Pockels cell driving power supply box

Abstract

The utility model discloses a Pockels cell driving power supply box, and belongs to the technical field of Pockels cell driving power supply boxes. The problems that an existing Pockels cell driving power supply box is inconvenient to install and test and low in safety coefficient are solved. The device specifically comprises an upper cover, a lower cover, a positive and negative electrode output assembly and a flange base, the upper cover is connected with the anode-cathode output assembly; a positive electrode output line and a negative electrode output line of the positive and negative electrode output assembly are separated by a spacing bar; the side surface of the upper cover is provided with a push-pull locking socket, a synchronous signal input port and a monitoring interface; the bottom of the upper cover is connected with a lower cover, and the edge of the lower cover is provided with a flange base. According to the utility model, the push-and-pull locking socket is designed to supply power, the plug is automatically locked after being inserted, and the plug also needs to be unlocked when being taken down, so that accidental power failure caused by falling of the plug can be prevented; a monitoring interface is arranged, so that communication connection with a serial server is facilitated; the spacing bars are designed to eliminate the influence of the capacitance effect between the positive output line and the negative output line, and the safety of the driving power supply box is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of a Pockels cell driving power supply box, in particular to a Pockels cell driving power supply box. Background Art

[0002] In the field of lasers, Pockels Cells need to be driven by a Pockels Cells driver (PC driver for short) to achieve light modulation. The performance and structural reliability of the PC driver play an important role in the modulation performance and working stability of the Pockels Cell.

[0003] The existing PC driver power supply has the following characteristics: the installation method is front installation, which has certain limitations. It cannot be directly installed in some special places, and an auxiliary connection plate needs to be added, which increases the difficulty of installation and reduces the installation efficiency; the optical port connection adopts an SC interface, and there is no locking function after the optical fiber is inserted, and there is no repeatability; there is no oscilloscope probe hanging port and oscilloscope probe grounding interface, which is not convenient for online testing; a DC head is used to achieve power supply connection, and there is no locking function after connection, and there is a risk of power failure due to accidental falling off; the PC driver power supply has no signal feedback interface, which is not convenient for remote viewing of its working status; there is no status indicator light, and the working status of the PC driver power supply cannot be judged on site; the positive and negative output lines are in a free state, and there is no effective physical isolation between the two, which affects the performance parameters of the product.

[0004] Therefore, the utility model provides a Pockels cell driving power box with improved functions, performance, use safety and installation efficiency. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a Pockels cell driving power box, which solves the problems of inconvenient installation and testing and low safety factor of the prior Pockels cell driving power box.

[0006] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0007] A Pockels cell drive power box comprises an upper cover, a lower cover, positive and negative output components and a flange base; the upper cover is connected to the positive and negative output components, and the side of the upper cover is provided with a push-pull locking socket, a synchronous signal input port and a monitoring interface; the bottom of the upper cover is connected to the lower cover, and the edge of the lower cover is provided with a flange base.

[0008] In this solution, power is supplied through a push-pull locking socket. The plug is automatically locked after insertion and needs to be unlocked when removed, which can effectively prevent the plug from falling off and causing accidental power outages. A monitoring interface is set to facilitate communication connection with the serial port server. The flange base is used for installation, which is stable.

[0009] Furthermore, the positive and negative output components include a positive output line, a negative output line and a spacer bar; the spacer bar is arranged through a strip hole on the side of the upper cover; two parallel line channels are arranged in the spacer bar, and the positive output line and the negative output line are respectively arranged in the two line channels; the output ends of the positive output line and the negative output line are both connected with pins;

[0010] A positioning tongue plate is arranged in the strip hole on the side of the upper cover, a positioning hole is arranged in the middle of the spacing bar, and two line channels are distributed on both sides of the positioning hole; the spacing bar is inserted into the strip hole so that the positioning tongue plate is embedded in the positioning hole.

[0011] In this solution, the positive output line and the negative output line are respectively arranged in the two line channels of the spacer bar, so as to separate the two by a certain distance. This design can eliminate the influence of the capacitance effect between the positive output line and the negative output line on the performance of the driving power supply, and improve the safety of the driving power supply; the spacer bar is fixed by embedding the positioning tongue plate into the positioning hole to prevent it from shifting or falling out, with a simple structure and good fixing effect.

[0012] Furthermore, a clamping ring is provided on the pin.

[0013] In this solution, a clamping ring is designed, and the oscilloscope probe can be directly clamped in the clamping ring, with a firm connection, which is convenient for the oscilloscope to test the parameters of the Pockels cell driving power box.

[0014] Furthermore, captive screws are provided on the flange base, and the flange base is installed and fixed by means of the captive screws.

[0015] In this solution, captive screws are used for installation, which can effectively avoid the problem of missing screws during installation. It can also prevent the screws from falling and damaging third-party components during installation, and also omit the step of screw storage, thereby improving work efficiency.

[0016] Furthermore, the monitoring interface includes a communication interface and an optical fiber interface; the communication interface and the optical fiber interface are both arranged on the side of the upper cover.

[0017] In this solution, a communication interface and an optical fiber interface are designed to facilitate communication connection to monitor the working status of the Pockels cell driving power box.

[0018] Furthermore, an oscilloscope ground wire clamping hole is provided on the flange base; the flange base is connected to the oscilloscope ground wire through the oscilloscope ground wire clamping hole.

[0019] In this solution, an oscilloscope ground wire clamping hole is provided to facilitate the connection of the oscilloscope ground wire with the Pockels cell drive power box during online testing.

[0020] Furthermore, a status indicator light is provided on the side of the upper cover.

[0021] In this solution, a status indicator light is provided so that the working status of the Pockels cell driving power box can be clearly understood on site, which is convenient to use.

[0022] Furthermore, a rectangular protective frame is provided inside the upper cover.

[0023] In this solution, a rectangular protective frame is designed inside the upper cover, and the rectangular protective frame can provide anti-interference protection for the internal components.

[0024] Furthermore, the flange base is arranged on an edge of the lower cover away from the upper cover.

[0025] In this solution, when installing the Pockels cell drive power box, it can be installed from the front, which is suitable for use in scenarios with a larger installation area.

[0026] Furthermore, the flange base is arranged at the edge of a side where the lower cover is connected to the upper cover.

[0027] In this solution, when installing the Pockels cell drive power box, it can be installed sideways, which is suitable for use in scenarios with a relatively narrow installation area.

[0028] The beneficial effects of the utility model are:

[0029] The Pockels box drive power box provided by the utility model can be installed by front mounting or side mounting. The redundant connection plate can be omitted during installation, which reduces the use of parts, simplifies the installation steps, and improves the installation efficiency. The positive output line and the negative output line are separated by a spacer to avoid mutual influence between the two, thereby improving the stability of power supply. The push-pull locking socket is used to power the Pockels box drive power box, and the power supply connection is stable and reliable without the risk of accidental falling off. Captive screws are arranged on the flange base, and the captive screws are connected to the Pockels box drive power box as a whole, effectively avoiding the risk of loss and falling of the captive screws; at the same time, the captive screws can be prevented from falling and damaging third-party devices during installation, and the step of storing the captive screws is omitted, thereby improving work efficiency. A clamping ring for clamping an oscilloscope probe is provided to facilitate online testing of output voltage data; a status indicator light is provided to facilitate on-site understanding of the working status of the drive power box. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 This is a schematic diagram of the front installation structure of a Pockels cell drive power box of the utility model;

[0031] Figure 2 This is a schematic diagram of the cross-sectional structure of the positive and negative output components of the utility model;

[0032] Figure 3 This is a schematic diagram of the pin structure of the utility model;

[0033] Figure 4 This is a schematic diagram of the lower cover structure of the utility model;

[0034] Figure 5 This is a schematic diagram of the upper cover structure of the utility model;

[0035] Figure 6 It is a schematic diagram of the side installation structure of a Pockels cell driving power box of the utility model.

[0036] Reference numerals:

[0037] 1. Upper cover; 11. Status indicator light; 12. Rectangular protective frame; 2. Lower cover; 3. Push-pull locking socket; 4. Monitoring interface; 5. Positive and negative output components; 51. Positive output line; 52. Spacer bar; 53. Pin; 54. Positioning tongue plate; 55. Clamping ring; 6. Flange base; 61. Captive screw; 62. Oscilloscope ground wire clamping hole; 7. Synchronous signal input port; DETAILED DESCRIPTION

[0038] The utility model is further described below in conjunction with the accompanying drawings and specific embodiments. The specific implementation of the utility model is described below to facilitate the understanding of the utility model by those skilled in the art, but it should be clear that the utility model is not limited to the scope of the specific implementation. For those of ordinary skill in the art, as long as various changes are within the spirit and scope of the utility model defined and determined by the attached claims, these changes are obvious, and all inventions and creations conceived using the utility model are protected.

[0039] like Figure 1 As shown, this embodiment provides a Pockels cell driving power supply box; the Pockels cell driving power supply box has stable connection of each interface and high safety factor when used; and is suitable for two installation modes: side installation and front installation; which specifically includes:

[0040] Upper cover 1, lower cover 2, push-pull locking socket 3, monitoring interface 4, positive and negative output components 5, flange base 6 and synchronous signal input port 7;

[0041] Among them, the upper cover 1 is connected with positive and negative output components 5, and the side of the upper cover 1 is provided with a push-pull locking socket 3, a synchronization signal input port 7 and a monitoring interface 4; the push-pull locking socket 3 is used to power the inside of the Pockels box drive power box, and the plug is automatically locked after insertion; a monitoring interface 4 is set for communication connection with a serial port server; the bottom of the upper cover 1 is connected with a lower cover 2, and a flange base 6 is provided on the edge of the lower cover 2; a synchronization signal input port 7 is set for synchronization signal input to control the pulse high voltage output ON / OFF.

[0042] like Figure 2As shown, the positive and negative output components 5 include a positive output line 51, a negative output line and a spacer bar 52; the spacer bar 52 is arranged through the strip hole on the side of the upper cover 1; two parallel line channels are arranged in the spacer bar 52, and the positive output line 51 and the negative output line are respectively arranged in the two line channels, so as to separate the two by a certain distance. This design can eliminate the influence of the capacitance effect between the positive output line 51 and the negative output line on the performance of the driving power supply, and improve the safety of the driving power supply; the output ends of the positive output line 51 and the negative output line are both connected to a pin 53; a positioning tongue plate 54 is arranged in the strip hole on the side, and a positioning hole is arranged in the middle of the spacer bar 52, and the two line channels are distributed on both sides of the positioning hole; the spacer bar 52 is inserted into the strip hole, so that the positioning tongue plate 54 is embedded in the positioning hole, which can prevent the spacer bar 52 from shifting or falling out, and the structure is simple and the fixing effect is good.

[0043] like Figure 3 As shown, a clamping ring 55 with a reduced diameter structure is provided on the pin 53, and the oscilloscope probe can be directly clamped in the clamping ring 55, and the connection is firm, which is convenient for the oscilloscope to test the parameters of the Pockels cell driving power box.

[0044] Captive screws 61 are provided on the flange base 6, and the flange base 6 is installed and fixed by the captive screws 61; using the captive screws 61 for installation can effectively avoid the problem of missing screws during installation, and can also prevent the screws from falling and damaging third-party components during the installation process, and also omit the step of screw storage, thereby improving work efficiency.

[0045] As a preference of this embodiment, the captive screw 61 can be a fully stainless steel captive M2M2.5M3M4M5M6 spring screw.

[0046] The monitoring interface 4 includes a communication interface and an optical fiber interface; both the communication interface and the optical fiber interface are arranged on the side of the upper cover 1. As a preferred embodiment of this embodiment, the communication interface can use an RS422 / RS485 serial data communication interface or a multi-core connector; the optical fiber interface can use an ST type optical fiber connector, an FC type optical fiber connector or an MT-RJ type connector.

[0047] As a preference of this embodiment, the synchronization signal input port may adopt an FC type optical fiber connector.

[0048] like Figure 4 As shown, an oscilloscope ground wire clamping hole 62 is opened on the flange base 6; the flange base 6 is connected to the oscilloscope ground wire through the oscilloscope ground wire clamping hole 62; the oscilloscope ground wire clamping hole 62 is provided to facilitate the connection of the oscilloscope ground wire with the Pockels cell driving power box during online testing.

[0049] like Figure 5As shown, a status indicator light 11 is also provided on the side of the upper cover 1; by providing the status indicator light 11, the working status of the Pockels cell driving power box can be clearly understood on site, which is convenient to use.

[0050] like Figure 5 As shown, a rectangular protective frame 12 is provided inside the upper cover 1; the rectangular protective frame 12 is designed inside the upper cover 1, and the rectangular protective frame 12 can isolate the high-voltage area and provide anti-interference protection for its internal components; preferably, the rectangular protective frame 12 and the upper cover 1 are designed as an integrated whole.

[0051] like Figure 1 As shown, the flange base 6 is arranged on the edge of the lower cover 2 away from the upper cover 1; when installing the Pockels cell drive power box, it can be installed in a front-mounted manner, which is suitable for use in scenarios with a larger installation area.

[0052] like Figure 6 As shown, the flange base 6 is arranged at the edge of the side where the lower cover 2 and the upper cover 1 are connected; when installing the Pockels cell drive power box, it can be installed in a side-mounted manner, which is suitable for use in scenarios with a relatively narrow installation area.

[0053] Those skilled in the art will appreciate that the embodiments herein are intended to help readers understand the principles of the present invention, and should be understood that the protection scope of the present invention is not limited to such specific statements and embodiments. Those skilled in the art can make various other specific variations and combinations based on the technical inspiration disclosed in the present invention without departing from the essence of the present invention, and these variations and combinations are still within the protection scope of the present invention.

Claims

1. A Pockels cell driving power supply box, characterized in that: The invention comprises an upper cover (1), a lower cover (2), a positive and negative output assembly (5) and a flange base (6); the upper cover (1) is connected to the positive and negative output assembly (5), and the side of the upper cover (1) is provided with a push-pull locking socket (3), a synchronous signal input port (7) and a monitoring interface (4); the bottom of the upper cover (1) is connected to the lower cover (2), and the edge of the lower cover (2) is provided with a flange base (6).

2. The Pockels cell driving power supply box according to claim 1, characterized in that: The positive and negative output components (5) include a positive output line (51), a negative output line and a spacer (52); the spacer (52) is arranged through a strip-shaped hole on the side of the upper cover (1); two mutually parallel line channels are arranged in the spacer (52), and the positive output line (51) and the negative output line are respectively arranged in the two line channels; the output ends of the positive output line (51) and the negative output line are both connected to pins (53); A positioning tongue plate (54) is provided in the strip-shaped hole on the side of the upper cover (1), a positioning hole is provided in the middle of the spacer bar (52), and the two line channels are distributed on both sides of the positioning hole; the spacer bar (52) is inserted into the strip-shaped hole so that the positioning tongue plate (54) is embedded in the positioning hole.

3. The Pockels cell driving power supply box according to claim 2, characterized in that: The insertion pin (53) is provided with a clamping ring (55).

4. The Pockels cell driving power supply box according to claim 1, characterized in that: The flange base (6) is provided with a captive screw (61), and the flange base (6) is installed and fixed by means of the captive screw (61).

5. The Pockels cell driving power supply box according to claim 1, characterized in that: The monitoring interface (4) comprises a communication interface and an optical fiber interface; the communication interface and the optical fiber interface are both arranged on the side of the upper cover (1).

6. The Pockels cell driving power supply box according to claim 1, characterized in that: An oscilloscope ground wire clamping hole (62) is provided on the flange base (6); the flange base (6) is connected to the oscilloscope ground wire through the oscilloscope ground wire clamping hole (62).

7. The Pockels cell driving power supply box according to claim 1, characterized in that: A status indicator light (11) is also provided on the side of the upper cover (1).

8. The Pockels cell driving power supply box according to claim 1, characterized in that: A rectangular protective frame (12) is provided inside the upper cover (1).

9. The Pockels cell driving power supply box according to any one of claims 1 to 8, characterized in that: The flange base (6) is arranged on an edge of the lower cover (2) on a side away from the upper cover (1).

10. The Pockels cell driving power supply box according to any one of claims 1 to 8, characterized in that: The flange base (6) is arranged on the edge of a side where the lower cover (2) and the upper cover (1) are connected.

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