JPH04119069U - plane handle - Google Patents

Abstract

(57) [Summary] [Objective] To provide a flat handle that allows the handle to be pulled out by unlocking a cylinder lock, has a relatively simple structure, and can be easily attached. [Configuration] A handle shaft 5 is rotatably attached to the upper part of the main body case 1, and a handle 10 is attached to the tip of the handle shaft 5.
The base of is pivoted. A cylinder lock 2 is rotatably disposed at the lower part of the main body case 1, and a locking recess 10a is provided at the lower end of the handle 10. On the outer periphery of the cylinder lock 2,
A locking protrusion 4 that engages with the locking recess 10a when the handle 10 is housed in the main body case 1 is provided so as to rotate together with the cylinder lock 2 and release the engagement. cylinder lock 2
A recess is provided in a part of the main body case 1 facing the outer periphery of the cylinder lock 2, into which a tumbler pin of the cylinder lock 2 enters to prevent rotation of the cylinder lock 2.

Description

[Detailed explanation of the idea]

0001

[Industrial application field]

This invention is a lock that can be attached to the door of an electrical equipment storage box installed outdoors. Regarding a flat handle with a mechanism.

0002

[Conventional technology]

As this type of flat handle, a handle shaft is provided at the top of the main body case. The handle is pivoted on the handle shaft so that it can be taken in and out of the main case. A lock with a cylinder lock at the bottom that moves up and down by rotating the cylinder lock. By connecting the bars and moving the lock bar by operating the cylinder lock, the handle A flat handle with a structure that locks or unlocks the rotation of the dollar shaft was developed in 1983. This has been proposed in Publication No. 87874, etc.

0003

[Problem that the idea aims to solve]

However, this flat handle can be stored inside the main case regardless of the operation of the cylinder lock. The stored handle can be pulled out, so there is no chance that the handle will be pulled out due to mischief. If it is exposed and remains protruding, there is a risk that a human body may hit it, and , multiple cylinder locks are used to transmit the movement of the lock shaft to the handle shaft located at the top. There are issues with the structure becoming more complex, such as the need to use parts and long lock bars. Ta.

0004 Furthermore, this type of flat handle is generally attached with two screws from the back side of the door. The upper and lower parts can be fixed, but a flat handle is required for easier installation. It was desired.

[0005] This invention was made to solve the above problem, and it is a cylinder lock unlocking operation. The handle can be pulled out, and the structure is relatively simple. The aim is to provide a flat handle that can be simply installed.

[0006]

[Means to solve the problem]

To achieve the above purpose, the handle shaft is rotatable at the top inside the main body case. The base of the handle is pivoted to the tip of the handle shaft, and the base of the handle is A cylinder lock is rotatably arranged in the handle, and a locking recess is provided in the lower end of the handle. , there is a locking recess on the outer periphery of the cylinder lock when the handle is stored in the main body case. A locking protrusion that engages with the cylinder lock is provided so as to rotate together with the cylinder lock to release the engagement, A part of the main body case facing the outer periphery of the cylinder lock has a tumbler pin of the cylinder lock. A recess is provided that allows the cylinder lock to enter and prevent rotation of the cylinder lock. To fix it in place, a fixing screw is screwed into the end of the main body case from the back. A fixing part that has a protrusion that holds the edge of the part and fits between the edge and the main case. The material is provided so as to be pressable at the attachment point using a fixing screw.

[0007]

[Effect]

When using the handle to open the door, insert the designated key into the cylinder lock. , rotate about 90 degrees. When the locking protrusion rotates together with the cylinder lock, the locking protrusion and the The locking recess on the handle side is disengaged, and the handle can be pulled upwards and rotated. Ru.

[0008] Then, insert your finger from the bottom of the handle and pull it out. And Han When you turn the handle, the handle shaft rotates and the latch plate fixed to its end rotates. The switch is removed.

[0009] To close the door, hold the handle, close the door, and insert the handle into the main case. Store it, insert the key into the cylinder lock, and turn it to the locked position. Then, the cylinder lock is released. The locking protrusion on the periphery is locked in the locking recess at the lower end of the handle, resulting in a locked state.

0010

【Example】

Hereinafter, embodiments of the present invention will be described based on the drawings.

[0011] FIG. 1 shows a front view of the planar handle, and FIGS. 4 and 5 show cross-sectional views thereof. 1 is a vertically long box-shaped main body case, and a flange portion is formed on the front periphery of the main body case 1. A cylinder lock 2 is rotatably disposed at the lower part of the main body case 1.

0012 That is, a cylinder lock insertion part is formed in the lower part of the main body case 1, and the cylinder lock is inserted therein. The lock 2 is inserted, and the pin 6 driven into the main body case 1 is installed around the cylinder lock. The cylinder lock 2 is inserted into the outer circumferential groove formed by the cylinder lock 2 and can be rotated within a range of about 90 degrees. Ma In addition, a tumbler pin 2a is provided on a part of the outer periphery of the cylinder lock 2 so as to be protrusive. The recess 3 for fitting the tumbler pin 2a in the locked position is located at the opposite position on the main body case side. It will be installed at the location. When the key is inserted into the cylinder lock 2, the tumbler pin 2a is retracted. Then, the cylinder lock 2 becomes rotatable.

[0013] The upper outer periphery of the cylinder lock 2 is provided with a locking recess 10a of the handle 10, which will be described later. A locking convex portion 4 is provided in a protruding manner.

[0014] A handle shaft 5 is horizontally and rotatably supported in the upper part of the main body case 1. this The handle shaft 5 is formed into a stepped shape having a large diameter part and a small diameter part, and has a latch plate at the end thereof. The fixing part for fixing 11 has a shape that limits the rotation range, and it can be removed from the case to the back side. The latch plate 11 is fixed to the fixed part by screws 9.

[0015] A handle 10 is attached to the tip of the handle shaft 5, and its base is attached to the tip of the handle shaft 5. In the covered state, insert the pin 12 through the horizontal through hole drilled in the base and the shaft support. It will be done. Note that a reinforcing plate 13 is fixed inside the handle 10, and as shown in FIG. The tip of the handle shaft 5 is divided into two parts, and a reinforcing plate 13 is inserted between them to support the shaft. Ru.

[0016] Further, a coil spring 7 and a retainer 8 are arranged on the outer circumference of the handle shaft 5. A coil spring 7 and a retainer 8 are provided between the handle 10 and the large diameter portion of the handle shaft 5. is pinched, and the base of the handle 10 is pushed forward via the retainer 8 by the coil spring 7. is energized by Further, the base of the handle 10 is provided with an inclined surface 10b. Pull out the cable 10 from inside the main body case 1 to a tilted position of about 45 degrees around the pin 12. When rotated, the inclined surface 10b comes into contact with the retainer 8 to maintain its drawn state. Ru. A seal ring 14 is fitted onto the large diameter portion of the handle shaft 5 for waterproofing purposes.

[0017] On the other hand, the locking protrusion 4 of the cylinder lock 2 is locked at the lower end of the handle 10. A locking recess 10a is provided.

[0018] Furthermore, in order to fix the main body case 1 to the mounting location, the upper end of the main body case 1 is The fixing member 15 is moved forward and backward within a small range (fixing screw 1 4) is slidably fitted in the axial direction. Also, from the back of the upper end of the main body case 1. The fixing screw 14 is screwed together, and the tip of the fixing screw 14 fits into the hole provided in the fixing member 15. It is inserted loosely into the The fixing member 15 has an edge of the attachment point between it and the main body case 1. A protrusion 15a is provided that presses the edge while being inserted into the protrusion 15a.

[0019] When attaching the flat handle configured as above to the door, attach it to the panel 17 of the door. Insert the front side into the formed rectangular hole while loosening the fixing screw 14 and moving the fixing member 15. Then, the back of the main body case 1 is fitted.

[0020] At this time, first, there is a panel between the upper end flange of the main body case and the fixing member 15. Insert the edge, lift the main case 1 to the uppermost position, and insert it into the outer circumferential groove at the bottom of the main case. Insert the edge of the panel 17 into the frame, and then push the main case 1 down to the lowest position In other words, with a gap created between the upper edge of the panel 17 and the main body case, the fixing screw 1 Turn 4 in the tightening direction.

[0021] As a result, the fixing member 15 is pressed against the panel 17 with the tip of the screw or the stepped portion. The protrusion 15a is fitted into the gap, and it can be flattened by tightening only one fixing screw 14. Face handles are easily fixed. There is no space between the flange of the main body case and the panel 17. It is waterproofed with a coating.

[0022] When using the handle to open the door, insert the designated key into cylinder lock 2. and rotate it approximately 90 degrees. When the locking protrusion 4 rotates together with the cylinder lock 2, the locking protrusion 4 and the locking recess 10a on the handle 10 side are disengaged, and the handle 10 is pulled upward. It will be in a state where it can be taken out and rotated.

[0023] Then, insert your finger from the bottom of the handle 10 and pull out the handle 10. stop When the handle 10 is turned, the handle shaft 5 rotates and the latch fixed to the end of the handle shaft 5 rotates. The latch plate 11 is rotated and the latch is released.

[0024] To close the door, hold the handle 10 to close the door, and then 1, insert the key into the cylinder lock 2, and turn it to the locked position. Then, The locking protrusion 4 on the outer periphery of the cylinder lock is locked in the locking recess 10a on the lower end of the handle, and the lock is activated. It becomes locked.

[0025]

[Effect of the idea]

As explained above, according to the flat handle of the present invention, the lower end of the handle A locking recess is provided on the outer periphery of the cylinder lock, and the handle is housed inside the main case. The locking protrusion that engages with the locking recess rotates together with the cylinder lock to release the lock. A part of the main body case facing the outer periphery of the cylinder lock is provided with a cylinder. Constructed with a recess into which the tumbler pin of the lock enters and prevents rotation of the cylinder lock. Therefore, the handle is pulled out or can be pulled out only when the cylinder lock is unlocked. Therefore, the handle cannot be pulled out by mischief.

[0026] In addition, as a locking mechanism, a locking protrusion is provided on the cylinder lock, and a locking recess is provided on the handle. Since it is only necessary to provide a It also has a small number of parts and can be manufactured at low cost.

[0027] Furthermore, in order to secure the main body case to the location where it is to be installed, there is a The fixing screw is screwed together from The fixing member that has a protrusion that is inserted into the can be pressed against the attachment point using the fixing screw. The flat handle can be easily fixed to the installation location with a single fixing screw. can do.

[Brief explanation of drawings]

FIG. 1 is a front view of a flat handle.

FIG. 2 is a left side view of the same.

FIG. 3 is a plan view of the same.

FIG. 4 is a front view including a partially broken part.

FIG. 5 is a longitudinal cross-sectional view.

FIG. 6 is a sectional view taken along line VI-VI in FIG. 1;

FIG. 7 is a longitudinal sectional view with the handle pulled out.

[Explanation of symbols]

1-main case, 2-cylinder lock; 4-locking protrusion; 5-handle shaft; 10-handle; 10a-locking recess; 14-fixing screw; 15-Fixing member.

Claims (1)

[Scope of utility model registration request] Claim 1: A handle shaft is rotatably attached to the upper part of the main body case, the base of the handle is pivotally supported at the tip of the handle shaft, and a cylinder lock is rotatably disposed at the lower part of the main body case. A locking recess is provided at the lower end of the handle, and a locking protrusion is provided on the outer periphery of the cylinder lock and engages with the locking recess when the handle is housed in the main body case. The tumbler pin of the cylinder lock enters a part of the main body case facing the outer periphery of the cylinder lock to prevent rotation of the cylinder lock. A fixing screw is screwed into the end of the main body case from the back side in order to fix the main body case to the attachment point, and holds the edge of the attachment point and prevents the edge and the main body 1. A flat handle, characterized in that a fixing member having a protrusion that is fitted between the case and the case is provided so as to be able to be pressed against an attachment point by the fixing screw.