CN204858414U - Insulator screw socket - Google Patents

Abstract

The utility model discloses an insulator screw sleeve, which comprises a screw sleeve. The insulator screw sleeve also includes an insulating rod. The bottom end of the insulating rod is provided with a tightening seat, and the top end of the insulating rod is provided with a connecting sleeve. , the diameter of the connecting sleeve is greater than the diameter of the insulating rod, the insulating rod can slide up and down in the connecting sleeve, the connecting sleeve is provided with a connecting shaft at the end far away from the insulating rod, and the connecting shaft is far away from the connecting sleeve One end is connected with a screw sleeve. The beneficial effect of the utility model is that the fastening of the insulator screws can be quickly completed only by a single operation, and no special vehicle is required to go to the site for processing, and the screw of the line insulator can be fastened when the line is not powered off, and the operation is convenient , Easy to carry.

Description

An insulator screw sleeve

technical field

The utility model mainly relates to the technical field of electric appliances, in particular to an insulator screw sleeve.

Background technique

Insulators are a special insulation control that can play an important role in overhead transmission lines, but on medium-voltage and below distribution lines, due to installation processes or other factors, the fixing screws between the insulator and the fittings may loosen. Condition. If it is not dealt with in time, it will cause insulators and fittings to fall off, pose a serious threat to the normal operation of the line, damage the service life and operating life of the entire line, and even cause a short-circuit power failure of the line.

In order to ensure the normal operation of the circuit, if the insulator is loose, the staff will use a live work vehicle to go to the site to deal with it. However, this treatment method has many defects: time-consuming and laborious, high operating costs, and sometimes restricted by geographical conditions , the vehicle cannot reach, which brings a lot of trouble to deal with the problem of this kind of screw loosening, and the fastening screw needs power outage operation, and power outage construction sometimes affects the normal power supply of the line.

Utility model content

In order to solve the deficiencies in the prior art, the utility model provides an insulator screw sleeve, which can quickly complete the fastening of the insulator screws only by a single operation, and does not require a special vehicle to go to the site for processing, and can be used without power failure on the line Fasten the screws of the line insulator under the state, which is convenient to operate and carry.

The utility model realizes above-mentioned purpose by following technical scheme:

An insulator screw sleeve, including a screw sleeve, the insulator screw sleeve also includes an insulating rod, the bottom end of the insulating rod is provided with a tightening seat, the top end of the insulating rod is provided with a connecting sleeve, and the connecting sleeve The diameter of the barrel is larger than the diameter of the insulating rod, and the insulating rod can slide up and down in the connecting sleeve. The connecting sleeve is provided with a connecting shaft at the end far away from the insulating rod, and the connecting shaft is connected with the screw sleeve at the end far away from the connecting sleeve. connect.

The tightening seat includes a cylindrical body and a housing matched with the body, the body is fixedly connected to the insulating rod, and several grooves are arranged on the body, and the grooves are distributed around the edge of the body and are regular Arrangement, the ratchet is arranged in the groove, one end of the ratchet is hinged with the groove, and the other end protrudes from the outside of the groove, a spring is arranged on the ratchet, one end of the spring is connected with the ratchet, and the other One end is connected with the groove, the housing is located on the outside of the body, the insulating rod is provided with a limiting groove matching the housing, the housing is rotatably connected with the insulating rod through the limiting groove, and the housing is A limit protrusion matched with the ratchet is provided.

A limit card slot is arranged in the groove, and a limit card block matched with the limit card slot is arranged on the pawl.

A handle seat is provided on the insulating rod, and the handle seat and the insulating rod are mutually socketed, and a bar-shaped protrusion is provided on the insulating rod, and a chute matching with the bar-shaped protrusion is provided on the handle seat. The handle seat is slidably connected with the insulating rod through the bar-shaped protrusion and the slide groove, and an operating handle is arranged on the handle seat.

The connecting shaft is respectively movably connected with the screw sleeve and the connecting sleeve, and a storage tank matched with the screw sleeve is arranged in the insulating rod.

Fastening bolts for fastening the insulating rod are arranged on the connecting sleeve.

Compared with the prior art, the utility model has beneficial effects as follows:

1. The utility model is small in size and easy to operate. Only one person can fasten the screws of the insulator quickly, without the need for a special vehicle to go to the site for processing, and the installation of the insulating rod can secure the insulators of the line when the line is not powered off. Screw fastening, convenient and quick;

2. The ratchet and the limit protrusion of the utility model cooperate with each other. Only when the tightening seat rotates in the direction of the fastening screw, the tightening seat will drive the insulating rod to rotate to tighten the screw, preventing the staff from negligently turning the screw. Loosening, causing the loss of the screw poses a threat to the normal operation of the line, especially during live operation, to ensure that the staff will not loosen the screw due to misuse, and protect the personal safety of the staff;

3. The limit card block and the limit card groove of the utility model cooperate with each other to prevent the pawl from falling off from the groove;

4. A handle is provided on the insulating rod of the utility model, which can increase the tightening force of the screw and ensure the tight connection between the screw and the insulator;

5. The connecting shaft of the utility model is respectively connected with the screw sleeve and the connecting sleeve flexibly, and the screw sleeve can be replaced according to the screw specifications, so that the screws of various specifications can be fastened more conveniently;

6. Fastening bolts are arranged on the connecting sleeve of the utility model to fasten the insulating rod, and the length of the utility model can be changed according to the different heights of the screws on different lines.

Description of drawings

Accompanying drawing 1 is the structural representation of the utility model;

Accompanying drawing 2 is the utility model A-A sectional view;

Accompanying drawing 3 is the utility model new B-B sectional view;

Accompanying drawing 4 is the I place enlarged view of accompanying drawing 1;

Accompanying drawing 5 is the enlarged view of II place of accompanying drawing 2.

Labels shown in the accompanying drawings: 1. insulating rod; 11. handle seat; 12. strip-shaped protrusion; 13. operating handle; 14. storage tank; 2. screw sleeve; 3. connecting sleeve; 4. connecting shaft ;5, tighten seat; 51, body; 52, shell; 53, groove; 54, pawl; 55, spring; 56, limit groove; 57, limit protrusion; 59, limit block.

Detailed ways

The utility model will be further described in conjunction with the accompanying drawings and specific embodiments. It should be understood that these embodiments are only used to illustrate the present utility model and are not intended to limit the scope of the present utility model. In addition, it should be understood that after reading the content taught by the utility model, those skilled in the art can make various changes or modifications to the utility model, and these equivalent forms also fall within the scope defined by the appended claims of the application.

An insulator screw sleeve, including a screw sleeve 2 and an insulating rod 1, the bottom end of the insulating rod 1 is provided with a tightening seat 5, through the tightening seat 5 and the insulating rod 1, it can be quickly completed by only one person The fastening of the insulator screws does not require a special vehicle to go to the scene for processing, and the insulating rod 1 can be set to fasten the screws of the line insulators when the line is not powered off, which is convenient and quick. The top end of the insulating rod 1 is provided with a connecting sleeve 3, the diameter of the connecting sleeve 3 is larger than the diameter of the insulating rod 1, and the insulating rod 1 can slide up and down in the connecting sleeve 3, according to the height of the screw on different lines Different, change the length of the screw sleeve. The end of the connecting sleeve 3 far away from the insulating rod 1 is provided with a connecting shaft 4 , and the end of the connecting shaft 4 far away from the connecting sleeve 3 is connected with the screw sleeve 2 . When in use, put the connecting sleeve 3 of the insulating rod 1 on the insulating rod 1, insert the end of the insulator fixing screw into the screw sleeve 2, use the tightening seat 5 to drive the insulating rod 1 to rotate and tighten the insulator fixing screw, and pull down the insulating rod 1Remove the installation tool to complete the fastening.

In order to prevent the staff from loosening the screws inadvertently, causing the loss of the screws to pose a threat to the normal operation of the line, especially during live operation, to ensure that the staff will not loosen the screws and protect the personal safety of the staff, the tightening seat 5 includes A cylindrical body 51 and a housing 52 matched with the body 51, the body 51 is fixedly connected with the insulating rod 1, and several grooves 53 are arranged on the body 51, and the grooves 53 are arranged around the edge of the body 51 And regularly arranged, the ratchet 54 is set in the groove 53, one end of the ratchet 54 is hinged with the groove, and the other end protrudes from the outside of the groove 53, a spring 55 is arranged on the ratchet 54, and the spring One end of 55 is connected with ratchet 54, and the other end is connected with groove 53, and described casing 52 is positioned at the outer side of body 51, and the limit groove 56 that matches with casing 52 is set on described insulating rod 1, and described casing 52 is rotationally connected with the insulating rod 1 through the limiting groove 56, and the limiting protrusion 57 matched with the ratchet 54 is set on the housing 52, and only when the tightening seat 5 rotates in the direction of the tightening screw, the screwing The tight seat 5 will drive the insulating rod 1 to rotate to tighten the screw, the weak crown will rotate in the opposite direction, and the limit protrusion 57 will press the pawl 54 into the groove 53, only the housing 52 will rotate and cannot drive The insulating rod 1 rotates.

In order to prevent the ratchet 54 from falling out of the groove 53 , a limit card slot 58 is provided in the groove 53 , and a limit card block 59 matching with the limit card slot 58 is provided on the ratchet 54 .

In order to increase the tightening force of the screw and ensure the tight connection between the screw and the insulator, a handle seat 11 is provided on the insulating rod 1, and the handle seat 11 is nested with the insulating rod 1, and a bar is provided on the insulating rod 1. Shaped protrusion 12, the handle base 11 is provided with a chute matching with the bar-shaped protrusion 12, the handle base 11 is slidably connected with the insulating rod 1 through the bar-shaped protrusion 12, the chute, and the handle base 11 Operating handle 13 is set on the top, and the staff can support the tightening seat 5 with one hand, and turn the operating handle with the other hand, which can not only speed up the speed of fastening the screw, but also increase the tightening degree of the screw.

In order to be able to replace the screw sleeve 2 according to the screw specifications, and to tighten screws of various specifications more conveniently, the connecting shaft 4 is respectively movably connected with the screw sleeve 2 and the connecting sleeve 3, and the insulating rod 1 is provided with The storage tank 14 matched with the screw sleeve 2 facilitates the staff to carry different types of screw sleeves 2 .

In order to adjust the length of the utility model more conveniently, fastening bolts for fastening the insulating rod 1 are arranged on the connecting sleeve 3 .

Example:

Example 1:

An insulator screw sleeve, including a screw sleeve 2 and an insulating rod 1, the bottom end of the insulating rod 1 is provided with a tightening seat 5, and the tightening seat 5 includes a cylindrical body 51 and a shell matched with the body 51 Body 52, the body 51 is fixedly connected with the insulating rod 1, and several grooves 53 are arranged on the body 51, and the grooves 53 are arranged around the edge of the body 51 and arranged regularly, and the grooves 53 are set A ratchet 54, one end of the ratchet 54 is hinged with the groove, and the other end stretches out from the outside of the groove 53, a spring 55 is arranged on the ratchet 54, one end of the spring 55 is connected with the ratchet 54, and the other end is connected with the ratchet 54. Groove 53 is connected, and the housing 52 is located outside the body 51. The insulating rod 1 is provided with a limiting groove 56 matching the housing 52, and the housing 52 is rotationally connected with the insulating rod 1 through the limiting groove 56. , the housing 52 is provided with a limiting protrusion 57 that cooperates with the pawl 54 . A limit card slot 58 is provided in the groove 53 , and a limit card block 59 matching with the limit card slot 58 is provided on the pawl 54 . By tightening the seat 5 and the insulating rod 1, only one person can quickly complete the fastening of the insulator screws, without the need for a special vehicle to go to the site for processing, and the installation of the insulating rod 1 can ensure the insulators of the line when the line is not powered off. Screw fastening, convenient and quick. The top end of the insulating rod 1 is provided with a connecting sleeve 3, the diameter of the connecting sleeve 3 is larger than the diameter of the insulating rod 1, and the insulating rod 1 can slide up and down in the connecting sleeve 3. A fastening bolt for fastening the insulating rod 1 is provided, and the length of the screw sleeve is changed according to the height of the screw on different lines. The end of the connecting sleeve 3 far away from the insulating rod 1 is provided with a connecting shaft 4, and the end of the connecting shaft 4 far away from the connecting sleeve 3 is connected with the screw sleeve 2, and the connecting shaft 4 is connected with the screw sleeve 2 and the connecting sleeve respectively. The barrel 3 is movably connected, and the insulating rod 1 is provided with a storage tank 14 matched with the screw sleeve 2 . A handle seat 11 is arranged on the insulating rod 1, and the handle seat 11 and the insulating rod 1 are mutually socketed, and a bar-shaped protrusion 12 is arranged on the described insulating rod 1, and a bar-shaped protrusion 12 is arranged on the handle seat 11. The matching chute, the handle base 11 is slidingly connected with the insulating rod 1 through the strip-shaped protrusion 12, the chute, and the handle base 11 is provided with an operating handle 13, and the staff can hold the tightening seat 5 with one hand , turning the operating handle with the other hand can not only speed up the speed of fastening the screw, but also increase the tightening degree of the screw. The beneficial effect of this embodiment is that the ratchet 54 and the limit protrusion 57 cooperate with each other, and only When the tightening seat 5 rotates in the direction of the fastening screw, the tightening seat 5 will drive the insulating rod 1 to rotate to tighten the screw, preventing the staff from loosening the screw inadvertently, causing the loss of the screw to pose a threat to the normal operation of the line, especially When it is a live operation, it is guaranteed that the staff will not loosen the screws to protect the personal safety of the staff; the limit block 59 and the limit card groove 58 cooperate with each other to prevent the pawl 54 from falling off from the groove 53; on the insulating rod 1 Setting the handle can increase the tightening force of the screw to ensure the tight connection between the screw and the insulator; the connecting shaft 4 is respectively connected with the screw sleeve 2 and the connecting sleeve 3, and the screw sleeve 2 can be replaced according to the screw specification, which is more convenient Fasten the screws of various specifications; the connecting sleeve 3 is provided with fastening bolts to fasten the insulating rod 1, and the length of the utility model is changed according to the height of the screws on different lines.

Example 2:

An insulator screw sleeve, comprising a screw sleeve 2 and an insulating rod 1, the bottom end of the insulating rod 1 is provided with a tightening seat 5, and a handle is arranged on the tightening seat 5, and the handle is a telescopic rod. The handle is movably connected with the tightening seat 5 to increase the tightening degree of the screw. Through the tightening seat 5 and the insulating rod 1, only one person can quickly complete the fastening of the insulator screws, and there is no need for a special vehicle to go to the site for processing. Moreover, the insulating rod 1 can be set to fasten the screws of the line insulator under the condition that the line is not powered off, which is convenient and fast. The top end of the insulating rod 1 is provided with a connecting sleeve 3, the diameter of the connecting sleeve 3 is larger than the diameter of the insulating rod 1, and the insulating rod 1 can slide up and down in the connecting sleeve 3, according to the height of the screw on different lines Different, change the length of the screw sleeve. The storage tank 14 matched with the screw sleeve 2 is set in the insulating rod 1, and the connecting shaft 4 is arranged at the end of the connecting sleeve 3 away from the insulating rod 1, and the connecting shaft 4 is connected with the screw sleeve 2 and the connecting sleeve respectively. The barrel 3 is movably connected, and the insulating rod 1 is provided with a storage tank 14 matched with the screw sleeve 2 . The end of the connecting shaft 4 away from the connecting sleeve 3 is connected with the screw sleeve 2 . The beneficial effect of this embodiment is that the connecting shaft 4 is movably connected with the screw sleeve 2 and the connecting sleeve 3 respectively, and the screw sleeve 2 can be replaced according to the screw specifications, so that the screws of various specifications can be fastened more conveniently.

Claims (6)

1. an insulator screw socket, comprise screw nut (2), it is characterized in that: described insulator screw socket also comprises insulating bar (1), the bottom of described insulating bar (1) arranges and screws seat (5), the top of described insulating bar (1) arranges branch sleeve (3), the diameter of described branch sleeve (3) is greater than the diameter of insulating bar (1), described insulating bar (1) can slide up and down in branch sleeve (3), described branch sleeve (3) arranges connecting axle (4) away from one end of insulating bar (1), described connecting axle (4) is connected with screw nut (2) away from one end of branch sleeve (3).

2. a kind of insulator screw socket according to claim 1, it is characterized in that: described in screw the housing (52) that seat (5) comprises columniform body (51) and match with body (51), described body (51) is fixedly connected with insulating bar (1), described body (51) is arranged several grooves (53), described groove (53) is periphery in the edge of body (51) and regular array, ratchet (54) is set in described groove (53), described ratchet (54) one end and groove hinged, the other end stretches out the outside of groove (53), described ratchet (54) is arranged spring (55), one end of described spring (55) is connected with ratchet (54), the other end is connected with groove (53), described housing (52) is positioned at the outside of body (51), described insulating bar (1) above arranges the stopper slot (56) matched with housing (52), described housing (52) is rotationally connected by stopper slot (56) and insulating bar (1), described housing (52) above arranges the spacing preiection (57) matched with ratchet (54).

3. a kind of insulator screw socket according to claim 2, it is characterized in that: arrange spacing draw-in groove (58) in described groove (53), described ratchet (54) above arranges the spacing fixture block (59) matched with spacing draw-in groove (58).

4. a kind of insulator screw socket according to claim 2, it is characterized in that: described insulating bar (1) is arranged handle set (11), described handle set (11) and insulating bar (1) are socketed mutually, described insulating bar (1) is arranged strip bulge (12), described handle set (11) above arranges the chute matched with strip bulge (12), described handle set (11) is slidably connected by strip bulge (12), chute and insulating bar (1), the upper setting operation handle (13) of described handle set (11).

5. a kind of insulator screw socket according to claim 1, it is characterized in that: described connecting axle (4) is flexibly connected with screw nut (2), branch sleeve (3) respectively, the storage tank (14) matched with screw nut (2) is set in described insulating bar (1).

6. a kind of insulator screw socket according to claim 1, is characterized in that: described branch sleeve (3) is upper arranges the fastening bolt (31) being used for fastening insulating bar (1).