CN112494269B - Dental treatment chair auxiliary device with head fixing function - Google Patents
Dental treatment chair auxiliary device with head fixing function Download PDFInfo
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- CN112494269B CN112494269B CN202011512784.8A CN202011512784A CN112494269B CN 112494269 B CN112494269 B CN 112494269B CN 202011512784 A CN202011512784 A CN 202011512784A CN 112494269 B CN112494269 B CN 112494269B
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- 238000013016 damping Methods 0.000 claims abstract description 145
- 238000000034 method Methods 0.000 claims abstract description 17
- 230000008569 process Effects 0.000 claims abstract description 15
- 210000003128 head Anatomy 0.000 claims description 116
- 210000001061 forehead Anatomy 0.000 claims description 40
- 210000001202 rhombencephalon Anatomy 0.000 claims description 40
- 230000009471 action Effects 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 2
- 210000001503 joint Anatomy 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 13
- 210000004556 brain Anatomy 0.000 description 7
- 238000004088 simulation Methods 0.000 description 7
- 230000033001 locomotion Effects 0.000 description 5
- 239000004744 fabric Substances 0.000 description 4
- 230000036541 health Effects 0.000 description 4
- 210000000214 mouth Anatomy 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 2
- 239000002649 leather substitute Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 208000019901 Anxiety disease Diseases 0.000 description 1
- 230000036506 anxiety Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 208000035475 disorder Diseases 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000000366 juvenile effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G15/00—Operating chairs; Dental chairs; Accessories specially adapted therefor, e.g. work stands
- A61G15/02—Chairs with means to adjust position of patient; Controls therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G15/00—Operating chairs; Dental chairs; Accessories specially adapted therefor, e.g. work stands
- A61G15/10—Parts, details or accessories
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G15/00—Operating chairs; Dental chairs; Accessories specially adapted therefor, e.g. work stands
- A61G15/10—Parts, details or accessories
- A61G15/12—Rests specially adapted therefor, e.g. for the head or feet
- A61G15/125—Head-rests
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Accommodation For Nursing Or Treatment Tables (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
A dental chair auxiliary device with head fixing function is provided, which can be used by dentistry and used for fixing the head of a patient, and comprises a base, a support, a chair seat, a chair back, a fixed head support, a damping self-balancing device and the like, wherein the damping self-balancing device is arranged below the chair seat and plays the roles of relieving the deflection force generated by the body and restoring the balance, the chair seat and the chair back can rotate along with the rotation of the body of the patient, the fixed head support fixes the head of the patient and is suitable for different patients, the fixed head support is directly connected with the chair base by a support plate and is separated from the chair back, so that the chair back can rotate relative to the fixed head support, the utility model is mainly used for fixing the head of the patient, the treatment is prevented from being influenced by the head of the dental patient in the treatment process, and the body below the neck of the patient can freely rotate or swing within a certain limit range, the tension of the patient caused by treatment is reduced, and the treatment effect, efficiency and safety of the doctor are improved.
Description
Technical Field
The utility model relates to a medical instrument, in particular to an auxiliary medical instrument for dentistry.
Background
Patent numbers: cn201410193487.x, inventive name: a dental chair head fixer, which discloses a dental chair head fixer. This fixer includes the dead lever, be provided with on the dead lever and be used for with the fixed connecting portion of dental chair head back cushion, the both ends swing joint of dead lever has the crank, the surface that articulate tip was provided with is provided with flanged supporting disk, it has the internal thread hole to open in the middle of the flange, the outside of supporting disk is provided with the adjustment disk, the inboard of supporting disk is provided with the (holding) chuck, the adjustment disk has a first double-screw bolt that is located flange internal thread hole, internal thread hole has been seted up in the first double-screw bolt, the (holding) chuck has a second double-screw bolt that is located first double-screw bolt internal thread hole. The utility model can effectively prevent the head of the patient from greatly moving in the diagnosis and treatment process, and improve the diagnosis and treatment efficiency of the stomatologist.
Patent numbers: CN200910030568.7, inventive name: dental simulation teaching takes shoulder body first imitative mould armchair fixing device discloses a dental simulation teaching takes shoulder body first imitative mould armchair fixing device to the direction of use is the benchmark, including riser and the diaphragm that is used for bearing dental simulation teaching takes shoulder body first imitative mould, the riser lower extreme links to each other with the diaphragm rear end, the riser with the diaphragm constitutes "L" type main part, "be equipped with fixed armchair device and first imitative mould fixing device in the L" type main part, this dental simulation teaching takes shoulder body first imitative mould armchair fixing device can be fixed in dental simulation teaching takes shoulder body first imitative mould on the armchair back of different grade type, and simple to operate, firm, the simulation effect is more true, and when the armchair back goes up and down, dental simulation teaching takes shoulder body first imitative mould can not slide again.
Patent numbers: CN201710957415.1, inventive name: a children's dental treatment fixed bed, disclose a children's dental treatment fixed bed, including boss, rotating bed body, hydraulic lifting column, spliced pole, fixing base, electric telescopic rod one, shoulder clamp plate, leg clamp plate and electric telescopic rod two, the boss is fixed on the right end of rotating bed body, and the boss is connected with left end of fixed station through the round axle, the fixing base is fixed in the left position of lower end of rotating bed body, the upper end of spliced pole is connected with fixing base through the round axle, and the lower end of spliced pole is fixed on the upper end of hydraulic lifting column, the lower end of hydraulic lifting column is set up on the ground, the design is convenient for the adjustment of the inclination angle of the body of the infant, the electric telescopic rod one is installed in the left position of upper end of rotating bed body, the shoulder clamp plate is installed on the first end of electric telescopic rod, the leg clamp plate is installed on the second end of electric telescopic rod, the design is convenient for the fixation of the body of the infant, the utility model is simple in construction, the adaptability is good, the fixing stability is good, and the reliability is high.
The patent number is as follows: CN201621085299.6, utility model name: the utility model provides a children's dentistry treatment fixed bed, discloses a children's dentistry treatment fixed bed, and this fixed bed remains 4 pairs of fixed bands, cancels the whole piece magic subsides on the fixed band, and two-sided all is artificial leather, and the baldric changes into and fixes on the bed board from outside to inboard slant, increases the fixed band of the cloth matter of two activities, uses cartoon pattern cloth, and the magic subsides are sewed up to the higher authority. After the fixed bed is improved, the magic tape on the fixing belt is cancelled, the surface of the artificial leather is completely cleaned by water, no pollution trace is left, the fixing belt is moved, the cloth can be sent to a laundry room for cleaning at any time, and the anxiety degree of a child patient and parents is reduced to a certain extent visually by the cartoon pattern cloth. The shoulder belt is obliquely fixed on the bed plate from the outer side to the inner side instead, is more fit with the physiological structure of the shoulder, is more stable to fix, and can avoid the arm of the sick child from slipping out in the treatment process, so that the treatment is suspended, and the treatment time is prolonged.
Patent numbers: CN201810563963.0, inventive name: a multifunctional treatment table for dentistry, which discloses a multifunctional treatment table for dentistry, comprising a base, a supporting seat is fixed at the left end of the upper surface of the base, a supporting plate is fixed at the inclined plane of the supporting seat, the left end of the supporting plate is fixed with a chair seat, the left end of the chair seat is rotationally connected with a chair back through a first connecting rod, an arm fixing device is arranged in the middle of the chair back, a first fixing plate is arranged at the right end of the arm fixing device, the lower end of the first fixed plate is rotationally connected with the chair back, the upper end of the left side of the first fixed plate is fixed with a second fixed plate, the left end of the second fixing plate is fixedly connected with a third fixing plate, the left side of the back surface of the chair seat is provided with a supporting rod, the upper end of the support rod, which is close to one side of the seat, is provided with a clamping sleeve, and a tablet personal computer is clamped in the clamping sleeve. This multi-functional treatment table is used to dentistry has reached simple structure, comfort level height, the high purpose of treatment efficiency, has improved the treatment efficiency of dentistry.
With the development of medical instruments, the pain of a patient is relieved while the work of medical staff is facilitated, and in the dental treatment work, the situation that the treatment is affected by involuntary shaking of the head of a patient receiving treatment, especially a juvenile patient, is often caused by tension or pain; in the prior art, the dental fixing device is generally complex and not strong in applicability; the dental treatment chair auxiliary device with the head fixing function can limit the head of a patient to shake in the treatment process to the maximum extent, and the body of the patient can freely rotate or swing within a certain limit range, so that the dental treatment chair auxiliary device is simple to use and high in applicability, dental treatment work is greatly facilitated, and the treatment effect, efficiency and safety are improved.
Disclosure of Invention
The utility model aims to design a dental chair auxiliary device which can be used for dentistry and can fix the head of a patient, the head of the patient can be fixed when the dental chair auxiliary device is used, the head of the patient is prevented from shaking during the treatment process of the dental patient to influence the treatment, and compared with other fixing devices, the body below the neck of the patient using the dental chair auxiliary device can freely rotate or swing within a certain limit range, the constraint feeling of the patient and the tension feeling caused by the treatment are reduced, and the treatment effect, the efficiency and the safety are improved.
The utility model relates to a fixed head support of a dental treatment chair auxiliary device with a head fixing function, which is connected with a dental chair base by a supporting plate and mainly comprises a forehead fixing plate, a hindbrain supporting plate, an elastic baffle and a head support backing plate, wherein the forehead fixing plate is used for pressing the forehead of a patient, the hindbrain supporting plate is used for supporting the hindbrain of the patient, the two sides of the head backing plate are made of flexible materials to form the baffle, a space for the head to be put in is formed between the two baffles, the head of the patient is ensured to be kept in a fixed state without shaking, meanwhile, the hindbrain supporting plate is used for supporting the hindbrain of the patient, the angle of the fixed head support can be adjusted to meet the requirements of different patients, the oral cavity of the patient can be fully opened, a better oral visual field can be obtained, the fixed head support is separated from a chair back, the chair back and a chair seat are fixed on the dental chair base by a damping type self-balancing device, the body below the neck of the patient can freely rotate or swing within a certain limit range in the treatment process, under the action of the damping element in the damping type self-balancing device, the chair back and the chair seat perform damping movement along with the body. The damping type self-balancing device is arranged below the chair seat, when a body below a neck of a patient rotates or swings in a treatment process, the chair seat and the chair back can rotate along with the body of the patient, the damping type self-balancing device can rotate by a certain angle around a rotating shaft clockwise (anticlockwise), when the body of the patient rotates in the treatment process, the chair seat and the chair back of the dental chair can rotate along with the body of the patient, so that the damping type self-balancing device is driven to deflect around the rotating shaft, the damping element provides damping force to relieve deflection speed at the moment, the chair seat and the chair back deflect slowly, and when the body of the patient is restored to balance, the dental chair can be restored to balance again under the action of the damping force generated by the damping element; when the dental chair is in a non-use and non-rotation function, the balance device can be fixed by using the locking rod, and at the moment, the damping type self-balance device is locked and does not rotate any more.
In order to achieve the above object, the present invention adopts the following technical solutions
The utility model relates to a dental treatment chair auxiliary device with a head fixing function, which comprises a base, a support, a chair seat, a chair back, a fixed head support, a damping self-balancing device and the like, wherein the fixed head support is directly connected with the dental chair base through a support plate and is separated from the chair back, the fixed head support mainly comprises a forehead fixing plate, a hindbrain supporting plate, elastic baffles and a head support cushion plate, the forehead fixing plate compresses the forehead of a patient, the hindbrain supporting plate supports the hindbrain of the patient, the forehead fixing plate and the hindbrain supporting plate can be freely adjusted so as to be suitable for different patients, the two sides of the head cushion plate are provided with the elastic baffles made of flexible materials, a space for placing the head is formed between the two baffles, the head of the patient is ensured not to shake, and the head of the patient is kept in a fixed state in the treatment process. The damping type self-balancing device is arranged below the seat, when a patient rotates the body below the neck in the treatment process, the seat and the chair back can rotate along with the rotation, the seat and the chair back can automatically recover to a balance state along with the change of the body state of the patient under the action of a damping element in the damping type self-balancing device, the rigidity of the damping cylinder can be freely adjusted by adjusting the gas pressure of the damping cylinder through the damping cylinder gas hole adjusting valve, the damping type self-balancing device is suitable for patients with different body types, when the dental chair is in a stop use state and does not need to rotate, the balancing device can be fixed by the locking rod, and the damping type self-balancing device is locked at the moment and does not rotate any more.
In some embodiments, the dental treatment chair auxiliary device with a head fixing function is characterized in that: the fixed head support mainly comprises a forehead fixing plate, a hindbrain supporting plate, an elastic baffle and a head support base plate, wherein the forehead fixing plate compresses the forehead of a patient, the hindbrain supporting plate supports the hindbrain of the patient, the hindbrain is supported while the head of the patient is fixed, the hindbrain is beneficial to obtaining a good oral visual field, treatment work is better carried out, and the elastic baffle is used for limiting the head of the patient to move in the left-right direction.
In some embodiments, the dental treatment chair auxiliary device with a head fixing function is characterized in that: fixed head rest by forehead fixed plate, hindbrain layer board, elastic baffle and head rest backing plate are constituteed, the forehead fixed plate inserts in the anterior preformed hole of head rest backing plate, forehead fixed plate fixed spacing can freely be adjusted, it is fixed with fixing bolt, the hindbrain layer board uses the height of bolt adjusting support board, install two spacing posts between hindbrain layer board and the head rest backing plate, prevent that the hindbrain layer board from rotating when height-adjusting, elastic baffle is located head backing plate both sides, make for flexible material, the space that supplies the head to put into has between two baffles.
In some embodiments, the dental treatment chair auxiliary device with a head fixing function is characterized in that: the damping type self-balancing device comprises a locking rod, a damping element, a rotating shaft, a damping type self-balancing device fixing plate, a damping type self-balancing device fixing seat and the like, wherein the damping type self-balancing device fixing plate is connected with the chair seat, and the damping type self-balancing device fixing seat is connected with the support. The damping type self-balancing device can rotate a certain angle around the rotating shaft along clockwise (anticlockwise) direction, when the damping type self-balancing device deviates, the damping element generates acting force to enable the chair seat to automatically restore balance, and the locking rod can be inserted into the rotating shaft and used for fixing the rotating shaft to stop rotating.
In some embodiments, the dental treatment chair auxiliary device with a head fixing function is characterized in that: the damping element is composed of a spring and a damping cylinder, two sides of the damping element are respectively fixed on a damping self-balancing device fixing plate and a damping self-balancing device fixing seat, the damping cylinder takes air as a compression medium and stably moves under the damping adjusting action of a closed cylinder to relieve deflection force and restore balance, and the cylinder is provided with a damping cylinder air hole adjusting valve used for adjusting the gas pressure in the cylinder and changing the rigidity of the cylinder.
Advantageous effects
The utility model relates to a dental treatment chair auxiliary device with a head fixing function, which comprises a base, a support, a chair seat, a chair back, a fixed head support, a damping type self-balancing device and the like. Wherein, the fixed head of dental chair holds in the palm by the backup pad is direct to link to each other with the dental chair base, with the back of the chair separation, fixed head holds in the palm by the forehead fixed plate, the back brain layer board, elastic baffle and head support backing plate are constituteed, wherein the forehead fixed plate compresses tightly patient's forehead, the back brain layer board supports patient's back brain, fixed head holds in the palm can angle of adjustment in order to satisfy different patient's needs, the forehead fixed plate inserts in the hole that the head support front portion was reserved, forehead fixed interval can freely be adjusted, fix with fixing bolt, back brain layer board below uses the height of bolt regulation layer board, there are two spacing posts between back brain layer board and the head support, prevent back brain layer board position disorder, elastic baffle is located head backing plate both sides, make for flexible material, the space that supplies the head to put into has between two baffles, can effectively fix patient's head.
Install damping formula self-balancing unit in seat support below, by the rotation axis, damping element etc. constitute, a role for alleviating deflection force and playing the effect of recovering balance, the patient takes place at the below health of treatment in-process neck, damping element produces damping force and makes seat support and back of the chair carry out damping motion, and patient's health can be automatic recovery gradually to balanced state under damping element's effect, utilize damping cylinder gas pocket governing valve to adjust the gas pressure of pouring into the damping cylinder can freely adjust the rigidity of damping cylinder, be applicable to the patient of different sizes, when the dental chair is in out of service and need not the rotation state, can use locking lever fixed balancing unit, damping formula self-balancing unit locking this moment no longer takes place the rotation.
The utility model can be used for the dental patient to keep the head fixed and not shake during the treatment, the fixed head support can adjust the angle to meet the requirements of different patients, and the back brain of the patient is supported to help the patient to fully open the oral cavity, so that the best treatment visual field can be obtained; meanwhile, the fixed head support is separated from the chair back, so that the body of a patient below the neck can freely rotate or swing within a certain limit range in the treatment process, and the head is relatively fixed, thereby being beneficial to the development of treatment work. Under the action of a damping element in the damping type self-balancing device, the body of a patient performs damping motion along with the chair back and the chair seat, and a certain moving space is reserved; the utility model has the advantages of simple operation, strong applicability, obvious effect, contribution to developing dental treatment work and improvement on treatment effect, efficiency and safety.
Drawings
FIG. 1 is a schematic view of a dental chair auxiliary device with head fixing function according to the present invention;
FIG. 2 is a front view of a dental chair auxiliary device with head fixing function according to the present invention;
FIG. 3 is a left side view of a dental chair auxiliary device with head fixing function according to the present invention;
FIG. 4 is a right side view of a dental chair auxiliary device with head fixing function according to the present invention;
FIG. 5 is a rear view of a dental chair auxiliary device with head fixing function according to the present invention;
FIG. 6 is a schematic view of a fixing head rest of the auxiliary device of a dental chair with head fixing function according to the present invention;
FIG. 7 is a front view of a fixing head rest of the dental chair auxiliary device with head fixing function according to the present invention;
FIG. 8 is a left side view of a fixing head rest of the dental chair auxiliary device with head fixing function according to the present invention;
FIG. 9 is a top view of a fixing head rest of the dental chair auxiliary device with head fixing function according to the present invention;
FIG. 10 is a front view of the self-balancing device of the present invention with damping of the auxiliary device of the dental chair with head fixing function;
FIG. 11 is a left side view of the self-balancing damping device of the dental chair auxiliary device with head fixing function of the present invention;
FIG. 12 is a right side view of the self-balancing device of the present invention with damping of the auxiliary device of a dental chair with head fixing function;
FIG. 13 is a rear view of the self-balancing device of the present invention with damping of the auxiliary device of a dental chair with head fixing function;
FIG. 14 is a schematic view of a damping element of an auxiliary device of a dental chair with head fixing function according to the present invention;
in the drawings:
1. a base; 2. a support; 3. a chair seat; 4. a support plate; 5. a chair back; 6. fixing a head support; 7. a handrail; 8. a damping type self-balancing device; 9. a lock lever; 10. a head rest pad; 11. forehead fixing plate fixing bolts; 12. a forehead fixation plate; 13. an elastic baffle plate; 14. a hindbrain splint; 15. a hindbrain splint adjusting bolt; 16. a limiting column; 17. a damping element; 18. a rotating shaft; 19. a damping type self-balancing device fixing plate; 20. a damping type self-balancing device fixing seat; 21. a spring; 22. a damping cylinder; 23. damping cylinder gas pocket governing valve.
Detailed Description
The utility model is further illustrated with reference to the accompanying drawings and specific examples:
the utility model relates to a dental chair auxiliary device with head fixing function, which is shown in the attached figures 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13 and 14, and comprises: the device comprises a base 1, a support 2, a seat 3, a supporting plate 4, a chair back 5, a fixed head support 6, a handrail 7, a damping type self-balancing device 8, a locking rod 9, a head support cushion plate 10, a forehead fixing plate fixing screw 11, a forehead fixing plate 12, an elastic baffle 13, a hindbrain supporting plate 14, a hindbrain supporting plate adjusting bolt 15, a limiting column 16 and a damping element 17; the damping type self-balancing device comprises a rotating shaft 18, a damping type self-balancing device fixing plate 19, a damping type self-balancing device fixing seat 20, a spring 21, a damping cylinder 22 and a damping cylinder air hole adjusting valve 23.
Assembled relation
A dental treatment chair auxiliary device with a head fixing function comprises a base 1, a support 2, a chair seat 3, a supporting plate 4, a chair back 5, a fixed head support 6, a handrail 7, a damping type self-balancing device 8, a locking rod 9 and the like. Wherein fixed head rest 6 passes through backup pad 4 and support 2 lug connection, and fixed head rest 6 separates with the dental chair back of the chair 5, does not have lug connection between the two, when the back of the chair 5 takes place to rotate, can not exert an influence to fixed head rest 6.
The fixed head support 6 comprises a head support cushion plate 10, a forehead fixing plate fixing bolt 11, a forehead fixing plate 12, an elastic baffle 13, a hindbrain supporting plate 14, a hindbrain supporting plate adjusting bolt 15 and a limiting column 16. Wherein the forehead fixing plate 12 is used for pressing the forehead of a patient, the fixing height of the forehead fixing plate 12 can be adjusted up and down and is fixed by a forehead fixing plate fixing screw 11; the hindbrain supporting plate 14 supports the hindbrain of the patient, the supporting height of the hindbrain supporting plate 14 can be changed by adjusting the hindbrain supporting plate adjusting bolt 15, and the limiting column 16 is positioned below the hindbrain supporting plate 14 to prevent the hindbrain supporting plate 14 from being dislocated; the elastic baffles 13 are positioned at two sides of the head cushion plate 10 and made of elastic soft materials, and a space for the head to be put in is arranged between the left baffle and the right baffle, so that the head of the patient is ensured to be kept in a relatively fixed state.
The damping type self-balancing device 8 comprises a locking rod 9, a damping element 17, a rotating shaft 18, a damping type self-balancing device fixing plate 19, a damping type self-balancing device fixing seat 20 and the like, wherein the damping type self-balancing device fixing plate 19 is connected with the chair seat 3, and the damping type self-balancing device fixing seat 20 is connected with the support 2. The damping type self-balancing device 8 can rotate a certain angle around the rotating shaft 18 along clockwise (anticlockwise) and the two ends of the damping element 17 are respectively fixed on the damping type self-balancing device fixing plate 19 and the damping type self-balancing device fixing seat 20, when the body of a patient rotates in the treatment process, the dental chair seat 3 and the chair back 5 can rotate along with the body of the patient, so that the damping type self-balancing device 8 is driven to deflect around the rotating shaft 18, the damping element 17 provides damping force to relieve the deflection speed at the moment, the chair seat 3 and the chair back 5 deflect slowly, and when the body of the patient is restored to balance, the dental chair can be restored to balance again under the action of the damping force generated by the damping element 17; the locking rod 9 can be inserted into the rotating shaft 18 for fixing the rotating shaft 18 to stop rotating, and at the moment, the damping type self-balancing device is locked to stop rotating.
The damping element 17 comprises a spring 21 and a damping cylinder 22, the damping cylinder 22 uses gas as a compression medium to drive the cylinder, stable movement is obtained through the damping adjustment function of the closed cylinder, and the rigidity of the damping cylinder can be changed by adjusting the gas pressure in the cylinder through a damping cylinder gas hole adjusting valve 23 so as to be suitable for patients with different body types.
The design principle is as follows:
the utility model provides a dentistry treatment chair auxiliary device with head fixed function, increased fixed head and held in the palm 6 on the basis of ordinary dental chair, through backup pad 4 and 2 lug connection of support, fixed head holds in the palm 6 and the separation of back of the chair 5 and seat support 3 for prevent that the patient from taking place to rock at treatment in-process head, fixed head holds in the palm 6 and the back of the chair 5 does not have lug connection, the below health of patient's neck can be in certain extent free rotation or swing, and the head relatively fixed is motionless, thereby help developing of treatment work. The fixed head support 6 comprises a head support cushion plate 10, a forehead fixing plate fixing bolt 11, a forehead fixing plate 12, an elastic baffle 13, a hindbrain supporting plate 14, a hindbrain supporting plate adjusting bolt 15 and a limiting column 16. Wherein forehead fixed plate 12 compresses tightly the patient forehead, elastic baffle 13 is located head backing plate both sides, make for flexible material, the space that supplies the head to put into has between two baffles, patient's afterbrain can be held up to afterbrain layer board 14, fixed head holds in the palm 6 can guarantee that patient's head keeps the fixed state, patient's afterbrain is held up simultaneously and is helped the patient fully to open the oral cavity, and neck and other parts of health can freely rotate or swing in certain limiting range when patient's head is fixed, help alleviating the patient and feel nervous in the treatment. The forehead fixing plate 12 is inserted into a hole reserved in the front of the head support, the fixed distance of the forehead fixing plate 12 can be freely adjusted and is fixed by a forehead fixing plate fixing bolt 11, the height of the support plate is adjusted by using a hindbrain support plate adjusting bolt 15 below the hindbrain support plate 14, and two limiting columns 16 are arranged between the hindbrain support plate 14 and the head support base plate 10 to prevent the hindbrain support plate 14 from rotating when the height is adjusted.
The damping type self-balancing device 8 comprises a locking rod 9, a damping element 17, a rotating shaft 18, a damping type self-balancing device fixing plate 19, a damping type self-balancing device fixing seat 20 and the like, wherein the damping type self-balancing device fixing plate 19 is connected with the chair seat 3, and the damping type self-balancing device fixing seat 20 is connected with the support 2. The damping type self-balancing device 8 can rotate a certain angle around the rotating shaft 18 along clockwise (anticlockwise) direction, when the body of a patient rotates in the treatment process, the seat 3 and the back 5 of the dental chair can rotate along with the body of the patient, so that the damping type self-balancing device 8 is driven to deflect around the rotating shaft 18, the damping element 17 provides damping force to relieve the deflection speed at the moment, the seat 3 and the back 5 of the chair deflect slowly, and when the body of the patient is restored to balance, the dental chair can be restored to balance again under the action of the damping force generated by the damping element 17; the damping element 17 is composed of a spring 21 and a damping cylinder 22, two ends of the damping element are respectively fixed on a damping self-balancing device fixing plate 19 and a damping self-balancing device fixing seat 20, the damping cylinder 22 takes air as a compression medium to drive the cylinder, and the damping cylinder obtains stable movement through the damping adjustment function of the closed cylinder, so that the effects of relieving deflection speed and restoring balance are achieved; the gas pressure inside the damping cylinder 22 can be adjusted through the damping cylinder gas hole adjusting valve 23 to adjust the rigidity of the damping cylinder 22; when the dental chair is not used or needs to be fixed, the locking rod 9 can be inserted into the rotating shaft 18 to lock the rotating shaft 18, so that the damping type self-balancing device 8 is ensured not to rotate any more, the damping type self-balancing device is locked and does not rotate any more, dental treatment work is facilitated to be carried out, and the treatment effect, the efficiency and the safety are improved.
The foregoing description is of the embodiments of the utility model and the technical principles applied thereto, and the functional effects produced by the changes made in the conception of the utility model are not beyond the spirit of the description and the drawings, and are within the scope of the utility model.
Claims (1)
1. The utility model provides a dentistry treatment chair auxiliary device with head fixed function, includes that base, support, seat support, the back of the chair, fixed head hold in the palm, damping formula self-balancing unit, and leg joint is in the base top, its characterized in that: the fixed head support is directly connected with the base through a supporting plate and is separated from the chair back, the fixed head support mainly comprises a forehead fixing plate, a hindbrain supporting plate, an elastic baffle and a head support base plate, wherein the forehead fixing plate tightly presses the forehead of a patient, the hindbrain supporting plate supports the hindbrain of the patient, the heights of the forehead fixing plate and the hindbrain supporting plate can be freely adjusted so as to be suitable for different patients, the two sides of the head support base plate are provided with the elastic baffles made of flexible materials, a space for the head to be placed is formed between the two elastic baffles, the head of the patient is ensured not to shake, the head of the patient is kept in a fixed state in the treatment process, and a damping type self-balancing device is arranged below the chair seat;
the afterbrain supporting plate adjusts the height of the afterbrain supporting plate by using a bolt, and two limiting columns are arranged between the afterbrain supporting plate and the head supporting base plate to prevent the afterbrain supporting plate from rotating when the height is adjusted; the forehead fixing plate is inserted into a preformed hole in the front part of the head support base plate and is fixed by a fixing bolt; the damping type self-balancing device comprises a locking rod, a damping element, a rotating shaft, a damping type self-balancing device fixing plate and a damping type self-balancing device fixing seat, wherein the damping type self-balancing device fixing plate is connected with the chair seat, and the damping type self-balancing device fixing seat is connected with the bracket; the damping type self-balancing device can rotate a certain angle around the rotating shaft along the clockwise direction or the anticlockwise direction, when the damping type self-balancing device deviates, the damping element generates acting force to enable the chair seat to automatically restore the balance, and the locking rod is inserted into the rotating shaft and used for fixing the rotating shaft to stop rotating; the damping element consists of a spring and a damping cylinder, the spring is sleeved outside the damping cylinder, two sides of the damping element are respectively fixed on a damping type self-balancing device fixing plate and a damping type self-balancing device fixing seat, and the damping cylinder takes air as a compression medium;
when the body of a patient below the neck rotates in the treatment process, the chair seat and the chair back rotate along with the rotation of the body of the patient, the chair seat and the chair back can automatically recover to a balance state along with the change of the body state of the patient under the action of a damping element in the damping type self-balancing device, the gas pressure of the damping cylinder is adjusted through the damping cylinder gas hole adjusting valve so as to adjust the rigidity of the damping cylinder, the chair seat is suitable for patients with different body types, when the dental chair is in a stop use state and does not need to rotate, the damping type self-balancing device is fixed through the locking rod, and the damping type self-balancing device is locked at the moment and does not rotate any more.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011512784.8A CN112494269B (en) | 2020-12-20 | 2020-12-20 | Dental treatment chair auxiliary device with head fixing function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011512784.8A CN112494269B (en) | 2020-12-20 | 2020-12-20 | Dental treatment chair auxiliary device with head fixing function |
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| CN112494269A CN112494269A (en) | 2021-03-16 |
| CN112494269B true CN112494269B (en) | 2022-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011512784.8A Active CN112494269B (en) | 2020-12-20 | 2020-12-20 | Dental treatment chair auxiliary device with head fixing function |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114191248A (en) * | 2021-12-29 | 2022-03-18 | 杭州键嘉机器人有限公司 | Head fixing device for dental operation |
| CN114191246B (en) * | 2021-12-29 | 2024-01-09 | 杭州键嘉医疗科技股份有限公司 | Head limiting device for dental surgery |
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