CN210835780U

CN210835780U - Ring main unit operating handle

Info

Publication number: CN210835780U
Application number: CN201922191089.5U
Authority: CN
Inventors: 王霆; 陈瑞; 丁艳; 陶华勇
Original assignee: Hubei Edian Daquan Electric Equipment Manufacturing Co ltd
Current assignee: Hubei Edian Daquan Electric Equipment Manufacturing Co ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-06-23
Anticipated expiration: 2029-12-10

Abstract

A ring main unit operating handle comprises a main handle and a sleeve joint group, wherein the main handle comprises a hand grab handle and a connecting handle connected to the hand grab handle, an installation counter bore is axially arranged on one end part of the connecting handle away from the hand grab handle, and a fixing screw hole and a semi-arc-shaped anti-reverse key groove are also arranged on one end part of the connecting handle away from the hand grab handle; the sleeve joint group comprises more than two sleeve joints, the top end of each sleeve joint is provided with a clamping groove matched with the structure of a power-on/power-off operation hole in a ring main unit switch operation hole, the clamping groove on each sleeve joint corresponds to power-on/power-off operation holes of different models, a baffle is further arranged on each sleeve joint, the tail end of each sleeve joint is provided with a second screw tap hole and a first screw tap hole, a first screw tap penetrates through a fixed screw hole and the second screw tap hole in sequence to connect and fix the sleeve joint and the connecting handle, the length of a second screw tap is larger than the diameter of the connecting handle, and the second screw tap penetrates through an anti-reverse key groove and is installed in the first screw tap hole; effectively solve and need take different operating handle's phenomenon to the operation of different looped netowrk cabinets.

Description

Ring main unit operating handle

Technical Field

The utility model belongs to the power equipment field specifically is a looped netowrk cabinet operating handle.

Background

With the rapid development of social economy, electric power resources play an important role in our working life. While the electricity brings convenience to people, people should pay attention to electricity safety. The ring main unit is a device which is firstly connected after a high-voltage overhead line is transferred to an underground cable, and power is distributed outwards through the ring main unit. This has the advantage that each power distribution branch can take power from both its left and right side rails. When the left main line fails, the left main line is continuously supplied with power from the right main line, and when the right main line fails, the right main line is continuously supplied with power from the left main line, so that the utility of the total power supply is similar to that of the two-way power supply, although the total power supply is one-way power supply, and the reliability of the power supply is improved.

However, as the number of ring main units in cities is increased, the number of times of overhaul and maintenance of electric power personnel is increased, because ring main units in China are numerous and have basically the same principle, but the manufacturing form and the operation mode are different, almost every plant is different when one operation handle is taken, so that much inconvenience is brought to the electric power overhaul and maintenance personnel, sometimes, the ring main units in dozens of types need to be carried out for overhaul and power cut-off operation outside a day, and the operation handles of every plant need to be carried, so that unnecessary troubles are brought.

Disclosure of Invention

An object of the utility model is to overcome the above-mentioned not enough of prior art and provide a looped netowrk cabinet operating handle, effectively solve and operate the phenomenon that needs take different operating handle to different looped netowrk cabinets.

The technical scheme of the utility model be, a looped netowrk cabinet operating handle, include:

the main handle comprises a hand grab handle and a connecting handle connected to the hand grab handle, the connecting handle is vertically connected to the middle part of the hand grab handle, an installation counter bore is axially formed in one end part, away from the hand grab handle, of the connecting handle, a fixing screw hole and a semi-arc-shaped anti-reversion key groove are sequentially formed in one end part, away from the hand grab handle, of the connecting handle, the fixing screw hole is a radial hole, and the radian of the anti-reversion key groove is smaller than or equal to that of the semi-arc-shaped hole in one side of a switch operation hole of the ring;

the sleeve joint group comprises more than two sleeve joints, the top end of each sleeve joint is provided with a clamping groove matched with the structure of a power-on/power-off operation hole in a ring main unit switch operation hole, the clamping groove on each sleeve joint corresponds to power-on/power-off operation holes of different models, each sleeve joint is further provided with a baffle plate used for preventing the power-on/power-off operation holes from being excessively separated and combined, the tail end of each sleeve joint is provided with a second tap hole and a first tap hole which are matched with a fixed screw hole and a semi-arc-shaped anti-reverse key groove, a first tap penetrates through the fixed screw hole and the second tap hole in sequence to connect and fix the sleeve joint and the connecting handle, the length of a second tap is larger than the diameter of the connecting handle, and a second tap penetrates through the anti-reverse key groove and is arranged in the first tap hole.

The outer surface of the connecting handle consists of a cylindrical surface and a conical surface part with inclination, which is connected to one end of the cylindrical surface, and the minimum diameter of the conical surface part is the same as the outer diameter of the sleeve joint.

The diameter of the cylindrical surface is matched with the circular hole part of the switch operation hole of the ring main unit, and the diameter of the cylindrical surface is 30 mm.

The two ends of the grab handle are respectively provided with a spherical limiting table.

The distance between one end of the baffle and the top end face of each sleeve joint is 20 mm.

The baffle length is 20mm, and the baffle width is 10mm, and the baffle height is 10 mm.

The ring main unit switch operation hole comprises a round hole part and a semi-arc surface hole which is connected to one side of the round hole and used for limiting the opening and closing rotation angle of the power failure operation hole.

The utility model has the advantages that: compared with the prior art the utility model discloses simple to operate is simple, and easily assembly can realize batch production of batch production, can connect according to the handle hole of replacing multiple looped netowrk cabinet. When in maintenance, the ring main unit of the manufacturer can be used for rapidly carrying out power cut-off operation.

Drawings

Fig. 1 is one of the schematic structural diagrams of the present invention;

fig. 2 is a second schematic structural diagram of the present invention;

FIG. 3 is a diagram illustrating the usage status of the present invention;

in the figure: 1. the ring main unit switch comprises a sleeve joint, 2, a clamping groove, 3, a baffle, 4, a first screw tap hole, 5, a second screw tap hole, 6, an anti-reverse key groove, 7, a fixing screw hole, 8, a main handle, 9, a screw tap I, 10 and a ring main unit switch operation hole.

Detailed Description

Fig. 1 and 2, the utility model discloses a main handle 8, a plurality of muffjoint 1, main handle 8 includes the hand grab handle, connect the connecting handle on the hand grab handle, the connecting handle is connected perpendicularly on the middle part of the hand grab handle, the connecting handle surface is by the face of cylinder, connect in the face of cylinder one end have the gradient conical surface portion to constitute, the minimum diameter of conical surface portion is the same with muffjoint 1's external diameter, the face of cylinder diameter and looped netowrk cabinet switch handle hole 10 round hole portion phase-match, the face of cylinder diameter is 30mm, the connecting handle is kept away from and is seted up an installation counter bore along the axial on the hand grab handle tip, still be equipped with a fixed screw 7 and half arc shape anti-reversion keyway 6 on the hand grab handle tip in proper order on the connecting handle, fixed screw 7 is the radial hole, anti-reversion keyway 6 radian is less than or equal; the top end of each sleeve joint 1 is provided with a clamping groove 2 matched with the structure of a power failure and restoration operation hole in a ring main unit switch operation hole 10, the clamping groove 2 on each sleeve joint 1 corresponds to power failure and restoration operation holes of different models, then a baffle 3 with the height of 10mm, the length of 20mm and the width of 10mm is welded on each sleeve joint 1, the baffle 3 is matched with a semi-arc surface hole of the ring main unit switch operation hole 10 to prevent the power failure and restoration operation holes from being excessively separated and combined, and the distance from one end part of each baffle 3 to the top end surface of each sleeve joint 1 is 20 mm; then, another second screw tap hole 5 and a first screw tap hole 4 are processed at the tail end of the sleeve joint 1, the second screw tap hole 5 is used for being connected and fixed with a fixed screw hole 7 on the main handle through a screw tap I9, the first screw tap hole 4 is used for being matched with an anti-reverse key groove 6 to install a screw tap II, and the length of the screw tap II is larger than the diameter of the connecting handle; two ends of the grab handle are respectively provided with a spherical limiting table.

In fig. 3, two ring main unit switch operation holes 10 are formed in the ring main unit operation panel, and each ring main unit switch operation hole 10 includes a circular hole portion and a semi-arc surface hole connected to one side of the circular hole and used for limiting the opening and closing rotation angle of the power-on/off operation hole.

When the handle is used for operating the power-off and restoration operation hole, the switch is prevented from being excessively separated and combined through the matching of the anti-reverse key slot 6, the screw tap II and the baffle 3 with the semi-arc surface hole, and the switch can be operated by replacing the corresponding sleeve joint 1 when facing different ring main units. When the sleeve joint 1 is replaced, only two screw taps need to be taken down, and then the required sleeve joint is installed, so that the operation is convenient and quick; in operation, when the fixed main handle and the screw tap I9 of the sleeve joint 1 are loosened or carelessly lost, the screw tap II is matched with one side wall of the anti-reverse key groove 6 to continuously rotate, open and close the power-on-off operation hole, and the operation handle can be continuously used in emergency.

Claims

1. The utility model provides a looped netowrk cabinet operating handle which characterized in that: the method comprises the following steps:

the main handle (8) comprises a hand grab handle and a connecting handle connected to the hand grab handle, the connecting handle is vertically connected to the middle part of the hand grab handle, an installation counter bore is axially formed in one end part, away from the hand grab handle, of the connecting handle, a fixing screw hole (7) and a semi-arc-shaped anti-reversion key groove (6) are sequentially formed in one end part, away from the hand grab handle, of the connecting handle, the fixing screw hole (7) is a radial hole, and the radian of the anti-reversion key groove (6) is smaller than or equal to that of the semi-arc-shaped hole in one side of a switch operation hole (10) of the ring;

the sleeve joint group comprises more than two sleeve joints (1), the top end of each sleeve joint (1) is provided with a clamping groove (2) matched with the structure of a power-on/power-off operation hole in a ring main unit switch operation hole (10), the clamping grooves (2) on each sleeve joint (1) correspond to power-on/power-off operation holes of different models, each sleeve joint (1) is also provided with a baffle (3) for preventing the power-on/power-off operation holes from being excessively separated and combined, the tail end of each sleeve joint (1) is provided with a second screw taper hole (5) matched with a fixed screw hole (7) and a semi-arc anti-reversion key groove (6), the first screw tap hole (4), the first screw tap (9) sequentially penetrates through the fixed screw hole (7) and the second screw tap hole (5) to connect and fix the sleeve joint (1) and the connecting handle, the length of the second screw tap is larger than the diameter of the connecting handle, and the second screw tap penetrates through the anti-reverse key groove (6) to be installed in the first screw tap hole (4).

2. The ring main unit operating handle according to claim 1, wherein: the outer surface of the connecting handle consists of a cylindrical surface and a conical surface part with inclination, which is connected to one end of the cylindrical surface, and the minimum diameter of the conical surface part is the same as the outer diameter of the sleeve joint (1).

3. The ring main unit operating handle according to claim 2, wherein: the diameter of the cylindrical surface is matched with the circular hole part of the ring main unit switch operation hole (10), and the diameter of the cylindrical surface is 30 mm.

4. The ring main unit operating handle according to claim 1, wherein: the two ends of the grab handle are respectively provided with a spherical limiting table.

5. The ring main unit operating handle according to claim 1, wherein: the distance between one end of the baffle (3) and the top end face of each sleeve joint (1) is 20 mm.

6. The ring main unit operating handle according to claim 5, wherein: the length of the baffle (3) is 20mm, the width of the baffle (3) is 10mm, and the height of the baffle (3) is 10 mm.

7. The ring main unit operating handle according to claim 1, wherein: the ring main unit switch operation hole (10) comprises a circular hole part and a semi-arc surface hole which is connected to one side of the circular hole and used for limiting the opening and closing rotation angle of the power failure operation hole.