CN209513415U - A kind of NiTi instruments fracture resistance measurement device - Google Patents

Abstract

The utility model relates to products measure technical fields, and disclose a kind of NiTi instruments fracture resistance measurement device, including measurement device ontology, the bottom of the measurement device ontology is fixedly installed with pedestal, the two sides of the pedestal offer limit hole, T-type sliding slot is offered at the top of the pedestal, the inner cavity of the T-type sliding slot is slidably connected, and there are two T-type sliding blocks, the upper surface of two T-type sliding blocks is fixedly connected to the first connecting plate, and the side of two first connecting plate upper surfaces is fixedly connected to fixed block.After the utility model is put into through hole by will measure object, determination block is driven to move downward using hydraulic stem, since the setting maximum value and minimum value of hydraulic stem are equal with the bearing value of Nitinol, product, which does not conform to the then product, to be bent by the pressure of hydraulic stem, the measurement to measurement object fold resistance can be realized in turn, effectively raise the quality that measurement produce product come into the market.

Description

A kind of NiTi instruments fracture resistance measurement device

Technical field

The utility model relates to products measure technical field, specially a kind of NiTi instruments fracture resistance measurement device.

Background technique

Nitinol root canal appliance has flexibility and super-elasticity, is widely used to the treatment of backteeth and crooked root tube, It also brings risk while bringing convenient for clinic, and the appearance of NiTi instruments significantly improves the efficiency of root canal preparation, The feeling of fatigue in clinician's operation is alleviated, the quality of root canal treatment is also improved, is the much progress in dentistry history, But there is also the risks such as instrument fracture, i.e. nickel-titanium file to fracture for it, and fractures and be frequently experienced in without obvious permanent deformation Before, nickel-titanium file, which fractures, understands the implementation of severe jamming root canal treatment, directly affects therapeutic effect, or even cause medical tangle, existing A kind of detecting instrument for being able to detect Nitinol root canal appliance is needed on the market, and it is anti-to release a kind of NiTi instruments for we thus Roll over property detecting device.

Utility model content

In view of the deficiencies of the prior art, the utility model provides a kind of NiTi instruments fracture resistance measurement device, has It is convenient for measuring, is easy to operate, the high advantage of precision solves the problems, such as existing NiTi instruments frangibility.

The utility model provides the following technical solutions: a kind of NiTi instruments fracture resistance measurement device, including measurement device Ontology, the bottom of the measurement device ontology are fixedly installed with pedestal, and the two sides of the pedestal offer limit hole, the pedestal Top offer T-type sliding slot, the inner cavity of the T-type sliding slot is slidably connected there are two T-type sliding block, two T-type sliding blocks Upper surface is fixedly connected to the first connecting plate, and the side of two first connecting plate upper surfaces is fixedly connected to fixation Block, the other side of two first connecting plate upper surfaces are connected with the first fixed plate, two first fixed plates The equal pivot bush unit in upper surface there are two the second limited screw, four second limited screws run through the first fixed plate and prolong Extending to the first connecting plate, the equal movable sleeve in two sides of two first fixed plates is connected to the first limited screw, and four described first Limited screw runs through the first fixed plate and extends to the inner cavity of limit hole, and the first limited screw is adapted with limit hole, and two It is fixedly connected to the first fixed column at the top of the fixed block, offers through hole in the middle part of two first fixed columns, The inner cavity movable sleeve of two through holes is connected to Nitinol root canal, the equal pivot bush unit in top of two first fixed columns There is third limited screw, is fixedly connected in the middle part of the base upper surface there are two the second fixed column, two described second are fixed Limit plate is fixedly installed at the top of column, and the both ends of limit plate bottom are fixedly connected with two the second fixed columns, the limit The second fixed plate is fixedly connected at the center in board bottom portion, the bottom of second fixed plate is fixedly connected with the second connecting plate, Hydraulic stem is fixedly installed at the center of second connecting plate bottom, the bottom of the hydraulic stem is fixedly connected with determination block

Preferably, the quantity of the limit hole is 16, and the spacing between 16 limit holes is equal.

Preferably, limiting groove is offered at the center of the determination block bottom, and the width value of limiting groove is less than nickel The diameter value of titanium alloy root canal.

Preferably, length value of the length value of the hydraulic stem less than the second fixed column.

Preferably, the upper surface of the pedestal offers limit perforation compatible with the second limited screw.

Be compared with the prior art, the utility model have it is following the utility model has the advantages that

1, the NiTi instruments fracture resistance measurement device is suitable for different length by the structure of T-type sliding block and T-type sliding slot Measurement object, then be fixed by institutional framework of the structure of limit hole and limited screw to T-type sliding block and its top, to it It is limited, then measurement object is put into the through hole in fixed column, using limited screw that its is stuck, which can realize to survey The fixation of earnest is convenient to use personnel's measurement, and then alleviates user of service's feeling of fatigue in operation.

2, the NiTi instruments fracture resistance measurement device is driven after being put into through hole by will measure object using hydraulic stem Determination block moves downward, and since the setting maximum value and minimum value of hydraulic stem are equal with the bearing value of Nitinol, product is not Closing the then product will be bent by the pressure of hydraulic stem, and then can realize to the measurement of measurement object fold resistance, effectively raise The quality that measurement produce product come into the market.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the utility model structure schematic side view；

Fig. 3 is the utility model partial enlargement diagram.

In figure: 1, measurement device ontology；2, pedestal；3, the first connecting plate；4, the first limited screw；5, limit hole；6, One fixed plate；7, the second limited screw；8, fixed block；9, the first fixed column；10, the second fixed column；11, the second fixed plate；12, Limit plate；13, Nitinol root canal；14, determination block；15, hydraulic stem；16, the second connecting plate；17, third limited screw；18, Through hole；19, T-type sliding slot；20, T-type sliding block.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Please refer to Fig. 1-3, a kind of NiTi instruments fracture resistance measurement device, including measurement device ontology 1, measurement device sheet The bottom of body 1 is fixedly installed with pedestal 2, and the two sides of pedestal 2 offer limit hole 5, and the quantity of limit hole 5 is 16, and ten Spacing between six limit holes 5 is equal, facilitates and adjusts the distance between T-type sliding block 20, and then can realize to different length Nitinol root canal 13 carries out products measure, and the top of pedestal 2 offers T-type sliding slot 19, and the inner cavity of T-type sliding slot 19 is slidably connected There are two T-type sliding blocks 20, and the upper surface of two T-type sliding blocks 20 is fixedly connected to the first connecting plate 3, two the first connecting plates 3 The side of upper surface is fixedly connected to fixed block 8, and the other side of two 3 upper surfaces of the first connecting plate is connected with first Fixed plate 6, there are two the second limited screws 7 for the equal pivot bush unit in upper surface of two the first fixed plates 6, and the upper surface of pedestal 2 is opened It perforates equipped with limit compatible with the second limited screw 7, four the second limited screws 7 through the first fixed plate 6 and extend To the first connecting plate 3, the equal movable sleeve in two sides of two the first fixed plates 6 is connected to the first limited screw 4, four the first limited screws 4 run through the first fixed plate 6 and extend to the inner cavity of limit hole 5, and the first limited screw 4 is adapted with limit hole 5, sliding to T-type Block 20 is limited, and preventing equipment, T-type sliding block 20 thinks that two sides move at work, influences the measurement precision of product, two solid The top for determining block 8 is fixedly connected to the first fixed column 9, and the middle part of two the first fixed columns 9 offers through hole 18, and two pass through The inner cavity movable sleeve of perforation 18 is connected to Nitinol root canal 13, and the equal movable sleeve in top of two the first fixed columns 9 is connected to third limit Position screw 17 is suitable for the Nitinol root canal 13 of different length by the structure of T-type sliding block 20 and T-type sliding slot 19, then passes through The structure of limit hole 5 and the first limited screw 4 and the second limited screw 7 carries out the institutional framework of T-type sliding block 20 and its top It is fixed, it is limited, then Nitinol root canal 13 is put into the through hole 18 in the first fixed column 9, is limited using third Screw 17 is stuck by its, which can realize the fixation to Nitinol root canal 13, is convenient to use personnel's measurement, and then mitigate User of service's feeling of fatigue in operation is fixedly connected in the middle part of 2 upper surface of pedestal there are two second fixed column 10, and two the The top of two fixed columns 10 is fixedly installed with limit plate 12, and the both ends of 12 bottom of limit plate and two the second fixed columns 10 are fixed It connects, is fixedly connected with the second fixed plate 11 at the center of 12 bottom of limit plate, the bottom of the second fixed plate 11 is fixedly connected with Second connecting plate 16 is fixedly installed with hydraulic stem 15 at the center of second connecting plate, 16 bottom, and the length value of hydraulic stem 15 is less than The length value of second fixed column 10, the bottom of hydraulic stem 15 are fixedly connected with determination block 14, open at the center of 14 bottom of determination block Equipped with limiting groove, and the width value of limiting groove is less than the diameter value of Nitinol root canal 13, by by Nitinol root canal After 13 are put into through hole 18, using hydraulic stem 15 drive determination block 14 move downward, due to hydraulic stem 15 setting maximum value and Minimum value is equal with the bearing value of Nitinol root canal 13, and product does not conform to the then product will be by the pressure pressure of hydraulic stem 15 It is curved, and then can realize the measurement to 13 fold resistance of Nitinol root canal, it effectively raises Nitinol root canal 13 and comes into the market Quality.

Working principle utilizes first by the spacing between the length adjustment T-type sliding block 20 according to Nitinol root canal 13 T-type sliding block 20 is fixed on pedestal 2 by limited screw 4 and the second limited screw 7, then Nitinol root canal 13 is put into through hole In 18, third limited screw 17 is rotated, Nitinol root canal 13 is stuck, start measurement device ontology 1, hydraulic stem 15, which drives, to be surveyed Determine block 14 to move downward, Nitinol root canal 13 is pressed into critical point.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of NiTi instruments fracture resistance measurement device, including measurement device ontology (1), it is characterised in that: the measurement dress The bottom for setting ontology (1) is fixedly installed with pedestal (2), and the two sides of the pedestal (2) offer limit hole (5), the pedestal (2) Top offer T-type sliding slot (19), the inner cavity of the T-type sliding slot (19) is slidably connected there are two T-type sliding block (20), two institutes The upper surface for stating T-type sliding block (20) is fixedly connected to the first connecting plate (3), two the first connecting plate (3) upper surfaces Side is fixedly connected to fixed block (8), and the other side of two the first connecting plate (3) upper surfaces is connected with first Fixed plate (6), there are two the second limited screw (7), four institutes for the equal pivot bush unit in upper surface of two first fixed plates (6) The second limited screw (7) is stated to run through the first fixed plate (6) and extend to the first connecting plate (3), two first fixed plates (6) the equal movable sleeve in two sides is connected to the first limited screw (4), and four first limited screws (4) run through the first fixed plate (6) And the inner cavity of limit hole (5) is extended to, and the first limited screw (4) is adapted with limit hole (5), two fixed blocks (8) Top be fixedly connected to the first fixed column (9), offer through hole (18) in the middle part of two first fixed columns (9), The inner cavity movable sleeve of two through holes (18) is connected to Nitinol root canal (13), the top of two first fixed columns (9) The equal movable sleeve in portion is connected to third limited screw (17), is fixedly connected in the middle part of pedestal (2) upper surface fixed there are two second Column (10) is fixedly installed with limit plate (12) at the top of two second fixed columns (10), and the two of limit plate (12) bottom End is fixedly connected with two the second fixed columns (10), is fixedly connected with the second fixed plate at the center of limit plate (12) bottom (11), the bottom of second fixed plate (11) is fixedly connected with the second connecting plate (16), the second connecting plate (16) bottom Center at be fixedly installed with hydraulic stem (15), the bottom of the hydraulic stem (15) is fixedly connected with determination block (14).

2. a kind of NiTi instruments fracture resistance measurement device according to claim 1, it is characterised in that: the limit hole (5) quantity is 16, and the spacing between 16 limit holes (5) is equal.

3. a kind of NiTi instruments fracture resistance measurement device according to claim 1, it is characterised in that: the determination block (14) limiting groove is offered at the center of bottom, and the width value of limiting groove is less than the diameter of Nitinol root canal (13) Value.

4. a kind of NiTi instruments fracture resistance measurement device according to claim 1, it is characterised in that: the hydraulic stem (15) length value of the length value less than the second fixed column (10).

5. a kind of NiTi instruments fracture resistance measurement device according to claim 1, it is characterised in that: the pedestal (2) Upper surface offer the compatible limit perforation with the second limited screw (7).