JPS6041217Y2 - dental syringe - Google Patents
dental syringeInfo
- Publication number
- JPS6041217Y2 JPS6041217Y2 JP10729881U JP10729881U JPS6041217Y2 JP S6041217 Y2 JPS6041217 Y2 JP S6041217Y2 JP 10729881 U JP10729881 U JP 10729881U JP 10729881 U JP10729881 U JP 10729881U JP S6041217 Y2 JPS6041217 Y2 JP S6041217Y2
- Authority
- JP
- Japan
- Prior art keywords
- ring
- fitting recess
- air
- head member
- bearing ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Landscapes
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
- Endoscopes (AREA)
- Nozzles (AREA)
Description
【考案の詳細な説明】
本願は把握部の頭部に水通路用の制御バルブと空気通路
用の制御バルブとを備え、一方の制御バルブを作動した
ときに把握部先端に接続された噴出ノズルから水を、ま
た他方の制御バルブを作動したときに前記噴出ノズルか
ら加圧空気を、また両制御バルブを同時に作動したとき
、前記噴出ノズルから霧を噴出させるように構成した歯
科用シリンジに関し、特に前記把握部を手持して使用す
る際に、把握部内に導入されかつその頭部に設けた水通
路及び空気通路に接続される可撓性ホースにねじれが生
じないように、これらを回転自在に接続して歯科用シリ
ンジの操作性を良好にしたもので、その実施例を以下図
面について詳述すると、第1図は把握部1の頭部先端に
噴出ノズル2を螺合接続して成るシリンジ本体の総体を
示しており、前記把握部1の頭部に、水通路用制御バル
ブを外部操作する押圧子3と、空気通路用制御バルブを
外部操作する押圧子4とが夫々並設されている。[Detailed description of the invention] The present application is equipped with a water passage control valve and an air passage control valve at the head of the gripping part, and when one of the control valves is actuated, a jet nozzle connected to the tip of the gripping part is provided. A dental syringe configured to eject pressurized air from the ejection nozzle when the other control valve is actuated, and eject mist from the ejection nozzle when both control valves are actuated simultaneously, In particular, when using the grasping section by hand, the flexible hoses introduced into the grasping section and connected to the water passage and air passage provided at the head of the grasping section can be freely rotated to avoid twisting. This device improves the operability of the dental syringe by connecting it to a dental syringe, and its embodiment will be described in detail below with reference to the drawings. This figure shows the entire syringe body, and a pusher 3 for externally operating a water passage control valve and a pusher 4 for externally operating an air passageway control valve are arranged in parallel on the head of the grasping part 1, respectively. ing.
第2図は噴出ノズル2を取外した把握部1の要部を示す
断面図であり、前記把握部1は従来と同様に、軸筒5の
先端に、水通路6と、空気通路7と、前記押圧子3によ
って作動する水用制御バルブ8と、図示しないが前記押
圧子4によって作動する空気用制御バルブとをそれぞれ
有した頭部材9が螺合接続されている。FIG. 2 is a cross-sectional view showing the main parts of the gripping part 1 with the jet nozzle 2 removed, and the gripping part 1 has a water passage 6, an air passage 7 at the tip of the shaft cylinder 5, as in the conventional case. A head member 9 having a water control valve 8 operated by the pusher 3 and an air control valve (not shown) operated by the pusher 4, respectively, are screwed together.
前記制御バルブ8は常時は水通路6を閉路しており、押
圧子3を復元用スプリングに抗して押圧したとき弁が開
口して水通路6を開路するように構成されており、この
制御バルブ8は周知のものであり、図示しないが空気用
制御バルブも亦、常時は空気通路6を閉路しており、押
圧子3を復元用スプリングに抗して押圧したとき弁が開
口して空気通路7を開路する構成となっている。The control valve 8 normally closes the water passage 6, and is configured so that when the pusher 3 is pressed against the restoring spring, the valve opens and the water passage 6 is opened. The valve 8 is well known, and although not shown, the air control valve also normally closes the air passage 6, and when the presser 3 is pressed against the restoring spring, the valve opens and air is released. The passage 7 is configured to be open.
前記頭部材9の後端部には、前記水通路6と連通ずる嵌
合凹部10と、これと同心円状に突出し内部が前記空気
通路7と連通ずる接続リング11とが夫々設けられてい
る。At the rear end of the head member 9, a fitting recess 10 communicating with the water passage 6 and a connecting ring 11 protruding concentrically therewith and communicating with the air passage 7 are provided.
12は後端部に水用の可撓性ホース13を接続する接続
筒14と、空気用の可撓性ホース15を接続する接続筒
16とを突設し、先端部に前記嵌合凹部10とシール用
Oリング17を介して回転可能に嵌合される嵌合凸部1
8を延長して設けた回転部材で、内部に一端が前記接続
筒14と連通し、他端が嵌合凹部10内で開口する水用
の通孔19と、一端が前記接続筒16と連通し、他端が
前記接続リング11内で開口する空気用の通孔20が夫
々開設されており、かつ外周に鍔21が設けられている
。12 has a connecting tube 14 for connecting a flexible hose 13 for water at its rear end and a connecting tube 16 for connecting a flexible hose 15 for air in a protruding manner, and the fitting recess 10 at its tip. and a fitting convex portion 1 which is rotatably fitted via a sealing O-ring 17.
A rotating member provided as an extension of 8, inside which one end communicates with the connecting tube 14 and the other end communicates with the connecting tube 16. However, air holes 20 whose other ends open inside the connection ring 11 are respectively provided, and a collar 21 is provided on the outer periphery.
22は内周面がシール用Oリング23を介して前記回転
部材12の外周面に回転自在摺接し、外周面がシール用
01Jング24を介して前記接続リング11の内周面と
密接する軸受リングで、その外周に前記接続リング11
の端面に当接する鍔25が設けられている。Reference numeral 22 denotes a bearing whose inner circumferential surface is in rotatable sliding contact with the outer circumferential surface of the rotating member 12 via a sealing O-ring 23, and whose outer circumferential surface is in close contact with the inner circumferential surface of the connecting ring 11 via a sealing O-ring 24. a ring, and the connecting ring 11 is attached to the outer circumference of the ring.
A collar 25 is provided which comes into contact with the end surface of the holder.
26は前記接続リング11の外周に螺合される袋状ナツ
トで、その閉端部に、これを前記接続リング11に螺締
して鍔25を接続リング11の端面に圧接した状態で、
前記回転部材12の鍔21と後端部との間に空隙pが存
するように回転部材12を遊嵌する段状の円孔27が設
けられている。26 is a bag-shaped nut that is screwed onto the outer periphery of the connecting ring 11, and the closed end thereof is screwed onto the connecting ring 11 so that the collar 25 is pressed against the end surface of the connecting ring 11.
A stepped circular hole 27 into which the rotating member 12 is loosely fitted is provided so that a gap p exists between the collar 21 and the rear end of the rotating member 12.
従って、袋状ナツト26を接続リング11に螺締するこ
とにより、軸受リング22と前記嵌合凹部10との間で
回転部材12を回転自在に支承することができると共に
鍔21が軸受リング22と袋状ナツト26との間に位置
して、回転部材12が抜脱することはない。Therefore, by screwing the bag-shaped nut 26 to the connecting ring 11, the rotating member 12 can be rotatably supported between the bearing ring 22 and the fitting recess 10, and the collar 21 can be rotated between the bearing ring 22 and the fitting recess 10. The rotary member 12 is located between the nut 26 and the rotary member 12 so that it will not come off.
以上のように本願によれば、袋状ナツトを接続リングに
螺締することにより、頭部材に対し、回転部材を回転自
在に支承する軸受リングと回転部材とを同時に取付ける
ように構成したので、構造並びに取付は操作が極めて簡
単であると共に、可撓性ホースの交換にも便利であり、
かつ回転部材に鍔を設けて、これを軸受リングの下面と
袋状ナツトとの間に介在して戊るので、頭部材に対する
回転部材の取付も確実にできるなどの利点を有する。As described above, according to the present application, the bearing ring that rotatably supports the rotating member and the rotating member are simultaneously attached to the head member by screwing the bag-shaped nut to the connecting ring. The structure and installation are extremely easy to operate, and it is also convenient to replace flexible hoses.
Furthermore, since the rotary member is provided with a collar, which is interposed between the lower surface of the bearing ring and the bag-shaped nut, there is an advantage that the rotary member can be securely attached to the head member.
図面は本願の実施例を示すもので、第1図は総体斜視図
、第2図は要部の拡大断面図である。
図中1は把握部、2は噴出ノズル、3,4は押圧子、5
は軸筒、6は水通路、7は空気通路、8は制御バルブ、
9は頭部材、10は嵌合凹部、11は接続リング、12
は回転部材、13.15は可撓性ホース、14,16は
接続筒、18は嵌合凸部、19.20は通孔、21.2
5は鍔、22は軸受リング、26は袋状ナツト、27は
円孔である。The drawings show an embodiment of the present application, and FIG. 1 is an overall perspective view, and FIG. 2 is an enlarged sectional view of the main part. In the figure, 1 is the grasping part, 2 is the jet nozzle, 3 and 4 are the pressers, and 5
is a shaft cylinder, 6 is a water passage, 7 is an air passage, 8 is a control valve,
9 is a head member, 10 is a fitting recess, 11 is a connecting ring, 12
13.15 is a rotating member, 13.15 is a flexible hose, 14 and 16 are connecting tubes, 18 is a fitting convex portion, 19.20 is a through hole, 21.2
5 is a collar, 22 is a bearing ring, 26 is a bag-shaped nut, and 27 is a circular hole.
Claims (1)
接続し、前記頭部材に、空気通路と、水通路と、これら
各通路を夫々押圧子の外部操作により作動して開閉する
制御バルブとを備えて成るシリンジ本体の前記頭部材の
後端部中央位置に、前記水通路と連通ずる嵌合凹部と、
これと同心円状に突出し内部が前記空気通路と連通ずる
接続リンクとを突設し、この接続リングに袋状ナツトを
螺締することにより軸受リングを前記接続リング内に取
付け、かつ先端に前記嵌合凹部に回転自在に嵌合される
嵌合凸部を延長して設け、後端に水用及び空気用の可撓
性ホースを夫々接続する接続筒を設けると共に、外周に
鍔を突設し、内部に、前記水用接続筒と前記嵌合凹部と
を連通ずる通孔と、前記空気用接続筒と前記接続リング
内部とを連通ずる通孔とを夫々開設した回転部材を、前
記鍔が前記軸受リングの下面と袋状ナツトとの間に介在
するように、前記嵌合凹部と前記軸受リングとにより回
転自在に支承して成る歯科用シリンジ。A head member is connected to the tip of the shaft cylinder, a jet nozzle is connected to the tip of the head member, and an air passage and a water passage are connected to the head member, and each of these passages is operated and opened/closed by external operation of a presser. a fitting recess communicating with the water passage at a central position of the rear end of the head member of the syringe body comprising a valve;
A connecting link is protruded concentrically with the connecting link, the inside of which communicates with the air passage, and a bag-shaped nut is screwed onto the connecting ring to install the bearing ring within the connecting ring, and the bearing ring is attached to the tip of the connecting link. A fitting protrusion that is rotatably fitted into the fitting recess is provided as an extension, and a connecting tube is provided at the rear end to connect flexible hoses for water and air, respectively, and a collar is provided protruding from the outer periphery. The flange includes a rotating member having a through hole that communicates the water connecting tube with the fitting recess and a through hole that communicates the air connecting tube with the inside of the connecting ring. A dental syringe rotatably supported by the fitting recess and the bearing ring so as to be interposed between the lower surface of the bearing ring and the bag-shaped nut.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10729881U JPS6041217Y2 (en) | 1981-07-21 | 1981-07-21 | dental syringe |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10729881U JPS6041217Y2 (en) | 1981-07-21 | 1981-07-21 | dental syringe |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5813214U JPS5813214U (en) | 1983-01-27 |
JPS6041217Y2 true JPS6041217Y2 (en) | 1985-12-14 |
Family
ID=29901744
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10729881U Expired JPS6041217Y2 (en) | 1981-07-21 | 1981-07-21 | dental syringe |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6041217Y2 (en) |
-
1981
- 1981-07-21 JP JP10729881U patent/JPS6041217Y2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS5813214U (en) | 1983-01-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS6041217Y2 (en) | dental syringe | |
JP2649962B2 (en) | Endoscope air supply operation device | |
JPH0410852Y2 (en) | ||
JP3949776B2 (en) | Endoscope brush insertion aid | |
JPS6110657Y2 (en) | ||
JP4441023B2 (en) | Sprinkler | |
JPH0527923Y2 (en) | ||
JPH0451766Y2 (en) | ||
JPH0342136Y2 (en) | ||
JPS5942131Y2 (en) | tube mouth | |
JPH02106247U (en) | ||
JPH0614773Y2 (en) | Injection nozzle | |
JPH0238727Y2 (en) | ||
JPH01135952U (en) | ||
JPS6071058A (en) | Nozzle | |
JPS63156960U (en) | ||
JPS6058655B2 (en) | dental treatment instruments | |
JPH0516467Y2 (en) | ||
JPH0322888U (en) | ||
JPH01126526U (en) | ||
JPH0350627U (en) | ||
JPS6212947Y2 (en) | ||
JPH0488603U (en) | ||
JPH0333602U (en) | ||
JPH01119657U (en) |