CN214672024U - High-strength binding-free insulator - Google Patents
High-strength binding-free insulator Download PDFInfo
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- CN214672024U CN214672024U CN202120305343.4U CN202120305343U CN214672024U CN 214672024 U CN214672024 U CN 214672024U CN 202120305343 U CN202120305343 U CN 202120305343U CN 214672024 U CN214672024 U CN 214672024U
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Abstract
A high-strength binding-free insulator relates to the technical field of power equipment and comprises an insulator body, wherein the insulator body comprises a core rod, a composite umbrella skirt is arranged on the core rod, a fixed seat for fixing a wire is arranged above the insulator body, an upper steel pipe which is in compression joint with the upper end of the insulator core rod into a whole is arranged at the bottom of the fixed seat, and a wire placing groove is formed in the top of the fixed seat; a fixing bolt is arranged below the insulator body, and a lower steel pipe which is in compression joint with the lower end of the insulator body core rod into a whole is upwards arranged on the fixing bolt; the upper steel pipe, the core rod and the lower steel pipe are coaxially arranged. The utility model increases the strength of the insulator, is not easy to break, and improves the safety and the service life of the insulator by respectively pressing and connecting the two ends of the core rod of the insulator body with the upper and the lower steel pipes into a whole; from taking spacing fixed mode, through rotatory to the insulator body, under the effect of side direction line ball sector groove, realize the limit function of wire, prevent that the wire from deviating from the inslot.
Description
Technical Field
The utility model belongs to the technical field of the power equipment technique and specifically relates to a high strength exempts from to tie up insulator.
Background
Along with the rapid development of market economy, the requirement on power supply reliability is higher and higher, enterprises can develop reliable guarantee of power, the requirement on electricity consumption of residents is stricter, the stability of a high-voltage line in the operation process determines the quality of electric energy of electricity consumers, and through long-term analysis, the types of faults occurring in the long-term operation process of the high-voltage distribution line are various, wherein the fault rate of an insulator is a large proportion, and on one hand, the insulator is usually made of ceramics, but is easy to damage and low in strength in the use process; on the other hand, the power supply reliability is seriously influenced by the falling fault of the conductor in the insulator from the mounting groove, the main symptom node in the insulator is analyzed, the insulator is mainly designed and structurally not changed and changed according to the conductor, the falling of the conductor is mainly caused by the change of the conductor, the diameter of the traditional bare conductor is much smaller, the depth of the mounting groove of the conventional porcelain insulator can meet the requirement of the conventional porcelain insulator, the weight of the currently applied large-section insulated conductor and the diameter of the conductor are increased, the depth of the mounting groove is insufficient, the conventional linear groove binding and fixing mode has the defects of poor adhesive force and the like, and the conductor is easy to fall from the groove opening.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that not enough to prior art provides a high strength, anticreep line, can solve the high-tension line operation engineering in the high-tension line problem of falling the high strength exempt from to tie up the insulator.
The utility model aims to solve the technical problem that realize through following technical scheme, the utility model relates to a high strength exempts from to tie up insulator, its characteristics are, including the insulator body, the insulator body includes the plug, is equipped with compound full skirt, its characterized in that on the plug:
a fixed seat for fixing a lead is arranged above the insulator body, an upper steel pipe which is in compression joint with the upper end of the insulator core rod into a whole is arranged at the bottom of the fixed seat, and a lead placing groove is formed in the top of the fixed seat;
a fixing bolt is arranged below the insulator body, and a lower steel pipe which is in compression joint with the lower end of the insulator body core rod into a whole is upwards arranged on the fixing bolt; the upper steel pipe, the core rod and the lower steel pipe are coaxially arranged.
The utility model discloses the technical problem that solve can also further realize through following technical scheme, above the high strength exempt from among the ligature insulator: the wire placing groove is a through groove with an upward opening and is arranged perpendicular to the axis of the core rod, and the left and right groove walls of the wire placing groove are arranged in axial symmetry by taking the central line of the fixed seat as an axis;
the lead placing groove consists of an upper lead-in groove and a lower line pressing groove,
the wire pressing groove is provided with a lower groove corresponding to the lead-in groove at the upper part, two side walls of the lower groove are respectively provided with an inwards concave lateral wire pressing fan-shaped groove, the two lateral wire pressing fan-shaped grooves are arranged in a rotating way from front to back to two sides, after a wire is led into the lower groove, the insulator body rotates to enable the wire to enter the front and back lateral wire pressing fan-shaped grooves to be fixed,
wherein the groove height of the side wire pressing fan-shaped groove is more than or equal to the diameter of the wire.
The utility model discloses the technical problem that solve can also further realize through following technical scheme, above the high strength exempt from among the ligature insulator: the notch of the lateral line pressing fan-shaped groove is radially arranged towards the core rod, and the top groove wall of the lateral line pressing fan-shaped groove is inclined upwards to form a gradually changed groove height for fixing wires with different diameters.
The utility model discloses the technical problem that solve can also further realize through following technical scheme, above the high strength exempt from among the ligature insulator: the groove walls of the two lateral line pressing fan-shaped grooves are parallel, and the distance between the two groove walls is equal to the distance between the two side walls of the lower groove.
The utility model discloses the technical problem that solve can also further realize through following technical scheme, above the high strength exempt from among the ligature insulator: the included angle between the groove wall of the side pressing line fan-shaped groove and the groove wall of the lower groove at the joint of the side pressing line fan-shaped groove is set to be 120-150 degrees.
The utility model discloses the technical problem that solve can also further realize through following technical scheme, above the high strength exempt from among the ligature insulator: the upward inclination angle of the top groove wall of the side pressing line fan-shaped groove is 30-60 degrees.
The utility model discloses the technical problem that solve can also further realize through following technical scheme, above the high strength exempt from among the ligature insulator: and a locking nut is connected to the fixing bolt in a threaded manner, and a spring washer is sleeved on the fixing bolt between the locking nut and the compression joint steel pipe.
The utility model discloses the technical problem that solve can also further realize through following technical scheme, above the high strength exempt from among the ligature insulator: and a limiting block for compressing the wire to prevent the insulator from rotating and falling is arranged in the wire placing groove at the top of the fixing seat.
The utility model discloses the technical problem that solve can also further realize through following technical scheme, above the high strength exempt from among the ligature insulator: the limiting block is of a cuboid structure with the width equal to that of the notch of the leading-in groove, a limiting groove matched with the line pressing groove is formed in the limiting block, and the axis of the limiting groove is parallel to the groove wall of the lateral line pressing fan-shaped groove.
Compared with the prior art, the beneficial effects of the utility model are that:
by setting a fixed seat and a fixed bolt, the bottom of the fixed seat is provided with an upper steel pipe which is in compression joint with the upper end of the insulator core rod into a whole, and the fixed bolt is upwards provided with a lower steel pipe which is in compression joint with the lower end of the insulator core rod into a whole; the strength of the insulator is increased, the insulator is not easy to break, the safety of the insulator is improved, and the service life of the insulator is prolonged;
the top of the fixed seat is provided with a wire placing groove, the insulator body is rotated, and the limiting function of the wire is realized under the action of the lateral wire pressing fan-shaped groove, so that the wire is prevented from falling out of the groove; the limiting block is arranged in the lead placing groove, so that the lead can be further prevented from falling out of the groove;
the wire pressing groove for placing the wire into the groove is inclined, the wire pressing requirements of wires with different diameters can be met, and the wire pressing groove is wide in application range.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of FIG. 1;
fig. 3 is a schematic structural diagram of a limiting block.
In the figure: 1. the steel pipe comprises a fixed seat, 2 parts of an introduction groove, 3 parts of a line pressing groove, 4 parts of an upper steel pipe, 5 parts of a composite umbrella skirt, 6 parts of a core rod, 7 parts of a lower steel pipe, 8 parts of a spring washer, 9 parts of a locking nut, 10 parts of a fixing bolt, 11 parts of a limiting block and 12 parts of a limiting groove.
Detailed Description
The following further describes embodiments of the present invention in order to facilitate further understanding of the present invention by those skilled in the art, and does not constitute a limitation to the right thereof.
a fixed seat 1 for fixing a lead is arranged above the insulator body, an upper steel tube 4 which is in compression joint with the upper end of an insulator core rod 6 into a whole is arranged at the bottom of the fixed seat 1, and a lead placing groove is formed in the top of the fixed seat 1;
a fixing bolt 10 is arranged below the insulator body, and the fixing bolt 10 is upwards provided with a lower steel pipe 7 which is connected with the lower end of the insulator body core rod 6 in a pressing mode into a whole; the upper steel pipe 4, the mandrel 6 and the lower steel pipe 7 are coaxially arranged.
The wire placing groove is a through groove with an upward opening and is arranged perpendicular to the axis of the core rod 6, and the left and right groove walls of the wire placing groove are arranged in axial symmetry by taking the central line of the fixed seat 1 as an axis;
the lead placing groove consists of an upper lead-in groove 2 and a lower wire pressing groove 3,
the wire pressing groove 3 is provided with a lower groove corresponding to the leading-in groove 2 at the upper part, two side walls of the lower groove are respectively provided with an inwards concave lateral wire pressing fan-shaped groove, the two lateral wire pressing fan-shaped grooves are arranged in a rotating way from front to back to two sides and are used for fixing the lead after the lead is led into the lower groove by rotating the insulator body so that the lead enters the front and back lateral wire pressing fan-shaped grooves,
wherein the groove height of the side wire pressing fan-shaped groove is more than or equal to the diameter of the wire.
The notch of the lateral line pressing fan-shaped groove is radially arranged towards the core rod 6, and the top groove wall of the lateral line pressing fan-shaped groove is inclined upwards to form a gradually changed groove height for fixing wires with different diameters.
The groove walls of the two lateral line pressing fan-shaped grooves are parallel, and the distance between the two groove walls is equal to the distance between the two side walls of the lower groove.
The included angle between the groove wall of the side pressing line fan-shaped groove and the groove wall of the lower groove at the joint of the side pressing line fan-shaped groove is set to be 120-150 degrees. In this embodiment, the included angle between the groove wall of the side pressing line segment groove and the groove wall of the lower groove at the joint of the side pressing line segment groove is set to be 135 °.
The upward inclination angle of the top groove wall of the side pressing line fan-shaped groove is 30-60 degrees. In this embodiment, the top groove wall of the lateral pressing line segment groove has an upward inclination angle of 45 °.
A lock nut 9 is screwed to the fixing bolt 10, and a spring washer 8 is fitted over the fixing bolt 10 between the lock nut 9 and the pressure-welded steel pipe.
Referring to fig. 3, a wire placing groove at the top of the fixing seat 1 is provided with a limiting block 11 for compressing the wire to prevent the insulator from rotating and falling off.
The limiting block 11 is of a cuboid structure with the width equal to that of the notch of the leading-in groove 2, a limiting groove 12 matched with the line pressing groove 3 is arranged on the limiting block 11, and the axis of the limiting groove 12 is parallel to the groove wall of the lateral line pressing fan-shaped groove.
The upper end of the core rod 6 of the insulator body is integrally connected with the upper steel pipe 4 in a compression joint mode, and the lower end of the insulator core rod 6 is integrally connected with the lower steel pipe 7 in a compression joint mode, so that the strength of the insulator is enhanced, and the service life and the safety of the insulator are improved.
Claims (9)
1. The utility model provides a high strength exempts from to tie up insulator, includes the insulator body, and the insulator body includes the plug, is equipped with compound full skirt on the plug, its characterized in that:
a fixed seat for fixing a lead is arranged above the insulator body, an upper steel pipe which is in compression joint with the upper end of the insulator core rod into a whole is arranged at the bottom of the fixed seat, and a lead placing groove is formed in the top of the fixed seat;
a fixing bolt is arranged below the insulator body, and a lower steel pipe which is in compression joint with the lower end of the insulator body core rod into a whole is upwards arranged on the fixing bolt; the upper steel pipe, the core rod and the lower steel pipe are coaxially arranged.
2. The high-strength binding-free insulator according to claim 1, wherein: the wire placing groove is a through groove with an upward opening and is arranged perpendicular to the axis of the core rod, and the left and right groove walls of the wire placing groove are arranged in axial symmetry by taking the central line of the fixed seat as an axis;
the lead placing groove consists of an upper lead-in groove and a lower line pressing groove,
the wire pressing groove is provided with a lower groove corresponding to the lead-in groove at the upper part, two side walls of the lower groove are respectively provided with an inwards concave lateral wire pressing fan-shaped groove, the two lateral wire pressing fan-shaped grooves are arranged in a rotating way from front to back to two sides, after a wire is led into the lower groove, the insulator body rotates to enable the wire to enter the front and back lateral wire pressing fan-shaped grooves to be fixed,
wherein the groove height of the side wire pressing fan-shaped groove is more than or equal to the diameter of the wire.
3. The high-strength binding-free insulator according to claim 2, wherein: the notch of the lateral line pressing fan-shaped groove is radially arranged towards the core rod, and the top groove wall of the lateral line pressing fan-shaped groove is inclined upwards to form a gradually changed groove height for fixing wires with different diameters.
4. The high-strength binding-free insulator according to claim 3, wherein: the groove walls of the two lateral line pressing fan-shaped grooves are parallel, and the distance between the two groove walls is equal to the distance between the two side walls of the lower groove.
5. The high-strength binding-free insulator according to claim 4, wherein: the included angle between the groove wall of the side pressing line fan-shaped groove and the groove wall of the lower groove at the joint of the side pressing line fan-shaped groove is set to be 120-150 degrees.
6. The high-strength binding-free insulator according to claim 1, wherein: the upward inclination angle of the top groove wall of the side pressing line fan-shaped groove is 30-60 degrees.
7. The high-strength binding-free insulator according to claim 1, wherein: and a locking nut is connected to the fixing bolt in a threaded manner, and a spring washer is sleeved on the fixing bolt between the locking nut and the compression joint steel pipe.
8. The high-strength binding-free insulator according to claim 4, wherein: and a limiting block for compressing the wire to prevent the insulator from rotating and falling is arranged in the wire placing groove at the top of the fixing seat.
9. The high-strength binding-free insulator according to claim 8, wherein: the limiting block is of a cuboid structure with the width equal to that of the notch of the leading-in groove, a limiting groove matched with the line pressing groove is formed in the limiting block, and the axis of the limiting groove is parallel to the groove wall of the lateral line pressing fan-shaped groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120305343.4U CN214672024U (en) | 2021-02-03 | 2021-02-03 | High-strength binding-free insulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120305343.4U CN214672024U (en) | 2021-02-03 | 2021-02-03 | High-strength binding-free insulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214672024U true CN214672024U (en) | 2021-11-09 |
Family
ID=78445778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120305343.4U Active CN214672024U (en) | 2021-02-03 | 2021-02-03 | High-strength binding-free insulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214672024U (en) |
-
2021
- 2021-02-03 CN CN202120305343.4U patent/CN214672024U/en active Active
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