CN214549382U

CN214549382U - Noise reduction type protection device for magnetic resonance image

Info

Publication number: CN214549382U
Application number: CN202023207002.8U
Authority: CN
Inventors: 宋云岩; 白国良
Original assignee: Individual
Current assignee: Song Yunyan
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2021-11-02
Anticipated expiration: 2030-12-25

Abstract

The utility model relates to a magnetic resonance image technical field just discloses a magnetic resonance image is with falling formula of making an uproar protector, including the connecting rod, the lower extreme fixedly connected with blotter of connecting rod, the lead screw is close to the one end fixedly connected with foam plug at connecting rod center. The utility model has the advantages of reasonable design, increase the slider with the bottom of device, it is spacing to carry out through spring and stopper, realize the multistage regulation, carry out length adjustment according to user's needs, high durability and convenient use, the blotter can protect patient's head simultaneously, avoid wearing for a long time and make the patient uncomfortable, the practicality is greatly improved, will wear the position at the ear, increase two sets of sound sponge of inhaling, fill out the space of mount pad and be full of, make the effect maximize gives sound insulation, the foam stopper can carry out threaded connection through lead screw and screw hole simultaneously, convenient dismantlement installation, be convenient for disinfect, convenient and fast that the use is got up, the practicality has been greatly improved.

Description

Noise reduction type protection device for magnetic resonance image

Technical Field

The utility model relates to a magnetic resonance image technical field specifically is a magnetic resonance image is with falling formula protector that makes an uproar.

Background

The nuclear magnetic resonance imaging, also called spin imaging and magnetic resonance imaging, is based on the principle of nuclear magnetic resonance, and based on the different attenuation of the released energy in different structural environments inside the material, the position and type of the nuclei constituting the object can be known by detecting the emitted electromagnetic waves with an external gradient magnetic field, and accordingly, the structural image inside the object can be drawn.

The prior art scheme (the authorized bulletin number is CN210301406U) discloses an earplug for nuclear magnetic resonance image examination, when the earplug is used, the earplug cannot be adjusted according to the head sizes of different users, so that the position of the earplug is too long or too short, the noise cannot be effectively isolated during the nuclear magnetic resonance examination, a patient is difficult to accept the examination, meanwhile, the thickness and the size of a sponge cushion are not enough to effectively isolate the noise, the effect is not good, meanwhile, the existing earplug is inconvenient to rapidly disassemble and assemble, and meanwhile, the disinfection treatment is inconvenient to carry out, the earplug is not sanitary to use, and the practicability is greatly reduced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides a magnetic resonance image is with falling formula of making an uproar protector to solve defect and the problem that proposes to CN210301406U in the above-mentioned background art, set the position of earplug into the structure of flexible regulation, can be according to different users' needs, carry out the regulation of length, conveniently control, the cooperation blotter uses, it is more comfortable to use, two-layer sound sponge of inhaling has increased simultaneously, effectually isolate the noise, foam stopper convenient to detach disinfects the washing simultaneously, high durability and convenient use, and the practicality is greatly improved.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a noise reduction type protection device for a magnetic resonance image comprises a connecting rod, wherein a buffer pad is fixedly connected to the lower end of the connecting rod, a sliding groove is formed in the bottom of the connecting rod, a sliding block is arranged inside the sliding groove, an object placing groove is formed inside the sliding block, a limiting block is arranged inside the object placing groove, a spring is arranged inside the object placing groove and located on the outer side of the limiting block, a groove is formed in the lower end of the sliding block, a movable block is arranged inside the groove, a rotating shaft is arranged inside the movable block, a mounting seat is fixedly connected to one side, close to the center of the connecting rod, of the movable block, a connecting seat is fixedly connected inside the mounting seat, a first sound absorbing sponge pad is arranged inside the mounting seat and located on the outer side of the connecting seat, a second sound absorbing sponge pad is arranged inside the first sound absorbing sponge pad, a lead screw is arranged inside the connecting seat, and one end of the screw rod, which is close to the center of the connecting rod, is fixedly connected with a foam plug.

The connecting rod and the buffer cushion are of arc structural design, the limiting grooves are formed in the front side and the rear side of the connecting rod respectively, the diameter of each limiting groove is the same as that of each limiting block, and four limiting grooves are arranged at equal intervals.

It is effectual, through spring swing joint between stopper and the slider, it is provided with two sets ofly respectively about the vertical central line symmetry of connecting rod to put thing groove, stopper and spring, every group put thing groove, stopper and spring and be provided with two respectively.

Effectively, the movable block is movably connected with the sliding block through a rotating shaft.

Effectively, the inside of connecting seat is seted up threaded hole, threaded hole and lead screw threaded connection.

The outer side of the foam plug is effectively provided with a waterproof breathable film, and the two waterproof breathable films are symmetrically arranged on the vertical central line of the connecting rod.

Compared with the prior art, the utility model provides a magnetic resonance image is with falling formula of making an uproar protector possesses following beneficial effect:

1. the utility model discloses a setting of blotter, spout, slider, stopper and spring increases the slider with the bottom of device, and sliding connection carries out spacing through spring and stopper between slider and the spout simultaneously, realizes multistage regulation, carries out length adjustment according to user's needs, facilitates the use, and the blotter can protect patient's head simultaneously, avoids wearing for a long time and makes the patient feel uncomfortable, has improved the practicality greatly;

2. the utility model discloses a first sound foam-rubber cushion, the second of inhaling is inhaled the setting of sound foam-rubber cushion, lead screw, screw hole and foam stopper, will wear in the position of ear, increases two sets of sound sponges of inhaling, fills up the space of mount pad and is full of for the effect maximize gives sound insulation, the foam stopper can carry out threaded connection through lead screw and screw hole, and the installation is conveniently dismantled, is convenient for disinfect, and convenient and fast that use has improved the practicality greatly.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic diagram of the partially exploded structure of the earplug of the present invention;

FIG. 3 is a schematic view of the three-dimensional structure of the connecting rod of the present invention;

fig. 4 is a schematic view of the cross-sectional structure of the telescopic structure of the present invention.

Wherein: 1. a connecting rod; 2. a cushion pad; 3. a chute; 4. a slider; 5. placing the objects; 6. a limiting block; 7. a spring; 8. a groove; 9. a movable block; 10. a rotating shaft; 11. a mounting seat; 12. a connecting seat; 13. a first sound absorbing sponge cushion; 14. a second sound-absorbing sponge pad; 15. a screw rod; 16. a foam plug; 101. a limiting groove; 121. a threaded hole; 161. a waterproof breathable film.

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 the following technical solutions: a noise reduction type protection device for magnetic resonance images comprises a connecting rod 1, a buffer cushion 2 is fixedly connected to the lower end of the connecting rod 1, a sliding groove 3 is formed in the bottom of the connecting rod 1, a sliding block 4 is arranged inside the sliding groove 3, an object placing groove 5 is formed inside the sliding block 4, a limiting block 6 is arranged inside the object placing groove 5, a spring 7 is arranged inside the object placing groove 5 and located outside the limiting block 6, a groove 8 is formed in the lower end of the sliding block 4, a movable block 9 is arranged inside the groove 8, a rotating shaft 10 is arranged inside the movable block 9, a mounting seat 11 is fixedly connected to one side, close to the center of the connecting rod 1, of the movable block 9, a connecting seat 12 is fixedly connected to the inside of the mounting seat 11, a first sound absorption sponge cushion 13 is arranged outside the connecting seat 12 and located inside the mounting seat 11, a second sound absorption sponge cushion 14 is arranged inside the first sound absorption sponge cushion 13, and a lead screw 15 is arranged inside the connecting seat 12, one end of the screw rod 15 close to the center of the connecting rod 1 is fixedly connected with a foam plug 16.

Further, connecting rod 1 all adopts arc structural design with blotter 2, and spacing groove 101 has been seted up respectively to both sides around connecting rod 1, and the diameter of spacing groove 101 is the same with stopper 6's diameter, and spacing groove 101 equidistant is provided with four, realizes hierarchical regulation, is applicable to most crowds.

Further, through spring 7 swing joint between stopper 6 and the slider 4, put thing groove 5, stopper 6 and spring 7 and be provided with two sets ofly respectively about the vertical central line symmetry of connecting rod 1, every group puts thing groove 5, stopper 6 and spring 7 and is provided with two respectively, realizes limiting displacement, conveniently adjusts.

Furthermore, the movable block 9 is movably connected with the sliding block 4 through a rotating shaft 10, so that the movable block can be conveniently rotated and stored.

Further, a threaded hole 121 is formed in the connecting seat 12, and the threaded hole 121 is in threaded connection with the screw rod 15, so that quick disassembly and replacement are realized.

Further, the outer side of the foam plug 16 is provided with two waterproof and breathable films 161, and the two waterproof and breathable films 161 and the two foam plugs 16 are symmetrically arranged about the vertical center line of the connecting rod 1, so that the connecting rod can be conveniently disinfected and cleaned.

When the sound absorbing type ear muff is used, the connecting rod 1 is sleeved at the top of the head, the mounting seat 11 is stretched downwards or upwards, a proper length is selected according to needs, the limiting block 6 is pressed, the limiting block 6 is extruded to move inwards, the spring 7 is contracted at the moment, the sliding block 4 is pulled upwards or downwards, the limiting block 6 is loosened after the sliding block is pulled to a proper position, the spring 7 is rapidly stretched outwards at the moment, the limiting block 6 is ejected out of the limiting groove 101 to be limited and fixed, meanwhile, a plurality of limiting grooves 101 are arranged, multi-stage adjustment can be realized, the requirements are met, the foam plug 16 is plugged into the ear, the first sound absorbing foam pad 13 and the second sound absorbing foam pad 14 are tightly attached to the outer side of the ear, namely, after the sound absorbing type ear muff can be used, the screw rod 15 can be taken out of the threaded hole 121, the foam plug 16 is disinfected and cleaned, and then the sound absorbing type ear muff can be installed on threads, and is simple and convenient, meanwhile, the sanitary use of the earplug is ensured, and the noise reduction and sound insulation effects of the earplug are improved.

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 magnetic resonance image is with falling formula of making an uproar protector, includes connecting rod (1), its characterized in that: the sound absorption device is characterized in that a cushion pad (2) is fixedly connected to the lower end of the connecting rod (1), a sliding groove (3) is formed in the bottom of the connecting rod (1), a sliding block (4) is arranged inside the sliding groove (3), an object placing groove (5) is formed inside the sliding block (4), a limiting block (6) is arranged inside the object placing groove (5), a spring (7) is arranged on the outer side, located on the limiting block (6), of the inside of the object placing groove (5), a groove (8) is formed in the lower end of the sliding block (4), a movable block (9) is arranged inside the groove (8), a rotating shaft (10) is arranged inside the movable block (9), a mounting seat (11) is fixedly connected to one side, close to the center of the connecting rod (1), of the movable block (9), a connecting seat (12) is fixedly connected to the inside of the mounting seat (11), a first sound absorption sponge pad (13) is arranged on the outer side, located on the connecting seat (12), of the inside of the mounting seat (11), the sound absorbing sponge cushion is characterized in that a second sound absorbing sponge cushion (14) is arranged inside the first sound absorbing sponge cushion (13), a lead screw (15) is arranged inside the connecting seat (12), and one end, close to the center of the connecting rod (1), of the lead screw (15) is fixedly connected with a foam plug (16).

2. The noise reduction type shielding device for magnetic resonance imaging according to claim 1, wherein: connecting rod (1) all adopt arc structural design with blotter (2), spacing groove (101) have been seted up respectively to both sides around connecting rod (1), the diameter of spacing groove (101) is the same with the diameter of stopper (6), spacing groove (101) equidistant four that are provided with.

3. The noise reduction type shielding device for magnetic resonance imaging according to claim 1, wherein: through spring (7) swing joint between stopper (6) and slider (4), put thing groove (5), stopper (6) and spring (7) and be provided with two sets ofly about the vertical central line symmetry of connecting rod (1) respectively, every group put thing groove (5), stopper (6) and spring (7) and be provided with two respectively.

4. The noise reduction type shielding device for magnetic resonance imaging according to claim 1, wherein: the movable block (9) is movably connected with the sliding block (4) through a rotating shaft (10).

5. The noise reduction type shielding device for magnetic resonance imaging according to claim 1, wherein: a threaded hole (121) is formed in the connecting seat (12), and the threaded hole (121) is in threaded connection with the screw rod (15).

6. The noise reduction type shielding device for magnetic resonance imaging according to claim 1, wherein: the outer side of the foam plug (16) is provided with a waterproof breathable film (161), and the two foam plugs (16) and the two waterproof breathable films (161) are symmetrically arranged relative to the vertical central line of the connecting rod (1).