CN212890629U

CN212890629U - Cab cabin body, cab and engineering machinery

Info

Publication number: CN212890629U
Application number: CN202021664693.1U
Authority: CN
Inventors: 冯小强; 薛海龙
Original assignee: Zoomlion Heavy Industry Science and Technology Co Ltd; Shaanxi Zoomlion West Earthmoving Machinery Co Ltd
Current assignee: Zoomlion Heavy Industry Science and Technology Co Ltd; Shaanxi Zoomlion West Earthmoving Machinery Co Ltd
Priority date: 2020-08-11
Filing date: 2020-08-11
Publication date: 2021-04-06
Anticipated expiration: 2030-08-11

Abstract

The utility model relates to an engineering equipment technical field provides a cab cabin body, driver's cabin and engineering machine tool. Wherein, the driver's cabin body include the driver's cabin on the casing and with the driver's cabin floor frame (8) in driver's cabin is injectd jointly to casing on the driver's cabin, the bottom of casing has the opening on the driver's cabin, driver's cabin floor frame (8) set up in the opening part, the driver's cabin on the casing with driver's cabin floor frame (8) welding is as an organic whole. This cabin body, driver's cabin and engineering machine tool make the sealing performance of driver's cabin better through welding as an organic whole structure with driver's cabin floor frame with casing on the driver's cabin.

Description

Cab cabin body, cab and engineering machinery

Technical Field

The utility model relates to an engineering equipment technical field specifically, relates to a cab cabin body, driver's cabin and engineering machine tool.

Background

A bulldozer is an earthwork machine capable of excavating, transporting and discarding rock soil. In the prior art, a semi-open type bulldozer cab with six side walls is provided, wherein the middle of a front upright post of a cab frame is open for installing an instrument box, the bottom of the cab frame is connected with a floor frame through bolts, and the floor frame is installed on a frame of the bulldozer. Sealing strips or sponges are used for sealing between the instrument box and the cab and between the floor frame and the contact surface of the cab frame. Due to manufacturing errors and assembly errors of the connecting pieces and the material of the sealing strips, gaps at the connecting parts are uneven, irregular deformation of the sealing strips is easily caused, and the problems of poor sealing performance, high noise in a cab, much dust and the like are caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a cabin body, driver's cabin and engineering machine tool, this cabin body, driver's cabin and engineering machine tool make the sealing performance of driver's cabin better through casing and the floor frame welding formula structure as an organic whole on with the driver's cabin.

In order to achieve the above object, the utility model provides a cab cabin body in the first aspect, the cab cabin body including the driver's cabin on the casing and with the driver's cabin floor frame in the driver's cabin is injectd jointly to the casing on the driver's cabin, the bottom of casing has the opening on the driver's cabin, the floor frame of driver's cabin set up in the opening part, the driver's cabin on the casing with the welding of floor frame of driver's cabin is as an organic whole.

Preferably, a sound-absorbing sponge is attached to the outer surface of the cab floor frame.

Preferably, inhale the sound sponge include the aluminium foil layer and with the sponge layer that the aluminium foil layer was pasted and is established, the aluminium foil layer with the laminating of the surface of driver's cabin floor frame.

Preferably, the casing includes the driver's cabin frame on the driver's cabin, the driver's cabin frame includes frame body and connecting plate, the frame body includes a pair of being located the front column of frame body front end and symmetry setting, the front column including be located the top first section with connect in the second section of first section below, first section to frame body inboard slope sets up, the second section sets up along vertical direction, the connecting plate connect in between the second section to it is a pair of the space between the front column blocks up, be provided with first through-hole on the connecting plate.

Preferably, the cab frame includes a sealing plate, the sealing plate is attached to one surface of the connecting plate facing the inner side of the frame body to seal a joint between the connecting plate and the frame body, and the sealing plate is provided with a second through hole corresponding to the first through hole.

Preferably, casing includes driver's cabin roof and driver's cabin lateral wall on the driver's cabin, driver's cabin lateral wall comprises six faces, the connecting plate is located dead ahead, the connecting plate top is provided with the front window, the front window with the both sides of connecting plate are provided with the door respectively, the face that the connecting plate place with the contained angle that the face at door place formed is the obtuse angle.

The utility model discloses the second aspect provides a driver's cabin, the driver's cabin includes as above the driver's cabin body.

The third aspect of the utility model provides an engineering machine, engineering machine include the frame with set up in as above on the frame the cabin body of driver's cabin.

Preferably, the cab cabin body is connected with the frame through a shock absorber.

Preferably, the work machine is a bulldozer.

By adopting the technical scheme, the cab upper shell and the cab floor frame which form the cab cabin body are welded into a whole, so that the poor sealing effect caused by irregular deformation due to uneven gaps caused by manufacturing and assembling errors of the sealing strips between the cab upper shell and the cab floor frame is eliminated, and the sealing property and the comfort of the cab are enhanced; at the same time, the design can greatly enhance the strength of the whole cab component.

Other features and advantages of the present invention will be described in detail in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a right side view of one embodiment of a cab body of the present invention;

FIG. 2 is a front view of the cab cabin shown in FIG. 1;

FIG. 3 is a cross-sectional view of the cab floor frame of the cab body of the present invention connected to the frame via the shock absorber;

fig. 4 is a cross-sectional view of the sound-absorbing sponge on the outer surface of the floor frame of the cab body according to the present invention.

Description of the reference numerals

1. A first stage; 2. a front window; 3. a vehicle door; 4. a second stage; 5. a connecting plate; 6. a first through hole; 7. a shock absorber; 8. a cab floor frame; 9. sound-absorbing sponge; 10. a cab roof; 11. a frame; 12. an aluminum foil layer; 13. a sponge layer.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

In the present invention, unless otherwise indicated, the directional terms used herein generally refer to the orientation as shown in the accompanying drawings.

The utility model discloses the first aspect provides a cab cabin body, the cab cabin body including the driver's cabin on the casing and with the floor frame 8 of driver's cabin is injectd jointly to the casing on the driver's cabin, the bottom of casing has the opening on the driver's cabin, floor frame 8 of driver's cabin set up in the opening part, the driver's cabin on the casing with floor frame 8 welding of driver's cabin is as an organic whole.

By adopting the technical scheme, the cab upper shell forming the cab cabin body and the cab floor frame 8 are welded into a whole, the poor sealing result caused by irregular deformation due to uneven gaps caused by manufacturing and assembling errors of the sealing strips between the cab upper shell and the cab floor frame 8 is eliminated, and the sealing property and the comfort of the cab are enhanced; at the same time, the design can greatly enhance the strength of the whole cab component.

As an embodiment, as shown in fig. 1, a sound absorbing sponge 9 is attached to an outer surface of the cab floor frame 8. Preferably, the sound-absorbing sponge 9 is adhered to the outer surface of the cab floor frame 8 by glue. The sound-absorbing sponge 9 plays a role in shock absorption, noise reduction and dust prevention, and improves the comfort of the cab.

In one embodiment, as shown in fig. 4, the sound-absorbing sponge 9 includes an aluminum foil layer 12 and a sponge layer 13 attached to the aluminum foil layer 12, and the aluminum foil layer 12 is attached to the outer surface of the floor frame 8.

As an embodiment, as shown in fig. 2, the upper shell of the cab includes a cab frame, the cab frame includes a frame body and a connecting plate 5, the frame body includes a pair of front pillars located at the front end of the frame body and symmetrically disposed, the front pillars include a first section 1 located above and a second section 4 connected below the first section 1, the first section 1 is inclined toward the inner side of the frame body, the second section 4 is disposed along a vertical direction, the connecting plate 5 is connected between the second sections 4 to block a gap between the pair of front pillars, and the connecting plate 5 is provided with a first through hole 6. Specifically, the cab upper housing is welded to the cab floor frame through the cab frame. By arranging the first section 1 in an inclined mode, after the front window 2 glass is installed, the front window 2 glass is also kept inclined, the vision of a driver is not influenced while the sealing performance of a cab is ensured, and the vision of the driver is better compared with the vision of the driver by arranging the front window 2 glass vertically; by arranging the second section 4 in a vertical mode, the connecting plate 5 can be installed in the vertical direction and is obliquely installed relative to the connecting plate 5, the sealing performance of the connecting part of the connecting plate 5 and the frame body can be better due to the design, the assembling error is reduced, and the sealing performance of a cab can be effectively improved; meanwhile, the design of the first through hole 6 does not influence the installation of the instrument box, so that the instrument box can be installed inside the cab and connected with a component outside the cab through the first through hole 6.

Preferably, the connecting plate 5 is welded to the frame body, improving the strength of the upper shell of the cab.

In one embodiment, the upper cab housing further includes a glass assembly mounted to the cab frame. The glass assembly comprises a front window glass, a vehicle door glass, a left window glass, a right window glass and a rear window glass.

As an embodiment, the cab frame includes a sealing plate, the sealing plate is attached to one surface of the connecting plate 5 facing the inner side of the frame body to seal a joint between the connecting plate 5 and the frame body, and the sealing plate is provided with a second through hole corresponding to the first through hole 6. The sealing plate can be designed to ensure the sealing performance of the cab more reliably. The pipeline of the instrument box extends out of the cab through the second through hole and the first through hole 6 in sequence and is connected with other parts.

Preferably, the connection plate 5 is adhered to the sealing plate by glue, so that the sealing performance is improved.

As one embodiment, as shown in fig. 2, the cab upper housing includes a cab top wall 10 and a cab side wall, the cab side wall is composed of six surfaces, the connecting plate 5 is located right ahead, a front window 2 is provided above the connecting plate 5, doors 3 are provided on both sides of the front window 2 and the connecting plate 5, respectively, and an included angle formed by a surface where the connecting plate 5 is located and a surface where the doors 3 are located is an obtuse angle. That is, the door 3 is disposed obliquely with respect to the link plate 5 and is not perpendicular to the surface on which the link plate 5 is disposed.

As an embodiment, the upper cab housing further comprises a left window, a right window and a rear window, the left window and the right window are respectively connected with the two vehicle doors 3, and the rear window is connected between the left window and the right window. Wherein, the bottom of left window, right window and back door window is higher than the bottom of connecting plate 5 and two doors 3. Correspondingly, the cab floor frame 8 comprises a first part and a second part, wherein the first part is positioned below the left window, the right window and the rear window, the second part is positioned below the connecting plate 5 and the pair of doors 3, the thickness of the first part is larger than that of the second part, and the bottom surface of the first part is flush with that of the second part.

The utility model discloses the second aspect provides a driver's cabin, the driver's cabin includes as above the driver's cabin body. The cab also comprises driving equipment such as a driving seat and the like arranged in the cab cabin. The inside instrument box that is provided with of driver's cabin, the instrument box is close to the closing plate sets up, the pipeline of instrument box passes second through-hole and first through-hole 6 respectively and stretches out the driver's cabin outside for connect other parts.

The third aspect of the present invention provides an engineering machine, which comprises a frame 11 and a cab cabin body arranged on the frame 11 as described above. The cabin body of the cab is connected with the frame 11 for installation.

In one embodiment, as shown in fig. 1 to 3, the cab body and the frame 11 are connected by a shock absorber 7. The high-performance shock absorber 7 is adopted to connect the cab body to the frame 11, so that the shock can be reduced.

Preferably, four shock absorbers 7 are used for connecting the cab cabin and the frame 11. The four shock absorbers 7 are respectively arranged corresponding to four corners of the outer edge of the upper shell of the cab (as shown in fig. 2), correspondingly, a pair of connecting frames protruding upwards is arranged on the frame 11, and the connecting frames correspond to the two shock absorbers 7 positioned below the left window and the right window so as to be convenient to connect. The four-point shock absorber 7 is adopted for connection, the number of connection points is small, the cabin body of the cab is convenient to disassemble, and the maintenance convenience of the whole engineering machine is improved.

In one embodiment, the work machine is a bulldozer. In another embodiment, the working machine may be an excavator.

The cab frame and the cab floor frame 8 are welded into a whole, so that the strength of the whole cab component is greatly enhanced; compared with the old cab, the gap between the upper casing of the cab and the contact surfaces of the cab floor frame 8, the cab frame and the instrument box and the like is eliminated, the result of poor sealing caused by irregular deformation due to uneven gaps caused by manufacturing and assembling errors of the sealing strip is eliminated, and the closed structure of the connecting plate 5 and the sealing plate is adopted between the pair of front upright posts, so that the whole cab becomes a fully closed space, the better dustproof and noise reduction effects are achieved, the appearance quality is improved, and the sealing performance and the comfort of the cab are effectively improved; meanwhile, the cab cabin is convenient to install, and the maintenance convenience of the whole machine is improved.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and the technical concept of the present invention can be within the scope of the present invention to perform various simple modifications to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.

It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the invention. In order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations.

In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as it does not violate the idea of the present invention.

Claims

1. The utility model provides a cab cabin body, its characterized in that, cab cabin body include on the driver's cabin casing and with cab floor frame (8) in the driver's cabin is injectd jointly to casing on the driver's cabin, the bottom of casing has the opening on the driver's cabin, cab floor frame (8) set up in the opening part, on the driver's cabin casing with cab floor frame (8) welding is as an organic whole.

2. The cab cabin according to claim 1, wherein a sound-absorbing sponge (9) is attached to the outer surface of the cab floor frame (8).

3. The cab cabin according to claim 2, wherein the sound-absorbing sponge (9) comprises an aluminum foil layer (12) and a sponge layer (13) attached to the aluminum foil layer (12), and the aluminum foil layer (12) is attached to the outer surface of the cab floor frame (8).

4. The cab cabin according to any one of claims 1 to 3, wherein the upper cab shell comprises a cab frame, the cab frame comprises a frame body and a connecting plate (5), the frame body comprises a pair of front uprights located at the front end of the frame body and symmetrically arranged, the front uprights comprise a first section (1) located above and a second section (4) connected below the first section (1), the first section (1) is obliquely arranged towards the inner side of the frame body, the second section (4) is arranged in a vertical direction, the connecting plate (5) is connected between the second section (4) to seal a gap between the pair of front uprights, and a first through hole (6) is arranged on the connecting plate (5).

5. The cab cabin according to claim 4, wherein the cab frame comprises a sealing plate, the sealing plate is attached to one surface of the connecting plate (5) facing the inner side of the frame body to seal the connection between the connecting plate (5) and the frame body, and the sealing plate is provided with a second through hole corresponding to the first through hole (6).

6. The cab cabin according to claim 4, wherein the upper cab shell comprises a top cab wall (10) and a side cab wall, the side cab wall is composed of six faces, the connecting plate (5) is located right ahead, a front window (2) is arranged above the connecting plate (5), the front window (2) and the connecting plate (5) are respectively provided with a vehicle door (3) at two sides, and an included angle formed by the face where the connecting plate (5) is located and the face where the vehicle door (3) is located is an obtuse angle.

7. A cab, characterized in that the cab comprises a cab body according to any of claims 1-6.

8. A working machine, characterized in that the working machine comprises a vehicle frame (11) and a cab cabin according to any one of claims 1-6 arranged on the vehicle frame (11).

9. A working machine according to claim 8, characterized in that the cab structure is connected to the frame (11) by means of a shock absorber (7).

10. A working machine according to claim 8 or 9, characterized in that the working machine is a bulldozer.