Clamp for silicon controlled rectifier

Abstract

The clamp comprises a base, a fixing plate, a clamping knob, a bidirectional screw rod, a guide rod, an upper clamping plate, a lower clamping plate, a heat dissipation plate, a water cooling box and a refrigeration box, the base is provided with a mounting seat, the upper side of the mounting seat is provided with the fixing plate, and the bidirectional screw rod and the guide rod are arranged between the fixing plate and the mounting seat. A clamping knob is arranged at the position, corresponding to the two-way screw rod, of the fixing plate, the two-way screw rod and the guide rod are sleeved with an upper clamping plate and a lower clamping plate, the size of the upper clamping plate is matched with that of the lower clamping plate, and heat conduction plates are arranged on the upper clamping plate and the lower clamping plate. Fixing seats are arranged on the sides, away from the upper clamping plate and the lower clamping plate, of the two heat conducting plates, and heat conducting blocks are arranged at the joints of the two mounting seats and the upper clamping plate and the lower clamping plate. The LED lamp is simple in structure, high in heat dissipation performance and capable of meeting the heat dissipation requirement.

Description

Technical Field

[0001] The utility model relates to the technical field of thyristor clamps, in particular to a thyristor clamp. Background Art

[0002] Thyristor components are important components that must be used in variable frequency power supplies or other similar equipment. Through the components, the power supply can achieve the functions of AC rectification and DC inversion required by the equipment. At the same time, through the thyristor components, surge protection during the operation of high-power thyristors, discharge of large-capacity storage power devices, DC balance and reverse backlash prevention in electrical circuits can also be achieved.

[0003] As a power device, the thyristor component is usually always in a high current and high voltage working state in the electrical circuit. During this period, the thyristor will generate a lot of heat. How to transfer the heat well is directly related to the life of the thyristor device itself and the reliability of the entire electrical system. Due to size and cost limitations, the natural heat dissipation of the thyristor itself cannot meet the use requirements, so the utility model proposes a thyristor clamp to solve the above problem. Utility Model Content

[0004] The purpose of the utility model is to provide a thyristor clamp to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a thyristor clamp, comprising a base, a fixed plate, a clamping knob, a bidirectional screw, a guide rod, an upper clamping plate, a lower clamping plate, a heat sink, a water cooling box and a refrigeration box, wherein the base is provided with a mounting seat, a fixed plate is provided on the upper side of the mounting seat, a bidirectional screw and a guide rod are provided between the fixed plate and the mounting seat, a clamping knob is provided at a position on the fixed plate corresponding to the bidirectional screw, an upper clamping plate and a lower clamping plate are sleeved on the bidirectional screw and the guide rod, the sizes of the upper clamping plate and the lower clamping plate are matched, and heat conducting plates are provided on both the upper clamping plate and the lower clamping plate.

[0006] Preferably, a fixing seat is provided on one side of the two heat conducting plates away from the upper clamping plate and the lower clamping plate, and a heat conducting block is provided at the connection between the two mounting seats and the upper clamping plate and the lower clamping plate.

[0007] Preferably, heat sinks are provided on the two fixing seats at positions symmetrical to the heat conducting block box, and the sizes of the two heat sinks are matched with the sizes of the fixing seats.

[0008] Preferably, a water cooling box is provided on the lower side of the lower clamping plate, a liquid guiding tube is provided on one side of the water cooling box, and a refrigeration box is provided on the side of the liquid guiding tube away from the water cooling box.

[0009] Preferably, a liquid delivery pipe is provided on the upper side of the refrigeration box, a delivery pump is provided on the end of the liquid delivery pipe away from the refrigeration box, and a liquid guide pipe is also provided between the delivery pump and the water cooling box.

[0010] Compared with the prior art, the beneficial effects of the utility model are: the utility model has a simple structure, has a high heat dissipation performance, meets the heat dissipation requirements, dissipates the heat generated by the thyristor component through a water cooling box and a heat sink, avoids heat accumulation, and through the clamping knob, ensures that the upper clamping plate and the lower clamping plate can clamp and fix the thyristor component, so that the thyristor can work stably, meeting the use requirements of the thyristor component. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0012] Figure 2 It is a front view structural schematic diagram of the utility model.

[0013] In the figure: 1. base; 2. fixing plate; 3. clamping knob; 4. bidirectional screw; 5. guide rod; 6. upper clamping plate; 7. lower clamping plate; 8. heat sink; 9. water cooling box; 10. refrigeration box; 11. mounting base; 12. heat conduction plate; 13. liquid guide tube; 14. liquid delivery tube; 15. delivery pump; 16. fixing base. DETAILED DESCRIPTION

[0014] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0015] In the description of the present invention, it should be noted that the terms "vertical", "up", "down", "horizontal", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0016] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0017] See also Figure 1-2 The utility model provides a technical solution: a thyristor clamp, comprising a base 1, a fixing plate 2, a clamping knob 3, a bidirectional screw 4, a guide rod 5, an upper clamping plate 6, a lower clamping plate 7, a heat sink 8, a water cooling box 9 and a refrigeration box 10, wherein the base 1 is provided with a mounting seat 11, a fixing plate 2 is provided on the upper side of the mounting seat 11, a bidirectional screw 4 and a guide rod 5 are provided between the fixing plate 2 and the mounting seat 11, a clamping knob 3 is provided at a position corresponding to the bidirectional screw 4 on the fixing plate 2, an upper clamping plate 6 and a lower clamping plate 7 are sleeved on the bidirectional screw 4 and the guide rod 5, the sizes of the upper clamping plate 6 and the lower clamping plate 7 are adapted, and a heat conducting plate 12 is provided on both the upper clamping plate 6 and the lower clamping plate 7.

[0018] In this embodiment, a fixing seat 16 is provided on one side of the two heat conducting plates 12 away from the upper clamping plate 6 and the lower clamping plate 7 , and a heat conducting block is provided at the connection between the two fixing seats 16 and the upper clamping plate 6 and the lower clamping plate 7 .

[0019] In this embodiment, heat sinks 8 are provided on the two fixing seats 16 at positions symmetrical to the heat conducting block box, and the sizes of the two heat sinks 8 match the sizes of the fixing seats 16 .

[0020] In this embodiment, a water cooling box 9 is provided at the lower side of the lower clamping plate 7 , a liquid guide tube 13 is provided at one side of the water cooling box 9 , and a refrigeration box 10 is provided at the side of the liquid guide tube 13 away from the water cooling box 9 .

[0021] In this embodiment, a liquid delivery pipe 14 is provided on the upper side of the refrigeration box 10 , a delivery pump 15 is provided on the end of the liquid delivery pipe 14 away from the refrigeration box 10 , and a liquid guide pipe 13 is also provided between the delivery pump 15 and the water cooling box 9 .

[0022] Working principle: The staff turns the clamping knob 3 to rotate the bidirectional screw 4, thereby causing the upper clamping plate 6 and the lower clamping plate 7 to move relative to each other and clamp the thyristor assembly. Then, a part of the generated heat is directed to the heat sink 8 through the heat conducting plate 12 and the heat conducting block, while most of the heat is dissipated through the water cooling box 9, and then re-cooled through the refrigeration box 10, and flows into the water cooling box 9 through the delivery pump 15 and the liquid guide tube 13.

[0023] It is worth noting that the entire device is controlled by a main control button. Since the device matched with the control button is a common device and belongs to the existing mature technology, its electrical connection relationship and specific circuit structure will not be described in detail here.

[0024] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A thyristor fixture, characterized in that: The invention comprises a base (1), a fixing plate (2), a clamping knob (3), a bidirectional screw (4), a guide rod (5), an upper clamping plate (6), a lower clamping plate (7), a heat dissipation plate (8), a water cooling box (9) and a refrigeration box (10); the base (1) is provided with a mounting seat (11); a fixing plate (2) is provided on the upper side of the mounting seat (11); a bidirectional screw (4) and a guide rod (5) are provided between the fixing plate (2) and the mounting seat (11); a clamping knob (3) is provided at a position on the fixing plate (2) corresponding to the bidirectional screw (4); an upper clamping plate (6) and a lower clamping plate (7) are sleeved on the bidirectional screw (4) and the guide rod (5); the sizes of the upper clamping plate (6) and the lower clamping plate (7) are matched; and heat conducting plates (12) are provided on both the upper clamping plate (6) and the lower clamping plate (7).

2. The thyristor clamp according to claim 1, characterized in that: A fixing seat (16) is provided on one side of the two heat conducting plates (12) away from the upper clamping plate (6) and the lower clamping plate (7), and a heat conducting block is provided at the connection between the two fixing seats (16) and the upper clamping plate (6) and the lower clamping plate (7).

3. The thyristor clamp according to claim 2, characterized in that: Heat dissipation plates (8) are provided on the two fixing seats (16) at positions symmetrical to the heat conduction block box, and the sizes of the two heat dissipation plates (8) are matched with the sizes of the fixing seats (16).

4. The thyristor clamp according to claim 1, characterized in that: A water cooling box (9) is provided on the lower side of the lower clamping plate (7), a liquid guide tube (13) is provided on one side of the water cooling box (9), and a refrigeration box (10) is provided on the side of the liquid guide tube (13) away from the water cooling box (9).

5. The thyristor clamp according to claim 4, characterized in that: A liquid delivery pipe (14) is provided on the upper side of the refrigeration box (10), a delivery pump (15) is provided on the end of the liquid delivery pipe (14) away from the refrigeration box (10), and a liquid guide pipe (13) is also provided between the delivery pump (15) and the water cooling box (9).

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