CN209595712U - A kind of bite-block permanent opening device - Google Patents
A kind of bite-block permanent opening device Download PDFInfo
- Publication number
- CN209595712U CN209595712U CN201920053068.4U CN201920053068U CN209595712U CN 209595712 U CN209595712 U CN 209595712U CN 201920053068 U CN201920053068 U CN 201920053068U CN 209595712 U CN209595712 U CN 209595712U
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- CN
- China
- Prior art keywords
- facing
- bite
- worm
- opening device
- threaded hole
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- Expired - Fee Related
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- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The utility model relates to field of mechanical technique, in particular a kind of bite-block permanent opening device, including hold-down support, the groove being connected with the external world is offered on hold-down support, symmetrical axis hole there are two being opened up on the cell wall of groove front and rear sides, the first threaded hole being connected with the external world is offered on the right side cell wall of groove, upper and lower two symmetrical worm gears are equipped in groove, worm gear is equipped with shaft, connecting rod is additionally provided in shaft, the end of connecting rod is equipped with facing, worm screw is additionally provided between two worm gears, screw thread intermeshing on the gear teeth and worm screw on worm gear, a wherein end for worm screw is equipped with handle.The utility model is easy to operate, easy to use, and is conveniently replaceable the facing of different model, convenient for promoting the use of.
Description
Technical field
The utility model relates to field of mechanical technique, specially a kind of bite-block permanent opening device.
Background technique
When treating to patient oral cavity, patient's lips are generally required, once the time that patient opens one's mouth is longer, patient
Subconscious mouth can be closed, this brings certain trouble to therapeutic process, therefore, is badly in need of a kind of bite-block permanent opening device.In view of
This, it is proposed that a kind of bite-block permanent opening device.
Utility model content
It is mentioned above in the background art to solve the purpose of this utility model is to provide a kind of bite-block permanent opening device
Problem.
To achieve the above object, the utility model provides the following technical solutions:
A kind of bite-block permanent opening device, including hold-down support, offer on the hold-down support be connected with the external world it is recessed
Slot opens up on the cell wall of the groove front and rear sides there are two symmetrical axis hole, opens up on the right side cell wall of the groove
There is the first threaded hole being connected with the external world, upper and lower two symmetrical worm gears are equipped in the groove, are set on the worm gear
There is shaft, two ends of the shaft are located in the corresponding axis hole, pass through institute between the worm gear and the axis hole
State shaft rotation connection, be additionally provided with connecting rod in the shaft, the end of the connecting rod is equipped with facing, the facing be equipped with it is outer
The rectangular channel that boundary is connected, the cell wall of the rectangular channel are equipped with baffle, are additionally provided with worm screw, the snail between two worm gears
Wheel is mutually twisted with the worm screw, and a wherein end for the worm screw is equipped with handle, the other end cylinder table of the worm screw
Face is equipped with external screw thread, is threadedly coupled between the external screw thread and first threaded hole.
Preferably, the height of the baffle is less than the height of the facing.
Preferably, the right side of the baffle and the right side of the facing are in the same plane.
Preferably, the handle is in hollow circular ring shape.
Preferably, several second threaded holes linearly equidistantly arranged are additionally provided on the facing.
Preferably, the position of the second threaded hole described in face is equipped with third threaded hole, the third screw thread on the connecting rod
Hole internal screw thread is connected with fastening bolt, is threadedly coupled between the fastening bolt and corresponding second threaded hole.
Preferably, several LED light linearly equidistantly arranged are equipped on the front and rear sides face of the facing.
Compared with prior art, the utility model has the beneficial effects that
1, the utility model is mutually twisted by the worm and wheel being arranged, and when rotary worm, worm screw be will drive
Worm gear rotation realizes that two connecting rods open when worm gear rotates, to realize that two facings open, facing is covered in patient's tooth
On tooth, the opening of facing can force patient open oral cavity, facilitate medical staff to operate, and by setting external screw thread with
It is threadedly coupled between first threaded hole, can prevent patient from making worm gear backwards rotation when being engaged facing, oral cavity is caused to be closed, solved
It has determined when being treated at present to patient oral cavity, has generally required patient's lips, once the time that patient opens one's mouth is longer, Huan Zhehui
Subconscious to close mouth, this brings centainly troublesome problem to therapeutic process.
2, the utility model passes through the second threaded hole, third threaded hole and the fastening bolt of setting, convenient for pacifying facing
The facing of other models is replaced, solves general tooth convenient for disassembling facing from connecting rod on connecting rod, and simultaneously
Pad permanent opening device is not easy to the problem of replacement different model facing.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment 1；
Fig. 2 is the explosive view of the utility model embodiment 1；
Fig. 3 is the cross-sectional view of the utility model hold-down support；
Fig. 4 is the structural schematic diagram of the utility model embodiment 2；
Fig. 5 is the enlarged drawing in the utility model Fig. 4 at A；
Fig. 6 is the structural schematic diagram of the utility model embodiment 3.
In figure: 1, hold-down support；10, groove；11, axis hole；12, the first threaded hole；13, worm gear；131, shaft；132, even
Bar；14, facing；141, rectangular channel；142, baffle；15, worm screw；151, handle；152, external screw thread；2, the second threaded hole；3,
Three threaded holes；4, fastening bolt；5, LED light.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside",
The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise " be based on the orientation or positional relationship shown in the drawings, be only for
Convenient for description the utility model and simplify description, rather than the equipment of indication or suggestion meaning or element must have specifically
Orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second ", " third " are used for description purposes only, it is not understood to indicate or imply phase
To importance or implicitly indicate the quantity of indicated technical characteristic." first ", " second ", " third " are defined as a result,
Feature can explicitly or implicitly include one or more of the features.In the description of the present invention, " multiple "
It is meant that two or more, unless otherwise specifically defined.
Embodiment 1
A kind of bite-block permanent opening device, as shown in Figure 1 to Figure 3, including hold-down support 1, offered on hold-down support 1 with outside
The groove 10 that boundary is connected, opens up that there are two symmetrical axis hole 11, the right sides of groove 10 on 10 front and rear sides cell wall of groove
The first threaded hole 12 being connected with the external world is offered on side channel wall, is equipped with upper and lower two symmetrical worm gears in groove 10
13, worm gear 13 is equipped with shaft 131, and two ends of shaft 131 are located in corresponding axis hole 11, worm gear 13 and axis hole 11 it
Between be rotatablely connected by shaft 131, be additionally provided with connecting rod 132 in shaft 131, the end of connecting rod 132 is equipped with facing 14, on facing 14
Equipped with the rectangular channel 141 being connected with the external world, the cell wall of rectangular channel 141 is equipped with baffle 142, is additionally provided between two worm gears 13
Worm screw 15, worm gear 13 are mutually twisted with worm screw 15, and a wherein end for worm screw 15 is equipped with handle 151, an other end for worm screw 15
It holds damaged surface to be equipped with external screw thread 152, is threadedly coupled between external screw thread 152 and the first threaded hole 12.
In the present embodiment, hold-down support 1, connecting rod 132, worm screw 15, worm gear 13 and handle 151 are all made of lightweight hard alloy
Material is made, and guarantees the case where its rigidity and intensity meet the requirements, is not in fracture.
Specifically, facing 14 is made of lightweight hard alloy, and facing 14 is coated with medical harmless silica gel,
When guaranteeing that facing 14 is stuck in interval of tooth to be fixed in the middle, oral cavity will not be damaged.
Further, the height of baffle 142 be less than facing 14 height, with prevent facing 14 be stuck in teeth crevice when
Time hurts gum.
In addition, the right side of baffle 142 and the right side of facing 14 are in the same plane, facing 14 is avoided to stretch out
It is long, injure gum.
In addition, handle 151 is in hollow circular ring shape, facilitate gripping, while convenient for thumb is passed through handle 151, preventing the dress
Set whole fall.
In the present embodiment, by the worm screw 15 of setting, when rotary worm 15, due on worm gear 13 the gear teeth and snail
Screw thread intermeshing on bar 15, therefore the rotation of worm screw 15 will drive the rotation of worm gear 13 and realize two companies when worm gear 13 rotates
Bar 132 is opened towards outside, that is, realizes that two facings 14 are opened towards outside, achievees the purpose that open patient oral cavity at this time,
It when worm screw 15 rotates simultaneously, is threadedly coupled between the external screw thread 152 and the first threaded hole 12 on worm screw 15, worm screw 15 can be to
Preceding movement, due to being to be threadedly coupled, that fixes is stronger, therefore when guarantee patient's occlusion facing 14, worm gear 13 will not be inverse
To rotation, to guarantee that patient oral cavity will not be closed, solve when being treated to patient oral cavity, once the time that patient opens one's mouth
Longer, patient subconscious can close mouth, this brings centainly troublesome problem to therapeutic process.
Embodiment 2
In concrete operations, for the ease of carrying out the facing 14 of replacement different model, therefore, according to patient's oral cavity size
Facing 14 and connecting rod 132 are made improvements on the basis of embodiment 1, as a kind of preferred embodiment, as shown in Figure 4 and Figure 5,
Several the second threaded holes 2 linearly equidistantly arranged are additionally provided on facing 14, the second threaded hole of face 2 on connecting rod 132
Position is equipped with third threaded hole 3, and 3 internal screw thread of third threaded hole is connected with fastening bolt 4, fastening bolt 4 and corresponding the
It is threadedly coupled between two threaded holes 2.
In the present embodiment, the second threaded hole 2 is not connected with rectangular channel 141, and the end of fastening bolt 4 is avoided to be inserted into square
In shape slot 141, patient oral cavity is damaged.
Specifically, the quantity of the second threaded hole 2 is preferably two, the second threaded hole 2 of the quantity can be played preferably
Fixed effect can replace facing 14 to medical staff and make troubles if the quantity of the second threaded hole 2 is excessive.
In the present embodiment, by being consolidated between the second threaded hole 2 and third threaded hole 3 of setting using fastening bolt 4
It is fixed, convenient for unscrewing fastening bolt 4 when needed, the facing 14 of replacement suitable types is carried out, it is solid to solve general bite-block
Determine the problem of opener is not easy to replacement different model facing.
Embodiment 3
In concrete operations, in order to guarantee the device when in use, the effect of illumination can be played, therefore, in embodiment 2
On the basis of facing 14 is made improvements, as a kind of preferred embodiment, as shown in fig. 6, on the front and rear sides face of facing 14
The LED light 5 linearly equidistantly arranged equipped with several.
In the present embodiment, 54454 series LED lamps 5 of the LED light 5 using the production of Zhongshan city Bo Rui lamp decoration factory, matched electricity
Road and power supply are also provided by the producer；In addition, be related to circuit and electronic component and module in the utility model is
The prior art, those skilled in the art may be implemented completely, be not necessarily to superfluous words, the utility model protection content be not related to yet for
The improvement of software and method.
In the present embodiment, by the LED light 5 of setting, after switching it on extraneous power supply, illumination can be played the role of,
To illuminate to oral cavity, it is convenient for surgical procedure, solves and does not have illumination functions on general bite-block permanent opening device
Problem.
The bite-block permanent opening device of the utility model when in use, by 14 sets of facing on patient teeth, then rotates hand
Handle 151, the rotation of handle 151, which is realized, drives worm screw 15 to rotate, since the gear teeth on worm gear 13 are mutually nibbled with the screw thread on worm screw 15
It closes, therefore the rotation of worm screw 15 will drive the rotation of worm gear 13, the rotation of worm gear 13 is realized that two connecting rods 132 are opened towards outside, that is, is realized
Two facings 14 are opened towards outside, and the opening of facing 14 can force patient to open oral cavity, while when the rotation of worm screw 15, snail
When being threadedly coupled between the external screw thread 152 and the first threaded hole 12 on bar 15, therefore guaranteeing that patient is engaged facing 14, worm gear 13 is not yet
Can backwards rotation solved when being treated to patient oral cavity to guarantee that patient oral cavity will not be closed, once what patient opened one's mouth
Time is longer, and patient subconscious can close mouth, this brings centainly troublesome problem to therapeutic process；
Additionally by the LED light 5 of setting, after switching it on extraneous power supply, illumination can be played the role of, meanwhile, it is needing
When wanting, fastening bolt 4 can be unscrewed, replaces suitable facing 14, general bite-block permanent opening device is solved and is not easy to
The problem of replacing different model facing.
Basic principles, main features, and advantages of the present invention has been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Be only the utility model preference, be not intended to limit the utility model, do not departing from the spirit and scope of the utility model
Under the premise of, the utility model also has various changes and improvements, these changes and improvements both fall within claimed it is practical
In novel range.The protection scope of the present invention is defined by the appended claims and their equivalents.
Claims (7)
1. a kind of bite-block permanent opening device, including hold-down support (1), it is characterised in that: offered on the hold-down support (1) with
The groove (10) that the external world is connected, opens up that there are two symmetrical axis holes on the cell wall of groove (10) front and rear sides
(11), the first threaded hole (12) being connected with the external world, the groove (10) are offered on the right side cell wall of the groove (10)
Interior to be equipped with upper and lower two symmetrical worm gears (13), the worm gear (13) is equipped with shaft (131), the shaft (131)
Two ends are located in the corresponding axis hole (11), pass through the shaft between the worm gear (13) and the axis hole (11)
(131) it being rotatablely connected, is additionally provided with connecting rod (132) on the shaft (131), the end of the connecting rod (132) is equipped with facing (14),
The facing (14) is equipped with the rectangular channel (141) being connected with the external world, and the cell wall of the rectangular channel (141) is equipped with baffle
(142), it being additionally provided with worm screw (15) between two worm gears (13), the worm gear (13) is mutually twisted with the worm screw (15),
A wherein end for the worm screw (15) is equipped with handle (151), and the other end damaged surface of the worm screw (15) is equipped with outer
Screw thread (152) is threadedly coupled between the external screw thread (152) and first threaded hole (12).
2. bite-block permanent opening device according to claim 1, it is characterised in that: the height of the baffle (142) is less than institute
State the height of facing (14).
3. bite-block permanent opening device according to claim 1, it is characterised in that: the right side of the baffle (142) and institute
The right side for stating facing (14) is in the same plane.
4. bite-block permanent opening device according to claim 1, it is characterised in that: the handle (151) is in hollow circular ring shape.
5. bite-block permanent opening device according to claim 1, it is characterised in that: be additionally provided with several on the facing (14)
The second threaded hole (2) linearly equidistantly arranged.
6. bite-block permanent opening device according to claim 5, it is characterised in that: on the connecting rod (132) described in face
The position of two threaded holes (2) is equipped with third threaded hole (3), and third threaded hole (3) internal screw thread is connected with fastening bolt (4),
It is threadedly coupled between the fastening bolt (4) and corresponding second threaded hole (2).
7. bite-block permanent opening device according to claim 1, it is characterised in that: on the front and rear sides face of the facing (14)
It is equipped with several LED light (5) linearly equidistantly arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920053068.4U CN209595712U (en) | 2019-01-14 | 2019-01-14 | A kind of bite-block permanent opening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920053068.4U CN209595712U (en) | 2019-01-14 | 2019-01-14 | A kind of bite-block permanent opening device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209595712U true CN209595712U (en) | 2019-11-08 |
Family
ID=68400572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920053068.4U Expired - Fee Related CN209595712U (en) | 2019-01-14 | 2019-01-14 | A kind of bite-block permanent opening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209595712U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111588340A (en) * | 2020-06-02 | 2020-08-28 | 吉林大学 | Auxiliary positioning device for oral cavity correction |
| CN114391979A (en) * | 2022-01-14 | 2022-04-26 | 武汉泷寅科技有限公司 | Medical surgical operation spreader |
-
2019
- 2019-01-14 CN CN201920053068.4U patent/CN209595712U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111588340A (en) * | 2020-06-02 | 2020-08-28 | 吉林大学 | Auxiliary positioning device for oral cavity correction |
| CN114391979A (en) * | 2022-01-14 | 2022-04-26 | 武汉泷寅科技有限公司 | Medical surgical operation spreader |
| CN114391979B (en) * | 2022-01-14 | 2024-05-28 | 武汉泷寅科技有限公司 | Medical surgical operation spreader |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191108 Termination date: 20210114 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |