Modularized grounding device for current collection line iron tower

Abstract

The utility model relates to the technical field of current collection line iron tower grounding, in particular to a modular grounding device for a current collection line iron tower, which is characterized in that a galvanized steel bar is arranged on the side surface of a power transmission iron tower, a limiting hole is formed in the surface of the galvanized steel bar, a positioning rod is inserted into the limiting hole, a galvanized rod is arranged at one end of the positioning rod, and a grounding module body is arranged at one end of a connecting rod; the beneficial effects are that through the arrangement of the power transmission tower, the galvanized steel bars, the connecting rods, the galvanized rods, the grounding module body and the like, the connecting rods can be positioned at set intervals, and the positioning rods on the galvanized rods can be inserted into the limiting holes, so that the galvanized rods can be positioned; the grounding module bodies welded on the connecting rods can be distributed at equal intervals by inserting the limiting rods into the limiting grooves, the lengths of the grounding rays can be correspondingly selected according to the resistivity condition of the soil, and then a proper number of grounding module bodies are selected according to the resistivity of the soil; and the grounding effect of the power transmission tower is further ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of collector line iron tower grounding, in particular to a collector line iron tower modular grounding device. Background Art

[0002] In areas with low soil resistivity, the grounding device of the transmission line tower usually adopts the device type of grounding frame, grounding horizontal ray and grounding down conductor. The conventional laying method is to lay hot-dip galvanized round steel along the outer edge of the foundation of the four tower legs to form a square frame; the grounding horizontal ray extends outward along the four corners of the grounding frame to form a windmill-like arrangement; finally, the four tower legs are connected to the grounding frame respectively by the grounding down conductor. The grounding module is a grounding body with carbon material as the main body, which is composed of non-metallic minerals with good conductivity and stability.

[0003] China Patent Network CN212366237U discloses a grounding device for a power transmission line iron tower, wherein the iron tower has four tower legs, and an iron tower leg foundation is arranged below each tower leg, and the grounding device is arranged below the iron tower leg foundation, and the grounding device includes a grounding place frame, a grounding ray and a grounding down conductor, and the iron tower leg foundation has four, and the grounding place frame is arranged below the iron tower leg foundation, and the periphery of the iron tower leg foundation is larger than the periphery of the grounding place frame, and there are four grounding down conductors, and the top four corners of the grounding place frame are respectively connected to the corresponding four tower legs through the grounding down conductors, and there are four grounding horizontal rays and the grounding horizontal rays extend outward along the top four corners of the grounding place frame. The utility model uses a small amount of grounding place frame because the grounding place frame is in a square frame shape and is arranged inside the range of the four iron tower leg foundations, and the floor space is smaller, and materials are saved; the top four corners of the grounding place frame are respectively connected to the corresponding four tower legs through the grounding down conductors, and the connection is convenient and the structure is more stable.

[0004] However, although the transmission tower can be grounded in the above technical solution, it is inconvenient to adjust the corresponding number of grounding modules according to the soil resistivity range, and the adjustment is very inconvenient. Therefore, the utility model proposes a modular grounding device for the collector line tower to solve the above problem. Utility Model Content

[0005] The utility model aims to provide a modular grounding device for a collector line iron tower to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a modular grounding device for a collector line iron tower, the modular grounding device for a collector line iron tower comprising: a transmission iron tower, a galvanized steel bar is arranged on the side of the transmission iron tower, a limiting hole is provided on the surface of the galvanized steel bar, a positioning rod is inserted into the limiting hole, a galvanized rod is arranged at one end of the positioning rod, and a grounding ray is arranged on the surface of the galvanized steel bar;

[0007] A connecting rod, one end of which is provided with a grounding module body, and a limit rod is provided inside the connecting rod.

[0008] Preferably, a slide groove is provided on the surface of the galvanized steel bar, and the slide groove is an overall "T"-shaped plate structure. There are multiple groups of limiting holes, and the multiple groups of limiting holes are regularly arranged linearly with respect to the surface of the galvanized steel bar.

[0009] Preferably, a placement groove is provided on the surface of the galvanized rod, a counterweight block is arranged in the placement groove, one end of the positioning rod is fixedly connected to the surface of the galvanized rod, and a limiting groove is provided on the end surface of the positioning rod.

[0010] Preferably, the connecting rod is in a "T"-shaped structure as a whole, the connecting rod can slide in the slide groove, and the grounding module body is fixedly connected to the end surface of the connecting rod.

[0011] Preferably, a slot is provided on the side of the connecting rod, a positioning ring is provided on the inner side of the connecting rod, the limiting rod is inserted into the positioning ring, and one end of the limiting rod can be inserted into the limiting slot.

[0012] Preferably, a limit spring is sleeved on the surface of the limit rod, one end of the limit spring is fixedly connected to the surface of the positioning ring, the other end of the limit spring is fixedly connected to the surface of the limit rod, one end of the limit rod is provided with a damping bearing, the outer ring surface of the damping bearing is provided with a fixing plate, one end of the fixing plate can be inserted into the slot, and the fixing plate can rotate relying on the damping bearing.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The utility model proposes a modular grounding device for a collector line tower. Through the transmission tower, galvanized steel bars, connecting rods, galvanized rods, grounding rays and grounding module bodies, etc., the positions of multiple connecting rods can be adjusted to ensure that the connecting rods can be positioned at set intervals, and then the galvanized rods are loosened to insert the positioning rods on the galvanized rods into the limiting holes, so that the galvanized rods are positioned, and then the limiting rods are inserted into the limiting grooves to ensure that the grounding module bodies welded on the connecting rods can be distributed at equal intervals, and the length of the grounding rays can be selected according to the resistivity of the soil, and then the appropriate number of grounding module bodies is selected according to the soil resistivity, so as to further ensure the grounding effect of the transmission tower. In this way, the traditional method of grounding the transmission tower can be avoided, but it is inconvenient to adjust the corresponding number of grounding modules according to the soil resistivity range, and the adjustment is very inconvenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2It is a partial cross-sectional view of the structure of the utility model;

[0017] Figure 3 for Figure 2 The enlarged structural diagram at A in the middle;

[0018] Figure 4 It is a top view of the structure of the utility model.

[0019] In the figure: 1. Transmission tower; 2. Galvanized steel bar; 3. Limit hole; 4. Positioning rod; 5. Galvanized rod; 6. Connecting rod; 7. Grounding module body; 8. Limit rod; 9. Grounding ray; 10. Slide; 11. Placement slot; 12. Counterweight; 13. Limit slot; 14. Card slot; 15. Positioning ring; 16. Limit spring; 17. Damping bearing; 18. Fixed plate. DETAILED DESCRIPTION

[0020] In order to make the purpose and technical solution of the utility model clearly and completely described, and the advantages more clearly understood, the embodiments of the utility model are further described in detail in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all of the embodiments, and are only used to explain the embodiments of the utility model, and are not used to limit the embodiments of 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.

[0021] In the description of the present utility model, it should be noted that the terms "center", "middle", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "one", "first", "second", "third", "fourth", "fifth", "sixth" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0022] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] For the purpose of simplicity and illustration, the principles of the embodiments are mainly described by reference to examples. In the following description, many specific details are proposed to provide a thorough understanding of the embodiments. However, it is obvious that for those of ordinary skill in the art, these embodiments may not be limited to these specific details in practice. In some instances, known methods and structures are not described in detail to avoid making these embodiments unnecessarily difficult to understand. In addition, all embodiments can be used in combination with each other.

[0024] Embodiment 1

[0025] See also Figures 1 to 4 The utility model provides a technical solution: a modular grounding device for a collector line iron tower, the modular grounding device for a collector line iron tower comprising: a transmission iron tower 1, a galvanized steel bar 2 is arranged on the side of the transmission iron tower 1, a limiting hole 3 is provided on the surface of the galvanized steel bar 2, a positioning rod 4 is inserted into the limiting hole 3, a galvanized rod 5 is arranged at one end of the positioning rod 4, a grounding ray 9 is arranged on the surface of the galvanized steel bar 2; a connecting rod 6, a grounding module body 7 is arranged at one end of the connecting rod 6, and a limiting rod 8 is arranged inside the connecting rod 6;

[0026] By setting the transmission tower 1, galvanized steel bar 2, connecting rod 6, galvanized rod 5, grounding ray 9 and grounding module body 7, etc., it is possible to adjust the positions of multiple connecting rods 6 to ensure that the connecting rods 6 can be positioned at the set intervals, and then loosen the galvanized rod 5 to insert the positioning rod 4 on the galvanized rod 5 into the limiting hole 3, so that the galvanized rod 5 is positioned, and then the limiting rod 8 is inserted into the limiting groove 13 to ensure that the grounding module bodies 7 welded on the connecting rod 6 can be distributed at equal intervals, and the length of the grounding ray 9 can be selected accordingly according to the resistivity of the soil, and then a suitable number of grounding module bodies 7 are selected according to the soil resistivity, so as to further ensure the grounding effect of the transmission tower 1.

[0027] Embodiment 2

[0028] On the basis of the first embodiment, in order to facilitate the installation of the galvanized rod 5, a positioning rod 4 is provided, a slide groove 10 is provided on the surface of the galvanized steel bar 2, and the slide groove 10 is a "T"-shaped plate structure as a whole, and a plurality of groups of limiting holes 3 are provided, and the plurality of groups of limiting holes 3 are regularly arranged linearly with respect to the surface of the galvanized steel bar 2. A placement groove 11 is provided on the surface of the galvanized rod 5, and a counterweight block 12 is provided in the placement groove 11. One end of the positioning rod 4 is fixedly connected to the surface of the galvanized rod 5, and a limiting groove 13 is provided on the end face of the positioning rod 4;

[0029] When in use, the positioning rod 4 can be inserted into the limiting hole 3 to fix the galvanized rod 5 to avoid the problem of the galvanized rod 5 being offset. The counterweight block 12 set in the galvanized rod 5 can improve the stability of the positioning rod 4 inserted into the limiting hole 3.

[0030] Embodiment 3

[0031] On the basis of the second embodiment, in order to facilitate the adjustment of the position of the grounding module body 7, a connecting rod 6 is provided. The connecting rod 6 is in a "T"-shaped structure as a whole. The connecting rod 6 can slide in the slide groove 10. The grounding module body 7 is fixedly connected to the end face of the connecting rod 6. The connecting rod 6 can be inserted into the slide groove 10 to slide in the slide groove 10. Because the connecting rod 6 and the slide groove 10 are in a "T"-shaped structure as a whole, the connecting rod 6 will not fall out of the slide groove 10.

[0032] A slot 14 is provided on the side of the connecting rod 6, and a positioning ring 15 is provided on the inner side of the connecting rod 6. The limiting rod 8 is inserted into the positioning ring 15, and one end of the limiting rod 8 can be inserted into the limiting groove 13. The connecting rod 6 can be fixed by inserting one end of the limiting rod 8 into the limiting groove 13 to prevent the connecting rod 6 from sliding randomly in the sliding groove 10.

[0033] A limiting spring 16 is sleeved on the surface of the limiting rod 8, one end of the limiting spring 16 is fixedly connected to the surface of the positioning ring 15, and the other end of the limiting spring 16 is fixedly connected to the surface of the limiting rod 8. A damping bearing 17 is provided at one end of the limiting rod 8, and a fixing plate 18 is provided on the outer ring surface of the damping bearing 17. One end of the fixing plate 18 can be inserted into the card slot 14, and the fixing plate 18 can be rotated by relying on the damping bearing 17. The setting of the limiting spring 16 can, on the one hand, prevent the limiting rod 8 from being disengaged from the limiting slot 13, and on the other hand, it can be easily pulled to reset with the help of the elastic force of the limiting spring 16. The fixing plate 18 can be rotated by the setting of the damping bearing 17, so that one end of the fixing plate 18 is inserted into the card slot 14, thereby increasing the stability of the limiting rod 8 inserted into the limiting slot 13.

[0034] In actual use, through the transmission tower 1, galvanized steel bar 2, connecting rod 6, galvanized rod 5, grounding ray 9 and grounding module body 7, etc., the positions of multiple connecting rods 6 can be adjusted to ensure that the connecting rods 6 can be positioned at the set intervals, and then the galvanized rods 5 are loosened to insert the positioning rods 4 on the galvanized rods 5 into the limiting holes 3, so that the galvanized rods 5 are positioned, and then the limiting rods 8 are inserted into the limiting grooves 13 to ensure that the grounding module bodies 7 welded on the connecting rods 6 can be distributed at equal intervals, and the length of the grounding ray 9 can be selected accordingly according to the resistivity of the soil, and then the appropriate number of grounding module bodies 7 is selected according to the soil resistivity, so as to further ensure the grounding effect of the transmission tower 1. In this way, although the traditional method of grounding the transmission tower 1 can be avoided, it is inconvenient to adjust the number of corresponding grounding module bodies 7 according to the soil resistivity range, and the adjustment is very inconvenient.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A modular grounding device for a collector line tower, characterized in that: The modular grounding device for a collector line iron tower comprises: a transmission iron tower (1), a galvanized steel bar (2) is arranged on the side of the transmission iron tower (1), a limiting hole (3) is provided on the surface of the galvanized steel bar (2), a positioning rod (4) is inserted into the limiting hole (3), a galvanized rod (5) is arranged at one end of the positioning rod (4), and a grounding ray (9) is arranged on the surface of the galvanized steel bar (2); A connecting rod (6), one end of which is provided with a grounding module body (7), and a limiting rod (8) is provided inside the connecting rod (6).

2. A modular grounding device for a collector line tower according to claim 1, characterized in that: The surface of the galvanized steel strip (2) is provided with a slide groove (10), the slide groove (10) is in a T-shaped plate structure as a whole, and a plurality of groups of limiting holes (3) are provided, and the plurality of groups of limiting holes (3) are regularly arranged linearly with respect to the surface of the galvanized steel strip (2).

3. A modular grounding device for a collector line tower according to claim 1, characterized in that: The surface of the galvanized rod (5) is provided with a placement groove (11), a counterweight block (12) is arranged in the placement groove (11), one end of the positioning rod (4) is fixedly connected to the surface of the galvanized rod (5), and the end surface of the positioning rod (4) is provided with a limiting groove (13).

4. A modular grounding device for a collector line tower according to claim 1, characterized in that: The connecting rod (6) is in a T-shaped structure as a whole. The connecting rod (6) can slide in the slide groove (10), and the grounding module body (7) is fixedly connected to the end surface of the connecting rod (6).

5. A modular grounding device for a collector line tower according to claim 1, characterized in that: A clamping groove (14) is provided on the side of the connecting rod (6), a positioning ring (15) is provided on the inner side of the connecting rod (6), the limiting rod (8) is inserted into the positioning ring (15), and one end of the limiting rod (8) can be inserted into the limiting groove (13).

6. A modular grounding device for a collector line tower according to claim 5, characterized in that: The surface of the limit rod (8) is sleeved with a limit spring (16), one end of the limit spring (16) is fixedly connected to the surface of the positioning ring (15), and the other end of the limit spring (16) is fixedly connected to the surface of the limit rod (8). A damping bearing (17) is arranged at one end of the limit rod (8), and a fixing plate (18) is arranged on the outer ring surface of the damping bearing (17). One end of the fixing plate (18) can be inserted into the card slot (14), and the fixing plate (18) can be rotated by relying on the damping bearing (17).

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