CN213249867U

CN213249867U - Emery vehicle needle convenient to installation

Info

Publication number: CN213249867U
Application number: CN202021616761.7U
Authority: CN
Inventors: 姚瑶; 王成晖
Original assignee: Guangzhou Guangtuo Medical Technology Co ltd
Current assignee: Guangzhou Guangtuo Medical Technology Co ltd
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2021-05-25
Anticipated expiration: 2030-08-06

Abstract

The utility model relates to a dental appliance technical field just discloses a diamond dust car needle convenient to installation, including the syringe needle, the needle handle is installed to the one end of syringe needle, the other end fixedly connected with mount pad of needle handle, the groove has been accomodate to the symmetry on the annular lateral wall of mount pad, is located two seted up the working chamber on the mount pad between the groove of accomodating, two accomodate and to rotate through two primary shaft bearings at the groove bottom and be connected with first screw rod, be equipped with opposite direction's screw thread on the first screw rod wall, symmetrical threaded connection has the screw sleeve on the first screw rod, the spacing groove has been seted up to the symmetry on the groove wall of accomodating, sliding connection has the stopper in the spacing groove. The utility model discloses the installation and the dismantlement of the emery wheel needle of being convenient for do benefit to the change or the washing of emery wheel needle, the doctor's of being convenient for use.

Description

Emery vehicle needle convenient to installation

Technical Field

The utility model relates to a dental appliance technical field especially relates to a diamond dust car needle convenient to installation.

Background

The dental implant is a common clinical oral repair operation, and the dental implant is implanted into the upper and lower jawbones at the edentulous part of a human body in a surgical operation mode, so that the edentulous part can be effectively repaired, and the function of the teeth can be well recovered. The carborundum needle is a consumable tool for stomatologists and is a very small steel needle, and the needle consists of a needle head and a needle handle, can be inserted into a high-speed and low-speed mobile phone for use, and helps the stomatologists to open tooth cavities and repair teeth. However, the existing emery wheel needle is inconvenient to install and disassemble, is not beneficial to the replacement or cleaning of the emery wheel needle, and is inconvenient for doctors to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the emery wheel needle convenient to install is inconvenient to the change or wash of emery wheel needle in the prior art of installation and dismantlement of emery wheel needle, the doctor of being not convenient for used, and the emery wheel needle convenient to install that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a carborundum car needle convenient to install comprises a needle head, wherein a needle handle is installed at one end of the needle head, a mounting seat is fixedly connected with the other end of the needle handle, accommodating grooves are symmetrically formed in the annular side wall of the mounting seat, a working cavity is formed in the mounting seat between the two accommodating grooves, first screw rods are rotatably connected to the bottoms of the two accommodating grooves through two first bearings, opposite threads are arranged on the rod walls of the first screw rods, threaded sleeves are symmetrically and threadedly connected to the first screw rods, limiting grooves are symmetrically formed in the wall of each accommodating groove, limiting blocks are slidably connected in the limiting grooves, opposite ends of the two limiting blocks penetrate through the corresponding limiting groove notches and extend into the accommodating grooves and are fixedly connected to the threaded sleeves together, one end, far away from the working cavity, of each threaded sleeve is fixedly connected with a clamping block, and a worm wheel is fixedly sleeved on the wall of the first screw rod in the working cavity, the needle handle is provided with a fixing groove, the opposite cavity walls of the working cavities are rotatably connected with worms through two second bearings, the worms are meshed with worm gears, the wall of the worm rod is fixedly sleeved with a slave bevel gear, the wall of the fixing groove is rotatably connected with a rotating rod through a third bearing, and the wall of the rotating rod is fixedly sleeved with a main bevel gear meshed with the slave bevel gear.

Preferably, a thread groove is formed in one end, far away from the mounting seat, of the needle handle, a second screw rod is connected to the thread groove in an internal thread mode, and the upper end of the second screw rod is fixedly connected to the needle head.

Preferably, one end of the needle far away from the mounting seat is a sharp end, and the surface of the needle is covered with carborundum.

Preferably, one end of the rotating rod, which is far away from the main bevel gear, is fixedly connected with a rotating disc, and the annular side wall of the rotating disc is provided with anti-skid grains.

Preferably, the length of syringe needle is mm, the cutting part of syringe needle is provided with the scale mark.

Preferably, the needle handle is made of stainless steel material, and the diameter of the needle handle is larger than that of the needle head.

Compared with the prior art, the utility model provides a diamond dust car needle convenient to installation possesses following beneficial effect:

the carborundum car needle convenient to install comprises a needle head, a needle handle, a mounting seat, a containing groove, a working cavity, a first screw rod, a threaded sleeve, a limiting groove, a limiting block, a clamping block, a worm wheel, a fixing groove, a worm, a secondary bevel gear, a rotating rod and a main bevel gear, wherein when the carborundum car needle needs to be disassembled, the secondary bevel gear and the main bevel gear are driven to rotate by the forward rotating rod, the worm wheel drives the first screw rod to rotate, the two threaded sleeves move in opposite directions in the corresponding containing grooves, the clamping block retracts into the containing groove, the clamping block is separated from a clamping groove on a high-speed mobile phone and a low-speed mobile phone, the needle handle can be disassembled and separated from the high-speed mobile phone, when the carborundum car needle needs to be assembled, the mounting seat is inserted into the high-speed mobile phone and the low-speed mobile phone, the rotating rod rotates in opposite directions, the two threaded sleeves drive the clamping block to extend out of the containing groove, the emery wheel needle can be installed on a high-speed and low-speed mobile phone, so that the emery wheel needle can be conveniently installed and detached, the emery wheel needle can be conveniently replaced or cleaned, and the emery wheel needle can be conveniently used by doctors.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses the installation and the dismantlement of the emery wheel needle of being convenient for do benefit to the change or the washing of emery wheel needle, the doctor's of being convenient for use.

Drawings

FIG. 1 is a schematic structural view of a emery wheel needle convenient for installation according to the present invention;

fig. 2 is a schematic view of a mounting seat structure of a emery wheel needle convenient to mount provided by the utility model.

In the figure: the needle comprises a needle head 1, a needle handle 2, a mounting seat 3, a receiving groove 4, a working cavity 5, a first screw rod 6, a threaded sleeve 7, a limiting groove 8, a limiting block 9, a clamping block 10, a worm wheel 11, a fixing groove 12, a worm 13, a secondary bevel gear 14, a rotating rod 15, a primary bevel gear 16, a threaded groove 17, a secondary screw rod 18 and a rotating disc 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a conveniently installed carborundum car needle comprises a needle head 1, a needle handle 2 is installed at one end of the needle head 1, a mounting seat 3 is fixedly connected at the other end of the needle handle 2, accommodating grooves 4 are symmetrically formed on the annular side wall of the mounting seat 3, a working chamber 5 is formed on the mounting seat 3 between the two accommodating grooves 4, a first screw 6 is rotatably connected to the bottoms of the two accommodating grooves 4 through two first bearings, opposite screw threads are formed on the rod wall of the first screw 6, a threaded sleeve 7 is symmetrically and threadedly connected to the first screw 6, a limiting groove 8 is symmetrically formed on the wall of the accommodating groove 4, a limiting block 9 is slidably connected to the limiting groove 8, opposite ends of the two limiting blocks 9 penetrate through the notches of the corresponding limiting grooves 8 and extend into the accommodating grooves 4 and are fixedly connected to the threaded sleeve 7 together, and a clamping block 10 is fixedly connected to one end of the threaded sleeve 7 far away from the working chamber 5, a worm wheel 11 is fixedly sleeved on the rod wall of a first screw 6 positioned in a working cavity 5, a fixing groove 12 is arranged on a needle handle 2, a worm 13 is rotatably connected on the cavity wall of the working cavity 5 opposite to the working cavity through two second bearings, the worm 13 is meshed with the worm wheel 11, a slave bevel gear 14 is fixedly sleeved on the rod wall of the worm 13, a rotating rod 15 is rotatably connected on the groove wall of the fixing groove 12 through a third bearing, a main bevel gear 16 meshed with the slave bevel gear 14 is fixedly sleeved on the rod wall of the rotating rod 15, when a carborundum car needle needs to be dismounted, the slave bevel gear 14 and the main bevel gear 16 are driven to rotate by the forward rotating rod 15, so that the worm 13 and the worm wheel 11 rotate, the worm wheel 11 drives the first screw 6 to rotate, two threaded sleeves 7 move oppositely in corresponding accommodating grooves 4, a clamping block 10 retracts into the accommodating grooves 4, the clamping block 10 is separated from a clamping groove on a high-low-speed mobile phone, and the needle handle 2 can be dismounted and, when needing the installation diamond dust car needle, in inserting high low-speed cell-phone with mount pad 3, reversal bull stick 15 for two screw sleeve 7 are the back-to-back motion, screw sleeve 7 drives outside fixture block 10 stretches out and accomodates groove 4, makes in fixture block 10 inserts the draw-in groove, can install diamond dust car needle on high low-speed cell-phone, the installation and the dismantlement of the diamond dust car needle of being convenient for do benefit to the change or the washing of diamond dust car needle, doctor's of being convenient for use.

The thread groove 17 has been seted up to the one end that the mount pad 3 was kept away from to needle handle 2, and thread groove 17 internal thread is connected with second screw rod 18, and the upper end fixed connection of second screw rod 18 is on syringe needle 1, and the dismantlement of the needle handle 2 of being convenient for and syringe needle 1 does benefit to the change of syringe needle 1.

The end of the needle head 1 far away from the mounting seat 3 is a sharp end, and the surface of the needle head 1 is covered with carborundum, so that the rigidity of the needle head 1 is higher.

The end of the rotating rod 15 far away from the main bevel gear 16 is fixedly connected with a rotating disk 19, and the annular side wall of the rotating disk 19 is provided with anti-skid grains, so that the rotating rod 15 is easy to rotate.

The length of the needle head 1 is 40mm, and the edge part of the needle head 1 is provided with scale marks, so that the needle head 1 is favorably used.

The needle handle 2 is made of stainless steel materials, and the diameter of the needle handle 2 is larger than that of the needle head 1, so that the service life of the needle handle 2 is longer.

In the utility model, when the emery wheel needle needs to be disassembled, the forward rotation rotating rod 15 drives the secondary bevel gear 14 and the main bevel gear 16 to rotate, so that the worm 13 and the worm wheel 11 rotate, the worm wheel 11 drives the first screw rod 6 to rotate, so that the two threaded sleeves 7 move oppositely in the corresponding accommodating grooves 4, the fixture block 10 retracts into the accommodating grooves 4, the fixture block 10 is separated from the clamping groove on the high-low speed mobile phone, the needle handle 2 can be disassembled and separated from the high-low speed mobile phone, when the emery wheel needle needs to be assembled, the mounting seat 3 is inserted into the high-low speed mobile phone, the reverse rotation rod 15 makes the two threaded sleeves 7 move oppositely, the threaded sleeves 7 drive the fixture block 10 to extend out of the accommodating grooves 4, so that the fixture block 10 is inserted into the clamping groove, the emery wheel needle can be assembled on the high-low speed mobile phone, the installation and disassembly of the emery wheel needle are convenient, the emery wheel needle replacement or cleaning is facilitated, is convenient for doctors to use.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a diamond dust car needle convenient to installation, includes syringe needle (1), its characterized in that, needle handle (2) are installed to the one end of syringe needle (1), other end fixedly connected with mount pad (3) of needle handle (2), the symmetry has been seted up on the annular lateral wall of mount pad (3) and has been accomodate groove (4), is located two working chamber (5) have been seted up on mount pad (3) of accomodating between groove (4), two accomodate and rotate through two primary shaft bearings on groove (4) tank bottom and be connected with first screw rod (6), be equipped with opposite direction's screw thread on first screw rod (6) the pole wall, symmetrical threaded connection has threaded sleeve (7) on first screw rod (6), accomodate and seted up spacing groove (8) on groove (4) cell wall, sliding connection has stopper (9) in spacing groove (8), two stopper (9) one end in opposite directions passes corresponding spacing groove (8) notch and to accomodating groove (4) notch and to accomodating ) Extend in, and common fixed connection is on threaded sleeve (7), one end fixedly connected with fixture block (10) of working chamber (5) is kept away from in threaded sleeve (7), is located fixed the worm wheel (11) of having cup jointed on first screw rod (6) pole wall in working chamber (5), fixed slot (12) have been seted up on needle handle (2), it is connected with worm (13) to rotate through two second bearings on the chamber wall in working chamber (5) looks, worm (13) and worm wheel (11) mesh mutually, fixed the cup jointing from bevel gear (14) on worm (13) pole wall, it is connected with bull stick (15) to rotate through the third bearing on fixed slot (12) cell wall, fixed the cup jointing on bull stick (15) pole wall has and follows main bevel gear (16) that bevel gear (14) meshed mutually.

2. An emery wheel needle convenient to install according to claim 1, characterized in that, the needle handle (2) is equipped with a thread groove (17) at one end far away from the installation base (3), the thread groove (17) is connected with a second screw rod (18) in a threaded manner, and the upper end of the second screw rod (18) is fixedly connected to the needle head (1).

3. A diamond dust needle easy to install according to claim 1, characterized in that the end of the needle head (1) far from the mounting seat (3) is pointed, and the surface of the needle head (1) is covered with diamond dust.

4. An easy-to-mount emery wheel needle as claimed in claim 1, wherein a rotary disc (19) is fixedly connected to the end of said rotary rod (15) remote from said main bevel gear (16), and the annular side wall of said rotary disc (19) is provided with anti-slip threads.

5. An easy-to-mount carborundum needle according to claim 1, wherein the length of said needle head (1) is 40mm, and the blade of said needle head (1) is provided with a scale mark.

6. An easy to install carborundum needle according to claim 1, characterized in that, said needle handle (2) is made of stainless steel material, the diameter of said needle handle (2) is larger than the diameter of the needle head (1).