CN217003039U - Double-flexible-shaft transmission control system of mining dump truck and mining dump truck - Google Patents
Double-flexible-shaft transmission control system of mining dump truck and mining dump truck Download PDFInfo
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- CN217003039U CN217003039U CN202123193507.8U CN202123193507U CN217003039U CN 217003039 U CN217003039 U CN 217003039U CN 202123193507 U CN202123193507 U CN 202123193507U CN 217003039 U CN217003039 U CN 217003039U
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 52
- 238000005065 mining Methods 0.000 title claims abstract description 41
- 239000000428 dust Substances 0.000 claims description 26
- 238000010586 diagram Methods 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 5
- 230000009977 dual effect Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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Abstract
A double-flexible-shaft transmission control system of a mining dump truck comprises a control lever, a manipulator assembly, a gear selecting flexible shaft assembly, a gear shifting flexible shaft assembly, a gear selecting rocker arm, a gear shifting rocker arm and a transmission, wherein the control lever is connected with the manipulator assembly, the manipulator assembly is in linkage connection with the gear selecting flexible shaft assembly and the gear shifting flexible shaft assembly respectively, one end, far away from the manipulator assembly, of the gear selecting flexible shaft assembly is connected to the gear selecting rocker arm, the gear selecting rocker arm is connected with a gear selecting shaft of the transmission, one end, far away from the manipulator assembly, of the gear shifting flexible shaft assembly is connected to the gear shifting rocker arm, and the gear shifting rocker arm is connected with a gear shifting shaft of the transmission. The double-flexible-shaft transmission control system of the mining dump truck disclosed by the utility model has the advantages that the gear selection and the gear shifting are separated and move without mutual restriction, and the driving comfort of a driver is improved. The utility model also provides a mining dump truck.
Description
Technical Field
The utility model relates to the technical field of transmission control systems, in particular to a double-flexible-shaft transmission control system of a mining dump truck and the mining dump truck.
Background
The remote control system of the gearbox is in the types of double-rod remote control, single-rod remote control, pneumatic power-assisted control and the like, and the double-flexible-shaft remote control belongs to one of the double-rod remote control. For a double-rod remote control system used at the present stage, when the gear selecting movement and the gear shifting movement are carried out, the gear selecting flexible shaft and the gear shifting flexible shaft work simultaneously, and the manipulator does not adopt a fully closed form, so that the problems of unclear gear selecting and shifting feeling, dust and muddy water entering into the manipulator, higher requirements on assembly and debugging and the like exist.
SUMMERY OF THE UTILITY MODEL
In view of the above, the utility model provides a double-flexible-shaft transmission control system for a mining dump truck, which has the advantages that gear selection and gear shifting are carried out separately without mutual restriction, and the driving comfort of a driver is improved.
A double-flexible-shaft transmission control system of a mining dump truck comprises a control lever, a manipulator assembly, a gear selecting flexible shaft assembly, a gear shifting flexible shaft assembly, a gear selecting rocker arm, a gear shifting rocker arm and a transmission, wherein the control lever is connected with the manipulator assembly, the manipulator assembly is respectively in linkage connection with the gear selecting flexible shaft assembly and the gear shifting flexible shaft assembly, one end, far away from the manipulator assembly, of the gear selecting flexible shaft assembly is connected to the gear selecting rocker arm, the gear selecting rocker arm is connected with a gear selecting shaft of the transmission, one end, far away from the manipulator assembly, of the gear shifting flexible shaft assembly is connected to the gear shifting rocker arm, and the gear shifting rocker arm is connected with a gear shifting shaft of the transmission.
In an embodiment of the present invention, the manipulator assembly includes a linkage seat, a gear selecting mounting arm and a gear shifting mounting arm, the control rod is connected to the linkage seat, the gear selecting mounting arm is linked between the linkage seat and the gear selecting flexible shaft assembly, and the gear shifting mounting arm is linked between the linkage seat and the gear shifting flexible shaft assembly; when the operating lever is pushed along a first direction, the linkage seat drives the gear selecting flexible shaft assembly to move through the gear selecting mounting arm to realize gear selection; when the operating rod is pushed along the second direction, the linkage seat drives the gear shifting flexible shaft assembly to move through the gear shifting mounting arm so as to realize gear shifting.
In an embodiment of the present invention, the manipulator assembly further includes a return spring, the return spring is connected between the linkage seat and the gear selecting and mounting arm, and the return spring can drive the gear selecting and mounting arm to move and return by means of an elastic force.
In an embodiment of the present invention, the manipulator assembly further includes a dust-proof housing, one side of the dust-proof housing is provided with a first connection hole and a second connection hole, the linkage seat is fixed on the dust-proof housing, ends of the selection mounting arm and the shift mounting arm, which are away from the linkage seat, are arranged in the dust-proof housing, the selection flexible shaft assembly passes through the first connection hole and is connected with the selection mounting arm, and the shift flexible shaft assembly passes through the second connection hole and is connected with the shift mounting arm.
In an embodiment of the utility model, the double-flexible-shaft transmission control system of the mining dump truck further comprises a fixing plate and a dust cover, wherein a first through hole is formed in the fixing plate, the dust cover is fixedly connected to one side of the fixing plate, the linkage seat penetrates through the first through hole, one end of the dust cover covers the linkage seat and is fixed on the fixing plate, and a second through hole through which the control rod penetrates is formed in the other end of the dust cover.
In an embodiment of the utility model, the double-flexible-shaft transmission control system of the mining dump truck further comprises a handle, the handle is connected to the end of the control lever, and the end of the handle is fixed in the second through hole of the dust cover.
In an embodiment of the present invention, the handle includes a connecting end connected to the operating rod, an outer wall of the connecting end is provided with a plurality of annular grooves, and the connecting end is fixed in the second through hole in an interference fit with the dust cover through the annular grooves.
In an embodiment of the utility model, the dual-flexible-shaft transmission control system of the mining dump truck further comprises a flexible shaft support, the flexible shaft support is fixedly connected to the transmission, and the gear selecting flexible shaft assembly and the gear shifting flexible shaft assembly are connected to the flexible shaft support.
In an embodiment of the present invention, the flexible shaft bracket is connected to a first U-shaped bolt and a second U-shaped bolt, the first U-shaped bolt is used for fixing the gear selecting flexible shaft assembly on the flexible shaft bracket, and the second U-shaped bolt is used for fixing the gear shifting flexible shaft assembly on the flexible shaft bracket.
The utility model also provides a mining dump truck which comprises the double-flexible-shaft transmission control system of the mining dump truck.
The double-flexible-shaft transmission control system of the mining dump truck provided by the utility model shifts gears through the matching of the gear shifting flexible shaft assembly and the gear shifting rocker arm and selects gears through the matching of the gear selecting flexible shaft assembly and the gear selecting rocker arm, namely, separate motions of selecting and shifting are realized without mutual restriction, so that a larger optimization space is provided for selecting, shifting and operating force, more reasonable selecting and shifting stroke and operating force are obtained, the human engineering is better and reasonable, and the driving comfort of a driver is increased.
Drawings
FIG. 1 is a schematic side view of a dual flexible shaft transmission control system of a mining dump truck according to the present invention;
FIG. 2 is a partial top view schematic diagram of the dual flexible shaft transmission operating system of the mining dump truck of the utility model;
FIG. 3 is a perspective view of the manipulator assembly of the present invention;
FIG. 4 is a side view schematic of the manipulator assembly of FIG. 3;
FIG. 5 is a schematic top view of the manipulator assembly of FIG. 3;
FIG. 6 is a cross-sectional structural schematic view of the manipulator assembly shown in FIG. 3;
FIG. 7 is a schematic view of the disassembled structure of the manipulator assembly, the fixed plate, the dust cover and the operating rod of the present invention.
Detailed Description
The utility model provides a double-flexible shaft transmission control system of a mining dump truck.
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to facilitate understanding of those skilled in the art, the present invention provides a specific implementation process of the technical solution provided by the present invention through the following embodiments.
FIG. 1 is a schematic side view of a dual-flexible-shaft transmission control system of a mining dump truck of the utility model, FIG. 2 is a schematic partial top view of the dual-flexible-shaft transmission control system of the mining dump truck of the utility model, as shown in fig. 1 and fig. 2, the dual-flexible shaft transmission control system of the mining dump truck comprises a control lever 11, a controller assembly 12, a gear selecting flexible shaft assembly 131, a gear shifting flexible shaft assembly 132, a gear selecting rocker arm 141, a gear shifting rocker arm 142 and a transmission 15, wherein the control lever 11 is connected with the controller assembly 12, the controller assembly 12 is respectively in linkage connection with the gear selecting flexible shaft assembly 131 and the gear shifting flexible shaft assembly 132, one end of the gear selecting flexible shaft assembly 131, which is far away from the controller assembly 12, is connected to the gear selecting rocker arm 141, the gear selecting rocker arm 141 is connected to a gear selecting shaft 151 of the transmission 15, one end of the gear shifting flexible shaft assembly 132, which is far away from the controller assembly 12, is connected to the gear shifting rocker arm 142, and the gear shifting rocker arm 142 is connected to a gear shifting shaft 152 of the transmission 15.
When a gear needs to be selected, the operating lever 11 is pushed leftwards and rightwards, the operating lever 11 drives the manipulator assembly 12, the manipulator assembly 12 drives the gear selecting flexible shaft assembly 131 to realize pushing and pulling movement, and then the gear selecting rocker arm 141 is driven to rotate, so that a gear selecting shaft of the transmission 15 rotates, and a gear selecting function is realized.
When gear shifting is needed, the operating lever 11 is pushed forwards and backwards, the operating lever 11 drives the manipulator assembly 12, the manipulator assembly 12 drives the gear shifting flexible shaft assembly 132 to pull the gear shifting rocker 142 forwards or backwards to move, then the gear shifting shaft on the transmission 15 rotates, and then the shifting fork and the sliding sleeve are pushed, so that the gear shifting function is realized.
The double-flexible-shaft transmission control system of the mining dump truck disclosed by the utility model shifts gears by matching the gear shifting flexible shaft assembly 132 with the gear shifting rocker arm 142 and selects gears by matching the gear selecting flexible shaft assembly 131 with the gear selecting rocker arm 141, namely, the gear selecting and shifting are moved separately without mutual restriction, so that a larger optimization space is provided for the stroke selecting, shifting and controlling force, more reasonable stroke selecting, shifting and controlling force are obtained, the human engineering is better and more reasonable, and the driving comfort of a driver is increased.
Further, fig. 3 is a schematic perspective structure diagram of the manipulator assembly of the present invention, fig. 4 is a schematic side view structure diagram of the manipulator assembly shown in fig. 3, fig. 5 is a schematic top view structure diagram of the manipulator assembly shown in fig. 3, fig. 6 is a schematic cross-sectional structure diagram of the manipulator assembly shown in fig. 3, please refer to fig. 1 to 6, the manipulator assembly 12 includes a linkage seat 121, a gear selecting mounting arm 122 and a gear shifting mounting arm 123, the operating lever 11 is connected with the linkage seat 121, the gear selecting mounting arm 122 is connected between the linkage seat 121 and the gear selecting flexible shaft assembly 131 in a linkage manner, and the gear shifting mounting arm 123 is connected between the linkage seat 121 and the gear shifting flexible shaft assembly 132 in a linkage manner; when the operating lever 11 is pushed in the first direction, the linkage seat 121 drives the gear selecting flexible shaft assembly 131 to move through the gear selecting mounting arm 122 to realize gear selection; when the operating rod 11 is pushed in the second direction, the linkage seat 121 drives the shifting flexible shaft assembly 132 to move through the shifting mounting arm 123 to realize shifting. In this embodiment, the first direction and the second direction form an included angle with each other, for example, the included angle between the first direction and the second direction is 90 °, preferably, the first direction is a direction in which the operating lever 11 swings left and right, when the operating lever 11 is pushed to swing left and right along the first direction, the linkage seat 121 drives the gear selection mounting arm 122 to move forward and backward, so that the gear selection flexible shaft assembly 131 realizes pushing and pulling movements; the second direction is the direction of the operating lever 11 swinging back and forth, when the operating lever 11 is pushed to swing back and forth along the second direction, the linkage seat 121 drives the gear shifting mounting arm 123 to move back and forth, so that the gear shifting flexible shaft assembly 132 moves back and forth or forward and backward.
Further, the linkage base 121 includes a first linkage member 1211 and a second linkage member 1212, the first linkage member 1211 is movably connected to the second linkage member 1212, an axial direction of the first linkage member 1211 is perpendicular to an axial direction of the second linkage member 1212, the first linkage member 1211 is connected to the shift mounting arm 123; one end of the second link 1212 is provided with a mounting hole 103 for mounting the operating lever 11, and the other end of the second link 1212 is fixedly connected to the shift mounting arm 123.
Further, as shown in fig. 5, the manipulator assembly 12 further includes a return spring 124, the return spring 124 is connected between the linkage seat 121 and the gear selecting and mounting arm 122, and the return spring 124 can drive the gear selecting and mounting arm 122 to move and return by means of the elastic force. In the present embodiment, the return spring 124 is connected between the gear selection mounting arm 122 and the first link 1211, so that the gear selection has a return flexibility.
Further, referring to fig. 3 to fig. 6, the manipulator assembly 12 further includes a dust-proof housing 125, a first connection hole 101 and a second connection hole 102 are disposed on one side of the dust-proof housing 125, the linkage seat 121 is fixed on the dust-proof housing 125, one ends of the selection and shift mounting arm 122 and the shift mounting arm 123 far away from the linkage seat 121 are disposed in the dust-proof housing 125, the selection and shift flexible shaft assembly 131 penetrates through the first connection hole 101 to be connected with the selection and shift mounting arm 122, and the shift flexible shaft assembly 132 penetrates through the second connection hole 102 to be connected with the shift mounting arm 123. The dust cover 125 of the present invention effectively prevents dust and muddy water from entering the interior thereof, which is advantageous for increasing the service life of the manipulator assembly 12.
Further, fig. 7 is a schematic structural diagram of the manipulator assembly, the fixing plate, the dust cover and the control lever of the mining dump truck, as shown in fig. 1 and 7, the dual flexible shaft transmission control system further includes a fixing plate 16 and a dust cover 17, a first through hole (not shown) is formed in the fixing plate 16, the dust cover 125 is fixedly connected to one side of the fixing plate 16, the linkage seat 121 is arranged to penetrate through the first through hole, one end of the dust cover 17 covers the linkage seat 121 and is fixed on the fixing plate 16, and a second through hole for the control lever 11 to penetrate through is formed in the other end of the dust cover 17. The fixing plate 16 may be fixed to the floor of the cab and the fixing plate 16 is sealed against the floor of the cab to prevent dust from entering the cab. In this embodiment, the linkage seat 121, the gear selecting mounting arm 122 and the gear shifting mounting arm 123 of the manipulator assembly 12 are all located in the dust cover 17 and the dust-proof housing 125, and are in a fully enclosed environment, so that dust and muddy water can be effectively prevented from entering the manipulator assembly 12.
Further, as shown in fig. 7, the dual-flexible-shaft transmission control system of the mining dump truck further comprises a handle 18, the handle 18 is connected to the end of the control lever 11, and the end of the handle 18 is fixed in a second through hole of the dust cover 17. In this embodiment, the handle 18 has a threaded hole (not shown) at an end thereof, the operating rod 11 has an external thread at an end thereof, and the handle 18 is threadedly coupled to the operating rod 11 through the threaded hole.
Further, the handle 18 includes a connecting end 181 connected to the operating rod 11, an outer wall of the connecting end 181 is provided with a plurality of annular grooves 104, and the connecting end 181 is fixed in the second through hole in an interference fit with the dust cover 17 through the annular grooves 104.
Further, as shown in fig. 1 and 2, the dual-flexible-shaft transmission control system of the mining dump truck further comprises a flexible shaft support 19, the flexible shaft support 19 is fixedly connected to the transmission 15, and the gear selecting flexible shaft assembly 131 and the gear shifting flexible shaft assembly 132 are connected to the flexible shaft support 19.
Further, the flexible shaft bracket 19 is connected with a first U-shaped bolt (not shown) and a second U-shaped bolt (not shown), the first U-shaped bolt is used for fixing the gear selecting flexible shaft assembly 131 on the flexible shaft bracket 19, and the second U-shaped bolt is used for fixing the gear shifting flexible shaft assembly 132 on the flexible shaft bracket 19.
The utility model also relates to a mining dump truck which comprises the double-flexible-shaft transmission control system of the mining dump truck.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention. The various features described in the foregoing detailed description may be combined in any suitable manner without departing from the scope of the utility model. The utility model is not described in detail in order to avoid unnecessary repetition.
Claims (10)
1. The control system is characterized by comprising a control lever, a manipulator assembly, a gear selecting flexible shaft assembly, a gear shifting flexible shaft assembly, a gear selecting rocker arm, a gear shifting rocker arm and a transmission, wherein the control lever is connected with the manipulator assembly, the manipulator assembly is respectively in linkage connection with the gear selecting flexible shaft assembly and the gear shifting flexible shaft assembly, one end of the gear selecting flexible shaft assembly, far away from the manipulator assembly, is connected with the gear selecting rocker arm, the gear selecting rocker arm is connected with a gear selecting shaft of the transmission, one end of the gear shifting flexible shaft assembly, far away from the manipulator assembly, is connected with the gear shifting rocker arm, and the gear shifting rocker arm is connected with a gear shifting shaft of the transmission.
2. The dual-flexible shaft transmission control system of the mining dump truck as claimed in claim 1, wherein the manipulator assembly comprises a linkage seat gear-selecting mounting arm and a gear-shifting mounting arm, the control rod is connected with the linkage seat, the gear-selecting mounting arm is in linkage connection between the linkage seat and the gear-selecting flexible shaft assembly, and the gear-shifting mounting arm is in linkage connection between the linkage seat and the gear-shifting flexible shaft assembly; when the operating lever is pushed along a first direction, the linkage seat drives the gear selecting flexible shaft assembly to move through the gear selecting mounting arm to realize gear selection; when the operating rod is pushed along the second direction, the linkage seat drives the gear shifting flexible shaft assembly to move through the gear shifting mounting arm so as to realize gear shifting.
3. The dual-flexible-shaft transmission control system of the mining dump truck as claimed in claim 2, wherein the manipulator assembly further comprises a return spring, the return spring is connected between the linkage seat and the gear selection mounting arm, and the return spring can drive the gear selection mounting arm to move and return by means of elasticity.
4. The dual-flexible-shaft transmission control system of the mining dump truck as claimed in claim 2, wherein the controller assembly further comprises a dust-proof housing, one side of the dust-proof housing is provided with a first connection hole and a second connection hole, the linkage seat is fixed on the dust-proof housing, one ends of the gear-selecting mounting arm and the gear-shifting mounting arm, which are far away from the linkage seat, are arranged in the dust-proof housing, the gear-selecting flexible-shaft assembly penetrates through the first connection hole to be connected with the gear-selecting mounting arm, and the gear-shifting flexible-shaft assembly penetrates through the second connection hole to be connected with the gear-shifting mounting arm.
5. The dual-flexible shaft transmission control system of the mining dump truck as claimed in claim 4, wherein the dual-flexible shaft transmission control system of the mining dump truck further comprises a fixing plate and a dust cover, a first through hole is formed in the fixing plate, the dust cover is fixedly connected to one side of the fixing plate, the linkage seat penetrates through the first through hole, one end of the dust cover covers the linkage seat and is fixed on the fixing plate, and a second through hole through which the control rod penetrates is formed in the other end of the dust cover.
6. The dual-flexible shaft transmission control system of the mining dump truck as recited in claim 5, characterized in that the dual-flexible shaft transmission control system of the mining dump truck further comprises a handle, the handle is connected to an end of the control lever, and an end of the handle is fixed in the second through hole of the dust cover.
7. The dual-flexible-shaft transmission control system of the mining dump truck as claimed in claim 6, wherein the handle comprises a connecting end connected with the control lever, a plurality of annular grooves are formed in the outer wall of the connecting end, and the connecting end is fixed in the second through hole in an interference fit with the dust cover through the annular grooves.
8. The dual-flexible-shaft transmission control system of the mining dump truck as recited in claim 1, further comprising a flexible-shaft support, wherein the flexible-shaft support is fixedly connected to the transmission, and the gear selecting flexible-shaft assembly and the gear shifting flexible-shaft assembly are connected to the flexible-shaft support.
9. The dual-flexible-shaft transmission control system of the mining dump truck as recited in claim 8, wherein the flexible shaft bracket is connected with a first U-shaped bolt and a second U-shaped bolt, the first U-shaped bolt is used for fixing the gear selecting flexible shaft assembly on the flexible shaft bracket, and the second U-shaped bolt is used for fixing the gear shifting flexible shaft assembly on the flexible shaft bracket.
10. A mining dump truck is characterized by comprising the double-flexible-shaft transmission control system of the mining dump truck as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123193507.8U CN217003039U (en) | 2021-12-17 | 2021-12-17 | Double-flexible-shaft transmission control system of mining dump truck and mining dump truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123193507.8U CN217003039U (en) | 2021-12-17 | 2021-12-17 | Double-flexible-shaft transmission control system of mining dump truck and mining dump truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217003039U true CN217003039U (en) | 2022-07-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123193507.8U Active CN217003039U (en) | 2021-12-17 | 2021-12-17 | Double-flexible-shaft transmission control system of mining dump truck and mining dump truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217003039U (en) |
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2021
- 2021-12-17 CN CN202123193507.8U patent/CN217003039U/en active Active
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