KR100408368B1 - Door locking handle assembly of swing lever actioned type - Google Patents

Abstract

(Problem) Provided is a door lock handle device which prevents the handle free end and lock unit of the lock handle device from being exposed to the outside and prevents rain or dust from entering the keyhole.

(Solution means) The casing 10 pivots an openable lid 45 covering the handle 30 free end 38 and the lock unit 60. The lid 45 is provided with a click mechanism that is stable at the closed stop position and the fully open position on the pivot shaft 46 of the lid 45.

Description

DOOR LOCKING HANDLE ASSEMBLY OF SWING LEVER ACTIONED TYPE}

The present invention is used in a switchboard housing box, a large container, etc., the drawer of the draw-out rotation type to pull out the handle from the casing to rotate the handle around the axis of rotation while the handle is inclined and to engage and disengage the engaging plate to the receiving part where the fixing frame is installed. It relates to a door handle device.

This kind of draw-out door lock handle is developed by the present applicant and known as Japanese Unexamined Patent Application Publication No. 6-240930.

The outline of the engaging plate is provided on the casing 10 so that the handle shaft 31 is rotatable and cannot be moved in the axial direction, and an inner end of the handle shaft 31 engages and disengages with the receiving portion provided on the fixing frame. A fixed portion 35 is fixed, and a handle 30 that is undulated around the pivot shaft 32 in the radial direction is provided at an outer end of the handle shaft 31, and a free end 38 of the handle 30 is provided. A part of the casing 10 is provided with a lock unit 60 for engaging the handle 30 in a collapsed state, and the lock unit 60 is engaged with the casing 10 by its key 63. · The lock handle device is detachable.

In this apparatus, however, the handle 30 free end 38 and the lock unit 60 are exposed to the outside when the door or the like is closed, and rain or dust enters the keyhole 61 of the lock unit. There is a risk of mischief, such as damaging it or pushing gum into the keyhole 61 from the outside.

With the lock unit 60 exposed, there is a risk of causing a crime to open it illegally.

The present invention is to provide to the market that the lock handle device for a rotatable door as described above, it is possible to prevent the crime caused without rain or dust intrusion into the lock unit portion.

1 is a front view of a state in which a handle and a cover of a door lock handle device according to an embodiment of the present invention are closed;

2 is a left side view of the door lock handle device;

3 is a rear view of the door lock handle device;

4 is a longitudinal cross-sectional view of the lock handle device for a door, an enlarged cross-sectional view of a cover pivot shaft portion,

Fig. 5 is an enlarged longitudinal sectional side view of a state in which the click mechanism of the cover pivot shaft portion of the door lock handle device is engaged;

6 is an enlarged longitudinal sectional side view of the state in which the click mechanism is peeled off;

7 is an enlarged longitudinal sectional side view of a state in which the depth of the cover pivot shaft is reduced;

(Explanation of symbols for the main parts of the drawing)

10: casing 11: handle storage recess

12: back 13: handle bearing part

14: Male thread 15, 17: Tightening nut

16: lock unit storage 18: crown cam

20: fixed step plate receiving portion 30: handle

31: handle axis 32: pivot axis

33: boss section 34: inner hem

35: retaining plate 36: nut

37: contact surface 38: free end

39: set screw 40: mountain cam face

41: spring press section 42: spring

43: ridge 45: cover

46: cover pivot axis 47: click mechanism

48: projection 49: recess

60: lock unit 61: keyhole

62: set screw 63: key

64: rotary motion stopping step plate

MEANS TO SOLVE THE PROBLEM In order to solve the said subject, in this invention, the handle shaft 31 is rotatably installed in the casing 10, and it cannot move in an axial direction, and it hangs with the receiving part installed in the fixed frame at the inner end of the handle shaft 31. An engaging plate 35 for fitting and disengaging is fixed, and a handle 30 which is undulated around the pivot shaft 32 in the radial direction is provided at the outer end of the handle shaft 31.

The lock end 60 is provided at the free end 38 of the handle 30 to lock the handle 30 to a part of the casing 10, and the lock unit 60 has a key 63. In the lock handle device which can be engaged with or detached from the casing 10 by

The casing 10 is pivotally attached with an openable lid 45 covering the free end 38 and the lock unit 60 of the handle 30, and the lid 45 has a closed stop position and a fully open position. The locking mechanism for a rotating door is characterized in that a click mechanism which is stabilized at is provided on the pivot shaft 46 of the lid 45.

In addition, in order to achieve the above object, the boss shaft 33 and the handle shaft of the casing 10 coupled with the handle shaft 31 of the handle 30 of the rotary door lock handle device of the present invention. The crown cam 18 is provided in one member and the contact surface 37 is formed in the member which abuts the other, and the said engagement plate 35 is in the closed stop position, The contact surface 37 corresponds to the notch of the crown cam 18 so that the handle 30 can be undulated, and the handle 30 contacts the contact when the engaging plate 35 is outside the closed stop position. Surface 37 is preferably in contact with the crown cam is characterized in that the handle 30 is in the shape of holding the withdrawal position.

Moreover, in order to achieve the said subject, in the rotation door lock handle apparatus of this invention, the lock unit 60 provided in the free end 38 of the said handle 30 is carried out by the key 63 inserted here. It is preferable that the pivot stop plate 64 which rotates with the cylinder can be engaged with and detached from the stationary plate support 20 of the casing 10.

Further, in order to achieve the above object, in the rotary door lock handle device of the present invention, the handle bearing portion 13 and the lock unit storage portion 16 of the casing 10 are cylindrical on the back side of the casing 10, respectively. It is preferably characterized in that it is a projecting portion protruding from the outer periphery, each of which is provided with a male screw 14 on the outer periphery, and the first and second nuts 15, 17 which can be fastened on the door surface are screwed on the outer side thereof. Do.

(Action of invention)

Since the invention of Claim 1 is comprised as mentioned above, when the lid | cover 45 is opened, the lid | cover 45 will stabilize in a flat state by the action of the click mechanism 47, and it hardly closes by mistake during the next lock handle operation. The lock handle inserts the key 63 into the keyhole 61 of the lock unit 60 provided at the free end 38 of the handle 30 to disengage the lock unit 60 from the casing 10. The handle 30 is pulled out of the casing 10 by holding the free end 38 and the handle 30 is inclined. When the handle 30 rotates around the handle shaft 31, the engaging plate 35 fixed to the inner end of the handle shaft 31 also rotates and is separated from the fixing frame receiving part.

Next, when closing, the engaging plate 35 is engaged with the fixed frame receiving part while closing the door and returning the handle 30 to its original position.

The free end 38 of the handle 30 is press-fitted into the casing 10 to engage the pivot stop plate of the lock unit 60 with a part of the casing 10 with a key 63.

In this way, the handle 30 cannot be operated without the key 63.

Thus, when the lid 45 is rotated and closed about its pivot axis, the state is maintained by the action of the click mechanism.

In this case, the lock unit 60 and the free end 38 of the handle 30 are covered by the cover 45 by the cover 45, and rain, dust, and the like do not enter the key hole 61.

In the invention according to claim 2, in addition to the effect of the invention of claim 1, the casing 10 is positioned around the boss portion 33 and the handle shaft 31 of the handle 30, and the crown cam 18 is on the other side. Since the member is provided with an abutting surface 37 which is in contact with and slides on the member, the direction in which the engaging plate 35 which rotates together with the handle 30 can be engaged with the receiving part, that is, the handle 30 is provided. The handle 30 can be undulated only when it is stored in the casing 10 and the lock unit 60 is locked in a direction (position). Otherwise, the handle 30 is not collapsed, and thus the handle is held in an upright position. It functions to clearly recognize from the outside whether or not the alignment plate 35 is engaged with the receiving portion.

In addition, since the handle 30 falls only when it is in the lockable direction, there is no fear that the lock unit 60 provided in the handle free end 38 may collide with a part of the casing 10 and be damaged.

In the invention of claim 3, in addition to the above action, locking the lock unit 60 with the casing 10 is caused by the rotational movement of the pivot stop plate 64 in the lock unit 60. Can work.

In the invention of claim 4, since the two cylindrical bearing portions 13 and the lock unit storage portion 16 protruding from the back surface 12 of the casing 10 are provided as above, a circular hole suitable for the door is provided. Two installations are fitted to the outside of the door, and the first and second fastening nuts 15 and 17 are clamped at two places on the inner side of the door, so that the casing 10 may rotate in relation to the door. It fully functions as a lock handle without it.

(Example)

Example 1

1-7, which is a representative embodiment including the invention of all claims.

In the figure, 10 is a casing, and is usually a die-cast molded product, which has a rounded spherical to elliptical shape in which the handle 30 can be accommodated as a whole, and the handle storage recess 11 in which the handle 30 is accommodated in the center portion thereof. The cylindrical handle bearing base 13 which protrudes toward the back surface 12 side and receives the handle shaft 31 is provided in the end.

A male screw 14 is cut on the outer circumferential surface of the handle bearing 13, and the first fastening nut 15 is screwed on the outer side thereof.

On the other hand, the lock unit housing portion 16 of the lock unit 60 protrudes from the other end rear surface 12 side of the casing 10, and the second male screw 16 is also cut and installed on the outer circumferential surface thereof. 2 Fastening nut 17 is screwed in.

In the handle bearing portion 13, the handle shaft 31 is rotatably installed without moving in the axial direction, and the outer end of the handle shaft 31 protrudes outward and is connected to the pivot shaft 32 in the radial direction thereof. It pivotally attaches to the boss | hub part 33 of the handle 30 by this.

The handle 30 is installed around the pivot shaft 32 so as to be reciprocally rotated in a range of angle α to a state inclined by about 30 ° while completely accommodated in the handle storage recess 11 of the casing 10. (See FIG. 1 dashed line).

The inner end 34 of the handle shaft 31 protrudes from the back surface 12 of the casing 10, and the engaging plate 35 is fixed to the handle shaft 31 on the inner end 34. Usually, the inner end 34 has a square shaft, and the rectangular hole of the engaging plate 35 is fitted and fastened with the nut 36.

The engaging plate 35 is engaged with and detached from the fixing frame (not shown) receiving part.

On the surface where the boss portion 33 and the handle bearing portion 13 of the handle 30 abut each other around the handle shaft 31, a contact surface 37 which is relatively in contact with the crown cam 18 is formed. In the form shown, the casing 10 side is a crown cam 18, and the boss | hub part 33 side of the handle 30 is a contact surface 37. As shown in FIG. These are provided somewhat outside of the said handle shaft 31. As shown in FIG.

In the place where the handle 30 is in a direction in which the handle 30 is necessarily received by the handle storing recess 11 of the casing 10, a notch 19 is formed in the crown cam 18, and the handle 30 comes into contact with the handle 30. The handle 30 is free to reciprocate to a position where the face 37 does not touch the crown cam 18 and falls completely within the handle storage recess 11 in a standing state of 30 °.

In addition, when the handle 30 is rotated around the handle 30 together with the handle shaft 31 in a state where the handle 30 is α = 30 °, the abutment surface 37 is connected to the top surface of the crown cam 18. Abutting and sliding, the handle 30 is maintained to be inclined 30 degrees.

In the boss portion 33 of the handle 30, the inner end surface of the inner portion of the handle portion 30 in the longitudinal direction of the handle 30, rather than the position of the contact surface 37 with the crown cam 18, protrudes inwardly inwardly. The cam surface 40 is provided, while the handle shaft 31 is provided with a ring-shaped spring pressing portion 41 which abuts against the mountain cam surface 40. The spring pressing portion 42 is always pushed up by the spring 43 and abuts against the mountain cam surface 40.

When the handle 30 is undulated, the ridge line 41 of the mountain cam surface 40 moves over the center line of the handle shaft 31, and two surfaces of the mountain cam surface 40 alternately move to the spring presser 41. In contact with each other, the handle 30 is secured at the end position of the stroke. That is, one kind of mechanical switch or flip-flop mechanism.

The lock unit 60 is fixed to the free end 38 of the handle 30, and the key hole 61 is exposed to the outside of the handle 30, and the lock unit 60 itself is formed of the handle 30. The free end 38 is fixed with a set screw 62 accommodated in the lock housing portion 16 extending inwardly in a cylindrical shape.

The lock movement stop plate 64, which is inserted into the lock unit 50 and rotates with the key 63, is installed in a part of the lock unit 60, and the lock unit accommodating part 16, which is a part of the casing 10, is provided. 2) It is provided so that engagement and disengagement with the stator plate receiving part 20 provided inward (refer FIG. 2 and FIG. 4) is carried out.

On the free end 38 side of the handle 30 of the casing 10, the cover 45 is installed to be open and close approximately β = 180 ° by a cover pivot shaft 46 parallel to the outer surface of the casing 10. The cover pivot shaft 46 is equipped with a kind of click mechanism 47 so that the cover 45 is stabilized at both ends of the rotational stroke.

The cover pivot shaft 46 is the incineration shaft (4, 8) is inserted into the cover 45 side, as shown in Fig. 5 to 7 and the rectangular case 49 is inserted into the casing (10) side In addition, the incineration shaft 48, the base flange 50 is inserted into the rectangular case 49, the inlet edge 52 of the rectangular case 49 is engaged with the base flange 50 outside the have.

The click protrusions 51 are formed at intervals of 180 ° in the axial direction near the circumference of the inner surface of the base flange 50.

On the other hand, in the rectangular case 49, a click receiving member 53 which moves only in the axial direction and does not rotate relative to the rectangular case 49 is provided, and on the surface contacting the click protrusion 51, this click is clicked. A click recess 54 for engaging and disengaging with the protrusion 51 is provided, and the third spring 55 is disposed in the rectangular case 48 between the click receiving member 54 and the rectangular case 49. The click receiving member 54 is pressed against the surface of the click projection 51 of the incineration shaft 48 so that one kind of click mechanism 47 is formed by the respective members 46 to 55.

5-7 are enlarged and described on account of description, and the dimension of one side of the rectangular shape case 49 shown is about 8 mm in an Example, but there is no limitation in this dimension.

When attaching the cover pivot shaft 46 inside the click mechanism 47 between the casing 10 and the cover 45, the incineration shaft 48 and the rectangular case 49 are resisted to the third spring 55. To reduce the length and insert it.

After insertion, when the lid 45 is closed and rotated 180 ° to open, the click protrusion 51 is filled in the click recess 54 so that the lid is stabilized.

Action of Example

First, when attaching the device and the door, the fitting plate 35 and the two fastening nuts 15 and 17 are dismantled, and the size corresponding to the handle bearing portion 13 and the lock unit storage portion 16 in the door or the like. Drill a hole in its corresponding position,

Next, the device is inserted in the outer side of the door in accordance with the two holes, and fastened firmly by the fastening nuts 15 and 17 on the inner surface of the door.

Next, when the handle 30 is in the closed stop position, the engaging plate 35 is fixed to the inner end of the handle shaft 31 in the direction of engaging with the fixing frame receiving portion.

Next, when the door is closed, first, the handle 30 free end 38 is pulled out about 30 ° around the pivot shaft 32. At this time, the contact surface 37 of the handle 30 is peeled off the notch portion 19 of the crown cam 18.

And the engaging plate 35 which rotates the handle 30 around the rotating shaft 31 around the handle shaft 31 is peeled off from the receiving part. At this time, the top surface of the handle 30 abutting surface 37 and the crown cam 18 slides.

Therefore, even if the hand is removed from the handle 30, the handle 30 does not fall in a state of standing up at α = 30 °.

Next, when closing the door, the door is closed in a state where the engaging plate 35 is out of the receiving part, and the handle 30 is rotated to the handle storing recess 11 direction of the casing 10. . Usually, the rotation angle γ of the handle is set to 60 ° to 90 ° (see Fig. 3). In this state, the contact surface 37 of the handle 30 is peeled off the top surface of the crown cam 18, coincides with the position of the notch portion 19, and the fastening plate 35 is securely fastened to the receiving portion. Customize

Next, the handle 30 is rotated about the pivot shaft 32 in the upright position along the casing 10.

Then, the key 63 is inserted into the key hole 61 and the rotation stop plate is rotated together with the cylinder of the lock unit 50 to engage the stop step plate 20 of the casing 10. .

Finally, the cover 45 is rotated by? = 180 ° around the cover pivot shaft 46, and the cover 45 completely covers the free end 38 of the lock unit 60 and the handle 30. .

It is preferable that an elastic packing is provided on the fitting surface of the cover 45 and the free end 38 of the handle 30 so as to be in close contact with each other.

In this way, since the lock unit 60 and the key hole 61 are completely covered with the cover 45, it is not weathered and rainwater and dust do not enter the key hole 61, and the key hole 51 is directly outside. It's invisible, so it's less playful here.

The next time you open the door, you can reverse the procedure when you close it.

In the invention according to claim 1, the lock unit 60 provided at the free end 38 of the handle 30 can be covered by the cover 45 in a locked state because it functions as described above. Its lifespan is extended, and the probability of causing mischief or illegal crime is greatly reduced.

In addition, since the lid 45 is stabilized at two positions of fully open and completely closed, there is no fear that the lid 45 will be closed during the operation of the handle 30, and it will not open by itself when it is closed.

In the invention according to claim 2, in addition to the effect of the invention according to claim 1, the contact surface 37 and the constitution crown cam 18 are formed around the handle shaft 31 of the boss 30 and the casing 10 as described above. ) Is relatively installed, so the handle 30 is undulated only when the closed state, and when the other direction, the effect of maintaining the standing state.

According to the invention of claim 3, the lock unit 60 is provided in addition to the above effects, so that the handle 30 can never be operated unless it is opened, thereby bringing an effect useful for crime prevention.

In the invention described in claim 4, in addition to the above effects, attachment and replacement to the doors are easy, and since they are combined with the doors at two places, there is an effect of being firmly fixed.

Claims (5)

The handle shaft 31 is rotatably installed on the casing 10 so as to be rotatable, and cannot be moved in the axial direction. An engaging plate 35 which engages and disengages with the receiving portion provided on the fixing frame is provided at the inner end of the handle shaft 31. ) Is fixed to the outer end of the handle shaft 31 is provided with a handle 30 to be undulated around the radial pivot 32 in the radial direction, At the free end 38 of the handle 30 is provided a lock unit 60 for engaging a part of the casing 10 with the handle 30 collapsed, and the lock unit 60 has its key. In the lock handle device, which is engaged with or detached from the casing 10 by (63). The casing 10 is pivotally attached with an openable lid 45 covering the free end 38 and the lock unit 60 of the handle 30, and the lid 45 is fully closed and fully open. A rotary door lock handle device, characterized in that a click mechanism which is stable in position is provided in the pivot shaft 46 portion of the lid 45. 2. The crown cam (1) according to claim 1, wherein one member is disposed around the boss portion (33) engaged with the handle shaft (31) of the handle (30) and the handle shaft (31) of the casing (10). 18) is provided, and a contact surface 37 is formed on the member that abuts the other teeth, the engaging plate 35 is in the closed stop position, the contact surface 37 is the crown cam In accordance with the notch in (18), the handle (30) is ups and downs, and the handle (30) is the crown cam (18) when the engaging plate (35) is outside the closed stop position. The door lock handle device of the rotation type characterized in that the handle 30 is in contact with the shape to maintain the withdrawal position. 3. The lock stop step according to claim 1 or 2, wherein the lock unit (60) provided at the free end (38) of the handle (30) rotates with the cylinder by a key (63) inserted therein. A rotary door lock handle device, characterized in that the plate (54) is engaged with and detachable from the fixed step plate receiving portion (20) of the casing (10). 3. The handle bearing portion 13 and the lock unit accommodating portion 16 of the casing 10 are projections protruding in a cylindrical shape on the back side of the casing 10, respectively. A rotary door lock handle device, characterized in that a male screw (14) is cut and installed on an outer circumference, and the first and second nuts (15, 17) which are screwed on the outer surface of the door are screwed together. 4. The handle bearing portion 13 and the lock unit accommodating portion 16 of the casing 10 are projections protruding in a cylindrical shape on the rear surface side of the casing 10, respectively, and each of the outer threads is formed on the outer circumference. 14. The lock door device for a rotary door according to claim 14, wherein the first and second nuts 15 and 17 which are fastened at the surface of the door are screwed on the outside thereof.