Klystron structure of high-voltage pulse modulator

Abstract

The utility model belongs to a klystron structure of a high-voltage pulse modulator in the technical field of high-voltage pulse modulators. Comprising an anode tubular pile (1) and a cathode tubular pile (3), the anode tubular pile (1) is connected with a klystron anode, the cathode tubular pile (3) is connected with a klystron cathode, the anode tubular pile (1) is provided with an anode contact terminal (2), the cathode tubular pile (3) is provided with a cathode contact terminal (7), the anode tubular pile (1) and the cathode tubular pile (3) are installed on an insulating plate (4), and the anode tubular pile (1) is located on the inner ring of the cathode tubular pile (3). The klystron structure of the high-voltage pulse modulator is simple in structure, and ensures that the klystron is convenient to install above a pulse transformer and reliable in contact.

Description

TECHNICAL FIELD

[0001] The utility model belongs to high pressure pulse modulator technical field, more specifically, it relates to a high pressure pulse modulator klystron structure. BACKGROUND

[0002] High pressure pulse modulator has been widely applied to the microwave source of electronic accelerator, radar transmitter and security inspection, flaw detection and other equipment working in pulse mode. At present, most of the high-power pulse devices need to use klystron, and most of these klystrons need to be installed on the pulse transformer. The installation and contact performance of the klystron on the pulse transformer are not good.

[0003] In the prior art, a kind of high pressure pulse modulator klystron protection device with the name "a kind of high pressure pulse modulator klystron protection device", publication (announcement) No. "CN105790205A", the technology discloses a kind of high pressure pulse modulator klystron protection device, including shell, the inside of the shell is equipped with circuit board, and klystron G1 is equipped on circuit board, one end of the klystron G1 is connected with filament power supply U1, modulator T and resistance R2, the other end of the klystron G1 is connected with resistance R4, and the other end of klystron G1 is grounded, the other end of modulator T and the output end of klystron G1 are connected, the other end of resistance R2 is connected with the primary coil L2 of pulse transformer B, and the other end of the primary coil L2 of pulse transformer B is connected with resistance R1 and adjacent electrode of trigger tube G2, the other end of resistance R1 is connected with capacitor C1 and high voltage power supply U2, the other end of capacitor C1 and high voltage power supply U2 and opposite electrode of trigger tube G2 are connected. The structure of the present application is simple, the cost is lower, the triggering performance is good, and the klystron G1 can be better protected. However, the technology does not relate to the technical problems and technical solutions of the present application. UTILITY MODEL CONTENTS

[0004] The utility model relates to a kind of high pressure pulse modulator klystron structure, which is simple in structure, and ensures that klystron is installed conveniently on the top of pulse transformer, and the contact is reliable.

[0005] To solve the above-mentioned technical problems, the utility model adopts the technical scheme that:

[0006] The utility model discloses a kind of high pressure pulse modulator klystron structure, including anode tube stake, cathode tube stake, anode tube stake connects klystron anode, cathode tube stake connects klystron cathode, anode tube stake installs anode contact terminal, cathode tube stake installs cathode contact terminal, anode tube stake and cathode tube stake are installed on insulating plate, anode tube stake is located in the inner circle of cathode tube stake.

[0007] The anode contact terminal and the cathode contact terminal are reed terminals.

[0008] The anode contact terminal is fixed on the anode tube stake by an anode contact terminal locking screw, and the cathode contact terminal is fixed on the cathode tube stake by a cathode contact terminal locking screw.

[0009] The anode tube stake and the cathode tube stake are in a separated structure.

[0010] The anode tube stake and the cathode tube stake are made of brass.

[0011] The surface roughness of the anode tube stake and the cathode tube stake reaches 0.1 or above.

[0012] The anode contact terminal and the cathode contact terminal are made of non-magnetic alloy stainless steel.

[0013] The insulating plate is made of a special glass cloth laminated plate.

[0014] The insulating plate is connected with multiple tube seat mounting screws.

[0015] The technical scheme of the utility model has the following working principle and beneficial effects:

[0016] The high-voltage pulse modulator klystron structure has the following advantages: 1. The cathode tube stake and the anode tube stake can be flexibly adjusted according to different models and installation requirements of the klystron, so as to adapt to different occasions; 2. The spring contact terminals are respectively arranged on the cathode tube stake and the anode tube stake, so that the cathode tube stake and the anode tube stake can be in close contact with the klystron, and good contact is ensured; 3. The cathode tube stake and the anode tube stake are installed on the insulating plate, so that the cathode tube stake and the anode tube stake are separated; and 4. The structure is simple, the production cost is low, and the installation is convenient. BRIEF DESCRIPTION OF DRAWINGS

[0017] The contents expressed by each drawing of the present specification and the marks in the drawings are briefly explained as follows:

[0018] Figure 1 The structure diagram of the klystron structure of the high-voltage pulse modulator;

[0019] Figure 2 The structure diagram of the klystron structure of the high-voltage pulse modulator;

[0020] Figure 3 The structure diagram of the klystron structure of the high-voltage pulse modulator;

[0021] The marks in the drawings are respectively: 1, anode tube stake; 2, anode contact terminal; 3, cathode tube stake; 4, insulating plate; 5, anode contact terminal locking screw; 6, tube seat mounting screw; 7, cathode contact terminal; 8, cathode contact terminal locking screw. DETAILED DESCRIPTION

[0022] The shape, structure, mutual position and connecting relationship between each part, the function and working principle of each component involved in the specific implementation manner of the present application are further explained in detail by the description of the embodiments with reference to the drawings:

[0023] As shown in the accompanying Figure 1 - the accompanying Figure 3The utility model discloses a high pressure pulse modulator klystron structure, including anode tube stake 1, cathode tube stake 3, anode tube stake 1 connects klystron anode, cathode tube stake 3 connects klystron cathode, anode tube stake 1 installs anode contact terminal 2, cathode tube stake 3 installs cathode contact terminal 7, anode tube stake 1 and cathode tube stake 3 are installed on insulating plate 4, and anode tube stake 1 is located the inner ring of cathode tube stake 3.The above-mentioned structure, for the deficiency in the prior art, proposes the technical scheme of improvement.Structure sets up, respectively makes anode tube stake 1, cathode tube stake 3, anode tube stake 1 installs anode contact terminal 2, cathode tube stake 3 installs cathode contact terminal 7, anode tube stake 1 connects klystron anode, reliably contacts through anode contact terminal 2, cathode tube stake 3 connects klystron cathode, reliably contacts through cathode contact terminal 7, anode tube stake 1 and cathode tube stake 3 are installed on insulating plate 4, and anode tube stake 1 is located the inner ring of cathode tube stake 3, through the insulating function of insulating plate 4, reliable realization anode tube stake 1 and cathode tube stake 3 reliable connection is realized on one hand, on the other hand, ensure that anode tube stake 1 and cathode tube stake 3 reliably insulate.And cathode tube stake 3 is the circular hollow structure, cathode tube stake 3 is made of brass, and cathode tube stake 3 is arranged evenly distributed cathode reed contact terminal 7 close to the upper outer ring, and cathode tube stake 3 center position sets up anode tube stake 1, and anode tube stake 1 is made of brass structure, and anode tube stake 1 is evenly distributed anode reed contact terminal 2 close to the upper outer ring periphery.The structure of the utility model has the following advantages: 1, cathode tube stake 3 and anode tube stake 1 can be flexibly adjusted according to the different models of klystron and installation requirements to adapt to different occasions demand, when adjusting, the diameter and height of anode tube stake and cathode tube stake can be adjusted to match different klystrons;2, the spring contact terminal is arranged on cathode tube stake 3 and anode tube stake 1 respectively, so that cathode tube stake 3 and anode tube stake 1 can fully ensure close contact when contacting with klystron, and good contact is ensured;3, cathode tube stake and anode tube stake are installed on the insulating plate, so that cathode tube stake 3 and anode tube stake 1 are separated;4, simple structure, low production cost, convenient installation.The high pressure pulse modulator klystron structure has the advantages of simple structure, convenient installation and reliable contact.

[0024] The anode contact terminal 2 and the cathode contact terminal 7 are spring terminals.

[0025] The anode contact terminal 2 is fixed on the anode tube stake 1 by the anode contact terminal locking screw 5, and the cathode contact terminal 7 is fixed on the cathode tube stake 3 by the cathode contact terminal locking screw 8. The above structure ensures reliable connection of the anode contact terminal 2 and facilitates disassembly and replacement. The cathode contact terminal 7 is fixed on the cathode tube stake 3 by the cathode contact terminal locking screw 8, which ensures reliable connection of the cathode contact terminal 7 and facilitates disassembly and replacement of different terminals.

[0026] The anode tube stake 1 and the cathode tube stake 3 are in a separated state. The above structure reliably realizes the connection of the anode tube stake 1 and the cathode tube stake 3, and reliably realizes the separation of the anode tube stake 1 and the cathode tube stake 3, avoiding the influence of their communication on performance.

[0027] The anode tube stake 1 and the cathode tube stake 3 are formed by brass processing.

[0028] The surface roughness of the anode tube stake 1 and the cathode tube stake 3 is above 0.1. The above structure ensures that there is no metal burr to cause sparking in the high-voltage operating environment of the klystron.

[0029] The anode contact terminal 2 and the cathode contact terminal 7 are made of non-magnetic alloy stainless steel. The above structure ensures good contact between the reed contact terminal and the klystron.

[0030] The insulating plate 4 is made of a special glass cloth laminate. The insulating plate 4 is connected to a plurality of tube seat mounting screws 6. The above structure is made of a special glass cloth laminate, which can effectively avoid the influence of radiation on the material when the klystron is under high voltage. The tube seat mounting screw 6 is matched on the insulating plate 4, which facilitates the fixation of the klystron structure.

[0031] The reed contact terminal can be coated with a locking agent in addition to a screw when installing the tube stake, thereby effectively ensuring the installation strength of the reed contact terminal.

[0032] When the structure is set, the anode tube stake 1 and the cathode tube stake 3 are respectively made, the anode tube stake 1 is installed with the anode contact terminal 2, the cathode tube stake 3 is installed with the cathode contact terminal 7, the anode tube stake 1 is connected with the anode of the klystron, and reliable contact can be achieved through the anode contact terminal 2; the cathode tube stake 3 is connected with the cathode of the klystron, and reliable contact can be achieved through the cathode contact terminal 7; the anode tube stake 1 and the cathode tube stake 3 are installed on the insulating plate 4, the anode tube stake 1 is located in the inner circle of the cathode tube stake 3, and through the insulating function of the insulating plate 4, on the one hand, reliable connection of the anode tube stake 1 and the cathode tube stake 3 can be achieved, and on the other hand, reliable insulation of the anode tube stake 1 and the cathode tube stake 3 can be ensured. The cathode tube stake 3 is a circular hollow structure, the cathode tube stake 3 is made of brass, the cathode contact terminal 7 is uniformly distributed on the outer circle of the upper part of the cathode tube stake 3, the anode tube stake 1 is arranged at the center position of the cathode tube stake 3, and the anode tube stake 1 is made of brass. The anode contact terminal 2 is uniformly distributed around the outer circle of the upper part of the anode tube stake 1. The structure of the utility model has the following advantages: 1. The cathode tube stake 3 and the anode tube stake 1 can be flexibly adjusted according to different models and installation requirements of the klystron to adapt to different occasions; 2. The spring contact terminals are respectively arranged on the cathode tube stake 3 and the anode tube stake 1, so that the cathode tube stake 3 and the anode tube stake 1 can fully ensure close contact when contacting the klystron, and good contact is ensured; 3. The cathode tube stake 3 and the anode tube stake 1 are installed on the insulating plate, so that the cathode tube stake 3 and the anode tube stake 1 are separated; 4. The structure is simple, the production cost is low, and the installation is convenient.

[0033] The utility model is described above in conjunction with the drawings, and obviously, the specific implementation of the utility model is not limited by the above mode, as long as various improvements are made by adopting the method concept and technical scheme of the utility model, or the concept and technical scheme of the utility model are directly applied to other occasions without improvement, and all fall within the protection scope of the utility model.

Claims

1. A klystron structure for a high-voltage pulse modulator, characterized in that: It includes an anode pipe pile (1) and a cathode pipe pile (3). The anode pipe pile (1) is connected to the anode of the klystron, and the cathode pipe pile (3) is connected to the cathode of the klystron. The anode pipe pile (1) is equipped with an anode contact terminal (2), and the cathode pipe pile (3) is equipped with a cathode contact terminal (7). The anode pipe pile (1) and the cathode pipe pile (3) are installed on an insulating plate (4), and the anode pipe pile (1) is located in the inner ring of the cathode pipe pile (3).

2. The high-voltage pulse modulator klystron structure according to claim 1, characterized in that: The anode contact terminal (2) and cathode contact terminal (7) are reed terminals.

3. The high-voltage pulse modulator klystron structure according to claim 1 or 2, characterized in that: The anode contact terminal (2) is fixed to the anode pipe pile (1) by the anode contact terminal locking screw (5), and the cathode contact terminal (7) is fixed to the cathode pipe pile (3) by the cathode contact terminal locking screw (8).

4. The high-voltage pulse modulator klystron structure according to claim 1 or 2, characterized in that: The anode pipe pile (1) and cathode pipe pile (3) are in a separated state.

5. The high-voltage pulse modulator klystron structure according to claim 1 or 2, characterized in that: The anode pipe pile (1) and cathode pipe pile (3) are structures formed by processing brass.

6. The high-voltage pulse modulator klystron structure according to claim 5, characterized in that: The surface roughness of the anode pipe pile (1) and the cathode pipe pile (3) reaches 0.1 or higher.

7. The high-voltage pulse modulator klystron structure according to claim 1 or 2, characterized in that: The anode contact terminal (2) and cathode contact terminal (7) are made of non-magnetic alloy stainless steel.

8. The high-voltage pulse modulator klystron structure according to claim 1 or 2, characterized in that: The insulating board (4) is a structure made of special glass cloth laminate.

9. The high-voltage pulse modulator klystron structure according to claim 1 or 2, characterized in that: The insulating plate (4) is connected to multiple tube seat mounting screws (6).

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