CN113300315B - Grounding device for installation and construction of power transmission line based on power transmission and transformation project - Google Patents
Grounding device for installation and construction of power transmission line based on power transmission and transformation project Download PDFInfo
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- CN113300315B CN113300315B CN202110850234.5A CN202110850234A CN113300315B CN 113300315 B CN113300315 B CN 113300315B CN 202110850234 A CN202110850234 A CN 202110850234A CN 113300315 B CN113300315 B CN 113300315B
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G13/00—Installations of lightning conductors; Fastening thereof to supporting structure
- H02G13/40—Connection to earth
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T19/00—Devices providing for corona discharge
- H01T19/04—Devices providing for corona discharge having pointed electrodes
Abstract
The invention provides a grounding device for installing and constructing a power transmission line based on a power transmission and transformation project, which comprises a tower body; the two side frames at the top end of the tower body are respectively connected with a transverse connecting plate, a transverse supporting plate is arranged on the lower side of the transverse connecting plate, the middle of the top of the tower body is also connected with two groups of vertical plates, and a vertical insulating sleeve is inserted in the middle of the inner side of the tower body; the lightning protection part is arranged in the middle of the top of the tower body; the winding mechanism is arranged on the cross supporting plate; and the protection piece is sleeved at the outer end of the bottom side of the tower body. In the thunderstorm day, utilize the stay cord to stimulate the upper shield, make the upper shield slide to both sides on the guide arm, spill the lightning rod to make the lightning rod can play lightning-arrest effect, when meetting the strong wind, make the lightning rod rock at the effect of lower shield and expanding spring by a small margin, avoid lightning rod fixed connection and lead to the phenomenon of rupture easily, through setting up the protection piece, play the effect to tower body bottom protection.
Description
Technical Field
The invention belongs to the technical field of power transmission engineering construction, and particularly relates to a grounding device for installation and construction of a power transmission line based on power transmission and transformation engineering.
Background
The main reasons of accidents of the power transmission line can be classified into bird damage, lightning stroke and external damage, wherein the damage caused by the lightning stroke is more serious, and a plurality of safety problems are caused; the lightning protection grounding device has the following two functions in terms of the composition principle: firstly, lightning protection is realized, and damage caused by lightning stroke can be avoided by adopting a corresponding device; and secondly, grounding, namely, a mode of electrostatic grounding is utilized to avoid adverse effects of static electricity on an electric power system, so that lightning protection grounding protection needs to be carried out on the power transmission tower.
If the application number is: the patent of CN201910462667.6 discloses a lightning protection grounding device of a power transmission tower, which relates to the field of lightning protection grounding, and comprises a grounding installation mechanism and a grounding mechanism, wherein the grounding mechanism comprises a vertical grounding body, a grounding wire and a connecting wire clamp, the two ends of the grounding wire are respectively connected with the connecting wire clamp and the vertical grounding body, the grounding installation mechanism is arranged to safely and easily insert the vertical grounding body into soil to realize burying, the vertical grounding body is provided with a steel cone head and a notch groove to facilitate burying, the contact area between the vertical grounding body and the soil is also increased, and the grounding mechanism can be conveniently and firmly connected with the lightning protection wire.
Based on the aforesaid, traditional transmission tower is structural, and lightning-arrest structure fixed connection makes lightning-arrest structure rupture easily on the top of tower body at strong wind or thunderstorm weather, influences the holistic lightning-arrest effect of tower body, and secondly, the bottom of tower body lacks protective structure, scrambles or touches when holding up at the passerby, produces danger very easily.
Disclosure of Invention
In order to solve the technical problems, the invention provides a grounding device installed and constructed on the basis of a power transmission line of a power transmission and transformation project, which aims to solve the problems that a lightning protection structure is fixedly connected to the top end of a tower body, the lightning protection structure is easy to break in strong wind or thunderstorm weather, the overall lightning protection effect of the tower body is influenced, and the bottom of the tower body is lack of a protection structure, so that danger is easy to generate when passers-by climb or touch.
The invention is based on the purpose and the effect of installing and constructing the grounding device on the transmission line of the power transmission and transformation project, and is achieved by the following specific technical means:
the grounding device is installed and constructed on the basis of the power transmission and transformation engineering power transmission line and comprises a tower body;
the two side frames at the top end of the tower body are respectively connected with a transverse connecting plate, a transverse supporting plate is arranged on the lower side of the transverse connecting plate, the middle of the top of the tower body is also connected with two groups of vertical plates, and a vertical insulating sleeve is inserted in the middle of the inner side of the tower body;
the lightning protection part is arranged in the middle of the top of the tower body;
the lightning protection part includes:
the lightning rod is provided with a sharp needle structure at the top, the bottom end of the sharp needle structure is rotationally connected with the two groups of vertical plates, four groups of lantern ring structures are further connected in the middle of the lightning rod, the diameters of the lantern ring structures are sequentially reduced from bottom to top, and the upper side of the lantern ring is further connected with a spherical structure and an outer ring;
two groups of upper shields are arranged and are oppositely sleeved and attached to the outer sides of the lantern ring structure and the outer ring of the lightning rod, and two sides of the upper shields are respectively connected with side connecting plates and movably inserted on the guide rod;
the outer ends of the guide rods are respectively connected to the vertical side surfaces of the stand columns;
two groups of upright columns are arranged, and the bottom ends of the upright columns are fixedly connected with the transverse connecting plate respectively;
one end of each of the pull ropes is connected to the outer walls of the two groups of upper shields, the other end of each of the pull ropes sequentially bypasses the guide wheel, penetrates through the through holes in the transverse connecting plate and is wound on the winding rollers of the winding mechanism, one group of the pull ropes is wound from the upper side of the winding rollers, and the other group of the pull ropes is wound from the lower side of the other group of the winding rollers;
the lower protective covers are provided with two groups, the two groups of lower protective covers form a lower protective cylinder structure and are sleeved on the lower end rod of the lightning rod, and two sides of each lower protective cover are respectively connected with a side supporting plate;
the strut is of a ladder-shaped structure, and the bottom end of the strut is fixedly connected with the transverse connecting plate;
one end of the supporting spring is fixedly connected with the side supporting plate, and the other end of the supporting spring is fixedly connected with the upper side of the supporting frame;
the winding mechanism is arranged on the cross supporting plate;
and the protection piece is sleeved at the outer end of the bottom side of the tower body.
Furthermore, the bottom side of the lightning rod is connected with a wire, the wire downwards penetrates through the insulating sleeve and is connected with the ground plug, the ground plug is of an inverted-Chinese-character-shaped structure, and the bottom of the ground plug is of a pointed structure and is connected with a barb.
Furthermore, two ends of a cross rod part of the guide rod are respectively connected with a baffle, and two groups of return springs are sleeved on the cross rod part and are respectively arranged between the side connecting plate and the baffle.
Further, the winding mechanism includes:
two groups of winding rollers are arranged and are respectively rotatably arranged on the cross supporting plate, and rotating shafts of the two groups of winding rollers are in transmission connection through a triangular belt;
and the driving motor is fixedly arranged on the group of cross supporting plates, and a motor shaft of the driving motor is fixedly connected with a rotating shaft of one group of winding rollers.
Furthermore, the protection piece is formed by connecting four groups of L-shaped plates, each L-shaped plate is of an outward inclined structure from top to bottom, vertical connecting plates are arranged at two side ends of each L-shaped plate, two groups of lower supporting plates are connected at the bottom side ends of each L-shaped plate, and upper clamping plates are arranged at corners of the top side of each L-shaped plate.
Furthermore, the vertical connecting plate is provided with a connecting hole, the lower supporting plate is provided with a jack, and the outer end of the upper clamping plate is provided with a right-angle bayonet.
Furthermore, the vertical plate, the upper shield, the lower shield and the L-shaped plate are all made of insulating materials.
The invention at least comprises the following beneficial effects:
1. the lightning rod protection device is provided with the upper protective covers, the two groups of upper protective covers are sleeved on the outer sides of the lantern ring structure and the outer ring of the lightning rod, the lightning rod can be protected at ordinary times, in a thunderstorm day, the two groups of winding rollers are driven by the driving motor to rotate, the two groups of pull ropes can be wound on the winding rollers, the pull ropes are used for pulling the upper protective covers, the upper protective covers slide to two sides on the guide rods, the lightning rod is leaked, the lightning rod can achieve a lightning protection effect, lightning strike current can be led to the ground through the wires, and the lightning strike current can be prevented from flowing to the tower body under the protection of the insulating sleeve.
2. According to the lightning rod protection device, the lower protective covers are arranged, the two groups of lower protective covers are buckled at the lower ends of the lightning rods and are connected with the support frame through the support springs, the lightning rods can be protected after the upper protective covers are separated from the lightning rods, the lightning rods are prevented from toppling, and the lightning rods can shake slightly under the action of the lower protective covers and the support springs when high wind is met by utilizing the characteristic that the bottoms of the lightning rods are rotatably connected with the vertical plates, so that the phenomenon that the lightning rods are easily broken due to fixed connection is avoided.
3. According to the invention, the protection part is arranged, the upper clamping plates on the four groups of L-shaped plates are clamped with the four end corners of the tower body, are connected and arranged at the bottom side of the tower body through the bolts, and are inserted into the insertion holes of the lower supporting plate through the insertion rods, so that the bottom of the tower body is protected, passersby can be prevented from climbing or touching, and the tower body is prevented from being electrified to electrically hurt passersby.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is an enlarged schematic view of the invention at a in fig. 1.
Fig. 3 is a schematic view of another embodiment of the present invention shown in fig. 1.
Fig. 4 is an enlarged view of the structure of fig. 3B according to the present invention.
Fig. 5 is a schematic view of the disassembled protecting component of fig. 1.
Fig. 6 is a schematic view of the upper shield of fig. 1 according to the present invention after being pulled apart.
Fig. 7 is an enlarged view of the structure of fig. 6 at C according to the present invention.
Fig. 8 is an enlarged view of the structure of fig. 6D according to the present invention.
Fig. 9 is a schematic disassembled structure of the protective device of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a tower body; 101. a transverse connecting plate; 102. a cross bracing plate; 103. a vertical plate; 104. an insulating sleeve;
2. a lightning conductor; 201. a lightning rod; 2011. a wire; 2012. inserting the ground; 202. an upper shield; 2021. a side connecting plate; 203. a guide bar; 2031. a baffle plate; 2032. a return spring; 204. a column; 205. pulling a rope; 206. a guide wheel; 207. a lower shield; 2071. a side supporting plate; 208. a support frame; 209. supporting a spring;
3. a winding mechanism; 301. a winding roller; 302. a drive motor;
4. a guard; 401. an L-shaped plate; 4011. a vertical connecting plate; 4012. a lower supporting plate; 4013. and (6) an upper clamping plate.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "coaxial," "bottom," "one end," "top," "middle," "other end," "upper," "side," "top," "inner," "front," "center," "two ends," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing and simplifying the description, and are not intended to indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be understood broadly, and for example, they may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
Example (b):
as shown in figures 1 to 9:
the invention provides a grounding device for installing and constructing a power transmission line based on a power transmission and transformation project, which comprises a tower body 1;
the two side frames at the top end of the tower body 1 are respectively connected with a cross connecting plate 101, the lower side of the cross connecting plate 101 is provided with a cross supporting plate 102, the middle of the top of the tower body 1 is also connected with two groups of vertical plates 103, and the middle of the inner side of the tower body 1 is inserted with a vertical insulating sleeve 104;
the lightning arrester 2 is arranged at the middle position of the top of the tower body 1, as shown in fig. 2, the lightning arrester 2 is used for covering the outer side of the lightning rod 201 to protect the lightning rod 201, the upper protective cover 202 of the lightning rod is utilized, the upper end of the lightning rod 201 is protected in a wrapping mode under the action of the reset spring 2032, the lower protective cover 207 of the lightning rod is utilized, the lower end of the lightning rod 201 is protected in a clamping mode under the action of the supporting spring 209, so that the lightning rod 201 can be protected at ordinary times, in the strong wind, the upper protective cover 202 and the lower protective cover 207 of the lightning rod 201 can also protect the lightning rod 201, in addition, as the bottom end of the lightning rod 201 is rotatably connected with the two vertical plates 103, the wind power can drive the lightning rod 201 to move in a small amplitude, the upper protective cover 202 and the lower protective cover 207 move synchronously under the action of the reset spring 2 and the supporting spring 203209, and is closely attached to the lightning rod 201 to protect the lightning rod; as shown in fig. 2, the lightning conductor 2 includes: the lightning rod 201, the top of the lightning rod 201 is a sharp needle structure, the bottom end of the lightning rod 201 is rotatably connected with two sets of vertical plates 103, the middle position of the lightning rod 201 is also connected with four sets of lantern ring structures, the diameters of the lantern ring structures are sequentially reduced from bottom to top, and the upper side of the lantern ring is also connected with a spherical structure and an outer ring; lightning rod, also known as lightning rod, is used to protect buildings, tall trees, etc. from lightning stroke devices; two groups of upper shields 202 are arranged on the upper shields 202, and are oppositely sleeved and attached to the outer sides of the lantern ring structure and the outer ring of the lightning rod 201, and two sides of the upper shields 202 are respectively connected with side connecting plates 2021 and are movably inserted on the guide rods 203; the outer ends of the guide rods 203 are respectively connected to the vertical side surfaces of the upright columns 204; two groups of upright columns 204 are arranged, and the bottom ends of the upright columns 204 are fixedly connected with the transverse connecting plate 101 respectively; one end of each of the pulling ropes 205 is connected to the outer walls of the two sets of upper shields 202, the other end of each of the pulling ropes 205 sequentially passes around the guide wheel 206, and the pulling ropes 205 pass through the through holes on the cross-connecting plate 101 to be wound on the winding rollers 301 of the winding mechanism 3, and one set of the pulling ropes 205 is wound from the upper side of the winding rollers 301, and the other set of the pulling ropes 205 is wound from the lower side of the other set of the winding rollers 301, as shown in fig. 7, the lightning arrester 2 further includes: two groups of lower shields 207 are arranged on the lower shields 207, the two groups of lower shields 207 form a lower protective cylinder structure and are sleeved on the lower end rod of the lightning rod 201, and two sides of the lower shields 207 are respectively connected with side supporting plates 2071; the strut 208 is in a ladder-shaped structure, and the bottom end of the strut 208 is fixedly connected with the transverse connecting plate 101; the supporting spring 209 is characterized in that one end of the supporting spring 209 is fixedly connected with the side supporting plate 2071, the other end of the supporting spring 209 is fixedly connected with the upper side of the supporting frame 208, after the upper protective cover 202 leaves the lightning rod 201, two groups of lower protective covers 207 continue to protect the lightning rod 201 to prevent the lightning rod 201 from toppling over, and by utilizing the characteristic that the bottom of the lightning rod 201 is rotatably connected with the vertical plate 103, the lightning rod 201 can shake with small amplitude under the action of the lower protective covers 207 and the supporting spring 209 when high wind is met, so that the phenomenon that the lightning rod 201 is easily broken due to the fixed connection is avoided;
the winding mechanism 3, the winding mechanism 3 is installed on the cross support plate 102; as shown in fig. 8, the winding mechanism 3 includes: two groups of winding rollers 301 are arranged, the winding rollers 301 are respectively rotatably arranged on the cross support plate 102, and rotating shafts of the two groups of winding rollers 301 are in transmission connection through a triangular belt; the driving motor 302 is fixedly arranged on the group of cross support plates 102, the driving motor 302 is a waterproof motor, the waterproof performance is good, the waterproof motor can work normally in thunderstorm weather, a motor shaft of the waterproof motor is fixedly connected with a rotating shaft of one group of winding rollers 301, when the driving motor 302 drives one group of winding rollers 301 to rotate, the other group of winding rollers 301 can be driven to rotate through a triangular belt, meanwhile, one group of pull ropes 205 are wound from the upper side of the winding rollers 301, the other group of pull ropes 205 are wound from the lower side of the winding rollers 301, so that the two groups of winding rollers 301 can be synchronously wound with the pull ropes 205, the upper shield 202 is pulled through the pull ropes 205, the upper shield 202 slides towards two sides on the guide rod 203, and the lightning rod 201 is pulled;
the protection piece 4 is sleeved at the outer end of the bottom side of the tower body 1; wherein, as shown in fig. 9, the protection component 4 is formed by connecting four groups of L-shaped boards 401, the L-shaped boards 401 are structures inclined outward from top to bottom, the two side ends are respectively provided with a vertical connection plate 4011, the bottom side end is connected with two groups of lower support plates 4012, the top side corner position is provided with an upper clamping plate 4013, the vertical connection plate 4011 is provided with a connection hole, the lower support plate 4012 is provided with a jack, the outer end of the upper clamping plate 4013 is provided with a right-angle bayonet, the four groups of protection components 4 are conveniently assembled and connected at the outer side of the bottom end of the tower body 1 through the connection hole on the vertical connection plate 4011, the right-angle bayonet on the upper clamping plate 4013 is clamped with the tower body, the protection component 4 can be inserted into the jack of the lower support plate 4012 through an inserted rod, and the stability of connection between the protection component 4 and the ground is further improved.
As shown in fig. 4, a lead 2011 is further connected to the bottom side of the lightning rod 201, the lead 2011 passes through the insulating sleeve 104 downward and is connected to the ground socket 2012, the ground socket 2012 is in an inverted chevron structure, the bottom of the ground socket 2012 is in a pointed structure and is connected to a barb, when a lightning strike current is applied to the lightning rod 201, the lightning strike current can be led to the ground through the lead 2011 and the ground socket 2012, and when the ground socket 2012 is inserted into the ground, the ground socket 2012 can be conveniently inserted into the ground socket 2012 by using the pointed structure, and the ground socket 2012 is effectively prevented from being automatically pulled out of the ground through the barb structure.
Wherein, the horizontal pole part both ends of guide arm 203 are connected with baffle 2031 respectively, and still the cover is equipped with two sets of reset spring 2032 on the horizontal pole part, and reset spring 2032 is established respectively between side even board 2021 and baffle 2031, under reset spring 2032's effect, can make upper shield 202 paste in the outside of lightning rod 201, play the guard action to lightning rod 201.
In another embodiment, the vertical plate 103, the upper shield 202, the lower shield 207 and the L-shaped plate 401 are all made of insulating materials, so that when the lightning rod 201 draws lightning strike current, lightning strike current on the lightning rod 201 can be prevented from flowing to the tower body 1 through the vertical plate 103, the upper shield 202 and the lower shield 207, the bottom of the tower body 1 is protected by the L-shaped plate 401, passerby climbing or touch holding can be prevented, and passerby cannot be injured in case of electrification in the tower body 1.
The specific use mode and function of the embodiment are as follows:
in the invention, a lightning rod 201 is rotatably connected between vertical plates 103 at the top of a tower body 1, two groups of upper shields 202 are sleeved outside a lantern ring structure and an outer ring of the lightning rod 201, the upper shields 202 are slidably arranged on guide rods 203, are connected with the outer wall of the upper shields 202 through pull ropes 205 and are wound on winding rollers 301 from the upper end and the lower end respectively around guide wheels 206, upper clamping plates 4013 on four groups of L-shaped plates 401 are clamped with corners at the four ends of the tower body 1 and are connected through vertical connecting plates 4011 on the L-shaped plates 401 by bolts, so that a combined protection part 4 is arranged at the bottom side of the tower body 1 and can be inserted into jacks of a lower supporting plate 4012 through inserted rods to play a role in protecting the bottom of the tower body 1, so that passersby climbing or touching the tower body can be prevented, and thus the passersby electric damage of the passersby electrification of the lightning rod 1 can be prevented, at ordinary times, the upper shields 202 are attached to the outer side of the lightning rod 201 under the action of a return spring 2032 to play a role in protecting the lightning rod 201, in a thunderstorm day, the two groups of winding rollers 301 are driven to rotate by the driving motor 302, so that the two groups of pull ropes 205 can be respectively wound on the winding rollers 301, the pull ropes 205 are utilized to pull the upper shield 202, the upper shield 202 slides towards two sides on the guide rod 203, the lightning rod 201 is leaked, the lightning rod 201 can play a lightning protection role, lightning current is led to the ground through the lead 2011, and the lightning current can be prevented from flowing to the tower body under the protection of the insulating sleeve 104;
through the lower extreme with two sets of lower guard shield 207 spiral-lock at lightning rod 201, and link to each other with strut 208 through propping spring 209, leave lightning rod 201 at last guard shield 202 after, two sets of lower guard shield 207 continue to protect lightning rod 201, prevent that lightning rod 201 from empting, and utilize lightning rod 201 bottom and riser 103 to rotate the characteristic that links to each other, when meetting the strong wind, can make lightning rod 201 rock at the guard shield 207 down with propping spring 209's effect by a small margin, and then avoid lightning rod 201 fixed connection and lead to the phenomenon of rupture easily.
The invention is not described in detail, but is well known to those skilled in the art.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (7)
1. Based on power transmission and transformation engineering transmission line installation construction earthing device, its characterized in that: comprises a tower body (1);
the tower is characterized in that two side frames at the top end of the tower body (1) are respectively connected with a transverse connecting plate (101), a transverse supporting plate (102) is arranged on the lower side of the transverse connecting plate (101), two groups of vertical plates (103) are connected in the middle of the top of the tower body (1), and a vertical insulating sleeve (104) is inserted in the middle of the inner side of the tower body (1);
the lightning protection part (2), the lightning protection part (2) is arranged in the middle of the top of the tower body (1);
the lightning conductor (2) comprises:
the lightning rod (201), the top of the lightning rod (201) is a sharp needle structure, the bottom end of the lightning rod is rotationally connected with two groups of vertical plates (103), the middle position of the lightning rod (201) is also connected with four groups of lantern ring structures, the diameters of the lantern ring structures are sequentially reduced from bottom to top, and the upper side of the lantern ring is also connected with a spherical structure and an outer ring;
two groups of upper shields (202) are arranged, the upper shields (202) are oppositely sleeved on the outer sides of the lantern ring structure and the outer ring of the lightning rod (201), and two sides of each upper shield (202) are respectively connected with a side connecting plate (2021) and movably inserted on the guide rod (203);
the outer ends of the guide rods (203) are respectively connected to the vertical side surfaces of the upright columns (204);
two groups of upright columns (204) are arranged, and the bottom ends of the upright columns (204) are respectively fixedly connected with the transverse connecting plate (101);
one end of each pulling rope (205) is connected to the outer walls of the two groups of upper shields (202), the other end of each pulling rope (205) sequentially bypasses the guide wheel (206), passes through the through hole in the transverse connecting plate (101) and is wound on the winding roller (301) of the winding mechanism (3), one group of pulling ropes (205) are wound from the upper side of the winding roller (301), and the other group of pulling ropes (205) are wound from the lower side of the other group of winding roller (301);
the lightning rod structure comprises a lower protective cover (207), two groups of lower protective covers (207) are arranged, the two groups of lower protective covers (207) form a lower protective cylinder structure and are sleeved on a lower end rod of the lightning rod (201), and two sides of each lower protective cover (207) are respectively connected with a side supporting plate (2071);
the support frame (208), the support frame (208) is a ladder-shaped structure, the bottom end of which is fixedly connected with the transverse connecting plate (101);
one end of the supporting spring (209) is fixedly connected with the side supporting plate (2071), and the other end of the supporting spring (209) is fixedly connected with the upper side of the supporting frame (208);
the winding mechanism (3), the winding mechanism (3) is installed on the cross bracing plate (102);
and the protection piece (4) is sleeved at the outer end of the bottom side of the tower body (1).
2. The grounding device for installation and construction of the transmission line based on the transmission and transformation project of the claim 1, wherein the bottom side of the lightning rod (201) is further connected with a lead (2011), the lead (2011) penetrates through the insulating sleeve (104) downwards and is connected with the ground socket (2012), the ground socket (2012) is of an inverted-chevron structure, and the bottom of the ground socket is of a pointed structure and is connected with a barb.
3. The grounding device for the installation and construction of the power transmission and transformation engineering power transmission line is characterized in that two ends of a cross rod part of the guide rod (203) are respectively connected with a baffle (2031), two groups of return springs (2032) are sleeved on the cross rod part, and the return springs (2032) are respectively arranged between the side connecting plate (2021) and the baffle (2031).
4. The grounding device for the installation and construction of the transmission and transformation project transmission line according to claim 1, wherein the winding mechanism (3) comprises:
two groups of winding rollers (301) are arranged, the winding rollers (301) are respectively rotatably arranged on the cross support plate (102), and rotating shafts of the two groups of winding rollers (301) are in transmission connection through a triangular belt;
the driving motor (302) is fixedly arranged on the group of cross support plates (102), and a motor shaft of the driving motor (302) is fixedly connected with a rotating shaft of one group of winding rollers (301).
5. The grounding device for the installation and construction of the transmission and transformation engineering transmission line based on the power transmission and transformation project of the claim 1 is characterized in that the protection piece (4) is formed by connecting four groups of L-shaped plates (401), the L-shaped plates (401) are of structures inclined outwards from top to bottom, vertical connecting plates (4011) are respectively arranged at two side ends of the L-shaped plates, two groups of lower supporting plates (4012) are connected at the bottom side ends of the L-shaped plates, and upper clamping plates (4013) are arranged at corners of the top side of the L-shaped plates.
6. The grounding device for the installation and construction of the transmission and transformation engineering transmission line is characterized in that the vertical connecting plate (4011) is provided with connecting holes, the lower supporting plate (4012) is provided with jacks respectively, and the outer end of the upper clamping plate (4013) is provided with a right-angle bayonet.
7. The grounding device for the installation and construction of the power transmission and transformation project power transmission line according to claim 5, wherein the vertical plate (103), the upper shield (202), the lower shield (207) and the L-shaped plate (401) are made of insulating materials.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110850234.5A CN113300315B (en) | 2021-07-27 | 2021-07-27 | Grounding device for installation and construction of power transmission line based on power transmission and transformation project |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110850234.5A CN113300315B (en) | 2021-07-27 | 2021-07-27 | Grounding device for installation and construction of power transmission line based on power transmission and transformation project |
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| CN113300315B true CN113300315B (en) | 2021-09-24 |
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| CN104453330A (en) * | 2014-10-28 | 2015-03-25 | 王永妍 | Novel multifunctional power transmission tower |
| CN110306857A (en) * | 2019-07-04 | 2019-10-08 | 郭公升 | A kind of improved electric line bar |
| CN212249426U (en) * | 2019-12-20 | 2020-12-29 | 江苏盛皇新能源科技有限公司 | Wind power generation and transmission tower |
| CN213115735U (en) * | 2020-05-23 | 2021-05-04 | 王菲 | 5G communication network communication tower |
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