CN210354975U

CN210354975U - Forceps convenient to operate and used for department of stomatology

Info

Publication number: CN210354975U
Application number: CN201920986197.9U
Authority: CN
Inventors: 邹林洪; 张琳林
Original assignee: Yongchuan Hospital of Chongqing Medical University
Current assignee: Yongchuan Hospital of Chongqing Medical University
Priority date: 2019-06-27
Filing date: 2019-06-27
Publication date: 2020-04-21
Anticipated expiration: 2029-06-27

Abstract

The utility model discloses a pair of forceps for stomatology department convenient to operate, the structure of the forceps comprises a forceps arm, a forceps head, a stabilizing device, a rotary block, a sliding plate, an elastic device and a sliding rail, in order to solve the problems that when the existing forceps are used, the holding effect is generally improved through a simple anti-slip line structure, the anti-slip effect is poor, and the forceps are easy to slip, the stabilizing device is arranged on the forceps arm, then a latch is pushed, the latch is driven to drive the rotary block to rotate, the rotary block drives a screw to perform spiral motion on a partition plate, the screw force on the sliding plate is cancelled through the synchronous rotation of a limiting block, the synchronous acting force applied to the sliding plate is enabled to enable the sliding plate to move on a base along the sliding rail through a sliding block, the elastic device is driven through a connecting block, the proper contact fixing force is provided for fingers, then the fingers are placed between the partition plate and the elastic device, the elastic device applies force to the, the advantages of improving the stable holding effect of the hand, avoiding slipping and increasing the operation stability and convenience are achieved.

Description

Forceps convenient to operate and used for department of stomatology

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to tweezers are used to department of stomatology convenient to operation.

Background

In recent years, oral hygiene is more and more taken an attention to by more people, the colloquial saying "people use the food as the day, eat and use the tooth as first, oral health state is a mirror that reflects life health quality, the department of stomatology, be one of medical science branch of academic or vocational study, dentist is when doing oral cavity inspection to patient, often need diagnose and treat patient's oral cavity through tweezers centre gripping article, inside making the direct effectual oral cavity that supports the patient of medicine, improve the convenience and the effect of diagnosing and treating, but when current tweezers used, improve the effect of holding through comparatively simple and easy anti-skidding line structure usually, lead to anti-skidding effect relatively poor, skid easily.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome prior art not enough, provide a tweezers for department of stomatology convenient to operation now, when having solved current tweezers and using, improve through comparatively simple and easy anti-skidding line structure and hold the effect usually, lead to the antiskid effect relatively poor, the problem of skidding easily reaches the firm effect that improves the hand and hold, avoids skidding, increases the advantage of operating stability and convenience.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a pair of stomatological forceps convenient to operate, which comprises forceps arms, forceps heads and a stabilizing device, wherein the forceps heads are integrally cast at the bottom ends of the forceps arms, the stabilizing device is symmetrically welded at the middle parts of the outer sides of the forceps arms, the stabilizing device consists of a base, a partition plate, a screw rod, a rotary block, a sliding plate, a connecting block, an elastic device, a sliding rail, a sliding block and a limiting block, the symmetrical partition plate is integrally formed at the top end and the bottom end of the front side of the base, the outer side of the screw rod is in threaded connection with the partition plate, the rotary block for applying force is welded at the top end of the screw rod, the sliding plate is rotatably installed at the bottom end of the rotary block after passing through the partition plate, the top end and the bottom end of the connecting block are respectively bonded with the sliding plate and the elastic device through strong glue, the, the rear side of the base is welded with the forceps arm.

Furthermore, the elastic device comprises a pad body, round rods, a top plate and a spring, wherein the vertical round rods are fixedly installed at the left end and the right end of the top side of the pad body, the outer wall of each round rod is connected with the top plate in a sliding mode, and the top end and the bottom end of the spring are respectively bonded with the top plate and the pad body.

Further, the inner side of the spring is inserted into the round rod, and the maximum elastic force limit of the spring is 2.5N.

Furthermore, the left end of the sliding plate is fixed with the sliding block in an integrated forming mode, and the outer side of the sliding block is rectangular.

Furthermore, the bottom end of the screw penetrates through the sliding plate and then is fixed with the limiting block, and the sliding plate and the limiting block are provided with corresponding hollow sleeve structures.

Furthermore, the cross section of the cushion body is of a trapezoidal structure with the speed reduced from bottom to top, and the thickness of the cushion body is 5 mm.

Furthermore, the spacing distance of the partition board on the base is 4.5cm, and the outer side of the rotary block is provided with protruding anti-skid clamping teeth in an arrayed mode.

Furthermore, the cushion body is made of rubber.

Furthermore, the spring is made of stainless steel.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

in order to solve the problems that when the existing tweezers are used, the holding effect is generally improved through a simple anti-slip line structure, so that the anti-slip effect is poor, and the existing tweezers are easy to slip, the fixing device is arranged on the tweezers arm, the latch is pushed to drive the rotating block to rotate, the rotating block drives the screw rod to perform spiral motion on the partition plate, the screw force on the sliding plate is cancelled through the synchronous rotation of the limiting block, the synchronous acting force applied to the sliding plate is exerted, the sliding plate moves on the base along the sliding rail through the sliding block, the elastic device is driven through the connecting block to provide proper contact fixing force for fingers, then the fingers are placed between the partition plate and the elastic device, the elastic device applies force to the fingers, the advantages of improving the holding effect of hands, avoiding slipping, increasing the operation stability and convenience are achieved, and the elastic device is arranged on the connecting block, the spring is stretched along with the sliding of the round rod on the top plate, so that repeated elasticity is provided for the cushion body, the force application effect and convenience of contact with fingers are improved, and the using stability effect is improved.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

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

FIG. 2 is a schematic view of the structure of the fixing mechanism of the present invention;

FIG. 3 is a schematic view of the structure of zone A of the present invention;

FIG. 4 is a side view of the fixing device of the present invention;

fig. 5 is a schematic structural view of the elastic device of the present invention.

In the figure: the forceps comprise a forceps arm-1, a forceps head-2, a stabilizing device-3, a base-301, a partition-302, a screw-303, a rotary block-304, a sliding plate-305, a connecting block-306, an elastic device-307, a sliding rail-308, a sliding block-309, a limiting block-310, a cushion body-3071, a round rod-3072, a top plate-3073 and a spring-3074.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, 2, 3, 4 and 5, the present invention provides a pair of dental forceps for convenient operation: comprises a forceps arm 1, a forceps head 2 and a stabilizing device 3, wherein the forceps head 2 is integrally cast at the bottom end of the forceps arm 1, the stabilizing device 3 is symmetrically welded at the middle part of the outer side of the forceps arm 1, the stabilizing device 3 consists of a base 301, a partition plate 302, a screw 303, a rotary block 304, a sliding plate 305, a connecting block 306, an elastic device 307, a sliding rail 308, a sliding block 309 and a limiting block 310, the symmetrical partition plate 302 is integrally formed at the top end and the bottom end of the front side of the base 301, the outer side of the screw 303 is in threaded connection with the partition, and the top end of the screw 303 is welded with a rotary block 304 for applying force, the bottom end of the rotary block 304 penetrates through the partition plate 302 and then is rotatably provided with a sliding plate 305, the top end and the bottom end of the connecting block 306 are respectively bonded with the sliding plate 305 and an elastic device 307 through super glue, the left end and the right end of the front side of the base 301 are provided with sliding rails 308, the sliding block 309 slides along the inner walls of the sliding rails 308, the outer wall of the limiting block 310 is rotatably connected with the sliding plate 305, and the rear side of the base 301 is.

The elastic device 307 comprises a pad body 3071, round rods 3072, a top plate 3073 and a spring 3074, wherein the vertical round rods 3072 are fixedly mounted at the left end and the right end of the top side of the pad body 3071, the outer wall of each round rod 3072 is slidably connected with the top plate 3073, and the top end and the bottom end of the spring 3074 are respectively bonded with the top plate 3073 and the pad body 3071 to apply force to fingers, so that the stabilizing effect is improved.

The inner side of the spring 3074 is inserted into the round rod 3072, the maximum elastic force limit of the spring 3074 is 2.5N, the elastic force is moderate, and the hand can be conveniently contacted and moved out.

The left end of the sliding plate 305 is fixed with the sliding block 309 in an integrated forming mode, and the outer side of the sliding block 309 is rectangular, so that the sliding plate 305 can stably and conveniently move up and down along the sliding rail 308.

The bottom end of the screw 303 penetrates through the sliding plate 305 and then is fixed with the limiting block 310, and the sliding plate 305 and the limiting block 310 are provided with corresponding hollow sleeve structures to provide a stable and effective rotating space for the limiting block 310, so that the limiting block can stably apply force to the sliding plate 305 under the driving of the screw 303.

The cross section of the pad body 3071 is in a trapezoidal structure with the speed reduced from bottom to top, and the thickness of the pad body 3071 is 5mm, so that the pad body is convenient for fingers to contact and cling to the fingers when in use.

The separation distance of the partition plate 302 on the base 301 is 4.5cm, and the protruding anti-skidding latch teeth are arranged on the outer side of the rotary block 304 and are beneficial to meeting the use requirement and facilitating the supporting and force application of fingers.

The pad 3071 is made of rubber, and has good elasticity.

The spring 3074 is made of stainless steel and is not prone to rusting.

According to the above table, the spring 3074 made of stainless steel can achieve the effect of being not prone to rust.

This patent pad body 3071 be an article by rubber material makes, has better elasticity, can carry out certain elastic deformation after the atress to carry out better tight application of force of subsides with the contact object, improve contact force and area of contact, spring 3074 be an elastic object of storage mechanical energy, be made by stainless steel, difficult corrosion rust, utilize its elasticity can control the motion of parts, alleviate impact or vibrations, save energy and measure the size etc. of power, extensively be used for in machine and the instrument.

The working principle is as follows: when the device is used, a hand is firstly propped against the latch structure on the outer side of the rotary block 304, then the latch is pushed by a rightward pushing force to drive the rotary block 304 to rotate anticlockwise, the rotary block 304 drives the screw rod 303 to spirally push out upwards on the partition plate 302, the screw force on the sliding plate 305 is cancelled by the synchronous rotation of the limiting block 310, an upward pulling force is applied to the sliding plate 305, the sliding plate 305 moves upwards on the base 301 along the sliding rail 308 through the sliding block 309, the top plate 3073 is driven to move upwards through the connecting block 306, the pad 3071 moves upwards along with the sliding block, fingers are placed on the partition plate 302 at the bottom end of the base 301, then the leftward pushing force is applied to the rotary block 304 to drive the screw rod 303 to rotate clockwise, the sliding plate 309 drives the pad 3071 to move downwards along with the sliding block 309, the pad 3071 is propped against the upper ends of the fingers, the spring 3074 is gradually compressed, and the round bar 3072 slides upwards on the top plate 73, the cushion body 3071 gradually extrudes the fingers, when the fingers are subjected to moderate extrusion force, the application of force to the rotary block 304 can be cancelled when the fingers can be stably placed on the partition plate 302, then the fingers can be pulled out from the partition plate 302 and the cushion body 3071 to finish debugging, when the finger needs to be used, the fingers can be directly extruded and inserted between the partition plate 302 and the cushion body 3071, the cushion body 3071 is firstly moved upwards through the spring 3074 and the round rod 3072 through the inclined surface structure at the bottom end of the cushion body 3071 to provide space for placing the fingers, then the fingers are supported against the fingers through the resilience force of the spring 3074, the fingers can be stably placed and used, when objects are clamped, the fingers only need to press the forceps arm 1 through inward pressure to drive the forceps head 2 to clamp the objects, when the fingers are moved out of the stabilizing device 3, one hand is only needed to hold the forceps arm 1 and then move the fingers outwards, so that it can be drawn out from the partition plate 302 and the pad body 3071.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The pair of stomatological forceps convenient to operate comprises forceps arms (1) and forceps heads (2), wherein the forceps heads (2) are integrally cast at the bottom ends of the forceps arms (1);

the method is characterized in that: the forceps further comprises a stabilizing device (3), the stabilizing device (3) is symmetrically welded in the middle of the outer side of the forceps arm (1), the stabilizing device (3) is composed of a base (301), a partition plate (302), a screw (303), a rotating block (304), a sliding plate (305), a connecting block (306), an elastic device (307), a sliding rail (308), a sliding block (309) and a limiting block (310), the symmetrical partition plate (302) is integrally formed at the top end and the bottom end of the front side of the base (301), the outer side of the screw (303) is in threaded connection with the partition plate (302), the rotating block (304) for applying force is welded at the top end of the screw (303), the sliding plate (305) is rotatably installed at the bottom end of the rotating block (304) after the partition plate (302) is penetrated, the top end and the bottom end of the connecting block (306) are respectively bonded with the sliding plate (305) and the elastic device (307) through powerful glue, the, the sliding block (309) slides along the inner wall of the sliding rail (308), the outer wall of the limiting block (310) is rotatably connected with the sliding plate (305), and the rear side of the base (301) is welded with the forceps arm (1).

2. Dental forceps for convenient manipulation according to claim 1, characterised in that: the elastic device (307) is composed of a pad body (3071), round rods (3072), a top plate (3073) and a spring (3074), wherein the vertical round rods (3072) are fixedly mounted at the left end and the right end of the top side of the pad body (3071), the outer wall of each round rod (3072) is slidably connected with the top plate (3073), and the top end and the bottom end of the spring (3074) are respectively bonded with the top plate (3073) and the pad body (3071).

3. Dental forceps for convenient manipulation according to claim 2, characterised in that: the inner side of the spring (3074) is inserted into the round rod (3072), and the maximum elastic force limit of the spring (3074) is 2.5N.

4. Dental forceps for convenient manipulation according to claim 1, characterised in that: the left end of the sliding plate (305) is fixed with the sliding block (309) in an integrated forming mode, and the outer side of the sliding block (309) is rectangular.

5. Dental forceps for convenient manipulation according to claim 1, characterised in that: the bottom end of the screw rod (303) penetrates through the sliding plate (305) and then is fixed with the limiting block (310), and the sliding plate (305) and the limiting block (310) are provided with corresponding hollow sleeve pipe structures.

6. Dental forceps for convenient manipulation according to claim 2, characterised in that: the section of the cushion body (3071) is of a trapezoidal structure with the speed reduced from bottom to top, and the thickness of the cushion body (3071) is 5 mm.

7. Dental forceps for convenient manipulation according to claim 1, characterised in that: the spacing distance of the partition plate (302) on the base (301) is 4.5cm, and the outer side of the rotary block (304) is provided with protruding anti-skid clamping teeth in an arrayed mode.