CN202497259U - Force limiting spanner capable of clamping tips - Google Patents
Force limiting spanner capable of clamping tips Download PDFInfo
- Publication number
- CN202497259U CN202497259U CN 201220059336 CN201220059336U CN202497259U CN 202497259 U CN202497259 U CN 202497259U CN 201220059336 CN201220059336 CN 201220059336 CN 201220059336 U CN201220059336 U CN 201220059336U CN 202497259 U CN202497259 U CN 202497259U
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- CN
- China
- Prior art keywords
- spanner
- clamping
- rubber cushion
- tip
- torque wrench
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- 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 - Lifetime
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- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The utility model discloses a force limiting spanner capable of clamping tips. The spanner is mainly composed of a spanner cover, a spanner seat and a rubber pad. The spanner cover is sleeved and fixed inside the spanner seat. A communicated spanner placing hole is arranged at an axle center of the spanner cover. The rubber pad is in a flat sheet shape, and a through hole, namely a clamping hole, is opened at the axle center of the rubber pad. The rubber pad is fixed on the upper end face of the spanner cover, and the clamping hole is coaxial with and right faces the spanner placing hole in the spanner cover. The force limiting spanner capable of clamping tips has the advantages of simple structure, low cost and long service life.
Description
Technical field
That this utility model relates to is fastening, connection, dismounting or clamping tools field, but is specifically related to a kind of torque wrench that is used to load and unload the clamping tip of ultrasonic scaling machine tip.
Background technology
The ultrasonic scaling machine is a kind of oral cavity special equipment that generally uses on the current market, and it can remove dental surface spot and tartar through physical method.Common ultrasonic scaling machine mainly is made up of the machine host that cleans one's teeth, handle, removable machine tip and the foot switch of cleaning one's teeth.The above-mentioned machine tip that cleans one's teeth is installed on the handle through screw thread (female thread or external screw thread), and the rear portion entire body of tip is a cylinder, and on cylinder, offers four planes of opposition in twos, is used for the tool using screwing installation.In order to be suitable for the different demands that cleans one's teeth, simultaneously also for the demand of health, the tip that often needs to clean one's teeth disassembles from the handle that cleans one's teeth, and replaces or sterilizes.In use loading and unloading is sharp effectively in order to guarantee the user; And protection user's hands in loading and unloading point process not by the tip scratch; The general needs of screwing installation process use torque wrench, and the dynamics of loading and unloading point is carried out rationally with effectively controlling.Through torque wrench is improved, can also let torque wrench under dismounting, in the work, grasp work, avoid the situation of losing after the tip dismounting.
At present, employed torque wrench is shown in the Chinese utility model patent " tip torque wrench " that notification number is CN201194853Y, and it mainly is made up of cover plate, spanner lid, spanner seat, torque transmitter and clamping device.It is inner that the spanner lid is sleeved on the spanner seat, and torque transmitter is arranged between the plane of rotation of spanner lid and spanner seat.Wherein clamping device is the jump ring of 2 strips, and 2 jump rings are installed in respectively in 2 straight troughs inwardly offering on the periphery that spanner covers end.Article 2, jump ring each other parallel with mouth limit, spanner position and and axis normal, the distance between 2 jump rings is less than the width on mouth limit, spanner orientation.Cover plate is flat ring-type, and the upper end suit of its internal ring periphery and spanner lid limits jump ring simultaneously and covers from spanner and come off.Yet because the clamping device of above-mentioned torque wrench is to utilize the elasticity of jump ring to come the clamping tip that cleans one's teeth; Its jump ring elasticity after clamping repeatedly can weaken even can deform; Therefore it is limited utilizing jump ring to come the clean one's teeth number of times of tip of clamping, and service life is shorter.
The utility model content
This utility model technical problem to be solved provides a kind of simple in structure, and cost is low, but the torque wrench of the clamping tip of long service life.
For addressing the above problem, this utility model is realized through following scheme:
But the torque wrench of clamping tip mainly is made up of spanner lid and spanner seat, and spanner covers suit and is fixed on the inside of spanner seat; The place, axle center of spanner lid is provided with the spanner position mouth of a perforation; Its difference is also further to comprise a flat flaky rubber cushion, and it is clamping position mouth that the place, axle center of this rubber cushion offers a through hole; Elastic mounting is on the upper surface of spanner lid, and the clamping position mouth on the rubber cushion is coaxial relatively with the spanner position mouth that spanner covers.
In the such scheme, said clamping position mouth preferably is made up of circular hole that is positioned at the center and many bar holes that are arranged on the circular hole radial outside; Above-mentioned each bar bar hole all extends along the radial direction of circular hole, and is connected with circular hole.
In the such scheme, said bar hole preferably is evenly distributed on the radial outside of circular hole.
In the such scheme, said bar hole is preferably 4.
In the such scheme, said rubber cushion preferably is oblate lamellar.
In the such scheme, said rubber cushion is preferably rubber blanket.
Compared with prior art, this utility model employing center offers parts and the mode of the rubber cushion of clamping position mouth as the clamping tip, the method for clamping of relative jump ring and magnetic metal, and structure is simpler, and cost is lower, longer service life; In addition, after multiple autoclave sterilization uses, still safe and effective.
Description of drawings
But Fig. 1 is a kind of explosive view of torque wrench of clamping tip;
Fig. 2 is the sectional view after Fig. 1 assembling;
Fig. 3 is the vertical view after Fig. 1 assembling;
Label among the figure: 1, fixed screw; 2, cover plate; 3, rubber cushion; 3-1, clamping position mouth; 4, spanner lid; 4-1, spanner position mouth; 5, spanner seat.
The specific embodiment
Referring to Fig. 1～Fig. 3, but the torque wrench of a kind of clamping tip of this utility model mainly is made up of spanner lid 4, spanner seat 5 and rubber cushion 3.The structure of above-mentioned spanner lid 4 and spanner seat 5 is identical substantially with prior art, and in this utility model preferred embodiment, said spanner seat 5 is the annulus column, its inner hollow and up/down perforation.Offer tongue and groove on the lateral surface of spanner seat 5, be beneficial to handgrip and hold with the application of force and rotate.Spanner lid 4 is the bowl dress, and its place, axle center offers spanner position mouth 4-1.Spanner covers 4 suits and is fixed on the inside of spanner seat 5.For can be in loading and unloading and disinfecting process, the inside that the tip that cleans one's teeth is clamped in torque wrench be beneficial to carrying of tip, also is fixed with a flat flaky rubber cushion 3 on the upper surface of said spanner lid 4.It is clamping position mouth 3-1 that the place, axle center of this rubber cushion 3 offers a through hole, and the clamping position mouth 3-1 on the rubber cushion 3 is coaxial relatively with the spanner position mouth 4-1 on the spanner lid 4.
Said rubber cushion 3 can adopt bonding method directly to be fixed on spanner and cover 4 upper surfaces; Can be shown in this utility model preferred embodiment, cover 4 upper surfaces covering the flaky cover plate 2 of ring above the rubber cushion 3 and cover plate 2 and rubber cushion 3 are fixed on spanner simultaneously through fixed screw 1.The outline structure of rubber cushion 3 should be covered 4 upper surface structure according to spanner and sets; To guarantee that rubber cushion 3 can be embedded in spanner and cover in the formed groove in 4 upper surfaces and be as the criterion, can be berrette file lamellar, deltiod lamellar, flat polygon lamellar or oblate lamellar.The upper surface of considering the said spanner lid 4 of this utility model is for circular, and therefore in order to let rubber cushion 3 stable being embedded on the spanner lid 4, said rubber cushion 3 is oblate lamellar.Because rubber cushion 3 is the clampings that come realization work folder through the frictional force between clamping position mouth 3-1 and the tip; And the frictional force between rubber cushion 3 and the tip has important relation with its material, and therefore said rubber cushion 3 can adopt rubber, silica gel or other materials that can produce big frictional force to process.In this utility model preferred embodiment, said rubber cushion 3 adopts rubber to process.
The shape of clamping position mouth 3-1 adapts with the clamping part shape of tip of cleaning one's teeth, so that in the stable clamping position mouth 3-1 that is fixed on rubber cushion 3 of the clamping part of the tip that cleans one's teeth.Can should be equal to or slightly less than the circular port of diameter of the clamping part of the tip that cleans one's teeth for a diameter like clamping position mouth 3-1.Consider the tip that cleans one's teeth of different model or type, the diameter of its clamping part can be distinguished to some extent, so the said clamping of this utility model position mouth 3-1 is made up of circular hole that is positioned at the center and many bar holes that are arranged on the circular hole radial outside.Above-mentioned each bar bar hole all extends along the radial direction of circular hole, and is connected with circular hole.The clamping position mouth 3-1 of this structure is owing to have certain retractility, thereby can be applicable to the more tip that cleans one's teeth of polytypic and type.Said bar hole is all linearly shape, and is evenly distributed on the radial outside of circular hole.In order to be more conducive to the recovery of clamping position mouth 3-1, in this utility model preferred embodiment, the radial outside of said manhole is provided with 4 bar holes, and these 4 bar holes constitute cross.
This utility model at first need cover spanner 4 suits and be fixed on spanner seat 5 inside when assembling; And then rubber cushion 3 and cover plate 2 be overlying on the upper surface of spanner lid 4 successively, through fixed screw 1 rubber cushion 3 and cover plate 2 are fixed on the spanner lid 4 simultaneously at last.When use at this utility model place, need let the spanner position mouth 4-1 of spanner lid 4 entangle the spanner portion of the tip that cleans one's teeth, the clamping position mouth 3-1 at rubber cushion 3 centers entangles the clamping part of the tip that cleans one's teeth.Realize rotatory force transmission through spanner position mouth 4-1, through rubber cushion 3 realize the cleaning one's teeth clamping of tip from spanner seat 5 to the tip that cleans one's teeth.Installation and removal with this tip that realizes cleaning one's teeth.Because rubber cushion 3 can be with cleaning one's teeth the tip stable holding in torque wrench, so this hands that can effectively not avoid the use of the person is in the tip scratch that cleaned one's teeth of the cargo handling process of the tip that cleans one's teeth; Can stand autoclave sterilization repeatedly again; Can when unloading, grasp the tip that cleans one's teeth again in order to avoid lose.
Claims (6)
1. but the torque wrench of clamping tip mainly is made up of spanner lid (4) and spanner seat (5), and spanner covers (4) suit and is fixed on the inside of spanner seat (5); The place, axle center of spanner lid (4) is provided with the spanner position mouth (4-1) of a perforation, it is characterized in that: also further comprise a flat flaky rubber cushion (3), it is clamping position mouth (3-1) that the place, axle center of this rubber cushion (3) offers a through hole; Rubber cushion (3) is fixed on the upper surface of spanner lid (4), and the clamping position mouth (3-1) on the rubber cushion (3) is coaxial relatively with spanner position mouth (4-1) on the spanner lid (4).
2. but the torque wrench of clamping tip according to claim 1 is characterized in that: said clamping position mouth (3-1) is made up of circular hole that is positioned at the center and many bar holes that are arranged on the circular hole radial outside; Above-mentioned each bar bar hole extends along the radial direction of circular hole, and is connected with circular hole.
3. but the torque wrench of clamping tip according to claim 2 is characterized in that: said bar hole is evenly distributed on the radial outside of circular hole.
4. but the torque wrench of clamping tip according to claim 2 is characterized in that: said bar hole is 4.
5. but according to the torque wrench of any described clamping tip in the claim 1～4, it is characterized in that: said rubber cushion (3) is oblate lamellar.
6. but according to the torque wrench of any described clamping tip in the claim 1～4, it is characterized in that: said rubber cushion (3) is a rubber blanket (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220059336 CN202497259U (en) | 2012-02-23 | 2012-02-23 | Force limiting spanner capable of clamping tips |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220059336 CN202497259U (en) | 2012-02-23 | 2012-02-23 | Force limiting spanner capable of clamping tips |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202497259U true CN202497259U (en) | 2012-10-24 |
Family
ID=47033892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220059336 Expired - Lifetime CN202497259U (en) | 2012-02-23 | 2012-02-23 | Force limiting spanner capable of clamping tips |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202497259U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103522235A (en) * | 2013-10-11 | 2014-01-22 | 桂林市啄木鸟医疗器械有限公司 | Torque wrench used for assembling and disassembling working tips of ultrasonic medical equipment |
| CN105881420A (en) * | 2016-04-29 | 2016-08-24 | 珠海西格医疗设备有限公司 | Torque wrench suitable for multiple tooth cleaning equipment |
-
2012
- 2012-02-23 CN CN 201220059336 patent/CN202497259U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103522235A (en) * | 2013-10-11 | 2014-01-22 | 桂林市啄木鸟医疗器械有限公司 | Torque wrench used for assembling and disassembling working tips of ultrasonic medical equipment |
| CN103522235B (en) * | 2013-10-11 | 2015-04-08 | 桂林市啄木鸟医疗器械有限公司 | Torque wrench used for assembling and disassembling working tips of ultrasonic medical equipment |
| CN105881420A (en) * | 2016-04-29 | 2016-08-24 | 珠海西格医疗设备有限公司 | Torque wrench suitable for multiple tooth cleaning equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121024 |
|
| CX01 | Expiry of patent term |