CN212110324U

CN212110324U - PMT light intensity detection module

Info

Publication number: CN212110324U
Application number: CN202020926583.1U
Authority: CN
Inventors: 史文星; 张琳; 陈丽芳; 宗慧
Original assignee: Zhongyi Instrument Jiangsu Co ltd
Current assignee: Zhongyi Instrument Jiangsu Co ltd
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2020-12-08
Anticipated expiration: 2030-05-28

Abstract

The utility model discloses a PMT light intensity detection module relates to PMT detection technical field, for solving the most integrated into one piece's of current PMT light intensity detection module structure, unable quick assembly and disassembly leads to because the great problem of accomodating the use of being not convenient for of volume. The upper end of casing is provided with the sliding block, and sliding block and guide bar sliding connection, the guide bar upper end of sliding block is provided with drive module, and drive module is through the upper end fixed mounting of installation fastening screw and casing, the internally mounted of casing has the syringe clamp plate, the inside fixed mounting of syringe clamp plate through hexagon socket head cap screw and casing, PMT chamber apron is installed to the below of syringe clamp plate, and PMT chamber apron passes through the inside fixed mounting of screw and casing, install two photoelectric module between syringe clamp plate and the PMT chamber apron, and the mounting hole on the photoelectric module outer wall passes through hexagon screw and casing fixed mounting.

Description

PMT light intensity detection module

Technical Field

The utility model relates to a PMT detects technical field, specifically is PMT light intensity detection module.

Background

PMT means: a photomultiplier tube. The photomultiplier is an important product in photon counting devices, is an optical detection device with extremely high sensitivity and ultra-fast time response, can be widely applied to photon counting, extremely weak light detection, chemiluminescence, bioluminescence research, extremely low energy ray detection, a spectrophotometer, a polarimeter, a colorimeter, an illuminometer, a dust meter, a turbidimeter, a densitometer, a thermoluminescence meter, a radiation calorimeter, a scanning electron microscope, a biochemical analyzer and other instrument equipment, and has luminous intensity which is called light intensity or luminosity for short in photometry. Physical quantity for representing the luminous flux in a unit solid angle in a given direction of a light source, international units being candela, notation: the cd, also called candlelight and branch light before, is established on the basis of human vision by considering human visual factors and optical characteristics of the luminous intensity, and is easy to be confused that in optics, the luminous intensity usually refers to the radiation power per unit area, and because the relative visual rate of human eyes to different wavelengths of light is different, the radiation powers of different wavelengths of light are not equal, and the luminous fluxes are not equal.

The most integrated into one piece's structure of current PMT light intensity detection module, unable quick assembly and disassembly leads to because the great problem of being not convenient for accomodate the use of volume.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a PMT light intensity detection module to solve the most integrated into one piece's structure of current PMT light intensity detection module that proposes in the above-mentioned background art, unable quick assembly and disassembly leads to because the great problem of accomodating the use of being not convenient for of volume.

In order to achieve the above object, the utility model provides a following technical scheme: PMT light intensity detection module, which comprises a housin, the upper end of casing is provided with the sliding block, and sliding block and guide bar sliding connection, the guide bar upper end of sliding block is provided with transmission module, and transmission module is through the upper end fixed mounting of installation fastening screw and casing, the internally mounted of casing has the syringe clamp plate, the inside fixed mounting of syringe clamp plate through hexagon socket head cap screw and casing, PMT chamber apron is installed to the below of syringe clamp plate, and PMT chamber apron passes through the inside fixed mounting of screw and casing, install two photoelectric module between syringe clamp plate and the PMT chamber apron, and the mounting hole on the photoelectric module outer wall passes through hexagon screw and casing fixed mounting.

Preferably, the inside of casing is provided with the mounting groove, and mounting groove and casing integrated into one piece set up, the internally mounted of mounting groove has the syringe fixed plate, and the terminal surface size of syringe fixed plate equals with the bore of mounting groove.

Preferably, the central position of mounting groove is provided with central positioning frame, and central positioning frame and casing integrated into one piece set up, the inside of syringe fixed plate is provided with the corresponding inserting groove, and the syringe fixed plate passes through the accurate installation of pegging graft of the corresponding inserting groove of central positioning frame and mounting groove.

Preferably, all install the long screw in six through-holes in the inside of casing, install the nut on the through connection end of long screw, and the long screw passes through nut and casing fixed connection.

Preferably, the lower end of the housing is provided with a first coordination number mechanism and a second coordination number mechanism, the first coordination number mechanism and the second coordination number mechanism are both integrally formed with the housing, and an injector joint is mounted at a lower end interface of the first coordination number mechanism and the second coordination number mechanism.

Preferably, the joints of the first coordination number mechanism and the second coordination number mechanism with the syringe joint are provided with O-ring seals, and the joints of the O-ring seals, the first coordination number mechanism and the second coordination number mechanism with the syringe joint are hermetically connected through adhesive.

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

1. the utility model discloses alright use after the equipment is accomplished, can dismantle the categorised small volume of back with each spare part and accomodate after the use, overcome the most integrated into one piece's of current PMT light intensity detection module structure, unable quick equipment dismantlement leads to because the great problem of accomodating the use of being not convenient for of volume.

2. Through packing the syringe fixed plate into the mounting groove, the syringe fixed plate passes through the accurate installation of pegging graft of the corresponding inserting groove of central locating frame and mounting groove, has avoided the syringe fixed plate to produce not hard up problem.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the mounting groove of the present invention;

FIG. 3 is a schematic view of the syringe fixing plate of the present invention;

in the figure: 1. a slider; 2. a housing; 3. a syringe pressure plate; 4. a PMT cavity cover plate; 5. a socket head cap screw; 6. a nut; 7. a syringe fixing plate; 8. fastening screws; 9. a transmission module; 10. a long screw; 11. a photovoltaic module; 12. a hex screw; 13. a first coordination number mechanism; 14. a second coordination number mechanism; 15. an O-shaped sealing ring; 16. a syringe adapter; 17. mounting grooves; 18. a central positioning frame; 19. corresponding to the inserting groove.

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.

Referring to fig. 1-3, the present invention provides an embodiment: PMT light intensity detection module, including casing 2, the upper end of casing 2 is provided with sliding block 1, and sliding block 1 and guide bar sliding connection, the guide bar upper end of sliding block 1 is provided with transmission module 9, and transmission module 9 is through the upper end fixed mounting of installation fastening screw 8 with casing 2, the internally mounted of casing 2 has syringe clamp plate 3, syringe clamp plate 3 is through the inside fixed mounting of hexagon socket head cap screw 5 with casing 2, PMT chamber apron 4 is installed to syringe clamp plate 3's below, and PMT chamber apron 4 is through the inside fixed mounting of screw with casing 2, install two photoelectric module 11 between syringe clamp plate 3 and the PMT chamber apron 4, and the mounting hole on the photoelectric module 11 outer wall passes through hexagon screw 12 and casing 2 fixed mounting.

Further, the inside of casing 2 is provided with mounting groove 17, and mounting groove 17 and casing 2 integrated into one piece set up, and the internally mounted of mounting groove 17 has syringe fixed plate 7, and the terminal surface size of syringe fixed plate 7 equals with the bore of mounting groove 17, and the mounting groove 17 of the inside setting of casing 2 plays the effect of installation syringe fixed plate 7.

Further, the central point of mounting groove 17 puts and is provided with central positioning frame 18, and central positioning frame 18 sets up with casing 2 integrated into one piece, and the inside of syringe fixed plate 7 is provided with corresponding inserting groove 19, and corresponds inserting groove 19 and install through central positioning frame 18 and the inside accurate grafting of 19 inserting grooves that correspond of mounting groove 17, and central positioning frame 18 that the central point of mounting groove 17 put the setting plays and corresponds the effect that 19 accurate pegging graft of inserting groove.

Further, all install long screw 10 in six inside through-holes of casing 2, install nut 6 on the through connection of long screw 10, and long screw 10 passes through nut 6 and casing 2 fixed connection, and the long screw 10 of all installing plays the effect of reinforcing connection casing 2 in six inside through-holes of casing 2, and the nut 6 of installing on the through connection of long screw 10 plays the effect of locking long screw 10.

Further, the lower end of the housing 2 is provided with a first coordination number mechanism 13 and a second coordination number mechanism 14, the first coordination number mechanism 13 and the second coordination number mechanism 14 are both integrally formed with the housing 2, an injector connector 16 is mounted at an interface of the lower ends of the first coordination number mechanism 13 and the second coordination number mechanism 14, and the first coordination number mechanism 13 and the second coordination number mechanism 14 provided at the lower end of the housing 2 play a role in detecting the number of adjacent atoms.

Further, O-rings 15 are attached to the joints of the first coordination number mechanism 13 and the second coordination number mechanism 14 with the syringe adaptor 16, the joints of the O-rings 15 with the first coordination number mechanism 13 and the second coordination number mechanism 14 with the syringe adaptor 16 are hermetically connected by adhesive, and the O-rings 15 attached to the joints of the first coordination number mechanism 13 and the second coordination number mechanism 14 with the syringe adaptor 16 function to seal the joints of the first coordination number mechanism 13 and the second coordination number mechanism 14 with the syringe adaptor 16.

The working principle is as follows: during the use, with the upper end fixed mounting of transmission module 9 through installation fastening screw 8 with casing 2, syringe clamp plate 3 passes through the inside fixed mounting of hexagon socket head cap screw 5 with casing 2, PMT chamber apron 4 passes through the inside fixed mounting of screw with casing 2, mounting hole on the photoelectric module 11 outer wall passes through hexagon screw 12 and casing 2 fixed mounting, then pass through nut 6 and casing 2 fixed connection with long screw rod 10, pack syringe fixed plate 7 into mounting groove 17, syringe fixed plate 7 passes through the accurate grafting installation of central positioning frame 18 and the corresponding inserting groove 19 of mounting groove 17, syringe fixed plate 7 has been avoided producing not hard up problem, alright use after the equipment is accomplished, can dismantle after the use each spare part classification small size accomodate, accomplish PMT light intensity detection module's equipment and dismantlement work.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

PMT light intensity detection module, including casing (2), its characterized in that: the upper end of the shell (2) is provided with a sliding block (1), the sliding block (1) is connected with a guide rod in a sliding way, the upper end of the guide rod of the sliding block (1) is provided with a transmission module (9), and the transmission module (9) is fixedly arranged with the upper end of the shell (2) through a mounting fastening screw (8), the inside of the shell (2) is provided with an injector pressure plate (3), the injector pressure plate (3) is fixedly arranged with the inside of the shell (2) through an inner hexagon screw (5), a PMT cavity cover plate (4) is arranged below the injector pressure plate (3), and the PMT cavity cover plate (4) is fixedly arranged with the inner part of the shell (2) through a screw, two photoelectric modules (11) are arranged between the injector pressure plate (3) and the PMT cavity cover plate (4), and the mounting hole on the outer wall of the photoelectric module (11) is fixedly mounted with the shell (2) through a hexagon screw (12).
2. The PMT light intensity detection module of claim 1, wherein: the inside of casing (2) is provided with mounting groove (17), and mounting groove (17) and casing (2) integrated into one piece set up, the internally mounted of mounting groove (17) has syringe fixed plate (7), and the terminal surface size of syringe fixed plate (7) equals with the bore of mounting groove (17).
3. The PMT light intensity detection module of claim 2, wherein: the central point of mounting groove (17) puts and is provided with central locating frame (18), and central locating frame (18) and casing (2) integrated into one piece set up, the inside of syringe fixed plate (7) is provided with and corresponds inserting groove (19), and syringe fixed plate (7) are installed through the accurate grafting of corresponding inserting groove (19) of central locating frame (18) and mounting groove (17).
4. The PMT light intensity detection module of claim 1, wherein: all install long screw (10) in six through-holes of inside of casing (2), install nut (6) on the through connection end of long screw (10), and long screw (10) pass through nut (6) and casing (2) fixed connection.
5. The PMT light intensity detection module of claim 1, wherein: the lower end of the shell (2) is provided with a first coordination number mechanism (13) and a second coordination number mechanism (14), the first coordination number mechanism (13) and the second coordination number mechanism (14) are integrally formed with the shell (2), and an injector joint (16) is installed at the lower end interface of the first coordination number mechanism (13) and the second coordination number mechanism (14).
6. The PMT light intensity detection module of claim 5, wherein: o-shaped sealing rings (15) are mounted at the joints of the first coordination number mechanism (13) and the second coordination number mechanism (14) and the syringe joint (16), and the joints of the O-shaped sealing rings (15) and the first coordination number mechanism (13) and the second coordination number mechanism (14) and the syringe joint (16) are hermetically connected through viscose glue.