CN1256251C

CN1256251C - Vehicle seat hinge structure

Info

Publication number: CN1256251C
Application number: CNB011193395A
Authority: CN
Inventors: 大高敏浩
Original assignee: Honda Motor Co Ltd
Current assignee: Honda Motor Co Ltd
Priority date: 2000-12-15
Filing date: 2001-05-30
Publication date: 2006-05-17
Anticipated expiration: 2021-05-30
Also published as: ES2214082B2; ES2214082A1; TW509176U; JP2002178814A; JP3926559B2; CN1358641A

Abstract

A first hinge member is mounted with the seat switch for detecting sitting on a seat, and a detecting element of the seat switch is exposed to the second hinge member. The detecting element is set into/out of a detecting state according to the opening/closing state of the second hinge member. The invention is directed to reduce the number of parts for setting a seat switch on and off, reduce the accumulation of the difference between the actual dimension and dimensional tolerance median of each part when the parts are assembled, maintain the distance between a second hinge member and the seat switch easily in a given range, operate the seat switch normally, and reduce the manufacturing cost of a seat hinge by dispensing with high machining accuracy and assembling the accuracy of each part in the control of the distance between the second hinge member and the seat switch or the dimension.

Description

Vehicle seat hinge structure

Technical field

The present invention relates to a kind of making the driver is sat on switch regular event that the state of vehicle seat detects and to reducing the favourable vehicle seat hinge structure of manufacturing cost.

Background technology

As the vehicle seat hinge structure of two-wheeled vehicle such as grade, for example known have reality to open the structure of being put down in writing in the flat 2-44591 communique " two-wheeled vehicle seat switching device ".

In Fig. 3 of above-mentioned communique, extend stay 35 from the front wall portion 29 of

accommodating case

12,35 and at

stay

35,35 offer the slotted hole 36 of longitudinal tensile strain respectively, 36, Carrier for cycle 31 installation brackets 34 at vehicle seat 5, at

stay

35,35 slotted

hole

36,36 make link pin 30 by and the two ends one of link pin 30 is installed on carriage 34, but thereby freely openable and can freedom vehicle seats 5 be installed accommodating case 12 up or down, accommodating case 12 and link pin 30 is installed leaf spring 38 respectively, with tongue piece 29a vehicle seat switch 23 is installed being located at the installation of accommodating case 12, this vehicle seat switch 23 detects the decline that drivers sit on the vehicle seat 5 that vehicle seat 5 causes by leaf spring 38.

In the technology of above-mentioned communique, in order to make vehicle seat switch 23 break-makes, as the parts of the path increment of the test section of the position of decision vehicle seat switch 23 or left and right sides vehicle seat switch 23, can list accommodate case 12 (with install use tongue piece 29a), leaf spring 38, link pin 30, carriage 34, reach Carrier for cycle 31.

For example, when the making error accumulation of above-mentioned each parts, leaf spring 38 may break away from specialized range with the distance of vehicle seat switch 23.More excessive than specialized range as above-mentioned distance, then the path increment of the test section of vehicle seat switch 23 diminishes, and vehicle seat switch 23 can not be connected.

In addition, more too small than specialized range as above-mentioned distance, then leaf spring 38 diminishes with the distance of vehicle seat switch 23, and the test section of vehicle seat switch 23 is pushed into, and keeps the state of connecting.

Like this, leaf spring 38 changes easily with the distance of vehicle seat switch 23, the result, and vehicle seat switch 23 may mal-function.

In addition, little for the distance of leaf spring 38 with vehicle seat switch 23 remained in the specialized range as the dimension limit setting of above-mentioned each parts, then cause the manufacturing cost of each parts to increase.

Summary of the invention

Therefore, the object of the present invention is to provide a kind of making that the driver is sat on switch regular event that the state of vehicle seat detects and the vehicle seat hinge structure that can reduce manufacturing cost.

In order to achieve the above object, vehicle seat hinge structure of the present invention is provided with the 1st hinge member in body side, in seat side the 2nd hinge member is installed, and connects the 2nd hinge member at the 1st hinge member by link pin, thereby body side opens and closes vehicle seat relatively; It is characterized in that: be used to detect the state of switch device of taking a seat at vehicle seat in the installation of the 1st hinge member, the test section of this switching device and the 2nd hinge member are in opposite directions, when above-mentioned the 2nd hinge member is closed, above-mentioned the 2nd hinge member is depressed above-mentioned test section, makes above-mentioned test section become detected state.

In the past, in order to make the vehicle seat switch on and off, need accommodate case, install with tongue piece, leaf spring, hinge, carriage, Carrier for cycle.And for the present invention, in order to make the switching device break-make, by the 1st hinge member, accommodate case, the 2nd hinge member, and base plate can realize.

Therefore, in the present invention, can reduce the number of components that is used to make the switching device break-make, when these parts are installed, can reduce the accumulation of difference of the dimension limit median of the actual size of each parts and each parts, easily the distance of the 2nd hinge member and vehicle seat switch is remained on the scope of regulation, normally carry out the action of switching device.

In addition, need not be size and improve the working accuracy and the assembly precision of each parts for the distance of managing the 2nd hinge member and switching device, so, can reduce the manufacturing cost of seat hinge.

Description of drawings

Fig. 1 is the rear side figure of the minitype motorcycle type vehicle of employing vehicle seat hinge structure of the present invention.

Fig. 2 is the amplification profile that vehicle seat hinge structure of the present invention is shown.

Fig. 3 is the decomposition diagram that vehicle seat hinge structure of the present invention is shown.

Fig. 4 is the 1st action diagram that is used to illustrate the effect of vehicle seat hinge structure of the present invention.

Fig. 5 is the 2nd action diagram that is used to illustrate the effect of vehicle seat hinge structure of the present invention.

The specific embodiment

Form of implementation of the present invention is described below with reference to the accompanying drawings.Drawing is watched by the direction of symbol.

Fig. 1 is the rear side figure of the minitype motorcycle type vehicle of employing vehicle seat hinge structure of the present invention, minitype motorcycle type vehicle 10 is installed at the rear portion of vehicle frame 11 and is accommodated case 12 as body side, this accommodates the upper opening portion of case 12 by vehicle seat 13 sealings, but is accommodating case 12 by seat hinge 14 freely openable ground installation vehicle seat 13.Symbol 15 is for being installed on the base plate of vehicle seat 13 bottoms, and symbol 16 is the vehicle body cover, and symbol 17 is a unit power plant, and symbol 18 is a trailing wheel.

Fig. 2 is the amplification profile that vehicle seat hinge structure of the present invention is shown, by bolt 22 the 1st hinge member 21 is installed in the front portion of accommodating case 12, base plate 15 at vehicle seat 13 (with reference to Fig. 1) is installed the 2nd hinge member 23 by nut 24, by link pin 25 the 2nd hinge member 23 can be installed at the 1st hinge member 21 with freely swinging, the vehicle seat switch of installing as switching device by screw 26 and nut 27 at the 1st hinge member 21 28.The leaf spring of symbol 31 for link pin 25 being lifted by elastic force.

For the vehicle that for example support is erected automatically by depress switch, be seated at the driver under the state of vehicle seat 13, detect the driver by vehicle seat switch 28 and be sitting in this state of vehicle seat 13 (with reference to Fig. 1),, or the operation of driving engine is controlled even make that the depress switch support does not erect yet.

Fig. 3 is the decomposition diagram that vehicle seat hinge structure of the present invention is shown, and the 1st hinge member 21 has in order to insert link pin 25 slotted

hole

33,33 of elongation up and down, the vehicle seat switch mounting hole 42 that is used to be installed to installation portion 34, the mounting hole 35-38 that is opened in this installation portion 34 that accommodates case 12 (with reference to Fig. 1), the L word shape carriage 41 that is fixed to installation portion 34 and is opened in this L word shape carriage 41.

Symbol

43,43 is for being used for limiting the laterally loosening retainer of the 2nd hinge member 23 when opening vehicle seat.

Mounting hole

37,38 is the slotted hole that extends along the direction that link pin 25 extends.

The 2nd hinge member 23 has the

slotted hole

45,45 that is used to insert link pin 25, be used to be screwed into the outer screw section 46 that is formed at link pin 25 ends and in connection with the not shown nut of pin insertion hole 45 sidepieces of inboard, be used to be installed to the installation portion 47 of the base plate 15 (with reference to Fig. 2) of vehicle seat 13 (with reference to Fig. 1), the

mounting hole

48,48,51 that is opened in this installation portion 47, and the below salient 52 that protrudes from installation portion 47 towards the below.

Mounting hole 51 is the slotted hole along the bearing of trend elongation of link pin 25.

Link pin 25 at one end portion is provided with flange 54.

Vehicle seat switch 28 by the test section 58 on Switch main body 56, the cover member 57 that covers the peristome of this Switch main body 56, Switch main body 56 tops of can freely coming in and going out, the 1st terminal 62 and the 2nd terminal 63 that are used for the installation portion 61 and being used to that vehicle seat switch 28 is installed to the L word shape carriage 41 of the 1st hinge member 21 is taken out make-and-break signal constitute.Symbol 64 is a mounting hole.

Test section 58 is in the protrusion state when the 2nd hinge member 23 does not descend, 62,63 of the 1st, the 2nd terminals are in electric isolated condition (being off-state).

In addition, test section 58 is in the state that is inserted in the Switch main body 56 when the 2nd hinge member 23 descends, and 62,63 of the 1st, the 2nd terminals are status of electrically connecting (being on-state).

Leaf spring 31 has and is used for being installed to the mounting hole 66-69 that accommodates case 12 (with reference to Fig. 1) and being used to push the

protrusion sheet

72,72 that is contacted with link pin 25 bottoms with the 1st hinge member 21.

The following describes the effect of above vehicle seat hinge structure.

Opening the occasion of vehicle seat, the 2nd hinge member 23 that is installed on base plate 15 is that swing as arrow at the center with link pin 25.

At this moment, as shown in the figure, link pin 25 is pressed against the upside inner face 33a of the slotted hole 33 of being located at the 1st hinge member 21 by the elastic force of leaf spring 31.

When the driver is sitting in vehicle seat, the body weight that is acted on vehicle seat by the driver descends the elastic force of link pin 25 resistance leaf springs 31 by base plate the 15, the 2nd hinge member 23 of vehicle seat bottom together, link pin 25 in the slotted hole 33 of the 1st hinge member 21 towards below move, the downside inner face 33b of final link pin 25 contact slotted holes 33, (the full amount of movement of the link pin 25 of this moment is ds, and long and short dash line is the positions before base plate 15 descends with mobile the stopping of link pin 25 thus.)。

Like this, the below salient 52 of the 2nd hinge member 23 is depressed the test section 58 of vehicle seat switch 28 like that shown in blank arrow, makes vehicle seat switch 28 become connection from disconnection by the predetermined stroke amount of this test section 58.

In addition, when the driver when vehicle seat gets off, vehicle seat, base plate the 15, the 2nd hinge member 23 and link pin 25 are raised to the position of the upside inner face 33a that contacts slotted hole 33 by the elastic force up of leaf spring 31.

As described above, the vehicle seat hinge structure of small size motorcycle 10 of the present invention (with reference to Fig. 1) is provided with the 1st hinge member 21 accommodating case 12, in vehicle seat 13 (with reference to Fig. 1) side the 2nd hinge member 23 is installed, connect the 2nd hinge member 23 at the 1st hinge member 21 by link pin 25, open and close vehicle seat 13 thereby can accommodate case 12 relatively; It is characterized in that: the vehicle seat switch 28 that is used to detect the state of taking a seat at vehicle seat 13 is installed at the 1st hinge member 21, the test section 58 of this vehicle seat switch 28 and the 2nd hinge member 23 make test section 58 be non-detection/detected state corresponding to the open and-shut mode of the 2nd hinge member 23 in opposite directions.

In the past, in order to make the vehicle seat switch on and off, need accommodate case, install with tongue piece, leaf spring, hinge, carriage, Carrier for cycle.And for the present invention, in order to make vehicle seat switch 28 break-makes, by the 1st hinge member 21, accommodate case the 12, the 2nd hinge member 23, and base plate 15 can realize.

Therefore, in the present invention, can reduce the number of components that is used to make vehicle seat switch 28 break-makes, when these parts are installed, can reduce each parts and make the accumulation of error, be the accumulation of difference of the dimension limit median of the actual size of each parts and each parts, easily the 2nd hinge member 23 and the distance of vehicle seat switch 28 remained on the scope of regulation.

Like this, can normally carry out the action of vehicle seat switch 28.

In addition, need not be size and improve the working accuracy and the assembly precision of each parts for the distance of managing the 2nd hinge member 23 and vehicle seat switch 28, so, can reduce the manufacturing cost of seat hinge 14, thereby can suppress the manufacturing cost of minitype motorcycle type vehicle 10.

In the present invention, make the test section of switching device and the 2nd hinge member in opposite directions, but be not limited thereto, a part and the link pin of test section and vehicle seat (comprising base plate) are pushed opposite to each other, or detect the decline of vehicle seat.

In addition,, be not limited to touch switch, also can be contactless switch (comprising displacement pickup) as switching device.

The present invention by above-mentioned consist of can bring into play following effect.

Vehicle seat hinge structure of the present invention is installed for detection of being seated to vehicle seat at the 1st hinge member Switching device, the test section of this switching device and the 2nd hinge member in opposite directions, corresponding to the 2nd hinge It is non-detection/detected state that the open and-shut mode of member makes test section, so, can reduce to make the switch dress Put the number of components of break-make, when these parts are installed, can reduce the actual size of each parts and each The accumulation of the difference of the dimensional tolerance median of parts is easily with the 2nd hinge member and switching device Distance remains on the scope of regulation. Therefore, can normally carry out the action of switching device, in addition, There is no need for the distance of managing the 2nd hinge member and switching device be size and improve each parts Machining accuracy and assembly precision, so, can reduce the manufacturing cost of seat hinge, thereby can press down The manufacturing cost of minitype motorcycle type vehicle processed.

Claims

1. a vehicle seat hinge structure is provided with the 1st hinge member (21) in body side, in seat side the 2nd hinge member (23) is installed, and connects the 2nd hinge member (23) at the 1st hinge member (21) by link pin (25), thereby body side opens and closes vehicle seat relatively; It is characterized in that: be used to detect the state of switch device (28) of taking a seat at vehicle seat in the 1st hinge member (21) installation, test section (58) of this switching device (28) and the 2nd hinge member (23) are in opposite directions, at above-mentioned the 2nd hinge member (23) when closing, above-mentioned the 2nd hinge member is depressed above-mentioned test section (58), makes test section (58) become detected state.

2. vehicle seat hinge structure as claimed in claim 1 is characterized in that, above-mentioned second hinge member (23) has below salient (52), and above-mentioned below salient (52) is depressed the test section (58) of above-mentioned switching device.

3. vehicle seat hinge structure as claimed in claim 1, it is characterized in that, above-mentioned first hinge member (21) is installed in accommodates on the case (12), above-mentioned first hinge member (21) has and is used to be installed to the installation portion (34) of accommodating case (12), the L word shape carriage (41) that is fixed in installation portion (34), goes up to install at above-mentioned L word shape carriage (41) to be used to detect the above-mentioned state of switch device (28) of taking a seat.