CN216719777U - Mechanical-electrical linkage interlocking structure and cabinet - Google Patents

Abstract

The utility model provides a mechanical and electrical linkage interlocking structure and a cabinet, belonging to the technical field of mechanical and electrical linkage interlocking, and comprising an installation part, a rotating assembly and a linkage interlocking assembly; the rotating assembly comprises a rotating rod rotatably connected to the mounting piece and a cam structural piece arranged on the rotating rod, and the cam structural piece has a long stroke state and a short stroke state; linkage interlocking subassembly sliding connection is in the installed part, and it includes the piece that resets of locking lever and linkage connection locking lever. The cam structural part is rotated through the rotary rod, so that the cam structural part is switched from a short stroke state to a long stroke state to drive the lock rod to extend out along the mounting part and be in a locking state, the cam structural part is rotated to enable the cam structural part to be switched from the long stroke state to the short stroke state, and the reset part drives the lock rod to retract along the mounting part and be in an unlocking state. The mechanical and electrical linkage interlocking structure provided by the utility model has a compact structure, is convenient and free to switch between the locking state and the unlocking state, and can reduce the potential safety hazard during operation.

Description

Mechanical-electrical linkage interlocking structure and cabinet

Technical Field

The utility model belongs to the technical field of mechanical and electrical linkage interlocking, and particularly relates to a mechanical and electrical linkage interlocking structure and a cabinet with the same.

Background

When the rack type product is plugged in and pulled out of the cabinet, the mechanical limit and the electrical signal switching have linkage requirements. Most of existing rack-mounted products have hot plug function requirements, and as the function modules are smaller, the internal space of the rack is more compact, and the existing mechanical interlocking structure is complex and the switching is not smooth; meanwhile, when mechanical limit and electric signal switching are carried out, the following defects exist: the electric module is inserted and pulled before power down to cause arc damage, and power up before the cabinet door is unlocked causes potential safety hazard to operating personnel.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a mechanical and electrical linkage interlocking structure which is simple and compact in structure, smooth in switching between locking and unlocking states and capable of reducing potential safety hazards during operation.

To achieve the above object, in a first aspect, an embodiment of the present invention provides a mechanical-electrical linkage interlocking structure, including: the device comprises a mounting part, a rotating assembly and a linkage interlocking assembly; the rotating assembly comprises a rotating rod which is rotatably connected to the mounting part and a cam structural part which is arranged on the rotating rod, and the cam structural part has a long stroke state and a short stroke state; linkage interlocking subassembly sliding connection in the installed part, it includes the piece that resets of locking lever and linkage connection locking lever.

Through the swing arm is rotatory cam structure spare makes it by short stroke state switches over to long stroke state, with the drive the locking lever is followed the installed part is stretched out and is in the lock solid state, and is rotatory cam structure spare makes it by long stroke state switches over to short stroke state, the drive that resets the locking lever is followed the installed part withdrawal is in the state of unblock.

With reference to the first aspect, in one possible implementation manner, the mechanical-electrical linkage interlocking structure further includes a printed board assembly, and the printed board assembly includes a base board disposed on the mounting member and a contact switch disposed on the base board; the rotating assembly further comprises a shifting rod arranged on the cam structural member, and the mounting member is provided with an interlocking hole for the shifting rod to slide; the shift lever slides along the interlocking hole along with the rotation of the cam structural member so as to touch and close the contact switch when the lock is in a solid state and open the contact switch when the lock is in an unlocked state.

With reference to the first aspect, in one possible implementation manner, the shift lever is parallel to the rotating rod.

With reference to the first aspect, in one possible implementation manner, the mounting member includes a mounting plate and a fixing plate connected to the mounting plate, and the fixing plate is provided with a limiting hole for the locking rod to extend out.

With reference to the first aspect, in a possible implementation manner, a guide sleeve is arranged on the mounting plate, and the rotating rod penetrates through the guide sleeve and is connected to the mounting plate through a clamping piece.

In combination with the first aspect, in a possible implementation manner, the linkage interlocking assembly further includes a sliding plate, bending plates disposed at two ends of the sliding plate, and a connecting plate disposed between the bending plates, wherein the locking rod is fixed on the connecting plate, and the bending plates form a slide rail and are slidably connected to the mounting member.

With reference to the first aspect, in a possible implementation manner, a connecting hole connected with the rotating rod is formed in the cam structural member.

With reference to the first aspect, in a possible implementation manner, the connection hole is a special-shaped hole, and the rotating rod is provided with a special-shaped rod segment matched with the special-shaped hole.

With reference to the first aspect, in one possible implementation manner, the end of the rotating rod is provided with a knob. In a second aspect, the embodiment of the present invention further provides a cabinet, which is provided with the mechanical and electrical linkage interlocking structure.

Compared with the prior art, the mechanical and electrical linkage interlocking structure and the cabinet provided by the utility model have the beneficial effects that: the rotating assembly serves as a driving mechanism, the rotating rod is rotated to enable the cam structural member to be switched from a short stroke state to a long stroke state, the locking rod is driven to extend out along the mounting piece and be in a locking solid state, mechanical locking of the cabinet door is achieved, the cabinet door is closed, and at the moment, the matched electrical switch lags behind the mechanical locking; when the cam structural part is rotated to be switched from a long stroke state to a short stroke state, the reset part drives the lock rod to retract along the mounting part and is in an unlocking state, and at the moment, the cabinet door is in an opening state. The interlocking structure provided by the utility model has a compact structure, the locking state and the unlocking state can be switched conveniently and freely, and the potential safety hazard during operation can be reduced.

Drawings

FIG. 1 is an exploded view of an electromechanical interlocking structure according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a rotating assembly coupled to a mounting member according to an embodiment of the present invention;

FIG. 3 is a schematic illustration of a printed board assembly coupled to a mounting member according to an embodiment of the present invention;

FIG. 4 is a schematic structural view of a linkage interlock assembly coupled to a mounting member according to an embodiment of the present invention;

FIG. 5 is a perspective view of a mounting member used in an embodiment of the present invention;

FIG. 6 is a first perspective view of a rotary component according to an embodiment of the present invention;

FIG. 7 is a second perspective view of a rotating assembly according to an embodiment of the present invention;

fig. 8 is a schematic perspective view of a printed board assembly according to an embodiment of the present invention;

FIG. 9 is a schematic perspective view of a linkage interlock assembly according to an embodiment of the present invention;

fig. 10 is a schematic structural diagram of a contact opening position (showing a shift lever) according to an embodiment of the present invention;

fig. 11 is a schematic structural diagram (showing a lever) of a contact closing position according to an embodiment of the present invention;

FIG. 12 is a schematic view of a contact close position configuration (showing a latch lever) provided by an embodiment of the present invention;

FIG. 13 is a schematic view of the contact open position provided by an embodiment of the present invention (showing the latch lever);

FIG. 14 is a schematic view of an installation structure of the electromechanical interlocking structure according to the embodiment of the present invention;

description of reference numerals:

1. a printed board assembly; 11. a signal interface; 12. a substrate; 13. a contact switch;

2. a mounting member; 21. connecting columns; 22. mounting a plate; 23. a fixing plate; 24. a limiting hole; 25. an interlocking hole; 26. a nut; 27. a guide sleeve;

3. a linkage interlock assembly; 31. a lock lever; 32. a connecting plate; 33. bending the plate; 34. a slide plate; 35. a reset member;

4. a rotating assembly; 41. a deflector rod; 42. rotating the rod; 43. a knob; 44. a cam structure; 45. connecting holes; 46. a retainer;

5. a bolt; 6. a panel.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 1 to 9, the mechanical and electrical interlocking structure provided by the present invention will be described. The mechanical and electrical linkage interlocking structure comprises a mounting part 2, a rotating component 4 and a linkage interlocking component 3.

The rotating assembly 4 includes a rotating rod 42 rotatably connected to the mounting member 2 and a cam structure 44 disposed on the rotating rod 42, wherein the cam structure 44 has a long stroke state and a short stroke state.

The interlocking linkage assembly 3 is slidably connected to the mounting member 2 and includes a lock rod 31 and a reset member 35 connected to the lock rod 31.

During mechanical linkage interlocking, the cam structural part 44 is rotated through the rotary rod 42 to be switched from a short stroke state to a long stroke state so as to drive the lock rod 31 to extend out along the mounting part 2 and be in a lock solid state, the cabinet door is closed, and at the moment, the matched electrical switch lags behind mechanical locking; the cam structure 44 is rotated to switch from the long stroke state to the short stroke state, and the reset member 35 drives the lock rod 31 to retract along the mounting member 2 and to be in an unlocked state, at which time the cabinet door is in an open state. The interlocking structure provided by the utility model has a compact structure, the locking state and the unlocking state can be switched conveniently and freely, and the potential safety hazard during operation can be reduced.

As a specific embodiment of the electromechanical interlocking structure provided by the present invention, the electromechanical interlocking structure further includes a printed board assembly 1, and the printed board assembly 1 includes a substrate 12 disposed on the mounting member 2 and a contact switch 13 disposed on the substrate 12.

Based on the printed board assembly 1, the rotating assembly 4 further includes a shift lever 41 disposed on the cam structure 44, and the mounting member 2 is provided with an interlocking hole 25 through which the shift lever 41 slides.

The mechanical and electrical linkage interlocking process comprises the following steps: the lever 41 slides along the interlock hole as the cam structure 44 rotates to touch and close the contact switch in the locked state and to open the contact switch in the unlocked state.

Compared with the prior art, as shown in fig. 10 to 13, the mechanical-electrical linkage interlocking structure provided by this embodiment is that the rotating assembly 4 is used as a driving mechanism, when the cabinet door is closed, the rotating rod 42 rotates, and the driving cam structural member 44 pushes the lock rod 31 to press the reset member 35, so that the lock rod 31 extends out of the limiting hole 24 on the mounting member 2 and is in a mechanical locking state, at this time, the shift rod 41 synchronously rotates along with the cam structural member 44 and lags behind the mechanical locking pressing contact switch 13, so as to achieve electrical closing of the contact switch 13, that is, the shift rod 41 lags behind the mechanical locking pressing contact switch 13 to perform electrical closing, and when the lock rod 31 cannot be inserted into the cabinet hole, the contact switch 13 is still closed, and the control system cannot be powered on; when the cabinet door is opened, the rotating rod 42 is rotated reversely, the shifting rod 41 leaves the contact switch 13 along with the cam structural member 44, the lock rod 31 releases the limitation of the cam structural member 44 immediately, the locking rod 31 is pushed under the elastic force of the reset member 35, the lock rod 31 returns to the mechanical unlocking state, the mechanical unlocking is realized after the electrical disconnection of the contact switch 13 is realized, and the shifting rod 41 is ahead of the mechanical unlocking leaving the contact switch 13 to realize the electrical disconnection.

According to the mechanical and electrical linkage interlocking structure provided by the embodiment, when the cabinet door is closed, the power-on of the electrical module lags behind the mechanical locking; when the cabinet door is opened, the electrical components are electrically advanced with respect to the mechanical unlocking. Consequently, can realize that locking lever 31 inserts the rack and just can go up the electricity after the machinery that targets in place locks, the electricity is down in the automation earlier when the unblock is extracted, carries out mechanical unlocking again, prevents that the electric mortiser from not pulling down and leads to drawing arc to damage, electric fault scheduling problem, simultaneously, can avoid the operation that the electrified cabinet door of opening of operating personnel, reduces the potential safety hazard.

The electric linkage interlocking structure provided by the embodiment has the advantages of small volume, compact structure, simple manufacture, low manufacture cost, simple implementation mode and reliable switch linkage function, and is suitable for most of module products.

Referring to fig. 6 and 7, the lever 41 is parallel to the rotating rod 42, the rotating assembly 4 is rotatably connected to the mounting member 2 through the rotating rod 42, and the lever 41 rotates with the rotating rod 42 and has a degree of freedom to swing along the interlocking hole 25 of the mounting member 2. The rotating assembly 4 is used as a driving mechanism, and the rotating rod 42 is rotated by external force, and the cam structure 44 and the rotating rod 42 rotate forward and backward along with the rotating rod 42.

Referring to fig. 8, on the basis of the printed board assembly 1, in the specific implementation, a signal interface 11 is arranged on a substrate 12 and is transmitted to a control system through the signal interface 11, after a cabinet door is locked, a contact switch 13 is closed, the control system is powered on, and before the cabinet door is opened, the contact switch 13 is disconnected, and the control system is powered off. Linkage interlocking between machinery and electricity is realized through the rotating assembly 4 and the linkage interlocking assembly 3.

In some embodiments, the above-mentioned feature mounting component 2 can adopt a structure as shown in fig. 5, the mounting component 2 includes a mounting plate 22 and a fixing plate 23 interlocking hole 25 perpendicular to the mounting plate 22 and arranged on the mounting plate 22, and a limiting hole 24 is arranged on the fixing plate 23; the rotating assembly 4 and the interlocking assembly 3 are disposed on a side of the mounting plate 22 facing away from the base plate 12. The mounting plate 22 and the fixing plate 23 respectively form a mutual locking hole 25 and a limit hole 24 supporting structure, the central line of the mutual locking hole 25 is perpendicular to the central line of the limit hole 24, the fixing plate 23 is a structure fixed with the cabinet door or the cabinet body, and can also be fixed with the panel 6, and the fixing plate 23 is also a limit structure of the reset piece 35.

Wherein, still be equipped with spliced pole 21 on the mounting panel, spliced pole 21 is parallel with driving lever 41, and base plate 12 is fixed in spliced pole 21. The support of the substrate by the connecting post 21 provides space for the mounting of the contact switch and the movement of the shift lever.

Specifically, as shown in fig. 5, the cross-sectional shape of the connecting column 21 may be a cylindrical shape, a regular polygon shape. The fixing mode of the connecting column 21 can be fixed on the mounting plate 22 by riveting, welding or screwing. The fixing plate 23 may be welded or riveted with a nut 26, and the fixing plate 23 may be fixed to the cabinet door or the panel 6 by a screw.

As a way of connecting the rotating member 4 to the printed board assembly 1 in the above-mentioned feature, as shown in fig. 5, the free end of the connecting post 21 is provided with an internal thread, and the base plate 12 is fastened to the connecting post 21 by means of the bolt 5. Through the connecting column 21, a certain space is formed between the substrate 12 and the mounting plate 22, the contact switch 13 is located in the space, and the space also provides a moving space for the shifting rod 41. In the above-described characteristic mounting member 2, as shown in fig. 5, in order to improve the stability of the connection and rotation of the rotating rod 42, as a modified embodiment, the mounting plate 22 is provided with the guide sleeve 27, and the rotating rod 42 passes through the mounting plate 22 and the guide sleeve 27 and is connected to the mounting plate 22 by the clamping member 46. The mounting plate 22 and the fixing plate 23 are both of a plate-shaped structure, the length of the rotary rod 42 in rotary connection is increased by adding the guide sleeve 27, and the stability of rotation of the rotary rod 42 is improved, so that the reliability of linkage interlocking is ensured. Optionally, the guide sleeve 27 may also directly use a suitable nut, the rotating rod 42 is rotatably connected to the nut, a clamping groove is disposed at an end of the rotating rod 42, and the rotating rod 42 is connected to the mounting plate 22 by using a clamping member such as a snap spring, a shaft retainer ring, or a split pin for limiting.

As shown in fig. 1 and 9, as an embodiment of the interlock unit 3, the interlock unit 3 further includes a slide plate 34, bent plates 33 provided at both ends of the slide plate 34, and a connecting plate 32 provided between the bent plates 33, in addition to the respective rotating units 4, wherein the lock lever 31 is fixed to the connecting plate 32, and the bent plates 33 form a slide rail and are hooked to the mounting member 2. The sliding plate, the bending plate and the connecting plate can be bent through a steel plate, the bending plate 33 is bent upwards to form a slideway, and the connecting plate 32 is bent downwards to fix the lock rod 31. Wherein the locking bar 31 is riveted, welded or screwed on the fixing plate 23. The locking rod 31 is in sliding fit with the limiting hole 24 on the mounting part 2, and the locking rod 31 is perpendicular to the shifting rod 41. The forward and reverse rotation direction referred to in this embodiment may be based on the operation position, the clockwise direction is a positive direction, and the counterclockwise direction is a negative direction, and when the cam structural member 44 rotates forward, the cam structural member 44 pushes the sliding member to slide along the mounting member 2, so as to drive the lock rod 31 to extend out of the limiting hole 24 for a certain distance, so as to be capable of being inserted into the lock hole on the cabinet door, thereby realizing locking; when the cam structure 44 rotates reversely, the cam structure 44 disengages from the sliding member, and the sliding member is retracted by the elastic force of the reset member 35, so that the lock lever 31 is withdrawn from the lock hole.

Alternatively, as shown in fig. 9, the reset member 35 in the interlocking linkage assembly 3 is a spring, or an elastic block; in the fixing mode, the reset piece 35 may be fitted around the lock lever 31, or may be symmetrically fixed to the fixing plate 23 with the lock lever 31 as a symmetry axis.

In addition to the rotating units 4 described above, as shown in fig. 6 and 7, the cam structure 44 has a cam structure, and the cam is provided with a connection hole 45 connected to the rotary rod 42. The shift lever 41 is riveted or welded or screwed to the small end of the cam, which pushes the slider when the cam rotates with the rotating lever 42. In other embodiments, the cam structure 44 may also be a rod-like structure.

As shown in fig. 6 and 7, in each rotating unit 4, the connecting hole 45 of the cam is a special-shaped hole, and the rotating rod 42 has a special-shaped rod segment that fits in the special-shaped hole. The dysmorphism hole has spacing function, directly sets up connecting hole 45 into the dysmorphism hole to set up the dysmorphism pole section on the design and the special-shaped hole complex swing arm 42, swing arm 42 is pegged graft with the special-shaped hole, and cam and swing arm 42 can realize spacing between the two, guarantee the synchronous revolution of the two. Illustratively, the irregularly-shaped holes may be elongated holes, polygonal holes, elliptical holes, or the like.

Alternatively, as shown in fig. 6 and 7, in the rotating assembly 4, a knob 43 is provided at an end of the lever 42. Adopt plastics knob 43, the operation is comfortable convenient. The knob 43 is fastened to the lever 42 by a screw.

Alternatively, as shown in fig. 5, the present embodiment provides the mounting member 2 in which the interlocking hole 25 on the mounting plate 22 is an arc-shaped hole. The shift lever 41 swings along the arc hole with the rotating lever 42 as the axis.

Based on the same inventive concept, the embodiment of the application also provides the cabinet which is provided with the mechanical and electrical linkage interlocking structure.

Referring to fig. 1 and 14, the cabinet provided in this embodiment can realize that the lock rod 31 is inserted into the cabinet and inserted in place, and the machinery can be powered on after being locked, and the unlocking is firstly powered off automatically when being pulled out, and then the machinery is unlocked, so that the problems of arc discharge damage, electrical faults and the like caused by the fact that the electrical elements are not powered off by the electrical plug are prevented, the service life of the electrical elements can be prolonged, the influence of fault power-off maintenance on production is reduced, meanwhile, the operation of opening the cabinet door by electrification of an operator can be avoided, and the potential safety hazard is reduced.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims (9)

1. A mechanical-electrical linkage interlocking structure, comprising:

a mounting (2);

the rotating assembly (4) comprises a rotating rod (42) rotatably connected to the mounting part (2) and a cam structural part (44) arranged on the rotating rod (42), and the cam structural part (44) has a long stroke state and a short stroke state;

linkage interlocking subassembly (3) sliding connection in installed part (2), it includes locking lever (31) and linkage connection locking lever (31) reset piece (35).

2. The mechatronic interlock structure of claim 1 further comprising a printed board assembly (1), the printed board assembly (1) comprising a base plate (12) disposed on the mounting member (2) and a contact switch (13) disposed on the base plate (12);

the rotating assembly (4) further comprises a shifting rod (41) arranged on the cam structural part (44), and the mounting part (2) is provided with an interlocking hole (25) for the shifting rod (41) to slide;

the shift lever (41) slides along the interlocking hole along with the rotation of the cam structural member (44) to touch and close the contact switch or open the contact switch.

3. The mechatronic interlocking structure of claim 2, wherein the driver (41) is parallel to the lever (42).

4. The mechanical-electrical linkage interlocking structure according to any one of claims 1 to 3, wherein the mounting piece (2) comprises a mounting plate (22) and a fixing plate (23) connected to the mounting plate (22), and a limiting hole (24) for the locking rod (31) to extend out is formed in the fixing plate (23).

5. The mechatronic interlock structure of claim 4 wherein said mounting plate (22) is provided with a guide sleeve (27) and said lever (42) is connected to said mounting plate (22) by a retainer (46) extending through said guide sleeve (27).

6. The mechanical-electrical linkage interlocking structure according to any one of claims 1 to 3, wherein the linkage interlocking assembly (3) further comprises a sliding plate (34), bending plates (33) arranged at two ends of the sliding plate (34) and a connecting plate (32) arranged between the bending plates (33), the locking rod (31) is fixed on the connecting plate (32), and the bending plates (33) form a slideway and are slidably connected on the mounting piece (2).

7. The mechatronic interlocking structure of claim 1 or 2, characterized in that the cam structure (44) is provided with a connecting hole (45) connected with the rotating rod (42).

8. Mechatronic interlocking structure according to claim 1 or 2, characterized in that the end of the lever (42) is provided with a knob.

9. A cabinet provided with a mechatronic interlocking structure according to any one of claims 1 to 8.

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