CN204895145U - Force to lower category device - Google Patents
Force to lower category device Download PDFInfo
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- CN204895145U CN204895145U CN201520673880.9U CN201520673880U CN204895145U CN 204895145 U CN204895145 U CN 204895145U CN 201520673880 U CN201520673880 U CN 201520673880U CN 204895145 U CN204895145 U CN 204895145U
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- down latch
- mandatory down
- base
- plunger
- mandatory
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Abstract
The utility model relates to a force to lower category device, force to lower category device include base, locking knot, reinforcement spring, spacer pin, return spring and plunger, in the reload base that locking was detained, return spring cover is in the plunger, and return spring assembles with the plunger and arranges in the locating hole of base, the reinforcement spring assembly is on the spacer pin, and the spacer pin card goes into to set up in the tapered ring channel of taking of plunger, locking is withheld and is set up on the spacer pin. It can be solved the not enough problem of footboard production resistance, reminds the driver to slow down and traveles, increases the effect of initiative security, it increases initiative security solution through providing one kind, and this force to lower category device is built -in installation, can not influence the outward appearance aesthetic property of product, and it is difficult by the influence of dust particle thing, safe and reliable, convenient to use, low cost is fit for as the pressure of the suspension type electron footboard solution that lowers category.
Description
Technical field
The utility model belongs to automobile technical field, relates to a kind of mandatory down latch device.
Background technology
At present, the many existence of existing down-shift unit produce the inadequate problem of resistance to pedal, and chaufeur cannot be reminded to slow down traveling, do not have the effect increasing active safety.
The patent No. is " CN201010582793.4 ", notification number is " CN102103937A ", name is called the Chinese utility model patent of " electric downshift switching device for vehicles ", disclose a kind of electric downshift switching device for vehicles, comprise switch housing, casing cover, push rod, bracket, bracket spring, friction plate and extremity piece, described switch housing is cylindrical, its one end open and there is installing space, described casing cover Proximity switch shell aperture end inwall is fixed, the shell being in switch housing inside is stamped multiple footing and kerve intersects to form to circumferencial direction, described footing has the dip plane extended to form along cw or anticlockwise direction, described push rod can be arranged on the inside of switch housing movably along the direction, axis of switch housing, the top of described push rod is stretched out to the top of casing cover, the bottom of described push rod is valleys and circumferentially forms the driving surface connecting distribution continuously, described bracket can move along switch housing centerline direction and along the circumferential direction can be arranged on switch housing inside rotatably, the top of described bracket contacts with the driving surface of push rod, described bracket is provided with multiple tops pin at circumferencial direction with same intervals, described top pin is meshed to the corresponding kerve of casing cover, the dip plane of the bracket top pin contacted with described push rod driving surface is identical with the gradient of the dip plane at the base angle of casing cover, described bracket spring fitting is in the inside of described switch housing, one end of described bracket spring support by the bottom of switch housing, the other end of described bracket spring to be arranged in bracket spring groove and support by bracket, described friction plate is arranged on the inside of described bracket spring, one end of described friction plate is fixed on described switch housing, the other end contacts with described bracket, when described bracket moves down, described bracket spring is compressed, by the pressure of this bracket, the lug indentation to the inside of described friction plate, described extremity piece is arranged on friction plate inside, when the inside indentation of lug of described friction plate or when outwards recovering, described extremity piece realizes establishing by cable, close operation and open to control unit of engine transmission, OFF signal.Although this electric downshift switching device for vehicles can play the effect of downshift, it exists equally to the inadequate problem of pedal generation resistance, chaufeur cannot be reminded to slow down traveling, do not have the effect increasing active safety.
Number of patent application is " CN200680029982.0 ", publication number is " CN101242969 ", name is called the utility application of " the mandatory down latch device of accelerator pedal module ", disclose a kind of mandatory down latch device of accelerator pedal module, comprising one is bearing on bearing seat, the acceleration pedal that can be shifted between dead position and terminal location, a) this mandatory down latch device comprise at least one this acceleration pedal or this bearing seat recess in axially led, there is the executive component of at least one effect seamed edge, b) one is axially led in described recess, the wedge-shaped element with lozenges loaded by least one rolling body combined action and by least one stage clip with described executive component, wherein, c) when this acceleration pedal is operated until one determine some time, described executive component can be axially expressed in described recess and by its effect seamed edge by least one rolling body described from the lateral recess radial compression of described recess out and be squeezed in the lozenges of this wedge-shaped element.Although the mandatory down latch device of this accelerator pedal module can play the effect of downshift, it exists equally to the inadequate problem of pedal generation resistance, chaufeur cannot be reminded to slow down traveling, do not have the effect increasing active safety.
On the whole, much more existing down-shift unit, just can play the effect of simple downshift, cannot solve and produce the inadequate problem of resistance to pedal, chaufeur cannot be reminded to slow down traveling, not have the effect increasing active safety.
Utility model content
The purpose of this utility model is, provides a kind of mandatory down latch device, solves and produces the inadequate problem of resistance to pedal, reminds chaufeur to slow down traveling, increases the effect of active safety.
For achieving the above object, the utility model provides a kind of mandatory down latch device on the one hand, comprises base, tight locking button, reinforcement spring, locating dowel pin, pull back spring and plunger; The half of tight locking button loads in base; Pull back spring is enclosed within plunger, and pull back spring and plunger assembling are placed in the knock hole of base; Reinforcement spring is assemblied on locating dowel pin, and locating dowel pin snaps in the circular groove of the band tapering being arranged on plunger; Tight locking button press-in is arranged on locating dowel pin.
In above scheme preferably, base is provided with positive stop lug boss.
In above either a program preferably, the upper end of base is provided with semi-circular groove.
In above either a program preferably, base is provided with square breach on the side of semi-circular groove.
In above either a program preferably, square breach be arranged on semi-circular groove the right.
In above either a program preferably, the edge of base is provided with circular non through hole, and pull back spring and plunger are arranged in circular non through hole.
In above either a program preferably, circular non through hole is arranged on the right side edge place of base, and vertical direction is arranged.
In above either a program preferably, the bottom of circular non through hole is provided with through hole.
In above either a program preferably, base is provided with two vertical sides.
In above either a program preferably, the end face of base is set to plane.
In above either a program preferably, the bottom surface of base is set to trapezoidal.
In above either a program preferably, base is provided with two stepped side.
In above either a program preferably, tight locking button is set to elastic sheet structure.
In above either a program preferably, tight locking button is set to T-shaped.
In above either a program preferably, the vertical side of two bottoms of T-shaped tight locking button contacts with the positive stop lug boss of base and coordinates.
In above either a program preferably, the bottom of tight locking button is provided with oblique hook.
In above either a program preferably, oblique hook is provided with ledges terrace.
In above either a program preferably, the quantity of oblique hook is two.
In above either a program preferably, the ledges terrace on oblique hook contacts with base and coordinates.
In above either a program preferably, the both sides vertical inner wall of T-shaped tight locking button and the plane of the left and right sides, upper end all contact with base and coordinate.
In above either a program preferably, plunger is set to cylinder.
In above either a program preferably, the end face of plunger is set to plane.
In above either a program preferably, the both sides, upper end of plunger are provided with rounding and form cambered surface.
In above either a program preferably, the side of plunger is provided with dovetail groove.
In above either a program preferably, the side of plunger is provided with square groove.
In above either a program preferably, the center position of plunger is provided with the non-logical cylindrical hole of notch cuttype.
In above either a program preferably, the quantity of the non-logical cylindrical hole of notch cuttype is two.
In above either a program preferably, locating dowel pin is equipped with in dovetail groove.
In above either a program preferably, grease layer is provided with in square groove.
In above either a program preferably, the non-logical cylinder of notch cuttype comprises great circle post holes and small cylindrical opening.
In above either a program preferably, pull back spring is equipped with in great circle post holes.
The utility model provides a kind of installation method of mandatory down latch device on the other hand, comprises the following steps: the first step, tight locking button is partly loaded base, pull back spring is inserted in plunger, then spring and plunger assembling is put into the knock hole of base; Second step, assembling reinforcement spring and locating dowel pin, snap in the circular groove of band tapering of plunger by locating dowel pin; 3rd step, is pressed into tight locking button, the side of tight locking button and the positive stop lug boss of base is contacted.
Compared with prior art, the utility model has the following advantages:
The utility model provides a kind of mandatory down latch device, and it can solve and produce the inadequate problem of resistance to pedal, reminds chaufeur to slow down traveling, increases the effect of active safety; It is by providing a kind of increase active safety solution, and this mandatory down latch device is built-in installation, can not affect the cosmetic look of product; And not easily affected by dust granules thing, safe and reliable, easy to use, with low cost, be particularly suitable as the pressure downshift solution of suspension type electronic pedal.
Accompanying drawing explanation
Fig. 1 is the front view of an embodiment according to mandatory down latch device of the present utility model;
Fig. 2 is the lateral plan according to mandatory down latch device of the present utility model of embodiment in Fig. 1;
Fig. 3 is the front view of the base according to mandatory down latch device of the present utility model of embodiment in Fig. 1;
Fig. 4 is the birds-eye view of the base according to mandatory down latch device of the present utility model of embodiment in Fig. 1;
Fig. 5 is the upward view of the base according to mandatory down latch device of the present utility model of embodiment in Fig. 1;
Fig. 6 is the right elevation of the base according to mandatory down latch device of the present utility model of embodiment in Fig. 1;
Fig. 7 is the front view of the tight locking button according to mandatory down latch device of the present utility model of embodiment in Fig. 1;
Fig. 8 is the left view of the tight locking button according to mandatory down latch device of the present utility model of embodiment in Fig. 1;
Fig. 9 is the front view of the plunger according to mandatory down latch device of the present utility model of embodiment in Fig. 1;
Figure 10 is the left view of the plunger according to mandatory down latch device of the present utility model of embodiment in Fig. 1.
In figure, 1 is base, and 2 is tight locking button, and 3 is reinforcement spring, and 4 is locating dowel pin, and 5 is pull back spring, and 6 is plunger.
Detailed description of the invention
In order to understand the utility model better, below in conjunction with specific embodiment, the utility model is explained in detail.But, obviously can carry out different modification and remodeling to the utility model and not exceed the wider spirit and scope of the utility model of appended claims.Therefore, following examples have exemplary and hard-core implication.
Embodiment 1:
A kind of mandatory down latch device, comprises base 1, tight locking button 2, reinforcement spring 3, locating dowel pin 4, pull back spring 5 and plunger 6; The half of tight locking button 2 loads in base 1; Pull back spring 5 is enclosed within plunger 6, and pull back spring 5 and plunger 6 assembling are placed in the knock hole of base 1; Reinforcement spring 3 is assemblied on locating dowel pin 4, and locating dowel pin 4 snaps in the circular groove of the band tapering being arranged on plunger 6; Tight locking button 2 press-in is arranged on locating dowel pin 4.
Embodiment 2:
A kind of mandatory down latch device, similar to embodiment 1, difference is, base 1 is provided with positive stop lug boss.
Embodiment 3:
A kind of mandatory down latch device, similar to embodiment 2, difference is, the upper end of base 1 is provided with semi-circular groove.
Embodiment 4:
A kind of mandatory down latch device, similar to embodiment 3, difference is, base 1 is provided with square breach on the side of semi-circular groove.
Embodiment 5:
A kind of mandatory down latch device, similar to embodiment 4, difference is, square breach be arranged on semi-circular groove the right.
Embodiment 6:
A kind of mandatory down latch device, similar to embodiment 5, difference is, the edge of base 1 is provided with circular non through hole, and pull back spring 5 and plunger 6 are arranged in circular non through hole.
Embodiment 7:
A kind of mandatory down latch device, similar to embodiment 6, difference is, circular non through hole is arranged on the right side edge place of base 1, and vertical direction is arranged.
Embodiment 8:
A kind of mandatory down latch device, similar to embodiment 7, difference is, the bottom of circular non through hole is provided with through hole.
Embodiment 9:
A kind of mandatory down latch device, similar to embodiment 8, difference is, base 1 is provided with two vertical sides.
Embodiment 10:
A kind of mandatory down latch device, similar to embodiment 1, difference is, the end face of base 9 is set to plane.
Embodiment 11:
A kind of mandatory down latch device, similar to embodiment 10, difference is, the bottom surface of base 1 is set to trapezoidal.
Embodiment 12:
A kind of mandatory down latch device, similar to embodiment 11, difference is, base 1 is provided with two stepped side.
Embodiment 13:
A kind of mandatory down latch device, similar to embodiment 12, difference is, tight locking button 2 is set to elastic sheet structure.
Embodiment 14:
A kind of mandatory down latch device, similar to embodiment 13, difference is, tight locking button 2 is set to T-shaped.
Embodiment 15:
A kind of mandatory down latch device, similar to embodiment 14, difference is, the vertical side of two bottoms of T-shaped tight locking button 2 contacts with the positive stop lug boss of base 1 and coordinates.
Embodiment 16:
A kind of mandatory down latch device, similar to embodiment 15, difference is, the bottom of tight locking button 2 is provided with oblique hook.
Embodiment 17:
A kind of mandatory down latch device, similar to embodiment 16, difference is, oblique hook is provided with ledges terrace.
Embodiment 18:
A kind of mandatory down latch device, similar to embodiment 17, difference is, the quantity of oblique hook is two.
Embodiment 19:
A kind of mandatory down latch device, similar to embodiment 18, difference is, the ledges terrace on oblique hook contacts with base 1 and coordinates.
Embodiment 29:
A kind of mandatory down latch device, similar to embodiment 19, difference is, the both sides vertical inner wall of T-shaped tight locking button 2 and the plane of the left and right sides, upper end all contact with base 1 and coordinate.
Embodiment 21:
A kind of mandatory down latch device, similar to embodiment 20, difference is, plunger 6 is set to cylinder.
Embodiment 22:
A kind of mandatory down latch device, similar to embodiment 21, difference is, the end face of plunger 6 is set to plane.
Embodiment 23:
A kind of mandatory down latch device, similar to embodiment 22, difference is, the both sides, upper end of plunger 6 are provided with rounding and form cambered surface.
Embodiment 24:
A kind of mandatory down latch device, similar to embodiment 23, difference is, the side of plunger 6 is provided with dovetail groove.
Embodiment 25:
A kind of mandatory down latch device, similar to embodiment 24, difference is, the side of plunger 6 is provided with square groove.
Embodiment 26:
A kind of mandatory down latch device, similar to embodiment 25, difference is, the center position of plunger 6 is provided with the non-logical cylindrical hole of notch cuttype.
Embodiment 27:
A kind of mandatory down latch device, similar to embodiment 26, difference is, the quantity of the non-logical cylindrical hole of notch cuttype is two.
Embodiment 28:
A kind of mandatory down latch device, similar to embodiment 27, difference is, locating dowel pin 4 is equipped with in dovetail groove.
Embodiment 29:
A kind of mandatory down latch device, similar to embodiment 28, difference is, is provided with grease layer in square groove.
Embodiment 30:
A kind of mandatory down latch device, similar to embodiment 29, difference is, the non-logical cylinder of notch cuttype comprises great circle post holes and small cylindrical opening.
Embodiment 31:
A kind of mandatory down latch device, similar to embodiment 30, difference is, pull back spring 5 is equipped with in great circle post holes.
Mandatory down latch device of the present utility model, as shown in Figures 1 to 10, the upper end of base 1 is provided with semi-circular groove, to place reinforcement spring 3; Base 1 is provided with square breach on the side of semi-circular groove, to place locating dowel pin 4; The bottom of circular non through hole is provided with through hole, to communicate with air, produces pressure of feeling suffocated and do not go down when preventing pull back spring 5 and plunger 6 to be depressed; Base 1 is provided with two vertical sides, and the end face of base 9 is set to plane, and the bottom surface of base 1 is set to trapezoidal, and such bottom face profile structure makes it easy to and tight locking button 2 resilient engagement; Base 1 is provided with two stepped side, to limit the final rigging position of tight locking button 2, has assembled rear tight locking button 2 and reinforcement spring 3, locating dowel pin 4, pull back spring 5 and plunger 6 has been limited initial condition position in FIG; The non-logical cylinder of notch cuttype comprises great circle post holes and small cylindrical opening, and little cylindrical hole is set to auxiliary hole.
The installation method of mandatory down latch device of the present utility model, comprises the following steps: the first step, tight locking button 2 half is loaded base 1, pull back spring 5 is inserted in plunger 6, then spring 5 and plunger 6 assembling is put into the knock hole of base 1; Second step, assembling reinforcement spring 3 and locating dowel pin 4, snap in locating dowel pin 4 in the circular groove of band tapering of plunger 6; 3rd step, is pressed into tight locking button 2, and the positive stop lug boss of the side of tight locking button 2 and base 1 is contacted.It is when the pedal parts stroke of efp soon arrives full stroke, and the base 1 of mandatory down latch device can provide unexpected a liter greatly and fall suddenly again little sudden change power, reminds chaufeur to slow down traveling, adds active safety.
Claims (31)
1. a mandatory down latch device, comprises base (1), tight locking button (2), reinforcement spring (3), locating dowel pin (4), pull back spring (5) and plunger (6); It is characterized in that: the half of tight locking button (2) loads in base (1); Pull back spring (5) is enclosed within plunger (6), and pull back spring (5) and plunger (6) assembling are placed in the knock hole of base (1); Reinforcement spring (3) is assemblied on locating dowel pin (4), and locating dowel pin (4) snaps in the circular groove of the band tapering being arranged on plunger (6); Tight locking button (2) press-in is arranged on locating dowel pin (4).
2. mandatory down latch device as claimed in claim 1, is characterized in that: base (1) is provided with positive stop lug boss.
3. mandatory down latch device as claimed in claim 2, is characterized in that: the upper end of base (1) is provided with semi-circular groove.
4. mandatory down latch device as claimed in claim 3, is characterized in that: (1) is provided with square breach on the side of semi-circular groove to base.
5. mandatory down latch device as claimed in claim 4, is characterized in that: square breach be arranged on semi-circular groove the right.
6. mandatory down latch device as claimed in claim 5, it is characterized in that: the edge of base (1) is provided with circular non through hole, pull back spring (5) and plunger (6) are arranged in circular non through hole.
7. mandatory down latch device as claimed in claim 6, is characterized in that: circular non through hole is arranged on the right side edge place of base (1), and vertical direction is arranged.
8. mandatory down latch device as claimed in claim 7, is characterized in that: the bottom of circular non through hole is provided with through hole.
9. the mandatory down latch device according to any one of claim 1-8, is characterized in that: base (1) is provided with two vertical sides.
10. mandatory down latch device as claimed in claim 9, is characterized in that: the end face of base (1) is set to plane.
11. mandatory down latch devices as claimed in claim 10, is characterized in that: the bottom surface of base (1) is set to trapezoidal.
12. mandatory down latch devices as claimed in claim 11, is characterized in that: base (1) is provided with two stepped side.
13. mandatory down latch devices according to any one of claim 2-8, is characterized in that: tight locking button (2) is set to elastic sheet structure.
14. mandatory down latch devices as claimed in claim 13, is characterized in that: tight locking button (2) is set to T-shaped.
15. mandatory down latch devices as claimed in claim 14, is characterized in that: the vertical side of two bottoms of T-shaped tight locking button (2) contacts with the positive stop lug boss of base (1) and coordinates.
16. mandatory down latch devices as claimed in claim 15, is characterized in that: the bottom of tight locking button (2) is provided with oblique hook.
17. mandatory down latch devices as claimed in claim 16, is characterized in that: tiltedly hook is provided with ledges terrace.
18. mandatory down latch devices as claimed in claim 17, is characterized in that: tiltedly the quantity of hook is two.
19. mandatory down latch devices as claimed in claim 18, is characterized in that: the ledges terrace tiltedly on hook contacts with base (1) and coordinates.
20. mandatory down latch devices as claimed in claim 19, is characterized in that: the both sides vertical inner wall of T-shaped tight locking button (2) and the plane of the left and right sides, upper end all contact with base (1) and coordinate.
21. mandatory down latch devices according to any one of claim 1-8, is characterized in that: plunger (6) is set to cylinder.
22. mandatory down latch devices as claimed in claim 21, is characterized in that: the end face of plunger (6) is set to plane.
23. mandatory down latch devices as claimed in claim 22, is characterized in that: the both sides, upper end of plunger (6) are provided with rounding and form cambered surface.
24. mandatory down latch devices as claimed in claim 23, is characterized in that: the side of plunger (6) is provided with dovetail groove.
25. mandatory down latch devices as claimed in claim 24, is characterized in that: the side of plunger (6) is provided with square groove.
26. mandatory down latch devices as claimed in claim 25, is characterized in that: the center position of plunger (6) is provided with the non-logical cylindrical hole of notch cuttype.
27. mandatory down latch devices as claimed in claim 26, is characterized in that: the quantity of the non-logical cylindrical hole of notch cuttype is two.
28. mandatory down latch devices as claimed in claim 27, is characterized in that: locating dowel pin (4) is equipped with in dovetail groove.
29. mandatory down latch devices as claimed in claim 28, is characterized in that: be provided with grease layer in square groove.
30. mandatory down latch devices as claimed in claim 29, is characterized in that: the non-logical cylinder of notch cuttype comprises great circle post holes and small cylindrical opening.
31. mandatory down latch devices as claimed in claim 30, is characterized in that: pull back spring (5) is equipped with in great circle post holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520673880.9U CN204895145U (en) | 2015-09-01 | 2015-09-01 | Force to lower category device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520673880.9U CN204895145U (en) | 2015-09-01 | 2015-09-01 | Force to lower category device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204895145U true CN204895145U (en) | 2015-12-23 |
Family
ID=54917352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520673880.9U Active CN204895145U (en) | 2015-09-01 | 2015-09-01 | Force to lower category device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204895145U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105172595A (en) * | 2015-09-01 | 2015-12-23 | 瑞立集团瑞安汽车零部件有限公司 | Forced downshift device and installation method thereof |
-
2015
- 2015-09-01 CN CN201520673880.9U patent/CN204895145U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105172595A (en) * | 2015-09-01 | 2015-12-23 | 瑞立集团瑞安汽车零部件有限公司 | Forced downshift device and installation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211112 Address after: No. 456, Binhai 4th Road, Wenzhou Economic and Technological Development Zone, Wenzhou City, Zhejiang Province Patentee after: Wenzhou Ruili Kemi Automotive Electronics Co., Ltd Address before: 325200 Zhejiang city of Wenzhou province Ruian Economic Development Zone No. 1169 Yu Meng Lu Patentee before: Ruili group Ruian Auto Parts Co., Ltd |
|
| TR01 | Transfer of patent right |