CN211126111U - Special temporary grounding device for hardened ground and rock - Google Patents
Special temporary grounding device for hardened ground and rock Download PDFInfo
- Publication number
- CN211126111U CN211126111U CN201922448456.5U CN201922448456U CN211126111U CN 211126111 U CN211126111 U CN 211126111U CN 201922448456 U CN201922448456 U CN 201922448456U CN 211126111 U CN211126111 U CN 211126111U
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- becket
- metal
- ground
- networking
- metal ring
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Abstract
The utility model discloses a special interim earthing device for sclerosis ground and rock, concretely relates to interim ground connection technical field, including two sets of horizontal networking and the vertical net of a plurality of groups, the vertical net equidistance interval of networking of a plurality of is installed between two sets of horizontal networking, horizontal networking comprises the first becket of a plurality of and a plurality of second becket, first becket and second becket cross connection, vertical net comprises a plurality of third becket and fourth becket, third becket and fourth becket cross connection, two first beckets of horizontal networking are connected with the third becket at vertical net both ends of connecting, are connected with metal interlinking between the third becket in the vertical net of multiunit, junction tip one side of first becket and third becket is provided with the ground nail. The utility model discloses be convenient for operate, the security performance is stronger, conveniently carries, and has improved the installation effectiveness, easily at sclerosis ground installation, be fit for using widely.
Description
Technical Field
The utility model belongs to the technical field of interim ground connection, especially, relate to a special interim earthing device for sclerosis ground and rock.
Background
The direct current grounding electrode circuit and the two ends of an operating point are provided with grounding wires, and only one group of working grounding wires can be arranged at a working place in cooperation with a circuit with power failure.
At present, domestic manufacturers do not need devices for temporarily grounding hardened grounds, so that working site operators cannot install working ground wires on large-area hardened grounds.
SUMMERY OF THE UTILITY MODEL
The utility model provides a special interim earthing device for sclerosis ground and rock aims at solving the above-mentioned nothing that exists and does not have the device to the interim ground connection of sclerosis ground for operation site operation personnel can't install the problem of work earth connection on large tracts of land sclerosis ground.
The utility model discloses a realize like this, the utility model provides a following technical scheme: a special temporary grounding device for hardened ground and rock comprises two groups of transverse networking and a plurality of groups of longitudinal networking, wherein the longitudinal networking are arranged between the two groups of transverse networking at equal intervals, the transverse networking is composed of a plurality of first metal rings and a plurality of second metal rings, the first metal rings and the second metal rings are connected in an interlaced way, the longitudinal connecting net is composed of a plurality of third metal rings and fourth metal rings, the third metal rings and the fourth metal rings are connected in a staggered mode, two first metal rings which are connected in a transverse mode are connected with the third metal rings at two ends of the longitudinal connecting net, metal connecting rings are connected among the third metal rings in a plurality of groups of longitudinal connecting nets, one side of the end part of the joint of the first metal ring and the third metal ring is provided with a ground nail, one end of the ground nail is connected with a metal rod, and a fifth metal ring is connected between the outer part of the metal rod and the outer parts of the first metal ring and the third metal ring.
In a preferred embodiment, the connection between the metal rod and the ground nail is welding.
In a preferred embodiment, the metal rod is provided with a ring hanging hole inside, and the inner diameter of the ring hanging hole is larger than the outer diameter of the vertical section of the fifth metal ring.
In a preferred embodiment, the first metal ring and the second metal ring have the same structure.
In a preferred embodiment, the third metal ring and the fourth metal ring have the same structure.
In a preferred embodiment, the fourth metal ring and the third metal ring are connected in the same manner as the second metal ring and the first metal ring.
Compared with the prior art, the beneficial effects of the utility model are that:
1. compared with the prior art, the temporary grounding device is convenient to operate, high in safety performance and convenient to carry, and the mounting efficiency is improved;
2. the grounding device is easy to install on a hardened ground and suitable for popularization and use, so that the requirements that the technical measures for ensuring safety in safety regulations of lines and metal shells of all electrical equipment have good grounding devices are met, and the operation of operators in the grounding protection range is ensured.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is an enlarged view of a portion a in fig. 1 according to the present invention.
Fig. 3 is a schematic structural view of the middle ground nail of the present invention.
In the figure: 1 first metal ring, 2 second metal rings, 3 third metal rings, 4 fourth metal rings, 5 metal connecting rings, 6 ground nails, 7 metal rods, 8 fifth metal rings and 9 hanging ring holes.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not 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 present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1-3, the present invention provides a technical solution: a special temporary grounding device for hardened ground and rock comprises two groups of transverse networking and a plurality of groups of longitudinal networking, wherein the groups of longitudinal networking are arranged between the two groups of transverse networking at equal intervals, the transverse networking is composed of a plurality of first metal rings 1 and a plurality of second metal rings 2, the first metal rings 1 and the second metal rings 2 are connected in a staggered manner, the longitudinal networking is composed of a plurality of third metal rings 3 and fourth metal rings 4, the third metal rings 3 and the fourth metal rings 4 are connected in a staggered manner, the two first metal rings 1 which are connected in a transverse manner are connected with the third metal rings 3 at two ends of the longitudinal networking, metal connecting rings 5 are connected between the third metal rings 3 in a plurality of groups of longitudinal networking, a ground nail 6 is arranged on one side of the end part of the connection part of the first metal rings 1 and the third metal rings 3, one end of the ground nail 6 is connected with a metal rod 7, a fifth metal ring 8 is connected between the outer portion of the metal rod 7 and the outer portions of the first metal ring 1 and the third metal ring 3.
Furthermore, the metal rod 7 and the ground nail 6 are connected in a welding manner, so that the metal rod 7 and the ground nail 6 are conveniently connected and fixed;
further, a hanging ring hole 9 is formed in the metal rod 7, and the inner diameter of the hanging ring hole 9 is larger than the outer diameter of the vertical section of the fifth metal ring 8;
further, the first metal ring 1 and the second metal ring 2 have the same structure;
further, the third metal ring 3 and the fourth metal ring 4 have the same structure;
further, the fourth metal ring 4 and the third metal ring 3 are connected in the same manner as the second metal ring 2 and the first metal ring 1;
the implementation mode is specifically as follows: the utility model is composed of two groups of transverse networking and a plurality of groups of longitudinal networking, a plurality of groups of longitudinal networking are arranged between two groups of transverse networking at equal intervals, the transverse networking is composed of a plurality of first metal rings 1 and a plurality of second metal rings 2, the first metal rings 1 are connected with the second metal rings 2 in an interlaced way, the longitudinal networking is composed of a plurality of third metal rings 3 and fourth metal rings 4, the third metal rings 3 are connected with the fourth metal rings 4 in an interlaced way, the first metal rings 1 are the same as the second metal rings 2, the third metal rings 3 are the same as the fourth metal rings 4, the two transverse networking first metal rings 1 are connected with the third metal rings 3 at two ends of the longitudinal networking, the fourth metal rings 4 are the same as the third metal rings 3 and the second metal rings 2 are connected with the first metal rings 1, the metal connecting rings 5 are connected between the third metal rings 3 in the plurality of groups of longitudinal networking, one side of the end part of the joint of the first metal ring 1 and the third metal ring 3 is provided with a ground nail 6, one end of the ground nail 6 is connected with a metal rod 7, the connection mode between the metal rod 7 and the ground nail 6 is welding, which is convenient for the connection and fixation between the metal rod 7 and the ground nail 6, a fifth metal ring 8 is connected between the outer part of the metal rod 7 and the outer parts of the first metal ring 1 and the third metal ring 3, a hanging ring hole 9 is arranged inside the metal rod 7, the inner diameter of the hanging ring hole 9 is larger than the outer diameter of the vertical section of the fifth metal ring 8, when in use, the pre-designed ground net laying area is 2 square meters, when the resistance value of the ground net is tested, the ground nail 6 is driven into the same section (the soil beside the ground), the ground resistance meter is used for testing the buried mode resistance as comparison, through the test, the ground net resistance is less than omega is buried and less than 4, the requirement of the safety regulation is met, the test, in order to facilitate transportation, a large-area grounding grid is divided into small-area grounding grids, and the small-area grounding grids are connected into the large-area grounding grid when in use. Further, according to the requirements in "safety regulations": the temporary grounding device is easy to install on hardened ground, is suitable for popularization and use, meets the technical measures of ensuring safety in safety regulations of lines and the requirements of good grounding devices on metal shells of all electrical equipment, and ensures that operating personnel operate within the grounding protection range.
The utility model discloses the theory of operation:
referring to the attached drawings 1-3 of the specification, the utility model comprises two groups of transverse networking and a plurality of groups of longitudinal networking, wherein the plurality of groups of longitudinal networking are arranged between the two groups of transverse networking at equal intervals, the transverse networking comprises a plurality of first metal rings 1 and a plurality of second metal rings 2, the first metal rings 1 are connected with the second metal rings 2 in an interlaced way, the longitudinal networking comprises a plurality of third metal rings 3 and fourth metal rings 4, the third metal rings 3 are connected with the fourth metal rings 4 in an interlaced way, a ground nail 6 is arranged on one side of the end part of the connection part of the first metal rings 1 and the third metal rings 3, one end of the ground nail 6 is connected with a metal rod 7, when in use, the pre-designed ground net laying area is 2 square meters, when the resistance value of the ground net is tested, the ground nail 6 is punched in the same section (beside the mud), the resistance meter is used for testing the resistance in a ground resistance meter mode as comparison, through tests, the resistance of the grounding grid is less than the resistance of the buried second grounding nail and less than 4 omega, the requirements of safety regulations are met, the tests are passed, the large-area grounding grid is divided into small-area grounding grids for convenience of transportation, and each small-area grounding grid is connected into the large-area grounding grid when in use. Further, according to the requirements in "safety regulations": the grounding wire is fixed on the conductor by using a special wire clamp, and the grounding or short circuit by using a winding method is forbidden.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. A special temporary earthing device for hardening ground and rock, characterized in that: including two sets of horizontal networking and a plurality of vertical nets that link, a plurality of vertical nets of group equidistance interval is installed between two sets of horizontal networking, horizontal networking comprises a plurality of first becket (1) and a plurality of second becket (2), first becket (1) and second becket (2) cross connection, vertical networking comprises a plurality of third becket (3) and fourth becket (4), third becket (3) and fourth becket (4) cross connection, two first becket (1) that link the net transversely are connected with third becket (3) at vertical networking both ends are connected, be connected with metal interlink (5) between third becket (3) in the multiunit vertical networking, junction tip one side of first becket (1) and third becket (3) is provided with ground nail (6), the one end of ground nail (6) is connected with metal pole (7), and a fifth metal ring (8) is connected between the outer part of the metal rod (7) and the outer parts of the first metal ring (1) and the third metal ring (3).
2. A special temporary earthing device for hardening ground and rock according to claim 1, characterized in that: the metal rod (7) and the ground nail (6) are connected in a welding mode.
3. A special temporary earthing device for hardening ground and rock according to claim 1, characterized in that: the inside of metal pole (7) is provided with link ring hole (9), the internal diameter of link ring hole (9) is greater than the perpendicular cross-section external diameter of fifth metal ring (8).
4. A special temporary earthing device for hardening ground and rock according to claim 1, characterized in that: the first metal ring (1) and the second metal ring (2) have the same structure.
5. A special temporary earthing device for hardening ground and rock according to claim 1, characterized in that: the third metal ring (3) and the fourth metal ring (4) have the same structure.
6. A special temporary earthing device for hardening ground and rock according to claim 1, characterized in that: the fourth metal ring (4) and the third metal ring (3) are connected with the second metal ring (2) and the first metal ring (1) in the same way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922448456.5U CN211126111U (en) | 2019-12-30 | 2019-12-30 | Special temporary grounding device for hardened ground and rock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922448456.5U CN211126111U (en) | 2019-12-30 | 2019-12-30 | Special temporary grounding device for hardened ground and rock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211126111U true CN211126111U (en) | 2020-07-28 |
Family
ID=71703618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922448456.5U Expired - Fee Related CN211126111U (en) | 2019-12-30 | 2019-12-30 | Special temporary grounding device for hardened ground and rock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211126111U (en) |
-
2019
- 2019-12-30 CN CN201922448456.5U patent/CN211126111U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200728 Termination date: 20201230 |