CN219257071U - Transmission shaft structure of electric transmission mining vehicle - Google Patents
Transmission shaft structure of electric transmission mining vehicle Download PDFInfo
- Publication number
- CN219257071U CN219257071U CN202223273512.4U CN202223273512U CN219257071U CN 219257071 U CN219257071 U CN 219257071U CN 202223273512 U CN202223273512 U CN 202223273512U CN 219257071 U CN219257071 U CN 219257071U
- Authority
- CN
- China
- Prior art keywords
- shaft
- universal joint
- fork
- flange
- yoke
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Motor Power Transmission Devices (AREA)
Abstract
The utility model discloses a transmission shaft structure of an electric transmission mining vehicle, which comprises the following components: the universal joint comprises a flange yoke, a universal joint assembly, a first universal joint yoke, a clamp spring, a transmission shaft body, a second universal joint yoke, a cross shaft assembly and bolts; the universal joint assembly is movably connected with the flange yoke and the first universal joint yoke respectively, the universal joint assembly is positioned by using the clamp spring, the two ends of the transmission shaft body are rigidly connected with the first universal joint yoke and the second universal joint yoke respectively, the second universal joint yoke is movably connected with the cross shaft assembly, and the cross shaft assembly is positioned by using the bolt. The utility model solves the problem that the power on the electrically driven mining vehicle cannot be transmitted to the differential mechanism by the driving motor.
Description
Technical Field
The utility model belongs to the technical field of mining vehicles, and particularly relates to a transmission shaft structure of an electric transmission mining vehicle.
Background
The transmission shaft that present mining car used is used for being connected gearbox and reduction gear, and gearbox and reduction gear are all connected respectively through the cross axle in mining car transmission shaft's both ends, realize the transmission of power, and gearbox and reduction gear are connected with the interface form of same specification at the transmission shaft both ends, and this kind of connection application scope is narrow.
The mining vehicle driven by electricity is adopted, the gearbox is omitted, the mining vehicle is driven by the driving motor, and the traditional driving shaft is not applicable to connection between the driving motor and the differential mechanism any more because of the difference between the output end interface of the driving motor and the output end interface of the gearbox, so that power transmission from the driving motor to the differential mechanism can not be realized, and development of the mining vehicle driven by electricity is limited.
Meanwhile, the base of the conventional universal joint fork connected with the transmission shaft is a plane, the moving range of the cross shaft is smaller, interference between the cross shaft and the base of the universal joint fork is easy to occur under some extreme conditions, and the normal operation of the mining vehicle is influenced.
Disclosure of Invention
The utility model aims to provide a transmission shaft structure of an electric drive mining vehicle, which solves the problem that power on the electric drive mining vehicle cannot be transmitted to a differential mechanism by a drive motor.
In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:
an electric drive mining vehicle drive shaft structure includes: the universal joint comprises a flange yoke, a universal joint assembly, a first universal joint yoke, a clamp spring, a transmission shaft body, a second universal joint yoke, a cross shaft assembly and bolts; the universal joint assembly is movably connected with the flange yoke and the first universal joint yoke respectively, the universal joint assembly is positioned by using the clamp spring, the two ends of the transmission shaft body are rigidly connected with the first universal joint yoke and the second universal joint yoke respectively, the second universal joint yoke is movably connected with the cross shaft assembly, and the cross shaft assembly is positioned by using the bolt.
Further, the flange yoke includes: the flange yoke base is connected with the universal joint yoke base; the top of the flange fork base is provided with a first fork body, the first fork body is provided with a first fork body shaft hole, and the inner wall of the first fork body shaft hole is provided with a first positioning groove; the universal joint fork base is connected to the lower part of the flange fork base, the flange structure is arranged on the universal joint fork base, and a flange through hole is formed in the flange structure; the universal joint assembly includes: the end parts of the first short shaft, the second short shaft, the third short shaft and the fifth short shaft are respectively connected to the universal joint body, the first short shaft and the second short shaft are positioned on a first axis, the third short shaft and the fifth short shaft are positioned on a second axis, and the first axis and the second axis are vertical; the first short shaft and the second short shaft are respectively sleeved in two first fork shaft holes of the first fork body, the clamp springs are arranged in the first positioning grooves, and the two clamp springs are respectively positioned outside the first short shaft and the second short shaft; the first universal joint fork is provided with a second fork body, the second fork body is provided with a second fork body shaft hole, and the inner wall of the second fork body shaft hole is provided with a second positioning groove; the third short shaft and the fifth short shaft are respectively sleeved in two second fork shaft holes of the second fork, the clamp springs are arranged in the second positioning grooves, and the two clamp springs are respectively positioned outside the third short shaft and the fifth short shaft.
Further, the second universal joint fork is provided with the connection screw hole respectively in both sides, and the cross axle assembly includes: the cross shaft comprises a cross shaft body, a first shaft body, a second shaft body, a third shaft body and a fourth shaft body; the ends of the first shaft body, the second shaft body, the third shaft body and the fourth shaft body are respectively connected to the cross shaft body, the first shaft body and the second shaft body are positioned on the third shaft line, the third shaft body and the fourth shaft body are positioned on the fourth shaft line, and the third shaft line and the fourth shaft line are vertical; the first shaft body, the second shaft body, the third shaft body and the fourth shaft body are respectively sleeved with a shaft sleeve, and shaft sleeve through holes are respectively formed in two sides of the shaft sleeve; the cross shaft assembly is arranged on the outer side of the second universal joint fork, and a bolt penetrates through the shaft sleeve through hole to be connected to the connecting threaded hole, so that the cross shaft assembly is movably connected with the second universal joint fork.
Further, the two ends of the transmission shaft body are respectively welded and connected with the first universal joint fork and the second universal joint fork.
Further, the outside of the connecting threaded hole is provided with a positioning edge, and the positioning edge is provided with an opening.
Further, the universal joint fork base is provided with the coupling groove, and flange structure is located the coupling groove both sides, and flange structure bottom is provided with the location tooth.
Further, the top end of the first fork body is arc-shaped, and the top end of the second fork body is arc-shaped.
Further, the third shaft body and the fourth shaft body are connected with the rotating shaft of the differential mechanism by utilizing shaft sleeves and bolts, and the flange yoke base is connected with a power shaft of the driving motor through a flange structure.
Further, the clamp spring is provided with a clamp spring threaded hole at the end part, two sides of the connecting plate are respectively provided with a connecting plate through hole, and the screw penetrates through the connecting plate through hole to be connected to the clamp spring threaded hole.
The technical effects of the utility model include:
the utility model designs a novel transmission shaft structure of an electric drive mining vehicle, wherein one end of the transmission shaft structure is provided with a flange fork connected with a power output end of a driving motor, the other end of the transmission shaft structure is provided with a cross shaft assembly connected with a differential, the driving motor is connected with the differential through the flange fork and the cross shaft assembly at two ends of the transmission shaft structure of the electric drive mining vehicle, the power transmission is realized, the problem that the power on the electric drive mining vehicle cannot be transmitted to the differential through the driving motor is solved, the problem that the connection between the driving motor and the differential cannot be realized through the existing transmission shaft is solved, and a foundation is laid for further developing a new energy mining vehicle.
The flange fork is provided with a flange structure, and the connection with the power output ends of the driving motors with different interfaces can be realized through the flange structure, so that the flange fork has good applicability and universality; and the top end of the first fork body of the flange fork base is arc-shaped, and under the connection of the universal joint assembly, the first fork body with the top end being arc-shaped can rotate relative to the first universal joint fork, so that the movable range of the universal joint assembly movably connected with the flange fork is wider, and the running reliability of the transmission shaft is improved.
Drawings
FIG. 1 is a block diagram of a drive shaft structure of an electrically driven mining vehicle of the present utility model;
FIG. 2 is a block diagram of a flange yoke according to the present utility model;
FIG. 3 is a block diagram of a gimbal assembly of the present utility model;
FIG. 4 is a block diagram of a first yoke according to the present utility model;
FIG. 5 is a block diagram of a second yoke according to the present utility model;
FIG. 6 is a block diagram of a cross assembly of the present utility model;
fig. 7 is a structural view of a snap spring in the present utility model.
Detailed Description
The following description fully illustrates the specific embodiments of the utility model to enable those skilled in the art to practice and reproduce it.
As shown in fig. 1, the structure of the transmission shaft of the electric transmission mining truck in the utility model is shown.
An electric drive mining vehicle drive shaft structure includes: the universal joint comprises a flange yoke 1, a universal joint assembly 2, a first universal joint yoke 3, a clamp spring 4, a transmission shaft body 5, a second universal joint yoke 6, a cross shaft assembly 7 and a bolt 8; the universal joint assembly 2 is movably connected with the flange yoke 1 and the first universal joint yoke 3 respectively, the universal joint assembly 2 is positioned by using the clamp spring 4, two ends of the transmission shaft body 5 are rigidly connected with the first universal joint yoke 3 and the second universal joint yoke 6 respectively, the second universal joint yoke 6 is movably connected with the cross shaft assembly 7, and the cross shaft assembly 7 is positioned by using the bolt 8.
As shown in fig. 2, the structure of the flange yoke 1 according to the present utility model is shown.
The flange yoke 1 includes: the flange yoke base 11 and the yoke base 12 are connected to each other, and the flange yoke base 11 and the yoke base 12 are connected to each other.
The top of flange fork base 11 is provided with first fork body 13, and first fork body 13 top is convex, and first fork body 13 is provided with first fork body shaft hole 14, and first fork body shaft hole 14 inner wall is provided with first positioning groove 15.
The universal joint fork base 12 is connected to the lower portion of the flange fork base 11, the universal joint fork base 12 is provided with a connecting groove 16, flange structures 17 are arranged on two sides of the connecting groove 16, positioning teeth 18 are arranged on the bottom of the flange structures 17, and flange through holes 19 are formed in the flange structures 17.
The end of the power shaft of the driving motor is provided with a clamping strip, a shaft flange is arranged on the outer side of the clamping strip, the clamping strip is inserted into the connecting groove 16, a screw rod penetrates through a shaft flange through hole and a flange through hole 19 of the shaft flange, a nut is connected to the screw rod, the shaft flange is connected with the flange structure 17, and connection of the power shaft and the flange fork base 11 is achieved.
The shaft flange is provided with the flange tooth, and the flange tooth meshes with positioning tooth 18, can further give the power shaft location, through connecting groove 16, flange structure 17, the multiple location and the connecting action of positioning tooth 18 down, can effectively connect flange fork 1, power shaft, prevents to take place relative rotation, improves driving motor's power transmission efficiency.
As shown in fig. 3, the structure of the joint assembly 2 according to the present utility model is shown.
The universal joint assembly 2 includes: the end parts of the first short shaft 22, the second short shaft 23, the third short shaft 24 and the fifth short shaft 25 are respectively connected to the universal joint body 21, the first short shaft 22 and the second short shaft 23 are positioned on a first axis, the third short shaft 24 and the fifth short shaft 25 are positioned on a second axis, and the first axis and the second axis are vertical.
The first short shaft 22 and the second short shaft 23 are respectively sleeved in the two first fork shaft holes 14 of the first fork 13, the clamp springs 4 are arranged in the first positioning grooves 15, and the two clamp springs 4 are respectively positioned outside the first short shaft 22 and the second short shaft 23 to limit the first short shaft 22 and the second short shaft 23 and prevent movement.
As shown in fig. 4, the first yoke 3 according to the present utility model is shown in a structure.
The first universal joint fork 3 is provided with a second fork body 31, the top end of the second fork body 31 is arc-shaped, the second fork body 31 is provided with a second fork shaft hole 32, and the inner wall of the second fork shaft hole 32 is provided with a second positioning groove 33.
The third short shaft 24 and the fifth short shaft 25 are respectively sleeved in two second fork shaft holes 32 of the second fork 31, the clamp springs 4 are arranged in the second positioning grooves 33, and the two clamp springs 4 are respectively positioned outside the third short shaft 24 and the fifth short shaft 25 and limit the third short shaft 24 and the fifth short shaft 25 to prevent movement.
The end of the first universal joint fork 3 is welded with the transmission shaft body 5, a welding groove 34 is formed in the rear end of the first universal joint fork 3 in order to improve welding strength, the end of the transmission shaft body 5 is sleeved at the rear end of the first universal joint fork 3, the end of the transmission shaft body is opposite to the welding groove 34, and welding is conducted at the welding groove 34.
As shown in fig. 5, the second yoke 6 according to the present utility model is shown in a structure.
Two pairs of connecting threaded holes 61 are respectively arranged on two sides of the second universal joint fork 6, and the outer end part of the second universal joint fork 6 is welded and connected with the transmission shaft body 5. The outside of the connecting screw hole 61 is provided with a positioning edge 62, and the positioning edge 62 is provided with an opening 63.
As shown in fig. 6, the cross assembly 7 of the present utility model is shown in a block diagram.
The cross assembly 7 includes: a cross body 71, a first shaft body 72, a second shaft body 73, a third shaft body 74, and a fourth shaft body 75; the ends of the first shaft body 72, the second shaft body 73, the third shaft body 74 and the fourth shaft body 75 are respectively connected to the cross shaft body 71, the first shaft body 72 and the second shaft body 73 are positioned on a third axis, the third shaft body 74 and the fourth shaft body 75 are positioned on a fourth axis, and the third axis and the fourth axis are vertical; the first shaft body 72, the second shaft body 73, the third shaft body 74 and the fourth shaft body 75 are respectively sleeved with a shaft sleeve 76, shaft sleeve through holes 77 are respectively formed in two sides of the shaft sleeve 76, the cross shaft assembly 7 is located on the outer side of the second universal joint fork 6, the shaft sleeve 76 of the first shaft body 72 and the shaft body 73 is respectively located on two sides of the second universal joint fork 6, the connecting threaded holes 61 are aligned with the shaft sleeve through holes 77, bolts 8 penetrate through the shaft sleeve through holes 77 and are connected to the connecting threaded holes 61, and the cross shaft assembly 7 is movably connected with the second universal joint fork 6.
The third shaft body 74 and the fourth shaft body 75 are connected with the rotating shaft of the differential mechanism by utilizing the shaft sleeve 76 and the bolts 8, so that the movable connection between the cross shaft assembly 7 and the rotating shaft of the differential mechanism is realized.
As shown in fig. 7, the structure of the clip 4 according to the present utility model is shown.
The clamp spring 4 is provided with a clamp spring threaded hole 41 at the end part, two sides of the connecting plate are respectively provided with a connecting plate through hole, and a screw penetrates through the connecting plate through hole to be connected to the clamp spring threaded hole 41. The connection plate can prevent the snap spring 4 from being detached from the connection position.
The universal joint assembly 2 and the cross shaft assembly 7 are respectively and fixedly connected with the flange yoke 1 and the universal joint yoke 3 through the clamp springs 4, the cross shaft assembly 7 is fixedly connected with the second universal joint yoke 6 through the bolts 8, and the installation mode greatly increases the installation flexibility and is convenient to install.
The power transmission method of the transmission shaft structure of the electric transmission mining vehicle comprises the following specific steps:
step 1: when the vehicle runs, the driving motor starts to run, the driving motor is connected with the flange yoke 1, and the flange yoke 1 transmits the power of the driving motor to the transmission shaft body 5;
step 2: the transmission shaft body 5 is rigidly connected with the second universal joint fork 6, and the second universal joint fork 6 is movably connected with a rotating shaft of the differential mechanism through a cross shaft assembly 7; the transmission shaft body 5 transmits power to the differential mechanism, so that the driving motor transmits power to the differential mechanism, and power is provided for the rear driving wheel of the electrically-driven mining vehicle.
The terminology used herein is for the purpose of description and illustration only and is not intended to be limiting. As the present utility model may be embodied in several forms without departing from the spirit or essential attributes thereof, it should be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the metes and bounds of the claims, or equivalences of such metes and bounds are therefore intended to be embraced by the appended claims.
Claims (9)
1. An electric drive mining car transmission shaft structure, characterized by comprising: the universal joint comprises a flange yoke, a universal joint assembly, a first universal joint yoke, a clamp spring, a transmission shaft body, a second universal joint yoke, a cross shaft assembly and bolts; the universal joint assembly is movably connected with the flange yoke and the first universal joint yoke respectively, the universal joint assembly is positioned by using the clamp spring, the two ends of the transmission shaft body are rigidly connected with the first universal joint yoke and the second universal joint yoke respectively, the second universal joint yoke is movably connected with the cross shaft assembly, and the cross shaft assembly is positioned by using the bolt.
2. The electric mining vehicle drive shaft structure of claim 1, wherein the flange yoke comprises: the flange yoke base is connected with the universal joint yoke base; the top of the flange fork base is provided with a first fork body, the first fork body is provided with a first fork body shaft hole, and the inner wall of the first fork body shaft hole is provided with a first positioning groove; the universal joint fork base is connected to the lower part of the flange fork base, the flange structure is arranged on the universal joint fork base, and a flange through hole is formed in the flange structure; the universal joint assembly includes: the end parts of the first short shaft, the second short shaft, the third short shaft and the fifth short shaft are respectively connected to the universal joint body, the first short shaft and the second short shaft are positioned on a first axis, the third short shaft and the fifth short shaft are positioned on a second axis, and the first axis and the second axis are vertical; the first short shaft and the second short shaft are respectively sleeved in two first fork shaft holes of the first fork body, the clamp springs are arranged in the first positioning grooves, and the two clamp springs are respectively positioned outside the first short shaft and the second short shaft; the first universal joint fork is provided with a second fork body, the second fork body is provided with a second fork body shaft hole, and the inner wall of the second fork body shaft hole is provided with a second positioning groove; the third short shaft and the fifth short shaft are respectively sleeved in two second fork shaft holes of the second fork, the clamp springs are arranged in the second positioning grooves, and the two clamp springs are respectively positioned outside the third short shaft and the fifth short shaft.
3. The electric mining vehicle propeller shaft structure of claim 2, wherein the second universal joint fork is provided with connecting screw holes at both sides, respectively, and the cross shaft assembly comprises: the cross shaft comprises a cross shaft body, a first shaft body, a second shaft body, a third shaft body and a fourth shaft body; the ends of the first shaft body, the second shaft body, the third shaft body and the fourth shaft body are respectively connected to the cross shaft body, the first shaft body and the second shaft body are positioned on the third shaft line, the third shaft body and the fourth shaft body are positioned on the fourth shaft line, and the third shaft line and the fourth shaft line are vertical; the first shaft body, the second shaft body, the third shaft body and the fourth shaft body are respectively sleeved with a shaft sleeve, and shaft sleeve through holes are respectively formed in two sides of the shaft sleeve; the cross shaft assembly is arranged on the outer side of the second universal joint fork, and a bolt penetrates through the shaft sleeve through hole to be connected to the connecting threaded hole, so that the cross shaft assembly is movably connected with the second universal joint fork.
4. The transmission shaft structure of the electric transmission mining vehicle according to claim 3, wherein two ends of the transmission shaft body are respectively welded with the first universal joint fork and the second universal joint fork.
5. The electric mining vehicle transmission shaft structure of claim 3, wherein the outside of the connecting threaded hole is provided with a positioning edge, and the positioning edge is provided with an opening.
6. The transmission shaft structure of the electric transmission mining vehicle according to claim 2, wherein the universal joint fork base is provided with a connecting groove, the flange structure is positioned at two sides of the connecting groove, and positioning teeth are arranged at the bottom of the flange structure.
7. The electric mining vehicle drive shaft structure of claim 3, wherein the first prong top is circular arc shaped and the second prong top is circular arc shaped.
8. The transmission shaft structure of the electric transmission mining vehicle according to claim 3, wherein the third shaft body and the fourth shaft body are connected with a rotating shaft of the differential mechanism by using shaft sleeves and bolts, and the flange yoke base is connected with a power shaft of the driving motor by a flange structure.
9. The transmission shaft structure of the electric transmission mining truck according to claim 1, wherein the clamp springs are provided with clamp spring threaded holes at the ends, connecting plate through holes are respectively arranged at two sides of the connecting plate, and the screws penetrate through the connecting plate through holes and are connected to the clamp spring threaded holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223273512.4U CN219257071U (en) | 2022-12-07 | 2022-12-07 | Transmission shaft structure of electric transmission mining vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223273512.4U CN219257071U (en) | 2022-12-07 | 2022-12-07 | Transmission shaft structure of electric transmission mining vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219257071U true CN219257071U (en) | 2023-06-27 |
Family
ID=86873299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223273512.4U Active CN219257071U (en) | 2022-12-07 | 2022-12-07 | Transmission shaft structure of electric transmission mining vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219257071U (en) |
-
2022
- 2022-12-07 CN CN202223273512.4U patent/CN219257071U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100588588C (en) | Electric bicycle | |
| CN219257071U (en) | Transmission shaft structure of electric transmission mining vehicle | |
| CN205417165U (en) | Electric automobile driving axle assembly | |
| CN201836244U (en) | Coupling device for connecting engine of hybrid vehicle with generator shaft | |
| CN201396382Y (en) | Elastic coupling | |
| CN115978101A (en) | Transmission shaft structure of electric drive mining vehicle and power transmission method thereof | |
| CN213534678U (en) | Rail vehicle, driving device and gear box input shaft end mounting structure thereof | |
| CN204493416U (en) | A kind of driving motor of pure electric automobile axle | |
| CN2559162Y (en) | Integral output frame of eddy-current speed slower | |
| CN215886235U (en) | Oil changes electric fork truck gearbox connection structure | |
| CN221292811U (en) | Driving shaft assembly | |
| CN220410199U (en) | Trailer axle assembly | |
| CN116133886A (en) | Coaxial asynchronous electric drive system | |
| CN201900993U (en) | Integral motor-driven axle of electric vehicle | |
| CN219317472U (en) | New energy automobile transmission shaft | |
| CN214305179U (en) | Transmission structure with staggered tooth grooves in gear box | |
| CN214607041U (en) | Electric drive assembly and vehicle | |
| CN216768132U (en) | Anti-loosening output flange for automobile | |
| CN211820453U (en) | Automobile transmission device | |
| CN208855778U (en) | A kind of hybrid power automobile power assembly subpackage apparatus | |
| CN221367182U (en) | Driving steering wheel based on in-situ steering of construction robot | |
| CN219812047U (en) | Speed reduction driving device | |
| CN216886870U (en) | Locking directional accurate steering wheel connecting axle that moves | |
| CN210920004U (en) | Pull type output link mechanism | |
| CN219634985U (en) | Main speed-changing control welding joint |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |