High-voltage interlocking structure

Abstract

The invention relates to a high-voltage interlocking structure, and relates to the technical field of safety protection, the high-voltage interlocking structure comprises a lock box, a lock cylinder and a lock plate are mounted in the lock box, the lock box is arranged in a cabinet body, and the surface of the lock box is fixedly connected with a lock mounting bracket; the locking positioning frame is arranged at the bottom of the lock box, a locking positioning support is fixedly arranged in the locking positioning frame, and a gap matched with the lock plate is reserved between the locking positioning support and the inner wall of the locking positioning frame; the lock limiting bracket is arranged on one side of the lock box; according to the invention, the space rate in the cabinet is improved, the installation accessories are configured for the door lock, the simplification of the arrangement in the high-voltage interlocking cabinet and the arrangement of the high-voltage interlocking is realized, and the universality of the high-voltage safety interlocking structure can be realized only by finely adjusting the sizes of the accessories.

Description

Technical Field

[0001] The invention relates to the technical field of safety protection, and in particular to a high-voltage interlocking structure. Background Art

[0002] High-voltage interlocking structure is a structure that realizes specific functions through a series of chain reactions under high-voltage environment. This structure is widely used in high-voltage equipment and systems to ensure the stability and safety of equipment under extreme conditions.

[0003] In the prior art, the high-voltage interlocking structure mainly adopts two methods. One is to set a dedicated high-voltage interlocking lock cylinder and key for high-voltage electrical components such as disconnectors, and independently configure the linkage mechanism according to the characteristics of each component. The other is to use a pull rod control method for large components such as high-voltage panel cabinets, set a lock cylinder and a pull rod outside the cabinet, and lock and unlock the cabinet door by locking and unlocking the pull rod.

[0004] However, the lock core and the pull rod are arranged outside the cabinet, wherein the lock core occupies the horizontal space and the pull rod occupies the vertical space, resulting in a large waste of space utilization. Summary of the invention

[0005] The present invention provides a high-voltage interlocking structure, which is used to provide an embedded high-voltage interlocking structure, and effectively solves the problem of space waste caused by independent arrangement of high-voltage interlocking.

[0006] The present invention provides a high-voltage interlocking structure, comprising:

[0007] A lock box, wherein a lock core and a lock plate are installed inside the lock box, the lock box is arranged inside the cabinet, and a lock mounting bracket is fixedly connected to the surface of the lock box;

[0008] A locking position frame, the locking position frame is arranged at the bottom of the lock box, a locking position bracket is fixedly arranged inside the locking position frame, and a gap matching the lock plate is left between the locking position bracket and the inner wall of the locking position frame;

[0009] A lock limiting bracket is arranged on one side of the lock box.

[0010] Preferably, a disc member, a cover plate, a transmission assembly, a locking rod, a coil spring and a fastener cooperating with the lock core are arranged inside the lock box, and a lock protection cover is installed on the surface of the cover plate.

[0011] Preferably, a key is inserted into the surface of the lock core, and the key cooperates with the lock core to control the lifting and lowering of the lock plate.

[0012] Preferably, a cabinet door is hinged on the surface of the cabinet body, and a crossbeam is fixedly arranged inside the cabinet body.

[0013] Preferably, the lock mounting bracket is a "U"-shaped plate structure, and the lock mounting bracket is fixedly mounted on the inner side of the cabinet door.

[0014] Preferably, a lock adjustment block is provided between the lock mounting bracket and the lock box, and the lock adjustment block is used to fine-tune the installation position of the lock box.

[0015] Preferably, the lock mounting bracket is fixedly connected to the lock adjusting block by bolts, and the lock box is adjustably connected to the lock adjusting block.

[0016] Preferably, the locking frame is fixedly mounted on the surface of the crossbeam.

[0017] Preferably, the locking position bracket is arranged on a side of the locking position frame away from the crossbeam.

[0018] Preferably, the lock limit bracket is an "L"-shaped plate structure, one side of the lock limit bracket is fixedly mounted on the surface of the beam, and the other side of the lock limit bracket is fixedly connected to the locking position frame.

[0019] Compared with the prior art, the advantages of the present invention are:

[0020] 1. The space rate inside the cabinet is improved, and the layout inside the high-voltage interlocking cabinet is realized by configuring and installing accessories on the door lock.

[0021] 2. The high-voltage interlocking arrangement is simplified, and the universality of the high-voltage safety interlocking structure can be achieved by only slightly adjusting the size of the accessories. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Hereinafter, the present invention will be described in more detail based on embodiments and with reference to the accompanying drawings.

[0023] Figure 1 It is a schematic diagram of the connection between the high-voltage interlocking structure and the cabinet door of the present invention;

[0024] Figure 2 The high-voltage interlocking structure of the present invention Figure 1 Zoom in on A in the middle;

[0025] Figure 3 It is a schematic front view of the installation of the high-voltage interlocking structure of the present invention;

[0026] Figure 4 The high-voltage interlocking structure of the present invention Figure 3 Enlarge the B in the middle;

[0027] Figure 5 The high-voltage interlocking structure of the present invention Figure 3Schematic diagram of the cross-section at AA in the middle;

[0028] Figure 6 The high-voltage interlocking structure of the present invention Figure 5 Zoom in on middle C;

[0029] Figure 7 It is a front view schematic diagram of the connection between the high-voltage interlocking structure lock box and the lock mounting bracket of the present invention;

[0030] Figure 8 It is a bottom view schematic diagram of the connection between the lock box of the high-voltage interlocking structure and the lock mounting bracket of the present invention;

[0031] Fig. 9 It is a side view schematic diagram of the connection between the high-voltage interlocking structure lock box and the lock mounting bracket of the present invention;

[0032] Fig.10 The high-voltage interlocking structure of the present invention Fig. 9 Schematic diagram of the cross-section at AA in the middle;

[0033] Fig.11 It is a rear view schematic diagram of the connection between the high-voltage interlocking structure lock box and the lock mounting bracket of the present invention;

[0034] Fig.12 It is a schematic diagram of the internal structure of the lock box of the high-voltage interlocking structure of the present invention;

[0035] Fig.13 It is a schematic side view of a lock box of a high-voltage interlocking structure of the present invention;

[0036] Fig.14 It is a bottom view schematic diagram of a lock box of a high-voltage interlocking structure of the present invention;

[0037] Fig.15 It is a rear view schematic diagram of a lock box of the high-voltage interlocking structure of the present invention;

[0038] Reference numerals:

[0039] Cabinet body 1, cabinet door 11, crossbeam 12;

[0040] Lock box 2, lock core 21, key 22, lock plate 23, disc 24, cover plate 25, transmission assembly 26, lock rod 27, lock protection cover 28;

[0041] Locking bracket 3;

[0042] Lock mounting bracket 4;

[0043] Lock bit frame 5;

[0044] Lock limit bracket 6;

[0045] Lock adjustment block 7. DETAILED DESCRIPTION

[0046] The present invention will be further described below in conjunction with the accompanying drawings.

[0047] The present invention provides a high-voltage interlocking structure, comprising:

[0048] A lock box 2 is provided inside the lock box 2, wherein a lock core 21 and a lock plate 23 are installed inside the lock box 2, wherein a disc 24, a cover plate 25, a transmission assembly 26, a lock rod 27, a coil spring and a fastener are provided inside the lock box 2, wherein a lock protection cover 28 is provided on the surface of the cover plate 25, a key 22 is inserted on the surface of the lock core 21, and the key 22 cooperates with the lock core 21 to control the lifting of the lock plate 23, wherein the lock box 2 is provided inside the cabinet 1, and a cabinet door 11 is hinged on the surface of the cabinet 1 A crossbeam 12 is fixedly arranged inside the cabinet 1, a lock mounting bracket 4 is fixedly connected to the surface of the lock box 2, the lock mounting bracket 4 is a "U"-shaped plate structure, the lock mounting bracket 4 is fixedly installed on the inner side of the cabinet door 11, a lock adjustment block 7 is arranged between the lock mounting bracket 4 and the lock box 2, the lock adjustment block 7 is used to fine-tune the installation position of the lock box 2, the lock mounting bracket 4 is fixedly connected to the lock adjustment block 7 by bolts, and the lock box 2 is adjustably connected to the lock adjustment block 7;

[0049] A locking frame 5, the locking frame 5 is arranged at the bottom of the lock box 2, the locking frame 5 is fixedly mounted on the surface of the crossbeam 12, a locking bracket 3 is fixedly arranged inside the locking frame 5, the locking bracket 3 is arranged on a side of the locking frame 5 away from the crossbeam 12, and a gap matching the lock plate 23 is left between the locking bracket 3 and the inner wall of the locking frame 5;

[0050] The lock limit bracket 6 is arranged on one side of the lock box 2, and the lock limit bracket 6 is an "L"-shaped plate structure. One side of the lock limit bracket 6 is fixedly installed on the surface of the beam 12, and the other side of the lock limit bracket 6 is fixedly connected to the lock position frame 5.

[0051] Embodiment 1:

[0052] See also Figure 1 As shown, Figure 1 It is a schematic diagram of the connection between the high-voltage interlocking structure and the cabinet door of the present invention;

[0053] See also Figure 2 As shown, Figure 2 The high-voltage interlocking structure of the present invention Figure 1 Zoom in on A in the middle;

[0054] See also Figure 3 As shown, Figure 3 It is a schematic front view of the installation of the high-voltage interlocking structure of the present invention;

[0055] See also Figure 4 As shown, Figure 4 The high-voltage interlocking structure of the present invention Figure 3 Enlarge the B in the middle;

[0056] See also Figure 5 As shown, Figure 5 The high-voltage interlocking structure of the present invention Figure 3 Schematic diagram of the cross-section at AA in the middle;

[0057] See also Figure 6 As shown, Figure 6 The high-voltage interlocking structure of the present invention Figure 5 Zoom in on middle C;

[0058] See also Figure 1-Figure 6 As shown, a high voltage interlocking structure comprises:

[0059] Lock box 2, lock position bracket 3, lock mounting bracket 4, lock position frame 5, lock limit bracket 6;

[0060] The lock box 2 is provided with a lock core 21 and a disc 24, a cover plate 25, a transmission assembly 26, and a locking rod 27 used in conjunction with the lock core 21. The lock core 21 is rotated by the key 22 to drive the lock plate 23 to rise and fall, so that the lock plate 23 is inserted into or separated from the gap formed between the inner wall of the locking position frame 5 and the locking position bracket 3, thereby realizing the locking and unlocking of the cabinet door 11.

[0061] The lock box 2 is installed on the inner side of the cabinet door 11 through the lock mounting bracket 4, and then the locking position frame 5 and the lock limiting bracket 6 are installed on the beam 12 to cooperate with the locking and unlocking of the lock plate 23, avoiding the problem of space waste caused by setting the lock core and pull rod outside the cabinet.

[0062] Embodiment 2:

[0063] See also Figure 1 As shown, Figure 1 It is a schematic diagram of the connection between the high-voltage interlocking structure and the cabinet door of the present invention;

[0064] See also Figure 2 As shown, Figure 2 The high-voltage interlocking structure of the present invention Figure 1 Zoom in on A in the middle;

[0065] See also Figure 3 As shown, Figure 3 It is a schematic front view of the installation of the high-voltage interlocking structure of the present invention;

[0066] See also Figure 4 As shown, Figure 4 The high-voltage interlocking structure of the present invention Figure 3 Enlarge the B in the middle;

[0067] See also Figure 5 As shown, Figure 5 The high-voltage interlocking structure of the present invention Figure 3 Schematic diagram of the cross-section at AA in the middle;

[0068] See also Figure 6 As shown, Figure 6 The high-voltage interlocking structure of the present invention Figure 5 Zoom in on middle C;

[0069] See also Figure 7 As shown, Figure 7 It is a front view schematic diagram of the connection between the high-voltage interlocking structure lock box and the lock mounting bracket of the present invention;

[0070] See also Figure 8 As shown, Figure 8 It is a bottom view schematic diagram of the connection between the lock box of the high-voltage interlocking structure and the lock mounting bracket of the present invention;

[0071] See also Fig. 9 As shown, Fig. 9 It is a side view schematic diagram of the connection between the high-voltage interlocking structure lock box and the lock mounting bracket of the present invention;

[0072] See also Fig.10 As shown, Fig.10 The high-voltage interlocking structure of the present invention Fig. 9 Schematic diagram of the cross-section at AA in the middle;

[0073] See also Fig.11 As shown, Fig.11 It is a rear view schematic diagram of the connection between the high-voltage interlocking structure lock box and the lock mounting bracket of the present invention;

[0074] See also Figure 1-Figure 6 As shown, a high voltage interlocking structure comprises:

[0075] Lock box 2, lock bracket 3, lock mounting bracket 4, lock frame 5, lock limit bracket 6;

[0076] The lock box 2 is provided with a lock core 21 and a disc 24, a cover plate 25, a transmission assembly 26, and a locking rod 27 used in conjunction with the lock core 21. The lock core 21 is rotated by the key 22 to drive the lock plate 23 to rise and fall, so that the lock plate 23 is inserted into or separated from the gap formed between the inner wall of the locking position frame 5 and the locking position bracket 3, thereby realizing the locking and unlocking of the cabinet door 11.

[0077] The lock box 2 is installed on the inner side of the cabinet door 11 through the lock installation bracket 4, and then the locking frame 5 and the lock limit bracket 6 are installed on the crossbeam 12 to cooperate with the locking and unlocking of the lock plate 23, thereby avoiding the problem of space waste caused by setting the lock core and the pull rod outside the cabinet;

[0078] Based on the first embodiment, refer to Figure 7-Figure 11 As shown, in this embodiment, the reduction Figure 5 The locking position frame 5 and the lock limiting bracket 6 shown in the figure extend the installation of the lock box 2 to the top of the beam 12, and a square hole is opened on the beam 12. By controlling the lock plate 23 to be inserted into the square hole, the same effect as in the first embodiment is achieved, and the remaining features are the same as in the first embodiment.

[0079] Although the present invention has been described with reference to preferred embodiments, various modifications may be made thereto and parts thereof may be replaced by equivalents without departing from the scope of the present invention. In particular, the various technical features mentioned in the various embodiments may be combined in any manner as long as there are no structural conflicts. The present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A high voltage interlocking structure, characterized in that: include: A lock box, wherein a lock core and a lock plate are installed inside the lock box, the lock box is arranged inside the cabinet, and a lock mounting bracket is fixedly connected to the surface of the lock box; A locking position frame, the locking position frame is arranged at the bottom of the lock box, a locking position bracket is fixedly arranged inside the locking position frame, and a gap matching the lock plate is left between the locking position bracket and the inner wall of the locking position frame; A lock limiting bracket is arranged on one side of the lock box.

2. The high voltage interlocking structure according to claim 1, characterized in that: The interior of the lock box is provided with a disc member, a cover plate, a transmission assembly, a locking rod, a coil spring and a fastener that cooperate with the lock core. The disc member is clamped between the cover plate and the transmission assembly. The cover plate is fixedly mounted on the lock box by the fastener. The transmission assembly is arranged between the lock plate and the cover plate. The locking rod is slidably mounted on the lock plate. A lock protection cover is installed on the surface of the cover plate.

3. The high voltage interlocking structure according to claim 2, characterized in that: A key is inserted into the surface of the lock core, and the key cooperates with the lock core to control the lifting of the lock plate.

4. The high voltage interlocking structure according to claim 3, characterized in that: A cabinet door is hinged on the surface of the cabinet body, and a crossbeam is fixedly arranged inside the cabinet body.

5. The high voltage interlocking structure according to claim 4, characterized in that: The lock mounting bracket is a "U"-shaped plate structure, and the lock mounting bracket is fixedly installed on the inner side of the cabinet door.

6. The high voltage interlocking structure according to claim 5, characterized in that: A lock adjustment block is provided between the lock mounting bracket and the lock box, and the lock adjustment block is used to fine-tune the installation position of the lock box.

7. The high voltage interlocking structure according to claim 6, characterized in that: The lock mounting bracket is fixedly connected to the lock adjusting block by bolts, and the lock box is adjustably connected to the lock adjusting block.

8. The high voltage interlocking structure according to claim 7, characterized in that: The locking frame is fixedly mounted on the surface of the crossbeam.

9. The high voltage interlocking structure according to claim 8, characterized in that: The locking position bracket is arranged inside the locking position frame at a side away from the crossbeam.

10. The high voltage interlocking structure according to claim 9, characterized in that: The lock limit bracket is an "L"-shaped plate structure, one side of the lock limit bracket is fixedly installed on the surface of the beam, and the other side of the lock limit bracket is fixedly connected to the locking position frame.

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