CN219513357U - Temporary power-utilization grounding body for construction site - Google Patents
Temporary power-utilization grounding body for construction site Download PDFInfo
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- CN219513357U CN219513357U CN202223381933.9U CN202223381933U CN219513357U CN 219513357 U CN219513357 U CN 219513357U CN 202223381933 U CN202223381933 U CN 202223381933U CN 219513357 U CN219513357 U CN 219513357U
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Abstract
The utility model relates to the technical field of power construction, in particular to a temporary power-use grounding body for a construction site. The technical proposal comprises: the device comprises a grounding pipe and a grounding body ejector rod, wherein a conical head is fixedly arranged at the bottom of the grounding pipe in a limiting mode, a mounting plate is fixedly arranged on one side of the grounding pipe, a butt joint column is fixedly arranged at the top of the conical head, the grounding body ejector rod is arranged in the grounding pipe in a butt joint mode, and a top plate is fixedly arranged at the top of the grounding body ejector rod. According to the utility model, through the mutual matching among the filling holes, the grounding pipes, the mounting plates and the penetrating holes, the liquid electrolyte can be conveniently added in the filling holes, the penetrating holes are utilized to penetrate the electrolyte holes into the soil around the grounding body, the grounding body ejector rods are inserted, the grounding resistance of the grounding body can be obviously reduced, the compliance and standard of the grounding resistance can be more easily ensured, the grounding wires are mounted, the grounding resistance is tested, the grounding body mounting is completed, the grounding resistance value is obviously reduced, and the electric safety is guaranteed.
Description
Technical Field
The utility model relates to the technical field of power construction, in particular to a temporary power-use grounding body for a construction site.
Background
The temporary power utilization of the construction site is required to adopt a TN-S zero-connection protection system, besides the grounding of a neutral point of a transformer, the repeated grounding is required to be carried out at the electric equipment, the common practice of the repeated grounding is that a grounding body is buried nearby the electric equipment and is connected with an electric equipment shell and PE wires, the setting of a grounding device is greatly influenced by factors such as soil moisture content, soil quality and seasonal freezing, especially the contact area of a metal grounding body and soil is smaller, the resistivity is larger, the temporary power-proof grounding body disclosed by application number CN208570970U is not convenient to take out, the soil is covered during taking out on the other hand, the defects that recycling is inconvenient are overcome, and the grounding body for construction of electric power engineering disclosed by application number CN214673008U is found through further searching, and through the specific technical structure setting, the defects that the grounding device cannot be prevented from being pulled out by others, and can be separated from soil and loose when the device encounters external force are overcome, and potential safety hazards are caused are overcome, but the similar structure grounding device also has defects such as: the method is characterized in that the method adopts modes of deepening the buried depth of the grounding bodies, increasing the number of the grounding bodies and the like, the cost is high, the construction speed is low, the grounding effect is unstable, meanwhile, the current building construction site is subjected to repeated grounding at electric equipment accessories according to TN-S system requirements, the grounding device used by the repeated grounding bodies is round steel or galvanized steel pipes, the grounding bodies directly buy underground soil layers, the grounding resistance is greatly influenced by the buried depth and the water content of the soil layers, and the grounding resistance is difficult to ensure compliance, so that the current problem is solved by temporarily using the electric grounding bodies at the construction site.
Disclosure of Invention
The utility model aims to provide a temporary power-utilization grounding body for a construction site, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a temporary electricity ground connection body of job site, includes earth connection pipe and earth connection body ejector pin, the spacing cone that is fixed with in bottom of earth connection pipe, one side fixed mounting of earth connection pipe has the mounting panel, the top fixed mounting of cone has the butt joint post, the inside butt joint of earth connection pipe is installed the earth connection body ejector pin, the top fixed mounting of earth connection body ejector pin has the roof, the inside of earth connection pipe has been seted up with earth connection body ejector pin complex filling hole.
The electrolyte hole is penetrated into the soil around the grounding body by the penetrating hole, and the grounding body ejector rod is inserted, so that the grounding resistance of the grounding body can be obviously reduced, the compliance and standard of the grounding resistance can be easily ensured, the grounding wire is installed, the grounding resistance is tested, the installation of the grounding body is completed, the grounding resistance value is obviously reduced, and the safety of electricity utilization is guaranteed.
Preferably, the mounting plate is provided with a first mounting hole, and the mounting plate at the bottom of the first mounting hole is provided with a second mounting hole. The electric wire is connected between the electric wires through the first mounting hole and the second mounting hole, so that the electric wire is more convenient to fix in the process, and the electric wire can be conveniently mounted.
Preferably, the outer side of the grounding pipe is uniformly provided with penetration holes, and the number of the penetration holes is four. The electrolyte hole is penetrated into the soil around the grounding body by the penetrating hole, and the grounding body ejector rod is inserted into the soil, so that the grounding resistance of the grounding body can be obviously reduced, the compliance and standard of the grounding resistance can be ensured more easily, the grounding wire is installed, and the grounding resistance is tested.
Preferably, the grounding body ejector rod is fixedly arranged with the top plate through a fixing seat, and anti-skid patterns are formed in the top of the top plate. The grounding pipe is installed inside the stratum by extruding the grounding body ejector rod relative to the stratum, the grounding body ejector rod and the grounding pipe are nailed into the stratum by external force, the grounding body ejector rod is pulled out, electrolyte is poured into the filling hole, and the burying depth is shallow in the using process.
Preferably, the electrolyte is filled in the filling holes, and the electrolyte is a saturated sodium chloride aqueous solution with low price and easily available materials. The electrolyte can permeate the soil around the grounding body through the permeation holes, so that the grounding resistance of the grounding body can be obviously reduced, the compliance of the grounding resistance can be ensured more easily, the grounding resistance can reach the standard, the use is safer, meanwhile, the use cost can be reduced through the filling holes, and the use is more convenient and faster.
Preferably, the outside of cone has seted up the spiral line, and the internal thread of ground connection body ejector pin complex with the spiral line has been seted up to the inside. Can be convenient through the spiral line carry out helical erection with the butt joint post, make the conical head can be more convenient at the in-process of installing and dismantling, utilize between spiral line and the internal screw thread to cooperate, install that can be more rotatory, the operation is more convenient.
Compared with the prior art, the utility model has the beneficial effects that:
1. through being provided with filling hole, grounding tube, mounting panel and infiltration hole between mutually supporting, can be comparatively convenient through the inside increase liquid electrolyte at filling hole, utilize the infiltration hole to ooze in the earth around the people's ground body in the electrolyte hole, insert the ground body ejector pin, can show the ground body earth resistance that reduces, the more guarantee ground resistance compliance, up to standard of being easier, the installation earth connection, test ground resistance accomplishes the ground body installation, obviously reduces the ground resistance value, is favorable to guaranteeing the electrical safety.
2. Through being provided with the conical head, dock post, the internal thread and mutually supporting between the earth body ejector pin, can be comparatively convenient install in the inside of filling the hole through the earth body ejector pin butt joint, extrude through the relative stratum of earth body ejector pin, install the earth pipe in the stratum inside, in the earth layer is driven into with earth body ejector pin and earth pipe by external force, take out the earth body ejector pin, pour electrolyte into the filling the hole, it is shallow to bury the depth in the in-process of using, the construction method is simple, construction quality easily controls, convenient operation is swift when using.
Drawings
FIG. 1 is a schematic view of a first perspective view of the present utility model;
FIG. 2 is a schematic view of a second perspective view of the present utility model;
FIG. 3 is a schematic view of the front internal structure of the grounding tube of the present utility model;
FIG. 4 is a schematic view of a partial structure of a mounting plate according to the present utility model;
fig. 5 is a schematic view of a partial structure of a butt-joint column according to the present utility model.
In the figure: 1. a grounding tube; 101. a penetration hole; 102. a conical head; 103. a mounting plate; 104. a first mounting hole; 105. a second mounting hole; 106. filling the hole; 107. butt-joint columns; 108. spiral lines; 109. an internal thread; 2. a grounding body ejector rod; 201. a top plate; 202. a fixing seat.
Detailed Description
The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.
Example 1
As shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the temporary electric grounding body for a construction site provided by the utility model comprises a grounding pipe 1 and a grounding body ejector rod 2, wherein a conical head 102 is fixedly arranged at the bottom of the grounding pipe 1 in a limiting manner, a mounting plate 103 is fixedly arranged at one side of the grounding pipe 1, a butt joint column 107 is fixedly arranged at the top of the conical head 102, the grounding body ejector rod 2 is arranged in butt joint in the grounding pipe 1, a top plate 201 is fixedly arranged at the top of the grounding body ejector rod 2, a filling hole 106 matched with the grounding body ejector rod 2 is formed in the grounding pipe 1, a first mounting hole 104 is formed in the mounting plate 103, a second mounting hole 105 is formed in the mounting plate 103 at the bottom of the first mounting hole 104, penetrating holes 101 are uniformly formed in the outer side of the grounding pipe 1, the number of the penetrating holes 101 is four, the grounding body ejector rod 2 and the top plate 201 are fixedly arranged through a fixing seat 202, and anti-skid patterns are formed at the top of the top plate 201.
The working principle of the temporary electricity-using grounding body of the construction site based on the embodiment 1 is as follows: the grounding pipe 1 is installed in the stratum by extruding the grounding body ejector rod 2 relative to the stratum, the grounding body ejector rod 2 and the grounding pipe 1 are nailed into the stratum by external force, the grounding body ejector rod 2 is pulled out, electrolyte is poured into the filling hole 106, the embedded depth is shallow in the using process, the construction mode is simple, the construction quality is easy to control, the operation is convenient and fast in the using process, the liquid electrolyte is added in the filling hole 106, the electrolyte hole is permeated into the soil around the grounding body by utilizing the permeation hole 101, the grounding body ejector rod 2 is inserted, the grounding resistance of the grounding body can be obviously reduced, the grounding resistance is more easily ensured to meet the standards, the grounding wire is installed, the grounding resistance is tested, the grounding body installation is completed, the grounding resistance value is obviously reduced, and the safety of electricity consumption is facilitated.
Example two
As shown in fig. 3 and fig. 5, the temporary power-on-site grounding body according to the present utility model further includes: the inside of the filling hole 106 is filled with electrolyte, and the electrolyte is a saturated sodium chloride aqueous solution which is low in price and easy to obtain in material, the outer side of the conical head 102 is provided with spiral threads 108, and the inside of the grounding body ejector rod 2 is provided with internal threads 109 matched with the spiral threads 108.
In this embodiment, as shown in fig. 3, the electrolyte can permeate into the soil around the grounding body through the permeation hole 101, so that the grounding resistance of the grounding body can be obviously reduced, the compliance and standard of the grounding resistance can be ensured more easily, the use is safer, meanwhile, the filling hole 106 is cheaper, the use cost can be reduced, and the use is more convenient; as shown in fig. 5, the butt-joint column 107 can be conveniently and spirally mounted through the spiral threads 108, so that the conical head 102 can be more conveniently mounted and dismounted in the process, the spiral threads 108 and the internal threads 109 are matched, the butt-joint column can be more rotatably mounted, and the operation is more convenient.
The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.
Claims (6)
1. The utility model provides a temporary electricity ground connection body of job site, includes ground connection pipe (1) and ground connection body ejector pin (2), its characterized in that: the utility model discloses a ground connection pipe, including ground connection pipe (1), mounting panel (103) is fixed with in the spacing cone (102) in bottom of ground connection pipe (1), one side fixed mounting of ground connection pipe (1) has mounting panel (103), the top fixed mounting of cone (102) has butt joint post (107), the inside butt joint of ground connection pipe (1) is installed ground connection body ejector pin (2), the top fixed mounting of ground connection body ejector pin (2) has roof (201), inside of ground connection pipe (1) is seted up with ground connection body ejector pin (2) complex filling hole (106).
2. The temporary electrical ground for a construction site according to claim 1, wherein: the mounting plate (103) is provided with a first mounting hole (104), and the mounting plate (103) at the bottom of the first mounting hole (104) is provided with a second mounting hole (105).
3. The temporary electrical ground for a construction site according to claim 1, wherein: the outside of the grounding pipe (1) is uniformly provided with penetration holes (101), and the number of the penetration holes (101) is four.
4. The temporary electrical ground for a construction site according to claim 1, wherein: the grounding body ejector rod (2) is fixedly arranged with the top plate (201) through the fixing seat (202), and anti-skid patterns are formed in the top of the top plate (201).
5. The temporary electrical ground for a construction site according to claim 1, wherein: electrolyte is filled in the filling holes (106), and saturated sodium chloride aqueous solution with low price and easily available materials is selected as the electrolyte.
6. The temporary electrical ground for a construction site according to claim 1, wherein: spiral threads (108) are formed in the outer side of the conical head (102), and internal threads (109) matched with the spiral threads (108) are formed in the grounding body ejector rod (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223381933.9U CN219513357U (en) | 2022-12-16 | 2022-12-16 | Temporary power-utilization grounding body for construction site |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223381933.9U CN219513357U (en) | 2022-12-16 | 2022-12-16 | Temporary power-utilization grounding body for construction site |
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| Publication Number | Publication Date |
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| CN219513357U true CN219513357U (en) | 2023-08-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202223381933.9U Active CN219513357U (en) | 2022-12-16 | 2022-12-16 | Temporary power-utilization grounding body for construction site |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116908550A (en) * | 2023-09-13 | 2023-10-20 | 山东省阳信根深电气有限公司 | Grounding condition safety detection device and method for distribution box |
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2022
- 2022-12-16 CN CN202223381933.9U patent/CN219513357U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116908550A (en) * | 2023-09-13 | 2023-10-20 | 山东省阳信根深电气有限公司 | Grounding condition safety detection device and method for distribution box |
| CN116908550B (en) * | 2023-09-13 | 2023-11-21 | 山东省阳信根深电气有限公司 | Grounding condition safety detection device and method for distribution box |
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