CN211928147U - Multichannel radio frequency signal transmitting module for nuclear magnetic resonance spectrometer - Google Patents

Abstract

The utility model discloses a multichannel radio frequency signal emission module for nuclear magnetic resonance spectrometer, including left side module and right module, left side module and the inside equal fixed mounting of right side module have a mounting groove, and are two sets of the louvre has all been seted up on the mounting groove, and is two sets of the inside equal fixedly connected with spring of recess is two sets of equal fixedly connected with baffle on the spring is two sets of be provided with the circuit board between the baffle, the circuit board both ends all are provided with two tight pieces of clamp, and are two sets of both ends all are provided with the magnetic path about the tight piece of clamp, a slot, a plurality of groups have been seted up to left side module right-hand member a slot inside equal fixed mounting has a nose bar, right side module left end is provided with No. two nose bars. The radio frequency signal transmitting module has a convenient installation function, is convenient to disassemble and overhaul the transmitting module, and can play a good role in buffering protection.

Description

Multichannel radio frequency signal transmitting module for nuclear magnetic resonance spectrometer

Technical Field

The utility model relates to a nuclear magnetic resonance spectrometer technical field specifically is a multichannel radio frequency signal emission module for nuclear magnetic resonance spectrometer.

Background

Nuclear magnetic resonance spectroscopy, which is the study of the absorption of radio frequency radiation by atomic nuclei, is one of the most powerful tools for qualitative and, in some cases, quantitative analysis of the composition and structure of various organic and inorganic substances. The working principle is that in a strong magnetic field, energy level splitting of atomic nuclei occurs, and when external electromagnetic radiation is absorbed, transition of nuclear energy levels occurs, namely, a so-called NMR phenomenon occurs. When the frequency of the external radio frequency field is the same as the frequency of the nuclear spin precession, the energy of the radio frequency field can be effectively absorbed by the atomic nucleus to provide assistance for energy level transition. Thus, a particular nucleus absorbs energy from a radio frequency field at a particular frequency in a given applied magnetic field, thereby forming a nuclear magnetic resonance signal.

Radio frequency signal emission module on the market does not have fine cushioning effect when the installation circuit board, and the circuit board takes place wearing and tearing with the module inner wall easily, does not have convenient installation function in addition, is unfavorable for the dismantlement and the maintenance of circuit board, and external dust can influence the use of passway, also can not carry out certain protection to the passway, brings troublesome problem for the user, for this reason, we propose a multichannel radio frequency signal emission module for nuclear magnetic resonance spectrometer.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multichannel radio frequency signal emission module for nuclear magnetic resonance spectrometer to solve the radio frequency signal emission module on the market that proposes in the above-mentioned background and when the installation circuit board, there is not fine cushioning effect, the circuit board takes place wearing and tearing with the module inner wall easily, and also there is not convenient erection function, be unfavorable for the dismantlement and the maintenance of circuit board, external dust can influence the use of passway mouth, also can not carry out certain protection to the passway mouth, bring troublesome problem for the user.

In order to achieve the above object, the utility model provides a following technical scheme: a multichannel radio frequency signal transmitting module for a nuclear magnetic resonance spectrometer comprises a left module and a right module, wherein mounting grooves are fixedly arranged in the left module and the right module, heat dissipation holes are formed in two groups of the mounting grooves, grooves are formed in the two groups of the mounting grooves, springs are fixedly connected in the two groups of the grooves, baffles are fixedly connected to the two groups of the springs, a circuit board is arranged between the two groups of the baffles, clamping blocks are arranged at two ends of the circuit board, magnetic blocks are arranged at the upper end and the lower end of the two groups of the clamping blocks, a first inserting groove is formed in the right end of the left module, a first convex rod is fixedly arranged in the first inserting groove, a second convex rod is arranged at the left end of the right module, a second inserting groove is formed in the middle position of the left end of the second convex rod, and a connecting plate is connected between the left, the four groups of connecting plates are all provided with through holes, the four groups of connecting plates are all provided with bolts, the upper end surface and the lower end surface of each of the left module and the right module are provided with threaded holes, the front end surfaces of the left module and the right module are both provided with channel ports, protective plugs are arranged in the channel ports, and a plurality of groups of protective plugs are connected with elastic ropes.

As a further aspect of the utility model, the size specification of left side module and right module is unanimous, a plurality of groups louvre equidistance evenly distributed is on the mounting groove.

As a further aspect of the utility model, it is two sets of the baffle is respectively through two sets of spring movable mounting inside two sets of mounting grooves.

As a further scheme of the utility model, it is two sets of the magnetic path is mutually supported, and two sets of magnetic paths design is opposite sex magnet, circuit board movable mounting is between two sets of tight blocks of clamp.

As a further scheme of the utility model, a left side module is through a slot and No. two nose bars cooperation a nose bar and No. two slot movable mounting at right module left end, the connecting plate passes through bolt cooperation screw hole movable mounting between left module and right module.

As a further aspect of the present invention, the protection plug is movably mounted inside the plurality of groups of passage openings.

Compared with the prior art, the beneficial effects of the utility model are that: the radio frequency signal transmitting module is characterized in that the left module and the right module are provided with connecting plates, after a circuit board is installed, a plurality of groups of second convex rods at the left end of the right module are inserted into a first slot formed at the right end of the left module, and a first convex rod in the first slot is inserted into a second slot formed in the second convex rod, so that the left module and the right module are tightly connected;

this radio frequency signal emission module is through being provided with baffle and spring in two sets of mounting grooves are inside, when the installation circuit board, press from both sides two sets of magnetic paths that set up on the tight piece of clamp and be opposite sex magnet, can make and press from both sides tight piece and closely press from both sides at the circuit board both ends, then will press from both sides tight piece and place in the inside mounting groove of left side module and right side module, the baffle removes to the mounting groove is inside through the inside spring of recess this moment, avoids pressing from both sides tight piece direct contact collision mounting groove, and causes the extrusion to the circuit board, play fine.

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 present invention;

FIG. 3 is a schematic view of A in FIG. 2 according to the present invention;

fig. 4 is a schematic structural diagram of the left module of the present invention.

In the figure: 1. a left module; 2. a right module; 3. mounting grooves; 4. heat dissipation holes; 5. a groove; 6. a spring; 7. a baffle plate; 8. a clamping block; 9. a magnetic block; 10. a circuit board; 11. a first slot; 12. a first nose bar; 13. a second convex rod; 14. a second slot; 15. a connecting plate; 16. a bolt; 17. a threaded hole; 18. a through hole; 19. a passage port; 20. a protective plug; 21. an elastic cord.

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, the present invention provides a technical solution: a multichannel radio frequency signal transmitting module for a nuclear magnetic resonance spectrometer comprises a left module 1, a right module 2, mounting grooves 3, heat dissipation holes 4, grooves 5, springs 6, baffle plates 7, clamping blocks 8, magnetic blocks 9, a circuit board 10, a first slot 11, a first convex rod 12, a second convex rod 13, a second slot 14, a connecting plate 15, bolts 16, threaded holes 17, through holes 18, a channel opening 19, a protective plug 20 and elastic ropes 21, wherein the mounting grooves 3 are fixedly arranged in the left module 1 and the right module 2, the heat dissipation holes 4 are respectively arranged on the two sets of mounting grooves 3, the grooves 5 are respectively arranged in the two sets of mounting grooves 3, the springs 6 are respectively and fixedly connected in the two sets of grooves 5, the baffle plates 7 are respectively and fixedly connected on the two sets of springs 6, the circuit board 10 is arranged between the two sets of baffle plates 7, the clamping blocks 8 are respectively arranged at two ends of the circuit board 10, and the magnetic, the size specifications of the left module 1 and the right module 2 are consistent, a plurality of groups of heat dissipation holes 4 are uniformly distributed on the mounting groove 3 at equal intervals, two groups of baffles 7 are movably mounted inside the two groups of mounting grooves 3 respectively through two groups of springs 6, two groups of magnetic blocks 9 are matched with each other, the two groups of magnetic blocks 9 are designed into opposite magnets, the circuit board 10 is movably mounted between two groups of clamping blocks 8, the baffles 7 and the springs 6 are arranged inside the two groups of mounting grooves 3, when the circuit board 10 is mounted, the two groups of magnetic blocks 9 arranged on the clamping blocks 8 are opposite magnets, the clamping blocks 8 can be tightly clamped at two ends of the circuit board 10, then the clamping blocks 8 are placed in the mounting grooves 3 inside the left module 1 and the right module 2, at the moment, the baffles 7 move towards the inside the mounting grooves 3 through the springs 6 inside the grooves 5, the clamping blocks 8 are, the buffer protection function is good;

the right end of the left module 1 is provided with a first slot 11, a plurality of groups of first slots 11 are all fixedly provided with a first convex rod 12, the left end of the right module 2 is provided with a second convex rod 13, the middle position of the left end of the plurality of groups of second convex rods 13 is provided with a second slot 14, a connecting plate 15 is connected between the left module 1 and the right module 2, four groups of connecting plates 15 are all provided with through holes 18, four groups of connecting plates 15 are all provided with bolts 16, the upper and lower end surfaces of the left module 1 and the right module 2 are all provided with threaded holes 17, the front end surfaces of the left module 1 and the right module 2 are both provided with a channel opening 19, a protective plug 20 is arranged inside the channel opening 19, a plurality of groups of protective plugs 20 are connected with elastic ropes 21, the left module 1 is movably arranged at the left end of the right module 2 by matching the first convex rod 12 and the second slot 14 with the first convex rod 11 through the first slot 11, the connecting plate 15, a plurality of groups of protection plugs 20 are respectively movably mounted inside a plurality of groups of passage openings 19, through be provided with connecting plate 15 on left module 1 and right module 2, after circuit board 10 has been installed, insert a plurality of groups of No. two nose bars 13 of right module 2 left end inside No. 11 slots that left module 1 right-hand member was seted up, No. two slots 14 that No. two nose bars 13 were seted up are inserted to No. 11 inside simultaneously, make left module 1 and right module 2 zonulae occludens, use screw hole 17 on bolt 16 cooperation left module 1 and the right module 2 after that, install connecting plate 15 between left module 1 and right module 2, make left module 1 and right module 2 can not take place to become flexible, have convenient installation function, also make the dismantlement and the maintenance of emission module convenient simultaneously.

The working principle is as follows: for the radio frequency signal transmitting module, firstly, when a circuit board 10 is installed, two groups of magnetic blocks 9 arranged on a clamping block 8 are opposite magnets, so that the clamping block 8 can be tightly clamped at two ends of the circuit board 10, then the clamping block 8 is placed in a mounting groove 3 in a left module 1 and a right module 2, at the moment, a baffle 7 moves towards the inside of the mounting groove 3 through a spring 6 in a groove 5, the clamping block 8 is prevented from directly contacting and colliding with the mounting groove 3, the circuit board 10 is prevented from being extruded, a good buffering protection effect is achieved, and a radiating hole 4 formed in the mounting groove 3 is convenient for radiating the circuit board 10; secondly, after the circuit board 10 is installed, a plurality of groups of second convex rods 13 at the left end of the right module 2 are inserted into a first slot 11 formed in the right end of the left module 1, and a first convex rod 12 in the first slot 11 is inserted into a second slot 14 formed in the second convex rod 13, so that the left module 1 is tightly connected with the right module 2, then bolts 16 are used for matching with threaded holes 17 in the left module 1 and the right module 2, and a connecting plate 15 is installed between the left module 1 and the right module 2, so that the left module 1 and the right module 2 cannot be loosened, the installation function is convenient, the emission module is convenient to disassemble and overhaul, and the two groups of through holes 18 left on the connecting plate 15 are used for being connected with a spectrometer; and finally, when the use of the emission module is finished, the protection plug 20 on the elastic rope 21 is used for plugging the corresponding passage opening 19, so that the passage opening 19 is prevented from being influenced by the external environment.

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 (6)

1. A multichannel radio frequency signal emission module for a nuclear magnetic resonance spectrometer, comprising a left module (1) and a right module (2), characterized in that: mounting grooves (3) are fixedly mounted in the left module (1) and the right module (2), radiating holes (4) are formed in two groups of mounting grooves (3), grooves (5) are formed in two groups of mounting grooves (3), springs (6) are fixedly connected in two groups of grooves (5), baffles (7) are fixedly connected to two groups of springs (6), a circuit board (10) is arranged between the two groups of baffles (7), clamping blocks (8) are arranged at two ends of the circuit board (10), magnetic blocks (9) are arranged at the upper end and the lower end of each clamping block (8), a first slot (11) is formed in the right end of the left module (1), a first convex rod (12) is fixedly mounted in each slot (11), a second convex rod (13) is arranged at the left end of the right module (2), and a second slot (14) is formed in the middle position of the left end of each second convex rod (13), be connected with connecting plate (15) between left side module (1) and right module (2), four groups through-hole (18) have all been seted up on connecting plate (15), four groups all be provided with bolt (16) on connecting plate (15), both ends surface all seted up screw hole (17) about left side module (1) and right module (2), passway (19) have all been seted up on left side module (1) and right module (2) front end surface, passway (19) inside is provided with protection stopper (20), a plurality of groups be connected with elasticity rope (21) on protection stopper (20).

2. The multi-channel radio frequency signal transmitting module for a nuclear magnetic resonance spectrometer of claim 1, wherein: the size specification of the left module (1) is consistent with that of the right module (2), and the plurality of groups of heat dissipation holes (4) are uniformly distributed on the mounting groove (3) at equal intervals.

3. The multi-channel radio frequency signal transmitting module for a nuclear magnetic resonance spectrometer of claim 1, wherein: the two groups of baffles (7) are respectively and movably arranged in the two groups of mounting grooves (3) through two groups of springs (6).

4. The multi-channel radio frequency signal transmitting module for a nuclear magnetic resonance spectrometer of claim 1, wherein: the two groups of magnetic blocks (9) are mutually matched, the two groups of magnetic blocks (9) are designed to be opposite magnets, and the circuit board (10) is movably arranged between the two groups of clamping blocks (8).

5. The multi-channel radio frequency signal transmitting module for a nuclear magnetic resonance spectrometer of claim 1, wherein: the left module (1) is matched with a convex rod (12) and a second convex rod (14) through a slot (11) and the second convex rod (13) and is movably installed at the left end of the right module (2), and the connecting plate (15) is movably installed between the left module (1) and the right module (2) through a bolt (16) and a matched threaded hole (17).

6. The multi-channel radio frequency signal transmitting module for a nuclear magnetic resonance spectrometer of claim 1, wherein: the plurality of groups of the protective plugs (20) are respectively and movably arranged in the plurality of groups of the passage openings (19).

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