CN210668994U - Rotating shaft structure of electric power pressing plate - Google Patents
Rotating shaft structure of electric power pressing plate Download PDFInfo
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- CN210668994U CN210668994U CN201922201080.8U CN201922201080U CN210668994U CN 210668994 U CN210668994 U CN 210668994U CN 201922201080 U CN201922201080 U CN 201922201080U CN 210668994 U CN210668994 U CN 210668994U
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- shaft
- rotating shaft
- handle
- connecting shaft
- rotation stopping
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Abstract
A rotating shaft structure of an electric pressure plate comprises a connecting shaft and a handle rotating shaft fixedly arranged in the center of a handle; a rotation stopping structure is arranged at the connecting part of the connecting shaft and the handle rotating shaft, and the connecting shaft is axially and fixedly connected with the handle rotating shaft; the connecting shaft is formed with a restraining convex ring along the circumferential direction, and the radius of the restraining convex ring is larger than that of the clutch shaft. An object of the utility model is to provide a pivot structure of electric power clamp plate makes the pivot can cooperate with the shaft hole and the whole of preferred assembly nature and reliability and clamp plate.
Description
Technical Field
The utility model relates to a power equipment technical field especially relates to a pivot structure of electric power clamp plate.
Background
The power secondary operation loop is a link for interconnection and interaction of power secondary comprehensive automation equipment and a high-voltage switch operation mechanism, and the reliability of the secondary operation loop directly influences the reliability of power grid operation. And the electric pressure plate used by the secondary operation loop is an important factor influencing the reliability of the secondary operation loop. The power press plate is used to turn on or off a circuit. The throwing and retreating actions of the electric power pressing plate are operated by rotating the pressing plate handle, the current electric power pressing plate is either manually rotated by the pressing plate handle or is rotated by the pressing plate handle driven by a motor, although the rotating shaft of the electric power pressing plate only plays a role in the rotating shaft in the electric power pressing plate, the rotating shaft is designed according to the difference of the whole structure, and the better assembly performance and the better reliability are matched with the shaft hole of the pressing plate and the whole pressing plate.
SUMMERY OF THE UTILITY MODEL
To overcome the above problems, an object of the present invention is to provide a rotating shaft structure of an electric power pressing plate, which enables the rotating shaft to be matched with the shaft hole and the whole of the pressing plate with better assembling performance and reliability.
To achieve the purpose, the utility model adopts the following technical proposal:
a rotating shaft structure of an electric pressure plate comprises a connecting shaft and a handle rotating shaft fixedly arranged in the center of a handle;
a rotation stopping structure is arranged at the connecting part of the connecting shaft and the handle rotating shaft, and the connecting shaft is axially and fixedly connected with the handle rotating shaft;
the connecting shaft is formed with a constraint convex ring along the circumferential direction, and the radius of the constraint convex ring is larger than that of the connecting shaft.
Preferably, the handle rotating shaft is a cylinder;
and one end of the handle rotating shaft, which faces the connecting shaft, is provided with two opposite third rotation stopping tangent planes.
Preferably, a rotation stopping groove is formed in the middle of one end, facing the handle rotating shaft, of the connecting shaft, opposite two sides of the groove wall of the rotation stopping groove are communicated, the other opposite two sides of the groove wall of the rotation stopping groove are formed into a fourth rotation stopping tangent plane, and one end of the handle rotating shaft is embedded into the rotation stopping groove of the connecting shaft and is matched with the rotation stopping groove.
Preferably, the middle part of the connecting shaft and the middle part of the handle rotating shaft are both provided with connecting through holes along the axial direction;
the handle is characterized by further comprising a fixing screw, wherein the fixing screw is inserted into the connecting through hole of the connecting shaft and the connecting through hole of the handle rotating shaft from the other end of the connecting shaft in sequence, and the connecting shaft is fixedly connected with the handle rotating shaft in the axial direction.
The clutch shaft is further included, a mounting hole is formed in the middle of one end, facing the connecting shaft, of the clutch shaft, and the mounting hole is a circular hole, two opposite first rotation stopping tangent planes are arranged on the circular arc surface of the circular hole.
Furthermore, the connecting shaft is a cylinder, one end of the connecting shaft, facing the clutch shaft, is provided with two opposite second rotation stopping tangent planes matched with the mounting hole, and the other end of the connecting shaft is embedded into the mounting hole of the clutch shaft and is matched with the mounting hole.
Furthermore, the connecting axle is equipped with the tenon to the one end of separation and reunion axle, the one end of handle pivot is equipped with the mortise, the tenon inserts the mortise, tenon and mortise are interference fit.
Preferably, the length of the mortise of the handle rotating shaft is greater than that of the tenon, and glue is added into the mortise.
Preferably, the connecting shaft and/or the handle rotating shaft are made of metal.
Preferably, a label box is arranged at the upper end of the handle.
The utility model has the advantages that: the connecting shaft and the handle rotating shaft are designed in a split mode, one end of the connecting shaft and one end of the handle rotating shaft which are connected with each other are assembled through a rotation stopping structure, and the diameters of parts at the other ends of the two devices are larger than the diameters of the parts; under the condition, after the connecting shaft and the handle rotating shaft are inserted into the shaft hole, the handle and the constraint convex ring at the two ends enable the connecting shaft and the handle rotating shaft to be assembled, axial movement can be constrained, the effect of axial rotation cannot be influenced, and the structure is embodied to enable the connecting shaft and the handle rotating shaft to be produced and assembled in a more convenient mode.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;
fig. 2 is a schematic structural view of a mounting hole according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of the rotating shaft according to an embodiment of the present invention;
fig. 4 is a structural diagram of a first view angle of a connecting shaft according to an embodiment of the present invention;
fig. 5 is a structural schematic diagram of a second view angle of the connecting shaft according to an embodiment of the present invention.
Wherein: the handle comprises a clutch shaft 1, a mounting hole 11, a first rotation stopping tangent plane 111, a connecting shaft 2, a restraining convex ring 21, a second rotation stopping tangent plane 211, a rotation stopping cutting groove 212, a third rotation stopping tangent plane 213, a fourth rotation stopping tangent plane 214, a handle rotating shaft 3 and a connecting through hole 4.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
As shown in fig. 1-5, a rotating shaft structure of an electric pressure plate comprises a connecting shaft 2 and a handle rotating shaft 3 fixedly installed at the center of a handle;
a rotation stopping structure is arranged at the connecting part of the connecting shaft 2 and the handle rotating shaft 3, and the connecting shaft 2 and the handle rotating shaft 3 are axially and fixedly connected;
the connecting shaft 2 is formed with a constraint convex ring 21 along the circumferential direction, and the radius of the constraint convex ring 21 is larger than that of the connecting shaft 2.
The connecting shaft 2 and the handle rotating shaft 3 are designed in a split mode, one end of the connecting shaft and one end of the handle rotating shaft which are connected with each other are assembled through a rotation stopping structure, and the diameters of parts at the other ends of the two devices are larger than the diameters of the parts; under the condition, after the connecting shaft 2 and the handle rotating shaft 3 are inserted into the shaft holes, the handles and the constraint convex rings 21 positioned at the two ends are used for constraining the axial movement after the two are assembled, the diameter of the shaft holes is smaller than that of the constraint convex rings 21, the effect of axial rotation cannot be influenced, and the structure is embodied so that the connecting shaft and the handle rotating shaft 3 can be produced and assembled in a more convenient mode; in addition, the rotation stopping structure is positioned in the shaft hole, and only axial freedom degree exists after assembly, so that the shaft hole can be well protected.
Wherein, the handle rotating shaft 3 is a cylinder;
one end of the handle rotating shaft 3 facing the connecting shaft 2 is provided with two opposite third rotation stopping tangent planes 213.
One end of the handle shaft 3 is provided with two opposite third rotation stopping tangent planes 213 for forming a plugging position, so that the clutch shaft 1 has a position of longitudinal plane contact when being assembled, and can have a transmission structure with the third rotation stopping tangent planes 213.
In addition, a rotation stopping slot 212 is formed in the middle of one end, facing the handle rotating shaft 3, of the connecting shaft 2, opposite two sides of the slot wall of the rotation stopping slot 212 penetrate through the middle, the other opposite two sides of the slot wall of the rotation stopping slot 212 are formed into a fourth rotation stopping slot 214, and one end of the handle rotating shaft 3 is embedded into the rotation stopping slot 212 of the connecting shaft 2 and is matched with the rotation stopping slot 212.
The rotation stopping cutting grooves 212 arranged on the connecting shaft 2 are matched with the third rotation stopping cutting surfaces 213 after being assembled, and because the rotation stopping cutting grooves 212 and the third rotation stopping cutting surfaces 213 are in surface contact with each other, the whole device is constrained in the shaft barrel in the actual use process, the loss of torque transmitted in the axial direction is avoided, and meanwhile, the device can be assembled in a mode of being inserted from the two ends of the shaft barrel.
In addition, the middle part of the connecting shaft 2 and the middle part of the handle rotating shaft 3 are both provided with connecting through holes 4 along the axial direction;
still include set screw, set screw inserts in proper order from the other end of connecting axle 2 connecting hole 4 of connecting axle 2 and connecting hole 4 of handle pivot 3 will connecting axle 2 and 3 axial fixity of handle pivot connect.
Through the mode of screw fixation, can have convenient and firm connection structure between connecting axle 2 and the handle pivot 3.
As a supplement to the above technology, the clutch device further comprises a clutch shaft 1, wherein a mounting hole 11 is formed in the middle of one end, facing the connecting shaft 2, of the clutch shaft 1, and the mounting hole 11 is a circular hole with two opposite first rotation stopping tangent planes 111 on the circular arc surface.
In addition, the connecting shaft 2 is a cylinder, one end of the connecting shaft 2 facing the clutch shaft 1 is provided with two opposite second rotation stopping tangent planes 331 matched with the mounting hole 11, and the other end of the connecting shaft 2 is embedded into the mounting hole 11 of the clutch shaft 1 and matched with the mounting hole 11.
The other end of the connecting shaft 2 is matched with the mounting hole 11 to realize that the clutch shaft 1 and the connecting shaft 2 are axially connected into a whole, and the first rotation stopping tangent plane 111 in the mounting hole 11 is matched with the second rotation stopping tangent plane 331 on the connecting shaft 2, so that the clutch shaft 1 and the connecting shaft 2 are prevented from rotating relatively, and the accuracy and the reliability of the operation of the electric pressing plate are improved.
Wherein, the one end to separation and reunion axle 1 of connecting axle 2 is equipped with the tenon, the one end of handle pivot 3 is equipped with the mortise, the tenon inserts the mortise, tenon and mortise are interference fit.
The tenon and mortise mode can also be used for forming a split combined transmission structure, and a reliable transmission structure can be formed in an interference assembly mode.
In addition, the length of the mortise of the handle rotating shaft 3 is greater than that of the tenon, and glue is added into the mortise.
The mode of interference fit and viscose glue can guarantee the bonding strength of the handle rotating shaft 3 and the clutch shaft 1 in the axial direction.
In addition, the connecting shaft 2 and/or the handle rotating shaft 3 are made of metal materials.
The fourth rotation stopping section on the connecting shaft 2 is weak in structural strength and made of a material with high strength, so that the service life of a product can be effectively prolonged; the fourth rotation stopping section can be made of metal whether being arranged on the connecting shaft 2 or the handle rotating shaft 3.
In addition, a label box is arranged at the upper end of the handle.
The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.
Claims (10)
1. A rotating shaft structure of an electric pressure plate is characterized by comprising a connecting shaft and a handle rotating shaft fixedly arranged in the center of a handle;
a rotation stopping structure is arranged at the connecting part of the connecting shaft and the handle rotating shaft, and the connecting shaft is axially and fixedly connected with the handle rotating shaft;
the connecting shaft is formed with a constraint convex ring along the circumferential direction, and the radius of the constraint convex ring is larger than that of the connecting shaft.
2. The rotating shaft structure of an electric pressing plate according to claim 1, wherein the handle rotating shaft is a cylinder;
and one end of the handle rotating shaft, which faces the connecting shaft, is provided with two opposite third rotation stopping tangent planes.
3. The rotation shaft structure of an electric power pressing plate according to claim 2, wherein a rotation stopping groove is formed in a middle portion of one end of the connecting shaft facing the handle rotation shaft, opposite sides of groove walls of the rotation stopping groove are penetrated, the other opposite sides of the groove walls of the rotation stopping groove are formed as a fourth rotation stopping cut surface, and one end of the handle rotation shaft is inserted into and fitted with the rotation stopping groove of the connecting shaft.
4. The rotating shaft structure of the electric pressing plate according to claim 1, wherein a connecting through hole is axially formed in both the middle of the connecting shaft and the middle of the handle rotating shaft;
the handle is characterized by further comprising a fixing screw, wherein the fixing screw is inserted into the connecting through hole of the connecting shaft and the connecting through hole of the handle rotating shaft from the other end of the connecting shaft in sequence, and the connecting shaft is fixedly connected with the handle rotating shaft in the axial direction.
5. The rotating shaft structure of the electric pressure plate according to claim 3, further comprising a clutch shaft, wherein a mounting hole is formed in the middle of one end of the clutch shaft facing the connecting shaft, and the mounting hole is a circular hole with two opposite first rotation stopping tangent planes on an arc surface.
6. The rotating shaft structure of an electric pressing plate according to claim 5, wherein the connecting shaft is a cylinder, one end of the connecting shaft facing the clutch shaft is provided with two opposite second rotation stopping tangent planes matched with the mounting hole, and the other end of the connecting shaft is embedded into the mounting hole of the clutch shaft and matched with the mounting hole.
7. The rotating shaft structure of the electric pressing plate according to claim 1, wherein a tenon is disposed at one end of the connecting shaft facing the clutch shaft, a tenon hole is disposed at one end of the handle rotating shaft, the tenon is inserted into the tenon hole, and the tenon hole are in interference fit.
8. The rotating shaft structure of an electric pressing plate according to claim 7, wherein the length of the mortise of the handle rotating shaft is greater than that of the tenon, and glue is added into the mortise.
9. The rotating shaft structure of the electric pressing plate according to any one of claims 1 to 5, wherein the connecting shaft and/or the handle rotating shaft is made of metal.
10. The rotary shaft structure of electric platen according to claim 1, wherein a label box is provided at an upper end of the handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922201080.8U CN210668994U (en) | 2019-12-10 | 2019-12-10 | Rotating shaft structure of electric power pressing plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922201080.8U CN210668994U (en) | 2019-12-10 | 2019-12-10 | Rotating shaft structure of electric power pressing plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210668994U true CN210668994U (en) | 2020-06-02 |
Family
ID=70810054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922201080.8U Active CN210668994U (en) | 2019-12-10 | 2019-12-10 | Rotating shaft structure of electric power pressing plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210668994U (en) |
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2019
- 2019-12-10 CN CN201922201080.8U patent/CN210668994U/en active Active
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