CN112206485A - Adjustable nose clip and manufacturing method thereof - Google Patents
Adjustable nose clip and manufacturing method thereof Download PDFInfo
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- CN112206485A CN112206485A CN202011138871.1A CN202011138871A CN112206485A CN 112206485 A CN112206485 A CN 112206485A CN 202011138871 A CN202011138871 A CN 202011138871A CN 112206485 A CN112206485 A CN 112206485A
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B33/00—Swimming equipment attachable to the head, e.g. swim caps or goggles
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
The invention relates to a manufacturing method of an adjustable nose clip, and belongs to the technical field of swimming equipment. The manufacturing method of the adjustable nose clip has the principle that the static balance is realized under the interaction of the clamping piece, the adjusting rod and the nose of a user, before the related parts are manufactured, the relevant stress analysis is firstly carried out on the clamping piece, the corresponding stress balance equation is established, then the manufacturing material is selected after the relevant parameters are designed in advance, the shape of the corresponding parts is determined according to the practical application, and finally the related parts are manufactured according to the determined shape and the corresponding parameters; because the manufacturing method completes related theoretical verification in advance, the finished product is only needed to be inspected subsequently, adjustment among related parts is not needed, and the consumption of production materials is greatly reduced. In addition, the invention also provides two adjustable nose clips manufactured according to the method, and the manufactured nose clips can adjust the clamping force and expand the application range.
Description
Technical Field
The invention relates to an adjustable nose clip and a manufacturing method thereof, belonging to the technical field of swimming equipment.
Background
When swimming, a swimmer can easily splash water into the nasal cavity to cause water choking. To solve this problem, swimmers wear nose clips for clipping the nose to prevent water from entering the nasal cavity. In the nose clip with the existing structure, the elastic pieces are arranged in the two clamping pieces, and the nose clip is clamped and fixed on the nose by the return elasticity of the elastic pieces; because the elasticity is set when leaving the factory, the requirement of different people on the comfort level of the clamping force cannot be met by the same product. Most of the existing common nose clip manufacturing methods are to design the shape and test and select a proper elastic part after manufacturing corresponding parts, and the manufacturing method can consume a large amount of production materials.
Disclosure of Invention
The invention aims to provide a manufacturing method of an adjustable nose clip with low production material consumption and a nose clip capable of adjusting clamping force manufactured by the manufacturing method.
In order to achieve the purpose, the invention provides the following technical scheme:
the manufacturing method of the adjustable nose clip comprises an adjusting rod and two clamping pieces which are oppositely arranged on the adjusting rod; at least one clamping piece can move along the length direction of the adjusting rod and can rotate by taking the width direction of the adjusting rod as an axis; the clamping piece which can move along the moving groove and can rotate in the moving groove comprises a connecting rod, a mounting part arranged at the upper end of the connecting rod and a clamping part arranged at the lower end of the connecting rod; the adjusting rod is provided with a first clamping groove for clamping the mounting part or the mounting part is provided with a second clamping groove for clamping the adjusting rod; the method specifically comprises the following steps:
the following equation is established for the steady state of the user's nose when clamped by the two jaws:
the lowest point A in the contact point of the adjusting rod and the clamping piece which can move along the length direction of the adjusting rod and can rotate by taking the width direction of the adjusting rod as an axis is taken as a rotation center of the clamping piece to establish a moment balance equation (1): f0l1＝F2lcosα；
And (2) establishing a moment balance equation (2) by taking the highest point B in the contact point of the adjusting rod and the clamping piece which can move along the length direction of the adjusting rod and can rotate by taking the width direction of the adjusting rod as an axis as the rotation center of the clamping piece: f0l2＝F1lcosα；
A horizontal force balance equation (3) of the clamping piece which can move along the length direction of the adjusting rod and can rotate by taking the width direction of the adjusting rod as an axis: f0cosα＝F1μ1+F2μ2；
Wherein, F0The pressure perpendicular to the center of the clamping part is generated by the single-side nose wing to the clamping part, l is the distance between A and B, l1Is the distance A from a line perpendicular to the center of the nip,/2Is the distance from B to a line perpendicular to the centre of the nip, F1For the vertical pressure of the adjusting rod at A on the clamping piece which can move along the length direction of the adjusting rod and can rotate by taking the width direction of the adjusting rod as an axis, F2The pressure in the vertical direction generated by the clamping piece which can move along the length direction of the adjusting rod and can rotate by taking the width direction of the adjusting rod as an axis is generated at the position B of the adjusting rod, alpha is the maximum angle which can rotate towards the outer side when the clamping piece which can move along the length direction of the adjusting rod and can rotate by taking the width direction of the adjusting rod as an axis is in a vertical state, and mu is the maximum angle which can rotate towards the outer side when the clamping piece can1To adjust the coefficient of friction of the surface facing A, μ2The coefficient of friction of the surface of the adjusting rod facing B;
presetting F0、l、l1And l2；
Presetting alpha:
when the adjusting rod is provided with a first clamping groove for clamping the mounting part, according to the formula (4), alpha is f (l, a)1，h1) To set alpha; wherein, a1Height of the mounting portion, h1The height of the first clamping groove;
when the mounting part is provided with a second clamping groove for clamping the adjusting rod, according to the formula (5), alpha is f (l, a)2，h2) To set alpha; wherein, a2For adjusting the height of the bar, h2The height of the second clamping groove is set;
f is to be0、l、l1Substituting alpha into the moment balance equation (1) to obtain F1；
F is to be0、l、l2Substituting alpha into the moment balance equation (2) to obtain F2；
Selecting the material of the adjusting rod to ensure that F0、α、F1And F2After the equation (3) is substituted into the horizontal stress balance equation, the left side of the equation is less than or equal to the right side of the equation;
designing the specific shapes of the adjusting rod and the two clamping pieces according to the parameters;
and (3) manufacturing the adjusting rod and the two clamping pieces according to the specific shapes of the designed adjusting rod and the two clamping pieces, and finally assembling the adjusting rod and the two clamping pieces together to finish the manufacturing of the adjustable nose clip.
The manufacturing method of the adjustable nose clip has the principle that the clip, the adjusting rod and the nose of a user are in static balance under the interaction, before related parts are manufactured, related stress analysis is carried out on the clip, a corresponding stress balance equation is established, and then related parameters (F) are designed in advance0、l、l1、l2And alpha), selecting a manufacturing material, determining the shape of the corresponding component according to practical application, and finally producing and manufacturing the related component according to the determined shape and corresponding parameters to complete assembly; because the manufacturing method completes the relevant theoretical verification before manufacturing the relevant parts, the finished product is only needed to be inspected subsequently, and the adjustment among the relevant parts is not needed, thereby greatly reducing the consumption of production materials.
The invention also provides a manufacturing method of the adjustable nose clip, wherein the adjustable nose clip comprises an adjusting rod and two clamping pieces which are oppositely arranged on the adjusting rod; at least one clamping piece can move along the length direction of the adjusting rod and can rotate by taking the width direction of the adjusting rod as an axis; the clamping piece which can move along the moving groove and can rotate in the moving groove comprises a connecting rod, a mounting part arranged at the upper end of the connecting rod and a clamping part arranged at the lower end of the connecting rod; the adjusting rod is provided with a first clamping groove for clamping the mounting part or the mounting part is provided with a second clamping groove for clamping the adjusting rod; the method specifically comprises the following steps:
the following equation is established for the steady state of the user's nose when clamped by the two jaws:
the lowest point A in the contact point of the adjusting rod and the clamping piece which can move along the length direction of the adjusting rod and can rotate by taking the width direction of the adjusting rod as an axis is taken as a rotation center of the clamping piece to establish a moment balance equation (1): f0l1＝F2lcosα；
And (2) establishing a moment balance equation (2) by taking the highest point B in the contact point of the adjusting rod and the clamping piece which can move along the length direction of the adjusting rod and can rotate by taking the width direction of the adjusting rod as an axis as the rotation center of the clamping piece: f0l2＝F1lcosα；
A horizontal force balance equation (3) of the clamping piece which can move along the length direction of the adjusting rod and can rotate by taking the width direction of the adjusting rod as an axis: f0cosα＝F1μ1+F2μ2；
Wherein, F0The pressure perpendicular to the center of the clamping part is generated by the single-side nose wing to the clamping part, l is the distance between A and B, l1Is the distance A from a line perpendicular to the center of the nip,/2Is the distance from B to a line perpendicular to the centre of the nip, F1For the vertical pressure of the adjusting rod at A on the clamping piece which can move along the length direction of the adjusting rod and can rotate by taking the width direction of the adjusting rod as an axis, F2The pressure in the vertical direction generated by the clamping piece which can move along the length direction of the adjusting rod and can rotate by taking the width direction of the adjusting rod as an axis is generated at the position B of the adjusting rod, alpha is the maximum angle which can rotate towards the outer side when the clamping piece which can move along the length direction of the adjusting rod and can rotate by taking the width direction of the adjusting rod as an axis is in a vertical state, and mu is the maximum angle which can rotate towards the outer side when the clamping piece can1To adjust the coefficient of friction of the surface facing A, μ2The coefficient of friction of the surface of the adjusting rod facing B;
presetting F0、l、l1And l2、；
Preselecting material of the adjusting rod to determine mu1And mu2；
F is to be0、l、l1、l2、μ1And mu2Substituting the above equations (1), (2) and (3) to obtain F1、F2And alpha;
when the adjusting rod is provided with a first clamping groove for clamping the mounting part, according to the formula (4), alpha is f (l, a)1，h1) To set the height a of the mounting part1And the height h of the first engaging groove1；
When the mounting part is provided with a second clamping groove for clamping the adjusting rod, according to the formula (5), alpha is f (l, a)2，h2) To set the height a of the adjusting rod2And the height h of the second engaging groove2；
Designing the specific shapes of the adjusting rod and the two clamping pieces according to the parameters;
and (3) manufacturing the adjusting rod and the two clamping pieces according to the specific shapes of the designed adjusting rod and the two clamping pieces, and finally assembling the adjusting rod and the two clamping pieces together to finish the manufacturing of the adjustable nose clip.
The manufacturing method of the adjustable nose clip has the same principle as the manufacturing method of the adjustable nose clip, and is different in that in the manufacturing method, before manufacturing related components, related stress analysis is firstly carried out on a clip, a corresponding stress balance equation is established, and then related parameters (F) are designed in advance0、l、l1And l2) Selecting a manufacturing material in advance, calculating alpha according to an acceptance balance equation, determining the shape of the corresponding component according to practical application, and finally producing and manufacturing the related component according to the determined shape and the corresponding parameters; the manufacturing method can also achieve the same technical effects as the manufacturing method of the adjustable nose clip.
Specifically, in the manufacturing method of the two adjustable nose clips, the alpha is more than 0 degrees and less than 90 degrees.
Specifically, the first clamping groove is a through groove penetrating through the front surface and the rear surface of the adjusting rod; or; the first clamping groove is formed in the front wall of the adjusting rod; or; the first clamping groove is formed in the rear wall of the adjusting rod; or; the first clamping groove consists of a front moving clamping groove arranged on the front wall of the adjusting rod and a rear moving clamping groove arranged on the rear wall of the adjusting rod; the front movable clamping groove and the rear movable clamping groove are arranged in parallel; the mounting part comprises a moving block which is arranged across the first clamping groove; the distance from the topmost end to the bottommost end of the moving block in the height direction of the first clamping groove changes along with the rotation of the moving block, the minimum distance is smaller than the height of the moving clamping groove, and the maximum distance is larger than or equal to the height of the moving clamping groove;
at the moment, the lowest point A is the lowest point of a contact point of the moving block and the first clamping groove, the highest point B is the highest point of the contact point of the moving block and the first clamping groove, and F is1For the pressure of the wall of the first clamping groove in the vertical direction, F, on the moving block at A2For the wall of the first clamping groove to move in pairs at BPressure in vertical direction, mu, generated by the block1Is the coefficient of friction, mu, of the wall of the first engaging groove in contact with A2The friction coefficient of the first clamping groove and the groove wall contacted with the B is shown.
Specifically, the adjusting rod is provided with a moving groove penetrating through the upper surface and the lower surface of the adjusting rod; the side wall of the second clamping groove penetrates through the moving groove and can move in the moving groove; the distance from the topmost end to the bottommost end of the second clamping groove is greater than the distance from the topmost end to the bottommost end of the second clamping groove when the side wall of the second clamping groove is obliquely positioned in the moving groove when the side wall of the second clamping groove is vertically positioned in the moving groove;
at the moment, the lowest point A is the lowest point of the contact point of the bottom of the adjusting rod and the second clamping groove, the highest point B is the highest point of the contact point of the top of the adjusting rod and the second clamping groove, and F1For the vertical pressure of the bottom of the regulating rod on the bottom of the second clamping groove at A, F2For the pressure in the vertical direction, mu, produced by the top of the regulating rod at B against the top of the second clamping groove1The coefficient of friction, μ, of the surface of the bottom of the bar in contact with A2For adjusting the coefficient of friction of the surface of the top of the rod in contact with B
The invention also provides an adjustable nose clip, which comprises an adjusting rod and two clamping pieces oppositely arranged on the adjusting rod; the adjusting rod is provided with a first clamping groove; at least one clamping piece can move along the first clamping groove and can rotate in the moving groove; the clamping piece which can move along the first clamping groove and can rotate in the first clamping groove comprises a connecting rod, an installation part arranged at the upper end of the connecting rod and a clamping part arranged at the lower end of the connecting rod; the mounting part comprises a moving block which is arranged across the first clamping groove; the distance from the topmost end to the bottommost end of the moving block in the height direction of the first clamping groove changes along with the rotation of the moving block, the minimum distance is smaller than the height of the first clamping groove, and the maximum distance is larger than or equal to the height of the first clamping groove.
When the distance from the topmost end to the bottommost end of the moving block in the height direction of the first clamping groove is less than the height of the first clamping groove, a user can adjust the position of the clamping piece along the length direction of the first clamping groove, so that the pressure generated on two sides of the nasal cavity when the adjusting rod is matched with another clamping piece is adjusted; and because the human nasal cavity contracts inwards after being pressed by the clamping piece, outward restoring force is generated, and outward thrust is generated on the clamping piece, under the action of the thrust, the moving block is driven to rotate in the first clamping groove, so that the moving block inclines, namely, the uppermost end and the lower end of the moving block are respectively abutted against the upper top wall and the lower top wall of the first clamping groove, under the interference condition, the moving block cannot move in the first clamping groove, the position fixing of the clamping piece which can move along the first clamping groove and can rotate in the moving groove is realized, and the clamping and sealing of the clamping piece on the nasal cavity are certainly completed.
Specifically, the first clamping groove is a through groove penetrating through the front wall and the rear wall of the adjusting rod; or; the first clamping groove is formed in the front wall of the adjusting rod; or; the first clamping groove is formed in the rear wall of the adjusting rod; or; the first clamping groove consists of a front moving clamping groove arranged on the front wall of the adjusting rod and a rear moving clamping groove arranged on the rear wall of the adjusting rod; the front movable clamping groove and the rear movable clamping groove are arranged in parallel.
Specifically, the moving block is a prism; or; the moving block comprises a forward moving part which moves in the forward moving clamping groove and a backward moving part which is connected with the forward moving part and moves in the backward moving clamping groove.
Specifically, in order to facilitate the mutual clamping and fixing of the moving block and the first clamping groove, the upper top wall and/or the lower top wall of the first clamping groove are/is provided with a first clamping groove.
Specifically, in order to realize the adjustability of the two clamping pieces, the two clamping pieces can both move along the first clamping groove and can rotate in the moving groove.
Specifically, in order to facilitate assembly with the clip, the adjustment lever includes a left portion and a right portion fixedly connected to the left portion.
Specifically, in order to improve comfort, the respective insides of the two clamping pieces are provided with nose pads.
Specifically, in order to avoid the two clamping pieces from being too close to each other, the adjusting device further comprises an isolating part which is arranged on the adjusting rod and located between the two clamping pieces.
Specifically, in order to avoid the moving block from being separated from the first clamping groove, the mounting portion further comprises a limiting portion connected with the moving block.
Specifically, in order to adjust the clamping direction of the clamping portion, the clamping portion rotates and is arranged at the lower end of the connecting rod.
The invention also provides an adjustable nose clip, which comprises an adjusting rod and two clamping pieces oppositely arranged on the adjusting rod; the adjusting rod is provided with a moving groove penetrating through the upper surface and the lower surface of the adjusting rod; at least one clamping piece can move along the moving groove and can rotate in the moving groove; the clamping piece which can move along the moving groove and can rotate in the moving groove comprises a connecting rod, a mounting part arranged at the upper end of the connecting rod and a clamping part arranged at the lower end of the connecting rod; the mounting part is provided with a second clamping groove for clamping and fixing the groove wall of the moving groove; the side wall of the second clamping groove penetrates through the moving groove and can move in the moving groove; the distance from the topmost end to the bottommost end of the groove wall of the moving groove in the height direction of the second clamping groove changes along with the rotation of the clamping piece movably arranged in the moving groove, the minimum distance is smaller than the height of the second clamping groove, and the maximum distance is larger than or equal to the height of the second clamping groove.
When the distance from the topmost end to the bottommost end of the groove wall of the moving groove in the height direction of the second clamping groove is less than the height of the second clamping groove, a user can adjust the position of the clamping piece along the length direction of the moving groove, so that the pressure generated on two sides of the nasal cavity when the clamping piece is matched with another clamping piece is adjusted; because human nasal cavity contracts after receiving the pressure of clamping piece again to produce outside restoring force, just also produce the thrust that outwards just to this clamping piece, under the effect of this thrust, this clamping piece is driven at the shifting chute internal rotation, thereby it takes place the slope to drive the lateral wall of second card solid groove, just also make the top and the bottom end of second card solid groove respectively contradict in the up end and the lower terminal surface of the cell wall of shifting chute, under the interference condition, this clamping piece can't remove in the shifting chute, thereby realized the rigidity to this clamping piece, certainly also accomplished the clamping piece and sealed the centre gripping of nasal cavity.
Specifically, the vertical section of the second clamping groove is rectangular or chamfered rectangular.
Specifically, in order to facilitate the clamping with the top and/or bottom of the slot wall of the moving slot, the upper top wall and/or the lower bottom wall of the second clamping slot is provided with a second clamping slot.
Specifically, in order to facilitate the locking with the upper top wall and/or the lower bottom wall of the second locking groove, the top of the groove wall and/or the bottom of the groove wall of the moving groove are/is provided with a third locking groove.
Specifically, in order to enable the adjustability of the two clamping pieces, the two clamping pieces can both move along the moving groove and can rotate in the moving groove.
Specifically, in order to facilitate assembly with the clip, the adjustment lever includes a left portion and a right portion fixedly connected to the left portion.
Specifically, in order to improve comfort, the respective insides of the two clamping pieces are provided with nose pads.
Specifically, in order to avoid the two clamping pieces from being too close to each other, the adjusting device further comprises an isolating part which is arranged on the adjusting rod and located between the two clamping pieces.
Specifically, in order to facilitate assembly with the adjustment lever, the mounting portion includes an upper portion and a lower portion fixedly connected to the upper portion.
Specifically, in order to adjust the clamping direction of the clamping portion, the clamping portion rotates and is arranged at the lower end of the connecting rod.
Drawings
Fig. 1 is a schematic structural view of an adjustable nose clip according to embodiment 5 of the present invention;
fig. 2 is a schematic structural view of an adjustable nose clip according to embodiment 6 of the present invention;
fig. 3 is a schematic view illustrating a force analysis of the adjustable nose clip according to embodiment 5 or 6 when the right clip is stabilized;
fig. 4 is a schematic structural view of an adjustable nose clip according to embodiment 7 of the present invention;
FIG. 5 is an exploded view of an adjustable nose clip according to embodiment 7 of the present invention;
fig. 6 is a schematic view illustrating a force analysis of the adjustable nose clip according to embodiment 7 or 8 when the right clip is fixed.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Example 1
Referring to fig. 1 and 2, the adjustable nose clip comprises an adjusting rod 10a and two clamping pieces 20a oppositely arranged on the adjusting rod 10 a; at least one clip 20a can move along the length direction of the adjustment rod 10a and can rotate around the width direction of the adjustment rod 10a (in this embodiment, the right clip 20a can move along the length direction of the adjustment rod 10a and can rotate around the width direction of the adjustment rod 10a, and the left clip 20a can be arranged symmetrically with the right clip as shown in fig. 2, or can be directly fixed on the adjustment rod 10a as shown in fig. 1); the clamping piece 20a comprises a connecting rod 21a, a mounting part 22a arranged at the upper end of the connecting rod 21a and a clamping part 23a arranged at the lower end of the connecting rod 21 a; the adjusting rod 10a is provided with a first clamping groove 11a for clamping a mounting part 22a (in the embodiment, the first clamping groove 11a is a through groove penetrating through the front surface and the rear surface of the adjusting rod 10 a; the mounting part 22a comprises a moving block 24a arranged across the first clamping groove 11 a; the distance from the topmost end to the bottommost end of the moving block 24a in the height direction of the first clamping groove 11a changes along with the rotation of the moving block 24a, the minimum distance is less than the height of the first clamping groove 11a, and the maximum distance is greater than or equal to the height of the first clamping groove 11 a); the method specifically comprises the following steps:
as shown in fig. 3 (the right clamping piece 20a can move in the first clamping groove 11aThe state of time is as S1The right clamping piece 20a is fastened to the adjusting rod 10a in the same state as S2) The following equation is established in a stable state when the nose of the user is clamped by the two jaws 20 a:
a moment balance equation (1) is established with the lowest point a of the contact point of the adjustment lever 10a and the clamping portion 23a of the right jaw 20a as the rotation center of the jaw 20 a: f0l1＝F2lcosα；
A moment balance equation (2) is established with the highest point B of the contact point of the adjustment lever 10a and the clamping portion 23a of the right clip 20a as the rotation center of the clip 20 a: f0l2＝F1lcosα；
Horizontal force balance equation (3) for the right clip 20 a: f0cosα＝F1μ1+F2μ2；
Wherein, F0The pressure generated by the single-side nose wing to the clamping part 23a is vertical to the center of the clamping part 23a, l is the distance between A and B, and l is1Is the distance A from a line perpendicular to the center of the holding portion 23a,/2Is the distance from B to a line perpendicular to the center of the holding portion 23a, F1In order to adjust the pressure of the lever 10a in the vertical direction, F, generated at A on the right jaw 20a2In order to adjust the vertical pressure of the lever 10a on the right jaw 20a at B, α is the maximum angle at which the right jaw 20a can be rotated outward from the vertical state, μ1To adjust the coefficient of friction, μ, of the surface of the rod 10a facing A2Is the coefficient of friction of the surface of the adjustment lever 20a facing B;
presetting F0、l、l1And l2；F0The setting of the artificial muscle is determined according to specific population, the force which can be endured by general adults is larger, and the force which can be endured by children or old people is smaller; in the same age group, men can tolerate larger force, women can tolerate smaller force; l, l1And l2The setting of (a) determines the size of the clip 20 a;
α ═ f (l, a) according to equation (4)1，h1) Presetting alpha (alpha is preferably 5-30 degrees); wherein, a1Is the height of the mounting portion 22a，h1The height of the first locking groove 11 a;
f is to be0、l、l1Substituting alpha into the moment balance equation (1) to obtain F1；
F is to be0、l、l2Substituting alpha into the moment balance equation (2) to obtain F2；
The material of the adjustment lever 10a is selected to ensure that F is adjusted0、α、F1And F2After the equation (3) is substituted into the horizontal stress balance equation, the left side of the equation is less than or equal to the right side of the equation;
the specific shapes of the adjusting rod 10a and the two clamping pieces 20a are designed according to the parameters (the shapes can be various, and only the specific parameter design needs to be ensured, for example, the adjusting rod 10a can be rectangular or cylindrical, and the connecting rod 21a in the clamping piece 20a can be strip-shaped or arc-shaped);
and manufacturing the adjusting rod and the two clamping pieces according to the designed specific shapes of the adjusting rod 10a and the two clamping pieces 20a, and finally assembling the adjusting rod and the two clamping pieces together to finish the manufacturing of the adjustable nose clip.
In summary, the following steps: the manufacturing method of the adjustable nose clip has the principle that the clip, the adjusting rod and the nose of a user are in static balance under the interaction, before related parts are manufactured, related stress analysis is carried out on the clip, a corresponding stress balance equation is established, and then related parameters (F) are designed in advance0、l、l1、l2And alpha), selecting a manufacturing material, determining the shape of the corresponding component according to practical application, and finally producing and manufacturing the related component according to the determined shape and corresponding parameters to complete assembly; because the manufacturing method completes the relevant theoretical verification before manufacturing the relevant parts, the finished product is only needed to be inspected subsequently, and the adjustment among the relevant parts is not needed, thereby greatly reducing the consumption of production materials.
Example 2
The present embodiment also provides a method for manufacturing an adjustable nose clip, which, as shown in fig. 4 and 5, includes an adjusting rod 10b, and two clamping pieces 20b oppositely disposed on the adjusting rod 10 b; at least one clamping piece 20b can move along the length direction of the adjusting rod 10b and can rotate by taking the width direction of the adjusting rod 10b as an axis (in the embodiment, the right clamping piece 20b can move along the length direction of the adjusting rod 10b and can rotate by taking the width direction of the adjusting rod 10b as an axis for specific description, the left clamping piece 20b can be arranged symmetrically with the right clamping piece 20b or can be directly and fixedly arranged on the adjusting rod 10 b); the clamping piece 20b comprises a connecting rod 21b, a mounting part 22b arranged at the upper end of the connecting rod 21b, and a clamping part 23b arranged at the lower end of the connecting rod 21 b; the mounting portion 22b is provided with a second clamping groove 24b for clamping and fixing the adjusting rod 10b (in the embodiment, the adjusting rod 10b is provided with a moving groove 11b penetrating through the upper surface and the lower surface of the adjusting rod, the side wall of the second clamping groove 24b penetrates through the moving groove 11b and can move in the moving groove 11b, the distance from the topmost end to the bottommost end of the wall of the moving groove 11b in the height direction of the second clamping groove 24b changes along with the rotation of the clamping piece 20b movably arranged in the moving groove, the minimum distance is less than the height of the second clamping groove 24b, and the maximum distance is more than or equal to the height of the second clamping groove 24 b); the method specifically comprises the following steps:
referring to FIG. 6 (the state of the right jaw 20b when it can move in the moving slot 11b is S3The right clamping piece 20b is fastened to the adjusting rod 10b in the same state as S4) The following equation is established in a stable state when the nose of the user is clamped by the two jaws 20 b:
the moment balance equation (1) is established with the lowest point a in the contact point of the adjustment lever 10b and the right clip piece 20b as the rotation center of the clip piece 20 b: f0l1＝F2lcosα；
The moment balance equation (2) is established with the highest point B in the contact point of the adjusting lever 10B and the right clip 20B as the rotation center of the clip 20B: f0l2＝F1lcosα；
Horizontal force balance equation (3) for the right clip 20 b: f0cosα＝F1μ1+F2μ2；
Wherein, F0The pressure generated by the single-side nose wing on the clamping part 23B and perpendicular to the center of the clamping part 23B, i is the distance between A and B, and l is1Is A into the vertical clamping part 23bDistance of straight line of heart,. l2Is the distance from B to a line perpendicular to the center of the holding portion 23B, F1In order to adjust the pressure of the lever 10b in the vertical direction, F, generated at A on the right jaw 20b2A vertical pressure applied to the right jaw 20B by the adjustment lever 10B at B, and a is a maximum angle at which the right jaw 20B can be rotated outward from the vertical state, mu1To adjust the coefficient of friction, μ, of the surface of the lever 10b facing A2The coefficient of friction of the surface of the adjustment lever 10B facing B;
presetting F0、l、l1And l2；F0The setting of the artificial muscle is determined according to specific population, the force which can be endured by general adults is larger, and the force which can be endured by children or old people is smaller; in the same age group, men can tolerate larger force, women can tolerate smaller force; l, l1And l2The size of the clip 20b and the size of the second clipping groove 24b are determined by the setting of (a);
α ═ f (l, a) according to equation (5)2，h2) Presetting alpha (alpha is preferably 5-30 degrees); wherein, a2For adjusting the height, h, of the bar 10b2The height of the second locking groove 24 b;
f is to be0、l、l1Substituting alpha into the moment balance equation (1) to obtain F1；
F is to be0、l、l2Substituting alpha into the moment balance equation (2) to obtain F2；
The material of the adjustment lever 10b is selected to ensure that F is adjusted0、α、F1And F2After the equation (3) is substituted into the horizontal stress balance equation, the left side of the equation is less than or equal to the right side of the equation;
designing the specific shapes of the adjusting rod 10b and the two clamping pieces 20b according to the parameters;
and manufacturing the adjusting rod 10b and the two clamping pieces 20b according to the designed specific shapes of the adjusting rod 10b and the two clamping pieces 20b, and finally assembling the adjusting rod 10b and the two clamping pieces together to finish the manufacturing of the adjustable nose clip.
In summary, the following steps: the manufacturing method of the adjustable nose clip adopts the principle that the static force is generated under the interaction of the clamping piece, the adjusting rod and the nose of a userBalancing, before making related parts, the clip is first subjected to related stress analysis to establish a corresponding stress balance equation, and then related parameters are designed in advance (F)0、l、l1、l2And alpha), selecting a manufacturing material, determining the shape of the corresponding component according to practical application, and finally producing and manufacturing the related component according to the determined shape and corresponding parameters to complete assembly; because the manufacturing method completes the relevant theoretical verification before manufacturing the relevant parts, the finished product is only needed to be inspected subsequently, and the adjustment among the relevant parts is not needed, thereby greatly reducing the consumption of production materials.
Example 3
Referring to fig. 1 to 3, the structure of an adjustable nose clip to be manufactured is the same as that of embodiment 1, and the manufacturing steps are substantially the same as those of embodiment 1, except that after three equations are established, the steps of presetting parameters and solving the relevant parameters in this embodiment are as follows:
presetting F0、l、l1And l2、；
Preselecting material of the adjusting rod to determine mu1And mu2(generally, the same material will be selected, and μ is guaranteed1And mu2The same, the processing and the manufacturing are convenient);
f is to be0、l、l1、l2、μ1And mu2Substituting the above equations (1), (2) and (3) to obtain F1、F2And α (after determining α, it is necessary to determine whether 0 ° < α < 90 °, and if not, it is necessary to replace the material of the adjustment lever or set a new μ1And mu2)；
α ═ f (l, a) according to equation (4)1，h1) To set the height a of the mounting part1And the height h of the first engaging groove1；
Designing the specific shapes of the adjusting rod and the two clamping pieces according to the parameters;
and (3) manufacturing the adjusting rod and the two clamping pieces according to the specific shapes of the designed adjusting rod and the two clamping pieces, and finally assembling the adjusting rod and the two clamping pieces together to finish the manufacturing of the adjustable nose clip.
In summary, the following steps: the manufacturing method of the adjustable nose clip has the same principle as the manufacturing method of the adjustable nose clip, and is different in that in the manufacturing method, before manufacturing related components, related stress analysis is firstly carried out on a clip, a corresponding stress balance equation is established, and then related parameters (F) are designed in advance0、l、l1And l2) Selecting a manufacturing material in advance, calculating alpha according to an acceptance balance equation, determining the shape of the corresponding component according to practical application, and finally producing and manufacturing the related component according to the determined shape and the corresponding parameters; the manufacturing method can also achieve the same technical effects as the manufacturing method of the adjustable nose clip.
Example 4
Referring to fig. 4 to 6, the structure of the adjustable nose clip to be manufactured is the same as that of embodiment 2, and the manufacturing steps are substantially the same as those of embodiment 2, except that after the three equations are established, the steps of presetting parameters and solving the relevant parameters in this embodiment are as follows:
presetting F0、l、l1And l2、；
Preselecting material of the adjusting rod to determine mu1And mu2(generally, the same material will be selected, and μ is guaranteed1And mu2The same, the processing and the manufacturing are convenient);
f is to be0、l、l1、l2、μ1And mu2Substituting the above equations (1), (2) and (3) to obtain F1、F2And α (after determining α, it is necessary to determine whether 0 ° < α < 90 °, and if not, it is necessary to replace the material of the adjustment lever or set a new μ1And mu2)；
α ═ f (l, a) according to equation (5)2，h2) To set the height a of the adjusting rod2And a second clamping grooveHeight h of2；
Designing the specific shapes of the adjusting rod and the two clamping pieces according to the parameters;
and (3) manufacturing the adjusting rod and the two clamping pieces according to the specific shapes of the designed adjusting rod and the two clamping pieces, and finally assembling the adjusting rod and the two clamping pieces together to finish the manufacturing of the adjustable nose clip.
Example 5
As shown in fig. 1 and 2, the present embodiment provides an adjustable nose clip, which includes an adjusting lever 10a, and two clamping pieces 20a oppositely disposed on the adjusting lever 10 a; the adjusting rod 10a is provided with a first clamping groove 11 a; the two clamping pieces 20a can move along the first clamping groove 11a and can rotate in the moving groove 11 a; the clamping piece 20a capable of moving along the first clamping groove 11a and rotating in the first clamping groove 11a comprises a connecting rod 21a, a mounting part 22a arranged at the upper end of the connecting rod 21a, and a clamping part 23a arranged at the lower end of the connecting rod 21 a; the mounting portion 22a includes a moving block 24a disposed across the first retaining groove 11 a; the distance from the topmost end to the bottommost end of the moving block 24a in the height direction of the first clamping groove 11a changes along with the rotation of the moving block 24a, the minimum distance is less than the height of the first clamping groove 11a, and the maximum distance is greater than or equal to the height of the first clamping groove 11 a.
Specifically, the first clamping groove 11a is a through groove penetrating through the front wall and the rear wall of the adjusting rod 10 a; of course, in other embodiments, the first locking groove 11a is disposed on the front wall of the adjusting lever 10 a; or; the first clamping groove 11a is arranged on the rear wall of the adjusting rod 10 a; or; the first clamping groove 11a consists of a front moving clamping groove arranged on the front wall of the adjusting rod 10a and a rear moving clamping groove arranged on the rear wall of the adjusting rod 10 a; the front movable clamping groove and the rear movable clamping groove are arranged in parallel.
Specifically, moving block 24a is a prism; of course, in other embodiments, the moving block 24a includes a forward moving portion moving in the forward moving card slot and a backward moving portion connected to the forward moving portion and moving in the backward moving card slot, correspondingly matching with the first locking slot 11a of a specific structure.
Specifically, in order to facilitate the mutual fastening between the moving block 24a and the first fastening groove 11a, a first fastening groove is formed on an upper top wall and/or a lower top wall of the first fastening groove 11 a.
Specifically, in order to enable the two clamping pieces 20a to be adjustable, the two clamping pieces 20a can move along the first clamping groove 11a and can rotate in the moving groove 11 a.
Specifically, in order to facilitate the assembly with the clip 20a, the adjusting lever 10a includes a left portion and a right portion fixedly connected to the left portion.
Specifically, in order to improve comfort, the two clip pieces 20a are provided with nose pads 25a on respective inner sides thereof.
Specifically, in order to avoid the two clamping pieces 20a from being too close to each other, a partition 30a is further included between the two clamping pieces 20a and provided on the adjustment lever 10 a.
Specifically, in order to prevent the moving block 24a from being detached from the first engaging groove 11a, the mounting portion 22a further includes a stopper portion 26a connected to the moving block 24 a. In this embodiment, the stopper 26 is formed around the moving block 24a in the mounting portion 22 a.
Specifically, the clamping portion 23a is rotatably provided at the lower end of the connecting rod 21a in order to adjust the clamping direction of the clamping portion 23 a.
In summary, the following steps: when the distance from the topmost end to the bottommost end of the moving block in the height direction of the first clamping groove is less than the height of the first clamping groove, a user can adjust the position of the clamping piece along the length direction of the first clamping groove, so that the pressure generated on two sides of the nasal cavity when the adjusting rod is matched with another clamping piece is adjusted; and because the human nasal cavity contracts inwards after being pressed by the clamping piece, outward restoring force is generated, and outward thrust is generated on the clamping piece, under the action of the thrust, the moving block is driven to rotate in the first clamping groove, so that the moving block inclines, namely, the uppermost end and the lower end of the moving block are respectively abutted against the upper top wall and the lower top wall of the first clamping groove, under the interference condition, the moving block cannot move in the first clamping groove, the position fixing of the clamping piece which can move along the first clamping groove and can rotate in the moving groove is realized, and the clamping and sealing of the clamping piece on the nasal cavity are certainly completed.
Example 6
Referring to fig. 1 and 2, the present embodiment also provides an adjustable nose clip, which has a structure substantially the same as that of embodiment 5, except that:
the left clamping piece in the embodiment is fixedly arranged on the adjusting rod.
Compared with the embodiment 5, the embodiment provides an adjustable nose clip with another structure, and although the positions of two clamping pieces cannot be adjusted, the same purpose can be achieved as long as the position of one clamping piece can be adjusted.
Example 7
As shown in fig. 4 and 5, the present invention further provides an adjustable nose clip, which comprises an adjusting rod 10b, and two clamping pieces 20b oppositely disposed on the adjusting rod 10 b; the adjusting rod 10b is provided with a moving groove 11b penetrating through the upper surface and the lower surface thereof; the two clamping pieces 20b can move along the moving groove 11b and can rotate in the moving groove 11 b; the clamping piece 20b which can move along the moving groove 11b and can rotate in the moving groove 11b comprises a connecting rod 21b, a mounting part 22b arranged at the upper end of the connecting rod 21b and a clamping part 23b arranged at the lower end of the connecting rod 21 b; the mounting part 22b is provided with a second clamping groove 24b for clamping and fixing the groove wall of the movable groove 11 b; the side wall of the second clamping groove 24b passes through the moving groove 11b and can move in the moving groove 11 b; the distance from the topmost end to the bottommost end of the groove wall of the moving groove 11b in the height direction of the second clamping groove 24b changes along with the rotation of the clamping piece 20b movably arranged in the moving groove 11b, the minimum distance is less than the height of the second clamping groove 24b, and the maximum distance is more than or equal to the height of the second clamping groove 24 b.
Specifically, the vertical cross section of the second locking groove 24b is rectangular or chamfered rectangular.
Specifically, in order to facilitate the clamping with the top and/or bottom of the slot wall of the moving slot 11b, the upper top wall and/or the lower bottom wall of the second clamping slot 24b is provided with a second clamping slot.
Specifically, in order to facilitate the locking with the upper top wall and/or the lower bottom wall of the second locking groove 24b, the top portion and/or the bottom portion of the groove wall of the moving groove 11b is provided with a third locking groove.
Specifically, in order to enable the two clamping pieces 20b to be adjustable, the two clamping pieces 20b can move along the moving groove 11b and can rotate in the moving groove.
Specifically, in order to facilitate the assembly with the clip 20b, the adjusting lever 10b includes a left portion and a right portion fixedly connected to the left portion.
Specifically, in order to improve comfort, the two clip pieces 20b are provided with nose pads 25b on respective inner sides thereof.
Specifically, in order to avoid the two clamping pieces 20b from being too close to each other, a partition 30b is further included between the two clamping pieces 20b and provided on the adjustment lever 10 b.
Specifically, in order to facilitate assembly with the adjustment lever 10b, the mounting portion 22b includes an upper portion and a lower portion fixedly connected to the upper portion.
Specifically, in order to adjust the clamping direction of the clamping portion 23b, the clamping portion 23b is rotatably provided at the lower end of the connecting rod 21 b.
In summary, the following steps: when the distance from the topmost end to the bottommost end of the groove wall of the moving groove in the height direction of the second clamping groove is less than the height of the second clamping groove, a user can adjust the position of the clamping piece along the length direction of the moving groove, so that the pressure generated on two sides of the nasal cavity when the clamping piece is matched with another clamping piece is adjusted; because human nasal cavity contracts after receiving the pressure of clamping piece again to produce outside restoring force, just also produce the thrust that outwards just to this clamping piece, under the effect of this thrust, this clamping piece is driven at the shifting chute internal rotation, thereby it takes place the slope to drive the lateral wall of second card solid groove, just also make the top and the bottom end of second card solid groove respectively contradict in the up end and the lower terminal surface of the cell wall of shifting chute, under the interference condition, this clamping piece can't remove in the shifting chute, thereby realized the rigidity to this clamping piece, certainly also accomplished the clamping piece and sealed the centre gripping of nasal cavity.
Example 8
Referring to fig. 4 and 5, this embodiment also provides an adjustable nose clip, which is basically the same as embodiment 7 except that:
the left clamping piece in the embodiment is fixedly arranged on the adjusting rod.
Compared with the embodiment 7, the embodiment provides an adjustable nose clip with another structure, and although the positions of two clamping pieces cannot be adjusted, the same purpose can be achieved as long as the position of one clamping piece can be adjusted.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, and the scope of protection is still within the scope of the invention.
Claims (10)
1. The manufacturing method of the adjustable nose clip is characterized in that the adjustable nose clip comprises an adjusting rod and two clamping pieces which are oppositely arranged on the adjusting rod; at least one clamping piece can move along the length direction of the adjusting rod and can rotate by taking the width direction of the adjusting rod as an axis; the clamping piece which can move along the moving groove and can rotate in the moving groove comprises a connecting rod, a mounting part arranged at the upper end of the connecting rod and a clamping part arranged at the lower end of the connecting rod; the adjusting rod is provided with a first clamping groove for clamping the mounting part or the mounting part is provided with a second clamping groove for clamping the adjusting rod; the method specifically comprises the following steps:
the following equation is established for the steady state of the user's nose when clamped by the two jaws:
the lowest point A in the contact point of the adjusting rod and the clamping piece which can move along the length direction of the adjusting rod and can rotate by taking the width direction of the adjusting rod as an axis is taken as a rotation center of the clamping piece to establish a moment balance equation (1): f0l1＝F2lcosα；
The adjusting rod can move along the length direction of the adjusting rod and can rotate by taking the width direction of the adjusting rod as an axisThe highest point B in the contact point of the movable clamping piece is used as the rotation center of the clamping piece to establish a moment balance equation (2): f0l2＝F1lcosα；
A horizontal force balance equation (3) of the clamping piece which can move along the length direction of the adjusting rod and can rotate by taking the width direction of the adjusting rod as an axis: f0cosα＝F1μ1+F2μ2；
Wherein, F0The pressure perpendicular to the center of the clamping part is generated by the single-side nose wing to the clamping part, l is the distance between A and B, l1Is the distance A from a line perpendicular to the center of the nip,/2Is the distance from B to a line perpendicular to the centre of the nip, F1For the vertical pressure of the adjusting rod at A on the clamping piece which can move along the length direction of the adjusting rod and can rotate by taking the width direction of the adjusting rod as an axis, F2The pressure in the vertical direction generated by the clamping piece which can move along the length direction of the adjusting rod and can rotate by taking the width direction of the adjusting rod as an axis is generated at the position B of the adjusting rod, alpha is the maximum angle which can rotate towards the outer side when the clamping piece which can move along the length direction of the adjusting rod and can rotate by taking the width direction of the adjusting rod as an axis is in a vertical state, and mu is the maximum angle which can rotate towards the outer side when the clamping piece can1To adjust the coefficient of friction of the surface facing A, μ2The coefficient of friction of the surface of the adjusting rod facing B;
presetting F0、l、l1And l2；
Presetting alpha:
when the adjusting rod is provided with a first clamping groove for clamping the mounting part, according to the formula (4), alpha is f (l, a)1，h1) To set alpha; wherein, a1Height of the mounting portion, h1The height of the first clamping groove;
when the mounting part is provided with a second clamping groove for clamping the adjusting rod, according to the formula (5), alpha is f (l, a)2，h2) To set alpha; wherein, a2For adjusting the height of the bar, h2The height of the second clamping groove is set;
f is to be0、l、l1Substituting alpha into the moment balance equation (1) to obtain F1；
F is to be0、l、l2Substituting alpha into the moment balance equation (2) to obtain F2；
Selecting the material of the adjusting rod to ensure that F0、α、F1And F2After the equation (3) is substituted into the horizontal stress balance equation, the left side of the equation is less than or equal to the right side of the equation;
designing the specific shapes of the adjusting rod and the two clamping pieces according to the parameters;
and (3) manufacturing the adjusting rod and the two clamping pieces according to the specific shapes of the designed adjusting rod and the two clamping pieces, and finally assembling the adjusting rod and the two clamping pieces together to finish the manufacturing of the adjustable nose clip.
2. The manufacturing method of the adjustable nose clip is characterized in that the adjustable nose clip comprises an adjusting rod and two clamping pieces which are oppositely arranged on the adjusting rod; at least one clamping piece can move along the length direction of the adjusting rod and can rotate by taking the width direction of the adjusting rod as an axis; the clamping piece which can move along the moving groove and can rotate in the moving groove comprises a connecting rod, a mounting part arranged at the upper end of the connecting rod and a clamping part arranged at the lower end of the connecting rod; the adjusting rod is provided with a first clamping groove for clamping the mounting part or the mounting part is provided with a second clamping groove for clamping the adjusting rod; the method specifically comprises the following steps:
the following equation is established for the steady state of the user's nose when clamped by the two jaws:
the lowest point A in the contact point of the adjusting rod and the clamping piece which can move along the length direction of the adjusting rod and can rotate by taking the width direction of the adjusting rod as an axis is taken as a rotation center of the clamping piece to establish a moment balance equation (1): f0l1＝F2lcosα；
And (2) establishing a moment balance equation (2) by taking the highest point B in the contact point of the adjusting rod and the clamping piece which can move along the length direction of the adjusting rod and can rotate by taking the width direction of the adjusting rod as an axis as the rotation center of the clamping piece: f0l2＝F1lcosα；
The clamping piece which can move along the length direction of the adjusting rod and can rotate by taking the width direction of the adjusting rod as an axis is stressed horizontallyEquation (3): f0cosα＝F1μ1+F2μ2；
Wherein, F0The pressure perpendicular to the center of the clamping part is generated by the single-side nose wing to the clamping part, l is the distance between A and B, l1Is the distance A from a line perpendicular to the center of the nip,/2Is the distance from B to a line perpendicular to the centre of the nip, F1For the vertical pressure of the adjusting rod at A on the clamping piece which can move along the length direction of the adjusting rod and can rotate by taking the width direction of the adjusting rod as an axis, F2The pressure in the vertical direction generated by the clamping piece which can move along the length direction of the adjusting rod and can rotate by taking the width direction of the adjusting rod as an axis is generated at the position B of the adjusting rod, alpha is the maximum angle which can rotate towards the outer side when the clamping piece which can move along the length direction of the adjusting rod and can rotate by taking the width direction of the adjusting rod as an axis is in a vertical state, and mu is the maximum angle which can rotate towards the outer side when the clamping piece can1To adjust the coefficient of friction of the surface facing A, μ2The coefficient of friction of the surface of the adjusting rod facing B;
presetting F0、l、l1And l2、；
Preselecting material of the adjusting rod to determine mu1And mu2；
F is to be0、l、l1、l2、μ1And mu2Substituting the above equations (1), (2) and (3) to obtain F1、F2And alpha;
when the adjusting rod is provided with a first clamping groove for clamping the mounting part, according to the formula (4), alpha is f (l, a)1，h1) To set the height a of the mounting part1And the height h of the first engaging groove1；
When the mounting part is provided with a second clamping groove for clamping the adjusting rod, according to the formula (5), alpha is f (l, a)2，h2) To set the height a of the adjusting rod2And the height h of the second engaging groove2；
Designing the specific shapes of the adjusting rod and the two clamping pieces according to the parameters;
and (3) manufacturing the adjusting rod and the two clamping pieces according to the specific shapes of the designed adjusting rod and the two clamping pieces, and finally assembling the adjusting rod and the two clamping pieces together to finish the manufacturing of the adjustable nose clip.
3. The method for manufacturing an adjustable nose clip according to claim 1 or 2, wherein 0 ° < α < 90 °.
4. The method for manufacturing the adjustable nose clip according to claim 1 or 2, wherein the first clamping groove is a through groove penetrating through the front and back surfaces of the adjusting rod; or; the first clamping groove is formed in the front wall of the adjusting rod; or; the first clamping groove is formed in the rear wall of the adjusting rod; or; the first clamping groove consists of a front moving clamping groove arranged on the front wall of the adjusting rod and a rear moving clamping groove arranged on the rear wall of the adjusting rod; the front movable clamping groove and the rear movable clamping groove are arranged in parallel;
the mounting part comprises a moving block which is arranged across the first clamping groove; the distance from the topmost end to the bottommost end of the moving block in the height direction of the first clamping groove changes along with the rotation of the moving block, the minimum distance is smaller than the height of the moving clamping groove, and the maximum distance is larger than or equal to the height of the moving clamping groove;
at the moment, the lowest point A is the lowest point of a contact point of the moving block and the first clamping groove, the highest point B is the highest point of the contact point of the moving block and the first clamping groove, and F is1For the pressure of the wall of the first clamping groove in the vertical direction, F, on the moving block at A2For the pressure of the wall of the first clamping groove in the vertical direction, mu, generated at B on the moving block1Is the coefficient of friction, mu, of the wall of the first engaging groove in contact with A2The friction coefficient of the first clamping groove and the groove wall contacted with the B is shown.
5. The method for manufacturing the adjustable nose clip as claimed in claim 1 or 2, wherein the adjusting lever is provided with a moving slot penetrating through the upper and lower surfaces thereof; the side wall of the second clamping groove penetrates through the moving groove and can move in the moving groove; the distance from the topmost end to the bottommost end of the groove wall of the moving groove in the height direction of the second clamping groove changes along with the rotation of the clamping piece which can move along the length direction of the adjusting rod and can rotate by taking the width direction of the adjusting rod as a shaft, the minimum distance is less than the height of the second clamping groove, and the maximum distance is more than or equal to the height of the second clamping groove;
at the moment, the lowest point A is the lowest point of the contact point of the bottom of the adjusting rod and the second clamping groove, the highest point B is the highest point of the contact point of the top of the adjusting rod and the second clamping groove, and F1For the vertical pressure of the bottom of the regulating rod on the bottom of the second clamping groove at A, F2For the pressure in the vertical direction, mu, produced by the top of the regulating rod at B against the top of the second clamping groove1The coefficient of friction, μ, of the surface of the bottom of the bar in contact with A2The coefficient of friction of the surface of the top of the adjustment rod in contact with B.
6. An adjustable nose clip comprises an adjusting rod and two clamping pieces which are oppositely arranged on the adjusting rod; the method is characterized in that: the adjusting rod is provided with a first clamping groove; at least one clamping piece can move along the first clamping groove and can rotate in the moving groove; the clamping piece which can move along the first clamping groove and can rotate in the first clamping groove comprises a connecting rod, an installation part arranged at the upper end of the connecting rod and a clamping part arranged at the lower end of the connecting rod; the mounting part comprises a moving block which is arranged across the first clamping groove; the distance from the topmost end to the bottommost end of the moving block in the height direction of the first clamping groove changes along with the rotation of the moving block, the minimum distance is smaller than the height of the first clamping groove, and the maximum distance is larger than or equal to the height of the first clamping groove.
7. The adjustable nose clip of claim 6, wherein: the first clamping groove is a through groove penetrating through the front wall and the rear wall of the adjusting rod; or; the first clamping groove is formed in the front wall of the adjusting rod; or; the first clamping groove is formed in the rear wall of the adjusting rod; or; the first clamping groove consists of a front moving clamping groove arranged on the front wall of the adjusting rod and a rear moving clamping groove arranged on the rear wall of the adjusting rod; the front movable clamping groove and the rear movable clamping groove are arranged in parallel;
and/or;
the moving block is a prism; or; the moving block comprises a forward moving part which moves in the forward moving clamping groove and a backward moving part which is connected with the forward moving part and moves in the backward moving clamping groove.
8. The adjustable nose clip of claim 6 or 7, wherein: the upper top wall and/or the lower top wall of the first clamping groove are/is provided with a first clamping groove;
and/or;
the two clamping pieces can move along the first clamping groove and can rotate in the moving groove;
and/or;
the adjusting rod comprises a left part and a right part fixedly connected with the left part in a clamping manner;
and/or;
the inner sides of the two clamping pieces are respectively provided with a nose pad;
and/or;
the isolating part is arranged on the adjusting rod and positioned between the two clamping pieces;
and/or;
the mounting part also comprises a limiting part connected with the moving block;
and/or;
the clamping part is rotatably arranged at the lower end of the connecting rod.
9. An adjustable nose clip comprises an adjusting rod and two clamping pieces which are oppositely arranged on the adjusting rod; the method is characterized in that: the adjusting rod is provided with a moving groove penetrating through the upper surface and the lower surface of the adjusting rod; at least one clamping piece can move along the moving groove and can rotate in the moving groove; the clamping piece which can move along the moving groove and can rotate in the moving groove comprises a connecting rod, a mounting part arranged at the upper end of the connecting rod and a clamping part arranged at the lower end of the connecting rod; the mounting part is provided with a second clamping groove for clamping and fixing the groove wall of the moving groove; the side wall of the second clamping groove penetrates through the moving groove and can move in the moving groove; the distance from the topmost end to the bottommost end of the groove wall of the moving groove in the height direction of the second clamping groove changes along with the rotation of the clamping piece movably arranged in the moving groove, the minimum distance is smaller than the height of the second clamping groove, and the maximum distance is larger than or equal to the height of the second clamping groove.
10. The adjustable nose clip of claim 9, wherein: the vertical section of the second clamping groove is rectangular or chamfered rectangular;
and/or;
the upper top wall and/or the lower bottom wall of the second clamping groove are/is provided with a second clamping groove;
and/or;
a third clamping groove is formed in the top and/or the bottom of the groove wall of the moving groove;
and/or;
the two clamping pieces can move along the moving groove and can rotate in the moving groove;
and/or;
the adjusting rod comprises a left part and a right part fixedly connected with the left part in a clamping manner;
and/or;
the inner sides of the two clamping pieces are respectively provided with a nose pad;
and/or;
the isolating part is arranged on the adjusting rod and positioned between the two clamping pieces;
and/or;
the mounting part comprises an upper part and a lower part fixedly connected with the upper part in a clamping manner;
and/or;
the clamping part is rotatably arranged at the lower end of the connecting rod.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011138871.1A CN112206485B (en) | 2020-10-22 | 2020-10-22 | Adjustable nose clip manufacturing method and adjustable nose clip |
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| CN202011138871.1A CN112206485B (en) | 2020-10-22 | 2020-10-22 | Adjustable nose clip manufacturing method and adjustable nose clip |
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| CN112206485B CN112206485B (en) | 2023-06-06 |
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|---|---|---|---|---|
| RU2018139316A3 (en) * | 2016-05-12 | 2020-06-15 | ||
| EP3594102A1 (en) * | 2018-07-10 | 2020-01-15 | Xiao, Wenzi | Improved diving mask system |
| GB201812519D0 (en) * | 2018-07-31 | 2018-09-12 | Minks Wendy | A nose clamp |
| CN111781748A (en) * | 2019-04-05 | 2020-10-16 | 赵莉莉 | Nose pad and glasses/eye appliance/face protector with nose pad |
| CN211383690U (en) * | 2019-11-04 | 2020-09-01 | 拓胜(北京)科技发展有限公司 | Telescopic adjustable nose clip |
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| CN112206485B (en) | 2023-06-06 |
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