Stain-resistant column type porcelain insulator

Abstract

The utility model discloses a stain-resistant column type porcelain insulator, relates to the column type porcelain insulator field, and comprises a porcelain member and a steel pin used for connecting the porcelain member, one end of the porcelain member is provided with a weight reducing groove used for reducing self weight, the inner side of the weight reducing groove is provided with a connecting pipe, the outer side of the connecting pipe is fixedly provided with a plurality of spiral strips, and the spiral strips are connected with the porcelain member. A plurality of spiral holes are formed in the inner wall of the weight reduction groove, a glue injection hole is formed in one end of the steel foot in a penetrating mode, a conical ring is fixedly arranged on the inner side of the steel foot, and the end portion of the conical ring is fixedly connected with the end portion of the connecting pipe. Therefore, when an operator installs an insulator, the working intensity can be reduced, and when porcelain pieces are produced, the use of raw materials such as argil and the like can be reduced, and the production cost is reduced.

Description

Technical Field

[0001] The utility model relates to the field of column type porcelain insulators, in particular to a pollution-resistant column type porcelain insulator. Background Art

[0002] Post porcelain insulator is a special insulating control component, which is mainly used to hang and tighten the wires at one end of the high-voltage wire connection tower, so that the wires between the towers maintain a certain sag, and at the same time can withstand the vertical load and horizontal tension of the wires. It is mainly composed of three parts: iron cap, steel foot and porcelain part;

[0003] In order to ensure the insulation effect of column porcelain insulators, the length of the porcelain parts is generally long, and the porcelain parts are generally solid and heavy. When the operator carries the insulator to work at height and install the insulator, the work intensity is high;

[0004] Therefore, it is necessary to propose a pollution-resistant column porcelain insulator to solve the above problems. Utility Model Content

[0005] The utility model aims to provide a pollution-resistant column type porcelain insulator to solve the problem that the heavy weight of the insulator leads to high work intensity for operators.

[0006] To achieve the above object, the utility model provides the following technical solutions: a pollution-resistant column type porcelain insulator, comprising a porcelain part and a steel foot for connecting the porcelain part, a weight-reducing groove for reducing its own weight is provided at one end of the porcelain part, a connecting pipe is provided inside the weight-reducing groove, a plurality of spiral strips are fixedly provided outside the connecting pipe, and a plurality of spiral holes are provided on the inner wall of the weight-reducing groove;

[0007] A glue injection hole is formed through one end of the steel foot, a conical ring is fixedly provided on the inner side of the steel foot, the end of the conical ring is fixedly connected to the end of the connecting pipe, the glue injection hole is located between the conical ring and the weight reduction groove, and a plurality of exhaust holes are formed on one end of the connecting pipe away from the conical ring.

[0008] Preferably, an inspection hole is formed through one end of the steel foot, a centralizing block is fixedly provided on the inner side of the steel foot, an eccentric groove is formed on the upper end of the centralizing block, and the eccentric groove is connected to the inspection hole.

[0009] Preferably, a plurality of through holes are formed through one side of the spiral strip.

[0010] Preferably, a gap for glue binding is provided between the weight-reducing groove and the connecting pipe.

[0011] Preferably, the surface of the ceramic part is coated with a stain-resistant coating.

[0012] Preferably, a load-bearing wire groove is provided at the upper end of the porcelain part, a bolt is fixedly provided at the lower end of the steel foot, and a nut is movably provided at the outer side of the bolt.

[0013] Technical effects and advantages of the utility model:

[0014] 1. By setting the weight-reducing groove, the weight of the porcelain parts can be reduced during the production, so that the working intensity of the operators can be reduced when installing the insulators. In addition, the use of raw materials such as clay can be reduced during the production of porcelain parts, thereby reducing the production cost;

[0015] 2. By setting the spiral holes and spiral strips, the connection strength of cement adhesive can be increased when gluing porcelain parts and steel feet, and the effective area of ​​cement adhesive contacting the weight-reducing groove and the connecting pipe can be increased. Under the condition of reducing the use of cement adhesive, the connection strength is guaranteed, and the cement adhesive can pass through the perforations through the perforations to improve the connection strength;

[0016] 3. Through the setting of the concentrated block, when the cement adhesive is injected, the fluidity of the cement adhesive is used to fill the gap between the weight-reducing groove and the connecting pipe with the cement adhesive, so that the cement adhesive flows into the inspection hole. After the gap between the weight-reducing groove and the connecting pipe is filled with the cement adhesive, the injection of the cement adhesive can be stopped in time to reduce the waste of the cement adhesive. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 The utility model is a schematic diagram of the structure of a pollution-resistant column type porcelain insulator.

[0018] Figure 2 The utility model is a schematic diagram of the cross-sectional structure of the pollution-resistant column type porcelain insulator.

[0019] Figure 3 This is a schematic diagram of the connecting pipe structure of the utility model.

[0020] Figure 4 This is a schematic diagram of the weight reduction tank structure of the utility model.

[0021] Figure 5 It is a schematic diagram of the cross-sectional structure of the concentrated block of the utility model.

[0022] In the figure: 1. Porcelain parts; 2. Steel feet; 3. Weight reduction grooves; 4. Connecting pipes; 5. Glue injection holes; 6. Spiral holes; 7. Spiral strips; 8. Perforations; 9. Conical rings; 10. Exhaust holes; 11. Inspection holes; 12. Centralizing blocks; 13. Eccentric grooves; 14. Bolts; 15. Nuts; 16. Load-bearing wire troughs. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] The utility model provides Figure 1 - Figure 5 A pollution-resistant column porcelain insulator shown in the figure includes a porcelain part 1 and a steel foot 2 for connecting the porcelain part 1. A load-bearing wire groove 16 is provided at the upper end of the porcelain part 1 to carry the cable. A bolt 14 is fixedly provided at the lower end of the steel foot 2. A nut 15 is movably provided on the outer side of the bolt 14 to connect the porcelain part 1 to a cross bar, wherein the cross bar is a commonly used technology in the prior art and will not be described in detail here. A weight-reducing groove 3 is provided at one end of the porcelain part 1 to reduce its own weight.

[0025] By setting the weight-reducing groove 3, the weight of the porcelain part 1 can be reduced during production, thereby reducing the work intensity when operators install insulators. In addition, during production of the porcelain part 1, the use of raw materials such as clay can be reduced, thereby reducing production costs.

[0026] A connecting pipe 4 is provided inside the weight-reducing groove 3, and a plurality of spiral strips 7 are fixedly provided outside the connecting pipe 4. A plurality of through-holes 8 are provided on one side of the spiral strips 7, and a plurality of spiral holes 6 are provided on the inner wall of the weight-reducing groove 3. The spiral holes 6 and the spiral strips 7 are provided, and the connection strength of the cement adhesive can be increased when gluing the porcelain part 1 and the steel foot 2, and the effective area of ​​the cement adhesive contacting the weight-reducing groove 3 and the connecting pipe 4 is increased. The connection strength of the cement adhesive is ensured while reducing the use of the cement adhesive, and the cement adhesive is allowed to pass through the through-holes 5 by the provision of the through-holes 5, thereby improving the connection strength;

[0027] A glue injection hole 5 is formed through one end of the steel foot 2, a conical ring 9 is fixedly provided on the inner side of the steel foot 2, the end of the conical ring 9 is fixedly connected to the end of the connecting pipe 4, the glue injection hole 5 is located between the conical ring 9 and the weight reduction groove 3, cement adhesive is injected through the glue injection hole 5, a plurality of exhaust holes 10 are formed at one end of the connecting pipe 4 away from the conical ring 9, and a gap for glue installation is provided between the weight reduction groove 3 and the connecting pipe 4.

[0028] An inspection hole 11 is formed through one end of the steel foot 2 , a centralizing block 12 is fixedly provided inside the steel foot 2 , an eccentric groove 13 is formed on the upper end of the centralizing block 12 , and the eccentric groove 13 is connected to the inspection hole 11 .

[0029] By setting the concentrating block 12, when the cement adhesive is injected, the fluidity of the cement adhesive is utilized, and when the gap between the weight-reducing groove 3 and the connecting pipe 4 is filled with the cement adhesive, the cement adhesive flows and enters the inspection hole 11. After the gap between the weight-reducing groove 3 and the connecting pipe 4 is filled with the cement adhesive, the injection of the cement adhesive can be stopped in time, thereby reducing the waste of the cement adhesive.

[0030] The surface of the porcelain piece 1 is coated with a stain-resistant coating, and the anti-fouling flashover coating is an anti-fouling flashover coating to prevent rainwater and sewage from forming a continuous water chain or spreading into a water film. The anti-fouling flashover coating is a prior art and will not be described in detail here.

[0031] Working principle: The operator places the connecting pipe 4 inside the weight-reducing groove 3, and then injects cement adhesive toward the injection hole 5, so that the cement adhesive enters between the weight-reducing hole and the connecting pipe 4, so that the cement adhesive contacts the spiral hole 6 and the spiral strip 7, and the cement adhesive passes through the perforation 8 on the spiral strip 7 until the cement adhesive reaches the exhaust hole 10, and then the excess cement adhesive enters the eccentric groove 13, and through the eccentric groove 13, the excess cement adhesive can be discharged from the inspection hole 11 as soon as possible to stop the injection.

Claims

1. A pollution-resistant post-type porcelain insulator, comprising a porcelain part (1) and a steel foot (2) for connecting the porcelain part (1), characterized in that: A weight-reducing groove (3) for reducing its own weight is provided at one end of the porcelain part (1); a connecting pipe (4) is provided inside the weight-reducing groove (3); a plurality of spiral strips (7) are fixedly provided outside the connecting pipe (4); and a plurality of spiral holes (6) are provided on the inner wall of the weight-reducing groove (3); A glue injection hole (5) is provided through one end of the steel foot (2), a conical ring (9) is fixedly provided inside the steel foot (2), the end of the conical ring (9) is fixedly connected to the end of the connecting pipe (4), the glue injection hole (5) is located between the conical ring (9) and the weight reduction groove (3), and a plurality of exhaust holes (10) are provided at one end of the connecting pipe (4) away from the conical ring (9).

2. A pollution-resistant post-type porcelain insulator according to claim 1, characterized in that: An inspection hole (11) is provided through one end of the steel foot (2), a centralizing block (12) is fixedly provided inside the steel foot (2), an eccentric groove (13) is provided at the upper end of the centralizing block (12), and the eccentric groove (13) is connected to the inspection hole (11).

3. A pollution-resistant post-type porcelain insulator according to claim 1, characterized in that: The spiral strip (7) has a plurality of through holes (8) extending through one side thereof.

4. A pollution-resistant post-type porcelain insulator according to claim 1, characterized in that: A gap for gluing is provided between the weight-reducing groove (3) and the connecting pipe (4).

5. The pollution-resistant post-type porcelain insulator according to claim 1, characterized in that: The surface of the porcelain piece (1) is coated with a stain-resistant coating.

6. A pollution-resistant post-type porcelain insulator according to claim 1, characterized in that: The upper end of the porcelain part (1) is provided with a bearing wire groove (16), the lower end of the steel foot (2) is fixedly provided with a bolt (14), and a nut (15) is movably provided on the outer side of the bolt (14).

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