CN210204952U

CN210204952U - Base support expands bow ware

Info

Publication number: CN210204952U
Application number: CN201920806524.8U
Authority: CN
Inventors: Weitang Zhu; 朱威堂
Original assignee: Guangdong Jingying Supplementary Manufacturing Technology Co ltd
Current assignee: Guangdong Jingying Supplementary Manufacturing Technology Co ltd
Priority date: 2019-05-31
Filing date: 2019-05-31
Publication date: 2020-03-31
Anticipated expiration: 2029-05-31

Abstract

The utility model discloses a base support bow expander, which comprises a left base support and a right base support, wherein a first expansion sleeve is fixedly arranged inside the left base support, a second expansion sleeve is fixedly arranged inside the right base support, extension grooves are respectively arranged inside the first expansion sleeve and the second expansion sleeve, and springs are fixedly connected inside the extension grooves, the outer side surface of the threaded support rod is in threaded connection with a threaded positioning cap, so that the distance adjustment of the base support bow expander is convenient, the width value through setting up the limiting plate is greater than the width value that limit baffle exported, is convenient for carry out the position to extending branch and prescribes a limit to, avoids extending branch and break away from the inside of extending groove, and the inside branch that extends of the inside first expansion sleeve of cooperation left base support extends to the inside second expansion sleeve's of right base support inside to avoid adjusting the base support and expand the bow ware and appear unstable phenomenon when adjusting.

Description

Base support expands bow ware

Technical Field

The utility model relates to an expand the bow ware, in particular to base holds in palm expands bow ware belongs to oral cavity medical instrument technical field.

Background

The appliance is composed of an arch expander, a fixing clamp ring, a hyperbolic labial arch and a base, and the correction principle is that the arch expander is placed at a proper position, the arch expander is opened through rotating a spiral hole, and correction force is transmitted to teeth and alveolar bones through the base so as to enlarge the width and the length of upper and lower jaw dental arches. In the practical application process, doctors need to adjust the arch expander in time according to the oral cavity conditions of patients, the traditional arch expander only has one screw rod, and only one screw rod needs to be twisted, the bases on two sides can move, so that the bases expand the arch expander to be unstable, and great troubles are brought when medical oral treatment is carried out.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a base holds in palm expands bow ware to the tradition that proposes in solving above-mentioned background art expands bow ware only a screw rod, as long as a twist screw rod, then the base on both sides holds in the palm all can remove, thereby leads to the base to hold in the palm and expands bow ware and appear unstablely, has brought very big troublesome problem when carrying out medical treatment oral treatment.

In order to achieve the above object, the utility model provides a following technical scheme: a base support arch expander comprises a left base support and a right base support, wherein a first expansion sleeve is fixedly arranged inside the left base support, a second expansion sleeve is fixedly arranged inside the right base support, extension grooves are formed in the first expansion sleeve and the second expansion sleeve, springs are fixedly connected inside the extension grooves, every two extension grooves are movably connected with an extension supporting rod, the outer side surface of each extension supporting rod is in contact with the inner wall of each extension groove, one end of each spring is fixedly connected with one end of each extension supporting rod, a threaded supporting rod is fixedly arranged inside the left base support, a through hole is formed inside the right base support, one end of each threaded supporting rod penetrates through the left base support and extends into the through hole, and the outer side surface of each threaded supporting rod is in contact with the inner wall of the through hole, the outer side surface of the threaded support rod is in threaded connection with a positioning threaded positioning cap, bow expanding devices are fixedly mounted on one side of the left base support and the other side of the right base support, the number of the bow expanding devices is four, and the number of the bow expanding devices is two.

As an optimized technical scheme of the utility model, first expansion sleeve's quantity is two, two first expansion sleeve uses the axle center of left base frame to distribute as central symmetry.

As an optimized technical scheme of the utility model, the quantity of second expansion sleeve is two, two the second expansion sleeve uses the axle center of right base support as central symmetry distribution.

As a preferred technical scheme of the utility model, the inner wall rule of extension groove is connected with limit baffle, the equal fixedly connected with limiting plate in both ends of extension branch, the width value of limiting plate is greater than the width value of limit baffle export.

As a preferred technical scheme of the utility model, a plurality of annular ring, a plurality of have been seted up to the lateral surface of screw thread position cap the annular ring equidistance is arranged at the lateral surface of screw thread position cap.

As an optimized technical scheme of the utility model, the screw thread position cap is located between left base support and the right base support.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a base holds in palm expands bow ware, there is screw thread position cap through the lateral surface threaded connection at threaded branch, and the distance adjustment of bow ware is expanded to the regulation base of being convenient for, the width value through setting up the limiting plate is greater than the width value of limit baffle export, be convenient for carry out the position to extending branch and inject, avoid extending branch and break away from the inside of extending groove, the inside extension branch of the inside first extension branch of support of cooperation left side support extends to the inside second of right side support and expands telescopic inside, thereby avoid adjusting the base and hold in the palm and expand bow ware and appear unstable phenomenon when adjusting.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic side view of the present invention;

fig. 3 is a schematic view of a partial structure of the present invention.

In the figure: 1. a left base support; 2. a right base support; 3. a threaded strut; 4. a second expansion sleeve; 5. a limit baffle; 6. a limiting plate; 7. a bow expander; 8. a first expansion sleeve; 9. annular ring; 10. an extension strut; 11. a threaded locating cap; 12. an extension groove; 13. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a base support arch expander, which comprises a left base support 1 and a right base support 2, wherein a first expansion sleeve 8 is fixedly installed inside the left base support 1, a second expansion sleeve 4 is fixedly installed inside the right base support 2, extension grooves 12 are respectively formed inside the first expansion sleeve 8 and the second expansion sleeve 4, a spring 13 is fixedly connected inside the extension groove 12, an extension support rod 10 is movably connected inside each two extension grooves 12, the outer side surface of the extension support rod 10 contacts with the inner wall of the extension groove 12, one end of the spring 13 is fixedly connected with one end of the extension support rod 10, one end of the spring 13 is fixedly connected with the inside of the left base support 1 and is fixedly installed with a threaded support rod 3, a through hole is formed inside the right base support 2, one end of the threaded support rod 3 penetrates through the left base support 1 and extends to the inside of the through hole, the outer side surface of the threaded support rod 3 is in contact with the inner wall of the through hole, the outer side surface of the threaded support rod 3 is in threaded connection with a positioning threaded positioning cap 11, bow expanding devices 7 are fixedly mounted on one side of the left base support 1 and the other side of the right base support 2, the number of the bow expanding devices 7 is four, and the two bow expanding devices 7 are in a group.

Preferably, the number of the first expansion sleeves 8 is two, and the two first expansion sleeves 8 are symmetrically distributed around the axis of the left base 1 and are two in number through the first expansion sleeves 8, so that the left base 1 and the right base 2 are fixed conveniently.

Preferably, the number of the second expansion sleeve 4 is two, and the two second expansion sleeves 4 are symmetrically distributed around the axis of the right base plate 2, and the number of the second expansion sleeves 4 is two, so that the left base plate 1 and the right base plate 2 can be conveniently fixed.

Preferably, the inner wall rule of extending groove 12 is connected with limit baffle 5, and the equal fixedly connected with limiting plate 6 in both ends of extension branch 10, the width value of limiting plate 6 are greater than the width value that 5 exports of limit baffle, and the width value through setting up limiting plate 6 is greater than the width value that 5 exports of limit baffle, is convenient for carry out the position to extension branch 10 and prescribes a limit to, avoids extending branch 10 and breaks away from the inside of extending groove 12.

Preferably, a plurality of annular ring 9 has been seted up to the lateral surface of screw thread location cap 11, and a plurality of annular ring 9 equidistance is arranged at the lateral surface of screw thread location cap 11, has seted up annular ring 9 through the lateral surface at screw thread location cap 11 to be convenient for carry out the position control to screw thread location cap 11, be difficult to the problem of rotation when avoiding appearing adjusting.

Preferably, the screw thread positioning cap 11 is located between the left base support 1 and the right base support 2, thereby being convenient for adjust the distance of two base supports by placing the screw thread positioning cap 11 between the left base support 1 and the right base support 2.

When specifically using, the utility model relates to a base holds in palm expands bow ware, at first with the one end of 1 inside screw thread branch 3 of left base support extend to the inside of the jack of right base support 2 inside, the inside extension branch 10 of 1 inside first expansion sleeve 8 of cooperation left base support extends to the inside second expansion sleeve 4 of right base support 2, the inside spring 13 of the first expansion sleeve 8 of deuterogamying and second expansion sleeve 4 respectively with the both ends fixed connection who extends branch 10, thereby make left base support 1 and right base support 2 stabilize the regulation, there is screw thread locating cap 11 through the lateral surface threaded connection at screw thread branch 3, thereby be convenient for adjust this base support and expand the regulation of bow ware.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a base holds in palm expands bow ware, includes left base hold in the palm (1) and right base hold in the palm (2), its characterized in that, the inside fixed mounting of left base hold in the palm (1) has first expansion sleeve (8), the inside fixed mounting of right base hold in the palm (2) has second expansion sleeve (4), extension groove (12) have all been seted up with the inside of second expansion sleeve (4) to first expansion sleeve (8), the inside fixedly connected with spring (13) of extension groove (12), every two the inside swing joint of extension groove (12) has an extension branch (10), the lateral surface of extension branch (10) contacts with the inner wall of extension groove (12), the one end of spring (13) and the one end fixed connection of extension branch (10), the other end of spring (13) and the inner wall fixed connection of extension groove (12), the inside fixed mounting of left base hold in the palm (1) has threaded strut (3), the utility model discloses a bow expansion device, including right side base support (2), the one end of screw thread branch (3) runs through left base support (1) and extends to the inside of interlude hole, the lateral surface of screw thread branch (3) contacts with the inner wall of interlude hole, screw thread branch (3) lateral surface threaded connection has location screw thread location cap (11), the equal fixed mounting of one side of left side base support (1) and the opposite side of right base support (2) has bow expansion ware (7), the quantity of bow expansion ware (7) is four, two bow expansion ware (7) are a set of.

2. The base bow expander of claim 1, wherein: the number of the first expansion sleeves (8) is two, and the two first expansion sleeves (8) are symmetrically distributed by taking the axis of the left base (1) as the center.

3. The base bow expander of claim 1, wherein: the number of the second expansion sleeves (4) is two, and the two second expansion sleeves (4) are symmetrically distributed by taking the axis of the right base support (2) as the center.

4. The base bow expander of claim 1, wherein: the inner wall rule of extending groove (12) is connected with limit baffle (5), the equal fixedly connected with limiting plate (6) in both ends of extension branch (10), the width value of limiting plate (6) is greater than the width value that limit baffle (5) exported.

5. The base bow expander of claim 1, wherein: a plurality of annular holes (9) are formed in the outer side face of the thread positioning cap (11), and the annular holes (9) are distributed on the outer side face of the thread positioning cap (11) at equal intervals.

6. The base bow expander of claim 1, wherein: the thread positioning cap (11) is positioned between the left base support (1) and the right base support (2).