CN210228370U

CN210228370U - Portable gutta-percha point measuring cutter

Info

Publication number: CN210228370U
Application number: CN201920494054.6U
Authority: CN
Inventors: Qi Zhang; 张琪; Shengchao Wang; 王胜朝; Wenye Yang; 杨文晔; Jing Guo; 郭静; Bing Han; 韩冰
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-12
Filing date: 2019-04-12
Publication date: 2020-04-03
Anticipated expiration: 2029-04-12

Abstract

The utility model discloses a gutta-percha point measuring cutter, which comprises a fixed frame, wherein the fixed frame comprises a fixed rod, an upper fixed part and a lower fixed part which are fixed on the same side of the fixed rod from top to bottom; the invention can be efficient, fast and accurate, integrates the integral gutta-percha point diameter measurement and the gutta-percha point length measurement into a whole, and simultaneously cuts off the gutta-percha point at one time so as to obtain the measuring cutter for the accurate gutta-percha point diameter degree and length required by the oral clinic, and the utility model solves the problems of complicated, low-efficiency and inaccurate gutta-percha point measuring and cutting technology in the clinic.

Description

Portable gutta-percha point measuring cutter

Technical Field

The utility model relates to a portable gutta-percha point measurement disjunctor, can the efficient collect the sharp point diameter of gutta-percha point and measure, gutta-percha point length measurement in an organic whole to the measurement disjunctor that cuts off simultaneously.

Background

Gutta-percha points are daily used objects, and currently, the gutta-percha points are measured and cut off by using a plurality of simple tools, including: the ordinary ruler, gutta-percha point and root tip measuring ruler and the blade or the scissors are used, an operator can measure and cut off through naked eyes, the operation is complex, inaccurate, slow in speed and not firm enough, the operation is easy to slip, the accuracy of measuring and cutting off is influenced, and even a cutting tool can scratch the operator.

SUMMERY OF THE UTILITY MODEL

In order to solve the complicated and tedious operation of current gutta-percha point root tip measuring device when the cutting, cutting inefficiency, technical problem such as the easy slippage of gutta-percha point during cutting, the utility model provides a portable gutta-percha point measures disjunctor.

The technical scheme of the utility model as follows:

a gutta-percha point measuring cutter comprises a fixing frame and a cutting part, wherein the fixing frame comprises a fixing rod, an upper fixing piece and a lower fixing piece, and the upper fixing piece and the lower fixing piece are fixed on the same side of the fixing rod from top to bottom;

a vertical rod is fixed on the lower fixing piece, a nut is sleeved on the vertical rod, and a connecting shaft is sleeved on the upper part of the nut; the lower half part of the connecting shaft is a threaded connecting piece and is used for being in threaded connection with the nut;

a measuring disc is arranged at the center of the upper end of the connecting shaft; the measuring disc is movably connected with the connecting shaft and can rotate around the center of the connecting shaft;

the measuring disc is provided with a plurality of circular measuring holes with different apertures, the measuring holes are distributed on the center circumference, the measuring holes with different apertures are used for matching gutta-percha tips with different diameters,

the upper fixing piece comprises a connecting piece and a cylindrical section, one end of the connecting piece is connected with the fixing rod, the other end of the connecting piece is fixedly connected with the side wall of the cylindrical section, the lower end of the cylindrical section is connected with a fixing disc, a through hole is formed in the fixing disc, and the center of the through hole is opposite to the circumference formed by the measuring hole;

the cutting part comprises a pushing piece, an upper blade and a lower blade; a clamping groove is formed in the inner side of the pushing piece; the bottom surface of the fixed disc is provided with an upper blade, one end of the upper blade is fixed on the rotating shaft, the other end of the upper blade is fixed on the upper part of the pushing piece, and the other end of the upper blade can rotate around the rotating shaft; the bottom surface of the measuring disc is provided with a lower blade; one end of the lower blade is fixed on the rotating shaft, the other end of the lower blade is arranged in a clamping groove at the lower part of the pushing piece, the other end of the lower blade can rotate around the rotating shaft, and the lower blade can move up and down along the clamping groove; when the pushing piece is at the initial position, the upper blade and the lower blade are both positioned at the same side of the gutta-percha tip to be cut, the cutting edge faces the gutta-percha tip to be cut, when the pushing piece is pushed, the pushing piece drives the upper blade and the lower blade to cut off the gutta-percha tip to be cut simultaneously, and after cutting is completed, the pushing piece resets to the initial position.

The upright rod is in threaded connection with the nut.

The through hole is internally provided with an anti-skid device, and the structure of the anti-skid device is cross-shaped or star-shaped.

Still be equipped with well mounting on the dead lever, well mounting is located same one side with lower mounting, sets up between measuring disk and nut for fixed even axle, well mounting includes connecting portion and cast portion, and the one end and the cast portion of connecting portion are connected, and the other end is fixed on the dead lever, cast portion cover even epaxial and have the clearance, the fixed orifices has been seted up in the cast portion, installs the screw in the fixed orifices, after measuring disk to predetermined position, the rotating screw makes even axle card die fixedly.

The screw is provided with a handle. The utility model also comprises a cutting part which comprises a pushing piece, an upper blade and a lower blade; the upper end of the pushing piece is fixed on the upper fixing piece, and the lower end of the pushing piece is fixed on the connecting part; one end of the upper blade is fixed on the bottom surface of the fixed disk through a rotating shaft, and the other end of the upper blade is fixed on the pushing piece; a clamping groove is formed in the lower section of the pushing piece, one end of the lower blade is fixed to the bottom surface of the measuring disc through the rotating shaft, and the other end of the lower blade is arranged in the clamping groove; when the pushing piece is at the initial position, the upper blade and the lower blade are both positioned at the same side of the gutta-percha tip to be cut, the cutting edges face the gutta-percha tip to be cut, and when the pushing piece is pushed, the pushing piece drives the upper blade and the lower blade to simultaneously cut off the tip diameter and the gutta-percha tip length of the required gutta-percha tip at one time.

Advantageous effects

1. The utility model overcomes the loaded down with trivial details complexity of current several kinds of measurement cutting means, can once only accomplish the gutta-percha point length, the measurement of root tip footpath degree and cut off, improved the gutta-percha point in the clinical work greatly and measured accuracy and the rapidity of cutting off, the beautiful convenience of delightful and beautiful is placed, has improved clinical work efficiency greatly.

2. The utility model discloses not only improved the measurement cutting speed greatly, utilized engineering technical principle to replace traditional naked eye length measurement moreover, the device can be accurate to 0.1mm, avoids the human error that the naked eye caused.

3. The anti-skid device in the through hole plays the roles of retention and anti-skid, so that the gutta-percha is not easy to slide and displace in the measurement cutting process, thereby reducing the error in the measurement cutting process.

4. The utility model discloses a be equipped with the circular measuring aperture in a plurality of different apertures on the measuring disk, match the gutta-percha point of different diameters, satisfied the measurement and the cutting of different diameter gutta-percha points, select the measuring aperture of required gutta-percha point through rotatory mode, consequently, the utility model discloses light and handy, convenient, swift more.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a schematic perspective view of the present invention.

1-fixing rod, 2-upper fixing piece, 3-nut, 4-lower fixing piece, 5-connecting shaft, 6-measuring disc, 7-handle, 8-connecting part, 9-pushing piece, 10-upper blade, 11-lower blade, 12-measuring hole, 13-tubular part, 14-cylindrical section, 15-fixing disc and 16-gutta-percha point to be cut.

Detailed Description

The utility model discloses a gutta-percha point measuring cutter, which comprises a fixed frame and a cutting part, wherein the fixed frame comprises a fixed rod, an upper fixed part and a lower fixed part, and the upper fixed part and the lower fixed part are fixed on the same side of the fixed rod from top to bottom;

The upright rod is in threaded connection with the nut.

Use the utility model discloses during the cutting, according to the gutta-percha point diameter and length of needs, the nut rotates, makes even epaxial or the downward movement, adjustment measuring disk with distance between the through-hole to rotate the measuring disk, will just right with the measuring hole that gutta-percha point diameter matches with the through-hole, then will wait to cut the gutta-percha point and insert the measuring hole by the through-hole, just can carry out cutting operation. In order to facilitate the retention of the gutta-percha point and avoid the slipping, an anti-slipping device is arranged in the through hole, and the structure of the anti-slipping device is cross-shaped or pentagram-shaped.

In order to avoid that the connecting shaft moves up and down due to the rotation of the nut in the using process and further influences the distance between the measuring disc and the through hole, a middle fixing piece is further arranged on the fixing rod, is positioned on the same side as the lower fixing piece and is arranged between the measuring disc and the nut and used for fixing the connecting shaft, the middle fixing piece comprises a connecting part and a tubular part, the tubular part is sleeved on the connecting shaft and has a gap with the connecting shaft, one end of the connecting part is connected with the tubular part, and the other end of the connecting part is fixed on the fixing rod; the pipe-shaped part is provided with a fixing hole, a screw is arranged in the fixing hole, and after the pipe-shaped part reaches the required length, the screw is rotated to clamp and fix the connecting shaft, so that the connecting shaft is prevented from sliding downwards.

The utility model discloses operating procedure:

1. the rotating nut (provided with an electronic length measuring digital display) pushes the measuring disc to move up and down through the connecting shaft, and the handle is rotated after the required length is reached, so that the connecting shaft is clamped and fixed by the screw, and the sliding is avoided;

2. rotating the measuring disc to vertically and oppositely arrange the measuring hole corresponding to the required root tip diameter and the through hole;

3. inserting the gutta-percha point to be cut into the measuring hole from the through hole;

4. pushing the pushing piece to drive the upper blade and the lower blade to simultaneously cut off the tip diameter and the gutta-percha tip length of the required gutta-percha tip at one time;

5. and rotating the handle and the nut to make the connecting shaft move downwards, and taking out the cut gutta-percha point to finish the cutting work.

Claims

1. The utility model provides a gutta-percha point measuring cutter which characterized in that: the cutting device comprises a fixed frame and a cutting part, wherein the fixed frame comprises a fixed rod, an upper fixing piece and a lower fixing piece, and the upper fixing piece and the lower fixing piece are fixed on the same side of the fixed rod from top to bottom;

2. The gutta-percha point measuring cutter as claimed in claim 1, wherein: the upright rod is in threaded connection with the nut.

3. The gutta-percha point measuring cutter as claimed in claim 2, wherein: the through hole is internally provided with an anti-skid device, and the structure of the anti-skid device is cross-shaped or star-shaped.

4. The gutta-percha point measuring cutter as claimed in claim 1, 2 or 3, wherein: still be equipped with well mounting on the dead lever, well mounting is located same one side with lower mounting, sets up between measuring disk and nut for fixed even axle, well mounting includes connecting portion and cast portion, and the one end and the cast portion of connecting portion are connected, and the other end is fixed on the dead lever, cast portion cover even epaxial and have the clearance, the fixed orifices has been seted up in the cast portion, installs the screw in the fixed orifices, after measuring disk to predetermined position, the rotating screw makes even axle card die fixedly.

5. The gutta-percha point measuring cutter as claimed in claim 4, wherein: the screw is provided with a handle.