CN211173558U - Novel rotating handle of service withdrawal lock - Google Patents

Abstract

The utility model discloses a novel rotary handle of a service withdrawal lock, which comprises a lock box shell, a lock latch, a rotating mechanism and a handle; the lock box comprises a lock box shell, and is characterized in that a lock latch is arranged inside the lock box shell, one end of the lock latch is connected with a rotating mechanism in a sliding mode, the rotating mechanism drives the lock latch to move back and forth between the inside of the lock box shell and the outside of the lock box shell, a handle is arranged on the rotating mechanism, and the rotating mechanism is driven to rotate through rotating the handle, so that the lock latch is driven to move to the outside of the lock box shell from the inside of the lock box shell, and when the handle is reset, the lock latch moves to the inside of the. The utility model discloses a rotatory handle twists the pivot to drive the rocking arm, the rocking arm passes through the connecting plate and drives the hasp motion, makes the hasp stretch out lock box shell, reaches operating condition.

Description

Novel rotating handle of service withdrawal lock

Technical Field

The utility model belongs to the technical field of rail transit train, concretely relates to novel withdraw from rotatory handle of service lock.

Background

The service lock of withdrawing from that the rail transit vehicle door used, withdraw from the service lock of old-fashioned by lock box, torsional spring, spring bolt, pivot etc. and form, because the service lock of withdrawing from of old-fashioned, when needing to keep apart, the intelligence adopts the manual method of inserting the rotation start with the cubic key, this isolation mode needs certain operating torque and carries the corresponding cubic key, if do not carry the key with oneself or lose carelessly, can't realize keeping apart the action, there is certain inconvenience and limitation in this structure.

Disclosure of Invention

The purpose of the invention is as follows: the utility model aims to provide a novel rotary handle of a service withdrawal lock aiming at the defects of the prior art,

the technical scheme is as follows: the utility model relates to a novel rotary handle of a service withdrawal lock, which comprises a lock box shell, a lock latch, a rotating mechanism and a handle; the lock box comprises a lock box shell, and is characterized in that a lock latch is arranged inside the lock box shell, one end of the lock latch is connected with a rotating mechanism in a sliding mode, the rotating mechanism drives the lock latch to move back and forth between the inside of the lock box shell and the outside of the lock box shell, a handle is arranged on the rotating mechanism, and the rotating mechanism is driven to rotate through rotating the handle, so that the lock latch is driven to move to the outside of the lock box shell from the inside of the lock box shell, and when the handle is reset, the lock latch moves to the inside of the.

Preferably, the lock box shell is of a hollow cuboid structure, one end of the lock box shell is provided with an opening, a pressing block is installed at the opening, the middle of the pressing block is hollowed out, the free end of the plunger latch penetrates through the middle of the pressing block, a mounting hole is formed in the front face of the other end of the lock box shell, and the rotating mechanism is installed inside the mounting hole.

Preferably, the rotating mechanism comprises a connecting plate, a rotating shaft and a rotating arm; one end of the connecting plate is movably connected with one end of the rotating arm through a connecting screw, and the other end of the connecting plate is movably connected with the latch through a connecting screw; the other end of rocking arm has seted up the quadrangle trompil, the one end of pivot is inserted in the quadrangle trompil of rocking arm, and the other end stretches out the mounting hole outside, the pivot is rotatory 90 degrees, makes the hasp stretch out lock box shell.

Preferably, the bottom of the rotating arm is mounted inside the lock box shell opposite to the mounting hole through a flange, the bottom of the rotating arm is provided with an O-shaped sealing ring, the O-shaped sealing ring is inserted into the flange, and a small hexagonal super-flat fine-tooth nut is rotated outside the flange.

Preferably, a washer is arranged between the rotating shaft and the rotating arm, an A-level small washer is mounted on a connecting screw on the connecting plate, and an isolation lock spacer is arranged outside the connecting screw.

Preferably, the handle is rotated, the torsion of the torsion spring is overcome, the latch extends out of the lock box shell, and when the handle is reset, the latch is rotated through the torsion spring to reset the latch.

Preferably, a lock box cover is arranged outside the mounting hole, the lock box cover is fixedly connected with the lock box shell through an inner hexagonal flat end set screw, and the handle is fixedly connected with the extending end of the rotating shaft.

Preferably, the handle is in a long strip shape, a connecting hole is formed in the middle of the handle, the connecting hole of the handle is installed at the extending end of the rotating shaft, and a mark in the rotating direction of the handle is arranged on the lock box cover.

Preferably, the pressing block is fixedly connected with the lock box shell through a second inner hexagonal countersunk head screw.

Preferably, the lock latch is long-strip-shaped, the free end of the lock latch penetrates through the hollow-out position in the middle of the pressing block, the other end of the lock latch penetrates through the guide plate, and the guide plate is fixed inside the lock box shell through a first inner hexagonal countersunk head screw and is close to the inner side of the mounting hole.

The rotating shaft of the utility model adopts an outer square structure, and the inner side is changed into a rotating handle, thus changing the original limitation that a square key is needed to open and being convenient for the isolation operation of a driver; a driver twists the rotating shaft by rotating the handle, so that the rotating arm is driven to rotate by 90 degrees; the rotating arm drives the latch to move through the connecting plate, so that the latch extends out to reach a working state; the lock bolt, the connecting plate, the rotating arm and the rotating shaft form a crank connecting rod mechanism, the crank connecting rod mechanism has a dead point position, and when the lock bolt extends out of the lock box shell, the crank connecting rod mechanism passes through the dead point position, so that the reverse thrust lock bolt is ineffective, and the isolation state can be better achieved; when the handle resets, rotate the hasp through the torsional spring and make the hasp reset.

Has the advantages that: (1) the utility model directly rotates the handle to twist the rotating shaft, thereby driving the rotating arm to rotate ninety degrees; the rotating arm drives the latch to move through the connecting plate, so that the latch extends out to reach a working state; the lock latch, the connecting plate, the rotating arm and the rotating shaft form a crank connecting rod mechanism, the lock latch is positioned by using the dead point position of the crank connecting rod mechanism, and when the lock latch is reset, the lock latch is rotated by the torsional spring to reset.

Drawings

Fig. 1 is an exploded view of the rotating handle of the service-withdrawal lock of the present invention;

FIG. 2 is a front view of the rotating handle of the service-exit lock of the present invention;

fig. 3 is a front view of the cover of the lock case of the present invention;

fig. 4 is a perspective view of the cover of the lock case of the present invention;

fig. 5 is a schematic structural diagram of a service exit lock in the prior art.

In the figure, 1-a lock box cover, 2-a flange, 3-a gasket, 4-a rotating shaft, 5-a connecting plate, 6-a latch, 7-a rotating arm, 8-a small hexagonal super-flat fine-tooth nut, 9-an O-shaped sealing ring, 10-a torsion spring, 11-a first inner hexagonal countersunk head screw, 12-a handle, 13-an inner hexagonal flat end set screw, 14-a second inner hexagonal countersunk head screw, 15-a pressing block, 16-a guide plate, 17-an isolation lock spacer, 18-a small gasket class A and 19-a connecting screw.

Detailed Description

The technical solution of the present invention is described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the embodiments.

Example (b): a novel rotary handle of a service withdrawal lock comprises a lock box shell, a latch 6, a rotating mechanism and a handle 12; lock box shell internally mounted has hasp 6, the one end and the slewing mechanism sliding connection of hasp 6, slewing mechanism drives hasp 6 and makes a round trip to move between the inside and lock box shell outside of lock box shell, handle 12 is installed on slewing mechanism, through rotatory handle 12, drives slewing mechanism and rotates to drive hasp 6 and remove to the outside of lock box shell from the inside of lock box shell, during handle 12 resets, hasp 6 removes to the inside of lock box shell.

The lock box shell is of a hollow cuboid structure, one end of the lock box shell is provided with an opening, a pressing block 15 is installed at the opening, the upper end and the lower end of the pressing block 15 are fixedly connected with the lock box shell through second inner hexagonal countersunk head screws 14 respectively, the middle of the pressing block is hollowed out, the free end of the plunger latch 6 penetrates through the middle of the pressing block 15, a mounting hole is formed in the front of the other end of the lock box shell, the rotating mechanism is installed inside the mounting hole, the plunger latch 6 is in a long strip shape, the free end of the plunger latch penetrates through the hollowed part in the middle of the pressing block 15, the other end of the plunger latch 6 penetrates through a guide plate 16, and the guide plate 16 is fixed inside the lock box shell through.

The rotating mechanism comprises a connecting plate 5, a rotating shaft 4 and a rotating arm 7; one end of the connecting plate 5 is movably connected with one end of the rotating arm 7 through a connecting screw 19, and the other end of the connecting plate 5 is movably connected with the latch 6 through the connecting screw 19; the other end of the rotating arm 7 is provided with a quadrilateral opening, one end of the rotating shaft 4 is inserted into the quadrilateral opening of the rotating arm 7, the other end of the rotating shaft extends out of the mounting hole, and the rotating shaft 4 rotates by 90 degrees to enable the lock latch 6 to extend out of the lock box shell.

The bottom of the rotating arm 7 is arranged in the lock box shell which is opposite to the mounting hole through a flange 2, an O-shaped sealing ring 9 is arranged at the bottom of the rotating arm 7, the O-shaped sealing ring 9 is inserted into the flange 2, and a small hexagonal super-flat fine-tooth nut 8 is rotated outside the flange 2; a washer 3 is arranged between the rotating shaft 4 and the rotating arm 7, an A-level small washer 18 is arranged on a connecting screw 19 on the connecting plate 5, and an isolation lock spacer 17 is arranged outside the connecting screw 19.

Still include torsional spring 10, torsional spring 10 installs on the lock box shell at the slewing mechanism back, torsional spring 10 small circle pot head is epaxial at the round pin, and the other end inserts on the connecting screw 19 between rocking arm 7 and connecting plate 5, and when rotatory handle 12, overcome torsional spring 10's torsion, hasp 6 stretches out the lock box shell outside, when handle 12 resets, rotates hasp 6 through torsional spring 10 and makes hasp 6 reset.

A lock box cover 1 is arranged outside the mounting hole, the lock box cover 1 is fixedly connected with a lock box shell through an inner hexagonal flat end set screw 13, and the handle 12 is fixedly connected with the extending end of the rotating shaft 4; the handle 12 is long-strip-shaped, a connecting hole is formed in the middle of the handle 12, the connecting hole of the handle 12 is arranged at the extending end of the rotating shaft 4, and a mark of the rotating direction of the handle 12 is arranged on the lock box cover 1.

The rotating shaft of the utility model adopts an outer square structure, and the inner side is changed into a rotating handle, thus changing the original limitation that a square key is needed to open and being convenient for the isolation operation of a driver; a driver twists the rotating shaft by rotating the handle, so that the rotating arm is driven to rotate by 90 degrees; the rotating arm drives the latch to move through the connecting plate, so that the latch extends out to reach a working state; because the crank connecting rod mechanism has dead point positions, when the dead point positions are passed, the reverse thrust lock latch is ineffective, so that the isolation state can be better reached; when resetting, the lock latch is rotated by the torsion spring to reset.

The utility model discloses at present the utility model discloses have been used for Shenzhen No. 4 line third phase project to pass through the audit of owner and expert in project FAI appraisal process.

Has been used for Shenzhen No. 4 line third-phase project and passes the audits of owners and experts in the FAI authentication process of the project.

As mentioned above, although the present invention has been shown and described with reference to certain preferred embodiments, it should not be construed as limiting the invention itself. Various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (10)

1. A novel rotary handle of a service withdrawal lock is characterized by comprising a lock box shell, a latch, a rotating mechanism and a handle; the lock box comprises a lock box shell, and is characterized in that a lock latch is arranged inside the lock box shell, one end of the lock latch is connected with a rotating mechanism in a sliding mode, the rotating mechanism drives the lock latch to move back and forth between the inside of the lock box shell and the outside of the lock box shell, a handle is arranged on the rotating mechanism, and the rotating mechanism is driven to rotate through rotating the handle, so that the lock latch is driven to move to the outside of the lock box shell from the inside of the lock box shell, and when the handle is reset, the lock latch moves to the inside of the.

2. The novel rotary handle for the service exit lock as claimed in claim 1, wherein the lock box housing is a hollow rectangular parallelepiped structure, one end of the lock box housing is open, a pressing block is installed at the opening, the middle of the pressing block is hollow, the free end of the latch penetrates through the middle of the pressing block and is hollow, an installation hole is formed in the front face of the other end of the lock box housing, and the rotating mechanism is installed inside the installation hole.

3. The novel swing out of service lock handle of claim 2 wherein the swivel mechanism includes a link plate, a swivel shaft and a swivel arm; one end of the connecting plate is movably connected with one end of the rotating arm through a connecting screw, and the other end of the connecting plate is movably connected with the latch through a connecting screw; the other end of rocking arm has seted up the quadrangle trompil, the one end of pivot is inserted in the quadrangle trompil of rocking arm, and the other end stretches out the mounting hole outside, the pivot is rotatory 90 degrees, makes the hasp stretch out lock box shell.

4. The novel rotary handle for the service exit lock as claimed in claim 3, wherein the bottom of the rotating arm is mounted inside the lock box housing opposite to the mounting hole through a flange, the bottom of the rotating arm is mounted with an O-shaped sealing ring, the O-shaped sealing ring is inserted into the flange, and a small hexagonal super-flat fine-tooth nut is rotated outside the flange.

5. A novel rotary handle of a service-withdrawing lock as claimed in claim 3, wherein a washer is arranged between the rotary shaft and the rotary arm, a small washer of class A is mounted on the connecting screw on the connecting plate, and an isolating lock spacer is arranged outside the connecting screw.

6. The novel rotary handle for the service exit lock is characterized by further comprising a torsion spring, the torsion spring is mounted on a lock box shell on the back face of the rotating mechanism, one end of a small circle of the torsion spring is sleeved on the pin shaft, the other end of the small circle of the torsion spring is inserted into a connecting screw between the rotating arm and the connecting plate, when the handle is rotated, the torsion force of the torsion spring is overcome, the latch extends out of the lock box shell, and when the handle is reset, the latch is rotated through the torsion spring to reset.

7. The novel rotary handle for the service withdrawal lock is characterized in that a lock box cover is arranged outside the mounting hole and fixedly connected with a lock box shell through an inner hexagonal flat end set screw, and the handle is fixedly connected with an extending end of the rotating shaft.

8. The novel rotary handle of service withdrawal lock as claimed in claim 7, wherein the handle is elongated and has a connection hole in the middle, the connection hole of the handle is mounted on the protruding end of the rotation shaft, and the lock box cover is provided with indicia of the rotation direction of the handle.

9. The novel swing out of service lock handle of claim 2, wherein the press block is fixedly connected to the lock box housing by a second socket head cap screw.

10. The novel swing handle of exit service lock as claimed in claim 2, wherein the latch is elongated and has a free end passing through a hollow in the middle of the lock block and the other end passing through a guide plate, the guide plate being fixed inside the lock case housing by a first hexagon socket countersunk head screw, immediately adjacent to the inside of the mounting hole.

Images