CN212772525U

CN212772525U - Cab frame, cab housing, cab, and engineering machine

Info

Publication number: CN212772525U
Application number: CN202021291004.7U
Authority: CN
Inventors: 冯小强; 王福利; 杨超
Original assignee: Zoomlion Heavy Industry Science and Technology Co Ltd; Zoomlion Heavy Industry Science and Technology Co Ltd Weinan Branch
Current assignee: Zoomlion Heavy Industry Science and Technology Co Ltd; Zoomlion Heavy Industry Science and Technology Co Ltd Weinan Branch
Priority date: 2020-07-03
Filing date: 2020-07-03
Publication date: 2021-03-23
Anticipated expiration: 2030-07-03

Abstract

The utility model relates to a driver's cabin technical field provides a driver's cabin frame, driver's cabin casing, driver's cabin and engineering machine tool. The cab frame is used for being installed on a cab bottom wall and 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 first sections (1) located above and second sections (4) connected to the lower portion of the first sections (1), the first sections (1) are arranged in a mode that the inner sides of the frame body are inclined, the second sections (4) are arranged in the vertical direction, the connecting plate (5) is connected between the second sections (4) to enable the gap between the front uprights to be sealed, and first through holes (11) are formed in the connecting plate (5). The cab frame, the cab shell, the cab and the engineering machinery can ensure the sealing performance of the cab.

Description

Cab frame, cab housing, cab, and engineering machine

Technical Field

The utility model relates to a driver's cabin technical field specifically, relates to a driver's cabin frame, driver's cabin casing, 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-closed bulldozer cab with six side walls is provided, a cab frame of the bulldozer is formed by bending a plate material and welding square steel, welding deformation is large, and a manufacturing process is complex. In order to ensure the visual field, the back inclination angles of the two front upright posts positioned in front of the cab are large, and the two front upright posts are spaced for installing an instrument box. However, this type of mounting does not ensure the sealing of the cab.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a driver's cabin frame, driver's cabin casing, driver's cabin and engineering machine tool, this driver's cabin frame, driver's cabin casing, driver's cabin and engineering machine tool can guarantee the leakproofness of driver's cabin.

In order to achieve the above object, the utility model provides a cab frame for install on the driver's cabin diapire, the cab frame includes frame body and connecting plate, the frame body includes a pair of leading truck that is located frame body front end and symmetry set up, the leading truck including be located the top first section with connect in the second section of first section below, first section to the inboard slope of frame body sets up, the second section sets up along vertical direction, the connecting plate connect in between the second section, in order to be a pair of the shutoff is carried out to space between the leading truck, 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, a connection portion is disposed at a bottom end of the cab frame, a connection hole for connecting with the cab bottom wall and a sealing groove for mounting a sealing member are disposed on the connection portion, the connection portion includes a first portion and a second portion, the connection hole is formed on the first portion, the first portion is disposed to be directly contactable with the cab bottom wall, the sealing groove is formed on the second portion, and the second portion is connected with the cab bottom wall through the sealing member.

A second aspect of the present invention provides a cab housing, the cab housing comprising a cab frame and a glass assembly mounted on the cab frame as described above.

Preferably, the glass assembly and the cab frame are sealed through a glue strip and a sealant.

Preferably, the driver's cabin casing includes driver's cabin roof and driver's cabin lateral wall, 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 front window with the face that the connecting plate place with the contained angle that the face at door place formed is the obtuse angle.

A third aspect of the present invention provides a cab, comprising a cab bottom wall and a cab housing as described above.

Preferably, the cab bottom wall and the cab housing are connected by bolts, and/or the cab bottom wall and the cab housing are sealed by a sealing rubber strip.

The utility model discloses the fourth aspect provides an engineering machine tool, engineering machine tool include the mechanical body with set up in as above on the mechanical body driver's cabin.

Preferably, the work machine is a bulldozer.

Through the technical scheme, the first section is arranged in an inclined mode, the front window glass is also kept inclined after being installed, the sealing performance of a cab is guaranteed, the visual field of a driver is not influenced, and the visual field of the driver is better compared with the situation that the front window glass is vertically arranged; the second section is arranged to be vertical, so that the connecting plate can be installed along the vertical direction and is obliquely installed relative to the connecting plate, the sealing performance of the joint of the connecting plate and the frame body can be better due to the design, the assembly error is reduced, and the sealing performance of a cab can be effectively improved; meanwhile, the design of the first through hole does not influence the installation of the instrument box, so that the instrument box can be installed inside the cab and is connected with a component outside the cab through the first through hole.

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 front view of one embodiment of a cab housing of the invention;

FIG. 2 is a left side view of the cab housing shown in FIG. 1;

fig. 3 is a partial schematic structural view of an embodiment of the cab of 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 bolt; 7. a left vehicle window; 8. sealing rubber strips; 9. a sealing groove; 10. a connecting portion; 11. a first via.

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 a first aspect provides a driver's cabin frame for install on the driver's cabin diapire, as shown in fig. 1-2, the driver's cabin frame includes frame body and connecting plate 5, the frame body includes a pair of being located the front column that frame body front end and symmetry set up, the front column including be located the top first section 1 with connect in second section 4 of first section 1 below, first section 1 to the inboard slope of frame body sets up, second section 4 sets up along vertical direction, connecting plate 5 connect in between the second section 4, in order to be a pair of the shutoff is carried out to space between the front column, be provided with first through-hole 11 on the connecting plate 5. A cross post is connected between the pair of front upright posts, and the connecting plate 5 is simultaneously connected with the cross post and positioned below the cross post. Be used for installing front window glass between the first section 1, front window glass is connected with the spreader simultaneously and is located the spreader top. The first through hole 11 is used for a pipe penetration of the instrument canister so that the instrument canister installed inside the cab can be connected with a component outside the cab.

By arranging the first section 1 in an inclined manner, the front window glass also keeps inclined after being installed, 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 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 11 does not affect 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 11.

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 11. 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 11 in sequence and is connected with other parts.

Preferably, the connection plate 5 is bonded to the sealing plate by glue, which improves the sealing property.

As an embodiment, as shown in fig. 3, a bottom end of the cab frame is provided with a connection portion 10, the connection portion 10 is provided with a connection hole for connecting with the cab bottom wall and a sealing groove 9 for installing a sealing member, the connection portion 10 includes a first portion and a second portion, the connection hole is formed on the first portion, the first portion is arranged to be directly contacted with the cab bottom wall, the sealing groove 9 is formed on the second portion, and the second portion is connected with the cab bottom wall through the sealing member. Due to the design, the first part of the connecting part 10 can directly act with the bottom wall of the cab through the bolt 6, namely the first part is directly contacted with the bottom wall of the cab, so that the bolt 6 can be screwed more reliably, and the defects of poor sealing performance, vibration and the like caused by the fact that the sealing rubber strips 8 are clamped at the connecting part between the cab frame and the bottom wall of the cab and cannot be pressed tightly and connected unreliably are avoided; in the second part, a sealing element arranged in the sealing groove is in direct contact with the bottom wall of the cab for sealing, so that the sealing property between the cab frame and the bottom wall of the cab can be further ensured; meanwhile, the sealing element is arranged in the sealing groove 9, so that the sealing element is not exposed easily after the cab frame and the cab bottom wall are installed, and the service life and the appearance of the sealing element are prevented from being influenced.

Preferably, the seal is a sealing strip 8.

A second aspect of the present invention provides a cab housing, the cab housing comprising a cab frame and a glass assembly mounted on the cab frame as described above. The cab housing is connected to the cab bottom wall by a 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.

In one embodiment, the glass assembly is sealed with the cab frame by a glue strip and a sealant. The glass assembly adopts a rubber strip and sealant two-way sealing mode, so that the sealing performance and the appearance quality between the glass assembly and the cab frame are improved, the glass assembly is not easy to separate from the cab frame, and the structural performance is improved.

As an embodiment, as shown in fig. 1-2, the cab housing includes a cab top wall 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 arranged above the connecting plate 5, doors 3 are respectively arranged on two sides of the front window 2 and the connecting plate 5, and an included angle formed by the surface where the front window 2 and the connecting plate 5 are located and the surface where the doors 3 are located is an obtuse angle. Preferably, the cab housing further comprises a left window 7, a right window and a rear window, the left window 7 and the right window being connected to the two doors 3 respectively, the rear window being connected between the left window 7 and the right window. Wherein, the bottom ends of the left window 7, the right window and the rear window are higher than the bottom ends of the connecting plate 5 and the two doors 3.

A third aspect of the present invention provides a cab, comprising a cab bottom wall and a cab housing as described above. The inside instrument box that is provided with of driver's cabin, the pipeline of instrument box passes second through-hole and first through-hole 11 respectively and stretches out the driver's cabin outside for connect other parts.

As an embodiment, as shown in fig. 3, the cab bottom wall and the cab shell are connected by bolts 6.

In one embodiment, as shown in fig. 3, the cab bottom wall and the cab housing are sealed by a sealing rubber strip 8.

The utility model discloses the fourth aspect provides an engineering machine tool, engineering machine tool include the mechanical body with set up in as above on the mechanical body driver's cabin. The cab bottom wall is located on the machine body, and the cab shell is mounted on the cab bottom wall.

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

A pair of front upright posts of the cab frame are welded by adopting sectional materials which are straight at the bottom and inclined at the top, the bottoms of the pair of front upright posts are welded by a connecting plate 5, the backward tilting degree of the front upright posts is reduced, and the assembly error of the instrument box in the cab is reduced; simultaneously, adopt the closed structure of the dual shutoff of connecting plate 5 and closing plate between a pair of front column, can effectively improve leakproofness and appearance quality, play dustproof and fall the effect of making an uproar. The cab frame and the glass component are sealed by the adhesive tape and the high-strength glass sealant, so that the sealing reliability is improved, the dust is prevented, the noise is reduced, and the appearance quality of the cab can be improved. The connecting part 10 at the bottom of the cab frame is made of a special-shaped steel pipe with a sealing groove 9, so that the first part at the bottom end of the cab frame and the bottom wall of the cab can directly act through the bolt 6, the bolt 6 can be screwed more reliably, the sealing form is more reliable, and the defects of poor sealing performance, vibration and the like caused by unreliable connection due to the fact that the sealing rubber strip 8 is completely clamped at the connecting part between the bottom end of the cab frame and the bottom wall of the cab and cannot be pressed tightly are avoided; meanwhile, in the second part, the sealing rubber strip 8 arranged in the sealing groove 9 is used for sealing between the cab frame and the bottom wall of the cab, so that the sealing performance is more reliable.

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 frame for install on the driver's cabin diapire, its characterized in that, cab frame includes frame body and connecting plate (5), the frame body includes a pair of being located the front column that frame body front end and symmetry set up, the front column including be located the top first section (1) with connect in second section (4) of first section (1) below, first section (1) to the inboard slope of frame body sets up, second section (4) set up along vertical direction, connecting plate (5) connect in between second section (4), in order to be a pair the shutoff is carried out to the space between the front column, be provided with first through-hole (11) on connecting plate (5).

2. The cab frame according to claim 1, comprising a sealing plate attached to a surface of the connection plate (5) facing the inner side of the frame body to seal a connection between the connection plate (5) and the frame body, wherein the sealing plate is provided with a second through hole corresponding to the first through hole (11).

3. The cab frame according to claim 1, wherein a connection portion (10) is provided at a bottom end of the cab frame, a connection hole for connection with the cab bottom wall and a seal groove (9) for mounting a seal are provided on the connection portion (10), the connection portion (10) includes a first portion on which the connection hole is formed and which is disposed so as to be directly contactable with the cab bottom wall, and a second portion on which the seal groove (9) is formed and which is connected with the cab bottom wall through the seal.

4. A cab housing, characterized in that it comprises a cab frame according to any of claims 1-3 and a glass assembly mounted on the cab frame.

5. The cab housing of claim 4, wherein the glass subassembly is sealed to the cab frame by a glue strip and sealant.

6. The cab housing according to claim 4, comprising a cab top wall and a cab side wall, wherein the cab side 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), two sides of the front window (2) and the connecting plate (5) are respectively provided with a vehicle door (3), and an included angle formed by the face where the front window (2) and the connecting plate (5) are 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 bottom wall and a cab housing according to claim 4.

8. The cab according to claim 7, characterized in that the cab floor and the cab housing are connected by means of bolts (6) and/or in that they are sealed by means of sealing strips (8).

9. A working machine, characterized in that the working machine comprises a machine body and a cab according to claim 7 or 8 provided on the machine body.

10. The work machine of claim 9, wherein the work machine is a bulldozer.