KR200225541Y1 - Cremone lock assembly of pull-out and rotation type - Google Patents

Abstract

Since the unlocking operation and the opening operation of the door are the movements of the hand in the same direction, an ergonomically extracting rotation type cremon lock device is provided.

The operation handle 4 is pivotally attached to the fixed case 2 by a horizontal pivot axis 3 parallel to the door surface, and the operation handle 4 to the upper slider 8 housed in the upper portion of the fixed case 2. The upper manual part 6 and the lower manual part 7 which are pressed by the driving protrusion 5 of the interlocking body 10, and the interlocking disc 10 stored in the middle part of the fixed case 2 is orthogonal pivot shaft 9; The lower slider 11 is accommodated in the lower part of the fixed case 2, and the cam protrusion 12 of the upper slider 8 is engaged with the cam slot 13 of the interlocking disk 10, The cam protrusion 14 of the lower slider 11 is engaged with the cam slot 15 of the interlocking disk 10.

Description

Withdrawal rotation type CRMONONE lock device {CREMONE LOCK ASSEMBLY OF PULL-OUT AND ROTATION TYPE}

The present invention relates to a cremone lock device of a pull-out rotation type in which the upper and lower sliders are linearly driven to the unlocked position by the operation handle pull-out rotation in a direction perpendicular to the front of the door.

In the conventional cremon lock apparatus, the operation handle is rotated in parallel with the front of the door, and the upper and lower sliders are linearly driven to the unlocked position, and then the door is opened by pulling the operation handles directly forward while maintaining the rotation position. have. As described above, since the direction in which the hand moves is different in the unlocking operation and the opening operation, the conventional apparatus is ergonomically unreasonable.

Accordingly, an object of the present invention is to provide a pull-out rotation type cremon lock device that is free from ergonomics because the door unlocking operation and the opening operation become hand movements in the same direction.

1 is a front view of a pull-out rotation type cramon lock device according to an embodiment of the present invention,

2 is a right side view of this cremon lock device;

3 is a cross-sectional view taken along the line A-A of FIG.

4 is a cross-sectional view taken along the line C-C of FIG.

5 is a cross-sectional view taken along the line B-B of FIG.

Fig. 6 is a front view of the upper slider, the interlocking disk, and the lower slider of this cremon lock device.

Explanation of symbols on the main parts of the drawings

One; Door 2; Fixed case

3; Horizontal pivot axis 4; Operation handle

5; Driving projection 6 of the operation handle; Upper passive part of upper slider

7; Lower passive 8 of the lower slider; Top slider

9; Orthogonal pivot axis of the interlocking disk 10; Interlocking disk

11; Sub slider 12; Cam protrusion of upper slider

13; The interlocking disk is camslot 14; Cam protrusion of sub slider

15; Camslot 16 of the interlocking disk; Spring for Pressure of Handle

17; Lock unit 18; Rotor of lock unit

19; Cam disk 20; Padlock fixing plate

21; Papermaking shoulder 22 of the operation handle; key

23; Cam protrusion 24 of the cam disc; Cam groove of lock fixing plate

25; Interlocking member of cam disk

The cramon lock device of the invention of claim 1 has a fixed case 2 fixed to the door 1 and an operation handle 4 pivotally attached to the fixed case 2 by a horizontal pivot axis 3 parallel to the front of the door. ), An upper manual part 6 and a lower manual part 7 which are accommodated in the upper part of the fixed case 2 so as to be movable up and down and pressed by the driving protrusion 5 of the operation handle 4. In the upper slider (8) having a lower portion, the interlocking disk (10) accommodated in an intermediate portion of the fixed case (2) and supported by an orthogonal pivot shaft (9) perpendicular to the door surface, and in the lower portion of the fixed case (2). The lower slider 11 accommodated up and down is comprised.

The cam slot or cam protrusion 12 provided at the lower end of the upper slider 8 is engaged with the cam protrusion or cam slot 13 provided at the left and right sides of the interlocking disk 10, and the upper end of the lower slider 11 is engaged. The cam slots or cam protrusions 14 installed in the upper side are engaged with the cam protrusions or cam slots 15 provided on the left and right sides of the interlocking disk 10.

In addition to the above-described configuration, the crayon lock device of the invention of claim 2 includes a spring 16 for rotating and pressing the operation handle 4 to a position where the driving protrusion 5 abuts the upper manual part 6. It is installed between 2) and the operation handle (4).

In addition to the above-described configuration, in the cramon lock apparatus of the invention of claim 3, a cam disc 19 which is provided with a lock unit 17 on the front of the fixed case 2 and interlocks with the rotor 18 of the lock unit 17 is provided. ) And the lock fixing plate 20 driven up and down by the cam disk 19 in the fixed case 2, and the lower end of the lock fixing plate 20 is made of the base of the driving protrusion 5. It is engaged with the part 21.

In addition to the above configuration, in the cramon lock device of the invention of claim 4, the lower end portion 20a of the lock fixing plate 20 is formed in a bifurcation shape, and the crushing portion 21 is formed at two left and right positions of the root portion of the driving protrusion 5. , 21).

In this cremon lock apparatus, when the operation handle 4 is rotated about the horizontal pivot axis 3 in response to the pressurization of the spring 16, that is, the operation handle 4 is perpendicular to the front of the door 1. When the drawing rotation is performed, since the driving protrusion 5 of the operation handle 4 pushes down the lower manual part 7 of the upper slider 8, the upper slider 8 is driven downward to drive the upper slider 8 The latches 38 connected to the < RTI ID = 0.0 >) < / RTI >

As the interlocking disk 10 rotates about the orthogonal pivot axis 9 by the action of the cam protrusion 12 and the cam slot 13 in accordance with the downward movement of the upper slider 8, the cam protrusion 14 ) And the lower slider 11 is driven upward by the action of the cam slot 15 and the latch 39 connected to the lower slider 11 is disengaged from the catch 41 on the side of the fixed frame body.

In this way, the lock 1 at the two upper and lower portions of the door 1 to the fixed frame body is released at the same time, and the door 1 is opened by pulling the operation handle 4 directly forward. It is not necessary to change the direction of movement of the hand in the unlocking operation and the opening operation of the door 1.

After closing the door 1, push the operation handle 4 in a direction perpendicular to the front of the door to rotate it, and the driving protrusion 5 of the operation handle 4 moves the upper manual part 6 of the upper slider 8 to the upper side. Since it pushes up, the upper slider 8 is drive-extruded upwards by a predetermined stroke, and the latch 38 is engaged with the receiving body 40 by the side of a fixed frame body.

In response to the upward movement of the upper slider 8, the interlocking disk 10 reversely rotates about the orthogonal pivot axis 9 by the action of the cam protrusion 12 and the cam slot 13, so that the cam protrusion ( By the action of 14 and the cam slot 15, the lower slider 11 is driven downward by a predetermined stroke, and the latch 39 is engaged with the receiver 41 on the side of the fixed frame body. Thereby, the door 1 is lock-fixed with respect to a fixed frame at two places of upper and lower sides.

In order to ensure security management, a predetermined key 22 is inserted into the key hole 42 of the rotor 18 of the lock unit 17, and the cam disc 19 interlocked with the rotor 18 is inserted. What is necessary is just to rotate to a predetermined direction. Since the lower end portion 20a of the lock fixing plate 20 is moved to the position to be engaged by the papermaking shoulder portion 21 of the root portion of the driving protrusion 5 by driving the cam disc 19, the operation handle 4 Is withdrawn and the upper and lower sliders 8 and 11 are positioned at the corrected position.

(Designated embodiment)

In the illustrated embodiment, the horizontal pivot shaft 3 of the operation handle 4 is concealed inside the fixed case 2 to increase security. As shown in Fig. 4, a vertically long rectangular space 33 is formed in the box-shaped case portion 2a on the rear side of the fixed case 2, and the upper slider 8 and the lower slider 11 It is stored in the space 33. The circular space 34 overlaps with and forms in the substantially middle part of the front surface side of this space 33, and the circular interlocking disk 10 is accommodated in this space 34. As shown in FIG. The orthogonal pivot shaft 9 fitted into the central shaft hole 10a of the interlocking disk 10 is integrally formed with the rear wall portion of the box-shaped case portion 2a.

As shown in FIG. 6, the cam slots 13 and 15 provided in pairs on the interlocking disk 10 are formed long in the radial direction. The cam protrusion 12 of the upper slider 8 and the cam protrusion 14 of the lower slider 11 are comprised by the pin | pin which pushes in. A cylinder 8a for interlocking rod attachment is connected to the upper end of the upper slider 8 by a fixing pin 13, and the latch 38 is connected to the tip of an interlocking rod (not shown). The lower end of the lower slider 11 is connected to the interlocking rod attaching cylinder (11a) by the fixing pin 32, the latch 39 is connected to the front end of the interlocking rod (not shown).

In the front wall portion of the upper slider 8, the driving protrusion 5 of the operation handle 4 is provided with an inlet opening 8b. The upper passive part 6 is comprised by the fixed shaft pin 6a and the roller 6b fitted to this, and the lower passive part 7 is comprised by the fixed shaft pin 7a and the roller 7b fitted to this, and is driven The pressing and lowering operation of the upper slider 8 by the projections 5 is smooth. The rotation pressing spring 16 of the operation handle 4 is composed of a leaf spring, and is formed in a bifurcated shape so as to receive a root portion of the driving protrusion 5. The tip of the two-piece portion is in contact with the operation handle 4 by the rear spring receiving portion 29 slightly above the horizontal pivot shaft 3. For this reason, the operation handle 4 is rotationally pressurized in the counterclockwise rotation in Fig. 3, and the driving protrusion 5 is held at the correct position at which the upper manual part 6 is pushed up.

When the inclined surface portion 30 is formed at the root portion of the driving projection 5 adjacent to the rear spring receiving portion 29, and the operation handle 4 is pulled out to the unlocked position, the spring 16 The tip of the two-piece portion is brought into contact with the inclined surface portion 30 so that the operation handle 4 is held in the unlocked position. The papermaking shoulder 21 of the drive protrusion 5 is formed at a position on the rear side of the horizontal pivot shaft 3. As shown in Fig. 5, the lock fixing plate 20 is housed in a rectangular space 35 of the fixing case 2 so as to be movable. The cam disc 19 is interlocked with the rotor 18 of the lock unit 17 through the interlocking member 25 as shown in FIG. 3, and the lock fixing plate 20 side of the cam disc 19 is provided on the rear surface of the cam disc 19. The cam protrusion 23 which is engaged with the laterally long cam groove 24 is provided.

Elongated spaces 36 are provided on the left and right sides of the rectangular space 35, and the tip of the position-holding spring 26 formed by the leaf springs accommodated in the space 36 is a cam of the cam disc 19. Semi-circular recesses 27 and 28 on the side of the lock fixing plate 20 when the lock fixing plate 20 moves up and down by the action of the projection 23 and the cam groove 24 of the lock fixing plate 20. ), The lock fixing plate 20 is held at the unlocked position or the locked position.

As described above, the CREMON lock device of the invention of claim 1 drives the operation handle 4 by drawing the rotation of the operation handle 4 directly in front of the horizontal axis 3 parallel to the front of the door 1. The projection 5 pushes down the lower passive part 7 of the upper slider 8, and the lower slider 11 is moved upward by the interlocking disk 10 in accordance with the downward movement of the upper slider 8, The latches 38 and 39 connected to the upper slider 8 and the lower slider 11 are disengaged from the retainers 40 and 41 on the side of the fixed frame body, and are operated by a single operation called the withdrawal rotation of the operation handle 4. Since the disengagement and opening of the door 1 are performed continuously, ergonomically-free operation and ease of operation are superior to those of the conventional apparatus, which needs to be pulled straight forward after rotating the operation handle in parallel with the door surface.

In the crammon lock device of the invention of claim 2, the spring 16 for rotating and pressing the operation handle 4 to the position where the driving protrusion 5 abuts the upper manual part 6 is fixed to the case 2 and the operation handle. Since it is provided between (4), the operation handle 4 does not unintentionally rotate by the vibration shock, and the upper slider 8 and the lower slider 11 are stably maintained at the correct position.

In the cramon lock device of the invention of Claim 3, the cam disk 19 which interlocks with the rotor 18 of the lock unit 17 provided in the front upper part of the fixed case 2, and the cam disk 19 are moved up and down by the cam disk 19. Since the lock fixing plate 20 driven by the lock is accommodated in the fixing case 2 and the lower end of the lock fixing plate 20 is engaged with the papermaking shoulder 21 of the root portion of the driving protrusion 5, it is necessary. According to this, it is possible to positively regulate the withdrawal rotation of the operation handle 4 with the lock unit 17, and the security management can be perfected.

In the cremon lock device of the invention of claim 4, the lower end portion 20a of the lock fixing plate 20 is formed in a bifurcation shape, and it hangs on the papermaking shoulder portion 21 formed at the left and right two places of the root portion of the driving protrusion 5. Since the force is adjusted, the force applied to the lock fixing plate 20 is dispersed, thereby increasing the mechanical strength.

Claims (5)

A fixing case 2 fixed to the door 1, an operation handle 4 pivotally attached to the fixing case 2 by a horizontal pivot shaft 3 parallel to the front of the door, and an upper portion of the fixing case 2; An upper slider 8 having an upper manual part 6 and a lower manual part 7 which are housed in a vertically movable manner and pressed by the driving protrusion 5 of the operation handle 4, and a fixed case 2. Interlocking disc 10, which is accommodated in an intermediate portion of and supported by an orthogonal pivot shaft 9 perpendicular to the door surface, and a lower slider 11 that is housed in a lower portion of the fixed case 2 so as to be movable up and down. The cam slot or cam protrusion 12 provided at the lower end of the upper slider 8 is engaged with the cam protrusion or cam slot 13 provided at the left and right sides of the interlocking disk 10, and the lower slider 11 is engaged. The cam slot or cam protrusion 14 provided at the upper end is engaged with the cam protrusion or cam slot 15 installed at the other left and right sides of the interlocking disk 10. Withdraw rotary locking device that features a large lemon. The method of claim 1, wherein the spring 16 for rotating and pressing the operation handle (4) to the position where the driving projection (5) abuts the upper manual portion (6) of the fixed case (2) and the operation handle (4) Cremon lock device, characterized in that installed between. 3. The cam disc 19 according to claim 1 or 2, wherein a lock unit 17 is provided on the front upper part of the fixed case 2, and the cam disc 19 interlocks with the rotor 18 of the lock unit 17. The lock fixing plate 20 driven up and down by the 19 is housed in the fixing case 2, and the lower end of the lock fixing plate 20 is attached to the papermaking shoulder 21 at the base of the driving protrusion 5. Cremon lock device characterized in that the engagement. The lower end portion 20a of the lock fixing plate 20 is formed in a bifurcation shape, and the papermaking shoulder portions 21 and 21 are formed at two left and right positions of the root portion of the driving projection 5. Cremon lock device, characterized in that formed. The lower end portion 20a of the lock fixing plate 20 is formed in a bifurcation shape, and the papermaking shoulder portions 21 and 21 are formed at two left and right positions of the root portion of the driving protrusion 5. Cremon locker.