CN211187263U - Anti-falling type children hearing detection device - Google Patents
Anti-falling type children hearing detection device Download PDFInfo
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- CN211187263U CN211187263U CN201922061394.2U CN201922061394U CN211187263U CN 211187263 U CN211187263 U CN 211187263U CN 201922061394 U CN201922061394 U CN 201922061394U CN 211187263 U CN211187263 U CN 211187263U
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Abstract
The utility model provides a prevent falling type child hearing detection device, relates to medical instrument technical field, mount including the semicircle type, the both ends of mount semicircle are provided with two relative earmuffs, be equipped with the acoustic line on the earmuff, the acoustic line is connected with pure audiometer, the intermediate position of mount is provided with the sleeve one towards the semicircle centre of a circle, a sleeve female connection has the bolt, the bolt is connected with the spliced pole towards the one end rotation in the semicircle centre of a circle, the circumference equipartition has a plurality of connecting plates on the outer disc of spliced pole, the end of connecting plate articulates there is the clamping jaw, the shank orientation of clamping jaw the center pin circular arc of spliced pole is crooked, and the connecting plate with the outside fixed mounting of the articulated shaft department of clamping jaw has torsion spring. This novel set up top of the head portion on the ear muff and grab the piece, with ear muff and top of the head position fixation, make whole ear muff rock with the head in step, avoid the ear muff to drop.
Description
Technical Field
The utility model relates to the technical field of medical equipment, concretely relates to prevent falling type child hearing detection device.
Background
The hearing of children is usually detected by using a pure-tone audiometer which can generate pure tones with various frequencies, when the hearing of children is detected, ear shields are buckled on ears of the children, the audiometer transmits the pure tones with different frequencies into the ears through the ear shields, the head circumference of the children is small in the detection process, the head size difference of the children at different ages is large, and the children are lively and movable, so that the ear shields are easy to drop or misplace in the detection process, external noise influences the test, in order to ensure the test accuracy, nurses need to hold and fasten the ear shields after wearing the ear shields, and the labor capacity of the nurses is very large due to long test time; in addition, pure tone audiometer is high sensitivity equipment, and the earmuff drops and injures pure tone audiometer organism easily, and cost of maintenance is high.
Disclosure of Invention
In order to solve the problems of the prior art, the utility model provides a prevent falling type child hearing detection device sets up the top of the head portion gripping member on the ear muff, with ear muff and top of the head portion rigidity, makes whole ear muff rock with the head in step, avoids the ear muff to drop.
The purpose of the utility model can be realized by the following technical proposal: the utility model provides a prevent falling type child hearing detection device, includes the mount of semicircle type, the both ends of mount semicircle are provided with two relative earmuffs, be equipped with the acoustic line on the earmuff, the acoustic line is connected with pure audiometer, the intermediate position of mount is provided with the sleeve one towards the semicircle centre of a circle, a sleeve female connection has the bolt, the bolt is connected with the spliced pole towards the one end rotation in the semicircle centre of a circle, the circumference equipartition has a plurality of connecting plates on the outer disc of spliced pole, the end of connecting plate articulates there is the clamping jaw, the shank orientation of clamping jaw the center pin circular arc of spliced pole is crooked, and the connecting plate with the outside fixed mounting of the articulated shaft department of clamping jaw has torsion spring.
Preferably, the clamping jaws number is 4, corresponds front end, rear end, left end and the right-hand member of children's head respectively to the clamping jaw length of head front end is less than other three clamping jaws.
Preferably, the ear muffs are respectively connected with two ends of the fixing frame through clamping components.
Preferably, the clamping assembly comprises a second sleeve, the second sleeve is transversely and fixedly connected to the end portion of the fixing frame, an adjusting rod is sleeved in the second sleeve in a sliding mode, the earmuffs are fixedly connected to the end portion of the adjusting rod, an adjusting wheel is rotatably connected to the wall of the second sleeve, and the adjusting rod is connected with the adjusting wheel in an extrusion type meshing transmission mode.
Preferably, the surface of the adjusting rod is provided with a row of sawtooth-shaped gnawing teeth I along the direction of a central shaft, a circle of gnawing teeth II with the same profile as the gnawing teeth I are uniformly distributed on the excircle surface of the adjusting wheel, and the gnawing teeth I and the gnawing teeth II are meshed and connected with each other.
Preferably, a knob is fixedly arranged at one end of the bolt far away from the center of the semicircular arc. The height of the clamping jaw relative to the fixing frame can be conveniently adjusted by medical staff.
Preferably, the contour edge of the earmuff is provided with a ring of soundproof cotton pad.
The utility model discloses an application principle:
1. when the detection device is not used, the 4 clamping jaws are in a natural cohesion state under the action of the torsion spring;
2. when the hearing of a child is detected, the clamping jaw is broken off and clamped on the head of the child, the shorter clamping jaw is punched towards the front end of the head of the child, then the earmuff is rotated to be close to the two ears around the bolt, the fixing frame is held by hands, the knob is rotated, and the bolt is in threaded connection with the first sleeve, so that after the clamping jaw is clamped on the head of the child, the first sleeve drives the fixing frame to move up and down through the rotation of the bolt until the ears of the child correspond to the centers of the earmuffs, the transverse positions of the earmuffs and the ears are determined;
3. the adjusting wheel is meshed with the adjusting rod, the adjusting rod can be driven to move left and right by rotating the adjusting wheel, so that the transverse position of the ear cover away from the ear is adjusted, the ear cover is adjusted to be tightly buckled on the ear, and the adjusting wheel stops rotating;
4. and (3) opening the pure-tone audiometer, transmitting pure tones with different frequencies to the ears of the children through the sound transmission line, and detecting.
The utility model discloses the combined effect who brings includes:
1. the embodiment of the utility model has the advantages of simple and reasonable structure, high durability and convenient use, set up the bolt of adjusting usefulness on the mount, the lower extreme of bolt is connected with the clamping jaw, the clamping jaw makes it have the power of hugging closely after opening through setting up torsion spring, consequently, clamp the clamping jaw behind children's head, 4 clamping jaws can tightly staple bolt in children's head, ensure that the mount can not landing or incline, thereby ensure that the ear muff at mount both ends can not follow landing or slope on the ear, can tightly detain the ear muff on the ear through adjusting clamping components in addition, further ensure that the mount can not landing or incline, thereby further ensure that the ear muff at mount both ends can not follow landing or slope on the ear.
2. The high position of the relative clamping jaw of mount can be adjusted to rotatory bolt to can adjust the vertical high position of the relative ear muff of clamping jaw, in addition, the ear muff passes through clamping component and connects the tip at the mount, clamping component's regulating wheel and the meshing position difference of adjusting the pole can adjust the distance between two ear muffs, to sum up, the bolt can be ensured that the ear muff is applicable to the children of head size difference with the double-phase cooperation use of the adjustable connection of a sleeve screw thread and clamping component, make children more comfortable when wearing the detection.
Drawings
Fig. 1 is a schematic structural diagram of an anti-falling type hearing test device for children according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a position a of the anti-falling type pediatric hearing test device according to the embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a position B of the anti-falling type hearing test device for children of the embodiment of the present invention.
Fig. 4 is a schematic structural diagram of the embodiment of the present invention after wearing the anti-falling type hearing test device for children.
Wherein like parts are designated by like reference numerals throughout the several views; the figures are not drawn to scale.
Detailed Description
The invention is further described with reference to the following figures and examples.
Examples
The utility model provides an prevent falling type child hearing detection device, includes the mount 1 of semicircle type, the both ends of 1 semicircle of mount are provided with two relative earmuffs 2, be equipped with acoustic conductor 3 on the earmuff 2, acoustic conductor 3 is connected with pure audiometer, the intermediate position of mount 1 is provided with a sleeve 4 towards the semicircle centre of a circle, 4 female connection in sleeve have bolt 5, bolt 5 rotates towards the one end in the semicircle centre of a circle and is connected with spliced pole 6, the circumference equipartition has a plurality of connecting plates 7 on the outer disc of spliced pole 6, the end-to-end of connecting plate 7 articulates there is clamping jaw 8, the shank orientation of clamping jaw 8 the center pin circular arc of spliced pole 6 is crooked, and connecting plate 7 with the outside fixed mounting of the articulated shaft department of clamping jaw 8 has torsion spring 10. The clamping jaw 8 is 4 in quantity, corresponds front end, rear end, left end and the right-hand member of children's head respectively to the clamping jaw 8 length of head front end is less than other three clamping jaw 8.
The ear muffs 2 are respectively connected with the two ends of the fixed frame 1 through clamping components 9. The clamping assembly 9 comprises a second sleeve 91, the second sleeve 91 is transversely and fixedly connected to the end portion of the fixing frame 1, an adjusting rod 92 is slidably sleeved in the second sleeve 91, the ear muffs 2 are fixedly connected to the end portion of the adjusting rod 92, an adjusting wheel 93 is rotatably connected to the wall of the second sleeve 91, and the adjusting rod 92 and the adjusting wheel 93 are connected in an extrusion type meshing transmission mode. The surface of the adjusting rod 92 is provided with a row of sawtooth-shaped gnawing teeth I94 along the direction of a central shaft, a circle of gnawing teeth II 95 with the same profile as the teeth I94 are uniformly distributed on the excircle surface of the adjusting wheel 93, and the teeth I94 and the teeth II 95 are meshed with each other.
And a knob 51 is fixedly arranged at one end of the bolt 5 far away from the center of the semi-circular arc. The height of the clamping jaw 8 relative to the fixing frame 1 can be conveniently adjusted by medical staff. The edge of the outline of the ear muff 2 is provided with a ring of soundproof cotton pad 21. The interference of external jumping on detection can be isolated.
The utility model discloses use principle:
1. when the detection device is not used, the 4 clamping jaws 8 are in a natural cohesion state under the action of the torsion spring 10;
2. when the hearing of a child is detected, the clamping jaw 8 is broken off and clamped on the head of the child, the shorter clamping jaw 8 is punched towards the front end of the head of the child, then the earmuff 2 is rotated to be close to the two ears around the bolt 5, the fixing frame 1 is held by hands, the knob 51 is rotated, and the bolt 5 is in threaded connection with the sleeve 4, so that after the clamping jaw 8 is clamped on the head of the child, the sleeve 4 can drive the fixing frame 1 to move up and down by the rotation of the bolt 5 until the ears of the child correspond to the centers of the earmuffs 2, the transverse positions of the earmuffs 2 and the ears are determined, and;
3. the adjusting wheel 93 is meshed with the adjusting rod 92, the adjusting rod 92 can be driven to move left and right by rotating the adjusting wheel 93, so that the transverse position of the ear muffs 2 away from the ears is adjusted, the ear muffs 2 are adjusted to be tightly buckled on the ears, and the adjusting wheel 93 stops rotating;
5. the pure-tone audiometer is opened, pure tones with different frequencies are transmitted to the ears of the children through the sound transmission line 3, and detection is carried out.
The embodiment of the utility model provides a comprehensive effect brought includes:
1. the embodiment of the utility model has the advantages of simple and reasonable structure, high durability and convenient use, set up bolt 5 of adjusting usefulness on mount 1, the lower extreme of bolt 5 is connected with clamping jaw 8, clamping jaw 8 makes it have the power of hugging closely after opening through setting up torsion spring 10, consequently, clamp jaw 8 card is behind children's head, 4 clamping jaw 8 can tightly staple bolt at children's head, ensure that mount 1 can not landing or incline, thereby ensure that the ear muff 2 at 1 both ends of mount can not follow landing or slope on the ear, in addition can tightly detain ear muff 2 on the ear through adjusting clamping unit 9, further ensure that mount 1 can not landing or incline, thereby further ensure that ear muff 2 at 1 both ends of mount can not follow landing or slope on the ear.
2. Rotatory bolt 5 can adjust the height position of the relative clamping jaw 8 of mount 1, thereby can adjust the vertical height position of the relative ear muff 2 of clamping jaw 8, in addition, ear muff 2 passes through clamping component 9 and connects the tip at mount 1, clamping component 9's regulating wheel 93 can adjust the distance between two ear muffs 2 with the meshing position difference of adjusting pole 92, to sum up, bolt 5 can ensure that ear muff 2 is applicable to the children of head variation in size with the two-phase cooperation use of the adjustable connection of a 4 screw threads of sleeve and clamping component 9, make children more comfortable when wearing the detection.
The structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention does not have the substantial significance in the technology, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy which can be produced by the present invention and the purpose which can be achieved by the present invention. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
The present invention has been described above with reference to the preferred embodiments, but the scope of protection of the present invention is not limited thereto, and all technical solutions falling within the scope of the claims are within the scope of protection of the present invention. Various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict.
Claims (7)
1. The utility model provides a prevent falling type child hearing detection device, a serial communication port, mount including the semicircle type, the both ends of mount semicircle are provided with two relative earmuffs, be equipped with the acoustic line on the earmuff, the acoustic line is connected with pure audiometer, the intermediate position of mount is provided with the sleeve one towards the semicircle centre of a circle, a sleeve female connection has the bolt, the bolt is rotated towards the one end in the semicircle centre of a circle and is connected with the spliced pole, the circumference equipartition has a plurality of connecting plates on the outer disc of spliced pole, the end of connecting plate articulates there is the clamping jaw, the claw body orientation of clamping jaw the center pin circular arc of spliced pole is crooked, and the connecting plate with the outside fixed mounting of the articulated shaft department of clamping jaw has torsion spring.
2. The fall-resistant pediatric hearing test device according to claim 1, wherein the number of the jaws is 4, the jaws respectively correspond to the front end, the rear end, the left end and the right end of the head of the child, and the length of the jaw at the front end of the head is smaller than the other three jaws.
3. The fall-resistant pediatric hearing test device of claim 1, wherein the ear cups are connected to the two ends of the fixed frame by clamping assemblies, respectively.
4. The fall-resistant pediatric hearing detection device according to claim 3, wherein the clamping assembly comprises a second sleeve, the second sleeve is transversely and fixedly connected to an end of the fixing frame, an adjusting rod is slidably sleeved in the second sleeve, the ear muffs are fixedly connected to an end of the adjusting rod, an adjusting wheel is rotatably connected to a cylinder wall of the second sleeve, and the adjusting rod and the adjusting wheel are in extrusion type meshing transmission connection.
5. The anti-falling type pediatric hearing detection device according to claim 4, wherein a row of sawtooth-shaped gnawing teeth I are arranged on the surface of the adjusting rod along the direction of the central shaft, a circle of gnawing teeth II with the same profile as the gnawing teeth I are uniformly distributed on the outer circular surface of the adjusting wheel, and the gnawing teeth I and the gnawing teeth II are meshed and connected with each other.
6. The fall-resistant hearing test device for children as claimed in claim 2 or 5, wherein a knob is fixedly arranged at one end of the bolt away from the center of the semi-arc.
7. The fall-resistant pediatric hearing test device of claim 6, wherein the perimeter edges of the ear cups are provided with a ring of acoustic cotton padding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922061394.2U CN211187263U (en) | 2019-11-26 | 2019-11-26 | Anti-falling type children hearing detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922061394.2U CN211187263U (en) | 2019-11-26 | 2019-11-26 | Anti-falling type children hearing detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211187263U true CN211187263U (en) | 2020-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922061394.2U Expired - Fee Related CN211187263U (en) | 2019-11-26 | 2019-11-26 | Anti-falling type children hearing detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211187263U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114710723A (en) * | 2022-03-25 | 2022-07-05 | 宿迁学院 | Listening training device that english interpretation teaching was used |
-
2019
- 2019-11-26 CN CN201922061394.2U patent/CN211187263U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114710723A (en) * | 2022-03-25 | 2022-07-05 | 宿迁学院 | Listening training device that english interpretation teaching was used |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200807 Termination date: 20211126 |