CN216960424U

CN216960424U - Machine cabinet

Info

Publication number: CN216960424U
Application number: CN202123156135.1U
Authority: CN
Inventors: 郭俊; 王晓虎; 朱其姚
Original assignee: Sungrow Power Supply Co Ltd
Current assignee: Sungrow Power Supply Co Ltd
Priority date: 2021-12-14
Filing date: 2021-12-14
Publication date: 2022-07-12
Anticipated expiration: 2031-12-14

Abstract

The utility model discloses a cabinet, which comprises a cabinet body, a cabinet door, a lock seat and a knob lock, wherein the cabinet door can be in switchable rotation connection with the cabinet body between a door closing state and a door opening state; the lock seat is arranged on the cabinet body and is provided with a clamping groove; the knob lock is arranged on the cabinet door and is provided with a lock tongue which can be rotationally switched between a first rotation position and a second rotation position; when the cabinet door is in the state of closing the door, the spring bolt inserts the draw-in groove, and the spring bolt is in first rotation position, and the spring bolt breaks away from first rotation position to being in between first rotation position and the second rotation position or when the second rotation position, spring bolt and draw-in groove joint are in order to prevent the spring bolt to deviate from the draw-in groove to the state of closing the door of locking cabinet door. The cabinet provided by the utility model has a simple structure, the cabinet door can bear enough arcing energy impact and cannot be washed away, and the stability and the safety performance of the cabinet are high.

Description

Machine cabinet

Technical Field

The utility model relates to the technical field of cabinets, in particular to a cabinet.

Background

With the use of a large number of electric devices, arcing faults are more and more, arcing is characterized by high temperature and high energy and high speed of faults, and once safety accidents such as explosion, fire and the like possibly occur, the cabinet is damaged, and even personal safety is threatened. At the present stage, no technology can completely prevent the occurrence of the arcing phenomenon of the cabinet, so that how to avoid or reduce the damage caused by the arcing is very important.

Among the prior art, the cabinet door is through upper and lower locking lever chuck and middle spring bolt card on the cabinet body, and when the cabinet door received the arcing and assaulted, the cabinet door can be followed the cabinet door and warp from middle part position hunch-up, and the dop and the spring bolt of upper and lower locking lever also can be followed the cabinet door and warp and shift this time, because the aversion direction of locking lever dop and spring bolt just in time is unanimous with the direction of the slippage cabinet body, will lead to the cabinet door very easily to be washed out like this.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a cabinet, and aims to solve the problem that a cabinet door is easy to be opened when the cabinet in the prior art is impacted by arcing.

To achieve the above object, the present invention provides a cabinet, including:

a cabinet body;

the cabinet door is connected to the cabinet body in a rotatable mode between a door closing state and a door opening state, the cabinet body is opened when the cabinet door is in the door opening state, and the cabinet body is closed when the cabinet door is in the door closing state;

the lock seat is arranged on the cabinet body and provided with a clamping groove;

the knob lock is arranged on the cabinet door and is provided with a lock tongue which can be rotationally switched between a first rotation position and a second rotation position;

when the cabinet door is in the state of closing the door, the spring bolt inserts the draw-in groove, the spring bolt is in first position of revolution, the spring bolt breaks away from first position of revolution to being in between first position of revolution and the second position of revolution or during the second position of revolution, the spring bolt with the draw-in groove joint is in order to prevent the spring bolt from the draw-in groove is deviate from, in order to lock the state of closing the door of cabinet door.

Optionally, the locking tongue is a U-shaped plate.

Optionally, the knob lock further comprises a mounting seat and a lock cylinder, the mounting seat is mounted on the cabinet door, the lock cylinder is connected with the lock tongue and the mounting seat, and the lock cylinder is rotatably connected with the mounting seat.

Optionally, the knob lock further comprises a connecting piece, the bolt is provided with a connecting hole, and the connecting piece penetrates through the connecting hole to be connected with the lock cylinder.

Optionally, the mounting seat includes a base, and a first limiting portion and a second limiting portion that are disposed on the base, the base passes through the inner side and the outer side of the cabinet door, the first limiting portion and the second limiting portion are disposed on opposite sides of the cabinet door, and the lock cylinder is rotatably mounted on the base.

Optionally, the knob lock further comprises a knob, the knob is arranged on the outer side of the cabinet door and connected with the lock cylinder, and the knob rotates to drive the lock tongue to rotate and switch between the first rotating position and the second rotating position.

Optionally, the lock seat comprises mounting plates arranged at opposite intervals and a baffle plate connected with the two mounting plates, one end of each mounting plate is mounted on the inner wall of the cabinet body, the baffle plate is arranged on one side, facing the cabinet door, of the clamping groove, and the two mounting plates, the baffle plate and the inner wall of the cabinet body are enclosed to form an insertion hole for the bolt to be inserted into;

when the cabinet door is in a closed state, the spring bolt is inserted into the clamping groove from the insertion opening, and the spring bolt is in a first rotation position at the moment;

the lock tongue is in the second rotation position, and the baffle limits the lock tongue to be pulled out from the insertion opening so as to lock the door closing state of the cabinet door.

Optionally, the spring bolt includes the connecting plate, the connecting plate with the lock core is connected, the both ends periphery of connecting plate is towards keeping away from protruding the formation first reinforcing plate and the second reinforcing plate of cabinet door direction.

Optionally, the lock cylinder is connected to an end of the connecting plate near the first reinforcing plate.

Optionally, the cabinet door is hinged to the cabinet body, the knob locks are arranged on the cabinet door, the lock seats are arranged on the cabinet body, and each lock seat and each knob lock are arranged in a one-to-one correspondence manner

The utility model provides a cabinet, wherein a cabinet door is locked when the cabinet works normally. When appearing the arcing phenomenon in the rack, the arcing energy strikes and to use on the cabinet door, make the cabinet door arch up from the middle part outwards warp, thereby probably drive the spring bolt and take place deformation, nevertheless the lock seat is installed on the cabinet body, the arcing strikes and can not cause the lock seat deformation, and the spring bolt inserts in the draw-in groove of lock seat, even certain deformation takes place for the spring bolt under the effort that the arcing strikes, it also can not deviate from in the lock seat, and then guarantee that the cabinet door can bear sufficient arcing energy and strike and not broken open, the steadiness and the security performance of rack have been improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is an exploded view of a knob lock according to an embodiment of the present invention;

FIG. 2 is an assembly view of FIG. 1;

fig. 3 is a schematic structural diagram of a lock seat of an embodiment of the cabinet of the present invention;

FIG. 4 is a schematic structural diagram of an embodiment of a cabinet of the present invention;

FIG. 5 is a schematic view of the structure at A in FIG. 4;

FIG. 6 is a schematic view of the structure at B in FIG. 4;

FIG. 7a is a schematic diagram of a knob lock of an embodiment of the enclosure in a first rotational position;

FIG. 7b is a schematic view of the cabinet in FIG. 7a pointing to the direction of the cabinet door;

FIG. 8a is a schematic diagram illustrating a knob lock of an embodiment of the enclosure in a second rotational position;

fig. 8b is a schematic view of fig. 8a showing the direction from the cabinet body to the cabinet door.

The reference numbers indicate:

the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The problem that the cabinet door is easily opened when the cabinet is impacted by arcing in the prior art is solved.

The utility model provides a cabinet.

In an embodiment, as shown in fig. 1, fig. 2, fig. 4 and fig. 6, the cabinet includes a cabinet 10, a cabinet door 20, a lock seat 30 and a knob lock 40, the cabinet door 20 is rotatably connected to the cabinet 10 in a switchable manner between a door closing state and a door opening state, when the cabinet door 20 is in the door opening state, the cabinet 10 is opened, and when the cabinet door 20 is in the door closing state, the cabinet 10 is closed; the lock seat 30 is mounted on the cabinet 10 and has a slot 31; the knob lock 40 is mounted on the cabinet door 20, the knob lock 40 has a latch tongue 41 which can be rotationally switched between a first rotation position 50 and a first rotation position 60; when the cabinet door 20 is in the door closing state, the latch tongue 41 is inserted into the slot 31, the latch tongue 41 is in the first rotation position 50, the latch tongue 41 is separated from the first rotation position 50 to be located between the first rotation position 50 and the first rotation position 60 or the first rotation position 60, and the latch tongue 41 is in clamping connection with the slot 31 to prevent the latch tongue 41 from coming out of the slot 31, so as to lock the door closing state of the cabinet door 20.

Alternatively, one side of the cabinet door 20 and the cabinet body 10 may be rotatably connected by a hinge to facilitate opening and closing of the cabinet door 20. Wherein the lock base 30 is installed on the inner wall of the cabinet body 10, the knob lock 40 is installed on the cabinet door 20, that is, the lock base 30 and the bolt 41 are separately arranged, the lock base 30 has a slot 31 for inserting the bolt 41, and when the cabinet is in a door closing state, as shown in fig. 7a and 7b, the bolt 41 of the knob lock 40 is inserted into the slot 31 from the insertion hole 311 of the lock base 30, and at this time, the bolt 41 is located at the first knob 45 position. As shown in fig. 8a and 8b, the latch 41 is rotated to switch from the first rotation position 50 to the first rotation position 60, and in this process, the latch 41 extending into the slot 31 is deflected and is wider than the width of the insertion opening 311, and cannot be disengaged from the insertion opening 311 of the lock seat 30, that is, the cabinet door 20 is restricted from being opened, so that the cabinet is in a locked state of the cabinet door 20 during operation.

It will be appreciated that when the cabinet is in operation, the door 20 is locked to the cabinet 10, and the latch 41 is in the first rotational position 60, so as to maintain the door 20 in the locked state. When the arcing phenomenon appears inside the cabinet, because the cabinet door 20 is relatively weak, the energy impact of arcing can pour onto the cabinet door 20, makes the cabinet door 20 arch outward from the middle part and warp, and then probably drives the spring bolt 41 and takes place the deformation. Because the lock seat 30 is installed on the cabinet body 10, the arcing impact can not influence the structure of the lock seat 30, and the bolt 41 is inserted into the slot 31 limited in the lock seat 30, even if the bolt 41 is deformed to a certain extent under the action force of the arcing impact, the bolt can not be separated from the lock seat 30, thereby ensuring that the cabinet door 20 can bear enough arcing energy impact and can not be broken, and improving the stability and the safety performance of the cabinet.

It should be noted that the lock holder 30 may be fixedly installed on an inner wall of the cabinet, or may be installed on a frame of the cabinet, which is not limited herein.

In one embodiment, as shown in fig. 1 and 2, the latch tongue 41 is provided in a U-shape.

It will be appreciated that when the door 20 is impacted by the energy of the arcing, the latch tongue 41 is subjected to a force in a direction to open the door 20, and the latch tongue 41 snaps into the lock bracket 30 because the latch tongue 41 is now in the first rotational position 60. When the latch tongue 41 is impacted by the arcing energy, a force is generated between the latch tongue 41 and the lock base 30. When the arc striking force is too strong, the portion of the latch tongue 41 that is caught in the lock holder 30 is easily deformed. When the latch tongue 41 is U-shaped, it is inserted into the lock base 30 along the U-shaped opening direction, and when the latch tongue 41 is at the first rotation position 50, the bottom corresponding to the opening end of the U-shaped latch tongue 41 is clamped into the slot 31 of the lock base 30, because the body of the U-shaped latch tongue 41 is difficult to deform, and even if it deforms, it cannot be pulled out from the insertion hole 311 of the slot 31 of the lock base 30. Compare in the spring bolt 41 of other shapes, like the slice formula, the triangle-shaped etc. when simple structure, can further improve the ability that cabinet door 20 resisted the impact of arcing energy, improve the steadiness of rack.

It should be noted that, in other embodiments, the latch 41 may be provided in other shapes such as a sheet, a triangle, etc., which is not limited herein.

In one embodiment, as shown in fig. 1 and 2, the knob lock 40 further includes a mounting seat 42 and a key cylinder 43, the mounting seat 42 is mounted on the cabinet door 20, the key cylinder 43 connects the latch 41 and the mounting seat 42, and the key cylinder 43 is rotatably connected with the mounting seat 42.

Optionally, a door 20 is provided with an avoiding hole penetrating through the inner side and the outer side of the door panel corresponding to the lock seat 30, the mounting seat 42 is installed in the avoiding hole, the mounting seat 42 has a through hole penetrating through the inner end and the outer end of the mounting seat, the lock cylinder 43 is rotatably installed in the through hole, and one end of the lock cylinder 43 close to the inside of the door 20 is fixedly connected with the lock tongue 41, when the lock cylinder 43 is rotated, the lock tongue 41 rotates along with the lock cylinder 43, so that the lock tongue 41 is switched between the first rotation position 50 and the first rotation position 60. Compare in directly passing cabinet door 20 with lock core 43, mount pad 42 is installed on cabinet door 20 for the sealed effect of cabinet body 10 is better, and external dust can not get into in the cabinet body 10 from the door plant with the joint line of lock core 43.

In one embodiment, the knob lock 40 further includes a connecting member 44, the latch tongue 41 has a connecting hole 411, and the connecting member 44 passes through the connecting hole 411 to be connected with the key cylinder 43.

Alternatively, the connecting member 44 may be a fastening screw, which passes through the connecting hole 411 of the latch 41 and the lock cylinder 43 in turn to be in threaded connection, so as to fixedly connect the latch 41 to the lock cylinder 43, and the connecting structure is simple, so that the latch 41 and the lock cylinder 43 can be conveniently mounted and dismounted.

It should be noted that, in other embodiments, the connecting member 44 may also be a connecting rod, and both ends of the connecting rod are respectively and fixedly connected with the bolt 41 and the lock cylinder 43, so as to achieve the purpose of fixedly connecting the bolt 41 and the lock cylinder 43 together. Of course, the key cylinder 43 may also be fixed on the key cylinder 43 by welding, and the specific connection manner is not limited herein as long as the key cylinder 43 and the latch 41 can be fixedly connected together.

In an embodiment, as shown in fig. 1, the mounting base 42 includes a base 421, and a first limiting portion 422 and a second limiting portion 423 disposed on the base 421, the base 421 passes through the inner side and the outer side of the cabinet door 20, the first limiting portion 422 and the second limiting portion 423 are disposed on two opposite sides of the cabinet door 20, and the lock cylinder 43 passes through the base 421 and is disposed on the outer side of the cabinet door 20.

The base 421 penetrates through the inner side and the outer side of the cabinet door 20, and is used for fixedly mounting the mounting seat 42 on the cabinet door 20. The base 421 has a through hole for the lock cylinder 43 to pass through, so that the base 421 can be detachably connected to the cabinet door 20, and the first limiting portion 422 and the second limiting portion 423 are used for fastening and limiting the base 421 on the cabinet door 20. As an optional implementation manner, the mounting seat 42 is an externally threaded joint with a hollow interior, at this time, the base 421 is equivalent to a threaded head portion of the externally threaded joint, and is in threaded connection with the avoiding hole of the cabinet door 20 to be mounted on the cabinet door 20, the first limiting portion 422 is equivalent to a base of the threaded joint, the second limiting portion 423 is a nut in threaded fit with the threaded head portion, the threaded joint passes through the avoiding hole of the cabinet door 20 from the outside of the cabinet door 20 to extend into the cabinet door 20, at this time, the base of the threaded joint is disposed at the outside of the cabinet door 20, the nut is in threaded connection with the threaded head portion extending into the inside of the cabinet door 20, so as to fixedly mount the threaded joint on the cabinet door 20, and a gasket can be additionally installed between the nut and the inside wall of the cabinet door 20, so that the mounting is more stable.

It should be noted that, in other embodiments, the mounting seat 42 may also be a hollow rod and a double nut combination, which is not limited herein.

It should be further noted that, for the convenience of rotation of the lock cylinder 43, the lock cylinder 43 may be a cylinder, which may be a solid cylinder, or may also be a hollow cylinder with a hollow interior, as long as it can be fixedly connected with the lock tongue 41 and rotatably installed on the base 421, and the specific shape thereof is not limited herein.

In an embodiment, the knob lock 40 further includes a knob 45, the knob 45 is disposed outside the cabinet door 20, the knob 45 is connected to the lock cylinder 43, and the knob 45 rotates to rotate the latch tongue 41 between the first rotation position 50 and the first rotation position 60.

Optionally, in an embodiment, the knob lock 40 further includes a knob 45, and the knob 45 is disposed on an outer side of the cabinet door 20 and attached to the mounting seat 42. The knob 45 has a connecting portion in the shape of a bottle cap with an opening at one end and a holding portion annularly disposed on the connecting portion, and the holding portion extends outward from the bottle cap for a user to hold. The opening end of the connecting part is fixedly connected with one end, far away from the bolt 41, of the lock cylinder 43, and the holding part is used for being held by a user. This structure makes the user need with cabinet door 20 when locking, only need rotate knob 45 can, and do not need the user to rotate lock core 43, convenient labour saving more.

Of course, in other embodiments, a key may be used to cooperate with the key cylinder 43 to rotate so as to drive the latch tongue 41 to switch between the first rotation position 50 and the first rotation position 60, or the knob 45 and the key cylinder 43 may be integrally provided, which is not limited herein.

It should be noted that, in other embodiments, the knob 45 may have a square shape or other shapes, which is convenient for a user to hold, and is not limited herein.

In an embodiment, as shown in fig. 3, the lock seat 30 includes two mounting plates 32 and a baffle 33 connecting the two mounting plates 32, the mounting plates 32 are mounted at an inner wall of the cabinet 10 at an opposite interval, the baffle 33 is connected to a side of the mounting plates 32 facing the cabinet door 20, and the two mounting plates 32, the baffle 33 and the inner wall of the cabinet 10 enclose an insertion opening 311 for inserting the latch 41; when the cabinet door 20 is in a closed state, the latch 41 is inserted into the slot 31, and at this time, the latch 41 is in the first rotation position 50; the latch tongue 41 is in the first rotation position 60, and the shutter 33 restricts the latch tongue 41 from being pulled out of the insertion opening 311, so as to lock the door-closed state of the cabinet door 20.

Optionally, in order to facilitate the insertion of the locking tongue 41 into the lock seat 30, the mounting plate 32 is perpendicular to the inner wall of the cabinet 10, and one end of the mounting plate 32 close to the cabinet 10 is bent to form a hanging lug 321, so as to increase the connection area between the mounting plate 32 and the cabinet 10, and make the installation more convenient and stable. The hanging lug 321 is provided with a mounting hole through which a screw passes to fix the mounting plate 32 on the inner wall of the cabinet 10. A rotating space for the locking tongue 41 to switch from the first rotating position 50 to the first rotating position 60 is formed between the two mounting plates 32, the clamping plate is connected to one side of the two mounting plates 32 far away from the cabinet 10, so that the two mounting plates 32, the baffle plate 33 and the inner wall of the cabinet 10 enclose and form a rectangular insertion opening 311 for the locking tongue 41 in the first rotating position 50 to insert, when the locking tongue 41 switches from the first rotating position 50 to the first rotating position 60, the length of the locking tongue 41 in the width direction of the insertion opening 311 needs to be larger than the width of the insertion opening 311, the locking tongue 41 is clamped between the two mounting plates 32 and cannot be disengaged from the insertion opening 311, so that the cabinet door 20 is locked in a door closing state. Meanwhile, the structure between the bolt 41 and the lock base 30 is compact, the fit clearance is small, even if the bolt 41 deforms, the bolt is difficult to disengage from the insertion hole 311 of the lock base 30, and the capability of the cabinet door 20 for bearing the impact of the arcing capability is further improved.

It should be noted that, in order to make the mechanism of the lock seat 40 more stable, in this embodiment, the ends of the two mounting plates 32 far away from the cabinet body may be connected by a straight plate.

It is understood that, in other embodiments, the two blocking plates 33 may also be two blocks spaced up and down, an insertion opening 311 for inserting the latch 41 is formed between the two blocking plates 33 and the two mounting plates 32, at this time, in order to facilitate the rotation of the latch 41 in the slot 31, the middle portion of the latch 41 is fixedly connected with the lock cylinder 43, which is not limited herein.

It should be noted that, in other embodiments, in order to facilitate the production of the lock base 30, the lock base 30 may also be configured to have a zigzag structure, the hanging lugs 321 on two sides are installed and fixed on the inner wall of the cabinet 10, and the baffle 33 is installed on one side of the lock base 30 away from the cabinet 10, so that one side of the lock base 30 facing the outside of the cabinet 10 is a half-open structure, and one side facing the inside of the cabinet 10 is an open structure, so that the lock base 30 is simpler and more convenient to process, and the production cost of the lock base 30 is greatly reduced.

In an embodiment, as shown in fig. 4, 5 and 6, the latch 41 includes a connecting plate 411, the connecting plate 411 is connected to the latch core 43, and a first reinforcing plate 412 and a second reinforcing plate 413 are protruded from the periphery of two ends of the connecting plate 411 in a direction away from the cabinet door 20.

Alternatively, the connecting plate 411 is matched with the size and shape of the insertion opening 311 of the lock base 30, the peripheries of the two ends of the connecting plate 411 are protruded away from the cabinet door 20 to form a first reinforcing plate 412 and a second reinforcing plate 413, respectively, and a screw passes through the connecting hole 411 of the connecting plate 411 to be fixedly connected with the lock cylinder 43, so as to fixedly connect the connecting plate 411 to the lock cylinder 43. Make this connecting plate 411 wholly be U type slabby, when being convenient for produce, structural strength is high, is difficult to buckle. When the lock core 43 rotates, the connecting plate 411 is driven to rotate, so that the outer side wall of the connecting plate 411 is abutted to the inner side wall of the baffle 33, the connecting plate 411 is limited to be separated from the lock seat 30, and the cabinet is locked in a door closing state. When the cabinet door 20 bears the too big impact force of the arcing energy, the connecting plate 411 is bent, and the first reinforcing plate 412 and the second reinforcing plate 413 are close to each other to form a new triangular clamping structure, so that the connecting plate 411 is prevented from being separated from the insertion hole 311 of the clamping groove 31, and the capability of the cabinet door 20 for bearing the arcing energy impact is further improved.

In one embodiment, the lock cylinder 43 is connected to an end of the connection plate 411 adjacent to the first reinforcement plate 412.

Optionally, a connecting hole 411 through which a screw passes is formed in a portion of the connecting plate 411 close to the first reinforcing plate 412, so that one end of the connecting plate 411 close to the first reinforcing plate 412 is fixedly connected to the lock cylinder 43, at this time, a rotation radius of the connecting plate 411 in the lock slot 31 is large, and the connecting portion of the connecting plate 411 and the lock cylinder 43 can be placed at a corner position of the lock slot 31, so that the knob 45 can only drive the lock cylinder 43 to rotate in one direction, and when the rotating is about 90 °, that is, after the lock tongue 41 rotates from the first rotation position 50 to the first rotation position 60, one of the mounting plates 32 of the lock base 30 can abut against the first reinforcing plate 412, so as to limit the lock cylinder 43 to continue to rotate, thereby facilitating a user to determine whether the cabinet door 20 is in a locked state through the position of the knob 45 placed outside the cabinet door 20, and being convenient for daily operation and use of the user while having a simple structure.

In one embodiment, the cabinet door 20 is hinged to the cabinet 10, the plurality of the knob locks 40 are disposed on the cabinet door 20, the plurality of the lock holders 30 are disposed on the cabinet 10, and each of the lock holders 30 and each of the knob locks 40 are disposed in a one-to-one correspondence.

Optionally, one side of the cabinet door 20 is rotatably connected to the cabinet body 10 by a hinge, as shown in the figure, taking the right side of the cabinet door 20 as an example and being hinged to the cabinet body 10, a plurality of lock holders 30 are respectively installed at an upper end position, a left side position and a lower end position of the cabinet frame, the cabinet door 20 is installed with the knob locks 40 corresponding to each lock holder 30, when the cabinet is in a door closing state, the locking tongue 41 of each knob lock 40 is inserted into the lock holder 30, and the locking tongue 41 is located at the first rotation position 50, the knob 45 of each knob lock 40 is rotated to drive the locking tongue 41 to rotate from the first position to the second position, so as to lock the cabinet door 20 to the cabinet body 10, and the plurality of knob locks 40 lock the cabinet door 20 together. When the inside arcing phenomenon that appears of rack, the energy impact of arcing can disperse on each knob lock 40 when pouring onto cabinet door 20, has further ensured that cabinet door 20 can bear the impact of sufficient arcing energy, and the structure of rack is more firm.

It will be appreciated that the more knob locks 40 that are installed on the door 20, the more costly the cabinet, and the more secure the connection between the door 20 and the cabinet body 10. Therefore, in other embodiments, the user can set the number of the knob locks 40 and the lock holders 30 according to the required capability of the cabinet door 20 against the impact of the arcing energy, for example, the number of the knob locks 40 can be 1, the knob locks can be set on the side of the cabinet door 20 opposite to the hinge, or the knob locks can be set at two, 3 or more intervals. When there are multiple knob locks 40, the multiple knob locks 40 may be disposed on the same side of the cabinet door 20, or may be disposed on multiple sides of the cabinet door 20, which is not limited herein.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A cabinet, comprising:

a cabinet body;

when the cabinet door is in the state of closing the door, the spring bolt inserts the draw-in groove, the spring bolt is in first position of revolution, the spring bolt breaks away from first position of revolution extremely be in between first position of revolution with the second position of revolution or during the second position of revolution, the spring bolt with the draw-in groove joint is in order to prevent the spring bolt from the draw-in groove is deviate from, in order to lock the state of closing the door of cabinet door.

2. The cabinet of claim 1, wherein the latch tongue is U-shaped.

3. The cabinet of claim 1, wherein the knob lock further comprises a mounting base mounted to the cabinet door and a lock cylinder connected to the bolt and the mounting base, the lock cylinder being rotatably connected to the mounting base.

4. The cabinet of claim 3, wherein the knob lock further comprises a connecting member, the locking tongue having a connecting hole, the connecting member passing through the connecting hole to connect with the lock cylinder.

5. The cabinet of claim 3, wherein the mounting base includes a base and a first limiting portion and a second limiting portion disposed on the base, the base is disposed through an inner side and an outer side of the cabinet door, the first limiting portion and the second limiting portion are disposed on opposite sides of the cabinet door, and the lock cylinder is rotatably mounted on the base.

6. The cabinet of claim 5, wherein the knob lock further comprises a knob disposed outside the cabinet door, the knob being connected to the lock cylinder, the knob rotating to rotate the latch between the first rotational position and the second rotational position.

7. The cabinet of claim 1, wherein the lock seat comprises mounting plates and a baffle plate, the mounting plates are oppositely arranged at intervals, one end of each mounting plate is mounted on the inner wall of the cabinet body, the baffle plate is arranged on one side, facing the cabinet door, of the clamping groove, and the two mounting plates, the baffle plate and the inner wall of the cabinet body enclose to form an insertion hole for the bolt to be inserted;

when the cabinet door is in a closed state, the lock tongue is inserted into the clamping groove from the insertion opening, and the lock tongue is in a first rotation position at the moment;

8. The cabinet of claim 3, wherein the latch includes a connecting plate connected to the lock cylinder, and edges of two ends of the connecting plate protrude in a direction away from the cabinet door to form a first reinforcing plate and a second reinforcing plate.

9. The cabinet of claim 8, wherein the lock cylinder is connected to an end of the connecting plate proximate the first reinforcement plate.

10. The cabinet according to claim 1, wherein the cabinet door is hinged to the cabinet body, the plurality of knob locks are disposed on the cabinet door, the plurality of lock holders are disposed on the cabinet body, and each lock holder is disposed in one-to-one correspondence with each knob lock.