CN215683415U

CN215683415U - Gap bridge assembly device and crawler harvester thereof

Info

Publication number: CN215683415U
Application number: CN202120616017.5U
Authority: CN
Inventors: 孙大开; 王友栋; 周洲
Original assignee: Changzhou Changfa Heavy Industry Technology Co ltd
Current assignee: Changzhou Changfa Heavy Industry Technology Co ltd
Priority date: 2021-03-25
Filing date: 2021-03-25
Publication date: 2022-02-01
Anticipated expiration: 2031-03-25

Abstract

The utility model provides a gap bridge assembly device and a crawler harvester thereof, wherein the gap bridge assembly device comprises: the bridge housing is internally provided with a conveying channel for conveying materials and comprises a first wall part; a transmission assembly disposed on the first wall portion; the transmission assembly comprises at least one tensioning assembly arranged on the first wall part; the transmission shield is covered on the transmission assembly, and an avoiding port for avoiding the tensioning assembly is arranged on the transmission shield. According to the utility model, the avoidance port is arranged on the transmission shield to avoid the tensioning assembly, the transmission shield is mounted to protect the transmission device, meanwhile, the sufficient space is provided for mounting the tensioning device, and the adjusting end of the tensioning device is arranged at the avoidance port, so that the adjustment is convenient.

Description

Gap bridge assembly device and crawler harvester thereof

Technical Field

The utility model relates to the field of full-feeding crawler harvesters, in particular to a gap bridge assembly device and a crawler harvester thereof.

Background

Traditional crawler belt harvester's gap bridge assembly, set up material transmission in the inside of the shell of passing a bridge, set up the transmission who is connected with the header at the casing lateral part and carry out the chain drive, but transmission exposes in the automobile body outside, danger easily takes place, the solution at present stage is to increase a guard shield and protect, but when the length of passing a bridge is longer, the chain that is used for the transmission easily descends, cause danger, tensioning device carries out the tensioning to the chain through installation adjustable tensioning device at present stage, but adjustable tensioning device often needs the regulation space to install and adjust, establish the space at the guard shield and establish and be difficult to realize in.

Therefore, there is a need for a gap bridge assembly device that has sufficient space to install a tensioner and that is easily adjustable while protecting a transmission device with a protective cover.

Disclosure of Invention

The utility model aims to provide a gap bridge assembly device, which can have enough space for installing a tensioning device and is convenient to adjust while a protective cover is installed to protect a transmission device.

The utility model provides a gap bridge assembly device, which comprises: the bridge housing is internally provided with a conveying channel for conveying materials and comprises a first wall part; a transmission assembly disposed on the first wall portion; the transmission assembly comprises at least one tensioning assembly arranged on the first wall part; the transmission shield is covered on the transmission assembly, and an avoiding port for avoiding the tensioning assembly is arranged on the transmission shield.

Further, the transmission shield comprises a transverse plate arranged on the first wall part and a vertical plate arranged in an L shape with the transverse plate; the avoiding opening is formed in the transverse plate.

Further, the tensioning assembly comprises an adjusting rod and a supporting plate fixedly connected with the first wall part; the supporting plate is provided with a first through hole; the adjusting rod is arranged in the first through hole and can move in the axial direction of the first through hole; the tensioning assembly further comprises a mounting plate, a first tensioning wheel, a support shaft arranged on the first wall part and a second tensioning wheel rotatably arranged on the support shaft; the mounting plate comprises a first mounting hole arranged at one end of the mounting plate and a second mounting hole arranged at the other end of the mounting plate; the first mounting hole is sleeved on the support shaft, and the first tensioning wheel is rotatably arranged in the second mounting hole; the adjusting rod is connected to one side of the mounting plate, which is close to the first tensioning wheel; when the adjusting rod moves upwards along the first through hole, the mounting plate rotates upwards by taking the supporting shaft as an axis, and the first tensioning wheel moves upwards along with the mounting plate; when the adjusting rod moves downwards along the first through hole, the mounting plate rotates downwards by taking the supporting shaft as an axis, and the first tensioning wheel moves downwards along with the mounting plate.

Furthermore, the transmission assembly also comprises a driving wheel, a driven wheel and a first chain which is connected with the driving wheel and the driven wheel in a matching way; the first chain comprises an upper chain edge and a lower chain edge; the first tensioning wheel is arranged between the upper edge of the chain and the lower edge of the chain and meshed with the upper edge of the chain; the second tensioning wheel is meshed with the outer side of the upper edge of the chain; the first tensioning wheel and the second tensioning wheel are matched with each other to tension the first chain.

Furthermore, the tensioning assembly also comprises at least one supporting wheel arranged on the outer side of the lower edge of the chain and a third tensioning wheel arranged between the upper edge of the chain and the lower edge of the chain and meshed with the lower edge of the chain; and the third tensioning wheel and the supporting wheel are mutually matched for tensioning the first chain.

Furthermore, a second through hole is formed in the plate surface of the mounting plate, which is close to one side of the first tensioning wheel; the tensioning assembly also comprises a connecting piece which is arranged at one end of the adjusting rod and is used for connecting the mounting plate; a third through hole is formed in the connecting piece; and the fixing pin penetrates through the second through hole and the third through hole to connect the mounting plate with the connecting piece.

Furthermore, the tensioning assembly also comprises an adjusting nut arranged at the upper end of the adjusting rod for locking and a spring arranged between the adjusting nut and the supporting plate; the spring is sleeved on the adjusting rod.

Further, a transmission assembly is arranged in the conveying channel; the transmission assembly comprises a driving shaft and a supporting roller arranged in parallel with the driving shaft; the driving wheel is connected with the driving shaft.

Further, the gap bridge housing further comprises a second wall part which is arranged adjacent to the first wall part, and at least one access window for accessing the transmission assembly is arranged on the second wall part; and a detachable baffle is arranged at the position of the access window.

The utility model also provides a full-feeding type crawler belt harvester which is provided with the gap bridge assembly device.

After the technical scheme is adopted, the utility model has the following positive effects: according to the utility model, the avoidance port is arranged on the transmission shield to avoid the tensioning assembly, the transmission shield is mounted to protect the transmission device, meanwhile, the sufficient space is provided for mounting the tensioning device, and the adjusting end of the tensioning device is arranged at the avoidance port, so that the adjustment is convenient.

Drawings

The utility model is described in further detail below with reference to the following figures and detailed description:

FIG. 1 is a schematic structural diagram of a gap bridge assembly device according to the present invention.

Fig. 2 is a schematic structural diagram of the gap bridge assembly device of the present invention with the transmission shield removed.

Fig. 3 is a partially enlarged view of a portion a of fig. 2.

FIG. 4 is a schematic structural view of another perspective of the gap bridge assembly apparatus of the present invention.

Fig. 5 is a partially enlarged view of fig. 4 at B.

FIG. 6 is a schematic view of the internal structure of the conveying passage of the gap bridge assembly device of the present invention.

Fig. 7 is a schematic view of the structure of the mounting plate of the present invention.

Fig. 8 is a schematic view of the connector structure of the present invention.

The reference numbers illustrate:

the bridge housing 1, a first wall part 1-1, a second wall part 1-2, an access window 1-2-1, a third wall part 1-3, a sliding groove 1-4 and an adjusting seat 1-5;

a transmission component 2, a tensioning component 2-1, an adjusting rod 2-1-1, a first tensioning wheel 2-1-2, a supporting plate 2-1-3, a mounting plate 2-1-4, a first mounting hole 2-1-4-1, a second mounting hole 2-1-4-2, a second through hole 2-1-4-3, a second tensioning wheel 2-1-5, a supporting wheel 2-1-6, a third tensioning wheel 2-1-7, an adjusting nut 2-1-8, a spring 2-1-9, a supporting shaft 2-1-10, a connecting piece 2-1-11, a third through hole 2-1-11-1, a driving wheel 2-2, a driven wheel 2-3, a connecting piece, A first chain 2-4, an upper side 2-4-1 and a lower side 2-4-2;

the device comprises a transmission shield 3, an avoidance port 3-1, a transverse plate 3-2 and a vertical plate 3-3;

a transmission component 4, a driving shaft 4-1 and a supporting roller 4-2.

Detailed Description

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

For the sake of simplicity, the drawings only schematically show the parts relevant to the present invention, and they do not represent the actual structure as a product. In addition, in order to make the drawings concise and understandable, components having the same structure or function in some of the drawings are only schematically illustrated or only labeled. In this document, "one" means not only "only one" but also a case of "more than one".

It should be further understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items.

In this context, it is to be understood that, unless otherwise explicitly stated or limited, the terms "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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In addition, in the description of the present application, the terms "first", "second", and the like are used only for distinguishing the description, and are not intended to indicate or imply relative importance.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description will be made with reference to the accompanying drawings. It is obvious that the drawings in the following description are only some examples of the utility model, and that for a person skilled in the art, other drawings and embodiments can be derived from them without inventive effort.

Embodiments of the present invention are described in further detail below with reference to the accompanying drawings of the specification.

(example 1)

Referring to fig. 1 to 3, a gap bridge assembly device includes: gap bridge shell 1, transmission assembly 2, transmission guard 3 and transmission assembly. 4, a conveying channel for conveying materials is arranged in the gap bridge shell 1, the gap bridge shell 1 comprises a first wall part 1-1, and the conveying assembly 4 is arranged in the conveying channel; the transmission assembly 2 is arranged on the first wall part 1-1; the transmission assembly 2 comprises at least one tensioning assembly 2-1 arranged on the first wall part 1-1; the transmission shield 3 is covered on the transmission assembly 2, and an avoiding opening 3-1 for avoiding the tensioning assembly 2-1 is arranged on the transmission shield 3. Wherein, the gap bridge shell 1 is of a frame type structure. The avoidance port 3-1 is formed in the transmission shield 3 to avoid the tensioning assembly 2-1, so that the transmission shield 3 can be installed to protect the transmission device 2, and meanwhile, the tensioning device 2-1 can be installed in enough space.

The transmission shield 3 comprises a transverse plate 3-2 arranged on the first wall part 1-1 and a vertical plate 3-3 arranged in an L shape with the transverse plate 3-2; the avoidance port 3-1 is arranged on the transverse plate 3-2. In the embodiment, the horizontal plate 3-2 and the vertical plate 3-3 are arranged at 90 degrees, and in other cases, other angles are also possible.

The tensioning assembly 2-1 shown in fig. 7 and 8 comprises an adjusting rod 2-1-1, a first tensioning wheel 2-1-2, a supporting plate 2-1-3, a mounting plate 2-1-4, a second tensioning wheel 2-1-5, an adjusting nut 2-1-8, a spring 2-1-9 and a supporting shaft 2-1-10. The supporting plate 2-1-3 is arranged at the avoidance opening 3-1 and is fixedly connected with the gap bridge shell 1, a first through hole is formed in the supporting plate 2-1-3, and the adjusting rod 2-1-1 is arranged in the first through hole and can move in the axis direction of the first through hole. The supporting shaft 2-1-10 is arranged on the first wall part 1-1, and the second tensioning wheel 2-1-5 is rotatably arranged on the supporting shaft 2-1-10. The mounting plate 2-1-4 comprises a first mounting hole 2-1-4-1 arranged at one end of the mounting plate 2-1-4 and a second mounting hole 2-1-4-2 arranged at the other end of the mounting plate 2-1-4, the first mounting hole 2-1-4-1 is sleeved on the support shaft 2-1-10, and the first tensioning wheel 2-1-2 is rotatably arranged in the second mounting hole 2-1-4-2. The adjusting rod 2-1-1 is connected to one side of the mounting plate 2-1-4 close to the first tensioning wheel 2-1-2. The adjusting nut 2-1-8 is arranged at the upper end of the adjusting rod 2-1-1 for locking, the spring 2-1-9 is arranged between the adjusting nut 2-1-8 and the supporting plate 2-1-3, and the spring 2-1-9 is sleeved on the adjusting rod 2-1-1. When the adjusting rod 2-1-1 moves upwards along the first through hole, the mounting plate 2-1-4 rotates upwards by taking the supporting shaft 2-1-10 as an axis, and the first tensioning wheel 2-1-2 moves upwards along with the mounting plate 2-1-4. When the adjusting rod 2-1-1 moves downwards along the first through hole, the mounting plate 2-1-4 rotates downwards by taking the supporting shaft 2-1-10 as an axis, and the first tensioning wheel 2-1-2 moves downwards along with the mounting plate 2-1-4.

In the embodiment, a second through hole 2-1-4-3 is formed in the plate surface of the mounting plate 2-1-4, which is close to one side of the first tensioning wheel 2-1-2, and the tensioning assembly 2-1 further comprises a connecting piece 2-1-11 which is arranged at one end of the adjusting rod 2-1-1 and used for connecting the mounting plate 2-1-4; the connecting piece 2-1-11 is provided with a third through hole 2-1-11-1, and the fixing pin penetrates through the second through hole 2-1-4-3 and the third through hole 2-1-11-1 to connect the mounting plate 2-1-4 with the connecting piece 2-1-11.

The transmission assembly 2 further comprises a driving wheel 2-2, a driven wheel 2-3 and a first chain 2-4 which is in fit connection with the driving wheel 2-2 and the driven wheel 2-3; the first chain 2-4 comprises an upper chain edge 2-4-1 and a lower chain edge 2-4-2; the first tensioning wheel 2-1-2 is arranged between the upper edge 2-4-1 of the chain and the lower edge 2-4-2 of the chain and is meshed with the upper edge 2-4-1 of the chain; the second tensioning wheel 2-1-5 is meshed with the outer side of the upper edge 2-4-1 of the chain; the first tensioning wheel 2-1-2 and the second tensioning wheel 2-1-5 are matched with each other to tension the first chain 2-4.

In order to further tension the first chain 2-4, the tensioning assembly 2-1 further comprises at least one supporting wheel 2-1-6 arranged outside the lower chain edge 2-4-2, and a third tensioning wheel 2-1-7 arranged between the upper chain edge 2-4-1 and the lower chain edge 2-4-2 and engaged with the lower chain edge 2-4-2; the third tensioning wheel 2-1-7 and the supporting wheel 2-1-6 are matched with each other for tensioning the first chain 2-4.

Referring to fig. 6, the transmission assembly 4 includes a driving shaft 4-1, a support roller 4-2 disposed in parallel with the driving shaft 4-1; the driving wheel 2-2 is connected with the driving shaft 4-1.

The gap bridge housing 1 further comprises a second wall part 1-2 arranged adjacent to the first wall part 1-1, and at least one access window 1-2-1 for accessing the transmission assembly 4 is arranged on the second wall part 1-2; the maintenance window 1-2-1 is provided with a detachable baffle.

In addition, referring to fig. 4 and 5, in the present embodiment, the bridge housing 1 further includes a third wall portion 1-3 disposed opposite to the first wall portion 1-1; the first wall portion 1-1 and the third wall portion 1-3 are provided with sliding grooves 1-4 at opposite positions, adjusting seats 1-5 are arranged in the sliding grooves 1-4 in a sliding mode, fastening pieces used for locking are arranged on the adjusting seats 1-5, and the supporting roller 4-2 is rotatably arranged on the adjusting seats 1-5.

When the tensioning device is used, tensioning adjustment is carried out in a forbidden state of the transmission device 2, when the tensioning degree of the first chain 2-4 is insufficient, the adjusting nut 2-1-8 is rotated to enable the adjusting rod 2-1-1 to move, the adjusting rod 2-1-1 is pulled upwards to drive the mounting plate 2-1-4 to rotate towards the direction close to the supporting plate 2-1-3, then the first tensioning wheel 2-1-2 on the supporting plate 2-1-3 pulls the first chain 2-4 upwards to achieve the effect of increasing the tensioning force, and the adjusting nut 2-1-8 is rotated to lock the adjusting rod 2-1-1 after the required tensioning degree is achieved.

When the tension of the first chain 2-4 is insufficient, the adjusting nut 2-1-8 is rotated to enable the adjusting rod 2-1-1 to move, the adjusting rod 2-1-1 is placed downwards to drive the mounting plate 2-1-4 to rotate towards the direction far away from the supporting plate 2-1-3, then the first tensioning wheel 2-1-2 on the supporting plate 2-1-3 releases the first chain 2-4 downwards, the effect of reducing the tension is achieved, and the adjusting nut 2-1-8 is rotated to lock the adjusting rod 2-1-1 after the required tension is achieved.

It will be apparent to those skilled in the art that various modifications and variations can be made to the above-described exemplary embodiments of the present invention without departing from the spirit and scope of the utility model. Thus, it is intended that the present invention cover the modifications and variations of this invention provided they come within the scope of the appended claims and their equivalents.

Claims

1. A bridge assembly apparatus, comprising:

the bridge housing (1), a conveying channel for conveying materials is arranged in the bridge housing (1), and the bridge housing (1) comprises a first wall part (1-1);

a transmission assembly (2), said transmission assembly (2) being arranged on said first wall portion (1-1); the transmission assembly (2) comprises at least one tensioning assembly (2-1) arranged on the first wall part (1-1);

the transmission shield (3), the transmission shield (3) cover is located on the transmission assembly (2), be provided with on the transmission shield (3) and be used for dodging dodge mouthful (3-1) of dodging of tensioning subassembly (2-1).

2. The gap bridge assembly device according to claim 1, wherein the transmission shield (3) comprises a transverse plate (3-2) arranged on the first wall portion (1-1) and a vertical plate (3-3) arranged in an L shape with the transverse plate (3-2); the avoidance opening (3-1) is arranged on the transverse plate (3-2).

3. Bridge assembly arrangement according to claim 1, wherein the tensioning element (2-1) comprises an adjusting lever (2-1-1) and a support plate (2-1-3) fixedly connected to the first wall part (1-1); the supporting plate (2-1-3) is provided with a first through hole; the adjusting rod (2-1-1) is arranged in the first through hole and can move in the axial direction of the first through hole; the tensioning assembly (2-1) further comprises a mounting plate (2-1-4), a first tensioning wheel (2-1-2), a supporting shaft (2-1-10) arranged on the first wall portion (1-1) and a second tensioning wheel (2-1-5) rotatably arranged on the supporting shaft (2-1-10); the mounting plate (2-1-4) comprises a first mounting hole (2-1-4-1) arranged at one end of the mounting plate (2-1-4) and a second mounting hole (2-1-4-2) arranged at the other end of the mounting plate (2-1-4); the first mounting hole (2-1-4-1) is sleeved on the support shaft (2-1-10), and the first tensioning wheel (2-1-2) is rotatably arranged in the second mounting hole (2-1-4-2); the adjusting rod (2-1-1) is connected to one side, close to the first tensioning wheel (2-1-2), of the mounting plate (2-1-4); when the adjusting rod (2-1-1) moves upwards along the first through hole, the mounting plate (2-1-4) rotates upwards by taking the supporting shaft (2-1-10) as an axis, and the first tensioning wheel (2-1-2) moves upwards along with the mounting plate (2-1-4); when the adjusting rod (2-1-1) moves downwards along the first through hole, the mounting plate (2-1-4) rotates downwards by taking the supporting shaft (2-1-10) as an axis, and the first tensioning wheel (2-1-2) moves downwards along with the mounting plate (2-1-4).

4. The gap bridge assembly device according to claim 3, wherein the transmission component (2) further comprises a driving wheel (2-2), a driven wheel (2-3) and a first chain (2-4) which is in fit connection with the driving wheel (2-2) and the driven wheel (2-3); the first chain (2-4) comprises an upper chain edge (2-4-1) and a lower chain edge (2-4-2); the first tensioning wheel (2-1-2) is arranged between the upper edge (2-4-1) of the chain and the lower edge (2-4-2) of the chain and is meshed with the upper edge (2-4-1) of the chain; the second tensioning wheel (2-1-5) is meshed with the outer side of the upper edge (2-4-1) of the chain; the first tensioning wheel (2-1-2) and the second tensioning wheel (2-1-5) are matched with each other to tension the first chain (2-4).

5. The gap bridge assembly device according to claim 4, wherein the tension assembly (2-1) further comprises at least one support wheel (2-1-6) disposed outside the lower chain edge (2-4-2) and a third tension wheel (2-1-7) disposed between the upper chain edge (2-4-1) and the lower chain edge (2-4-2) and engaged with the lower chain edge (2-4-2); the third tensioning wheel (2-1-7) and the supporting wheel (2-1-6) are matched with each other for tensioning the first chain (2-4).

6. The gap bridge assembly device according to claim 3, wherein the plate surface of the mounting plate (2-1-4) close to the first tension wheel (2-1-2) is provided with a second through hole (2-1-4-3); the tensioning assembly (2-1) further comprises a connecting piece (2-1-11) which is arranged at one end of the adjusting rod (2-1-1) and is used for connecting the mounting plate (2-1-4); a third through hole (2-1-11-1) is formed in the connecting piece (2-1-11); the fixing pin penetrates through the second through hole (2-1-4-3) and the third through hole (2-1-11-1) to enable the mounting plate (2-1-4) to be connected with the connecting piece (2-1-11).

7. The gap bridge assembly device according to claim 3, wherein the tension component (2-1) further comprises an adjusting nut (2-1-8) arranged at the upper end of the adjusting rod (2-1-1) for locking and a spring (2-1-9) arranged between the adjusting nut (2-1-8) and the supporting plate (2-1-3); the spring (2-1-9) is sleeved on the adjusting rod (2-1-1).

8. Bridge assembly arrangement according to claim 4, wherein a transport element (4) is arranged in the transport channel; the transmission assembly (4) comprises a driving shaft (4-1) and a supporting roller (4-2) arranged in parallel with the driving shaft (4-1); the driving wheel (2-2) is connected with the driving shaft (4-1).

9. The bridge assembly arrangement as claimed in claim 8, wherein the bridge housing (1) further comprises a second wall portion (1-2) arranged adjacent to the first wall portion (1-1), the second wall portion (1-2) being provided with at least one access opening (1-2-1) for access to the transmission component (4); the maintenance window (1-2-1) is provided with a detachable baffle.

10. A full-feed crawler harvester having the gap bridge assembly arrangement of any one of claims 1-9.