JP5725752B2 - Handle device - Google Patents

Description

  The present invention relates to a technique of a handle device that locks a door to a box body in which devices are stored.

  Patent Document 1 describes a lock unit of a handle device that has been conventionally used. The lock unit is composed of a known cylinder lock, and a cam provided in conjunction with the inner end of the rotor or an eccentric protrusion formed on the rotor itself is inserted into a passive hole of a latch bolt as a locking means.

  When the rotor of the lock unit is turned using a predetermined key, the latch bolt slides up and down and engages and disengages with the receiving groove on the back wall of the fixed case. The operating handle is locked at the lying position in the fixed case by engaging the tip of the latch bolt with the receiving groove.

JP 2001-73597 A

  In the lock unit of the handle device described in Patent Document 1, only when the latch bolt is slid downward and the latch bolt is disengaged from the receiving groove portion of the rear wall portion of the fixed case to open the door. Even when the door is closed and the latch bolt is engaged with the receiving groove of the back wall of the fixed case, the lock unit rotor must be rotated using a key.

When the door is closed and the operation handle is pushed down to the lying position in the fixed case, the operation procedure is simplified if the tip of the latch bolt automatically engages the receiving groove.
An object of the present invention is to solve such a problem, and to provide a handle device in which a handle is automatically locked when the door is closed and the handle is pushed down to a lying position.

In order to solve this problem, the present invention includes a housing attached to a cabinet door, and a handle pivotally supported near the upper end so as to be rotatable about a horizontal axis with respect to the housing. Is a handle device in which the door is opened by releasing the lock to the locking piece on the cabinet side by pulling on the handle, and the housing has a handle that urges the handle in a tilting direction with the lower end protruding from the housing An urging means is provided, and a lock unit that locks to the housing when the handle is closed is provided at the lower end of the handle, and the lower end of the housing is engaged with a stopper plate of the lock unit of the handle. A receiving member biased by a receiving member urging means is rotatably provided, and the stopper plate is engaged with the lock unit and the stopper plate is engaged with the receiving member. Provided clasp plate biasing means for biasing the ability posture, the catch plate, the is a posture not engaged with the receiving gold by only lock operation of the lock unit, the biasing force of the handle biasing means while a state that allows the lower end of the handle is moved in the direction of tilting and pops the engageable posture to the receiving gold by the biasing force of the catch plate biasing means when the lock non-operation of the lock unit When the handle is rotated from the open state to the closed state in the lock non-operating state, the handle contacts the clasp plate of the lock unit and the handle is rotated to the closed state side. An inclined surface for rotating the receiver in an allowable rotation direction that permits the rotation, and when the handle is rotated to a closed position in a non-locking state, the receiver is biased by the receiver biasing means. Allowable rotation by force The direction, characterized in that the latching section is rotated in the opposite direction back into position to engage the catch plate of the lock unit are formed.

According to the first aspect of the present invention, the lower end portion of the handle is provided with the lock unit that locks to the housing when the handle is closed, and the lower end portion of the housing is engaged with the clasp plate of the lock unit of the handle. A catcher spring-biased by a catcher biasing means in a direction to be joined is rotatably provided, and a handle biasing means for biasing the handle in a direction in which the lower end of the handle protrudes from the housing is inclined. The lock unit is provided with a clamp plate urging means for urging the lock plate in a posture engageable with the receiving plate, and the lock plate is formed only by a lock operation of the lock unit. is the receiving gold not engage the posture, while a state that allows it to be moved in a direction inclined by the lower end of the handle jump out by the force of the biasing means said handle, said lock Uni When the lock is not operated, the lever is biased by the biasing force of the stopper plate biasing means, and the handle is rotated from the open state to the closed state when the lock is not operated. In this case, an inclined surface that abuts on a stopper plate of the lock unit and rotates the receiver in an allowable rotation direction that allows the handle to be rotated to the closed state side, and a lock non-operating state. When the handle is rotated to the closed position, the receiver is rotated in a direction opposite to the allowable rotation direction by the urging force of the receiver urging means, and returned to a predetermined position. Since the latch part that engages with the latch plate is formed, when the cylinder of the lock unit is turned and the latch plate is moved downward and stored, the latch plate comes off from the latch part of the backing plate. The handle is howling by the handle biasing means When the door is closed with the stopper plate protruding upward and the handle is pushed down to the lying down position, the stopper plate resists the spring force of the receiving member biasing means. The handle is rotated and engaged with the latching portion of the catch, and the handle is automatically locked.

It is a front view of the handle apparatus 1 in which the handle 4 is in a closed state. It is sectional drawing of the handle apparatus 1 in which the handle 4 is in a closed state. It is sectional drawing of the handle apparatus 1 in which the handle 4 is an open state. 3 is a perspective view showing a component configuration of a lock unit 24. FIG. It is sectional drawing of the handle | steering-wheel 4. FIG. It is sectional drawing of the handle | steering-wheel 4. FIG.

  Hereinafter, a first embodiment of the present invention will be described with reference to FIGS. FIG. 1 is a front view of the handle device 1 with the handle 4 in a closed state. FIG. 2 is a cross-sectional view of the handle device 1 with the handle 4 in the closed state. FIG. 3 is a cross-sectional view of the handle device 1 with the handle 4 in the open state. FIG. 4 is a perspective view showing a component configuration of the lock unit 24. 5 and 6 are cross-sectional views of the handle 4.

  The handle device 1 includes a housing 2, a hook 3, a handle 4, a connecting plate 5, a rotating plate 6, link plates 7 and 9, and a roller 17. The housing 2 is provided with a ball plunger 12 and a receiving lever 13, and a lock unit 24 is provided at the tip of the handle 4.

  Both the housing 2 and the handle 4 are formed of zinc die casting. A handle portion 14 operated by an operator is formed at one end portion of the handle 4, and a base end portion is rotatably supported on the housing 2 by a connecting pin 15. The proximal end portion of the handle 4 is further extended to form a drive portion 16. A link plate 7 is connected to the distal end portion of the drive unit 16, and a locking portion (not shown) that is locked to a receiving plate provided in the upper part of the cabinet is connected to the link plate 7.

One end of the metal hook 3 is pivotally supported by the housing 2 and is in contact with the end surface of the drive unit 16 via a roller 17. On the end surface of the hook 3, a locking side 19 is formed that locks to the catch 18 of the cabinet body when the handle 4 is closed.
One end of the metal rotating plate 6 is pivotally supported by the housing 2, and a link plate 9 is connected to the other end. The rotating plate 6 is connected to the handle 4 via the connecting plate 5, and the link plate 9 moves in the vertical direction as the handle 4 is operated. The link plate 9 is connected to a locking portion 21 that locks to a receiving metal 20 provided at the lower portion of the cabinet door.

  The metal receiving lever 13 is pivotally supported at the lower end of the portion of the housing 2 covered with the handle 14 of the handle 4 by a connecting pin 27 parallel to the front surface of the door. A latching portion 26 is formed on the end surface of the lever 13. A latch plate 35 of the lock unit 24 provided at the distal end portion of the handle 4 is engaged with the latch portion 26. The connecting pin 27 is provided with a torsion coil spring 31, and the torsion coil spring 31 biases the receiving lever 13 as a spring. The tip end portion of the receiving lever 13 that is biased is in contact with the contact surface 32 of the lower end portion of the housing 2.

The ball plunger 12 is provided at an upper end portion of a portion of the housing 2 that is covered with the handle portion 14 of the handle 4 and urges the handle 4 in a direction in which the handle 4 is pulled up.
The lock unit 24 provided at the tip of the handle 4 includes a cylinder 36, a clasp plate 35, a torsion coil spring 37, and a retaining pin 38. The cylinder 36 has a substantially cylindrical shape and is formed by zinc die casting. A groove 39 for inserting a flathead screwdriver or the like is formed on one end surface of the cylinder 36, and an eccentric protrusion 41 that engages with the engagement hole 40 of the stopper plate 35 is formed on the other end surface. A recess 42 is formed on the outer periphery of the cylinder 36, and a torsion coil spring 37 is fitted into the recess 42. One end of the torsion coil spring 37 is locked to the cylinder 36 and the other end is locked to the handle 4 side, and the cylinder 36 is spring-biased. The retaining pin 38 is provided at the rear end portion of the recess 42 to prevent the cylinder 36 from coming off.

  The stopper plate 35 is a flat plate made of metal and has an engagement hole 40 with which the eccentric protrusion 41 of the cylinder 36 engages. The handle 4 is engaged with the eccentric protrusion 41. It is inserted into the back side. When the operator inserts a flathead screwdriver or the like into the groove 39 and rotates the cylinder 36 against the spring force of the torsion coil spring 37, the stopper plate 35 locked to the eccentric protrusion 41 is released from the latching portion 26. It moves out and moves downward and retracts into the handle 4.

  Here, the operation of the handle device 1 will be described. In the handle device 1 shown in FIG. 2, the handle 4 is in the closed state, and the stopper plate 35 locked to the eccentric protrusion 41 of the cylinder 36 is spring-biased and is engaged with the latching portion 26 of the receiver lever 13. Match.

  When the operator inserts a flat-blade screwdriver or the like into the groove 39 and rotates the cylinder 36 against the spring force of the torsion coil spring 37, the stopper plate 35 locked to the eccentric protrusion 41 moves downward. Since the handle 4 is retracted, the engagement between the stopper plate 35 and the latching portion 26 is released. Then, the handle 4 is slightly lifted by the ball plunger 12. In this position, even if the operator pulls out the flat-blade screwdriver inserted into the groove 39 and the stopper plate 35 jumps out of the handle 4, the stopper plate 35 does not engage with the latch portion 26.

  When the operator pulls out the minus driver from the groove 39, the cylinder 36 is rotated by the spring force of the torsion coil spring 37 and returns to the initial state. Accordingly, the clasp plate 35 locked to the eccentric protrusion 41 protrudes upward from the handle 4 and protrudes.

  When the operator holds the handle portion 14 and pulls the handle 4 forward, the engagement between the locking portions connected to the link plates 7 and 9 and the cabinet catcher is released. The cabinet door can be opened by pulling it up while pulling up.

  Next, a procedure for locking the handle 4 will be described. The operator first closes the door while keeping the handle 4 pulled up. When the handle 4 is held and the handle 4 is pushed down after the door is closed, the stopper plate 35 protruding upward comes into contact with the inclined surface 33 of the receiving lever 13. When the handle 4 is further pushed down, the receiving lever 13 is pressed by the stopper plate 35 that is in contact with the inclined surface 33, and rotates upward against the spring force of the torsion coil spring 31. The stopper plate 35 moves along the inclined surface 33 of the receiving lever 13 and fits into the latching portion 26. In this way, the handle is locked.

  At this time, the locking portions connected to the link plates 7 and 9 are respectively engaged with the cabinet receivers, the locking sides 19 of the hooks 3 are locked to the cabinet body receivers 18, and the door is locked to the cabinet body. Is done.

  In this embodiment, unlocking is performed using a general-purpose tool such as a flat-blade screwdriver without using a predetermined key, so the operator should carry the key or place the key in a predetermined location. It does not have to be.

  As described above, the housing 2 attached to the cabinet door and the handle 4 pivoted about the horizontal axis about the housing 2 so that the vicinity of the upper end is pivotally supported are provided by pulling the handle 4 forward. The handle device 1 is configured such that the door is opened by unlocking the locking piece on the cabinet side, and the housing 2 is biased in a direction in which the handle 4 is tilted by protruding the lower end of the housing 2. A ball plunger 12 as an urging means is provided, and a lock unit 24 that locks to the housing 2 when the handle 4 is closed is provided at the lower end portion of the handle 4, and the handle 4 is provided at the lower end portion of the housing 2. Since the receiving lever 13 which is a receiving spring biased in a direction to engage with the stopper plate 35 of the lock unit 24 is provided, a minus driver Turn the lock unit 24 and the like, when the housing by moving the stopper metal plate 35 downward, the handle 4 is in a state in which the lower end is inclined protrudes with respect to the housing 2 by the ball plunger 12. At this time, by removing a flat screwdriver or the like from the lock unit 24, the stopper plate 35 moves upward and protrudes due to the operation of the torsion coil spring 37 in the lock unit 24. When the door is closed with the stopper plate 35 protruding and the handle 4 is pushed down to the lying position, the stopper plate 35 rotates the receiving lever 13 against the spring force and engages the receiving lever 13. The handle 4 is automatically locked.

DESCRIPTION OF SYMBOLS 1 Handle apparatus 2 Housing 3 Hook 4 Handle 5 Connecting plate 6 Rotating plate 7, 9 Link plate 12 Ball plunger 13 Receiving lever 14 Handle parts 15, 27 Connecting pin
16 Driving part 17 Roller 18, 20 Receiving metal 19 Locking side 21 Locking part 24 Locking unit 26 Locking part 31, 37 Torsion coil spring 32 Contact surface 33 Inclined surface 35 Stopper plate 36 Cylinder 38 Retaining pin 39 Groove 40 Engagement hole 41 Eccentric protrusion 42 Recess

Claims (1)

A housing attached to the cabinet door; and a handle pivotally supported in the vicinity of the upper end of the housing so as to be rotatable about a horizontal axis. A handle device that unlocks and opens the door,
The housing is provided with handle urging means for urging the handle in a direction in which the lower end protrudes from the housing and tilts.
At the lower end of the handle is provided a lock unit that locks to the housing when the handle is closed,
A lower end of the housing is provided with a receiving spring that is spring-biased by a receiving-end biasing means in a direction to engage with a stopper plate of a lock unit of the handle,
The lock unit is provided with a stopper plate urging means for urging the stopper plate in a posture engageable with the receiver.
The catch plate, the is a posture not engaged with the receiving gold by only lock operation of the lock unit, to be moved in a direction inclined by the lower end of the handle jump out by the force of the biasing means the handle while the allowable states, the during lock non-operation of the lock unit is engageable posture to the receiving gold by the biasing force of the catch plate biasing means,
When the handle is rotated from the open state to the closed state in the lock non-operating state, the handle is allowed to abut on the clasp plate of the lock unit and to be rotated to the closed state side. An inclined surface for rotating the receiver in an allowable rotation direction, and when the handle is rotated to a closed position in a non-locking state, the receiver is biased by the biasing force of the receiver biasing means. A handle device comprising: a latching portion that is pivoted in a direction opposite to the permissible pivoting direction and returned to a predetermined position to engage with a clasp plate of the lock unit.

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