CN218863211U - Ratchet wheel rotating shaft made of metal material - Google Patents
Ratchet wheel rotating shaft made of metal material Download PDFInfo
- Publication number
- CN218863211U CN218863211U CN202222910261.XU CN202222910261U CN218863211U CN 218863211 U CN218863211 U CN 218863211U CN 202222910261 U CN202222910261 U CN 202222910261U CN 218863211 U CN218863211 U CN 218863211U
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- Prior art keywords
- ratchet
- connecting axle
- installation screw
- fixed
- axle
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- 239000007769 metal material Substances 0.000 title claims abstract description 10
- 238000009434 installation Methods 0.000 claims abstract description 25
- 230000000670 limiting effect Effects 0.000 claims description 39
- 239000002184 metal Substances 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 230000037431 insertion Effects 0.000 abstract 1
- 238000003780 insertion Methods 0.000 abstract 1
- 238000005728 strengthening Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The utility model discloses a ratchet pivot of metal material, belong to ratchet technical field, the fixed part comprises a fixing portion, the fixed part includes the fixed axle, fixed axle surface fixed connection has the restriction arch, connecting portion are including connecting the connecting axle, connecting axle fixed connection is in the one end of fixed axle, a plurality of location teeth of connecting axle surface equidistance fixedly connected with, the installation screw has been seted up to the one end of connecting axle, and restriction portion, restriction portion includes the installation screw rod, inside the through-hole of connecting axle insertion ratchet center department in the connecting axle, through the draw-in groove meshing of the epaxial location tooth of connecting and ratchet through-hole inner wall, avoid the connecting axle at the inside idle running of through-hole of ratchet center department, the installation screw rod of restriction portion and the epaxial installation screw cooperation of connecting, conveniently fix the restriction board on the connecting axle, thereby restrict the ratchet of establishing to the connecting axle upper cover, make things convenient for the dismantlement of ratchet simultaneously, the protruding stability of ratchet installation on the connecting axle that further promotes of fixed epaxial ratchet.
Description
Technical Field
The utility model relates to a ratchet technical field, more specifically says, relates to a ratchet pivot of metal material.
Background
The ratchet wheel is a gear with rigid toothed surface or friction surface on its outer or inner edge, and is an important component for forming ratchet mechanism.
Among the prior art, traditional ratchet and ratchet pivot all adopt the integral type mostly, and it is comparatively troublesome to lead to the change of ratchet after using for a long time easily, and partial ratchet is direct cup joint to install in the pivot more simultaneously, and its stability is not enough, and the in-process of long-term use appears not hard up the condition easily.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the prior art, the utility model aims at providing a ratchet pivot of metal material aims at solving traditional ratchet and ratchet pivot and mostly adopts the integral type, and is inconvenient to be changed the ratchet, and partial ratchet is directly cup jointed more and installs in the pivot, the not enough problem of its stability.
In order to solve the above problem, the utility model adopts the following technical scheme:
a metal ratchet wheel rotating shaft comprises:
the fixing part comprises a fixing shaft, and a limiting bulge is fixedly connected to the outer surface of the fixing shaft;
the connecting part comprises a connecting shaft, the connecting shaft is fixedly connected to one end of the fixed shaft, a plurality of positioning teeth are fixedly connected to the outer surface of the connecting shaft at equal intervals, and one end of the connecting shaft is provided with an installation screw hole; and
the limiting part comprises a mounting screw, the mounting screw is in threaded connection with the inside of the mounting screw hole, one end of the mounting screw is fixedly connected with a limiting plate, and the limiting plate is of a cylindrical structure.
As an optimized scheme of the utility model, fixed part, connecting portion and restriction portion all adopt the metal material to make.
As a preferred aspect of the present invention, the limiting protrusion is a circular ring-shaped structure, and the outer diameter of the limiting protrusion is the same as the outer diameter of the limiting plate.
As an optimized proposal of the utility model, the outer surface of one side of the limiting plate is provided with a hexagonal fixing hole.
As a preferred scheme of the utility model, the fixed axle is inside to have seted up the fixed slot, the fixed slot is inside fixed to be inlayed and is equipped with the strengthening rib.
As a preferable aspect of the present invention, the outer diameter of the reinforcing rib is consistent with the inner diameter of the fixing groove.
Advantageous effects
Compared with the prior art, the utility model provides a ratchet pivot of metal material has following beneficial effect:
1. in this scheme, inside the connecting axle inserted the through-hole of ratchet center department in the connecting portion, through the draw-in groove meshing of connecting epaxial location tooth and ratchet through-hole inner wall, avoid the connecting axle at the inside idle running of through-hole of ratchet center department, the installation screw of restriction portion and the cooperation of the epaxial installation screw of connecting, conveniently fix the limiting plate on the connecting axle, thereby the ratchet to establishing the cover on the connecting axle limits, make things convenient for the dismantlement of ratchet simultaneously, the protruding stability of ratchet installation on the connecting axle that further promotes of fixed epaxial restriction.
2. In this scheme, the external diameter of restriction arch and restriction board is unanimous, and all is greater than the external diameter of connecting axle, promotes the restriction effect to connecting axle surface ratchet, and then promotes ratchet pivot and ratchet connection stability.
Drawings
Fig. 1 is a perspective view of the present invention;
fig. 2 is an expanded perspective view of the present invention;
fig. 3 is a cross-sectional view of the present invention;
fig. 4 is an installation diagram of the present invention.
The reference numbers in the figures illustrate:
1. a fixed part; 11. a fixed shaft; 12. a restricting projection; 2. a connecting portion; 21. a connecting shaft; 22. positioning teeth; 23. mounting a screw hole; 3. a restricting section; 31. installing a screw rod; 32. a limiting plate; 4. a hexagonal fixing hole; 5. and (5) reinforcing ribs.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Example (b):
referring to fig. 1-4, a metal ratchet shaft includes:
the fixing part 1 comprises a fixing shaft 11, and a limiting bulge 12 is fixedly connected to the outer surface of the fixing shaft 11;
the connecting part 2 comprises a connecting shaft 21, the connecting shaft 21 is fixedly connected to one end of the fixed shaft 11, a plurality of positioning teeth 22 are fixedly connected to the outer surface of the connecting shaft 21 at equal intervals, and one end of the connecting shaft 21 is provided with an installation screw hole 23; and
and the limiting part 3 is provided with a mounting screw 31, the mounting screw 31 is in threaded connection with the inside of the mounting screw hole 23, one end of the mounting screw 31 is fixedly connected with a limiting plate 32, and the limiting plate 32 is in a cylindrical structure.
In the embodiment, the connecting shaft 21 in the connecting portion 2 is inserted into the through hole at the center of the ratchet, and is engaged with the clamping groove on the inner wall of the through hole of the ratchet through the positioning teeth 22 on the connecting shaft 21, so that the connecting shaft 21 is prevented from idling inside the through hole at the center of the ratchet, the mounting screw 31 of the limiting portion 3 is matched with the mounting screw hole 23 on the connecting shaft 21, the limiting plate 32 is conveniently fixed on the connecting shaft 21, the ratchet sleeved on the connecting shaft 21 is limited, the ratchet is convenient to detach, and the stability of the ratchet mounted on the connecting shaft 21 is further improved by the limiting protrusion 12 on the fixing shaft 11.
Specifically, referring to fig. 1, the fixing portion 1, the connecting portion 2 and the limiting portion 3 are made of metal.
In this embodiment, the fixing portion 1, the connecting portion 2 and the limiting portion 3 are made of a waterproof and moistureproof metal material, so that the service life of the fixing portion is prolonged.
Specifically, referring to fig. 1-3, the limiting protrusion 12 is a circular ring, and the outer diameter of the limiting protrusion 12 is the same as the outer diameter of the limiting plate 32.
In this embodiment, the outer diameters of the limiting protrusions 12 and the limiting plates 32 are the same and are larger than the outer diameter of the connecting shaft 21, so that the limiting effect on the ratchet wheel on the outer surface of the connecting shaft 21 is improved, and the connection stability of the ratchet wheel rotating shaft and the ratchet wheel is further improved.
Specifically, as shown in fig. 1-4, a hexagonal fixing hole 4 is formed on an outer surface of one side of the limiting plate 32.
In this embodiment, conveniently rotate limiting plate 32 through hexagonal fixed orifices 4 to screw installation screw 31 into installation screw 23 inside, promote limiting plate 32's installation convenience.
Specifically, as shown in fig. 3, a fixing groove is formed in the fixing shaft 11, and a reinforcing rib 5 is fixedly embedded in the fixing groove.
In this embodiment, the reinforcing rib 5 is provided inside the fixing groove, and the strength of use of the fixing shaft 11 is enhanced by the reinforcing rib 5.
Specifically, as shown in fig. 3, the outer diameter of the reinforcing rib 5 is consistent with the inner diameter of the fixing groove.
In this embodiment, 5 external diameters of strengthening rib are unanimous with fixed slot internal diameter, improve the laminating degree of strengthening rib 5 and fixed slot inner wall, further promote the intensity of fixed axle 11.
The working principle is as follows: during the use, inside inserting the through-hole of connecting axle 21 central department, make the draw-in groove meshing of positioning tooth 22 and ratchet through-hole inner wall on the connecting axle 21 simultaneously, insert the installation screw 31 on the limiting plate 32 inside the installation screw 23 on the connecting axle 21, insert the hexagonal spanner inside the hexagonal fixed orifices 4 on the limiting plate 32, twist the spanner and drive limiting plate 32 and installation screw 31 and rotate, make installation screw 31 twist inside installation screw 23 completely, accomplish the installation of ratchet and ratchet pivot.
The utility model discloses a control mode is controlled through artifical start-up and closing switch, and the wiring diagram of power component and the supply of power belong to the common general knowledge in this field, and the utility model discloses mainly be used for protecting mechanical device, so the utility model discloses no longer explain control mode and wiring in detail and arrange.
The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the improvement concept of the present invention within the technical scope disclosed in the present invention.
Claims (6)
1. The utility model provides a ratchet pivot of metal material which characterized in that includes:
the fixing part (1), the fixing part (1) comprises a fixing shaft (11), and a limiting bulge (12) is fixedly connected to the outer surface of the fixing shaft (11);
the connecting part (2) comprises a connecting shaft (21), the connecting shaft (21) is fixedly connected to one end of the fixed shaft (11), a plurality of positioning teeth (22) are fixedly connected to the outer surface of the connecting shaft (21) at equal intervals, and one end of the connecting shaft (21) is provided with an installation screw hole (23); and
restriction portion (3), restriction portion (3) are including installation screw (31), installation screw (31) threaded connection is inside installation screw (23), the one end fixedly connected with limiting plate (32) of installation screw (31), limiting plate (32) are cylindrical structure.
2. The metal ratchet wheel spindle according to claim 1, wherein: the fixing part (1), the connecting part (2) and the limiting part (3) are all made of metal materials.
3. The metal ratchet wheel spindle according to claim 1, wherein: the limiting bulge (12) is of a circular ring-shaped structure, and the outer diameter of the limiting bulge (12) is consistent with that of the limiting plate (32).
4. The metal ratchet spindle according to claim 3, wherein: the outer surface of one side of the limiting plate (32) is provided with a hexagonal fixing hole (4).
5. The metal ratchet spindle according to claim 1, wherein: the fixing shaft (11) is internally provided with a fixing groove, and a reinforcing rib (5) is fixedly embedded in the fixing groove.
6. The metal ratchet shaft according to claim 5, wherein: the outer diameter of the reinforcing rib (5) is consistent with the inner diameter of the fixing groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222910261.XU CN218863211U (en) | 2022-11-02 | 2022-11-02 | Ratchet wheel rotating shaft made of metal material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222910261.XU CN218863211U (en) | 2022-11-02 | 2022-11-02 | Ratchet wheel rotating shaft made of metal material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218863211U true CN218863211U (en) | 2023-04-14 |
Family
ID=87364317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222910261.XU Active CN218863211U (en) | 2022-11-02 | 2022-11-02 | Ratchet wheel rotating shaft made of metal material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218863211U (en) |
-
2022
- 2022-11-02 CN CN202222910261.XU patent/CN218863211U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |