved the stability of mechanical arm while increasing the extract weight of mechanical arm.

Further, the limit plate 5 is shaped to arc, and 5 inside top of limit plate is equipped with non-slip mat 51, can Different limit plates 5 is adjusted with the difference according to mechanical arm and is mounted on 4 top of lifter plate, is adapted to different mechanical arms and is used.

Further, it is uniformly provided with inside the rotating disc 7 and rolls pearl 71, the welding socket 8 is hollow setting and bottom Portion is connected with support base, and the welding socket 8 is welded with main body 1, and the rolling pearl 71 of 7 bottom of rotating disc can be with the bottom of excavator Seated connection touching, multiple rolling pearls 71 can increase the velocity of rotation of main body 1 during rotation, improve the stability of rotation, simultaneously It can be in welding 8 bottom grafting support plate of socket, for providing multiple supporting points to the main body 1 in the course of work.

Utility model works principle:

Referring to Figure of description 1 and Fig. 3: after excavator mechanical arm is mounted on footstock 2, mechanical arm is adjusted before work Good position, the control work of hydraulic lifting arm 42 boosts lifter plate 4, so as to adjust the angle of limit plate 5, by limit plate 5 The outside that adjustment is stuck in mechanical arm can be improved machinery so as to provide another supporting point in the mechanical arm course of work The stability of arm increases the extract weight of mechanical arm simultaneously, while different limit plates can be adjusted according to the difference of mechanical arm 5 are mounted on 4 top of lifter plate, adapt to different mechanical arms and use；

Referring to Figure of description 1 and Fig. 2: in 1 bottom mounting seat of main body and motor, being worked by motor and drive main body 1 Rotation, be installed rear rotating disc 7 and base contacts, the rolling pearl 71 of 7 bottom of rotating disc can connect with the pedestal of excavator Touching, it is multiple during rotation to roll pearls 71 and increase the velocity of rotation of main body 1, improve the stability of rotation, while can be with In welding 8 bottom grafting support plate of socket, for providing multiple supporting points to the main body 1 in the course of work.

The several points that should finally illustrate are: firstly, in the description of the present application, it should be noted that unless otherwise prescribed and It limits, term " installation ", " connected ", " connection " shall be understood in a broad sense, can be mechanical connection or electrical connection, be also possible to two Connection inside element, can be directly connected, and "upper", "lower", "left", "right" etc. are only used for indicating relative positional relationship, when The absolute position for being described object changes, then relative positional relationship may change；

Secondly: the utility model discloses in embodiment attached drawing, relates only to the structure being related to the embodiment of the present disclosure, His structure, which can refer to, to be commonly designed, and under not conflict situations, the utility model the same embodiment and different embodiments can be mutual Combination；

Last: the above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, all Within the spirit and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in practical Within novel protection scope.

Claims

1. a kind of excavator turntable main structure, including main body (1), it is characterised in that: be equipped with footstock at the top of the main body (1) (2), the footstock (2) and main body (1) are welded, and footstock (2) two sides are equipped with mounting plate (3), at the top of the mounting plate (3) Equipped with lifter plate (4), limit plate (5) are equipped at the top of the lifter plate (4), main body (1) bottom is equipped with attachment base (6), institute It states attachment base (6) bottom to be connected with rotating disc (7), the attachment base (6) and rotating disc (7) are integration setting, the connection Seat (6) two sides are equipped with welding socket (8).

2. a kind of excavator turntable main structure according to claim 1, it is characterised in that: set inside the footstock (2) There is bearing block, is equipped with installing port (21) at the top of the footstock (2), is connected with excavator telescopic boom on the outside of the installing port (21).

3. a kind of excavator turntable main structure according to claim 1, it is characterised in that: on the outside of the mounting plate (3) It is uniformly provided with positioning bolt, the positioning bolt is threadedly coupled through mounting plate (3) with main body (1).

4. a kind of excavator turntable main structure according to claim 1, it is characterised in that: lifter plate (4) bottom Equipped with hinged seat (41), hydraulic lifting arm (42) are equipped between the hinged seat (41) and mounting plate (3), the hydraulic lifting arm (42) hinged with hinged seat (41).

5. a kind of excavator turntable main structure according to claim 1, it is characterised in that: limit plate (5) shape It is set as arc, limit plate (5) inside top is equipped with non-slip mat (51).

6. a kind of excavator turntable main structure according to claim 1, it is characterised in that: the rotating disc (7) is internal It is uniformly provided with and rolls pearl (71), the welding socket (8) is hollow setting and bottom is connected with support base, the welding socket (8) it is welded with main body (1).