Sectional voltage-multiplying device of direct-current high-voltage generator

Abstract

The utility model discloses a direct current high voltage generator segmented voltage-multiplying device, which comprises a base, voltage-multiplying cylinders and voltage-equalizing rings, and further comprises butt joint supporting mechanisms arranged between every two voltage-multiplying cylinders, each butt joint supporting mechanism comprises a butt joint ring, a separation ring is arranged in each butt joint ring, and a wire passing hole is formed in each separation ring; the multiple sliding rails are arranged on the upper end face of the butt joint ring; a sliding block capable of sliding up and down is arranged on each sliding rail, and a first hinged support and a locking knob are arranged on each sliding block; the number of the supporting rods is the same as that of the sliding rails, second hinged supports are arranged in the middles of the supporting rods, the upper end of each supporting rod is hinged to the first hinged support of the corresponding sliding block, and except the butt-joint supporting mechanism at the lowest end, the lower ends of the supporting rods of the other butt-joint supporting mechanisms are hinged to the second hinged supports of the corresponding supporting rods of the adjacent butt-joint supporting mechanisms below. By means of the design, the supporting height of the pressure-multiplying device is increased along with increase of the height, and therefore the pressure-multiplying device is not prone to toppling.

Description

Technical Field

[0001] The utility model relates to the field of high voltage generators, in particular to a segmented voltage doubling device for a DC high voltage generator. Background Art

[0002] The DC high voltage generator is mainly used to perform DC withstand voltage test on high voltage electrical equipment. It includes a power supply chassis and a voltage doubler. The function of the voltage doubler is to convert the lower AC voltage into a higher DC voltage through voltage doubling rectification using rectifier diodes and capacitors with lower withstand voltage.

[0003] The design of a voltage multiplier mainly includes three aspects: the selection of component parameters, the selection of the voltage multiplier circuit topology, and the design of the voltage multiplier structure. In actual use, it is often necessary to connect multiple voltage multipliers together for use.

[0004] As multiple sections of the pressure multiplier cylinders are stacked and connected, the overall height of the pressure multiplier device becomes higher, and correspondingly, it is more likely to tip over during use. Utility Model Content

[0005] The utility model aims to provide a multi-section direct current high voltage generator section voltage doubling device which is not easy to fall over.

[0006] The purpose of the utility model is achieved as follows: a DC high-voltage generator segmented voltage multiplier device, which includes, from bottom to top, a base, a plurality of voltage multiplier cylinders, a voltage equalizing ring, and also includes a docking support mechanism arranged between the voltage multiplier cylinders for docking the voltage multiplier cylinders and supporting the entire voltage multiplier device, each of the above-mentioned docking support mechanisms includes a docking ring, a separator ring is arranged in the above-mentioned docking ring, and a wire hole is arranged in the above-mentioned separator ring; a slide rail, there are a plurality of the above-mentioned slide rails, which are vertically and centrally symmetrically arranged on the upper end surface of the docking ring, and the inner side thereof is slidably matched with the voltage multiplier cylinder; each of the above-mentioned slide rails is provided with a slider that can slide up and down, and the above-mentioned slider is provided with a first hinge seat and a locking knob; a support rod, the number of the above-mentioned support rods is the same as that of the slide rails, and a second hinge seat is provided in the middle of the above-mentioned support rods, and the upper end of each of the above-mentioned support rods is hinged on the first hinge seat of the corresponding slider, and except for the docking support mechanism at the lowest end, the lower ends of the support rods of the remaining docking support mechanisms are hinged on the second hinge seat of the corresponding support rod of the adjacent docking support mechanism below.

[0007] Compared with the prior art, the utility model has the beneficial effect that the support height of the pressure multiplier device provided by the utility model increases with the increase of its own height, so it is not easy to fall over. Specifically, a plurality of docking support mechanisms are provided, the number of which increases accordingly with the increase of the height, and they are connected and fixed to each other in sequence, so that the support height can be adjusted and increased in real time, so that it is more stable.

[0008] As a preferred solution of the utility model, the above-mentioned docking ring is an open ring; the pressure multiplier device also includes a locking mechanism arranged on the docking ring for locking the docking ring, and the above-mentioned locking mechanism includes a threaded hole and a through hole arranged at the opening of the docking ring, and also includes a locking screw detachably inserted into the through hole and the threaded hole. This design has a simple structure, is easy to operate, and has reliable docking and fixing.

[0009] Furthermore, there are at least three voltage multiplier tubes, and the base and the voltage multiplier tubes are electrically connected in sequence. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a schematic diagram of the structure of the utility model, wherein the docking support mechanism is in an unfolded support state.

[0011] Figure 2 It is a structural schematic diagram of the utility model, in which the docking support mechanism is in a retracted state.

[0012] Figure 3 It is a schematic cross-sectional structure diagram of the docking support mechanism of the utility model, wherein the support rod is not drawn.

[0013] Figure 4 It is a top view of the structure of the docking support mechanism of the utility model, wherein the support rod is not drawn.

[0014] Among them, 1 is a base, 2 is a pressure cylinder, 3 is a pressure equalizing ring, 4 is a docking ring, 4a is a dividing ring, 4b is a wire hole, 5 is a slide rail, 5a is a slider, 5b is a first hinge seat, 5c is a locking knob, 6 is a support rod, 6a is a second hinge seat, 7 is a threaded hole, 8 is a through hole, and 9 is a locking screw. DETAILED DESCRIPTION

[0015] The above and other technical features and advantages of the present invention are described in more detail below in conjunction with the accompanying drawings.

[0016] Combined with Figure 1-4As shown, a DC high voltage generator segmented voltage multiplier device comprises, from bottom to top, a base 1, a plurality of voltage multiplier tubes 2, a voltage equalizing ring 3, and a docking support mechanism arranged between the voltage multiplier tubes 2 for docking the voltage multiplier tubes 2 and supporting the entire voltage multiplier device, each of the above docking support mechanisms comprises a docking ring 4, a separator ring 4a is arranged in the above docking ring 4, and a wire hole 4b is arranged in the above separator ring 4a; a plurality of slide rails 5 are respectively arranged vertically and centrally symmetrically on the upper end surface of the docking ring 4, and the inner side of the slide rails 5 is connected to the voltage multiplier tube 2 and the inner side of the slide rails 5 is connected to the upper end surface of the docking ring 4 and the inner side of the slide rails 5 is connected to the voltage multiplier tube 2 ... 2 sliding fit; each of the above-mentioned slide rails 5 is provided with a slider 5a that can slide up and down, and the above-mentioned slider 5a is provided with a first hinge seat 5b and a locking knob 5c; support rods 6, the number of the above-mentioned support rods 6 is the same as that of the slide rails 5, and the middle part of the above-mentioned support rods 6 is provided with a second hinge seat 6a, and the upper end of each of the above-mentioned support rods 6 is hinged on the first hinge seat 5b of the corresponding slider 5a, and except for the docking support mechanism at the lowest end, the lower ends of the support rods 6 of the other docking support mechanisms are hinged on the second hinge seat 6a of the corresponding support rod 6 of the adjacent docking support mechanism below;

[0017] It should be noted that the length of the first hinge seat 5b of the above-mentioned docking support mechanism gradually increases from bottom to top, so that the support rod 6 can be more regular and neat after being retracted; it should also be noted that the above-mentioned base 1 and the pressure multiplier cylinder 2 are detachably connected, and the electrical connection between them is achieved by the cooperation of sockets and plugs.

[0018] The above-mentioned docking ring 4 is an open ring; the pressure multiplying device also includes a locking mechanism arranged on the docking ring 4 for locking the docking ring 4, and the above-mentioned locking mechanism includes a threaded hole 7 and a through hole 8 arranged at the opening of the docking ring 4, and also includes a locking screw 9 that is detachably inserted into the through hole 8 and the threaded hole 7.

[0019] There are at least three voltage multiplier tubes 2, and the base 1 and the voltage multiplier tubes 2 are electrically connected in sequence.

[0020] When the docking support device is deployed, first loosen all the corresponding locking knobs 5c in the same column to ensure that the slider 5a can move along the slide rail 5; then deploy the support rod 6 at the lower end, and as the support rod 6 at the lower end is slowly deployed, the upper ends of the support rods 6 in the same column move downward accordingly until they reach the lower stop point of each slide rail 5; then deploy all the support rods 6 in the other columns in turn according to the above method; finally, tighten all the locking knobs 5c in turn from bottom to top to complete the fixation of all the support rods 6.

[0021] When the docking support device is folded and retracted, first loosen all the corresponding locking knobs 5c in the same column to ensure that the slider 5a can move along the slide rail 5; then move all the support rods 6 in the same column upward, and gradually flip and fold the support rod 6 at the lower end. As the lower end support rod 6 is folded and retracted, the other support rods 6 in the same column are also folded and retracted accordingly; then refer to the above method to fold all the support rods 6 in other columns in turn; finally, tighten all the locking knobs 5c in turn from bottom to top to complete the fixation of all the support rods 6.

[0022] The present utility model is not limited to the above-mentioned embodiments. On the basis of the technical solution disclosed in the present utility model, technicians in this field can make some substitutions and deformations to some technical features therein according to the disclosed technical content without creative labor, and these substitutions and deformations are all within the protection scope of the present utility model.

Claims

1. A DC high voltage generator segmented voltage multiplier device, which comprises, from bottom to top, a base (1), a plurality of voltage multiplier cylinders (2), and a voltage equalizing ring (3), characterized in that: The pressure multiplying device further comprises a docking support mechanism arranged between two pressure multiplying cylinders (2) and used for docking the pressure multiplying cylinders (2) and supporting the entire pressure multiplying device. Each of the docking support mechanisms comprises A docking ring (4), wherein a separator ring (4a) is provided inside the docking ring (4), and a wire passing hole (4b) is provided inside the separator ring (4a); A plurality of slide rails (5) are vertically and centrally symmetrically arranged on the upper end surface of the docking ring (4), and the inner side of the slide rails is slidably matched with the pressure multiplier cylinder (2); each of the slide rails (5) is provided with a slider (5a) that can slide up and down, and the slider (5a) is provided with a first hinge seat (5b) and a locking knob (5c); Support rods (6), the number of the support rods (6) is the same as that of the slide rails (5), a second hinge seat (6a) is provided in the middle of the support rods (6), the upper end of each support rod (6) is hinged on the first hinge seat (5b) of the corresponding slide block (5a), and except for the docking support mechanism at the lowest end, the lower ends of the support rods (6) of the remaining docking support mechanisms are hinged on the second hinge seat (6a) of the corresponding support rods (6) of the adjacent docking support mechanism below.

2. A DC high voltage generator segmented voltage multiplier device according to claim 1, characterized in that: The docking ring (4) is an open ring; the pressure multiplying device further comprises a locking mechanism arranged on the docking ring (4) and used for locking the docking ring (4); the locking mechanism comprises a threaded hole (7) and a through hole (8) arranged at the opening of the docking ring (4), and further comprises a locking screw (9) detachably inserted into the through hole (8) and the threaded hole (7).

3. A DC high voltage generator segmented voltage multiplier device according to claim 1 or 2, characterized in that: There are at least three voltage multiplier cylinders (2), and the base (1) and the voltage multiplier cylinders (2) are electrically connected in sequence.

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