CN1303300C

CN1303300C - Handle derice for locking door

Info

Publication number: CN1303300C
Application number: CNB001219375A
Authority: CN
Inventors: 佐佐木俊二
Original assignee: Takigen Manufacturing Co Ltd
Current assignee: Takigen Manufacturing Co Ltd
Priority date: 1999-10-15
Filing date: 2000-07-26
Publication date: 2007-03-07
Anticipated expiration: 2020-07-26
Also published as: KR100395361B1; TW431510U; JP3286625B2; JP2001115693A; CN1293297A; KR20010049505A

Abstract

To simplify the form structure of an attitude retaining mechanism for handle and reduce the manufacturing and working cost of the whole device. A spring receiving groove 9 is provided on the base end back surface side of a handle 4, a spring receiving hole 10 is formed longitudinally deep on the front surface part of a locking shaft 3, and an attitude retaining plate spring 8 for the handle 4 is rockably pressed between the groove bottom part of the spring receiving groove 9 and the hole bottom part of the spring receiving hole 10, and arranged so that the base end 8a of the plate spring 8 is located on the base end 4a side of the handle 4 relative to a reference straight line L joining the tip 8b of the plate spring 8 to a cross pivotal shaft 5 when the handle 4 is in the state recessed into a fixed case 1, and the base end 8a of the plate spring 8 protrudes to the tip 4b side of the handle 4 relative to the reference straight line L when the protruding rotation of the handle 4 is started.

Description

Door lock handle device

The present invention relates to use on switchboard and automatic vending machine etc., handle is accommodated within the fixed housing, can gives prominence to rotating door lock handle device by the start-up function handle of regulation from fixed housing when executing the lock state.

In the prior art, the disclosed door lock handle device of real fair 7-52300 communique, execute the intercalation pivotally of lock shaft quilt in the beam barrel portion of the fore-and-aft direction of fixed housing, the base end part of handle is connected to the leading section of executing lock shaft by cross-section pivot, is fixing in the rearward end of executing lock shaft and is ending golden plate.Be used for that handle can be remained on and submerge among fixed housing and the posture of the arbitrary position from these two positions of the outstanding revolution of fixed housing keeps being made of following part with suppressing mechanism: cross-section pivot penetrates into the undergauge shaft portion of leading section; Be entrenched on the undergauge shaft portion and the spring of the top ends institute butt of compression helical spring is accepted disk; Be formed at the handle base end part back side one side and abut to the mountain shaped protrusions portion that spring is accepted front one side of disk.

Such door lock handle device when handle submerges among fixed housing, is connected to spring at the close top end of chevron-shape protrusion portion by the inclined-plane and accepts disk, makes handle remain on originally the implantation site that do not have; And when handle is done outstanding revolution from fixed housing after, be connected to spring at the close cardinal extremity place of mountain shaped protrusions by another inclined-plane and accept disk, make handle remain on originally extrusion position.But, because such shape structure more complicated of suppressing mechanism, manufacturing, cost of processing increase, and are hindering the saving of whole device manufacturing cost.

Purpose of the present invention is to provide and can simplifies the shape structure that suppresses mechanism that is used to keep the handle posture, and manufacturing, the processing cost that can save whole device, can obtain fully big handle 4 the revolution elastic force pressure door lock handle device.

Utilize the reference symbol in the accompanying drawing that the door lock handle device that the present invention relates to is described: in door lock handle device of the present invention, executing lock shaft 3 is intercalated in the beam barrel portion 2 of fore-and-aft direction of fixed housing 1, the base end part of handle 4 is connected in the leading section of executing lock shaft 3 by cross-section pivot 5, lockplate 6 is fixed on the rearward end of executing lock shaft 3, by can joltily being pressed into the rebound effect that the posture of executing between lock shaft 3 and the handle 4 keeps using flat spring 8, handle 4 alternately obtains with respect to fixed housing 1 does not have implantation site and two kinds of stable states of extrusion position.

And be configured to: be provided with spring in the base end part rear side of handle 4 and accept ditch 9, longitudinally be formed with darker spring receiving hole 10 at the front face of executing lock shaft 3, make the cardinal extremity 8a apical grafting of leaf spring 8 and be supported in the ditch bottom that spring is accepted ditch 9, and make the top 8b apical grafting of leaf spring 8 and be supported in the hole bottom of spring receiving hole 10, thereby make the total length from cardinal extremity 8a to front end 8b of leaf spring 8 bring into play rebound effect effectively.When handle 4 is in the state that submerges in fixed housing 1, reference line L with respect to the center of the front end 8b of web spring 8 and cross-section pivot 5, the cardinal extremity 8a of leaf spring 8 is in a side of the cardinal extremity 4a side of handle 4, and after handle 4 was done outstanding revolution, the cardinal extremity 8a of leaf spring 8 just crossed the side that reference line L deflects into the top 4b of handle 4.

Fig. 1 is in front view when submerging state as the door lock handle device of one embodiment of the present of invention at handle;

To be this door lock handle device be in right view when submerging state at handle to Fig. 2;

Fig. 3 is the A-A sectional drawing of Fig. 1;

Fig. 4 is the A-A sectional drawing of Fig. 1, and the expression handle is in outstanding state;

Fig. 5 is the B-B sectional drawing of Fig. 1.

As shown in Figure 3, when handle 4 is in the position of submerging in fixed housing 1, owing to be in cardinal extremity 4a one side of handle 4 with respect to the cardinal extremity 8a of reference line L leaf spring 8, it is center revolution trend in the counterclockwise direction that handle 4 is endowed with cross-section pivot 5, be connected to the inner bottom surface portion of fixed housing 1 by the top ends that makes handle 4, thereby make handle 4 stably remain on the posture that does not have the implantation site in the fixed housing 1.

The finger that suppresses, pushes the base end part front when the revolution along aforementioned direction of resistance leaf spring 8 is when meeting portion 14 handle 4 is started on projected direction, the cardinal extremity 8a of leaf spring 8 will deflect into moment of top 4b one side of handle 4 crossing reference line L, and the direction counter-rotating is suppressed in the revolution of leaf spring 8.It is center revolution trend along clockwise direction that handle 4 has been endowed with cross-section pivot 5, and the main part of handle is just outstanding from fixed housing 1 as shown in Figure 4.In the This move process, leaf spring 8 its bending direction in spring receiving hole 10 reversally rocks.

Because base end part abuts on the interior sidewall surface of fixed housing 1, the outstanding revolution of handle 4 stops, and the posture of handle 4 remains on extrusion position.Holding this handle 4 is center when making handle 4 along the direction rotation of regulation with beam barrel 2, and lockplate 6 will be separated from from the socket part of fixed frame (not shown) side, and the lock-out state of door 11 relative fixed frameworks is disengaged.

In illustrated embodiment, fixed housing 1 is from front one side of door is embedded into installing hole on the door 11, and is and fastening by U font seat board 12 and Screw 13.The spring receiving hole 10 of executing the front portion of lock shaft 3 has leg-of-mutton section, and leaf spring 8 is inserted into its inner bottom part deeply.Leaf spring 8 is selected for use does not have the tabular of inflection point object, but can form zigzag part in the middle part in order to improve elasticity yet.

Be equipped with finger in the base end part front of handle 4 by meeting portion 14, a pleurapophysis is provided with hammerlock 15 at the top ends back side of handle 4, and when handle 4 submerged, hammerlock 15 was connected on the inner bottom surface of fixed housing 1.Bury the rotor 16 that lock set is housed in the top ends of fixed housing 1, be provided with eccentric projection 17 at the back side of rotor 16.Accommodating the slide block 18 of the rotor 16 that is close to lock set in the top ends of fixed housing 1, slide block 18 is given mobile trend by compression helical spring 19 towards rotor 16 directions.Be provided with in the front face side of slide block 18 and decide recess 20 extension that breaks away from that combines with the extension of hammerlock 15 and decide projection 21.

Key insert rotor 16 lockhole 22 and with rotor return turn 90 degrees after, eccentric projection 17 moves to the below, slide block 18 is compressed the spring pushing and carries out moving of same distance, the extension of slide block 18 decide projection 21 and is just decided recess 20 disengagings from the extension of hammerlock 15.So, just, removed the locking of handle 4 with respect to fixed housing 1.If the finger of pushing handle 4 in this stage is by meeting portion 14, handle 4 will be that the center is done clockwise revolution, given prominence to from fixed housing 1 with cross-section pivot.

Above-mentioned being used to keep the application of suppressing mechanism of handle posture to be not limited to illustrated door lock handle device, if handle obtains two kinds of stable states with respect to fixed housing, also can use the door lock handle device of other formal constructions.

Door lock handle device of the present invention at above-mentioned structure, by doing following configuration, the posture that has constituted handle 4 keeps with suppressing mechanism, promptly form spring and accept ditch 9 in the base end part back side of handle 4 side, and executing the front face formation spring receiving hole 10 of lock shaft 3, accept at spring between the bottom, hole of the ditch bottom of ditch 9 and spring receiving hole 10 and can be pressed into leaf spring 8 reelingly, thus, make the posture of handle 4 keep obtaining simplifying with the form structure that suppresses mechanism, and the manufacturing that can save whole device, cost of processing, and, because aforementioned spring receiving hole 10 is formed on the length direction of executing lock shaft 3 more deeply, can insert fully by the leaf spring that length is long, so can obtain enough big handle 4 revolution elastic force pressures.And, owing to make the cardinal extremity 8a apical grafting of flat spring 8 be supported in the ditch bottom that spring is accepted ditch 9, and make the top 8b apical grafting of flat spring 8 and be supported in the hole bottom of spring receiving hole 10, thereby make the total length from cardinal extremity 8a to top 8b of flat spring 8 bring into play rebound effect effectively, therefore, can obtain the revolution elastic force pressure of enough handles 4.

Claims

1, door lock handle device, it is executed lock shaft (3) and is intercalated in the beam barrel portion (2) of fore-and-aft direction of fixed housing (1), the base end part of handle (4) is connected to the leading section of executing lock shaft (3) by cross-section pivot (5), lockplate (6) is fixed on the rearward end of executing lock shaft (3), by can joltily being pressed into the rebound effect that the posture of executing between lock shaft (3) and the handle (4) keeps using leaf spring (8), handle (4) alternately obtains two kinds of stable states that do not have implantation site and extrusion position with respect to fixed housing (1); It is characterized in that, be provided with spring in the base end part rear side of handle (4) and accept ditch (9), be formed with darker spring receiving hole (10) at the front face of executing lock shaft (3) along the length direction that revolves lock shaft (3), make cardinal extremity (8a) apical grafting of leaf spring (8) and be supported in the ditch bottom that spring is accepted ditch (9), and make top (8b) apical grafting of leaf spring (8) and be supported in the hole bottom of spring receiving hole (10), thereby make leaf spring (8) from cardinal extremity (8a) to the top total length of (8b) bring into play rebound effect effectively, when handle (4) is in the state that submerges in fixed housing (1), reference line (L) with respect to the center of top (8b) that links leaf spring (8) and cross-section pivot (5), the cardinal extremity (8a) of leaf spring (8) is in cardinal extremity (4a) side of handle (4), and when the outstanding revolution of handle (4) was started, the cardinal extremity (8a) of leaf spring (8) was just crossed the side that aforementioned reference line (L) deflects into the top (4b) of handle (4).