CN211320744U - Switch cabinet drawer with locking mechanism - Google Patents

Abstract

The utility model discloses a cubical switchboard drawer with locking mechanical system, including the drawer storehouse, it is provided with the drawer to slide in the drawer storehouse, be provided with operation knob on the drawer panel, be provided with the mount pad in the drawer, be provided with the lockpin on the mount pad, the lockpin is worn out the drawer setting, drawer storehouse bottom surface is provided with the locking hole, the lockpin forms the spacing that slides to the drawer with the locking hole joint, it pushes away the button to be provided with on the drawer panel, it has the transfer line to extend in the mount pad to push away the button, the transfer line forms the drive to the lockpin unblock with lockpin transmission cooperation, it is equipped with the locking spring still to overlap on the lockpin, operation knob extends the square shaft in to the drawer storehouse, be provided with on the mount pad, the square shaft forms the. Can guarantee to satisfy the operation requirement under three state positions, simple structure simultaneously, the processing production of being convenient for.

Description

Switch cabinet drawer with locking mechanism

Technical Field

The utility model belongs to the technical field of electrical equipment, especially, interlock of cubical switchboard drawer storehouse drawer.

Background

The switch cabinet drawer bin is an electrical device, drawers are movably arranged on the switch cabinet drawer bin, and different circuit controllers are respectively arranged in the drawers, so that the circuits are subjected to master control through the switch cabinet drawer bin; in the testing position, the equipment loop part is conducted, can be used as a testing circuit and is also called as a testing state, and the drawer is not allowed to be pulled out in the position; the on position indicates that the circuit is in a state of being capable of completely on working and normally working after being switched on, and is also called as a working position, and in the state, the drawer is in a locking state and is not allowed to be pulled out; therefore, it is necessary to design an interlocking device to ensure the locking of the drawer in the three-seat state, but the existing drawer has various models, such as 1/2 drawer size model, 1/4 drawer size model and full drawer size model, and the different models of drawers also need to be provided with interlocking mechanisms with different structural forms, and the interlocking mechanisms have complicated structures, so that the production and processing efficiency is low, and the production cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model provides a to prior art not enough, the utility model provides a cubical switchboard drawer with locking mechanical system can guarantee to satisfy operation requirement under three state position, simple structure simultaneously, the processing production of being convenient for.

The utility model provides a switch cabinet drawer with locking mechanical system, including the drawer storehouse, the drawer is provided with in the drawer storehouse of sliding, it is provided with the operation knob to rotate on the drawer panel, be provided with the mount pad in the drawer, the activity of following the direction of height is provided with the lockpin on the mount pad, the lockpin is worn out the drawer setting, the drawer storehouse bottom surface corresponds test position and switch-on position and is provided with the locking hole respectively, the lockpin forms the spacing that slides to the drawer with the locking hole joint, be provided with the push button on the drawer panel, the push button extends the transfer line to the mount pad, the transfer line cooperates with the lockpin transmission and forms the drive of unblock to the lockpin, still overlap on the lockpin and be used for making the lockpin insert the locking spring in the locking hole, the operation knob extends the square shaft to the drawer storehouse, it is provided with the lock, the square shaft and the locking plate are in transmission to form the limit of the locking plate on the unlocking action of the locking pin.

The beneficial effect who so sets up is: by adopting the scheme, when the lock pin is aligned with the locking hole, the lock pin can fall into the locking hole through the locking spring, the locking spring is arranged and sleeved on the lock pin, the lock pin is provided with the positioning bulge, one end of the locking spring is abutted against the inner wall of the mounting seat, the other end of the locking spring is abutted against the positioning bulge, so that the lock pin is inserted into the locking hole, the drawer can be locked at two positions to limit the sliding of the drawer, the switch cabinet is operated through the operation knob, the square shaft extends into the drawer bin through the operation knob, the square shaft synchronously rotates along with the operation knob, the lock pin is limited by the lock plate to be separated from the locking hole at the test position and the switch-on position, various lock pin modes are adopted, for example, the mode of limiting the sliding of the transmission rod can be pressed to prevent the lock pin from being separated, and the lock pin, the internal circuit is guaranteed to be disconnected, so that the drawer can be pulled out, the transmission rod is controlled to unlock the lock pin through the push button, the unlocking mode can be various, for example, the transmission rod is pushed, the inclined surface on the transmission rod is in contact with the lock pin, the lock pin is driven to be lifted and separated from the locking hole, the push button can also be rotated to enable the transmission rod to rotate, the transmission rod and the lock pin are both arranged to form a threaded rod, and the two are matched to control the separation of the lock pin or the insertion of the lock pin into the locking hole in various modes, so that the repeated description is omitted.

The utility model discloses further set up to be provided with the lifting flange on the lockpin, be provided with the lifting inclined plane on the transfer line, the lifting inclined plane slides along with the transfer line and contradicts with the lifting flange and form the drive that the transfer line breaks away from the locking hole to the lockpin, it has the first reset spring who is used for the transfer line that resets to contradict between transfer line and the mount pad inner wall.

The beneficial effect who so sets up is: by adopting the scheme, the lifting inclined plane is arranged, when the transmission rod is unlocked, the lifting inclined plane is abutted to the lock pin, and along with movement, the contact surface between the lifting flange and the lifting inclined plane on the lock pin is gradually lifted, so that the unlocking operation of the lock pin is realized, the structure is simple, the realization is facilitated, and the production is also very convenient.

The utility model discloses further set up as be provided with positioning groove on the transfer line, be provided with the locating support on the mount pad, still be provided with the locking breach on the mount pad, be provided with the locating hole on the locating support, the lockplate includes connecting portion and sticking department, connecting portion are articulated with the locating support, the sticking department inserts locking breach and forms to the transfer line slide drive lockpin break away from the spacing in locking hole with the positioning groove joint, be provided with the second reset spring that is used for making the lockplate break away from the locking breach in the sticking department, the square shaft passes the locating hole setting, the cover is equipped with drive cam on the square shaft, drive cam lateral wall and lockplate connecting portion lateral wall are contradicted and are formed the drive that gets into the locking breach to the.

The beneficial effect who so sets up is: adopt above-mentioned scheme, set up the locating hole, improve the stability of square shaft position, simultaneously through the flange, rotate the back at operation knob and drive the square shaft and rotate, when changeing test position and switch-on position, the flange rotates in step, contradicts the lateral wall of lockplate connecting portion to make the sticking department insert the locking breach, and with the positioning channel joint, thereby form the locking, avoid the lockpin to deviate from, make the drawer can take out, this kind of simple structure does benefit to the realization.

The utility model discloses further set up as be provided with the logical groove that resets on the sticking department, it is provided with the reference column to reset in the logical groove, second reset spring cover is established at the reference column, conflict of second reset spring one end is on logical inslot wall resets, and the other end is contradicted on locking breach outer wall.

The beneficial effect who so sets up is: by adopting the scheme, the reset spring is installed, so that the structural layout is more reasonable, and meanwhile, the structure is simple and the realization is facilitated.

The utility model discloses further set up to the transfer line components of a whole that can function independently sets up and forms push button pole and unblock pole, push button pole with push away the button and be connected, it has the third reset spring that is used for restoring to the throne to push away the button still to contradict between button and the drawer outer wall, the unblock pole slides and sets up in the mount pad, positioning channel section sets up on the unblock pole, the lifting inclined plane sets up in unblock pole one side, be provided with the direction arch in the mount pad, be provided with the guide way on the unblock pole, the direction arch slides the cooperation with the guide way and forms the direction that the unblock pole slided.

The beneficial effect who so sets up is: by adopting the scheme, the transmission rod is arranged in a split manner, so that the assembly is simpler, the assembly efficiency is improved, meanwhile, the transmission rod is prevented from being overlong due to the split arrangement, the transmission rod is prevented from being deformed after being used for a long time, the service life is prolonged, and the split arrangement is easy to reset and is beneficial to implementation.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;

fig. 2 is an overall exploded view of an embodiment of the present invention;

fig. 3 is a front view of the mounting base in the embodiment of the present invention;

fig. 4 is an exploded view of a mounting base in an embodiment of the invention;

fig. 5 is a rear view of the mounting base in the embodiment of the present invention.

Detailed Description

From fig. 1 to 5, a switch cabinet drawer with a locking mechanism is disclosed, which comprises a drawer bin 1, a drawer 2 is slidably arranged in the drawer bin 1, an operation knob 21 for controlling on-off of components in the drawer 2 is arranged on a panel of the drawer 2, an installation seat 3 is arranged in the drawer 2, a lock pin 4 is movably arranged on the installation seat 3 along the height direction, the lock pin 4 penetrates out of the drawer 2, locking holes 11 are respectively arranged at the bottom surface of the drawer bin 1 corresponding to a test position and a switch-on position, the lock pin 4 is clamped with the locking holes 11 to form a limit for sliding of the drawer 2, a push button 22 is arranged on the panel of the drawer 2, a transmission rod extends into the installation seat 3 and is in transmission fit with the lock pin 4 to form driving for unlocking the lock pin 4, and a locking spring for enabling the lock pin 4 to be inserted into the locking holes 11 is further sleeved on the lock pin 4, operation knob 21 extends the square shaft to in the drawer cabinet 1, it is provided with lockplate 8 to rotate on the mount pad 3, the square shaft forms lockplate 8 spacing to 4 unblock actions of lockpin with the transmission of lockplate 8, and the beneficial effect that sets up like this is: by adopting the scheme, when the lock pin 4 is aligned with the locking hole 11, the lock pin 4 can fall into the locking hole 11 through the locking spring, the locking spring is arranged and sleeved on the lock pin 4, the locking pin 4 is provided with the positioning bulge, one end of the locking spring is butted against the inner wall of the mounting seat 3, the other end of the locking spring is butted against the positioning bulge, so that the lock pin 4 is inserted into the locking hole 11, the drawer 2 can be locked at two positions to limit the sliding of the drawer 2, the switch cabinet is operated through the operation knob 21, the operation knob 21 extends to the drawer bin 1 to form a square shaft which synchronously rotates along with the operation knob 21, the locking plate 8 is used for limiting the lock pin 4 to be separated from the locking hole 11 at a test position and a switch-on position, the lock pin 4 is used in various modes, for example, the mode for limiting the sliding of a transmission rod can, when the drawer needs to be unlocked or replaced, the operation knob 21 is rotated to the open circuit position to ensure that the internal circuit is disconnected, so that the drawer 2 can be pulled out, the push button 22 is used to control the transmission rod to unlock the lock pin 4, the unlocking mode can be various, for example, the transmission rod is pushed to enable an inclined surface on the transmission rod to be in contact with the lock pin 4 to drive the lock pin 4 to be lifted and separated from the locking hole 11, or the push button 22 is rotated to enable the transmission rod to rotate, the transmission rod and the lock pin 4 are both provided with threaded rods, and the transmission rod and the lock pin 4 are matched to control the separation or insertion of the lock pin 4 into the locking hole 11 in various modes, so that the lock pin 4 is provided with the lifting flange 41, the lifting inclined surface 53 is arranged on the transmission rod, the lifting inclined surface 53 slides along with the transmission rod and is abutted against the lifting, a first return spring 51 for returning the transmission rod is abutted between the transmission rod and the inner wall of the mounting seat 3. The beneficial effect who so sets up is: by adopting the scheme, the lifting inclined plane 53 is arranged, when the transmission rod is unlocked, the lifting inclined plane 53 is abutted to the lock pin 4, and along with movement, the contact surface between the lifting flange 41 and the lifting inclined plane 53 on the lock pin 4 is gradually lifted, so that the unlocking operation of the lock pin 4 is realized, the structure is simple, the realization is facilitated, and the production is also very convenient. Be provided with positioning groove 52 on the above-mentioned transfer line, be provided with locating support 7 on the mount pad 3, still be provided with locking breach 32 on the mount pad 3, be provided with locating hole 71 on the locating support 7, lockplate 8 includes connecting portion 81 and sticking portion 82, connecting portion 81 is articulated with locating support 7, sticking portion 82 inserts locking breach 32 and forms the spacing that drives lockpin 4 and break away from locking hole 11 to the transfer line slip with positioning groove 52 joint, be provided with second reset spring 85 that is used for making lockplate 8 break away from locking breach 32 on the sticking portion 82, the square shaft passes locating hole 71 and sets up, the cover is equipped with drive cam 9 on the square shaft, the drive cam 9 lateral wall contradicts with lockplate 8 connecting portion 81 lateral wall and forms the drive that rotates locking breach 32 to locking plate 8. The beneficial effect who so sets up is: adopt above-mentioned scheme, set up locating hole 71, improve the stability of square shaft position, simultaneously through the flange, rotate the back at operation knob 21 and drive the square shaft and rotate, when changeing test position and switch-on position, the flange rotates in step, the lateral wall of 8 connecting portions 81 in lockplate of conflict, thereby make the sticking department 82 insert locking breach 32, and with positioning groove 52 joint, thereby form the locking, avoid lockpin 4 to deviate from, make drawer 2 can take out, this kind of simple structure does benefit to the realization. A reset through groove 83 is formed in the locking portion 82, a positioning column 84 is arranged in the reset through groove 83, the second reset spring 85 is sleeved on the positioning column 84, one end of the second reset spring 85 abuts against the inner wall of the reset through groove 83, and the other end of the second reset spring abuts against the outer wall of the locking notch 32. The beneficial effect who so sets up is: by adopting the scheme, the reset spring is installed, so that the structural layout is more reasonable, and meanwhile, the structure is simple and the realization is facilitated. Above-mentioned transfer line components of a whole that can function independently sets up and forms push away button pole and unblock pole 5, push away the button pole with push away the button 22 and be connected, it has the third reset spring who is used for restoring to the throne to push away button 22 to push away still to contradict between button 22 and the 2 outer walls of drawer, unblock pole 5 slides and sets up in mount pad 3, positioning groove 52 sets up on unblock pole 5, lifting inclined plane 53 sets up in unblock pole 5 one side, be provided with direction arch 33 in the mount pad 3, be provided with guide way 54 on the unblock pole 5, direction arch 33 slides with guide way 54 and cooperates the direction that forms to unblock pole 5 and slide. The beneficial effect who so sets up is: by adopting the scheme, the transmission rod is arranged in a split manner, so that the assembly is simpler, the assembly efficiency is improved, meanwhile, the transmission rod is prevented from being overlong due to the split arrangement, the transmission rod is prevented from being deformed after being used for a long time, the service life is prolonged, and the split arrangement is easy to reset and is beneficial to implementation.

Still be provided with on the mount pad 3 and be used for showing the display mechanism that drawer 2 located the state position along with the motion of drawer 2, further set display mechanism to the form that changes the demonstration along with the motion of drawer 2, be different from the tradition and rotate and link through the knob for display mechanism and interlocking gear separate, this kind of structure is simpler, easily installation production, improves production machining efficiency, also effectively promotes the stability of structure simultaneously. The display mechanism comprises a swing seat 6 and a swing guide post 61, an arc-shaped sliding groove 31 is formed in the bottom surface of the drawer 2, the swing guide post 61 is arranged in the arc-shaped sliding groove 31 and extends out of the drawer 2, the swing seat 6 is rotatably arranged on the mounting seat 3, a display board 63 is arranged on the swing seat 6, a display window is arranged on the panel of the drawer 2 corresponding to the display board 63, the swing guide post 61 is connected with the swing seat 6 through a connecting arm 62, a positioning block 12 for abutting against the swing guide post 61 when the drawer 2 slides is arranged on the bottom surface of the drawer bin 1, the swing guide post 61 abuts against the positioning block 12 when the drawer 2 slides along with the drawer 2 to form transmission for swinging the swing seat 6, and a reset torsion spring 64 for resetting the swing guide post 61 is further arranged between the swing seat 6 and the. The beneficial effect who so sets up is: by adopting the scheme, the display mechanism is arranged, as is known, when the three state positions of the switch cabinet are reached, the drawer 2 is required to be positioned at different three positions, namely, when the switch-on position is reached, the drawer 2 is required to be completely inserted into the drawer bin 1, when the test position is reached, most of the drawer 2 is inserted into the drawer bin 1 but not completely inserted, a small displacement distance is kept between the test position and the switch-on position, when the separation position is reached, namely, the drawer 2 is positioned in an area which can be freely inserted and pulled out, when the drawer 2 is moved from the separation position to the test position, the drawer 2 moves towards the drawer bin 1, the swing guide post 61 moves along with the drawer 2 and is abutted against the positioning block 12, along with the further penetration of the drawer 2 into the drawer bin 1, the swing guide post 61 slides along the arc-shaped sliding groove 31 due to the limiting effect of the positioning block 12, so as to drive the swing seat 6 to rotate, the display board 63 gradually rotates, and the, and is exposed through the display window for the observer to observe, the size of the display window is the same as the size of the symbol of the state of the mark position, which avoids displaying other symbols, causing the user to see wrongly and causing unnecessary troubles, when the drawer 2 is pulled out from the switch-on position, like the above steps, under the action of the reset torsion spring 64, the swing guide post 61 moves along the arc-shaped chute 31, thereby gradually rotating the display plate 63, gradually rotating from the switch-on position to the test position, and finally reaching the separation position, realizing the marking display of the state position, adopting the structure, the display plate 63 changes along with the movement of the drawer 2, unlike the traditional linkage through the rotation of the knob, the structure is simpler, the transmission structure is easier to realize, and meanwhile, the display plate 63 is not easy to shake due to the vibration of the knob and other structures, the stability of the position of the display board 63 is kept, the observation is more convenient, and the service life of the display board is prolonged. The swing seat 6 is further provided with a cover 34, an arc-shaped guide groove 35 is formed in the position, corresponding to the arc-shaped sliding groove 31, of the cover 34, one end of the swing guide post 61 penetrates out of the drawer 2, and the other end of the swing guide post is matched with the arc-shaped guide groove 35 in a sliding mode. The beneficial effect who so sets up is: adopt above-mentioned scheme, can further improve the sealed grade of protection of whole equipment through shroud 34 structure, set up arc guide slot 35 simultaneously and lead to swing guide pillar 61, further promote the stability of overall structure motion, simple structure does benefit to the realization simultaneously. The display window is provided with a transparent blocking cover, two sides of the transparent blocking cover are provided with positioning clamping teeth, and the transparent blocking cover is clamped in the display window through the positioning clamping teeth. The beneficial effect who so sets up is: adopt above-mentioned scheme, set up transparent fender lid and can avoid dust or pollutant to get into drawer 2, improve drawer 2's airtight grade of protection, simple structure does benefit to the installation realization simultaneously.

The above-mentioned embodiments are only preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, so that the equivalent changes made in the claims of the present invention, such as equivalent products with similar processes and similar structures, are also included in the scope of the present invention.

Claims (5)

1. The utility model provides a cubical switchboard drawer with locking mechanical system, includes the drawer storehouse, it is provided with the drawer to slide in the drawer storehouse, it is provided with operation knob to rotate on the panel of drawer, its characterized in that: the drawer unlocking device is characterized in that a mounting seat is arranged in the drawer, a lock pin is movably arranged on the mounting seat in the height direction, the lock pin penetrates out of the drawer, locking holes are respectively formed in the bottom surface of the drawer bin corresponding to a testing position and a switching-on position, the lock pin is connected with the locking holes in a clamping mode to limit the sliding of the drawer, a push button is arranged on a panel of the drawer, a transmission rod extends into the mounting seat and is matched with the lock pin in a transmission mode to drive the lock pin to be unlocked, a locking spring used for enabling the lock pin to be inserted into the locking holes is further sleeved on the lock pin, a square shaft extends into the drawer bin through an operation knob, a locking plate is arranged on the mounting seat in a rotating mode, and the square shaft and the locking plate are in.

2. The switchgear drawer with locking mechanism of claim 1, wherein: the locking mechanism is characterized in that a lifting flange is arranged on the lock pin, a lifting inclined plane is arranged on the transmission rod, the lifting inclined plane slides along with the transmission rod and is abutted against the lifting flange to form driving of the transmission rod for driving the lock pin to be separated from the locking hole, and a first reset spring for resetting the transmission rod is abutted between the transmission rod and the inner wall of the mounting seat.

3. The switchgear drawer with locking mechanism of claim 2, wherein: be provided with positioning groove on the transfer line, be provided with the locating support on the mount pad, still be provided with the locking breach on the mount pad, be provided with the locating hole on the locating support, the lockplate includes connecting portion and sticking department, connecting portion are articulated with the positioning support, the sticking department inserts locking breach and forms to the transfer line slide drive lockpin with the positioning groove joint and break away from the spacing in locking hole, be provided with the second reset spring that is used for making the lockplate break away from the locking breach on the sticking department, the square shaft passes the locating hole setting, the epaxial cover of square is equipped with drive cam, drive cam lateral wall and lockplate connecting portion lateral wall are contradicted and are formed the drive that gets into the locking breach to the lock.

4. The switchgear drawer with locking mechanism of claim 3, wherein: the locking part is provided with a resetting through groove, a positioning column is arranged in the resetting through groove, the second resetting spring is sleeved on the positioning column, one end of the second resetting spring is abutted on the inner wall of the resetting through groove, and the other end of the second resetting spring is abutted on the outer wall of the locking notch.

5. The switchgear drawer with locking mechanism according to claim 3 or 4, characterized in that: the utility model discloses a locking device, including transfer line components of a whole that can function independently, transfer line components of a whole that can function independently set up and form push button pole and unblock pole, push button pole with push away the button and be connected, it has the third reset spring that is used for restoring to the throne to push away the button still to contradict between button and the drawer outer wall, the unblock pole slides and sets up in the mount pad, positioning channel section sets up on the unblock pole, the lifting inclined plane sets up in unblock pole one side, be provided with the direction arch in the mount pad, be provided with the guide way on the unblock pole, the direction arch forms the direction that.

Images