CN202597673U - Double-rod control mechanism of transmission - Google Patents
Double-rod control mechanism of transmission Download PDFInfo
- Publication number
- CN202597673U CN202597673U CN 201220151793 CN201220151793U CN202597673U CN 202597673 U CN202597673 U CN 202597673U CN 201220151793 CN201220151793 CN 201220151793 CN 201220151793 U CN201220151793 U CN 201220151793U CN 202597673 U CN202597673 U CN 202597673U
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- CN
- China
- Prior art keywords
- bar
- speed changer
- arm
- gear
- block selecting
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- Expired - Fee Related
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Abstract
The utility model discloses a double-rod control mechanism of a transmission. The double-rod control mechanism for transmissions comprises a control rod, a first gear selection arm, a first gear shifting arm, a second gear selection arm and a second gear shifting arm, wherein one ends of the first gear selection arm and the first gear shifting arm are both connected with the control rod; one ends of the second gear selection arm and the second gear shifting arm are both connected with the transmission; the double-rod control mechanism for transmissions also comprises first rods, second rods and third rods in pairs; one ends of the first rods are respectively hinged with the other ends of the first gear selection arm and the first gear shifting arm; the other ends of the first rods are respectively hinged with one ends of the second rods; the other ends of the second rods are respectively hinged with one ends of the third rods; the other ends of the third rods are respectively hinged with the other ends of the second gear selection arm and the second gear shifting arm; the first and third rods are arranged along the axial direction of the transmission; the second rods are arranged along the transverse direction of the transmission; and the second rods pass through a fixed member to be fixed and rotate relative to the fixed member. According to the double-rod control mechanism of the transmission, the arrangement manner of the transmission is flexible and the transfer efficiency of control force is higher.
Description
Technical field
The utility model relates to a kind of transmission control, particularly, relates to remote-controlled pair of lever operation mechanism of a kind of speed changer.
Background technique
In the vehicle of common manual shift operation, the driver carries out block selecting and gearshift through joystick, thereby realizes the variable speed operation of speed changer.Transmission control generally comprises operating handle, block selecting arm and gear arm, and transmission control generally comprises three types of direct manipulation formula, remote connecting rod control type and remote flexible axle control types.
Wherein, in remote connecting rod control type, whether separately can be divided into two kinds of double rod type and single lever-type according to the block selecting axle and the gearshift axle of speed changer.In light bus, speed changer mainly adopts the double rod type operating mechanism, and the two lever operation mechanisms of speed changer load efficiency is high, gearshift power is little, handles good hand touch, and gear is clear, uses reliably, makes whole system light flexibly.
In the two lever operation mechanisms of speed changer, be connected with link gearing respectively between the block selecting arm of operating handle and the block selecting arm of speed changer and between the gear arm of operating handle and the shift of transmission arm.Because the good rigidly of connecting rod, the transmission efficiency of steering force is higher, has feel preferably when block selecting and shift control.But, because operating handle and the block selecting arm of speed changer, the same side that gear arm need be positioned at the axis of speed changer, could realize being connected and transmission of block selecting arm, gear arm of operating handle and speed changer.Thereby; When the block selecting arm of operating handle and speed changer, relative both sides that gear arm is positioned at speed changer; Block selecting arm, the gear arm of operating handle and speed changer can't be connected through connecting rod, cause carrying out transmission, thereby the layout of speed changer on car load are restricted; Make that the installation of speed changer is dumb, adaptability is relatively poor.
Therefore, need a kind of flexible arrangement, the adaptability two lever operation mechanisms of speed changer preferably.
The model utility content
The purpose of the utility model provides the two lever operation mechanisms of a kind of speed changer; The two lever operation mechanisms of this speed changer make the block selecting arm of operating handle and speed changer, the relative both sides of axis that gear arm is positioned at speed changer; The arrangement of speed changer is flexible; And the transmission efficiency of steering force is higher, and it is clear to handle gear.
To achieve these goals; The utility model provides a kind of speed changer two lever operation mechanisms; The two lever operation mechanisms of this speed changer comprise operating handle, the first block selecting arm, first gear arm, the second block selecting arm and second gear arm; Said operating handle is connected with an end of the said first block selecting arm, and said operating handle is connected with an end of said first gear arm, and an end of the said second block selecting arm all is connected with said speed changer with an end of said second gear arm; Wherein, Said transmission control also comprises first bar, second bar and the 3rd bar of paired setting, and the other end of an end of said first bar and the other end of the said first block selecting arm, said first gear arm is hinged correspondingly, and an end of the other end of said first bar and said second bar is hinged correspondingly; One end of the other end of said second bar and said the 3rd bar is hinged correspondingly; The other end of the other end of the other end of said the 3rd bar and the said second block selecting arm, said second gear arm is hinged correspondingly, and the axial setting of the said speed changer of said first bar and said the 3rd bar edge, and said second bar is along the cross setting of said speed changer; Said second bar is fixed through fixed block, and said second bar passes said fixed block and can rotate with respect to said fixed block.
Preferably, said fixed block comprises housing and lining, and this housing is fixed on the said speed changer, and said lining is arranged in the said housing and said second bar passes said lining setting.
Preferably, said fixed block also comprises two end caps, and these two end caps are separately positioned on the two ends of said housing and seal said housing.
Preferably, the diameter of the part that is positioned at said lining of said second bar is greater than the diameter of remaining part, and said two end caps are resisted against the two ends of this part respectively.
Preferably; The two lever operation mechanisms of this speed changer also comprise four links; These four links are separately positioned on the two ends of said second bar; The other end of said first bar is hinged correspondingly through an end of two said links and said second bar, and the other end of said second bar is hinged correspondingly through an end of remaining two said link and said the 3rd bar.
Preferably, said hinged be bearing pin connection or ball-joint.
Pass through technique scheme; First bar, second bar and the 3rd bar are respectively two; And the three is connected to form two groups of linkage mechanisms successively accordingly; Respectively the first block selecting arm and the second block selecting arm and first gear arm and second gear arm are linked together thereby respectively organize linkage mechanism, make the gearshift of operating handle and the operation of choosing shelves be delivered to speed changer through two groups of linkage mechanisms respectively, realize gearshift and choosing shelves.
Because between the first block selecting arm and the second block selecting arm and all be connected between first gear arm and second gear arm through the first hinged bar, second bar and the 3rd bar; And the three forms the shape that is roughly U-shaped; The axial motion of first bar converts the rotation of second bar into, and the rotation of second bar drives the 3rd bar axial motion then, thereby the operating operation bar can produce corresponding block selecting and gear shift operation to speed changer; And make the operating handle of relative both sides of the axis be positioned at speed changer can be connected through bar with the second block selecting arm, second gear arm; The arrangement of speed changer is flexible, and the transmission efficiency of steering force is higher, and it is clear to handle gear.
Other feature and advantage of the utility model will partly specify in embodiment subsequently.
Description of drawings
Accompanying drawing is the further understanding that is used to provide the utility model, and constitutes the part of specification, is used to explain the utility model with following embodiment, but does not constitute the restriction to the utility model.In the accompanying drawings:
Fig. 1 is the schematic perspective view of the two lever operation mechanisms of speed changer of the mode of execution of the utility model;
Fig. 2 is the plan view of the two lever operation mechanisms of speed changer of the mode of execution of the utility model;
Fig. 3 is the plan view of the two lever operation mechanisms of speed changer of the mode of execution of the utility model;
Fig. 4 is the side view of the two lever operation mechanisms of speed changer of the mode of execution of the utility model; And
Fig. 5 is the partial sectional view of the two lever operation mechanisms of speed changer of the mode of execution of the utility model.
Description of reference numerals
1 operating handle, 21 first block selecting arms
22 first gear arms, 31 second block selecting arms
32 second gear arms, 4 first bars
5 second bars 6 the 3rd bar
7 speed changers, 8 fixed blocks
81 housings, 82 linings
83 end caps, 9 links
Embodiment
Be elaborated below in conjunction with the embodiment of accompanying drawing to the utility model.Should be understood that embodiment described herein only is used for explanation and explains the utility model, is not limited to the utility model.
Shown in Fig. 1-4; The embodiment of the utility model provides a kind of speed changer two lever operation mechanisms; The two lever operation mechanisms of this speed changer comprise operating handle 1, the first block selecting arm 21, first gear arm 22, the second block selecting arm 31 and second gear arm 32; Said operating handle 1 is connected with an end of the said first block selecting arm 21; Said operating handle 1 is connected with an end of said first gear arm 22; One end of one end of the said second block selecting arm 31 and said second gear arm 32 all is connected with said speed changer 7, and wherein, said transmission control also comprises first bar 4, second bar 5 and the 3rd bar 6 of paired setting; The other end of one end of said first bar 4 and the other end of the said first block selecting arm 21, said first gear arm 22 is hinged correspondingly; One end of the other end of said first bar 4 and said second bar 5 is hinged correspondingly, and an end of the other end of said second bar 5 and said the 3rd bar 6 is hinged correspondingly, and the other end of the other end of said the 3rd bar 6 and the said second block selecting arm 31, the other end of said second gear arm 32 are hinged correspondingly; And said first bar 4 and of the axial setting of said the 3rd bar 6 along said speed changer 7; Said second bar 5 is along the cross setting of said speed changer 7, and said second bar 5 is fixing through fixed block 8, and said second bar 5 passes said fixed block 8 and can rotate with respect to said fixed block 8.
Owing to all be connected with the 3rd bar 6 between the first block selecting arm 21 and the second block selecting arm 31 and between first gear arm 22 and second gear arm 32 through hinged first bar 4, second bar 5; And the three forms the shape that is roughly U-shaped; The axial motion of first bar 4 converts the rotation of second bar 5 into; The rotation of second bar 5 drives 6 axial motions of the 3rd bar then; Thereby operating operation bar 1 can produce corresponding block selecting and gear shift operation to speed changer 7, and the operating handle 1 of relative both sides that is positioned at the axis of speed changer 7 can be connected through bar with the second block selecting arm 31, second gear arm 32, and the arrangement of speed changer 7 is flexible; And the transmission efficiency of steering force is higher, and it is clear to handle gear.
In order to prevent to wear and tear in second bar, 5 rotating process; As shown in Figure 5, preferably, said fixed block 8 comprises housing 81 and lining 82; This housing 81 is fixed on the said speed changer 7, and said lining 82 is arranged in the said housing 81 and said second bar 5 passes said lining 82 settings.Lining 82 can be processed by the material of softnesses such as rubber, resin, felt, is not easy to be worn to guarantee the part be contained in second bar 5 wherein, and rotates smooth and easyly, guarantees the smooth and easy of block selecting and gearshift.Housing 81 can be processed the shape with hollow cavity by the material of hard such as iron and steel, stainless steel; The hollow cavity body portion is used to hold lining 82; Housing 81 is used to protect its inner parts; And housing 81 can be fixed on the housing of speed changer 7 through fastening piece, on the parts around housing 81 also can be fixed on certainly, as long as convenient fixing.
As shown in Figure 5, in order to guarantee the sealing of fixed block 8, preferably, said fixed block 8 also comprises two end caps 83, and these two end caps 83 are separately positioned on the two ends of said housing 81 and seal said housing 81.Two end caps 83 can be fixed on the housing through fastening piece; Thereby make housing 81 form the space of sealing; Lining 82 holds within it, avoids causing the wearing and tearing of second bar 5 between extraneous impurity (the for example grains of sand) entering second bar 5 of etc.ing and the lining 82, thereby plays the effect of protecting second bar 5.
As shown in Figure 5, for second bar 5 is carried out axially locating, preferably, the diameter of the part that is positioned at said lining 82 of said second bar 5 is greater than the diameter of remaining part, and said two end caps 83 are resisted against the two ends of this part respectively.Second bar 5 forms multidiameter shaft; Through cooperating of the bigger part of two end caps 83 and the diameter of second bar 5; Thereby second bar 5 is carried out axially locating; Squint in the position of second bar 5 that prevents to shift gears in the process with block selecting operation, it is accurate to make gearshift and block selecting operate, and the gear of speed changer is clear.
As shown in Figure 1; In order to make the operation of operating handle 1 can pass to speed changer 7 more effectively; Preferably, the two lever operation mechanisms of this speed changer also comprise four links 9, and these four links 9 are separately positioned on the two ends of said second bar 5; The other end of said first bar 4 is hinged correspondingly through an end of two said links and said second bar 5, and the other end of said second bar 5 is hinged correspondingly with an end of said the 3rd bar 6 through remaining two said links 9.Link 9 can be various suitable shapes; For example planar or L shaped plate; The axial motion of first bar 4 converts the rotation of second bar 5 into through two links 9, and the rotation of second bar 5 converts the axial motion of the 3rd bar 6 into through remaining two link 9, thereby makes between any two easy to connect of bar 4, second bar 5 and the 3rd bar 6 of winning; Transmission of movement between the three is accurate, and the steering force transmission is better.
Hingedly can adopt various known modes, preferably, said hinged be that bearing pin connects or ball-joint.For example, for bearing pin connects, be ball-joint (promptly connecting) between the leverage of gear shift operation between the leverage of block selecting operation through bulb; Make the relative movement between each bar effectively to transmit; And the transmission of steering force is smooth and easy, the crooked or fracture of bar can not take place, and the direction of transfer of power is accurate.
More than combine accompanying drawing to describe the preferred implementation of the utility model in detail; But; The utility model is not limited to the detail in the above-mentioned mode of execution; In the technical conceive scope of the utility model, can carry out multiple simple variant to the technological scheme of the utility model, these simple variant all belong to the protection domain of the utility model.
Need to prove in addition; Each concrete technical characteristics described in above-mentioned embodiment under reconcilable situation, can make up through any suitable manner; For fear of unnecessary repetition, the utility model is to the explanation no longer separately of various possible compound modes.
In addition, also can carry out combination in any between the various mode of execution of the utility model, as long as its thought without prejudice to the utility model, it should be regarded as content disclosed in the utility model equally.
Claims (6)
1. two lever operation mechanisms of a speed changer; The two lever operation mechanisms of this speed changer comprise operating handle (1), the first block selecting arm (21), first gear arm (22), the second block selecting arm (31) and second gear arm (32); Said operating handle (1) is connected with an end of the said first block selecting arm (21); Said operating handle (1) is connected with an end of said first gear arm (22); One end of one end of the said second block selecting arm (31) and said second gear arm (32) all is connected with said speed changer (7); It is characterized in that; Said transmission control also comprises first bar (4), second bar (5) and the 3rd bar (6) of paired setting, and the other end of an end of said first bar (4) and the said first block selecting arm (21), the other end of said first gear arm (22) are hinged correspondingly, and an end of the other end of said first bar (4) and said second bar (5) is hinged correspondingly; One end of the other end of said second bar (5) and said the 3rd bar (6) is hinged correspondingly; The other end of the other end of the other end of said the 3rd bar (6) and the said second block selecting arm (31), said second gear arm (32) is hinged correspondingly, and the axial setting of said first bar (4) and said the 3rd bar (6) the said speed changer in edge (7), and said second bar (5) is along the cross setting of said speed changer (7); Said second bar (5) is fixing through fixed block (8), and said second bar (5) passes said fixed block (8) and can rotate with respect to said fixed block (8).
2. the two lever operation mechanisms of speed changer according to claim 1; It is characterized in that; Said fixed block (8) comprises housing (81) and lining (82); This housing (81) is fixed on the said speed changer (7), and said lining (82) is arranged in the said housing (81) and said second bar (5) passes said lining (82) setting.
3. the two lever operation mechanisms of speed changer according to claim 2 is characterized in that said fixed block (8) also comprises two end caps (83), and these two end caps (83) are separately positioned on the two ends of said housing (81) and seal said housing (81).
4. the two lever operation mechanisms of speed changer according to claim 3 is characterized in that the diameter of the part that is positioned at said lining (82) of said second bar (5) is greater than the diameter of remaining part, and said two end caps (83) are resisted against the two ends of this part respectively.
5. the two lever operation mechanisms of speed changer according to claim 1; It is characterized in that; The two lever operation mechanisms of this speed changer also comprise four links (9); These four links (9) are separately positioned on the two ends of said second bar (5), and the other end of said first bar (4) is hinged correspondingly through an end of two said links and said second bar (5), and the other end of said second bar (5) is hinged correspondingly with an end of said the 3rd bar (6) through remaining two said link (9).
6. according to the two lever operation mechanisms of any described speed changer among the claim 1-5, it is characterized in that said hinged be bearing pin connection or ball-joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220151793 CN202597673U (en) | 2012-04-11 | 2012-04-11 | Double-rod control mechanism of transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220151793 CN202597673U (en) | 2012-04-11 | 2012-04-11 | Double-rod control mechanism of transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202597673U true CN202597673U (en) | 2012-12-12 |
Family
ID=47315213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220151793 Expired - Fee Related CN202597673U (en) | 2012-04-11 | 2012-04-11 | Double-rod control mechanism of transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202597673U (en) |
-
2012
- 2012-04-11 CN CN 201220151793 patent/CN202597673U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121212 Termination date: 20170411 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |