Circuit converter housing

Abstract

The utility model discloses a circuit converter shell, which comprises a plate shell with an opening and a plate cover for closing the opening, a plurality of clamping grooves are respectively arranged at the top of the plate shell at intervals along the circumferential direction of the opening, a large round hole and a small round hole are arranged at the opening of each clamping groove, and the large round hole is communicated and connected with the small round hole. The plate cover is fixedly connected with a ball head through a connecting rod, the ball head can penetrate through the large round hole to stretch into the clamping groove, the connecting rod moves to the small round hole from the large round hole, the ball head is clamped in the small round hole so that the plate cover can be fixedly connected with the plate shell, and an inserting plate is elastically connected to the side wall of the plate cover. And the outer wall of the plate shell is provided with an insertion frame for the insertion plate to be embedded and installed. According to the circuit converter shell, the plate cover and the plate shell can be quickly mounted and dismounted, the mounting and dismounting convenience of personnel is improved, and the operation efficiency of the personnel is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of converters, in particular to a circuit converter housing. Background Art

[0002] A circuit converter is a device that converts an input signal (such as voltage, current, frequency) into another output signal. In automated instrumentation and automatic control systems, one signal is often converted into another signal that is compared with a standard or reference quantity in order to connect the two types of instruments. Therefore, the converter is often the intermediate link between two instruments, devices or equipment.

[0003] After searching, the patent with patent announcement number CN212969424U discloses "an electric energy converter and its shell structure", which includes a shell, the bottom plate of the shell is provided with an L-shaped battery pack docking station, a plug-in slot is provided above the battery pack docking station, and a USB port is provided on the front plate of the shell; a circuit board fixing slot and a battery support plate are provided in the cavity of the shell, the circuit board fixing slot is located on the side of the plug-in slot, and the battery support plate is located above the plug-in slot; the shell includes a left shell and a right shell, and a battery pack docking station, a plug-in slot, a circuit board fixing slot and a battery support plate are provided in the left shell and the right shell, respectively. The utility model provides a battery installation structure in the shell structure of the electric energy converter, so that the electric energy converter has reserve energy, and the electric energy converter can still supply power without external power supply.

[0004] In the prior art, most circuit converters include: a cover plate, a shell and a circuit board located inside the shell. The circuit board is installed inside the shell, and the cover plate and the shell are fixedly connected by multiple screws. However, when some components on the circuit board are damaged, personnel need to remove several screws one by one to repair the circuit board inside the shell. After the repair is completed, multiple screws are fixed one by one to fix the cover plate and the shell. The operation is inconvenient and takes a lot of time. Utility Model Content

[0005] The main purpose of the utility model is to provide a circuit converter housing, which can realize the rapid installation and disassembly of the plate cover and the plate shell, improve the convenience of installation and disassembly for personnel, and improve the operating efficiency of personnel.

[0006] To achieve the above object, the technical solution adopted by the utility model is: a circuit converter housing, comprising: a plate shell with an opening, a plate cover closing the opening, a plurality of slots are provided at intervals on the top of the plate shell along the circumference of the opening, and a large circular hole and a small circular hole are provided at the opening of the slot, and the large circular hole is connected to the small circular hole;

[0007] The plate cover is fixedly connected to a ball head through a connecting rod. The ball head can pass through the large circular hole and extend into the interior of the slot. The connecting rod moves from the large circular hole to the small circular hole so that the ball head is clamped in the interior of the small circular hole to fix the plate cover to the plate shell.

[0008] The further improved scheme in the above technical scheme is as follows:

[0009] 1. In the above scheme, a plug-in board is elastically connected to the side wall of the board cover, and an insert frame for the plug-in board to be embedded and installed is provided on the outer wall of the board shell.

[0010] 2. In the above solution, the insert frame is located on the side of the large circular hole opposite to the small circular hole, so that when the ball head is clamped inside the small circular hole, the insert plate is embedded in the insert frame.

[0011] 3. In the above solution, a fixing block with an accommodating cavity inside is installed on the side wall of the plate cover, the upper end of the plug plate is elastically connected to the inner wall of the accommodating cavity through an elastic member, and its lower end can penetrate the fixing block and extend out.

[0012] 4. In the above solution, a pull rod is fixedly installed on the top of the plug board, and the pull rod can penetrate the fixed block and extend out.

[0013] Due to the application of the above technical solution, the utility model has the following advantages compared with the prior art:

[0014] The circuit converter housing of the utility model is provided with a plurality of slots spaced apart at intervals on the top of the plate shell along the circumferential direction of the opening, and a large circular hole and a small circular hole are provided at the opening of the slots. The plate cover is fixedly connected with a ball head through a connecting rod. The ball head on the plate cover is embedded in the large circular hole, and then the plate cover is moved so that the connecting rod drives the ball head to be clamped in the small circular hole, thereby enabling the plate cover and the plate shell to be quickly installed and removed, improving the convenience of installation and removal for personnel, reducing the difficulty of operation for personnel, and improving the operation efficiency of personnel; further, the relative positions of the plate cover and the plate shell can be fixed by correspondingly cooperating with the plug plate elastically connected to the plate cover and the plug frame on the outer wall of the plate shell, thereby avoiding the situation in which the plate cover moves and causes the ball head to move from the small circular hole to the large circular hole to cause the connection to become loose, thereby improving the stability of the connection between the plate cover and the plate shell. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Attached Figure 1 This is a schematic diagram of the structure of the circuit converter housing of the utility model;

[0016] Attached Figure 2 It is a partial structural schematic diagram of the circuit converter housing of the utility model;

[0017] Attached Figure 3 For the utility model Figure 2 A magnified image of point A;

[0018] Attached Figure 4 It is a partial structural sectional view of the circuit converter housing of the utility model.

[0019] In the above figures: 1, plate shell; 2, opening; 3, plate cover; 4, connecting rod; 5, ball head; 6, slot; 7, large round hole; 8, small round hole; 9, plug-in board; 10-24, plug-in frame; 11, fixing block; 12, accommodating cavity; 13, pull rod; 14, elastic member. DETAILED DESCRIPTION

[0020] The present invention can be further understood through the specific embodiments given below, but they are not intended to limit the present invention.

[0021] Embodiment 1: A circuit converter housing, comprising: a plate shell 1 with an opening 2, a plate cover 3 closing the opening 2, a plurality of slots 6 are provided at intervals on the top of the plate shell 1 along the circumference of the opening 2, and a large circular hole 7 and a small circular hole 8 are provided at the opening of the slot 6, and the large circular hole 7 is connected to the small circular hole 8;

[0022] The plate cover 3 is fixedly connected to a ball head 5 through a connecting rod 4. The ball head 5 can pass through the large circular hole 7 and extend into the interior of the slot 6. The connecting rod 4 moves from the large circular hole 7 to the small circular hole 8, so that the ball head 5 is clamped in the interior of the small circular hole 8 to fix the plate cover 3 to the plate shell 1.

[0023] Pull the pull rod to drive the plug plate into the accommodating cavity of the fixed block and compress the elastic part, then embed the four ball heads at the bottom of the plate cover into the card slots from the corresponding large round holes, and then move the plate cover so that the connecting rod drives the ball heads to slide toward the small round holes, so that the connecting rod is stuck in the small round holes.

[0024] A plug-in board 9 is elastically connected to the side wall of the plate cover 3, and an insert frame 10 for the plug-in board 9 to be embedded and installed is provided on the outer wall of the plate shell 1;

[0025] When the pull rod is released, the elastic member is reset to push the plug-in board out of the accommodating cavity and inserted into the plug-in frame, thereby realizing the connection between the board cover and the board shell, and further closing the opening of the board shell.

[0026] The insert frame 10 is located on a side of the large circular hole 7 opposite to the small circular hole 8 , so that when the ball head 5 is clamped in the small circular hole 8 , the insert plate 9 is embedded in the insert frame 10 .

[0027] A fixing block 11 with an accommodating cavity 12 is installed on the side wall of the plate cover 3 . The upper end of the plug plate 9 is elastically connected to the inner wall of the accommodating cavity 12 via an elastic member 14 , and the lower end thereof can extend through the fixing block 11 .

[0028] A pull rod 13 is fixedly mounted on the top of the plug plate 9 , and the pull rod 13 can penetrate the fixed block 11 and extend out.

[0029] The inner diameter of the large circular hole 7 is 1.5 times the inner diameter of the small circular hole 8 .

[0030] Embodiment 2: A circuit converter housing, comprising: a plate shell 1 having an opening 2, a plate cover 3 closing the opening 2, a plurality of slots 6 spaced apart on the top of the plate shell 1 along the circumference of the opening 2, and a large circular hole 7 and a small circular hole 8 are provided at the opening of the slot 6, and the large circular hole 7 is connected to the small circular hole 8;

[0031] The plate cover 3 is fixedly connected to a ball head 5 through a connecting rod 4. The ball head 5 can pass through the large circular hole 7 and extend into the interior of the slot 6. The connecting rod 4 moves from the large circular hole 7 to the small circular hole 8, so that the ball head 5 is clamped in the interior of the small circular hole 8 to fix the plate cover 3 to the plate shell 1.

[0032] By embedding the ball head on the plate cover into the large circular hole and then moving the plate cover so that the connecting rod drives the ball head to be clamped inside the small circular hole, the plate cover and the plate shell can be quickly installed and disassembled, which improves the convenience of installation and disassembly for personnel and reduces the difficulty of operation for personnel; further, by the corresponding cooperation of the plug plate elastically connected to the plate cover and the plug frame on the outer wall of the plate shell, the relative position of the plate cover and the plate shell can be fixed, avoiding the situation where the plate cover moves and causes the ball head to move from the small circular hole to the large circular hole and cause the connection to loosen, thereby improving the stability of the connection between the plate cover and the plate shell.

[0033] An inserting plate 9 is elastically connected to the side wall of the plate cover 3, and an inserting frame 10 for inserting the inserting plate 9 is arranged on the outer wall of the plate shell 1.

[0034] The insert frame 10 is located on a side of the large circular hole 7 opposite to the small circular hole 8 , so that when the ball head 5 is clamped in the small circular hole 8 , the insert plate 9 is embedded in the insert frame 10 .

[0035] A fixing block 11 with an accommodating cavity 12 is installed on the side wall of the plate cover 3 . The upper end of the plug plate 9 is elastically connected to the inner wall of the accommodating cavity 12 via an elastic member 14 , and the lower end thereof can extend through the fixing block 11 .

[0036] A pull rod 13 is fixedly mounted on the top of the plug plate 9 , and the pull rod 13 can penetrate the fixed block 11 and extend out.

[0037] The inner diameter of the large circular hole 7 is twice the inner diameter of the small circular hole 8 .

[0038] The cross-sectional area of ​​the ball head 5 is smaller than that of the large circular hole 7 , and larger than that of the small circular hole 8 .

[0039] The working principle is:

[0040] When in use, pull the pull rod to drive the plug plate into the accommodating cavity of the fixed block and compress the elastic part, then embed the four ball heads at the bottom of the board cover into the card slots from the corresponding large round holes, and then move the board cover so that the connecting rod drives the ball heads to slide in the direction of the small round holes, so that the connecting rod is stuck in the small round holes, and then release the pull rod, the elastic part resets and pushes the plug plate out of the accommodating cavity and inserted into the plug frame, thereby realizing the connection between the board cover and the board shell, and then closing the opening of the board shell.

[0041] When the above-mentioned circuit converter shell is used, the ball head on the board cover is embedded in the large circular hole, and then the board cover is moved so that the connecting rod drives the ball head to be clamped inside the small circular hole, thereby realizing rapid installation and disassembly of the board cover and the board shell, improving the convenience of installation and disassembly for personnel and reducing the difficulty of operation for personnel; further, the relative positions of the board cover and the board shell can be fixed by correspondingly cooperating the plug plate elastically connected to the board cover and the plug frame on the outer wall of the board shell, avoiding the situation in which the board cover moves and causes the ball head to move from the small circular hole to the large circular hole and cause the connection to become loose, thereby improving the stability of the connection between the board cover and the board shell.

[0042] The above embodiments are only for illustrating the technical concept and features of the utility model, and their purpose is to enable people familiar with the technology to understand the content of the utility model and implement it accordingly, and they cannot be used to limit the protection scope of the utility model. Any equivalent changes or modifications made according to the spirit of the utility model should be included in the protection scope of the utility model.

Claims

1. A circuit converter housing, comprising: A plate shell (1) having an opening (2) and a plate cover (3) for closing the opening (2), characterized in that: a plurality of slots (6) are provided at intervals on the top of the plate shell (1) along the circumference of the opening (2), and a large circular hole (7) and a small circular hole (8) are provided at the opening of the slot (6), and the large circular hole (7) is connected to the small circular hole (8); The plate cover (3) is fixedly connected to a ball head (5) via a connecting rod (4); the ball head (5) can pass through the large circular hole (7) and extend into the interior of the slot (6); and the connecting rod (4) moves from the large circular hole (7) to the small circular hole (8), so that the ball head (5) is clamped in the interior of the small circular hole (8) to fix the plate cover (3) to the plate shell (1).

2. The circuit converter housing according to claim 1, characterized in that: An inserting plate (9) is elastically connected to the side wall of the plate cover (3), and an inserting frame (10) for embedding and installing the inserting plate (9) is provided on the outer wall of the plate shell (1).

3. The circuit converter housing according to claim 2, characterized in that: The insert frame (10) is located on a side of the large circular hole (7) opposite to the small circular hole (8), so that when the ball head (5) is locked inside the small circular hole (8), the insert plate (9) is embedded in the insert frame (10).

4. The circuit converter housing according to claim 2, characterized in that: A fixing block (11) having an accommodating cavity (12) therein is mounted on the side wall of the plate cover (3); the upper end of the plug plate (9) is elastically connected to the inner wall of the accommodating cavity (12) via an elastic member (14); and the lower end of the plug plate (9) is capable of penetrating the fixing block (11) and extending out.

5. The circuit converter housing according to claim 4, characterized in that: A pull rod (13) is fixedly mounted on the top of the plug plate (9), and the pull rod (13) is capable of penetrating through the fixed block (11) and extending out.

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