CN220523203U - Metal belt type continuously variable transmission - Google Patents
Metal belt type continuously variable transmission Download PDFInfo
- Publication number
- CN220523203U CN220523203U CN202322221011.XU CN202322221011U CN220523203U CN 220523203 U CN220523203 U CN 220523203U CN 202322221011 U CN202322221011 U CN 202322221011U CN 220523203 U CN220523203 U CN 220523203U
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- China
- Prior art keywords
- transmission
- metal belt
- heat dissipation
- heat
- continuously variable
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 66
- 239000002184 metal Substances 0.000 title claims abstract description 43
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 43
- 230000017525 heat dissipation Effects 0.000 claims abstract description 30
- 238000001816 cooling Methods 0.000 claims abstract description 23
- 238000009423 ventilation Methods 0.000 claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 238000010521 absorption reaction Methods 0.000 claims abstract description 16
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 30
- 229910052742 iron Inorganic materials 0.000 claims description 15
- 238000009434 installation Methods 0.000 claims description 5
- 230000002146 bilateral effect Effects 0.000 claims 3
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 239000000428 dust Substances 0.000 description 7
- 238000001914 filtration Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 230000003749 cleanliness Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
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- General Details Of Gearings (AREA)
Abstract
The utility model relates to the technical field of speed changers, and discloses a metal belt type stepless speed changer, which comprises a speed changer shell, wherein a driving belt pulley, a metal belt and a driven belt pulley are arranged in the speed changer shell, the driving belt pulley and the driven belt pulley are in transmission connection through the metal belt, heat dissipation and cooling mechanisms are symmetrically arranged on two sides of an inner cavity of the speed changer shell, each heat dissipation and cooling mechanism comprises two heat absorption fins. The utility model adopts the matching of the heat absorption fins, the metal heat conduction fins and the heat dissipation rods, so that the heat in the transmission is conveniently transferred to the outside of the transmission, the temperature in the transmission is reduced, the ventilation and heat dissipation in the transmission are conveniently realized through the matching of the ventilation and heat dissipation ports, the mounting frame and the air filter screen, the temperature in the transmission is further reduced, the temperature of the internal mechanism of the transmission is conveniently reduced, the service life of the internal mechanism of the transmission is prolonged, and the frequency of replacement or maintenance is reduced.
Description
Technical Field
The utility model relates to the technical field of transmissions, in particular to a metal belt type continuously variable transmission.
Background
The metal belt type stepless speed variator is mainly composed of a starting clutch, a planetary gear mechanism, a stepless speed change mechanism, a control system and an intermediate speed reducing mechanism. The variable speed transmission part of the continuously variable transmission is formed by a V-shaped groove formed by a fixed part and a movable part of a driven working wheel and is meshed with a metal conveyor belt. When the movable parts of the active and passive working wheels axially move, the radius of gyration of the conveyor belt is changed, thereby changing the transmission ratio. The axial movement of the movable wheel is continuously regulated by a hydraulic control system according to the use requirement of the automobile, so that stepless variable transmission is realized.
When the existing metal belt type continuously variable transmission works, the metal belt can transmit power to the driven wheel through friction between the metal belt and the driving wheel, and after the existing metal belt type continuously variable transmission works for a period of time, the friction between the metal belt and the driving wheel can also generate high temperature, so that the metal belt works in a high-temperature environment for a long time. The existing metal belt type continuously variable transmission is often not provided with a heat dissipation mechanism, once the working time is too long and the temperature is too high, the damage of the internal mechanism of the continuously variable transmission is easily accelerated due to poor heat dissipation, the service life of the continuously variable transmission is further influenced, and the frequency of replacement or maintenance is increased.
Disclosure of Invention
In order to overcome the above-mentioned drawbacks of the prior art, the present utility model provides a metal belt type continuously variable transmission to solve the above-mentioned problems of the prior art.
The utility model provides the following technical scheme: the utility model provides a metal belt type continuously variable transmission, includes the derailleur casing, the internally mounted of derailleur casing has driving pulley, strap and driven pulley, be connected through the strap transmission between driving pulley and the driven pulley, the both sides symmetry of derailleur casing inner chamber is equipped with heat dissipation cooling mechanism, heat dissipation cooling mechanism is including the heat absorption fin, the quantity of heat absorption fin is two, two the heat absorption fin symmetry sets up in the both sides of derailleur casing inner chamber, the both sides symmetry fixedly connected with metal conducting strip of derailleur shells inner wall, one side fixedly connected with of heat absorption fin is in one side of metal conducting strip, ventilation cooling mouth has been seted up to the both sides symmetry of derailleur casing, ventilation cooling mouth's quantity is a plurality of the inside all movable sleeve of ventilation cooling mouth has installed the frame, the inside fixedly connected with air filter screen of installation frame, the both sides symmetry fixedly connected with locating piece of ventilation cooling mouth inner wall, one side overlap joint of installation frame is in one side of locating piece, one side of locating piece has seted up the constant head tank.
Further, the both sides fixedly connected with radiating rod of derailleur casing, the quantity of radiating rod is a plurality of, and is a plurality of radiating rod even distribution is in the both sides of derailleur casing, the one end of radiating rod extends to the inside of derailleur casing and fixed connection at the opposite side of metal conducting strip.
Further, one side of the installation frame is symmetrically and fixedly connected with a limiting iron block, and the outer wall of the limiting iron block is movably inserted into the positioning groove.
Further, a magnetic block is fixedly inlaid on one side of the inner cavity of the positioning groove, and one side of the magnetic block is magnetically connected to one side of the limiting iron block.
Further, two L-shaped mounting frames are symmetrically and fixedly connected to the other side of the mounting frame, one side of each L-shaped mounting frame is lapped on the outer wall of the transmission shell, a bolt is connected to the L-shaped mounting frame in a threaded mode, and one end of the bolt is connected to the outer wall of the transmission shell in a threaded mode.
The utility model has the technical effects and advantages that:
1. the utility model adopts the matching of the heat absorption fins, the metal heat conduction fins and the heat dissipation rods, so that the heat in the transmission is conveniently transferred to the outside of the transmission, the temperature in the transmission is reduced, the ventilation and heat dissipation in the transmission are conveniently realized through the matching of the ventilation and heat dissipation ports, the mounting frame and the air filter screen, the temperature in the transmission is further reduced, the temperature of the internal mechanism of the transmission is conveniently reduced, the service life of the internal mechanism of the transmission is prolonged, and the frequency of replacement or maintenance is reduced.
2. According to the utility model, the mounting frame is matched with the air filter screen, so that external dust can be conveniently filtered at the ventilation and heat dissipation port, the external dust can be prevented from entering the interior of the transmission through the ventilation and heat dissipation port, the mounting frame and the air filter are conveniently and fixedly mounted in the ventilation and heat dissipation port through the matching of the L-shaped mounting frame, the bolts, the positioning blocks, the positioning grooves, the magnetic blocks and the limiting iron blocks, and meanwhile, the mounting frame is also conveniently detached, the dust on the air filter screen can be conveniently cleaned later, and the cleanliness of the air filter screen is maintained.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
FIG. 2 is a schematic cross-sectional top view of the transmission housing of the present utility model.
FIG. 3 is a schematic partial cross-sectional view of a transmission housing of the present utility model.
Fig. 4 is an enlarged schematic view of the structure at a in the present utility model.
The reference numerals are: 1. a transmission housing; 2. a driving pulley; 3. a metal belt; 4. a driven pulley; 5. a heat dissipation cooling mechanism; 51. a heat absorbing fin; 52. a metal heat conductive sheet; 53. a heat dissipation rod; 54. a ventilation heat dissipation port; 55. a mounting frame; 56. an air filter screen; 57. an L-shaped mounting rack; 58. a bolt; 59. a positioning block; 591. a positioning groove; 592. a magnetic block; 593. and limiting the iron block.
Detailed Description
The embodiments of the present utility model will be described more fully hereinafter with reference to the accompanying drawings, in which the configurations of the present utility model are shown by way of illustration only, and a metal belt type continuously variable transmission according to the present utility model is not limited to the configurations shown in the following embodiments, but all other embodiments obtained by one skilled in the art without any inventive effort are within the scope of the present utility model.
Embodiment one:
as shown in fig. 1-4, a metal belt type continuously variable transmission comprises a transmission shell 1, wherein a driving pulley 2, a metal belt 3 and a driven pulley 4 are arranged in the transmission shell 1, the driving pulley 2 and the driven pulley 4 are in transmission connection through the metal belt 3, heat dissipation and cooling mechanisms 5 are symmetrically arranged on two sides of an inner cavity of the transmission shell 1, the heat dissipation and cooling mechanisms 5 comprise heat absorption fins 51, the number of the heat absorption fins 51 is two, the two heat absorption fins 51 are symmetrically arranged on two sides of the inner cavity of the transmission shell 1, metal heat conducting fins 52 are symmetrically and fixedly connected on two sides of the inner wall of the transmission shell 1, one side of each heat absorption fin 51 is fixedly connected on one side of each metal heat conducting fin 52, ventilation and heat dissipation openings 54 are symmetrically formed on two sides of the transmission shell 1, heat dissipation rods 53 are fixedly connected on two sides of the transmission shell 1, the number of the heat dissipation rods 53 is multiple, the heat dissipation rods 53 are uniformly distributed on two sides of the transmission shell 1, and one end of each heat dissipation rod 53 extends to the inner side of the transmission shell 1 and is fixedly connected on the other side of each metal heat conducting fin 52.
In this embodiment, through the cooperation of heat absorption fin 51 and metal conducting strip 52, be convenient for absorb the heat that the derailleur during operation produced to on with heat transfer to a plurality of heat dissipation poles 53, dispel the heat through a plurality of heat dissipation poles 53, simultaneously through the setting of a plurality of ventilation cooling mouths 54, ventilate the heat dissipation to the derailleur, and then reduce the inside temperature of derailleur during operation, make be convenient for carry out the cooling protection to derailleur internal mechanism, increase its life, reduce the frequency of changing or maintenance.
Embodiment two:
as shown in fig. 1-4, the inside of a plurality of ventilation cooling ports 54 has all movably sleeved with the installing frame 55, the inside fixedly connected with airstrainer 56 of installing frame 55, the both sides symmetry fixedly connected with locating piece 59 of ventilation cooling port 54 inner wall, one side overlap joint of installing frame 55 is in one side of locating piece 59, the constant head tank 591 has been seted up to one side of locating piece 59, one side symmetry fixedly connected with spacing iron plate 593 of installing frame 55, the outer wall activity grafting of spacing iron plate 593 is in one side fixed the inlaying of constant head tank 591 inner chamber of constant head tank 591 has magnetic path 592, one side magnetic path 592 is magnetic connection in one side of spacing iron plate 593, the opposite side symmetry fixedly connected with two L-shaped mounting brackets 57 of installing frame 55, one side overlap joint of L-shaped mounting bracket 57 is in the outer wall of derailleur casing 1, threaded connection has bolt 58 on the L-shaped mounting bracket 57, one end threaded connection of bolt 58 is in the outer wall of derailleur casing 1.
In this embodiment, through the setting of airstrainer 56, be convenient for filter the dust to ventilation cooling mouth 54 department, prevent that the dust from getting into the inside of derailleur, through the setting of locating piece 59, be convenient for fix a position one side of installing frame 55, and insert the inside of locating piece 59 one side constant head tank 591 through spacing iron plate 593, make simultaneously between magnetic path 592 and the spacing iron plate 593 magnetic adsorption be in the same place, be convenient for fix installing frame 55 in ventilation cooling mouth 54's inside, and through the setting of bolt 58, can be with L shape mounting bracket 57 fixed mounting on derailleur casing 1, further fix installing frame 55 and airstrainer 56, increase the stability of installing frame 55 and airstrainer 56 in ventilation cooling mouth 54 inside.
In summary, as shown in fig. 1-4, in use, the metal belt type continuously variable transmission can absorb heat generated by the driving pulley 2, the metal belt 3 and the driven pulley 4 in the transmission housing 1 through the heat absorbing fins 51, and transfer the heat to the plurality of heat dissipating rods 53 through the metal heat conducting fins 52, meanwhile, the heat is dissipated to the outside through the plurality of heat dissipating rods 53, and the heat dissipating holes 54 are ventilated and dissipated, so as to reduce the temperature in the transmission when in operation, and the air filtering net 56 filters dust at the ventilating and dissipating holes 54, and when the mounting frame 55 and the air filtering net 56 are detached, one end of the bolt 58 is firstly removed from the outer wall of the transmission housing 1 and the L-shaped mounting frame 57, and a worker pulls the mounting frame 55 and the air filtering net 56 through the L-shaped mounting frame 57, the mounting frame 55 drives one side of the limiting iron block 593 to be separated from the magnetic block 592, and the limiting iron block 593 is moved out of the inside of the positioning groove 591, so that the mounting frame 55 and the air filtering net 56 can be taken out from the inside the ventilating and dissipating holes 54, and the dust on the air filtering net 56 can be cleaned conveniently.
The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;
secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;
finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
Claims (5)
1. The utility model provides a metal belt type continuously variable transmission, includes derailleur casing (1), its characterized in that, internally mounted of derailleur casing (1) has driving pulley (2), strap (3) and driven pulley (4), be connected through strap (3) transmission between driving pulley (2) and driven pulley (4), the bilateral symmetry of derailleur casing (1) inner chamber is equipped with heat dissipation cooling mechanism (5), heat dissipation cooling mechanism (5) are including heat absorption fin (51), the quantity of heat absorption fin (51) is two, two heat absorption fin (51) symmetry sets up in the both sides of derailleur casing (1) inner chamber, the bilateral symmetry fixedly connected with metal conducting strip (52) of derailleur casing (1) inner wall, one side fixedly connected with of heat absorption fin (51) is in one side of metal conducting strip (52), the bilateral symmetry of derailleur casing (1) has seted up ventilation cooling mouth (54), the quantity of ventilation cooling mouth (54) is a plurality of inside movable frame (55) that cup joints mouth (54), the inside of installation frame (55) is all movable, inside of installation (55) is connected with ventilation cooling mouth (56) inner wall (59) fixed connection ventilation locating piece (59), one side of the mounting frame (55) is lapped on one side of the positioning block (59), and a positioning groove (591) is formed in one side of the positioning block (59).
2. A metal belt type continuously variable transmission according to claim 1, wherein: the transmission comprises a transmission shell (1), wherein radiating rods (53) are fixedly connected to the two sides of the transmission shell (1), the radiating rods (53) are multiple in number, the radiating rods (53) are uniformly distributed on the two sides of the transmission shell (1), and one end of each radiating rod (53) extends to the inside of the transmission shell (1) and is fixedly connected to the other side of each metal heat conducting fin (52).
3. A metal belt type continuously variable transmission according to claim 1, wherein: one side of the mounting frame (55) is symmetrically and fixedly connected with a limiting iron block (593), and the outer wall of the limiting iron block (593) is movably inserted into the positioning groove (591).
4. A metal belt type continuously variable transmission according to claim 1, wherein: one side of the inner cavity of the positioning groove (591) is fixedly embedded with a magnetic block (592), and one side of the magnetic block (592) is magnetically connected with one side of the limiting iron block (593).
5. A metal belt type continuously variable transmission according to claim 1, wherein: two L-shaped mounting frames (57) are symmetrically and fixedly connected to the other side of the mounting frame (55), one side of each L-shaped mounting frame (57) is lapped on the outer wall of the transmission shell (1), a bolt (58) is connected to the L-shaped mounting frame (57) in a threaded mode, and one end of each bolt (58) is connected to the outer wall of the transmission shell (1) in a threaded mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322221011.XU CN220523203U (en) | 2023-08-17 | 2023-08-17 | Metal belt type continuously variable transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322221011.XU CN220523203U (en) | 2023-08-17 | 2023-08-17 | Metal belt type continuously variable transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220523203U true CN220523203U (en) | 2024-02-23 |
Family
ID=89931994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322221011.XU Active CN220523203U (en) | 2023-08-17 | 2023-08-17 | Metal belt type continuously variable transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220523203U (en) |
-
2023
- 2023-08-17 CN CN202322221011.XU patent/CN220523203U/en active Active
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| GR01 | Patent grant |