CN100362203C

CN100362203C - Plane handle device

Info

Publication number: CN100362203C
Application number: CNB031494455A
Authority: CN
Inventors: 杉村笃朗
Original assignee: Takigen Manufacturing Co Ltd
Current assignee: Takigen Manufacturing Co Ltd
Priority date: 2002-11-05
Filing date: 2003-06-16
Publication date: 2008-01-16
Anticipated expiration: 2023-06-16
Also published as: JP3963820B2; JP2004156225A; KR20040040283A; TW200407494A; CN1499029A; KR100520260B1; TWI221168B

Abstract

A front portion of a front end 7 of a handle 2 extends to form a nose 8 which shield a gap between an end face 7a of the front end 7 and an inside face 3a of a front recessed portion 3 and form a nose receiving portion 9 in which the nose 8 is stored during set-in rotation of the handle 2. A first uneven portion 10 is formed on the back side of the nose 8 along the longitudinal direction of the handle 2 and a second uneven portion 11 is formed on the front side of the nose receiving portion 9 for engaging with the first uneven portion 10.

Description

Plane handle device

Technical field

The present invention relates to the integral body of handle when not using handle or major part by the plane handle device in the housing front recess that submerges.

Background technology

(for example patent documentation 1 for our known a kind of plane handle device, promptly equal into 8 years practical new cases and announce communique No. 8212), its handle when using handle is rotated from the front recess of housing outstanding with the transverse pivot of base end part as the center, and handle submerges in the front recess of housing when not using handle, utilizes the locking mechanism that is installed in case side that handle lock is fixed on and does not have the implantation site.

Recently, for this plane handle device, the report have with the locking mechanism disablement make handle be projected into the improper incident of unblanking of use location.

This crime gimmick is, with the gap between the medial surface of screwdriver head insertion handle leading section and housing front recess, screwdriver was fallen slightly with respect to the housing front, the front end of screwdriver is pried into the rear side of handle leading section, by lever principle screwdriver is depressed, thereby force to release handle, violence nature ground destroys the fastener of the handle that engages with the stop shank of locking mechanism.

Prevent this crime,, get final product, but in this occasion, the making of part and assembling must be carried out strict size Control so that the front end of screwdriver can't insert as long as eliminate described gap or described gap is reduced to the limit.During the failure of this size Control, just can not the submerge front recess of housing of handle promptly enables to submerge the action of can not successfully submerging.

Summary of the invention

The objective of the invention is, a kind of plane handle device is provided, it can prevent reliably that described screwdriver etc. from prying into and carry out the improper of violence nature and unblank.The plane handle device of technical scheme 1 of the present invention is, when using handle, handle with the transverse pivot of base end part for the center is rotated the front recess from housing outstanding, when not using handle, handle submerges in the recess of front, handle utilizes locking mechanism and is locked on the housing, is characterized in

The face side of the leading section of handle partly prolongs, formation gives hidden leading edge with the gap between the medial surface of the end face of leading section and front recess, and forming the leading edge receptacle of when handle submerges rotation, accommodating leading edge on the housing, be formed with the 1st jog in the rear side of leading edge along the length direction of handle, and be formed with the 2nd jog with the engagement of the 1st jog in the face side of leading edge receptacle.

In this plane handle device, because the gap between the medial surface of the front recess of the end face of the leading section of handle and housing is hidden in the behind of leading edge, therefore, the fastener that can prevent the handle that engages with locking mechanism suffers the destruction of violence nature.

Even the gap between the medial surface of the front end face of leading edge and leading edge receptacle is inserted with the front end of screwdriver and along the front of leading edge receptacle the screwdriver front end is slided, the protuberance of the 2nd jog that erects from the front of leading edge receptacle also can become the obstruction that the screwdriver front end moves, therefore, no matter which kind of angle screwdriver is put into and try, all can not make the rear side of screwdriver front end insertion leading edge and destroy leading edge.So, can keep the described safeguard function that is undertaken by leading edge.

If the metal tape sheet material more tiny than screwdriver front end width is inserted from the back lash of the 1st jog and the 2nd jog, and when by lever principle handle up being pushed away, this metal tape sheet material is fractureed or is crooked, can not carry out improper unblanking.

Description of drawings

Fig. 1 is the front view of the handle of the plane handle device of one embodiment of the invention when submerging.

Fig. 2 is the right view of the plane handle device of Fig. 1.

Fig. 3 is the sectional view along A-A line among Fig. 1.

Fig. 4 is the sectional view along B-B line among Fig. 1.

Fig. 5 is the front view of the housing of the locking mechanism in load map 1 plane handle device integratedly.

Fig. 6 is the right view of the locking housing of Fig. 1.

Fig. 7 is the vertical view of the locking housing of Fig. 1.

Fig. 8 is the sectional view along C-C line among Fig. 5.

Fig. 9 is the rear elevation of the handle in load map 1 plane handle device.

Figure 10 is the upward view of the handle of Fig. 9.

Figure 11 is the local vertical profile right view of the handle of Figure 10.

Figure 12 is the front view of the handle of plane handle device of Fig. 1 when outstanding.

The specific embodiment

In illustrated embodiment, plane handle device is the plane handle device of pulling out rotary manipulation type, and it comprises: be fixed on the housing 1 on the door 12; Be configured in the fore-and-aft direction of housing 1 and be housed in the housing 1, will be fixed on the last lock shaft (Japanese: execute the ingot axle) 14 of rearward end with the stop metal sheet 13 that the supporting part system on fixed frame side is taken off; Handle 2, it can be housed in the front recess 3 of housing 1 with haunting, and its base end part 4 utilizes transverse pivot 5 and is journaled on the leading section of lock shaft 14; Locking mechanism 6, it is imbedded integratedly is fixed on the housing 1, and the fastener 15 that has with the leading section rear side of handle 2 is the stop shank 16 that takes off; Be installed between handle 2 and the housing 1, give handle spring (not shown) towards the rotation application of force of projected direction to handle 2.

Locking mechanism 6 is made of common cylinder lock, and the deflection cam projection 18 of rotor 17 rearward end is inserted in the cam slot 19 of stop shank 16.When rotating when the keyhole 21 of the key 20 insertion rotors 17 that will stipulate and with rotor 17, latch 16 is drawn to housing 22 sides of locking mechanism 6, and the hook portion 23 of stop shank 16 breaks away from the fastener 15 of handles 2.Thus, handle 2 is given prominence to rotation because of the elastic force of described spring from the front recess 3 of housing 1.

After the outstanding rotation of handle 2, stop shank 16 is outstanding from the gathering sill 25 of locking housing 22 because of replying with the elastic force of spring 24, and described hook portion 23 is positioned at front recess 3.When holding handle 2 when prescribed direction will go up lock shaft 14 and rotate, the supporting part (not shown) that stop metal sheet 13 breaks away from the fixed frame sides is disengaged with respect to the locking of the door 12 of fixed frame.Door 12 is opened by in front of handle 2 is pulled to.

Behind front recess 3 location of door 12 being closed, made handle 2 and housing 1, make submerge front recess 3 and when rotating of handle 2, the 15a of back side portion of retainer 15 meets the 23a of cam ramp portion of hook portion 23, and stop shank 16 retreats into locking housing 22 sides for the time being.Then, when handle 2 submerged to prescribed depth, stop shank 16 was outstanding once more, and fastener 15 engages with hook portion 23.Thus, handle 2 is locked on the housing 1 when not using.

Be formed with leading edge receptacle 9 in the face portion that is fixed in the locking housing 22 on the housing 1 integratedly.Imbed when being fixed in the housing 1 when locking mechanism 6 leaves the compartment of terrain from front recess 3, leading edge receptacle 9 is formed on the face portion of the housing wall part between front recess 3 and the locking housing 22.

As using plane handle device of the present invention, except shown in the previous embodiment, also have following a kind of: the pivot that utilizes horizontal direction is journaled into the base end part of handle on the housing, utilize the pivot screw of fore-and-aft direction the stop metal sheet to be journaled into the back side of housing, the prominent son of the start that is darted at the handle base end part back side is inserted in the passive hole of stop metal sheet central portion, by the peritreme portion in the passive hole of the prominent son pushing of this start.

Adopt plane handle device of the present invention, partly prolong the leading edge 8 that forms owing to leading section 7 face side the gap between the medial surface 3a of the end face 7a of the leading section 7 of handle 2 and front recess 3 is covered, unblank so can prevent violence nature with handle 2.Will destroy aforementioned leading edge 8 and will destroy this safeguard function, but owing to go up leading edge 8 is accommodated in formation when handle 2 submerges rotation leading edge receptacle 9 at housing (1), form the 1st jog 10 in the rear side of described leading edge 8 along the length direction of handle 2, face side in described leading edge receptacle 9 is formed with the 2nd jog 11 that meshes with the 1st jog 10, even the gap between the front end face 8a of the insertion of front end therefore leading edge 8 and the medial surface 9a of leading edge receptacle 9, and the screwdriver front end is slided along the front of leading edge receptacle, because the protuberance of the 2nd jog 11 that erects from the front of leading edge receptacle 9 becomes the obstruction that the screwdriver front end moves, therefore, no matter which kind of angle screwdriver is put into and try, all can not make the rear side of screwdriver front end insertion leading edge 8 and destroy leading edge 8.So can keep the described safeguard function of leading edge 8, so can prevent more reliably that screwdriver from prying into the improper of violence nature that carries out and unblanking.

Claims

1. plane handle device, handle (2) is center rotation and outstanding from the front recess (3) of housing (1) with the transverse pivot (5) of base end part (4) when using handle (2), handle (2) submerges in the front recess (3) when not using handle (2), handle (2) is locked on the housing (1) by locking mechanism (6), it is characterized in that

Leading section (7) face side of handle (2) is partly prolonged, the leading edge (8) that formation covers the gap between the medial surface (3a) of the end face (7a) of leading section (7) and front recess (3), and be formed with the leading edge receptacle (9) of when handle (2) being submerged rotation, leading edge (8) being accommodated on the housing (1), be formed with the 1st jog (10) in the rear side of leading edge (8) along the length direction of handle (2), be formed with the 2nd jog (11) with the 1st jog (10) engagement in the face side of leading edge receptacle (9).