CN213176392U - Double-end dental strip convenient to installation - Google Patents
Double-end dental strip convenient to installation Download PDFInfo
- Publication number
- CN213176392U CN213176392U CN202021920308.5U CN202021920308U CN213176392U CN 213176392 U CN213176392 U CN 213176392U CN 202021920308 U CN202021920308 U CN 202021920308U CN 213176392 U CN213176392 U CN 213176392U
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- rod
- rod body
- base plate
- threaded hole
- double
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Abstract
The utility model discloses a double-end tooth strip convenient to installation, including the first body of rod, the second body of rod, the third body of rod, the fourth body of rod, main screw hole, mounting groove, base plate, deformation board, be equipped with first external screw thread on the first body of rod, the top of the first body of rod is fixed with one and is the columniform second body of rod, is equipped with a plurality of sand grips parallel with the second body of rod on the outer wall of the second body of rod, and the top of the second body of rod is equipped with one and twists the head, the bottom of the third body of rod is equipped with one and screws the hole with first external screw thread matched with, and the first body of rod is twisted on the third body of rod, and the second body of rod is located the main screw hole, be equipped with. The utility model discloses a with the first body of rod and the third body of rod with threaded connection's mode fixed mutually for the first body of rod can be effectual suit with the screw hole in the installation main part, the installation of being convenient for.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a technical field of fastener, especially the technical field of dental floss.
[ background of the invention ]
The dental strip is a common fastener and is widely applied, wherein the double-head dental strip is a common dental strip type. The existing double-head thread strip is easy to damage threads in the installation process, and sometimes cannot well meet the requirement due to the length.
[ Utility model ] content
The utility model aims at solving the problems in the prior art, providing a double-end dental strip convenient to install, which can facilitate the installation of the double-end dental strip.
In order to realize the purpose, the utility model provides a double-end tooth bar convenient for installation, which comprises a first bar body, a second bar body, a third bar body, a fourth bar body, a main thread hole, a mounting groove, a base plate and a deformation plate, wherein the first bar body is provided with a first external thread, the top end of the first bar body is fixed with a second bar body which is cylindrical, the outer wall of the second bar body is provided with a plurality of convex strips which are parallel to the second bar body, the top of the second bar body is provided with a twisting head, the bottom of the third bar body is provided with a main thread hole matched with the first external thread, the first bar body is twisted on the third bar body, the second bar body is positioned in the main thread hole, the inner wall of the main thread hole is provided with a plurality of mounting grooves, a base plate is arranged in the mounting groove, the side of the base plate close to the second bar body is provided with a deformation plate, the side of the deformation plate close, the groove bottom of the mounting groove is provided with an auxiliary threaded hole penetrating through the outer wall of the third rod body, a compression screw is screwed in the auxiliary threaded hole and abuts against the base plate, the top of the third rod body is fixed with a fourth rod body, and the fourth rod body is provided with a second external thread.
Preferably, the hardness of the base plate is greater than that of the compression screw, the hardness of the deformation plate is less than that of the convex strips, and the cross sections of the convex strips are triangular.
Preferably, the top end of the fourth rod and the end of the pressing screw, which is far away from the base plate, are both provided with an inner hexagonal groove, and the end of the pressing screw, which is far away from the base plate, is located in the auxiliary threaded hole.
Preferably, the side wall of the third rod body is provided with two through holes, the through holes are communicated with the main threaded hole, the tail ends of the through holes are located at the top end of the main threaded hole, one through hole is used for injecting glue, and the other through hole is used for exhausting air.
Preferably, the top of the screwing head is provided with an auxiliary groove, and the section of the auxiliary groove is triangular or square.
Preferably, the number of the mounting grooves is even, and the mounting grooves are axially and symmetrically distributed on the inner wall of the main threaded hole.
The utility model has the advantages that: the utility model fixes the first rod body and the third rod body in a threaded connection mode, so that the first rod body can effectively adapt to the threaded hole on the installation main body, and the installation is convenient; the deformation plate and the convex strip are matched to enable the first rod body and the third rod body to be not easy to loosen after being screwed, and the installation reliability is effectively guaranteed.
The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.
[ description of the drawings ]
Fig. 1 is a front view of a double-ended rack bar of the present invention for easy installation.
In the figure: 1-a first rod body, 2-a second rod body, 3-a third rod body, 4-a fourth rod body, 10-a first external thread, 20-a convex strip, 21-a twisting head, 22-an auxiliary groove, 30-a main threaded hole, 31-an installation groove, 32-a base plate, 33-a deformation plate, 35-an auxiliary threaded hole, 36-a compression screw rod, 37-a through hole, 40-a second external thread and 41-an internal hexagonal groove.
[ detailed description ] embodiments
Referring to fig. 1, the utility model relates to a double-end tooth bar convenient for installation, which comprises a first bar body 1, a second bar body 2, a third bar body 3, a fourth bar body 4, a main thread hole 30, a mounting groove 31, a base plate 32 and a deformation plate 33, wherein the first bar body 1 is provided with a first external thread 10, the top end of the first bar body 1 is fixed with a cylindrical second bar body 2, the outer wall of the second bar body 2 is provided with a plurality of raised strips 20 parallel to the second bar body 2, the top of the second bar body 2 is provided with a twisting head 21, the bottom of the third bar body 3 is provided with a main thread hole 30 matched with the first external thread 10, the first bar body 1 is twisted on the third bar body 3, the second bar body 2 is positioned in the main thread hole 30, the inner wall of the main thread hole 30 is provided with a plurality of mounting grooves 31, the base plate 32 is arranged in the mounting groove 31, the side of the base plate 32 close to the second, the side of the deformation plate 33 close to the second rod body 2 is arc-shaped and is matched with the outer wall of the second rod body 2, an auxiliary threaded hole 35 penetrating through the outer wall of the third rod body 3 is arranged at the bottom of the mounting groove 31, a pressing screw 36 is screwed in the auxiliary threaded hole 35 and presses the screw 36 to abut against the base plate 32, a fourth rod body 4 is fixed at the top of the third rod body 3, a second external thread 40 is arranged on the fourth rod body 4, the hardness of the base plate 32 is greater than that of the pressing screw 36, the hardness of the deformation plate 33 is less than that of the raised strip 20, the cross section of the raised strip 20 is triangular, an inner hexagonal groove 41 is respectively arranged at the top end of the fourth rod body 4 and the end of the pressing screw 36 far away from the base plate 32, the end of the pressing screw 36 far away from the base plate 32 is positioned in the auxiliary threaded hole 35, two through holes 37 are arranged on the side wall of the third rod body 3, one through hole 37 is used for injecting glue, the other through hole 37 is used for exhausting air, the top of the screwing head 21 is provided with an auxiliary groove 22, the cross section of the auxiliary groove 22 is triangular or square, the number of the installation grooves 31 is even, and the installation grooves 31 are axially and symmetrically distributed on the inner wall of the main threaded hole 30.
The utility model discloses the working process:
in the working process of the double-head tooth bar convenient to install, the first rod body 1 and the third rod body 3 are fixed in a threaded connection mode, so that the first rod body 1 can be effectively matched with a threaded hole in an installation main body, and the installation is convenient; the deformation plate 33 and the convex strip 20 are matched to enable the first rod body 1 and the third rod body 3 to be not easy to loosen after being screwed, and the installation reliability is effectively guaranteed.
The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.
Claims (6)
1. The utility model provides a double-end dental stripe convenient to installation which characterized in that: comprises a first rod body (1), a second rod body (2), a third rod body (3), a fourth rod body (4), a main threaded hole (30), mounting grooves (31), a base plate (32) and a deformation plate (33), wherein a first external thread (10) is arranged on the first rod body (1), a cylindrical second rod body (2) is fixed at the top end of the first rod body (1), a plurality of raised strips (20) parallel to the second rod body (2) are arranged on the outer wall of the second rod body (2), a screwing head (21) is arranged at the top of the second rod body (2), a main threaded hole (30) matched with the first external thread (10) is arranged at the bottom of the third rod body (3), the first rod body (1) is screwed on the third rod body (3), the second rod body (2) is positioned in the main threaded hole (30), a plurality of mounting grooves (31) are arranged on the inner wall of the main threaded hole (30), be equipped with a base plate (32) in mounting groove (31), the second body of rod (2) side that is close to of base plate (32) is equipped with one and warp board (33), warp board (33) be close to the second body of rod (2) side and be the arc that suits with the second body of rod (2) outer wall, the tank bottom of mounting groove (31) is equipped with an auxiliary thread hole (35) that runs through the third body of rod (3) outer wall, and it has a oppression screw rod (36) to twist in auxiliary thread hole (35), and oppression screw rod (36) support base plate (32), the top of the third body of rod (3) is fixed with a fourth body of rod (4), and the fourth body of rod (4) is equipped with second external screw thread (40).
2. The double-ended dental strip for facilitating installation of claim 1, wherein: the hardness of the base plate (32) is greater than that of the compression screw (36), the hardness of the deformation plate (33) is less than that of the convex strip (20), and the cross section of the convex strip (20) is triangular.
3. The double-ended dental strip for facilitating installation of claim 1, wherein: the top end of the fourth rod body (4) and the end, far away from the base plate (32), of the pressing screw rod (36) are both provided with an inner hexagonal groove (41), and the end, far away from the base plate (32), of the pressing screw rod (36) is located in the auxiliary threaded hole (35).
4. The double-ended dental strip for facilitating installation of claim 1, wherein: the side wall of the third rod body (3) is provided with two through holes (37), the through holes (37) are communicated with the main threaded hole (30), the tail end of each through hole (37) is located at the top end of the main threaded hole (30), one through hole (37) is used for injecting glue, and the other through hole (37) is used for exhausting air.
5. The double-ended dental strip for facilitating installation of claim 4, wherein: an auxiliary groove (22) is formed in the top of the screwing head (21), and the section of the auxiliary groove (22) is triangular or square.
6. The double-ended dental strip for facilitating installation of claim 1, wherein: the number of the mounting grooves (31) is even, and the mounting grooves (31) are axially and symmetrically distributed on the inner wall of the main threaded hole (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021920308.5U CN213176392U (en) | 2020-09-04 | 2020-09-04 | Double-end dental strip convenient to installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021920308.5U CN213176392U (en) | 2020-09-04 | 2020-09-04 | Double-end dental strip convenient to installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213176392U true CN213176392U (en) | 2021-05-11 |
Family
ID=75771151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021920308.5U Active CN213176392U (en) | 2020-09-04 | 2020-09-04 | Double-end dental strip convenient to installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213176392U (en) |
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2020
- 2020-09-04 CN CN202021920308.5U patent/CN213176392U/en active Active
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