CN213714690U

CN213714690U - X-ray focusing lens refraction performance testing device

Info

Publication number: CN213714690U
Application number: CN202022856273.XU
Authority: CN
Inventors: 张龙祥
Original assignee: Handan St Stress Technology Co ltd
Current assignee: Handan St Stress Technology Co ltd
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2021-07-16
Anticipated expiration: 2030-12-02

Abstract

The utility model discloses a X ray focusing lens refraction capability test device, the on-line screen storage device comprises a base, bolt and fixing device fixed connection are passed through to base upper surface one side, and fixing device comprises anchor clamps, unable adjustment base and fastening block respectively, and base upper surface opposite side is respectively through bolt and first regulation post fixed connection, and bolt and test platform fixed connection are passed through to first regulation post upper end, and test platform one side is provided with X ray probe. This X ray focusing lens refraction performance testing arrangement shows test result through the display screen, and is directly perceived convenient, and the light beam that the X ray fluorescent tube sent is in same level always after penetrating the fluorescent tube, has guaranteed the accuracy of test, and this device overall structure is compact, and structural shape adaptability is big, and sensitivity is high, and each part separately sets up, and the local maintenance of being convenient for reduces later stage cost of maintenance, combines with demonstration and control system, realizes continuous monitoring, has bigger flexibility and superiority.

Description

X-ray focusing lens refraction performance testing device

Technical Field

The utility model relates to a X ray focusing lens technical field specifically is an X ray focusing lens refraction capability test device.

Background

X-rays are actually electromagnetic waves of extremely short wavelength and large energy. X-rays have penetrability, but density and thickness differences exist among human tissues, when the X-rays penetrate through different tissues of a human body, the X-rays are absorbed to different degrees, different images can be obtained after development treatment, and the focusing lens belongs to a gradient refractive index lens. Has the characteristics of end face focusing and imaging, and has the cylindrical appearance characteristic, thereby being applied to various micro optical systems. There are 5 basic types of focusing lenses: i.e. plano-convex, positive meniscus, aspherical, diffractive and reflective lenses. The last type of mirror is typically an off-axis parabolic mirror, but some system designers use a spherical mirror with a small angle of incidence to accomplish the same function. The method for measuring the refractive index of the optical glass is not suitable for measuring the refractive index of the lens generally, has large error, inaccurate measurement, poorer sensitivity and insecure structure, and is necessary to design a device for testing the refractive property of the X-ray focusing lens aiming at the defects.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an X ray focusing lens refraction capability test device, this device overall structure is compact, and structural shape adaptability is big, and sensitivity is high, and each part separately sets up, and the local maintenance of being convenient for reduces later stage cost of maintenance, combines with demonstration and control system, realizes continuous monitoring, has bigger flexibility and superiority, can solve the problem among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme:

an X-ray focusing lens refraction performance testing device comprises a base, wherein one side of the upper surface of the base is fixedly connected with a fixing device through a bolt, the fixing device is respectively composed of a clamp, a fixing base and a fastening block, an X-ray light pipe is fixed in the fixing device, one end of the X-ray light pipe is sleeved with a collimating sleeve, the other side of the upper surface of the base is fixedly connected with a first adjusting column through a bolt, the upper end of the first adjusting column is fixedly connected with a testing platform through a bolt, and an X-ray probe is arranged on one side of the testing platform;

the test platform upper surface is respectively through bolt and collimator fixing base, the sliding seat, test container and second regulation post fixed connection, collimator fixing base upper surface is fixed with the collimator, the sliding seat upper surface passes through ball and beam splitter swing joint, be provided with test lens and liquid in the test container respectively, second regulation post upper end respectively with adjust base fixed connection, it is provided with the test air chamber to adjust the base upper surface, the test air chamber comprises left glass dull and stereotyped optical cement board, right glass dull and stereotyped optical cement board and standard block, X ray probe passes through probe fixed column and base upper surface fixed connection, X ray probe passes through wire and display screen electric connection.

Preferably, the clamp is fixedly connected with the upper surface of the fixed base, the clamp is provided with an opening matched with the outer wall of the X-ray light pipe, and the fastening block penetrates through the clamp through a bolt and is fixedly connected with the upper end of the outer wall of the X-ray light pipe.

Preferably, two sides of the standard block are respectively and tightly connected with the left glass flat plate optical cement plate and the right glass flat plate optical cement plate, and the shape and the volume of the standard block are consistent with those of the test container.

Preferably, the test container is a glass container, the test lens is vertically placed in the glass container, and the liquid level of the liquid is higher than the upper surface of the test lens.

Preferably, antireflection films are respectively arranged on the left side of the left glass flat plate optical rubber plate and the right side of the right glass flat plate optical rubber plate.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. according to the device for testing the refractive property of the X-ray focusing lens, the testing lens is placed in two media with different refractive indexes, the focal length values of the testing lens are respectively measured, the refractive property of the testing lens is accurately tested by matching with the beam splitter, and the measuring speed is high.

2. According to the device for testing the refractive property of the X-ray focusing lens, the testing air cavity is a sensitive tool for detecting the focal plane, the positioning is accurate, the use is convenient, the testing and the adjustment are convenient, the laser facula can be guaranteed to vertically hit the surface of the testing lens during the testing and hit the X-ray probe at the same time, the reflection reducing film can reduce or eliminate the reflected light of the optical surfaces such as the lens, the prism and the plane mirror, so that the light transmission of the elements is increased, the stray light is reduced or eliminated, and the testing accuracy is improved.

3. This X ray focusing lens refraction performance testing arrangement shows test result through the display screen, and is directly perceived convenient, and the light beam that the X ray fluorescent tube sent is in same level always after penetrating the fluorescent tube, has guaranteed the accuracy of test, and this device overall structure is compact, and structural shape adaptability is big, and sensitivity is high, and each part separately sets up, and the local maintenance of being convenient for reduces later stage cost of maintenance, combines with demonstration and control system, realizes continuous monitoring, has bigger flexibility and superiority.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a side sectional view of the overall structure of the present invention;

FIG. 3 is a side cross-sectional view of the test air chamber structure of the present invention;

fig. 4 is a side sectional view of the fixing device structure of the present invention.

In the figure: 1. a base; 2. a fixing device; 201. a clamp; 202. a fixed base; 203. a fastening block; 3. an X-ray light pipe; 4. a collimating sleeve; 5. a first conditioning column; 6. a test platform; 7. an X-ray probe; 8. a collimator fixing base; 9. a movable seat; 10. testing the container; 11. a second conditioning column; 12. a collimator; 13. a beam splitter; 14. testing the lens; 15. a liquid; 16. adjusting the base; 17. testing the air cavity; 1701. a left glass plate optical cement plate; 1702. a right glass plate optical cement plate; 1703. a standard block; 18. fixing a probe column; 19. a display screen.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, an apparatus for testing refractive property of an X-ray focusing lens comprises a base 1, one side of the upper surface of the base 1 is fixedly connected with a fixing device 2 through bolts, the fixing device 2 is respectively composed of a clamp 201, a fixing base 202 and a fastening block 203, the clamp 201 is fixedly connected with the upper surface of the fixing base 202, the clamp 201 is provided with an opening matched with the outer wall of an X-ray light pipe 3, the fastening block 203 penetrates through the clamp 201 through bolts to be fixedly connected with the upper end of the outer wall of the X-ray light pipe 3, the structure is firm and reliable, the fixing device 2 is internally fixed with the X-ray light pipe 3, one end of the X-ray light pipe 3 is sleeved with a collimating sleeve 4, the other side of the upper surface of the base 1 is respectively fixedly connected with a first adjusting column 5 through bolts, the upper end of the first adjusting column 5 is fixedly connected with a testing platform, the upper surface of the test platform 6 is fixedly connected with a collimator fixing seat 8, a movable seat 9, a test container 10 and a second adjusting column 11 through bolts respectively, a collimator 12 is fixed on the upper surface of the collimator fixing seat 8, the upper surface of the movable seat 9 is movably connected with a beam splitter 13 through balls, a test lens 14 and liquid 15 are arranged in the test container 10 respectively, the test container 10 is set to be a glass container, the test lens 14 is vertically placed in the glass container, the liquid level of the liquid 15 is higher than the upper surface of the test lens 14, the test lens 14 is placed in two media with different refractive indexes to measure the focal length value of the test lens respectively, the refractive performance of the test lens 14 is accurately tested by matching with the beam splitter 13, the measurement speed is high, the upper end of the second adjusting column 11 is fixedly connected with an adjusting base 16 respectively, a test air cavity 17 is arranged on the upper surface of the adjusting base 16, and the test air cavity, The right glass flat plate optical cement plate 1702 and the standard block 1703, two sides of the standard block 1703 are respectively and tightly connected with the left glass flat plate optical cement plate 1701 and the right glass flat plate optical cement plate 1702, the shape and the volume of the standard block 1703 and the testing container 10 are consistent, the positioning is accurate, the use is convenient, the testing and the adjustment are convenient, the laser facula can be ensured to vertically hit the surface of the testing lens 14 and hit the X-ray probe 7 during the testing, the left side of the left glass flat plate optical cement plate 1701 and the right side of the right glass flat plate optical cement plate 1702 are respectively provided with an antireflection film, the reflection light of the optical surfaces of the lens, the prism, the plane mirror and the like is reduced or eliminated, thereby the light transmission quantity of the elements is increased, the stray light is reduced or eliminated, the X-ray probe 7 is fixedly connected with the upper surface of the base 1 through the probe fixing column 18, the X-ray probe 7, the device is compact in overall structure, large in structural shape adaptability, high in sensitivity, and convenient for local maintenance, reduces later maintenance cost, is combined with a display and control system, realizes continuous monitoring, and has greater flexibility and superiority.

In summary, the device for testing the refractive property of the X-ray focusing lens has the advantages that the testing lens 14 is placed in two mediums with different refractive indexes, the focal length values of the testing lens 14 are respectively measured, the refractive property of the testing lens 14 is accurately tested by matching with the beam splitter 13, the measuring speed is high, the testing air cavity 17 is a sensitive tool for detecting the focal plane, the positioning is accurate, the use is convenient, the testing and the adjustment are convenient, the laser facula can be vertically irradiated on the surface of the testing lens 14 and simultaneously irradiated on the X-ray probe 7 during the testing, the reflection reducing film can reduce or eliminate the reflected light of the optical surfaces of the lens, the prism, the plane mirror and the like, so that the light transmission quantity of the elements is increased, the stray light is reduced or eliminated, the testing accuracy is improved, the testing result is displayed through the display screen 19, the device is visual and convenient, the light beams emitted by the, the device has the advantages of compact integral structure, large structural shape adaptability, high sensitivity, separate arrangement of all parts, convenience for local maintenance, reduction of later-stage maintenance cost, combination with a display and control system, realization of continuous monitoring, and greater flexibility and superiority.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a test device of X ray focusing lens refracting performance, includes base (1), its characterized in that: one side of the upper surface of the base (1) is fixedly connected with a fixing device (2) through a bolt, the fixing device (2) is respectively composed of a clamp (201), a fixing base (202) and a fastening block (203), an X-ray light pipe (3) is fixed in the fixing device (2), one end of the X-ray light pipe (3) is sleeved with a collimating sleeve (4), the other side of the upper surface of the base (1) is respectively and fixedly connected with a first adjusting column (5) through a bolt, the upper end of the first adjusting column (5) is fixedly connected with a test platform (6) through a bolt, and one side of the test platform (6) is provided with an X-ray probe (7);

the upper surface of the test platform (6) is respectively and fixedly connected with the collimator fixed seat (8), the movable seat (9), the test container (10) and the second adjusting column (11) through bolts, collimator (12) is fixed on the upper surface of a collimator fixing seat (8), the upper surface of a movable seat (9) is movably connected with a beam splitter (13) through balls, a test lens (14) and liquid (15) are respectively arranged in a test container (10), the upper end of a second adjusting column (11) is respectively fixedly connected with an adjusting base (16), a test air cavity (17) is arranged on the upper surface of the adjusting base (16), the test air cavity (17) is formed by a left glass flat optical cement plate (1701), a right glass flat optical cement plate (1702) and a standard block (1703), an X-ray probe (7) is fixedly connected with the upper surface of a base (1) through a probe fixing column (18), and the X-ray probe (7) is electrically connected with a display screen (19) through a lead.

2. The apparatus for testing refractive performance of an X-ray focusing lens according to claim 1, wherein: the clamp (201) is fixedly connected with the upper surface of the fixed base (202), an opening matched with the outer wall of the X-ray light pipe (3) is formed in the clamp (201), and the fastening block (203) penetrates through the clamp (201) through a bolt to be fixedly connected with the upper end of the outer wall of the X-ray light pipe (3).

3. The apparatus for testing refractive performance of an X-ray focusing lens according to claim 1, wherein: the two sides of the standard block (1703) are respectively and tightly connected with the left glass flat plate optical cement plate (1701) and the right glass flat plate optical cement plate (1702), and the shape and the volume of the standard block (1703) are consistent with those of the test container (10).

4. The apparatus for testing refractive performance of an X-ray focusing lens according to claim 1, wherein: the test container (10) is set to be a glass container, the test lens (14) is vertically placed in the glass container, and the liquid level of the liquid (15) is higher than the upper surface of the test lens (14).

5. The apparatus for testing refractive performance of an X-ray focusing lens according to claim 1, wherein: and the left side of the left glass flat plate optical cement plate (1701) and the right side of the right glass flat plate optical cement plate (1702) are respectively provided with an antireflection film.