Length-adjustable orthodontic forceps holder

Abstract

The utility model relates to a length-adjustable orthodontic clamp frame which comprises limiting supporting plates arranged in parallel, a plurality of sliding sleeves arranged between the limiting supporting plates, a plurality of limiting mechanisms arranged on the sliding sleeves and used for placing orthodontic clamps, and sliding damping assemblies and limiting fixing pieces arranged on the sliding sleeves, the sliding sleeve comprises an outer supporting pipe and an inner adjusting pipe which are arranged in a sliding and nested mode. The sliding damping assembly comprises a connecting cylinder arranged on the inner wall of the outer supporting pipe, a friction ball arranged at an opening of the connecting cylinder in a rolling mode and a spring elastically connected between the friction ball and the bottom of the connecting cylinder in an abutting mode. The limiting fixing piece is used for fixing the outer supporting pipe and the inner adjusting pipe. Compared with the prior art, the utility model not only is convenient to assemble and disassemble, but also is adjustable in length and stable in adjusting process, and improves the adaptability of the device in different use scenes.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of forceps frame, and relates to a length-adjustable orthodontic forceps frame. BACKGROUND

[0002] The orthodontic forceps frame is usually made of metal or plastic, is an indispensable auxiliary instrument in orthodontic treatment, is usually assembled by two metal plates and three metal pipes, and mainly concentrates and arranges various orthodontic forceps, so that doctors can quickly find the required forceps in the treatment process and quickly return the forceps after use, greatly improve the operation efficiency, avoid the inconvenience and time waste caused by scattered placement of the forceps, and maintain the neatness and order of the work area, which is beneficial to creating a good diagnosis and treatment environment.

[0003] The commonly used orthodontic forceps frame in reality is usually assembled by three metal pipes and two supporting metal plates, which is stable, convenient for doctors to quickly take and place the forceps, keeps the workbench clean, and can relatively stably support various orthodontic forceps.

[0004] The prior art CN219846929U discloses a high-stability orthodontic forceps frame, and relates to the field of oral medical instruments, which comprises two side plates, two stainless steel hollow rods, a stainless steel solid rod and a plurality of stabilizing components, the stainless steel solid rod is provided with a bottom groove, the stabilizing components comprise bottom groove sliding blocks slidingly installed in the bottom groove, two semicircular pressing plates are arranged on the upper end surface of the bottom groove sliding blocks, the stabilizing components are slidingly installed on the frame, so that the two semicircular pressing plates press the orthodontic forceps, the latex can greatly improve the friction between the orthodontic forceps, effectively improve the stability of the orthodontic forceps when clamped, effectively avoid the shaking and instability of the orthodontic forceps on the frame and the collision between the orthodontic forceps and the frame to generate abnormal sound, effectively control the distance between the orthodontic forceps placed on the frame, and avoid the contact between the orthodontic forceps to prevent cross infection.

[0005] However, the metal pipe length of the forceps frame is fixed, which limits its flexibility, when a large number of forceps need to be accommodated and placed, the fixed length of the metal pipe cannot well adapt to the demand, resulting in low space utilization or crowded placement of the forceps, affecting the taking efficiency, and to some extent, restricting the work efficiency of medical staff. Therefore, it is particularly necessary to develop a new type of length-adjustable orthodontic forceps frame to solve the problems exposed in the actual application of the existing product, improve the adaptability and flexibility of the product in different use scenarios. UTILITY MODEL CONTENTS

[0006] The utility model discloses a purpose is to provide a length adjustable oral orthodontic forceps frame for solving the problem of poor flexibility, low space utilization, crowded forceps placement caused by the fixed length of the existing orthodontic forceps frame, and improving the operation stability of the length adjustment process.

[0007] The utility model discloses a purpose can be realized through the following technical scheme:

[0008] A length adjustable oral orthodontic forceps frame, comprising parallelly arranged limiting support plates, a plurality of sliding sleeves arranged between the limiting support plates, a plurality of limiting mechanisms arranged in the sliding sleeves and used for placing orthodontic forceps, and a sliding damping assembly and a limiting fixing part arranged on the sliding sleeves;

[0009] The sliding sleeve comprises an outer support tube and an inner adjustment tube which are slidingly nested.

[0010] The sliding damping assembly comprises a connecting cylinder arranged on the inner wall of the outer support tube, a friction ball arranged at the opening of the connecting cylinder, and a spring elastically abutting between the friction ball and the bottom of the connecting cylinder.

[0011] The limiting fixing part is used for fixing the outer support tube and the inner adjustment tube.

[0012] The utility model discloses a plurality of sliding sleeves and the limiting support plates on both sides constitute the oral orthodontic forceps frame main part, and through the limiting mechanism storage places orthodontic forceps, through the relative sliding of the outer support tube and the inner adjustment tube, the size of the oral orthodontic forceps frame main part is adjusted, the spacing and the quantity requirement of orthodontic forceps placement are satisfied, in the telescopic adjustment process, the spring is used for abutting the outer wall of the inner adjustment tube from the inner side of the outer support tube, so as to enhance the friction, when the limiting fixing part is not fastened and fixed the outer support tube and the inner adjustment tube, the inner adjustment tube will not move easily, and slow sliding of the outer support tube and the inner adjustment tube is realized in the adjustment process, the displacement of the sleeve is avoided, the orthodontic forceps can not be accurately placed in the predetermined position, the regularity of the overall layout is affected, and the stability during adjustment is guaranteed.

[0013] In some specific embodiments, one end of the spring is provided with an arc-shaped abutting surface, which is connected with the friction ball through the arc-shaped abutting surface.

[0014] In some specific embodiments, the friction ball is a metal ball, preferably a metal ball with a rough surface. For example, the metal ball is polished by coarse sandpaper, and the coarse sandpaper can be selected from 40-60 mesh or lower mesh sandpaper. The spherical structure is convenient for the relative sliding between the inner and outer tubes, and the rough surface enhances the friction between the two, achieving slow sliding.

[0015] In some specific embodiments, the inner wall of the outer support tube is circumferentially uniformly distributed with the sliding damping assembly.

[0016] In some specific embodiments, the limiting fixing member is a locking bolt screwed on the side wall of the outer support tube, which is screwed through the fixing screw hole on the side wall of the outer support tube in a forward direction, and abuts against the outer wall of the inner adjusting tube with the end part, so as to fix the relative extension length of the outer support tube and the inner adjusting tube; or the bolt is screwed in a reverse direction to separate the outer wall of the inner adjusting tube.

[0017] In some specific embodiments, the end part of the bolt is provided with an anti-skid pad to enhance the friction with the inner adjusting tube, and improve the relative fixing effect of the outer support tube and the inner adjusting tube. Specifically, the anti-skid pad is made of rubber pad.

[0018] In some specific embodiments, the limiting mechanism includes an arc-shaped buckle clamped on the sliding sleeve, and a limiting baffle spaced on the arc-shaped buckle, and the orthodontic forceps are placed between the limiting baffles.

[0019] In some specific embodiments, the orthodontic forceps are normally opened in an X shape, and are vertically arranged on the sliding sleeve in this state.

[0020] In some specific embodiments, the arc-shaped buckle is in the shape of an arc of a circle, and is made of elastic material commonly used for buckles such as plastic, so as to be clamped on the sliding sleeve.

[0021] In some specific embodiments, the sliding sleeve and the limiting support plate are connected by bolts.

[0022] In some specific embodiments, a fixing mechanism is arranged between the two ends of the sliding sleeve and the limiting support plate.

[0023] The fixing mechanism includes a threaded hole opened on the end face of the sliding sleeve, a through hole opened on the limiting support plate, and a fixing bolt passing through the through hole and screwed in the threaded hole. Specifically, the fixing bolt can be a cross bolt.

[0024] In some specific embodiments, the sliding sleeve and the limiting support plate are inserted and matched.

[0025] In some specific embodiments, the sliding sleeve is provided with positioning holes at the end faces of the two ends, and the limiting support plate is provided with positioning protrusions.

[0026] In some specific embodiments, the positioning holes surround the threaded holes, and the positioning protrusions are correspondingly arranged around the through holes.

[0027] Specifically, the positioning holes are arranged on the upper and lower sides of the threaded holes, and the positioning protrusions are correspondingly arranged on the upper and lower sides of the through holes. Before the bolt is assembled, the positioning holes and the positioning protrusions can be inserted and matched to be positioned, so as to facilitate the assembly of the fixing bolt.

[0028] In some specific embodiments, the support feet of the limiting support plate are provided with anti-skid rubber pads for stabilizing the whole orthodontic forceps rack and avoiding slipping.

[0029] The utility model discloses through the limiting support plate pulling inside adjusting pipe, make its one end from the outside support pipe inside extend outward, thereby realize the length adjustment of orthodontic forceps rack, in the adjustment process, spring cooperation friction ball can exert certain friction to inside adjusting pipe, make inside adjusting pipe not move fast under the state that locking bolt is not screwed, guarantee the stability when adjusting, when orthodontic forceps rack is adjusted to the suitable length, tighten locking bolt, further improve the stability of inside adjusting pipe, the device is the orthodontic forceps rack that the limiting support plate and outside support pipe, inside adjusting pipe assemble, not only convenient assembly and disassembly, and length adjustable, improve its adaptability under different use scene.

[0030] Compared with the prior art, the utility model has the following beneficial effects:

[0031] 1) the length of the rack body is adjustable: the utility model discloses that the main part of the rack body is composed of a limiting support plate and a sliding sleeve, the orthodontic forceps are placed through the limiting mechanism on the sliding sleeve, and the relative sliding of the inner and outer tubes in the sliding sleeve is utilized to realize the free expansion of the length of the rack body, so that the placement requirements of the orthodontic forceps of different quantities and placement intervals are met.

[0032] 2) stable during length adjustment: the utility model discloses that a friction ball elastically abutting between the inner and outer tubes is arranged in the sliding sleeve, the relative sliding of the inner and outer tubes is slowed down by utilizing the friction damping of the friction ball, and the stability during adjustment is ensured.

[0033] 3) convenient to assemble, disassemble and maintain: the utility model discloses that the limiting mechanism for placing the orthodontic forceps and the sliding sleeve are connected through an arc-shaped buckle structure, and the sliding sleeve and the limiting support plate are connected through a bolt, so that the detachable connection of multiple components is realized, and the single damaged part can be conveniently disassembled and replaced later.

[0034] 4) good placement stability: the utility model discloses that the anti-skid rubber pads are arranged on the support feet of the limiting support plate, so that the whole orthodontic forceps rack is stably set, and slipping between the rack and the placement surface is avoided. DRAWINGS

[0035] Figure 1 It is a structure schematic view of the length-adjustable orthodontic forceps rack in the utility model.

[0036] Figure 2 It is a structure schematic view of the length-adjustable orthodontic forceps rack in the utility model (one side limiting support plate is omitted).

[0037] Figure 3 It is a sectional view of the sliding sleeve.

[0038] Figure 4 This is a schematic diagram of the limiting support plate.

[0039] Explanation of markings in the diagram:

[0040] 1. Outer support tube; 2. Inner adjustment tube; 3. Limiting support plate; 4. Fixing mechanism; 401. Threaded hole; 402. Fixing bolt; 5. Connecting cylinder; 6. Spring; 7. Friction ball; 8. Limiting fastener; 9. Limiting mechanism; 901. Arc-shaped buckle; 902. Limiting baffle; 10. Positioning hole; 11. Positioning protrusion; 12. Anti-slip rubber pad; 13. Orthodontic forceps. Detailed Implementation

[0041] The present invention will now be described in detail with reference to the accompanying drawings and specific embodiments. The following embodiments are based on the above-described technical solution of the present invention, providing detailed implementation methods and specific operating procedures. However, the scope of protection of the present invention is not limited to the following embodiments.

[0042] It should be noted that similar labels and letters in the following figures indicate similar items. Therefore, once an item is defined in one figure, it does not need to be further defined and explained in subsequent figures.

[0043] The following detailed description of some embodiments of the present invention is provided in conjunction with the accompanying drawings. Unless otherwise specified, the following embodiments and features can be combined with each other.

[0044] Example 1:

[0045] like Figure 1 An adjustable-length orthodontic forceps holder is shown, comprising parallel limiting support plates 3, multiple sliding sleeves disposed between the limiting support plates 3, multiple limiting mechanisms 9 disposed on the sliding sleeves for placing orthodontic forceps 13, and sliding damping components and limiting fixing members 8 disposed on the sliding sleeves; the sliding sleeves include an outer support tube 1 and an inner adjusting tube 2 slidably nested together; the sliding damping components include a connecting cylinder 5 disposed on the inner wall of the outer support tube 1, a friction ball 7 disposed at the opening of the connecting cylinder 5, and a spring 6 elastically abutting between the friction ball 7 and the bottom of the connecting cylinder 5; the limiting fixing member 8 is used to fix the outer support tube 1 and the inner adjusting tube 2.

[0046] The embodiment is composed of the oral orthodontic forceps frame body and the limiting support plates 3 on both sides through a plurality of sliding sleeves, and stores the orthodontic forceps 13 through the limiting mechanism 9. The size of the oral orthodontic forceps frame body is adjusted through the relative sliding of the outer support tube 1 and the inner adjusting tube 2 to meet the requirements of the placement interval and quantity of the orthodontic forceps 13. The friction ball 7 is abutted on the outer wall of the inner adjusting tube 2 from the inner side of the outer support tube 1 through the spring 6 in the process of expansion and contraction adjustment to enhance the friction and realize the slow sliding of the outer support tube 1 and the inner adjusting tube 2, thereby ensuring the stability during adjustment.

[0047] One end of the spring 6 is provided with an arc abutment surface which is connected with the friction ball 7.

[0048] The friction ball 7 is selected from metal balls, such as stainless steel balls, preferably metal balls with rough surfaces, such as metal balls polished by coarse sandpaper. The coarse sandpaper can be selected from sandpaper with a mesh size of 40-60 or lower. The spherical structure of the ball is used to facilitate the relative sliding between the inner and outer tubes, and the rough surface is used to enhance the friction between the two tubes to realize slow sliding.

[0049] The inner wall of the outer support tube 1 is uniformly provided with three groups of sliding damping assemblies which are evenly arranged on the inner wall of the outer support tube 1 at equal angles.

[0050] The limiting fixing part 8 is a locking bolt which is screwed on the side wall of the outer support tube 1. The bolt is screwed in the positive direction to pass through the fixed screw hole on the side wall of the outer support tube 1 and abut the end part on the outer wall of the inner adjusting tube 2 to fix the relative extension length of the outer support tube 1 and the inner adjusting tube 2. Alternatively, the bolt is screwed in the reverse direction to separate the bolt from the outer wall of the inner adjusting tube 2.

[0051] The end part of the bolt is provided with a non-slip pad to enhance the friction with the inner adjusting tube 2 and improve the relative fixing effect of the outer support tube 1 and the inner adjusting tube 2. Specifically, the non-slip pad is selected from a rubber pad.

[0052] The limiting mechanism 9 includes an arc-shaped buckle 901 clamped on the sliding sleeve and a limiting baffle 902 spaced apart on the arc-shaped buckle 901, and the orthodontic forceps 13 are placed between the limiting baffles 902. The orthodontic forceps 13 are normally opened in an X shape and are vertically arranged on the sliding sleeve in this state. More specifically, the arc-shaped buckle 901 is in an optimal arc shape and is made of a common elastic material such as plastic to be clamped on the sliding sleeve.

[0053] The sliding sleeve and the limiting support plate 3 are connected by a bolt. Specifically, the two ends of the sliding sleeve and the limiting support plate 3 are provided with a fixing mechanism 4. The fixing mechanism 4 includes a threaded hole 401 opened on the end face of the sliding sleeve, a through hole opened on the limiting support plate 3, and a fixing bolt 402 passing through the through hole and screwed in the threaded hole 401. Specifically, the fixing bolt 402 can be selected from a cross bolt.

[0054] The sliding sleeve is inserted and matched with the limiting support plate 3. Specifically, as shown in the figure, the sliding sleeve is provided with a positioning hole 10 at the end face of both ends, and the limiting support plate 3 is provided with a positioning protrusion 11. Figures 2-4

[0055] In addition, the positioning hole 10 is arranged around the connecting part of the bolt connection. Specifically, the positioning hole 10 is arranged on the upper and lower sides of the threaded hole 401, and the positioning protrusion 11 is arranged on the upper and lower sides of the through hole. Before the bolt is assembled, the positioning hole 10 and the positioning protrusion 11 can be inserted and matched to position, so as to facilitate the assembly of the fixing bolt 402.

[0056] The limiting support plate 3 is provided with an anti-skid rubber pad 12 on the support foot part, which is used to make the oral orthodontic forceps frame stable and firm, and avoid slipping.

[0057] In this embodiment, the limiting support plate 3 pulls the inner adjusting pipe 2, so that one end of the inner adjusting pipe 2 extends outward from the inside of the outer support pipe 1, so as to realize the length adjustment of the oral orthodontic forceps frame. In the adjustment process, the spring 6 cooperates with the friction ball 7 to apply a certain friction force to the inner adjusting pipe 2, so that the inner adjusting pipe 2 will not move quickly in the state that the locking bolt is not tightened, and the stability during adjustment is ensured. When the oral orthodontic forceps frame is adjusted to the appropriate length, the locking bolt is tightened, and the stability of the inner adjusting pipe 2 is further improved. The oral orthodontic forceps frame assembled by the limiting support plate 3, the outer support pipe 1 and the inner adjusting pipe 2 not only facilitates assembly and disassembly, but also has adjustable length, and improves the adaptability in different use scenarios.

[0058] Embodiment 2:

[0059] Referring to Figure 1 , Figure 2 and Figure 3 , an oral orthodontic forceps frame includes a plurality of outer support pipes 1, and the inside of each outer support pipe 1 movably sheaths an inner adjusting pipe 2. The outer support pipe 1 is provided with three, and the inside of each outer support pipe 1 sheaths an inner adjusting pipe 2, so as to facilitate subsequent adjustment of the inner adjusting pipe 2 and increase the length.

[0060] Referring to Figure 1 , Figure 2 ​The outer supporting pipe 1 and the outer surface of the inner adjusting pipe 2 are respectively provided with a limiting mechanism 9, the limiting mechanism 9 comprises an arc-shaped buckle 901 and a limiting baffle 902, a plurality of arc-shaped buckles 901 are respectively clamped on the outer supporting pipe 1 and the inner adjusting pipe 2, and the top surface of the arc-shaped buckle 901 is fixedly installed with the two limiting baffles 902; the arc-shaped buckle 901 can be clamped on the outer supporting pipe 1 and the inner adjusting pipe 2, so that the limiting baffle 902 can limit the orthodontic forceps 13, so that the orthodontic forceps 13 cannot be tilted at a large amplitude when being placed, meanwhile, the arc-shaped buckle 901 is clamped on the outer surface of the outer supporting pipe 1 and the inner adjusting pipe 2, so that the arc-shaped buckle 901 is convenient to disassemble and assemble, and the corresponding arc-shaped buckle 901 can be installed according to the number of the orthodontic forceps 13, and the practicability is improved.

[0061] With reference to Figure 1 , Figure 2 and Figure 3 , the ends of the outer supporting pipe 1 and the inner adjusting pipe 2 away from each other are provided with a limiting support plate 3, the bottom surface of the limiting support plate 3 is fixedly installed with an anti-skid rubber pad 12, the limiting support plate 3 is made of stainless steel metal material, a tooth-shaped through hole is formed near the middle part of the limiting support plate 3, and the limiting support plate 3 is provided with a fixing mechanism 4 connected with the outer supporting pipe 1 and the inner adjusting pipe 2 on one side; the limiting support plate 3 is provided, so that the operator can connect and fix the outer supporting pipe 1 or the inner adjusting pipe 2 with the limiting support plate 3 through the fixing mechanism 4, the limiting support plate 3 can support the outer supporting pipe 1 and the inner adjusting pipe 2, the orthodontic forceps rack can be formed, the orthodontic forceps 13 can be stored and placed, and the subsequent medical staff can conveniently take and use, the anti-skid effect of the limiting support plate 3 can be improved through the anti-skid rubber pad 12, and the stability is improved, the tooth-shaped through hole is convenient for personnel to identify in the future, and meanwhile, materials can be saved and the weight of the equipment can be reduced.

[0062] With reference to Figure 2 , Figure 3 and Figure 4 , the ends of the outer supporting pipe 1 and the inner adjusting pipe 2 away from each other are provided with a positioning hole 10, and the limiting support plate 3 is fixedly installed with a positioning protrusion 11 corresponding to the positioning hole 10 on one side, and the positioning protrusion 11 is inserted into the inside of the positioning hole 10; the positioning protrusion 11 is inserted into the inside of the positioning hole 10, the outer supporting pipe 1, the inner adjusting pipe 2 and the limiting support plate 3 are conveniently positioned and installed, and the position of the limiting support plate 3 and the outer supporting pipe 1 and the inner adjusting pipe 2 during assembly cannot have a large deviation.

[0063] With reference to Figure 2 , Figure 3 and Figure 4The fixing mechanism 4 comprises threaded holes 401 and fixing bolts 402, the outer supporting pipe 1 and the inner adjusting pipe 2 are both provided with the threaded holes 401 at the ends away from each other, one side of the limiting supporting plate 3 is movably provided with the fixing bolts 402 corresponding to the threaded holes 401, and the fixing bolts 402 are threadedly connected in the threaded holes 401; the fixing bolts 402 are convenient for being screwed into the threaded holes 401 by personnel, so that the outer supporting pipe 1 and the inner adjusting pipe 2 are fixed, and the limiting supporting plate 3, the outer supporting pipe 1 and the inner adjusting pipe 2 are connected to form an integral orthodontic forceps frame.

[0064] Reference Figure 1 、 Figure 2 and Figure 3 The outer supporting pipe 1 is fixedly installed with a circular connecting barrel 5 close to the bottom outer surface, the inner bottom surface of the circular connecting barrel 5 is fixedly provided with a spring 6, one end of the spring 6 is slidably abutted with a friction ball 7, the outer surface of the friction ball 7 is in contact with the bottom surface of the inner adjusting pipe 2, and the bottom surface of the outer supporting pipe 1 is threadedly connected with a locking bolt; the spring 6 and the friction ball 7 are convenient for applying a friction force to the inner adjusting pipe 2, so that the inner adjusting pipe 2 cannot be easily moved when the locking bolt is not tightened, length adjustment of the outer supporting pipe 1 and the inner adjusting pipe 2 can be directly performed by pulling the outer supporting pipe 1 and the inner adjusting pipe 2 through the limiting supporting plate 3 when adjustment is needed, and adaptability is improved. Meanwhile, the sleeve pipe can be prevented from sliding in an unexpected direction and distance and from appearing uncontrollable displacement. The telescopic rod of the utility model is a straight rod, which seems stable in straight extension and contraction, but impact force generated by too fast sliding of the sleeve pipe and other factors can still break the relative stability. When the outer supporting pipe 1 and the inner adjusting pipe 2 are adjusted to a suitable position, the locking bolt can be tightened by an operator at this time, so that one end of the locking bolt is in close abutment with the bottom of the inner adjusting pipe 2, and the stability of the inner adjusting pipe 2 is improved.

[0065] The implementation principle is that: when the oral orthodontic forceps frame is assembled, the user first holds two limiting supporting plates 3, then fixes three outer supporting pipes 1 and an inner adjusting pipe 2 between the two limiting supporting plates 3 through a fixing mechanism 4, so that a complete oral orthodontic forceps frame is assembled, then the user places the orthodontic forceps 13 according to actual needs, and sequentially clamps the arc-shaped buckles 901 to the outer supporting pipes 1 and the inner adjusting pipe 2, so that the orthodontic forceps 13 can be placed in a limiting manner by means of the assembled oral orthodontic forceps frame, the arc-shaped buckles 901 and the limiting baffle 902, the storage process is more convenient, subsequent use is facilitated, and the convenience of use is improved.

[0066] When the length of the orthodontic forceps frame needs to be adjusted, first loosen the locking bolt, then pull the inner adjusting tube 2 through the limiting support plate 3, so that one end of the inner adjusting tube 2 extends out of the inner part of the outer support tube 1, thereby achieving the adjustment of the length of the orthodontic forceps frame, in the adjustment process, the spring 6 cooperates with the friction ball 7 to exert a certain friction force on the inner adjusting tube 2, so that the inner adjusting tube 2 will not move quickly in the state that the locking bolt is not tightened, ensuring the stability during adjustment, when the orthodontic forceps frame is adjusted to the appropriate length, tighten the locking bolt, so that one end of the locking bolt tightly abuts the bottom of the inner adjusting tube 2, further improving the stability of the inner adjusting tube 2, the device is simple in structure and convenient to operate, the orthodontic forceps frame assembled by the limiting support plate 3, the outer support tube 1 and the inner adjusting tube 2 not only is convenient to assemble and disassemble, but also is adjustable in length, greatly improving the adaptability of the orthodontic forceps frame in different use scenarios.

[0067] The above description of the embodiments is for the purpose of enabling a person of ordinary skill in the art to understand and use the utility model. Those skilled in the art can easily make various modifications to the embodiments, and apply the general principles described herein to other embodiments without inventive labor. Therefore, the utility model is not limited to the above embodiments, and improvements and modifications made by those skilled in the art based on the disclosure of the utility model without departing from the scope of the utility model should be within the protection scope of the utility model.

Claims

1. An adjustable length orthodontic forceps holder, comprising: The device comprises limit support plates (3) arranged side by side, sliding sleeve pipes arranged between the limit support plates (3), limit mechanisms (9) arranged in the sliding sleeve pipes and used for placing orthodontic forceps (13), and sliding damping assemblies and limit fixing members (8) arranged on the sliding sleeve pipes; The sliding sleeve pipes comprise outer support pipes (1) and inner adjusting pipes (2) arranged in sliding nests; The sliding damping assemblies comprise connecting cylinders (5) arranged on inner walls of the outer support pipes (1), friction balls (7) arranged at openings of the connecting cylinders (5), and springs (6) elastically abutting between the friction balls (7) and bottoms of the connecting cylinders (5); The limit fixing members (8) are used for fixing the outer support pipes (1) and the inner adjusting pipes (2).

2. An adjustable length orthodontic forceps rack as defined in claim 1, wherein, The friction balls (7) are metal balls.

3. The adjustable length orthodontic forceps rack of claim 1, wherein, The limit fixing members (8) are locking bolts threadedly connected to side walls of the outer support pipes (1).

4. An adjustable length orthodontic forceps rack as claimed in claim 3, wherein, End portions of the locking bolts are provided with anti-skid pads.

5. The adjustable length orthodontic forceps rack of claim 1, wherein, The limit mechanisms (9) comprise arc-shaped buckles (901) arranged on the sliding sleeve pipes, and limit baffle plates (902) arranged at intervals on the arc-shaped buckles (901), The orthodontic forceps (13) are limitedly placed between the limit baffle plates (902).

6. The adjustable length orthodontic forceps rack of claim 1, wherein, The sliding sleeve pipes and the limit support plates (3) are bolt-connected.

7. An adjustable length orthodontic forceps rack as defined in claim 6, wherein, Both ends of the sliding sleeve pipes and the limit support plates (3) are provided with fixing mechanisms (4). The fixing mechanisms (4) comprise threaded holes (401) arranged on end faces of the sliding sleeve pipes, through holes arranged on the limit support plates (3), and fixing bolts (402) penetrating the through holes and threadedly connected to the threaded holes (401).

8. An adjustable length orthodontic forceps rack as defined in claim 7, wherein, Both ends of the sliding sleeve pipes are provided with positioning holes (10), and the limit support plates (3) are provided with positioning protrusions (11).

9. An adjustable length orthodontic forceps rack as defined in claim 8, wherein, The positioning holes (10) surround the threaded holes (401), and the positioning protrusions (11) correspondingly surround the through holes.

10. The length-adjustable orthodontic forceps rack of claim 1, wherein, The limit support plates (3) are provided with anti-skid rubber pads (12) on support leg portions.

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