CN209947555U

CN209947555U - Single umbrella head suspension type high-voltage insulator

Info

Publication number: CN209947555U
Application number: CN201921258793.1U
Authority: CN
Inventors: 刘晖; 黄新城; 陈其松
Original assignee: Fujian Hesheng Chongye Electric Porcelain Co Ltd
Current assignee: Fujian Hesheng Chongye Electric Porcelain Co Ltd
Priority date: 2019-08-05
Filing date: 2019-08-05
Publication date: 2020-01-14
Anticipated expiration: 2029-08-05

Abstract

The utility model discloses a single umbrella head suspension type high voltage insulator, include the insulator body and hang the knot, the cap is installed at the top of insulator body, and is provided with first rubber circle between insulator body and the cap junction, hang the top that the knot is located the connector, and hang the inside interconnect that the bottom of knot passes through locating pin and connector, the standing groove has all been seted up to the top both sides that hang the knot, and hang the one end that is connected with the locating lever through first pivot in the standing groove of knot one side, set up the constant head tank in the standing groove of gag lever post below, and install the second pivot in the constant head tank to second pivot bottom is connected with the pin, and the outer wall of second pivot passes through gear shaft and gag lever post interconnect. This single umbrella head suspension type high voltage insulator can have the simple and easy transformation of structure, and the high altitude of the insulator of being convenient for hangs going on of installation operation, can reduce the emergence that expend with heat and contract with cold and destroy and wind-force dragged the damage problem simultaneously.

Description

Single umbrella head suspension type high-voltage insulator

Technical Field

The utility model relates to a high-voltage insulator technical field specifically is a single umbrella head suspension type high-voltage insulator.

Background

The high-voltage insulator is widely applied to a power system, generally formed by mechanically clamping or gluing an insulator and a metal fitting, so that an external electrified conductor and a conductor with potential difference are mutually insulated, the safety of power use is improved, and the high-voltage insulator is divided into a single umbrella head suspension type high-voltage insulator, a composite insulator and the like according to different use forms and structures.

However, the existing single umbrella head suspension type high-voltage insulator has the following problems when in use:

1. when the insulator is used, the structure of the joint is easy to damage due to the effects of expansion with heat and contraction with cold, so that the service performance of the insulator is damaged, and meanwhile, the pulling pressure caused by wind power is inconvenient to buffer, so that the purpose of protecting the insulator is achieved;

2. when the insulator is used and installed, the insulator is not convenient to install and use quickly and effectively due to the high altitude effect, the use inconvenience exists, and the installation practicability is affected.

In order to solve the problems, innovative design is urgently needed on the basis of the original single umbrella head suspension type high-voltage insulator.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a single umbrella head suspension type high voltage insulator to solve above-mentioned background art and propose current single umbrella head suspension type high voltage insulator and take place the damage of junction structure because of expend with heat and contract with cold effect easily when using, make the performance of insulator impaired, be not convenient for simultaneously to the pressure buffering of dragging that wind-force leads to, during the use installation of insulator, the high altitude effect, the quick effectual problem of installing and using of insulator of being not convenient for.

In order to achieve the above object, the utility model provides a following technical scheme: a single umbrella head suspension type high-voltage insulator comprises an insulator body and a suspension buckle, wherein a cap is installed at the top of the insulator body, a first rubber ring is arranged between the insulator body and the cap joint, the top of the cap is mutually connected with a connector through a bolt, the suspension buckle is positioned above the connector, the bottom of the suspension buckle is mutually connected with the inside of the connector through a positioning pin, a second rubber ring is fixed on the outer wall of the joint of the positioning pin and the connector, two sides of the top of the suspension buckle are respectively provided with a placing groove, the placing groove at one side of the suspension buckle is connected with one end of a positioning rod through a first rotating shaft, a limiting rod is arranged above the inner side of the placing groove at the other side of the suspension buckle in a penetrating manner, a pull ring is fixed at one end of the limiting rod, a positioning groove is formed in the placing groove below the, and install the second pivot in the constant head tank to second pivot bottom is connected with the pin, and the outer wall of second pivot passes through gear shaft and gag lever post interconnect.

Preferably, the side section of the hanging buckle is set to be a U-shaped structure, the hanging buckle and the positioning rod form a relative rotation structure, and the length of the positioning rod is greater than the width of the hanging buckle.

Preferably, the outer wall of second rubber ring and locating pin is embedded fixed connection, and the second rubber ring sets up to "worker" style of calligraphy structure to the mutual block in top of second rubber ring and connector leaves the interval between the inside of "T" style of calligraphy lower extreme and connector of locating pin moreover.

Preferably, the width of the placing groove is equal to the width of the side section of the positioning rod, and the outer wall of the positioning rod is attached to the inside of the placing groove.

Preferably, the both ends of gag lever post set up to "T" style of calligraphy, and the gag lever post with hang to detain for the sliding connection who runs through to the both ends of gag lever post are buckled with hanging and are connected for magnetism between the sheetmetal of embedding installation, and the bottom both sides of gag lever post set up to serration structure moreover, and the meshing is connected between the bottom both sides of gag lever post and the gear shaft simultaneously.

Preferably, the stop lever is provided with 2 about the vertical central axis symmetry of hanging the knot, and the stop lever passes through the second pivot and hangs and be connected with rotating between the knot.

Compared with the prior art, the beneficial effects of the utility model are that: the single umbrella head suspension type high-voltage insulator can be simply transformed from the existing structure, is convenient for the high-altitude suspension installation operation of the insulator, and can reduce the problems of expansion with heat and contraction with cold and damage caused by wind force;

1. under the installation action of the first rubber ring and the second rubber ring, the connection between the insulator body and the cap, the connection head and the positioning pin is more stable and elastic, the thermal expansion and the cold shrinkage at the structural connection part and the extrusion damage during wind power dragging can be effectively avoided in use, and the service performance of the insulator is maintained;

2. under the rotation effect of locating lever, the locating lever promotes the pin rotatory for second pivot and the gear shaft of connecting on the pin are rotatory, and under the meshing connection effect of gag lever post and gear shaft, the gag lever post takes place the position and removes the location that changes and carry out the locating lever, makes to hang to detain the installation of hanging that can be stable using, makes things convenient for going on of high altitude construction.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the side structure of the stop lever of the present invention;

fig. 3 is the connecting structure schematic diagram of the gear shaft and the limiting rod of the present invention.

In the figure: 1. an insulator body; 2. a cap; 3. a first rubber ring; 4. a bolt; 5. a connector; 6. hanging buckles; 7. positioning pins; 8. a second rubber ring; 9. a placement groove; 10. a first rotating shaft; 11. positioning a rod; 12. a limiting rod; 13. a pull ring; 14. positioning a groove; 15. a second rotating shaft; 16. a stop lever; 17. a gear shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a single umbrella head suspension type high-voltage insulator comprises an insulator body 1, a cap 2, a first rubber ring 3, a bolt 4, a connector 5, a suspension buckle 6, a positioning pin 7, a second rubber ring 8, a placing groove 9, a first rotating shaft 10, a positioning rod 11, a limiting rod 12, a pull ring 13, a positioning groove 14, a second rotating shaft 15, a stop lever 16 and a gear shaft 17, wherein the cap 2 is installed at the top of the insulator body 1, the first rubber ring 3 is arranged between the joint of the insulator body 1 and the cap 2, the top of the cap 2 is mutually connected with the connector 5 through the bolt 4, the suspension buckle 6 is positioned above the connector 5, the bottom of the suspension buckle 6 is mutually connected with the inside of the connector 5 through the positioning pin 7, the second rubber ring 8 is fixed on the outer wall of the joint of the positioning pin 7 and the connector 5, the placing grooves 9 are respectively formed in two sides of the top of the suspension buckle 6, and one end of the positioning rod 11 is connected in the placing groove 9 on one side of, and hang 6 inboard tops of standing groove 9 of detaining the opposite side and run through and install gag lever post 12, and the gag lever post 12 is located the one end that hangs the knot 6 outside and is fixed with pull ring 13 in addition, has seted up constant head tank 14 in standing groove 9 of gag lever post 12 below, and installs second pivot 15 in the constant head tank 14 to second pivot 15 bottom is connected with pin 16, and the outer wall of second pivot 15 passes through gear shaft 17 and gag lever post 12 interconnect.

The side cross-section of suspension clasp 6 sets up to "U" style of calligraphy structure, and suspension clasp 6 and locating lever 11 constitute relative rotating-structure, and the length of locating lever 11 is greater than suspension clasp 6's width, the width of standing groove 9 equals the side cross-section width of locating lever 11, and the outer wall of locating lever 11 pastes with the inside of standing groove 9 mutually, make things convenient for the rotation of standing groove 9 to carry out the position and remove the change, make locating lever 11 can be better after rotating be located the inside of standing groove 9, can not take place the rocking of using.

Second rubber ring 8 is embedded fixed connection with the outer wall of locating pin 7, and second rubber ring 8 sets up to "worker" style of calligraphy structure, and second rubber ring 8 blocks each other with the top of connector 5, and leave the interval between the inside of "T" style of calligraphy lower extreme and connector 5 of locating pin 7, make things convenient for the block location between connector 5 and the locating pin 7, second rubber ring 8 protects its junction when expend with heat and contract with cold effect takes place, and pull the extrusion effect at external wind-force under, can carry out the shock attenuation protection of junction, avoid the emergence of extrusion crushing problem.

The both ends of gag lever post 12 set up to "T" style of calligraphy, and gag lever post 12 and hang and detain 6 for the sliding connection who runs through, and the both ends of gag lever post 12 and hang and detain magnetism between the sheetmetal of embedding installation on 6 and be connected, and the bottom both sides of gag lever post 12 set up to serration structure, meshing connection between the bottom both sides of gag lever post 12 and gear shaft 17 simultaneously, pin 16 is provided with 2 about hanging the vertical central axis symmetry of detaining 6, and pin 16 through second pivot 15 with hang and detain and rotate between 6 and be connected, the pressurized rotation through pin 16 changes the position of gag lever post 12, hang fixedly with hanging detain 6 through gag lever post 12, high altitude construction's the going on of being convenient for, high durability and convenient use, and connection performance is stable.

The working principle is as follows: when the single umbrella-head suspension type high-voltage insulator is used, firstly, as shown in figure 1, only simple transformation of the existing single umbrella-head suspension type high-voltage insulator is needed, the insulator body 1 and the connector 5 are connected with each other through the bolt 4, when the temperature of the environment where the insulator body 1 is suspended changes and the expansion and contraction effect is generated, the first rubber ring 3 and the second rubber ring 8 buffer and protect the connection of the structure, extrusion and breakage caused by expansion are avoided, and meanwhile, when the insulator is under the action of external wind force, the second rubber ring 8 and the spring at the connection position of the positioning pin 7 and the connector 5 are extruded and deformed due to pulling of wind force, so that the insulator is more stably used, and pulling and damage caused by rigid connection are effectively avoided;

according to the figures 1-3, when the insulator is used and installed, only the concave structure position of the suspension buckle 6 needs to be aligned with the required suspension part, then the positioning rod 11 and the suspension buckle 6 are relatively turned over under the structural action of the first rotating shaft 10, along with the rotation of the positioning rod 11, as shown in the figures 2-3, the positioning rod 11 extrudes the stop lever 16, so that the stop lever 16 is rotatably accommodated in the positioning groove 14 under the action of the second rotating shaft 15, one end of the positioning rod 11 is completely accommodated in the accommodating groove 9, the gear shaft 17 on the second rotating shaft 15 rotates while the stop lever 16 rotates to be meshed with the side sawtooth structure of the stop lever 12, so that the stop lever 12 and the suspension buckle 6 perform penetrating telescopic motion, the end parts of the stop lever 12 approach each other and are adsorbed, and the other end of the stop lever 12 is adsorbed on the metal sheet embedded and installed outside the suspension buckle 6, reach the purpose that gag lever post 12 advances line location to locating lever 11, when receiving influences such as wind-force in the insulator uses, locating lever 11 upwards extrudees gag lever post 12, only can make the location of gag lever post 12 more steady, can not take place the position and remove the change, reaches the effect that hangs and detain 6 good stable suspensions.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a single umbrella head suspension type high voltage insulator, includes insulator body (1) and hangs knot (6), its characterized in that: the top of the insulator body (1) is provided with a cap (2), a first rubber ring (3) is arranged between the joint of the insulator body (1) and the cap (2), the top of the cap (2) is connected with a connector (5) through a bolt (4), the suspension buckle (6) is positioned above the connector (5), the bottom of the suspension buckle (6) is connected with the inside of the connector (5) through a positioning pin (7), a second rubber ring (8) is fixed on the outer wall of the joint of the positioning pin (7) and the connector (5), both sides of the top of the suspension buckle (6) are provided with placing grooves (9), the inside of the placing groove (9) on one side of the suspension buckle (6) is connected with one end of a positioning rod (11) through a first rotating shaft (10), and a limiting rod (12) is installed above the inner side of the placing groove (9) on the other side of the suspension buckle (6) in a penetrating manner, and the gag lever post (12) are located and hang the one end of detaining (6) outside and be fixed with pull ring (13), constant head tank (14) have been seted up in standing groove (9) of gag lever post (12) below, and install second pivot (15) in constant head tank (14) to second pivot (15) bottom is connected with pin (16), and the outer wall of second pivot (15) passes through gear shaft (17) and gag lever post (12) interconnect.

2. The single umbrella head suspension type high-voltage insulator according to claim 1, wherein: the side section of the hanging buckle (6) is arranged to be in a U-shaped structure, the hanging buckle (6) and the positioning rod (11) form a relative rotation structure, and the length of the positioning rod (11) is larger than the width of the hanging buckle (6).

3. The single umbrella head suspension type high-voltage insulator according to claim 1, wherein: the outer wall of second rubber ring (8) and locating pin (7) is embedded fixed connection, and second rubber ring (8) set up to "worker" style of calligraphy structure to the mutual block in top of second rubber ring (8) and connector (5), leave the interval moreover between the inside of "T" style of calligraphy lower extreme and connector (5) of locating pin (7).

4. The single umbrella head suspension type high-voltage insulator according to claim 1, wherein: the width of the placing groove (9) is equal to the width of the side section of the positioning rod (11), and the outer wall of the positioning rod (11) is attached to the inside of the placing groove (9).

5. The single umbrella head suspension type high-voltage insulator according to claim 1, wherein: the two ends of the limiting rod (12) are arranged to be T-shaped, the limiting rod (12) is connected with the suspension buckle (6) in a penetrating sliding mode, the two ends of the limiting rod (12) are connected with metal sheets embedded into the suspension buckle (6) in a magnetic mode, the two sides of the bottom of the limiting rod (12) are arranged to be of a saw-toothed structure, and meanwhile the two sides of the bottom of the limiting rod (12) are connected with the gear shaft (17) in a meshed mode.

6. The single umbrella head suspension type high-voltage insulator according to claim 1, wherein: the number of the stop levers (16) is 2, and the stop levers (16) are connected with the suspension buckles (6) in a rotating mode through second rotating shafts (15).