CN210324003U

CN210324003U - Network manager with self-locking function

Info

Publication number: CN210324003U
Application number: CN201921304957.XU
Authority: CN
Inventors: 王康明; 徐涵晟
Original assignee: Asia Pacific CIS Wuxi Co Ltd
Current assignee: Asia Pacific CIS Wuxi Co Ltd
Priority date: 2019-08-12
Filing date: 2019-08-12
Publication date: 2020-04-14
Anticipated expiration: 2029-08-12

Abstract

The utility model discloses a network manager with self-locking function, including panel beating casing, PDU front panel, its characterized in that: one end of the sheet metal shell is fixed with two positioning columns; two first limiting columns and a second limiting column are fixed at the other end of the metal plate shell, and the first limiting columns and the second limiting columns form a triangle; a lock body is arranged in the metal plate shell; a torsion spring is arranged in the V-shaped groove and comprises a spring, branches extend from two ends of the spring, and the spring and the two branches form a V shape and are matched with the V-shaped groove; a fixed shaft is arranged at the midpoint of the V-shaped groove, and the spring is sleeved on the fixed shaft; the second sliding hole is sleeved on the second limiting column, the first sliding hole is sleeved on the first limiting column, the first limiting column is in contact with the branch, and the first limiting column is located on the outer side of the branch. The utility model discloses a spring is fixed from the lock structure, replaces the mode of traditional screw fixation NMC module, very big improvement the convenience of installation dismantlement, eliminated the risk that the screw dropped.

Description

Network manager with self-locking function

Technical Field

The utility model relates to a network manager equipment specifically is a network manager with self-locking function.

Background

At present, most network managers (hereinafter referred to as NMC modules) of PDU products in the industry adopt screws to fix a PDU metal plate shell, and maintenance technicians need to carry a designated tool to carry out maintenance, disassembly and assembly or replacement on the NMC modules, so that the operation is inconvenient. Moreover, the screw after the dismantlement has and drops the risk of losing inside the rack, can lead to potential safety hazards such as electric short circuit.

SUMMERY OF THE UTILITY MODEL

For solving the defect of above-mentioned prior art, the utility model provides a network manager with self-locking function, the utility model discloses a spring auto-lock structure is fixed, replaces the mode of traditional screw fixation NMC module, very big improvement the convenience of installation dismantlement, eliminated the risk that the screw dropped.

In order to achieve the technical purpose, the utility model adopts the following technical scheme: the utility model provides a network manager with self-locking function, includes panel beating casing, PDU front panel, its characterized in that: two positioning columns are fixed at one end of the sheet metal shell; two first limiting columns and a second limiting column are fixed at the other end of the sheet metal shell, and the first limiting columns and the second limiting columns form a triangle;

a lock body is arranged in the metal plate shell; the lock body comprises a handle, the handle is connected with a connecting part, extending parts are arranged at two ends of the connecting part, and the handle, the connecting part and the extending parts are integrally formed; the connecting part is provided with a through second sliding hole along the height direction, and the extending part is provided with a through first sliding hole along the height direction; a V-shaped groove is formed in the outer side surface of the joint of the connecting part and the extending part, and one end of the V-shaped groove is communicated with the first sliding hole; a torsion spring is arranged in the V-shaped groove and comprises a spring, branches extend from two ends of the spring, and the spring and the two branches form a V shape and are matched with the V-shaped groove; a fixed shaft is arranged at the midpoint of the V-shaped groove, and the spring is sleeved on the fixed shaft;

the second sliding hole is sleeved on the second limiting column, the first sliding hole is sleeved on the first limiting column, the first limiting column is in contact with the branch, and the first limiting column is positioned on the outer side of the branch;

and one end of the extension part, which is close to the handle, is provided with a clamping hook.

Furthermore, a plurality of bosses are arranged on the extension part.

Furthermore, the first slide hole and the second slide hole are both oval.

Further, the extension portion has a height greater than a height of the coupling portion.

Furthermore, a 0.2mm gap is arranged on one side between the first sliding hole and the first limiting column; and a 0.2mm gap is arranged on one side between the second sliding hole and the second limiting column.

Further, a 0.3mm gap is formed between the lock body and the PCBA in the height direction.

Further, PCBA passes through four screws to be fixed on the panel beating casing.

Further, the network manager also comprises a PCBA I and a PCBA II; PCBA one PCBA two all are fixed in on the panel beating casing

To sum up, the utility model discloses following technological effect has been gained:

1. the utility model discloses a two torsional springs and a lock body realize the auto-lock of NMC module, utilize the elasticity of torsional spring to block the lock body into the PDU front panel, utilize the tension that produces when the torsional spring is compressed again to fasten the lock body in the PDU front panel, make the lock body can not oneself break away from, during the installation the staff press the panel beating casing can, do not need the screw fixation, and is simple and convenient, when dismantling, promote the lock body to lift up the module can, convenient and fast, eliminate the screw and drop and damage the electric risk in inside;

2. the utility model discloses need not utilize other instruments can install, dismantle, simple convenient, labour saving and time saving.

Drawings

Fig. 1 is an exploded view of an NMC module according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a lock body and a torsion spring according to an embodiment of the present invention;

fig. 3 is a top view of an NMC module according to an embodiment of the present invention;

FIG. 4 is a partial sectional view of the assembled state 1 in the direction A-A in FIG. 3;

FIG. 5 is a partial sectional view of the assembled state 2 in the direction A-A in FIG. 3;

FIG. 6 is a partial sectional view of the assembled state 3 in the direction A-A in FIG. 3;

FIG. 7 is a partial sectional view of the state of installation 4 in the direction A-A of FIG. 3;

FIG. 8 is a sectional view taken along line B-B of FIG. 3;

fig. 9 is a partial side view of an NMC module provided by an embodiment of the present invention;

in the figure, 1, a sheet metal shell, 2, a torsion spring, 201, a spring, 202, a branch, 3, a bolt, 4, a lock body, 401, a handle, 402, a connecting part, 403, an extending part, 404, a clamping hook, 405, a first sliding hole, 406, a V-shaped groove, 407, a fixed shaft, 408, a second sliding hole, 409, a boss, 5, a screw, 6, PCBA I, 7, a positioning column, 8, PCBA II, 9, a first limiting column, 10, a second limiting column, 11 and a PDU front panel.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Example (b):

as shown in fig. 1, a network manager with a self-locking function includes a sheet metal housing 1, a first PCBA 6, a second PCBA 8, and a PDU front panel 11; on PCBA 6, PCBA two 8 all were fixed in panel beating casing 1, PCBA 6 fixes on panel beating casing 1 through four screws 5, and panel beating casing 1's one end is fixed with two reference columns 7, and reference column 7 is used for fixing a position on PDU front panel 11. The other end of the sheet metal shell 1 is fixed with two first spacing posts 9 and one second spacing post 10, the two first spacing posts 9 are respectively located on two sides of the inside of the sheet metal shell 1, and the two first spacing posts 9 and the second spacing post 10 form a triangle.

A lock body 4 is arranged in the sheet metal shell 1, and the lock body 4 is fixed in the sheet metal shell 1 through a bolt 3; as shown in fig. 2, the lock body 4 includes a handle 401, the handle 401 is connected with a connecting portion 402, both ends of the connecting portion 402 are provided with extending portions 403, and the handle 401, the connecting portion 402 and the extending portions 403 are integrally formed; a through second sliding hole 408 is formed in the connecting portion 402 along the height direction, and a through first sliding hole 405 is formed in the extending portion 403 along the height direction, wherein the second sliding hole 408 is sleeved on the second limiting column 10, and the first sliding hole 405 is sleeved on the first limiting column 9; a V-shaped groove 406 is formed in the outer side surface of the joint of the connecting part 402 and the extending part 403, and one end of the V-shaped groove 406 is communicated with the first sliding hole 405; a torsion spring 2 is arranged in the V-shaped groove 406, the torsion spring 2 comprises a spring 201, two ends of the spring 201 extend to form branches 202, and the spring 201 and the two branches 202 form a V shape and are matched with the V-shaped groove 406; a fixed shaft 407 is arranged at the midpoint of the V-shaped groove 406, the spring 201 is sleeved on the fixed shaft 407, the two branches 202 are respectively arranged at two sides of the V-shaped groove 406, when the first position-limiting column 9 is inserted into the first sliding hole 405, the first position-limiting column 9 contacts one of the branches 202, and the first position-limiting column 9 is located outside the branch 202, i.e. the first limit post 9 is located at one side of the whole torsion spring 2, and referring to fig. 1 and 2, when the lock body 4 slides along the direction F, because the first position-limiting post 9 is fixed, the first sliding hole 405 and the torsion spring 2 both slide toward the direction F relative to the first position-limiting post 9, and the branch 202 is squeezed due to the blocking effect of the first position-limiting post 9 when the torsion spring 2 moves along with the lock body 4, due to the elasticity of the torsion spring 2, the torsion spring 2 and the lock body 4 can move towards the direction F, and the lock body 4 keeps the tendency of moving in the direction opposite to the direction F under the tension formed by the extrusion of the torsion spring 2.

As shown in fig. 2, a hook 404 is disposed at one end of the extension 403 close to the handle 401 for locking the PDU front panel 11, so as to prevent the lock body 4 from automatically falling off. The extension 403 has a height greater than the height of the coupling 402, wherein, in the orientation of fig. 2, the hook 404 is located above the coupling 402, facilitating the catching of the PDU front panel 11.

As shown in fig. 2, a plurality of bosses 409 are provided on the extension 403, and further, the bosses 409 are in a truncated cone shape, so that when the lock body 4 slides, the bosses 409 contact the sheet metal shell 1, and friction is reduced.

As shown in fig. 2, the first sliding hole 405 and the second sliding hole 408 are both oval, so as to facilitate the sliding of the lock body 4.

As shown in fig. 2, the other end of the V-shaped groove 406 (the end not in contact with the first slide hole 405) penetrates the coupling portion 402 to facilitate mounting of the torsion spring.

As shown in fig. 3 to 7, the self-locking process is as follows:

(1) as shown in fig. 4, the installation state 1 is an unsnapped state, and the NMC module positioning column 7 is installed in the PDU front panel 11 with one side inclined, and the lock body 4 and the PDU front panel 11 start to contact;

(2) as shown in fig. 5, the installation state 2 is a state of being locked, and a worker presses the sheet metal shell 1 along the N direction, so that the lock body 4 moves along the M direction under the action of the inclined surface of the hook 404 and the lock body 4 overcomes the elastic force of the torsion spring 2; at this time, the torsion spring 2 deforms, and the hook 404 is clamped on the PDU front panel 11;

(3) the installation state 3 shown in fig. 6 is a state of being engaged, and the hook 404 continues to move downward under the pressing force until the hook 404 is completely engaged with the PDU front panel 11;

(4) the installation state 4 shown in fig. 7 is a complete state of the locking, the worker no longer presses, the torsion spring 2 rebounds, the lock body 4 is under the tension of the torsion spring 2, so that the hook 404 is completely locked inside the PDU front panel 11, and the hook 404 is blocked by the PDU front panel 11 and cannot be separated by itself.

As shown in fig. 8, in this embodiment, a 0.2mm gap is disposed on a single side between the first sliding hole 405 and the first position-limiting post 9, and a 0.2mm gap is disposed on a single side between the second sliding hole 408 and the second position-limiting post 10, so as to ensure that the lock body 4 can slide smoothly. A0.3 mm gap is arranged between the lock body 4 and the PCBA 6 in the height direction for the lock body to slide, and the lock body 4 is prevented from falling off from an NMC metal plate.

As shown in fig. 9, the handle 401 is pushed in the direction of arrow C, and then the module is lifted in the direction of D to be taken out from the PDU product. The auxiliary tool is not needed, and the operation is convenient and quick.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all the modifications and equivalents of the technical spirit of the present invention to any simple modifications of the above embodiments are within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a network manager with self-locking function, includes panel beating casing (1), PDU front panel (11), its characterized in that: two positioning columns (7) are fixed at one end of the sheet metal shell (1); two first limiting columns (9) and a second limiting column (10) are fixed at the other end of the sheet metal shell (1), and the first limiting columns (9) and the second limiting columns (10) form a triangle;

a lock body (4) is arranged in the sheet metal shell (1); the lock body (4) comprises a handle (401), the handle (401) is connected with a connecting part (402), two ends of the connecting part (402) are respectively provided with an extending part (403), and the handle (401), the connecting part (402) and the extending parts (403) are integrally formed; a second slide hole (408) penetrating through the coupling portion (402) in the height direction, and a first slide hole (405) penetrating through the extension portion (403) in the height direction; a V-shaped groove (406) is formed in the outer side surface of the joint of the connecting part (402) and the extending part (403), and one end of the V-shaped groove (406) is communicated with the first sliding hole (405); a torsion spring (2) is installed in the V-shaped groove (406), the torsion spring (2) comprises a spring (201), two ends of the spring (201) extend to form branches (202), and the spring (201) and the two branches (202) form a V shape and are matched with the V-shaped groove (406); a fixed shaft (407) is arranged at the middle point of the V-shaped groove (406), and the spring (201) is sleeved on the fixed shaft (407);

the second sliding hole (408) is sleeved on the second limiting column (10), the first sliding hole (405) is sleeved on the first limiting column (9), the first limiting column (9) is in contact with the branch (202), and the first limiting column (9) is located on the outer side of the branch (202);

one end of the extending part (403) close to the handle (401) is provided with a clamping hook (404).

2. The network manager with self-locking function according to claim 1, wherein: a plurality of bosses (409) are arranged on the extension part (403).

3. The network manager with self-locking function according to claim 1, wherein: the first sliding hole (405) and the second sliding hole (408) are both oval.

4. The network manager with self-locking function according to claim 1, wherein: the extension (403) has a height greater than the height of the coupling (402).

5. The network manager with self-locking function according to claim 1, wherein: a 0.2mm gap is formed in one side between the first sliding hole (405) and the first limiting column (9); and a 0.2mm gap is formed in a single side between the second sliding hole (408) and the second limiting column (10).

6. The network manager with self-locking function according to claim 1, wherein: the network manager also comprises a PCBA (6) and a PCBA (8); PCBA (6) PCBA two (8) all are fixed in on the panel beating casing (1).

7. The network manager with self-locking function according to claim 6, wherein: PCBA (6) are fixed through four screws (5) on the panel beating casing (1).

8. The network manager with self-locking function according to claim 6, wherein: and a 0.3mm gap is arranged between the lock body (4) and the PCBA (6) in the height direction.