CN214857658U

CN214857658U - Novel tooth forceps

Info

Publication number: CN214857658U
Application number: CN202023189268.4U
Authority: CN
Inventors: 王伟杰
Original assignee: Weirong Medical Instrument Haimen Co ltd
Current assignee: Weirong Medical Instrument Haimen Co ltd
Priority date: 2020-12-26
Filing date: 2020-12-26
Publication date: 2021-11-26
Anticipated expiration: 2030-12-26

Abstract

The utility model discloses a novel dental forceps, including the dental forceps body, keep silent clamping device and fixed jaw angle adjusting device, the dental forceps body includes handheld pole and supporting rod, handheld pole is the cuboid, the inside cavity structure that is of handheld pole, the slide groove has been seted up on the handheld pole diapire, the supporting rod is located handheld pole one side, it locates to keep silent clamping device inside the handheld pole, fixed jaw angle adjusting device locates on the supporting rod, jaw clamping device includes knob, screw rod, connecting rod, baffle, thread piece, connecting rod, horizontal pole, removal and keep silent, fixed jaw angle adjusting device includes leading wheel, wire, slide board, slide piece, pull block and expanding spring. The utility model relates to a dental tool technical field specifically is a novel tooth forceps of adjusting rating to the pincers body has according to the growth of tooth.

Description

Novel tooth forceps

Technical Field

The utility model relates to the technical field of dental tools, in particular to a novel tooth forceps.

Background

The tooth forceps are common instruments for dentistry and generally comprise a handle, a jaw and a fixed shaft. Present tooth forceps are when using, need on the one hand to hold the handle tightly, let keep silent the centre gripping tooth firm, on the other hand still will extract tooth from the gum hard, this degree of difficulty with regard to greatly increased the operation, because everyone interlock and growth situation are different, the tooth can appear growing position irregularity, the range of tooth bud is inhomogeneous, current tooth forceps can not adjust according to anomalous tooth mostly, can cause the discomfort to the patient of extracting tooth if the contrary direction is extracted tooth.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present technical deficiencies are overcome, the utility model provides a novel tooth forceps which can adjust the forceps body according to the growth of the teeth.

The utility model adopts the following technical scheme: the utility model relates to a novel dental forceps, which comprises a dental forceps body, a jaw clamping device and a fixed jaw angle adjusting device, wherein the dental forceps body comprises a handheld rod and a clamping rod, the handheld rod is a cuboid, the interior of the handheld rod is of a hollow cavity structure, a slide groove is arranged on the bottom wall of the handheld rod, the clamping rod is arranged on one side of the handheld rod, the jaw clamping device is arranged inside the handheld rod, and the fixed jaw angle adjusting device is arranged on the clamping rod; the jaw clamping device comprises a knob, a screw rod, a connecting rod, a partition plate, a thread block, a connecting rod, a cross rod, a movable jaw and a fixed jaw, the partition plate is arranged in the handheld rod, the screw rod is rotatably arranged on one side of the handheld rod, the other end of the screw rod penetrates through the partition plate, the screw rod is positioned at the upper end of the sliding groove, one end of the connecting rod penetrates through the partition plate and is connected with one end of the screw rod, the other end of the connecting rod penetrates through the side wall of the handheld rod, the knob is arranged at one end of the connecting rod, which penetrates through the side wall of the handheld rod, the thread block is arranged on the screw rod through threaded connection, the connecting rod is arranged on the thread block, the lower end of the connecting rod penetrates through and slides in the sliding groove, two groups of the connecting rod are symmetrically arranged on the thread block, the two groups of the connecting rod are respectively arranged on the front wall and the rear wall of the thread block, and the cross rod is arranged at the lower ends of the two groups of the connecting rod, the movable jaw is hinged to one end of the cross rod, a connecting block is arranged on the bottom wall of the clamping rod, a hinge rod is hinged to the connecting block, and the fixed jaw is hinged to the hinge rod; the fixed jaw angle adjusting device comprises guide wheels, a lead, a slide plate, a slide block, a pulling block and a telescopic spring, wherein the guide wheels comprise a first guide wheel and a second guide wheel, the first guide wheel is arranged at one end of the clamping rod, the second guide wheel is arranged at one end of the top wall of the clamping rod, one side of the fixed jaw is provided with a fixing ring, the slide plate is arranged on the top wall of the handheld rod, the slide plate is symmetrically provided with two groups of slide plates on the top wall of the handheld rod, the two groups of slide plates are respectively arranged at the front end and the rear end of one side of the top wall of the handheld rod, one side of the two groups of slide plates close to the top wall of the handheld rod is provided with a groove, the two ends of the slide block are clamped in the two groups of sliding grooves, one end of the slide block is provided with a second fixing ring, the pulling block is arranged at one end of the slide block, the telescopic spring is arranged on the fixed jaw, and one end of the telescopic spring is connected with the clamping rod, the telescopic spring about the horizontal midline symmetry of fixed jaw is equipped with two sets ofly, and is two sets of telescopic spring is located respectively on fixed jaw's antetheca and the back wall, wire one end is located gu fixed ring is last, the wire other end passes in proper order and walks around first leading wheel with the second leading wheel with the solid fixed ring of second is connected.

Further, be equipped with the pulley on the horizontal pole, the front side is equipped with the slide rail on the handheld pole diapire, pulley and slide rail block sliding connection, slide rail one side is equipped with the stopper on the handheld pole diapire, sets up pulley and slide rail and can improve the stability that the horizontal pole removed.

Furthermore, the two sets of slide plates are provided with limiting holes, and the slide blocks are provided with through holes corresponding to the limiting holes on the two sets of slide plates.

Furthermore, the front sides of the slide plates are provided with a limiting component, the limiting component comprises a limiting shell, a limiting rod, a second limiting block and a second pulling block, the limiting shell is arranged at the front side of the group of slide plates, through holes are arranged at the connecting side of the limiting shell and the slide plates corresponding to the group of limiting holes, the two ends of the limiting rod are respectively penetrated and arranged on the limiting shell, the second pulling block is arranged at one end of the limiting rod, the second limiting block is arranged on the limiting rod, one side of the second limiting block is provided with a second expansion spring, the other end of the second expansion spring is connected with the side wall of the limit shell, and when in use, the second expansion spring is matched with the fixed jaw angle adjusting device for use to pull the second pulling block, after the slide block slides to a proper position, the second pulling block is loosened, penetrates through the limiting shell, the limiting holes in one group of slide plates and the through holes in the slide block in sequence, and is connected to the corresponding limiting holes in the other group of slide plates in a clamping manner.

Furthermore, the fixed jaw and the movable jaw are provided with anti-skid cushion layers on the sides close to one side.

Furthermore, an observation mirror is arranged on one side of the clamping rod.

Adopt above-mentioned structure the utility model discloses the beneficial effect who gains as follows: the utility model relates to a novel dental forceps compares in traditional dental forceps, and the advantage lies in: (1) the clamping angles of the fixed jaw and the movable jaw can be adjusted according to use requirements, so that tooth extraction can be conveniently carried out; (2) the adjusting angle of the jaw can be limited and fixed according to the requirement.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the overall structure of a novel dental forceps of the present invention;

fig. 2 is a schematic diagram of the connection between the limiting component and the slide plate of the novel dental forceps of the present invention.

The tooth forceps comprise a tooth forceps body 1, a jaw clamping device 2, a jaw fixing angle adjusting device 3, a fixed jaw angle adjusting device 4, a handheld rod 5, a clamping rod 6, a knob 7, a screw rod 8, a connecting rod 9, a partition plate 10, a thread block 11, a connecting rod 12, a cross rod 13, a movable jaw 14, a fixed jaw 15, a connecting block 16, a hinge rod 17, a guide wheel 18, a lead wire 19, a slide plate 20, a slide block 21, a pull block 22, a telescopic spring 23, a fixing ring 24, a second fixing ring 25, a pulley 26, a slide rail 27, a limiting block 28, a limiting shell 29, a limiting rod 30, a second limiting block 31, a second pull block 32 and a second telescopic spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

As shown in fig. 1-2, the technical scheme adopted by the utility model is as follows: the utility model relates to a novel dental forceps, including dental forceps body 1, jaw clamping device 2 and fixed jaw 14 angle adjusting device 3, dental forceps body 1 includes handheld pole 4 and supporting rod 5, handheld pole 4 is the cuboid, the inside cavity structure that is of handheld pole 4, the slide groove has been seted up on the handheld pole 4 bottom wall, supporting rod 5 locates handheld pole 4 one side, jaw clamping device 2 locates inside handheld pole 4, fixed jaw 14 angle adjusting device 3 locates on supporting rod 5; the jaw clamping device 2 comprises a knob 6, a screw 7, a connecting rod 8, a partition plate 9, a thread block 10, a connecting rod 11, a cross rod 12, a movable jaw 13 and a fixed jaw 14, the partition plate 9 is arranged in the handheld rod 4, the screw 7 is rotatably arranged on one side of the handheld rod 4, the other end of the handheld rod is arranged on the partition plate 9 in a penetrating manner, the screw 7 is positioned at the upper end of the sliding groove, one end of the connecting rod 8 is arranged on the partition plate 9 in a penetrating manner and is connected with one end of the screw 7, the other end of the connecting rod 8 is arranged on the side wall of the handheld rod 4 in a penetrating manner, the knob 6 is arranged at one end of the connecting rod 8, which penetrates through the side wall of the handheld rod 4, the thread block 10 is arranged on the screw 7 through thread connection, the connecting rod 11 is arranged on the thread block 10, the lower end of the connecting rod 11 is arranged in the sliding groove in a penetrating manner, and two groups of the connecting rod 11 are symmetrically arranged on the thread block 10, the two groups of connecting rods 11 are respectively positioned on the front wall and the rear wall of the thread block 10, the cross rod 12 is arranged at the lower ends of the two groups of connecting rods 11, the movable jaw 13 is hinged to one end of the cross rod 12, the bottom wall of the clamping rod 5 is provided with a connecting block 15, the connecting block 15 is hinged to a hinge rod 16, and the fixed jaw 14 is hinged to the hinge rod 16; the angle adjusting device 3 of the fixed jaw 14 comprises a guide wheel 17, a lead 18, a slide plate 19, a slide block 20, a pull block 21 and a telescopic spring 22, wherein the guide wheel 17 comprises a first guide wheel and a second guide wheel, the first guide wheel is arranged at one end of the clamping rod 5, the second guide wheel is arranged at one end of the top wall of the clamping rod 5, a fixing ring 23 is arranged at one side of the fixed jaw 14, the slide plate 19 is arranged on the top wall of the handheld rod 4, the slide plate 19 is symmetrically provided with two groups on the top wall of the handheld rod 4, the two groups of slide plates 19 are respectively arranged at the front end and the rear end of one side of the top wall of the handheld rod 4, grooves are respectively formed at one side, which is close to the two groups of slide plates 19, the two ends of the slide block 20 are clamped and slide in the two groups of grooves, one end of the slide block 20 is provided with a second fixing ring 24, and the pull block 21 is arranged at one end of the slide block 20, the telescopic spring 22 is arranged on the front wall of the fixed jaw 14, one end of the telescopic spring 22 is connected with the clamping rod 5, the telescopic spring 22 is symmetrically arranged on the horizontal central line of the fixed jaw 14 in two groups, the telescopic spring 22 is respectively arranged on the front wall and the rear wall of the fixed jaw 14, one end of the wire 18 is arranged on the fixed ring 23, and the other end of the wire 18 sequentially penetrates through the first guide wheel and the second guide wheel and is connected with the second fixed ring 24.

Specifically, be equipped with pulley 25 on horizontal pole 12, the front side is equipped with slide rail 26 on the handheld pole 4 diapire, pulley 25 and slide rail 26 block sliding connection, slide rail 26 one side is equipped with stopper 27 on the handheld pole 4 diapire, sets up pulley 25 and slide rail 26 and can improve the stability that horizontal pole 12 removed. The two sets of slide plates 19 are provided with limiting holes, and the slide block 20 is provided with through holes corresponding to the limiting holes on the two sets of slide plates 19. It is a set of slide plate 19 front side is equipped with spacing subassembly, spacing subassembly includes spacing shell 28, gag lever post 29, second stopper 30 and second and draws piece 31, spacing shell 28 is located a set of slide plate 19 front side, spacing shell 28 is connected one side with slide plate 19 and is corresponded a set of spacing hole and seted up the through-hole, gag lever post 29 both ends are run through respectively and are located on spacing shell 28, gag lever post 29 one end is located to the second drawing piece 31, second stopper 30 is located on the gag lever post 29, second stopper 30 one side is equipped with second expanding spring 32, the second expanding spring 32 other end with spacing shell 28 lateral wall is connected, and during the use, cooperation fixed 14 angle adjusting device 3 of keeping silent uses, stimulates second and draws piece 31, and after slide block 20 slided to the suitable position, unclamp second drawing piece 31, second drawing piece 31 runs through spacing shell 28 in proper order, The limiting holes on one set of sliding plate 19 and the through holes on the sliding block 20 are connected with the corresponding limiting holes on the other set of sliding plate 19 in a clamping manner. The fixed jaw 14 and the movable jaw 13 are provided with anti-skid cushion layers on the sides close to each other. And an observation mirror is arranged on one side of the clamping rod 5.

When the device is used, firstly, the turning angle of the fixed jaw 14 is adjusted, the pulling block 21 is further pulled, the pulling block 21 drives the sliding block 20 to move, the sliding block 20 drives the lead 18 to be stretched, the lead 18 further pulls the fixed jaw 14 to turn over, the fixed jaw 14 is further matched with the jaw clamping device 2 to be used, the pulling block 21 is loosened after the device is used, and the fixed jaw 14 is restored by the elasticity of the two groups of telescopic springs 22; then the jaw clamping device 2 is controlled to fix the pulled teeth, the knob 6 is rotated, the knob 6 drives the connecting rod 8 and the screw rod 7 to rotate, the screw rod 7 drives the thread block 10 and the connecting rod 11 to slide in the sliding groove through threaded connection, and the two groups of connecting rods 11 drive the cross rod 12 and the movable jaw 13 to move and adjust until the teeth are firmly clamped and pulled.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A novel tooth forceps is characterized in that: the dental forceps comprises a dental forceps body, a jaw clamping device and a fixed jaw angle adjusting device, wherein the dental forceps body comprises a handheld rod and a clamping rod, the handheld rod is cuboid, the interior of the handheld rod is of a hollow cavity structure, a slide groove is formed in the bottom wall of the handheld rod, the clamping rod is arranged on one side of the handheld rod, the jaw clamping device is arranged inside the handheld rod, and the fixed jaw angle adjusting device is arranged on the clamping rod; the jaw clamping device comprises a knob, a screw rod, a connecting rod, a partition plate, a thread block, a connecting rod, a cross rod, a movable jaw and a fixed jaw, the partition plate is arranged in the handheld rod, the screw rod is rotatably arranged on one side of the handheld rod, the other end of the screw rod penetrates through the partition plate, the screw rod is positioned at the upper end of the sliding groove, one end of the connecting rod penetrates through the partition plate and is connected with one end of the screw rod, the other end of the connecting rod penetrates through the side wall of the handheld rod, the knob is arranged at one end of the connecting rod, which penetrates through the side wall of the handheld rod, the thread block is arranged on the screw rod through threaded connection, the connecting rod is arranged on the thread block, the lower end of the connecting rod penetrates through and slides in the sliding groove, two groups of the connecting rod are symmetrically arranged on the thread block, the two groups of the connecting rod are respectively arranged on the front wall and the rear wall of the thread block, and the cross rod is arranged at the lower ends of the two groups of the connecting rod, the movable jaw is hinged to one end of the cross rod, a connecting block is arranged on the bottom wall of the clamping rod, a hinge rod is hinged to the connecting block, and the fixed jaw is hinged to the hinge rod; the fixed jaw angle adjusting device comprises guide wheels, a lead, a slide plate, a slide block, a pulling block and a telescopic spring, wherein the guide wheels comprise a first guide wheel and a second guide wheel, the first guide wheel is arranged at one end of the clamping rod, the second guide wheel is arranged at one end of the top wall of the clamping rod, one side of the fixed jaw is provided with a fixing ring, the slide plate is arranged on the top wall of the handheld rod, the slide plate is symmetrically provided with two groups of slide plates on the top wall of the handheld rod, the two groups of slide plates are respectively arranged at the front end and the rear end of one side of the top wall of the handheld rod, one side of the two groups of slide plates close to the top wall of the handheld rod is provided with a groove, the two ends of the slide block are clamped in the two groups of sliding grooves, one end of the slide block is provided with a second fixing ring, the pulling block is arranged at one end of the slide block, the telescopic spring is arranged on the fixed jaw, and one end of the telescopic spring is connected with the clamping rod, the telescopic spring about the horizontal midline symmetry of fixed jaw is equipped with two sets ofly, and is two sets of telescopic spring is located respectively on fixed jaw's antetheca and the back wall, wire one end is located gu fixed ring is last, the wire other end passes in proper order and walks around first leading wheel with the second leading wheel with the solid fixed ring of second is connected.

2. The novel dental forceps of claim 1, further comprising: the novel handheld rod is characterized in that a pulley is arranged on the cross rod, a slide rail is arranged on the upper front side of the bottom wall of the handheld rod, the pulley is connected with the slide rail in a clamping and sliding mode, and a limiting block is arranged on one side of the slide rail on the bottom wall of the handheld rod.

3. The novel dental forceps of claim 1, further comprising: the two groups of slide plates are provided with limiting holes, and the slide blocks are provided with through holes corresponding to the limiting holes on the two groups of slide plates.

4. The novel dental forceps of claim 3, wherein: it is a set of slide plate front side is equipped with spacing subassembly, spacing subassembly includes spacing shell, gag lever post, second stopper and second and draws the piece, spacing shell is located a set ofly slide plate front side, spacing shell is connected one side with the slide plate and is corresponded a set of spacing hole and seted up the through-hole, the gag lever post both ends are run through respectively and are located on the spacing shell, the second draws the piece to locate gag lever post one end, the second stopper is located on the gag lever post, second stopper one side is equipped with second expanding spring, the second expanding spring other end with spacing shell lateral wall is connected.

5. The novel dental forceps of claim 1, further comprising: the fixed jaw and the movable jaw are provided with anti-skid cushion layers on one side close to each other.

6. The novel dental forceps of claim 1, further comprising: and an observation mirror is arranged on one side of the clamping rod.