CN209864093U - Protective sleeve of dental handpiece - Google Patents

Abstract

The utility model relates to a dental equipment technical field just discloses a dental handpiece's protective sheath, including the cell-phone body, the dog has been cup jointed to the outside of cell-phone body. This protective sheath of dental handpiece, make a screw thread section of thick bamboo can fix the outside at the cell-phone body through the thread bush, and make through the dog make can not make a screw thread section of thick bamboo rotate when the dentist uses the cell-phone thereby there is any influence to the operation of dentist, should make the fixed more firm of a screw thread section of thick bamboo promote the movable block upwards through the extrusion, make the removal erect the board and drive spherical piece rebound, spherical piece rebound is with connecting block jack-up, make the backup pad that is connected with the connecting block strut the protection cloth cover, the dentist can not influence the operation and feel because of having great removal space between protection cloth cover and the backup pad when using, the device changes traditional plastics protective sheath into the protection cloth cover, the frictional force is bigger when making the cell-phone is held to the dentist, the possibility of cell-phone landing has been.

Description

Protective sleeve of dental handpiece

Technical Field

The utility model relates to a dental equipment technical field specifically is a protective sheath of dental handpiece.

Background

One of the classifications of dentistry and medical science is generally incorporated into the department of stomatology in hospitals, dentistry mainly treats diseases related to teeth and periodontium, a mobile phone is not a mobile phone for making a call, the variety of the mobile phone is more, the mobile phone can be divided into a high-speed mobile phone and a low-speed mobile phone according to the rotating speed and the structure, the high-speed mobile phone drives a micro-turbine in a handpiece of the mobile phone to rotate by using high-pressure air, the cutting linear speed of a needle can reach fifteen meters per second, and the rotating speed of the low-speed mobile phone is only thousands of revolutions per.

The protective sleeve can be sleeved outside the mobile phone in the process of using the mobile phone in the dentistry, the disposable plastic protective sleeve is used in the market, but the protective sleeve indirectly improves the difficulty of using the mobile phone and even can cause injury to the oral cavity of a patient because a dentist wears medical gloves to cause the contact part between the mobile phone and the gloves to be very smooth and to easily fall off from the hands of the dentistry when in use, so that the protective sleeve of the dental mobile phone is provided to solve the problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a dental handpiece's protective sheath possesses advantages such as the difficult landing of frictional force greatly, has solved the problem that protective sheath on the market caused the easy landing of cell-phone.

(II) technical scheme

For the purpose that realizes above-mentioned frictional force is difficult for the landing greatly, the utility model provides a following technical scheme: a protective sleeve of a dental handpiece comprises a handpiece body, wherein a stop block is sleeved outside the handpiece body, two thread sleeves which are positioned below the stop block are arranged outside the handpiece body, a thread barrel is sleeved outside the handpiece body, four movable grooves are formed inside the thread barrel, the four front sides, the four rear sides, the four left sides and the four right sides of the thread barrel are respectively provided with a movable groove communicated with the movable grooves, the bottom wall in the movable groove is fixedly connected with a connecting spring, the top of the connecting spring is fixedly connected with a movable block which penetrates through the movable groove and extends to the outside of the thread barrel, the top of the movable block is fixedly connected with a movable vertical plate, the opposite side of the left movable vertical plate and the right movable vertical plate and the opposite side of the front movable vertical plate and the rear movable vertical plate are respectively and fixedly connected with five spherical blocks, and the four supporting springs are respectively, one side of the supporting spring, which is far away from the mobile phone body, is fixedly connected with the supporting plate, the number of the connecting blocks, which are five and extend into the movable groove and are in contact with the spherical blocks, are fixedly connected with one side of the supporting plate, which is close to the supporting spring, the extrusion cover, which is in contact with the movable block, is sleeved outside the threaded cylinder, and the protective cloth cover is sleeved outside the supporting plate.

Preferably, the threaded cylinder is a hollow cylinder, two internal thread grooves matched with the two thread sleeves are formed in the threaded cylinder, and an external thread groove is formed in the bottom of the outer surface of the threaded cylinder.

Preferably, the inner part of the pressing cover is provided with an internal thread matched with the external thread groove, and the inner diameter of the pressing cover is equal to the outer diameter of the thread cylinder.

Preferably, the connecting blocks are twenty in number, twenty are four in number, one column is five in number, and five connecting blocks are distributed at equal intervals.

Preferably, the spherical blocks are hemispherical blocks, and the spherical blocks and the connecting blocks are in one-to-one correspondence.

Preferably, the supporting springs are sixteen in total, sixteen supporting springs are divided into four rows, one row of the supporting springs is four in total, and four supporting springs and one row of five connecting blocks are distributed in a crossed manner.

Preferably, the bottom of the stop block is a rubber surface, and one side of the support plate, which is far away from the mobile phone body, is a rubber anti-slip surface.

(III) advantageous effects

Compared with the prior art, the utility model provides a protective sheath of dental handpiece possesses following beneficial effect:

this protective sheath of dental handpiece, make a screw thread section of thick bamboo can fix the outside at the cell-phone body through the thread bush, and make through the dog make can not make a screw thread section of thick bamboo rotate when the dentist uses the cell-phone thereby there is any influence to the operation of dentist, should make the fixed more firm of a screw thread section of thick bamboo promote the movable block upwards through the extrusion, make the removal erect the board and drive spherical piece rebound, spherical piece rebound is with connecting block jack-up, make the backup pad that is connected with the connecting block strut the protection cloth cover, the dentist can not influence the operation and feel because of having great removal space between protection cloth cover and the backup pad when using, the device changes traditional plastics protective sheath into the protection cloth cover, the frictional force is bigger when making the cell-phone is held to the dentist, the possibility of cell-phone landing has been.

Drawings

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

FIG. 2 is a top sectional view of the structure of the present invention;

FIG. 3 is an enlarged schematic view of the point A in the structure of FIG. 1 of the present invention;

fig. 4 is an enlarged schematic view of the position B in the structure diagram 1 of the present invention.

In the figure: the mobile phone comprises a mobile phone body 1, a stop block 2, a thread sleeve 3, a thread cylinder 4, a movable groove 5, a movable groove 6, a connecting spring 7, a movable block 8, a movable vertical plate 9, a spherical block 10, a supporting spring 11, a supporting plate 12, a connecting block 13, a squeezing cover 14 and a protective cloth cover 15.

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. 1-4, a protective cover for a dental handpiece comprises a handpiece body 1, a stopper 2 is sleeved outside the handpiece body 1, the bottom of the stopper 2 is a rubber surface, two thread sleeves 3 which are arranged outside the handpiece body 1 and are positioned below the stopper 2, a thread cylinder 4 is sleeved outside the handpiece body 1, the thread cylinder 4 is a hollow cylinder, two inner thread grooves which are matched with the two thread sleeves 3 are arranged inside the thread cylinder 4, an outer thread groove is arranged at the bottom of the outer surface of the thread cylinder 4, four movable grooves 5 are arranged inside the thread cylinder 4, movable grooves 6 which are communicated with the movable grooves 5 are arranged on the front side, the rear side, the left side and the right side of the thread cylinder 4, a connecting spring 7 is fixedly connected to the inner bottom wall of the movable groove 5, a moving block 8 which penetrates through the movable groove 6 and extends to the outside of the thread cylinder 4 is fixedly connected to the top of the connecting spring 7, the top of the moving block 8 is fixedly connected with a moving vertical plate 9, the back side of the left and right moving vertical plates 9 and the back side of the front and back moving vertical plates 9 are fixedly connected with five spherical blocks 10, the spherical blocks 10 are hemispherical blocks, the spherical blocks 10 and the connecting blocks 13 are in one-to-one correspondence, the left and right sides and the front and back sides of the threaded cylinder 4 are fixedly connected with four supporting springs 11, the supporting springs 11 are sixteen in total, the sixteen supporting springs 11 are divided into four rows, one row of the supporting springs 11 is four in total, the four supporting springs 11 and one row of the five connecting blocks 13 are in cross distribution, one side of the four supporting springs 11 far away from the mobile phone body 1 is fixedly connected with a supporting plate 12, one side of the supporting plate 12 far away from the mobile phone body 1 is a rubber anti-skid surface, one side of the supporting plate 12 near the supporting springs 11 is fixedly connected with five connecting blocks 13 which extend into the groove of the, twenty connecting blocks 13 in total, four rows of twenty connecting blocks 13 in total, five connecting blocks 13 in one row, five connecting blocks 13 are distributed at equal intervals, a pressing cover 14 which is contacted with the moving block 8 is sleeved outside the threaded cylinder 4, internal threads matched with external thread grooves are installed inside the pressing cover 14, the inner diameter of the pressing cover 14 is equal to the outer diameter of the threaded cylinder 4, a protective cloth sleeve 15 is sleeved outside the supporting plate 12, the threaded cylinder 4 can be fixed outside the mobile phone body 1 through the threaded sleeve 3, the stop block 2 prevents the threaded cylinder 4 from rotating when a dentist uses the mobile phone, so that the dentist can operate the mobile phone, the moving block 8 is pushed upwards while the threaded cylinder 4 is fixed more stably through pressing the pressing cover 14, the moving vertical plate 9 drives the spherical block 10 to move upwards, the spherical block 10 moves upwards to jack up the connecting blocks 13, make the backup pad 12 that is connected with connecting block 13 strut protection cloth cover 15, dentist can not influence the operation and feel because of having great removal space between protection cloth cover 15 and the backup pad 12 when using, and the device is changed traditional plastics protective sheath into protection cloth cover 15 for frictional force is bigger when dentist holds the cell-phone, has reduced the possibility of cell-phone landing.

To sum up, the protective sleeve of the dental handpiece can fix the threaded cylinder 4 outside the handpiece body 1 through the threaded sleeve 3, and can prevent the threaded cylinder 4 from rotating when the dental handpiece is used by a dentist through the stop block 2, so that the operation of the dentist is influenced, the threaded cylinder 4 is fixed more stably by extruding the stop block 14, the moving block 8 is pushed upwards, the moving vertical plate 9 drives the spherical block 10 to move upwards, the spherical block 10 moves upwards to jack up the connecting block 13, the supporting plate 12 connected with the connecting block 13 props up the protective cloth sleeve 15, the dentist can not influence the operation hand feeling because of a large moving space between the protective cloth sleeve 15 and the supporting plate 12 when the dental handpiece is used, the traditional plastic protective sleeve is replaced by the protective cloth sleeve 15, so that the friction force is larger when the dentist holds the handpiece, and the possibility of the slide of the handpiece is reduced, the problem that the mobile phone is easy to slide down due to the protective sleeve on the market is solved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 (7)

1. A protective sheath of dental handpiece, includes cell-phone body (1), its characterized in that: the mobile phone comprises a mobile phone body (1), a stop block (2) is sleeved outside the mobile phone body (1), two thread sleeves (3) which are located below the stop block (2) are mounted outside the mobile phone body (1), a thread barrel (4) is sleeved outside the mobile phone body (1), four movable grooves (5) are formed inside the thread barrel (4), movable grooves (6) communicated with the movable grooves (5) are formed in the front side, the rear side, the left side and the right side of the thread barrel (4), a connecting spring (7) is fixedly connected to the bottom wall in each movable groove (5), a movable block (8) which penetrates through each movable groove (6) and extends to the outside of the thread barrel (4) is fixedly connected to the top of each movable block (8), a movable vertical plate (9) is fixedly connected to the top of each movable vertical plate (9), five spherical blocks (10) are fixedly connected to one side of the left side and the right side, opposite to the back side of the movable vertical, the utility model discloses a cell-phone, including screw thread section of thick bamboo (4), the equal fixedly connected with quantity in left and right sides and front and back both sides of screw thread section of thick bamboo (4) is supporting spring (11) four, four one side that cell-phone body (1) were kept away from in supporting spring (11) all with backup pad (12) fixed connection, backup pad (12) are close to the equal fixedly connected with quantity in one side of supporting spring (11) and are five and extend to activity groove (5) inslot and with connecting block (13) of spherical block (10) contact, the outside of screw thread section of thick bamboo (4) is cup jointed and is pressed lid (14) that contact with movable block (8), protection cloth cover (15) have been cup jointed.

2. A protective cover for a dental handpiece according to claim 1, wherein: the thread cylinder (4) is a hollow cylinder, two internal thread grooves matched with the thread sleeves (3) are formed in the thread cylinder (4), and an external thread groove is formed in the bottom of the outer surface of the thread cylinder (4).

3. A protective cover for a dental handpiece according to claim 1 or 2, characterized in that: the inner part of the extrusion cover (14) is provided with an internal thread matched with the external thread groove, and the inner diameter of the extrusion cover (14) is equal to the outer diameter of the thread cylinder (4).

4. A protective cover for a dental handpiece according to claim 1, wherein: the connecting blocks (13) are twenty in total, twenty are four in total, one is five in total, and five are distributed at equal intervals in connecting blocks (13).

5. A protective cover for a dental handpiece according to claim 1, wherein: the spherical blocks (10) are hemispherical blocks, and the spherical blocks (10) and the connecting blocks (13) are in one-to-one correspondence.

6. A protective cover for a dental handpiece according to claim 1 or 4, characterized in that: the supporting springs (11) are sixteen in total, sixteen supporting springs (11) are divided into four rows, one row of the supporting springs (11) are four in total, and the four supporting springs (11) and one row of the five connecting blocks (13) are distributed in a crossed mode.

7. A protective cover for a dental handpiece according to claim 1, wherein: the bottom of the stop block (2) is a rubber surface, and one side of the support plate (12) far away from the mobile phone body (1) is a rubber anti-slip surface.