CN214705742U - Three-position switch transmission connecting and fixing device for switch cabinet - Google Patents
Three-position switch transmission connecting and fixing device for switch cabinet Download PDFInfo
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- CN214705742U CN214705742U CN202121334146.1U CN202121334146U CN214705742U CN 214705742 U CN214705742 U CN 214705742U CN 202121334146 U CN202121334146 U CN 202121334146U CN 214705742 U CN214705742 U CN 214705742U
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Abstract
The utility model discloses a transmission connection fixing device for a three-position switch of a switch cabinet, which comprises a crank arm sleeved on a rotating shaft, a baffle fixed on the crank arm and a taper pin used for fixedly connecting the crank arm and the rotating shaft; the crank arm comprises a connecting block and a sleeve positioned at the end part of the connecting block, and a group of mounting holes for inserting taper pins are formed in the side wall of the sleeve along the diameter direction; the baffle includes the connecting plate and is located the curb plate of connecting plate tip, connecting plate and connecting block fixed connection, the curb plate is located telescopic side and with taper pin butt. The utility model provides a fixing device is connected in three station switch transmissions of cubical switchboard can guarantee that firm in connection between the transmission shaft is stable, the difficult not hard up condition that drops that appears.
Description
Technical Field
The utility model relates to a fixing device is connected in cubical switchboard three-station switch transmission.
Background
At present, generally adopt three station switches among the present cubical switchboard, the drive mechanism of three station switches adopts many transmission shaft transmissions usually, connects by connecting fixing device between the transmission shaft, but current connection fixing device, after long-time operation, the condition that can appear becoming flexible and drop makes the connection between the transmission shaft unstable, leads to the transmission to lose efficacy.
Disclosure of Invention
The utility model aims to solve the technical problem that, overcome prior art not enough, provide a fixing device is connected in the transmission of cubical switchboard three-station switch, can guarantee that firm in connection between the transmission shaft is stable, the difficult not hard up condition of droing that appears.
In order to solve the technical problem, the technical scheme of the utility model is that:
a transmission connection fixing device for a three-station switch of a switch cabinet comprises a crank arm sleeved on a rotating shaft, a baffle fixed on the crank arm and a taper pin used for fixedly connecting the crank arm and the rotating shaft;
the crank arm comprises a connecting block and a sleeve positioned at the end part of the connecting block, and a group of mounting holes for inserting taper pins are formed in the side wall of the sleeve along the diameter direction;
the baffle includes the connecting plate and is located the curb plate of connecting plate tip, connecting plate and connecting block fixed connection, the curb plate is located telescopic side and with taper pin butt.
Further, the mounting groove has been seted up on the connecting block of turning arm, be provided with first bolt and second bolt in the mounting groove, the top surface and the bottom surface of connecting block are provided with the mounting panel respectively, the connecting plate setting of baffle is on the mounting panel of connecting block top surface, offer the second waist hole that is used for installing the first waist hole of first bolt and is used for installing the second bolt on the connecting plate, the tip of first bolt is located first waist downthehole, first bolt is used for mounting panel and connecting block fixed connection, the tip butt of second bolt is on second waist hole, the second bolt is used for connecting plate, mounting panel and connecting block fixed connection.
Further, the diameter of one end, close to the side plate, of the taper pin is larger than that of the mounting hole, and the diameter of one end, far away from the side plate, of the taper pin is smaller than that of the mounting hole.
After the technical scheme is adopted, the utility model discloses a taper pin fixes the turning arm on the transmission shaft, adds the baffle on the turning arm, fixes the taper pin through the baffle, prevents that the taper pin is not hard up to drop to guarantee the stable realization of the drive mechanism transmission function of three-station switch. The utility model discloses simple structure, it is all very convenient to install and dismantle.
Drawings
Fig. 1 is a front view of a transmission connection fixing device for a three-position switch of a switch cabinet of the utility model;
fig. 2 is a front view of the baffle of the present invention;
fig. 3 is a front view of the crank arm of the present invention.
Detailed Description
In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the accompanying drawings.
As shown in fig. 1, the transmission connection fixing device for the three-position switch of the switch cabinet comprises a crank arm 2 sleeved on a transmission shaft 1, a baffle 3 fixed on the crank arm 2, and a taper pin 4 for fixedly connecting the crank arm 2 and the transmission shaft 1. During installation, the transmission shaft 1 and the crank arm 2 are assembled together through the matching of the taper pin 4, so that the crank arm 2 rotates together with the transmission shaft 1 to realize a transmission function. In the long-time rotation process, in order to prevent that taper pin 4 is not hard up to lead to droing, increase baffle 3 on turning arm 2 and prevent that taper pin 4 from droing to guarantee the stable realization of transmission function.
As shown in fig. 2, the baffle 3 includes a connecting plate 31 and a side plate 32 located at an end of the connecting plate 31, the connecting plate 31 is fixedly connected to the connecting block 21, the side plate 32 is located on a side surface of the sleeve 22 and abuts against the taper pin 4, and the side plate 32 of the baffle 3 is used for fixing the taper pin 4 to prevent the fall-off.
As shown in fig. 3, the crank arm 2 includes a connecting block 21 and a sleeve 22 located at an end of the connecting block 21, and a set of mounting holes 221 for inserting the taper pins 4 are formed in a side wall of the sleeve 22 along a diameter direction. The diameter of one end of the taper pin 4 close to the side plate 32 is larger than that of the mounting hole 221, and the diameter of one end of the taper pin 4 far away from the side plate 32 is smaller than that of the mounting hole 221. During installation, the taper pins 4 are inserted into the two installation holes 221 of the sleeve 22 and penetrate through the transmission shaft 1, the crank arm 2 is fixedly connected with the transmission shaft 1, the end part of the end with the larger diameter of the taper pin 4 is positioned on the outer side of the installation hole 221, and the side plate 32 of the baffle plate 3 supports against the end with the larger diameter of the taper pin 4 to prevent the taper pin 4 from falling off.
As shown in fig. 1 to 3, a mounting groove 211 is formed in the connecting block 21 of the crank arm 2, a first bolt 5 and a second bolt 6 are arranged in the mounting groove 211, mounting plates 7 are respectively arranged on the top surface and the bottom surface of the connecting block 21, the connecting plate 31 of the baffle 3 is arranged on the mounting plate 7 on the top surface of the connecting block 21, and through holes for connecting other transmission shafts in the transmission mechanism of the three-position switch are formed in the mounting plate 7. The connecting plate 31 is provided with a first waist hole 311 for installing the first bolt 5 and a second waist hole 312 for installing the second bolt 6, and the first bolt 5 and the second bolt 6 can move in the two waist holes as required to adjust the installation position of the bolts. The end of the first bolt 5 is located in the first waist hole 311, the first bolt 5 is used for fixedly connecting the mounting plate 7 and the connecting block 21, the end of the second bolt 6 abuts against the second waist hole 312, and the second bolt 6 is used for fixedly connecting the connecting plate 31, the mounting plate 7 and the connecting block 21.
The above embodiments further describe the technical problems, technical solutions and advantages of the present invention in detail, it should be understood that the above only are embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (3)
1. The utility model provides a fixing device is connected in transmission of cubical switchboard three-station switch which characterized in that: the transmission device comprises a crank arm (2) sleeved on a transmission shaft (1), a baffle (3) fixed on the crank arm (2) and a taper pin (4) used for fixedly connecting the crank arm (2) and the transmission shaft (1);
the crank arm (2) comprises a connecting block (21) and a sleeve (22) positioned at the end part of the connecting block (21), and a group of mounting holes (221) for inserting the taper pins (4) are formed in the side wall of the sleeve (22) along the diameter direction;
the baffle (3) comprises a connecting plate (31) and a side plate (32) located at the end of the connecting plate (31), the connecting plate (31) is fixedly connected with the connecting block (21), and the side plate (32) is located on the side face of the sleeve (22) and is abutted to the taper pin (4).
2. The three-position switch transmission connecting and fixing device of the switch cabinet as claimed in claim 1, characterized in that: the connecting device is characterized in that a mounting groove (211) is formed in a connecting block (21) of the crank arm (2), a first bolt (5) and a second bolt (6) are arranged in the mounting groove (211), mounting plates (7) are respectively arranged on the top surface and the bottom surface of the connecting block (21), a connecting plate (31) of the baffle (3) is arranged on the mounting plate (7) on the top surface of the connecting block (21), a first waist hole (311) for mounting the first bolt (5) and a second waist hole (312) for mounting the second bolt (6) are formed in the connecting plate (31), the end portion of the first bolt (5) is located in the first waist hole (311), the first bolt (5) is used for fixedly connecting the mounting plate (7) with the connecting block (21), the end portion of the second bolt (6) is abutted to the second waist hole (312), and the second bolt (6) is used for connecting the connecting plate (31), The mounting plate (7) is fixedly connected with the connecting block (21).
3. The three-position switch transmission connecting and fixing device of the switch cabinet as claimed in claim 1, characterized in that: the diameter of one end, close to the side plate (32), of the taper pin (4) is larger than that of the mounting hole (221), and the diameter of one end, far away from the side plate (32), of the taper pin (4) is smaller than that of the mounting hole (221).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121334146.1U CN214705742U (en) | 2021-06-16 | 2021-06-16 | Three-position switch transmission connecting and fixing device for switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121334146.1U CN214705742U (en) | 2021-06-16 | 2021-06-16 | Three-position switch transmission connecting and fixing device for switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214705742U true CN214705742U (en) | 2021-11-12 |
Family
ID=78556007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121334146.1U Active CN214705742U (en) | 2021-06-16 | 2021-06-16 | Three-position switch transmission connecting and fixing device for switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214705742U (en) |
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2021
- 2021-06-16 CN CN202121334146.1U patent/CN214705742U/en active Active
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