Olfactory function testing and evaluating device

Abstract

The utility model relates to the technical field of olfactory testing, in particular to an olfactory function testing and evaluating device which comprises an evaluating ruler used for visual olfactory testing, a mounting groove is formed in the front end of the evaluating ruler, a sliding rod is arranged in the mounting groove, a T-shaped groove is formed in the top of the sliding rod, and a pointer assembly used for flexibly sliding to point to the degree of olfactory disorder is arranged in the T-shaped groove. A clamping groove is formed in the position, close to the front end, of the upper surface of the evaluation ruler, a plurality of marking blocks used for displaying different degrees are arranged in the clamping groove, outer frames are correspondingly arranged on the positions, close to the marking blocks, of the upper surface of the evaluation ruler, and the pointer assembly comprises a fixing block and a pointer. According to the olfactory function testing and evaluating device, pulleys are arranged to slide at the bottoms of T-shaped grooves in sliding rods, fixing blocks are stabilized in the sliding rods to horizontally move under the cooperation of limiting discs, the fixing blocks correspondingly slide to point to positions corresponding to different olfactory disorder degrees under the cooperation of pointers, and ten standard color blocks are matched with ten outer frames with pictures; and the pointer can be conveniently used for subjective evaluation pointing.

Description

Technical Field

[0001] The utility model relates to the technical field of olfactory testing, in particular to an olfactory function testing and evaluation device. Background Art

[0002] Olfactory sense is a kind of perception felt by organs. Olfactory function can be evaluated by visual analog scale for subjective evaluation of olfactory sense. The examination and research of olfactory function is of certain significance for the early diagnosis and prevention of certain diseases.

[0003] The utility model with the publication number CN214259291U discloses an olfactory function test and evaluation device, including a chassis, a nozzle, a mask, a sleeve, a support rod, and a fixing part. The upper surface of the chassis is provided with a plurality of grooves, and a test box is detachably connected in the groove. The chassis is connected with a support rod, and a fixing part is connected to the top of the support rod. The nozzle part includes a nozzle and an infusion tube. The mask is connected to the nozzle. A card slot is provided on the top of the inner wall of the mask near the nozzle, and one end of the test paper can be inserted into the card slot to fix the test paper. The fixing part includes a fixing plate, one end of which is connected with a circular ring, and the fixing plate is connected to the support rod through the circular ring. A circular through hole is provided on the side of the fixing plate away from the support rod.

[0004] The above technical solution has a mask and other features that can reduce the scope of contact with the air and reduce the error and impact of odor volatilization on the test. The test paper can concentrate the olfactory liquid sucked up by the nozzle and reduce the volatilization of the olfactory factor, making the emitted odor more obvious and improving the accuracy of the test. However, there is no physical object to evaluate the subjective evaluation of the olfactory function, and the corresponding position of the degree of olfactory disorder of the test patient cannot be intuitively evaluated, and there is no sliding pointer to point to cooperate with the subjective evaluation. Utility Model Content

[0005] The purpose of the utility model is to provide an olfactory function test and evaluation device to solve the problem that the olfactory function test and evaluation device with the authorization publication number CN214259291U proposed in the above-mentioned background technology has no physical object to evaluate the subjective evaluation of the olfactory function, cannot intuitively evaluate the corresponding position of the degree of olfactory disorder of the test patient, and does not have a sliding pointer to point to cooperate with the subjective evaluation.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A device for testing and evaluating olfactory function comprises an evaluation ruler for intuitive olfactory test, wherein a mounting slot is provided at the front end of the evaluation ruler, a slide bar is provided in the mounting slot, a T-slot is provided at the top of the slide bar, a pointer assembly for flexibly sliding and pointing to the degree of olfactory disorder is provided in the T-slot, a card slot is provided near the front end of the upper surface of the evaluation ruler, a plurality of color blocks for displaying different degrees are provided in the card slot, an outer frame is provided at the upper surface of the evaluation ruler near the color blocks, the pointer assembly comprises a fixed block and a pointer, the fixed block is plugged into the T-slot, and pulleys are provided at both ends of the fixed block corresponding to the bottom of the T-slot.

[0008] Preferably, rubber pads are provided near the four corners of the lower surface of the evaluation ruler, the tops of the rubber pads are bonded and fixed to the bottom of the evaluation ruler, and handrails are provided at both ends of the evaluation ruler, and the handrails are fixedly connected to the evaluation ruler by screws.

[0009] In the utility model, a rubber pad is provided, and the bottom of the rubber pad contacts the ground, thereby increasing friction, helping to stably place the assessment ruler, and providing a fulcrum with the cooperation of the armrest, so as to facilitate the overall carrying and use.

[0010] Preferably, the width of the inner wall of the installation groove is matched with the width of the outer wall of the slide bar, and the bottom of the slide bar is bonded and fixed to the bottom of the installation groove.

[0011] In the utility model, the slide bar is bonded and assembled with the installation groove, thereby realizing the combined installation of the slide bar and the evaluation ruler.

[0012] Preferably, the width of the inner wall of the card slot is adapted to the total length of the plurality of color-coded blocks, and there are ten color-coded blocks in number, which are arranged in green, yellow, and red in sequence from left to right.

[0013] In the utility model, ten color blocks are coordinated to form ten grades, and the colors are distributed from 0 to 10 from left to right, 0 indicates normal sense of smell, and 10 indicates loss of sense of smell. The color blocks are arranged in a progressive manner to facilitate the patient's subjective evaluation.

[0014] Preferably, the width of the outer wall of the outer frame is adapted to the width of the outer wall of the color block, there are ten outer frames in number, a transparent plate is provided on the upper surface of the outer frame, a slot is provided at the rear end of the outer frame, and a notch connected to the slot is provided on the upper surface of the outer frame near the rear end.

[0015] In the utility model, the transparent plate is made of glass, which is convenient for users to observe the pictures stored in the slots through the transparent plate, which is helpful for comparison, and the images of the pictures correspond to the corresponding rating level lines. With the cooperation of the notch, it is helpful to replace and match the internal pictures.

[0016] Preferably, a limiting plate is provided on the top of the fixed block, and the diameter of the limiting plate is larger than the width of the top opening of the T-slot. The fixed block and the limiting plate are an integrally formed structure. A screw hole is provided in the middle of the limiting plate, and the screw hole passes through the fixed block. A fastening bolt is provided in the screw hole. The pulley is rotatably connected to the fixed block through a rotating shaft, and the pulley slides in the groove at the bottom of the T-slot.

[0017] In the utility model, the setting of the limit plate helps to limit the stable horizontal sliding fit of the fixed block in the T-slot, prevents the fixed block from tilting and affecting the sliding operation, the fastening bolt is threadedly connected to the screw hole and passes through the fixed block, the bottom of the fastening bolt fits tightly with the bottom of the T-slot, and the position of the fixed block is fixed under the action of friction, realizing the subjective evaluation pointing to the locking fit, and the installation of the pulley increases the stability of the overall flexible movement.

[0018] Preferably, the bottom of the pointer is welded and fixed to the limit plate, and the tip of the pointer points to the top of the outer frame.

[0019] In the utility model, the pointer is closely matched with the limit plate to increase the structural stability, and the pointer passes through the top of the color-marked block, pointing to the corresponding color and the picture in the outer frame at the same time.

[0020] Compared with the prior art, the beneficial effects of the utility model are:

[0021] 1. The utility model sets a pulley to slide at the bottom of the T-slot on the slide bar, and the fixed block is stabilized and moves horizontally in the slide bar with the cooperation of the limit plate. With the cooperation of the pointer, it slides and points to the corresponding positions of different degrees of olfactory impairment. Ten color-coded blocks are matched with ten frames with pictures, which is convenient for the pointer to be used for subjective evaluation and pointing.

[0022] 2. The utility model increases the stability of the placement of the assessment ruler by arranging a rubber pad, and the armrest is helpful for carrying. The fastening bolts are installed on the limit plate to help manually fix the position of the pointer. The pointer position is fixed, and the corresponding position of the degree of olfactory impairment evaluated by subjective observation is located, reducing the position change caused by touch and affecting the record score. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0024] Figure 2 This is a schematic diagram of the evaluation state structure of the utility model;

[0025] Figure 3 This is a schematic diagram of the structure of the evaluation scale of the utility model;

[0026] Figure 4 This is a schematic diagram of the combined structure of the evaluation ruler and the outer frame of the utility model;

[0027] Figure 5 This is a schematic diagram of the combined structure of the slide bar and the pointer assembly of the utility model;

[0028] Figure 6 It is a schematic diagram of the cross-sectional structure of the slide bar and pointer assembly of the utility model;

[0029] Figure 7 It is a schematic diagram of the pointer assembly structure of the utility model.

[0030] The meaning of each number in the figure is:

[0031] 1. Evaluation ruler; 10. Installation slot; 11. Handrail; 12. Card slot; 13. Rubber pad;

[0032] 2. Slide bar; 20. T-slot;

[0033] 3. Pointer assembly; 30. Fixing block; 300. Limiting plate; 301. Screw hole; 302. Pulley; 31. Fastening bolt; 32. Pointer;

[0034] 4. Color block;

[0035] 5. outer frame; 50. transparent plate; 51. slot; 52. notch. DETAILED DESCRIPTION

[0036] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0037] See also Figure 1-Figure 7 , this embodiment provides a technical solution:

[0038] A device for testing and evaluating olfactory function comprises an evaluation ruler 1 for intuitive olfactory test, wherein rubber pads 13 are arranged near four corners on the lower surface of the evaluation ruler 1, and the tops of the rubber pads 13 are bonded and fixed to the bottom of the evaluation ruler 1, and handrails 11 are arranged at both ends of the evaluation ruler 1, and the handrails 11 are fixedly connected to the evaluation ruler 1 by screws.

[0039] In the present invention, a rubber pad 13 is provided, and the bottom of the rubber pad 13 contacts the ground, which increases the friction force, helps the evaluation ruler 1 to be stably placed and matched, and provides a fulcrum with the cooperation of the armrest 11, so that the whole is easy to carry and use.

[0040] Furthermore, a mounting groove 10 is provided at the front end of the assessment ruler 1 , a slide bar 2 is provided in the mounting groove 10 , the width of the inner wall of the mounting groove 10 is matched with the width of the outer wall of the slide bar 2 , and the bottom of the slide bar 2 is bonded and fixed to the bottom of the mounting groove 10 .

[0041] In the present invention, the slide bar 2 is bonded and assembled with the mounting groove 10 , thereby realizing the assembly and installation of the slide bar 2 and the evaluation ruler 1 .

[0042] Specifically, a T-slot 20 is provided on the top of the slide bar 2, and a pointer assembly 3 for flexibly sliding to point to the degree of olfactory disorder is provided in the T-slot 20. A card slot 12 is provided on the upper surface of the assessment ruler 1 near the front end, and a plurality of color blocks 4 for displaying different degrees are provided in the card slot 12. The width of the inner wall of the card slot 12 is adapted to the total length of the plurality of color blocks 4. There are ten color blocks 4, and they are arranged in progressive order from left to right in green, yellow and red.

[0043] In the present invention, ten color blocks 4 are arranged in coordination to form ten grades, and the colors are distributed from 0 to 10 from left to right, 0 indicates normal sense of smell, and 10 indicates loss of sense of smell. The color blocks 4 are arranged in a progressive manner to facilitate the patient's subjective evaluation.

[0044] Among them, scale values ​​are set on the upper surface of the evaluation ruler 1 near the front end, which gradually increase from 0 to 10 from left to right, and the distances between the scale values ​​are equal. The corresponding values ​​correspond to the corners of the color block 4 respectively.

[0045] It should be noted that an outer frame 5 is provided on the upper surface of the evaluation ruler 1 near the color block 4, the width of the outer wall of the outer frame 5 is adapted to the width of the outer wall of the color block 4, there are ten outer frames 5, a transparent plate 50 is provided on the upper surface of the outer frame 5, a slot 51 is opened at the rear end of the outer frame 5, and a notch 52 connected to the slot 51 is opened on the upper surface of the outer frame 5 near the rear end.

[0046] In the utility model, the transparent plate 50 is made of glass, which is convenient for the user to observe the pictures stored in the slot 51 through the transparent plate 50, which is helpful for comparison, and the images of the pictures correspond to the corresponding rating level lines. With the cooperation of the notch 52, it is helpful to replace and match the internal pictures.

[0047] Furthermore, the pointer assembly 3 includes a fixed block 30 and a pointer 32 . The fixed block 30 is inserted into the T-slot 20 . Pulleys 302 are provided at both ends of the fixed block 30 and at positions corresponding to the bottom of the T-slot 20 .

[0048] Secondly, a limit plate 300 is provided on the top of the fixed block 30, and the diameter of the limit plate 300 is larger than the width of the top opening of the T-slot 20. The fixed block 30 and the limit plate 300 are an integrally formed structure. A screw hole 301 is provided in the middle of the limit plate 300, and the screw hole 301 passes through the fixed block 30. A fastening bolt 31 is provided in the screw hole 301. The pulley 302 is rotatably connected to the fixed block 30 through a rotating shaft, and the pulley 302 slides in the groove at the bottom of the T-slot 20.

[0049] In the utility model, the setting of the limit plate 300 helps to limit the stable horizontal sliding fit of the fixed block 30 in the T-slot 20, prevents the fixed block 30 from tilting and affecting the sliding operation, the fastening bolt 31 is threadedly connected with the screw hole 301 and passes through the fixed block 30, the bottom of the fastening bolt 31 fits tightly with the bottom of the T-slot 20, and fixes the position of the fixed block 30 under the action of friction, realizing the subjective evaluation pointing to the locking fit, and the installation of the pulley 302 increases the stability of the overall flexible movement.

[0050] It is worth adding that the bottom of the pointer 32 is welded and fixed to the limit plate 300 , and the tip of the pointer 32 points to the top of the outer frame 5 .

[0051] In the present invention, the pointer 32 is closely matched with the limit plate 300 to increase the structural stability, and the pointer 32 passes through the top of the color block 4, pointing to the corresponding color and the picture in the outer frame 5 at the same time.

[0052] When using the olfactory function test and evaluation device of this embodiment, the user first connects the limit plate 300 with the pointer 32 with the fixed block 30, and the fixed block 30 is plugged and matched with the T-slot 20 on the slide bar 2 through the pulley 302, and the slide bar 2 is installed in the installation slot 10 on the evaluation ruler 1, and then the ten color blocks 4 are installed in green, yellow and red progressive arrangement from left to right, and the ten outer frames 5 with pictures are installed and matched with the positions corresponding to the color blocks 4;

[0053] When a subjective olfactory function test is required, the patient performs an olfactory test and manually moves the pointer assembly 3 to move the pointer 32 horizontally. The end of the pointer 32 points to the corresponding outer frame 5 with a picture. The picture is viewed through the transparent plate 50, and the pointer 32 passes through the corresponding color block 4. The patient selects the corresponding position that represents the degree of his or her olfactory disorder. The overall combination is easy to install, and the pointer 32 is easy to slide and adjust flexibly. When the position of the pointer 32 needs to be locked, the fastening bolt 31 is turned to fix the position of the fixing block 30 under the action of friction to reduce the impact of sliding on the evaluation coordination.

Claims

1. An olfactory function test and evaluation device, comprising an evaluation ruler (1) for intuitive olfactory test, wherein the front end of the evaluation ruler (1) is provided with a mounting groove (10), a slide bar (2) is arranged in the mounting groove (10), a T-shaped groove (20) is arranged on the top of the slide bar (2), and a pointer component (3) for flexibly sliding and pointing to the degree of olfactory impairment is arranged in the T-shaped groove (20), characterized in that: The upper surface of the evaluation ruler (1) is provided with a slot (12) near the front end, and a plurality of color blocks (4) for displaying different degrees are arranged in the slot (12). The upper surface of the evaluation ruler (1) is provided with an outer frame (5) corresponding to the color blocks (4). The pointer assembly (3) comprises a fixed block (30) and a pointer (32). The fixed block (30) is inserted into the T-slot (20), and pulleys (302) are arranged at both ends of the fixed block (30) and at positions corresponding to the bottom of the T-slot (20).

2. The olfactory function test and evaluation device according to claim 1, characterized in that: The lower surface of the evaluation ruler (1) is provided with rubber pads (13) near the four corners, and the tops of the rubber pads (13) are bonded and fixed to the bottom of the evaluation ruler (1). Both ends of the evaluation ruler (1) are provided with handrails (11), and the handrails (11) are fixedly connected to the evaluation ruler (1) by screws.

3. The olfactory function test and evaluation device according to claim 1, characterized in that: The width of the inner wall of the installation groove (10) matches the width of the outer wall of the slide bar (2), and the bottom of the slide bar (2) is bonded and fixed to the bottom of the installation groove (10).

4. The olfactory function test and evaluation device according to claim 1, characterized in that: The width of the inner wall of the card slot (12) is adapted to the total length of the plurality of color-coded blocks (4); there are ten color-coded blocks (4) in number, and they are arranged in a progressive pattern of green, yellow, and red from left to right.

5. The olfactory function test and evaluation device according to claim 1, characterized in that: The width of the outer wall of the outer frame (5) is adapted to the width of the outer wall of the color block (4). There are ten outer frames (5). A transparent plate (50) is provided on the upper surface of each of the outer frames (5). A slot (51) is provided at the rear end of each of the outer frames (5). A notch (52) communicating with the slot (51) is provided on the upper surface of each of the outer frames (5) near the rear end.

6. The olfactory function test and evaluation device according to claim 1, characterized in that: A limiting plate (300) is provided on the top of the fixing block (30), the diameter of the limiting plate (300) is larger than the width of the top opening of the T-shaped slot (20), the fixing block (30) and the limiting plate (300) are an integrally formed structure, a screw hole (301) is provided in the middle of the limiting plate (300), the screw hole (301) passes through the fixing block (30), a fastening bolt (31) is provided in the screw hole (301), the pulley (302) is rotatably connected to the fixing block (30) via a rotating shaft, and the pulley (302) is slidably matched in a groove at the bottom of the T-shaped slot (20).

7. The olfactory function test and evaluation device according to claim 1, characterized in that: The bottom of the pointer (32) is welded and fixed to the limiting plate (300), and the tip of the pointer (32) points to the top of the outer frame (5).

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