CN215180921U

CN215180921U - Ionization chamber with novel structure

Info

Publication number: CN215180921U
Application number: CN202120732280.0U
Authority: CN
Inventors: 谢亚宁
Original assignee: Tianjin Jingshenfang Technology Corp
Current assignee: Tianjin Jingshenfang Technology Corp
Priority date: 2021-04-12
Filing date: 2021-04-12
Publication date: 2021-12-14
Anticipated expiration: 2031-04-12

Abstract

The utility model discloses a new construction ionization chamber, which comprises a housin, install air cock, signal socket, high-pressure socket and window on the lateral wall of casing, the air cock distributes on the both sides wall of casing, signal socket and high-pressure socket distribute respectively on the both sides wall of casing, two electrodes that are parallel to each other are installed to the inboard of casing, insulating support is all installed to the both sides of electrode, the signal extraction portion of signal socket inboard inserts the electrode through the wire, high-pressure socket inserts another electrode through the wire, install the fixed establishment that is used for fixed wire on the inner wall of casing, fixed establishment is by spliced pole and arc fixed plate, the tip of spliced pole and the inside fixed connection of casing; through having set up the fixed establishment to the wire, can all adopt the section bar to increase the stability of device during operation, wire and device, electrode and casing, can satisfy different installation requirements, reduce cost.

Description

Ionization chamber with novel structure

Technical Field

The utility model belongs to the technical field of X ray detection, concretely relates to new construction ionization chamber.

Background

The ionization chamber is an X-ray detection device and is widely applied to beam X-ray detection, particularly synchrotron radiation beam line monitoring and synchrotron radiation experimental research. The ionization chamber is mainly composed of a sealed shell and parallel plate electrodes, pure argon, pure nitrogen or mixed working gas is introduced according to requirements, high voltage is applied to the high voltage electrodes, an electric field is generated between the signal electrodes and the high voltage electrodes, when X rays are incident from a window along the axial direction, the gas between the two polar plates is ionized, charged particles and electrons ionized under the action of the electric field respectively move to the two polar plates, and when the polar plates are reached, signal current is generated, and the signal current is in direct proportion to the intensity of the X rays. The ionization chamber realizes the detection of the intensity of the incident X-ray based on the physical principle. The ionization chamber for synchrotron radiation has good linearity for high collimation, high flux density X-ray beam line detection; the high-voltage-resistant and ultralow-leakage-current-resistant cavity has the basic characteristics of high voltage resistance, ultralow leakage current, good cavity sealing performance and the like.

The conventional ionization chamber is lack of a fixed structure, so that the lead can shake during working, the working stability of the device is reduced, and the lead can fall off over time, so that the ionization chamber with a new structure is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a new construction ionization chamber to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a new construction ionization chamber, includes the casing, install air cock, signal socket, high-pressure socket and window on the lateral wall of casing, the air cock distributes on the both sides wall of casing, signal socket and high-pressure socket distribute respectively on the both sides wall of casing, two electrodes that are parallel to each other are installed to the inboard of casing, insulating support is all installed to the both sides of electrode, the inboard signal extraction portion of signal socket inserts the electrode through the wire, high-pressure socket passes through wire access another electrode, install the fixed establishment who is used for fixed wire on the inner wall of casing, fixed establishment is by spliced pole and arc fixed plate, the tip of spliced pole and the inside fixed connection of casing, the arc fixed plate has the breach, and the cross-section is excellent curved arc fixed plate and is used for centre gripping fixed wire.

Further, two grooves are symmetrically formed in the inner wall of the arc-shaped fixing plate, and protruding limiting ends are symmetrically arranged on the inner wall of the end portion of the arc-shaped fixing plate.

Furthermore, the material of the bump limiting end is rubber.

Furthermore, rubber rings are installed at two ends of the electrode, and the electrode and the shell are both made of sectional materials.

Furthermore, the outer side wall of the insulating support is in contact with the inner wall of the shell in an abutting mode, and a cover plate is installed on the outer side of the shell.

Further, a polyimide film is disposed on the window.

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. through having set up the fixed establishment to the wire, can avoid the wire to take place the possibility that drops to increase the device during operation, wire and device's stability, electrode and casing all adopt the section bar, can satisfy different installation requirements, reduce cost.

2. And set up protruding spacing end, the stability of centre gripping between multiplicable wire and the arc fixed plate, the inner wall of arc fixed plate is seted up flutedly simultaneously, and the arc fixed plate takes place to deform when the wire of being convenient for is installed, has further increased the practicality.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

Fig. 1 is a cross-sectional view of the present invention;

fig. 2 is a schematic front structural view of the present invention;

fig. 3 is a schematic structural view of the electrode of the present invention;

fig. 4 is a side view of the fixing mechanism of the present invention;

in the figure: 1. a housing; 2. an air tap; 3. a signal socket; 4. a high voltage socket; 5. a polyimide film; 6. insulating support; 7. a rubber ring; 8. an electrode; 9. a signal lead-out section; 10. a cover plate; 11. a fixing mechanism; 12. connecting columns; 13. an arc-shaped fixing plate; 14. a groove; 15. a raised limit end; 16. and (4) a window.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, the utility model provides a technical scheme: an ionization chamber with a new structure comprises a shell 1, wherein air nozzles 2, a signal socket 3, a high-voltage socket 4 and a window 16 are arranged on the side wall of the shell 1, the air nozzles 2 are distributed on the two side walls of the shell 1, the signal socket 3 and the high-voltage socket 4 are respectively distributed on the two side walls of the shell 1, two electrodes 8 which are parallel to each other are arranged on the inner side of the shell 1, insulating supports 6 are arranged on the two sides of each electrode 8, a signal leading-out part 9 on the inner side of the signal socket 3 is connected into one electrode 8 through a lead, the high-voltage socket 4 is connected into the other electrode 8 through a lead, a fixing mechanism 11 for fixing the lead is arranged on the inner wall of the shell 1, the fixing mechanism 11 comprises a connecting column 12 and an arc-shaped fixing plate 13, the end part of the connecting column 12 is fixedly connected with the inside of the shell 1, the arc-shaped fixing plate 13 is provided with a gap, and the arc-shaped fixing plate 13 with a section in a major arc shape is used for clamping and fixing the lead, through having set up fixed establishment 11 to the wire, can avoid the wire to take place the possibility that drops to increasing the device during operation, wire and the stability of device.

In this embodiment, two grooves 14 are symmetrically formed in the inner wall of the arc-shaped fixing plate 13, and protruding limiting ends 15 are symmetrically arranged on the inner wall of the end portion of the arc-shaped fixing plate 13.

In this embodiment, the protruding limiting end 15 is made of rubber, the friction force of the rubber is utilized to increase the stability, and the electrode 8 and the housing 1 are both made of sectional materials.

In this embodiment, the rubber rings 7 are installed at both ends of the electrode 8, so that the sealing performance can be increased.

In this embodiment, the outer side wall of the insulating support 6 is in contact with the inner wall of the housing 1, and a cover plate 10 is installed on the outer side of the housing 1.

In this embodiment, the polyimide film 5 is disposed on the window 16, so as to shield external electromagnetic interference and improve the signal-to-noise ratio.

The utility model discloses a theory of operation and use flow: during the installation, in buckling the corresponding arc fixed plate 13 with the wire that corresponds, buckle in-process arc fixed plate 13 and take place deformation, get into arc fixed plate 13 completely until the wire, arc fixed plate 13's inner wall and the lateral wall laminating of wire, it is fixed to realize, through having set up fixed establishment 11 to the wire, can be to increasing the device during operation, the stability of wire and device, avoid the wire to take place the possibility that drops, and set up protruding spacing end 15, the stability of centre gripping between multiplicable wire and the arc fixed plate 13, arc fixed plate 13's inner wall is seted up fluted 14 simultaneously, arc fixed plate 13 takes place deformation when being convenient for the wire installation, the practicality has further been increased.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a new construction ionization chamber, includes casing (1), install air cock (2), signal socket (3), high-pressure socket (4) and window (16) on the lateral wall of casing (1), air cock (2) distribute on the both sides wall of casing (1), signal socket (3) and high-pressure socket (4) distribute respectively on the both sides wall of casing (1), its characterized in that, two electrodes (8) that are parallel to each other are installed to the inboard of casing (1), insulating support (6) are all installed to the both sides of electrode (8), signal socket (3) inboard signal lead-out portion (9) insert electrode (8) through the wire, high-pressure socket (4) insert another electrode (8) through the wire, install fixed establishment (11) that are used for fixed wire on the inner wall of casing (1), fixed establishment (11) are by spliced pole (12) and arc fixed plate (13), the end part of the connecting column (12) is fixedly connected with the inside of the shell (1), the arc-shaped fixing plate (13) is provided with a notch, and the arc-shaped fixing plate (13) with a better arc-shaped cross section is used for clamping and fixing a lead.

2. The ionization chamber of claim 1, wherein: two grooves (14) are symmetrically formed in the inner wall of the arc-shaped fixing plate (13), and protruding limiting ends (15) are symmetrically arranged on the inner wall of the end portion of the arc-shaped fixing plate (13).

3. The ionization chamber of claim 2, wherein: the material of the bump limiting end (15) is rubber.

4. The ionization chamber of claim 1, wherein: rubber ring (7) are all installed at the both ends of electrode (8), electrode (8) all adopt the section bar with casing (1).

5. The ionization chamber of claim 1, wherein: the outer side wall of the insulating support (6) is in contact with the inner wall of the shell (1) in an abutting mode, and a cover plate (10) is installed on the outer side of the shell (1).

6. The ionization chamber of claim 1, wherein: a polyimide film (5) is arranged on the window (16).