CN214280230U - Temporary electricity grounding device for construction machinery - Google Patents
Temporary electricity grounding device for construction machinery Download PDFInfo
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- CN214280230U CN214280230U CN202120500452.1U CN202120500452U CN214280230U CN 214280230 U CN214280230 U CN 214280230U CN 202120500452 U CN202120500452 U CN 202120500452U CN 214280230 U CN214280230 U CN 214280230U
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- earth bar
- grounding
- construction machinery
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- protective cover
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Abstract
The utility model discloses an interim power consumption earthing device of building machinery, including a protection section of thick bamboo, threaded connection at the protective cover at a protection section of thick bamboo top with set up the line hole in a protection section of thick bamboo one side, the fixed insulating backup pad that is provided with in inside of a protection section of thick bamboo, the middle part interlude of insulating backup pad is connected with first earth bar, the bottom of first earth bar is provided with the ground mechanism who is used for ground connection, the top of first earth bar is provided with the coupling mechanism who is used for connecting building machinery, the surface of first earth bar is provided with the spring. The utility model discloses after the second earth bar is extracted from ground, the effort of spring passes through in connecting seat and the first earth bar can drive the second earth bar and withdraw a protection section of thick bamboo, can protect the second earth bar through a protection section of thick bamboo, can reduce the bottom of second earth bar and receive the circumstances of colliding with and damaging and accidental injury staff, has improved this earthing device's practicality.
Description
Technical Field
The utility model relates to an earthing device specifically is an electric earthing device is used to construction machinery temporarily.
Background
Along with the development of the building industry, the mechanization degree of the building construction is improved year by year, the mechanization is continuously developed, the reform of the construction process, the appearance of high-rise buildings and the popularization of new process construction are promoted, the further development of the mechanization of the building construction is promoted, because of poor construction conditions and variable environment, different from the production process of common indoor operation and fixed equipment, so the machine is easy to be worn, the maintenance is inconvenient, the unsafe factors are more, in addition, the operation and the use personnel change frequently, if the device is not used correctly and various mechanical safety operation rules are summarized continuously according to requirements and regulations, the service life of the device is shortened, the efficiency is reduced, equipment accidents and personal casualty accidents are easy to occur, therefore, before various machines are used, the performance and safe operation method of the machine must be accurately and comprehensively known and the machine must be accurately used according to the original design and manufacturing requirements.
Some construction machines need to be driven by electric power for operation, and in order to improve the safety of electricity utilization, the construction machines are usually grounded through a grounding device, a grounding rod is an important component on the grounding device, and the existing grounding devices mostly have the following problems in the use process:
1. in order to facilitate the ground rod to be inserted into the ground, the bottom end of the ground rod is generally conical, but the conical bottom end is exposed outside after the ground rod is pulled out of the ground, so that on one hand, the ground rod is easy to damage due to collision, and on the other hand, workers can be accidentally injured;
2. the earth bar is the design of integral type mostly, and the bottom of earth bar is inserted and is damaged because of corroding easily in the ground, and can influence earthing device's ground connection effect after the earth bar damages. Therefore, we improve this and propose a temporary electric grounding device for construction machinery.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model relates to an interim power consumption earthing device of building machinery, include a protection section of thick bamboo, threaded connection at the protective cover at a protection section of thick bamboo top and set up the line hole in a protection section of thick bamboo one side, the fixed insulating backup pad that is provided with in inside of a protection section of thick bamboo, the middle part interlude of insulating backup pad is connected with first earth bar, the bottom of first earth bar is provided with the ground mechanism who is used for ground connection, the top of first earth bar is provided with the coupling mechanism who is used for connecting building machinery, the surface of first earth bar is provided with the spring.
As a preferred technical scheme of the utility model, ground mechanism is including seting up the screw hole in first earth bar bottom, the inside threaded connection of screw hole has the threaded rod, the bottom fixedly connected with of threaded rod is located the second earth bar of first earth bar below, the bottom of second earth bar is the toper.
As an optimized technical scheme of the utility model, coupling mechanism includes the connecting seat, connecting seat fixed mounting is at the top of first earth bar.
As a preferred technical scheme of the utility model, the spread groove has been seted up to the right flank of connecting seat, the top threaded connection of connecting seat has fixing bolt, fixing bolt's bottom extends to the inside of spread groove.
As a preferred technical scheme of the utility model, the inside of spread groove is provided with the connecting wire, fixing bolt is passed through to the one end of connecting wire and is fixed inside the spread groove, the other end of connecting wire passes the line hole and extends to the outside of a protective tube and links to each other with construction machinery, it has fire prevention mud to fill between connecting wire and the line hole.
As a preferred technical scheme of the utility model, the top of spring and the bottom fixed connection of connecting seat, the bottom of spring and the top fixed connection of insulating backup pad.
The utility model has the advantages that:
1. according to the temporary electricity-using grounding device for the construction machinery, after the second grounding rod is pulled out of the ground, the acting force of the spring can drive the second grounding rod to retract into the protective cylinder through the connecting seat and the first grounding rod, the second grounding rod can be protected through the protective cylinder, the situations that the bottom end of the second grounding rod is damaged due to collision and workers are accidentally injured can be reduced, and the practicability of the grounding device is improved;
2. this kind of earthing device for construction machinery temporarily can make threaded rod and screw hole separation through rotating the second earth bar to make the second earth bar can separate with first earth bar, make the second earth bar take place to change after damaging, thereby reduce the condition that influences earthing device ground connection effect after the second earth bar damages, further improved this earthing device's practicality.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of a temporary electric grounding device for construction machinery according to the present invention;
fig. 2 is a schematic cross-sectional structural view of a temporary electric grounding device for construction machinery according to the present invention;
FIG. 3 is a schematic structural view of a threaded rod and a threaded hole of the temporary electrical grounding device for construction machinery according to the present invention;
fig. 4 is an enlarged schematic structural diagram of a point a in fig. 2 of the temporary electric grounding device for construction machinery of the present invention.
In the figure: 1. a protective cylinder; 2. a protective cover; 3. a wire hole; 4. an insulating support plate; 5. a first ground bar; 6. a second ground rod; 7. a threaded rod; 8. a threaded hole; 9. a spring; 10. a connecting seat; 11. connecting grooves; 12. fixing the bolt; 13. a connecting wire; 14. a grounding mechanism; 15. and a connecting mechanism.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example (b): as shown in fig. 1-4, the temporary electricity grounding device for construction machinery of the present invention comprises a protective cylinder 1, a protective cover 2 screwed on the top of the protective cylinder 1, and a wire hole 3 formed on one side of the protective cylinder 1, wherein an insulating support plate 4 is fixedly disposed inside the protective cylinder 1, a first grounding rod 5 is inserted into the middle of the insulating support plate 4, a spring 9 is disposed on the outer surface of the first grounding rod 5, the top end of the spring 9 is fixedly connected with the bottom of a connecting seat 10, the bottom end of the spring 9 is fixedly connected with the top of the insulating support plate 4, when the second grounding rod 6 is pulled out from the ground, the acting force of the spring 9 can drive the second grounding rod 6 to retract into the protective cylinder 1 through the connecting seat 10 and the first grounding rod 5, the second grounding rod 6 can be protected through the protective cylinder 1, and the situation that the bottom end of the second grounding rod 6 is damaged by colliding with and accidentally injuring the worker can be reduced, the practicability of the grounding device is improved.
Wherein, the bottom of first earth bar 5 is provided with the ground mechanism 14 that is used for ground connection, it is concrete, ground mechanism 14 is including seting up at the screw hole 8 of first earth bar 5 bottom, the internal thread of screw hole 8 is connected with threaded rod 7, the bottom fixedly connected with of threaded rod 7 is located the second earth bar 6 of first earth bar 5 below, the bottom of second earth bar 6 can make threaded rod 7 and screw hole 8 separate through rotating second earth bar 6 for the toper, thereby make second earth bar 6 can separate with first earth bar 5, make second earth bar 6 take place to damage the back and can change, thereby reduce the condition that influences the earthing device earthing effect after second earth bar 6 damages, the practicality of this earthing device has further been improved.
Wherein, the top of first earth bar 5 is provided with coupling mechanism 15 that is used for connecting construction machinery, it is specific, coupling mechanism 15 includes connecting seat 10, connecting seat 10 fixed mounting is at the top of first earth bar 5, connecting groove 11 has been seted up to the right flank of connecting seat 10, the top threaded connection of connecting seat 10 has fixing bolt 12, fixing bolt 12's bottom extends to the inside of connecting groove 11, connecting groove 11's inside is provided with connecting wire 13, fixing bolt 12 is passed through to connecting wire 13's one end and is fixed inside connecting groove 11, connecting wire 13's the other end passes line hole 3 and extends to the outside of protection section of thick bamboo 1 and links to each other with construction machinery, it has fire prevention mud to fill between connecting wire 13 and the line hole 3, can fix connecting wire 13 through fire prevention mud, and can carry out the shutoff to the gap between connecting wire 13 and the line hole 3.
When the grounding device works, firstly, the protective cover 2 is rotated to separate the protective cover 2 from the protective cylinder 1, then the bottom of the protective cylinder 1 is placed on the ground, the connecting seat 10 is pressed downwards to enable the second grounding rod 6 to be inserted into the ground, then the protective cover 2 is screwed back to the top of the protective cylinder 1 and the connecting line 13 is connected with the construction machinery, so that the grounding effect of power utilization can be achieved, after the grounding device is used, the protective cover 2 is opened and the connecting seat 10 is pulled upwards to pull the second grounding rod 6 out of the ground, after the second grounding rod 6 is pulled out of the ground, the acting force of the spring 9 can drive the second grounding rod 6 to retract into the protective cylinder 1 through the connecting seat 10 and the first grounding rod 5, the second grounding rod 6 can be protected through the protective cylinder 1, the situations that the bottom end of the second grounding rod 6 is damaged by collision and the staff is accidentally injured can be reduced, the practicability of the grounding device is improved, when the second grounding rod 6 needs to be replaced, the second grounding rod 6 is rotated to separate the threaded rod 7 from the threaded hole 8, so that the second grounding rod 6 can be separated from the first grounding rod 5, and then the threaded rod 7 on the new second grounding rod 6 is screwed into the threaded hole 8 to complete the replacement of the damaged second grounding rod 6.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a building machinery electricity earthing device temporarily, includes protective cover (2) at protective cover (1) top and seting up in line hole (3) of protective cover (1) one side of protective cover (1), threaded connection, a serial communication port, the fixed insulating backup pad (4) that is provided with in inside of protective cover (1), the middle part interlude of insulating backup pad (4) is connected with first earth bar (5), the bottom of first earth bar (5) is provided with earthing mechanism (14) that are used for ground connection, the top of first earth bar (5) is provided with coupling mechanism (15) that are used for connecting building machinery, the surface of first earth bar (5) is provided with spring (9).
2. A temporary electric grounding device for construction machinery as claimed in claim 1, wherein the grounding mechanism (14) comprises a threaded hole (8) formed at the bottom of the first grounding rod (5), a threaded rod (7) is connected to the internal thread of the threaded hole (8), a second grounding rod (6) located below the first grounding rod (5) is fixedly connected to the bottom of the threaded rod (7), and the bottom end of the second grounding rod (6) is tapered.
3. A temporary electric earthing device for construction machinery, according to claim 1, characterized in that said connection mechanism (15) comprises a connection socket (10), said connection socket (10) being fixedly mounted on top of the first earthing rod (5).
4. A temporary electric grounding device for construction machinery according to claim 3, wherein the right side surface of the connecting socket (10) is provided with a connecting slot (11), the top of the connecting socket (10) is screwed with a fixing bolt (12), and the bottom end of the fixing bolt (12) extends to the inside of the connecting slot (11).
5. A temporary electric grounding device for construction machinery according to claim 4, characterized in that the inside of the connecting groove (11) is provided with a connecting wire (13), one end of the connecting wire (13) is fixed inside the connecting groove (11) through a fixing bolt (12), the other end of the connecting wire (13) passes through the wire hole (3) and extends to the outside of the protective cylinder (1) and is connected with the construction machinery, and fire-proof mud is filled between the connecting wire (13) and the wire hole (3).
6. A temporary electric grounding device for construction machinery according to claim 3, wherein the top end of the spring (9) is fixedly connected with the bottom of the connecting seat (10), and the bottom end of the spring (9) is fixedly connected with the top of the insulating support plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120500452.1U CN214280230U (en) | 2021-03-09 | 2021-03-09 | Temporary electricity grounding device for construction machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120500452.1U CN214280230U (en) | 2021-03-09 | 2021-03-09 | Temporary electricity grounding device for construction machinery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214280230U true CN214280230U (en) | 2021-09-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120500452.1U Active CN214280230U (en) | 2021-03-09 | 2021-03-09 | Temporary electricity grounding device for construction machinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214280230U (en) |
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2021
- 2021-03-09 CN CN202120500452.1U patent/CN214280230U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230906 Address after: No. 1, 1st to 2nd floors, Building 5, No. 528 Donghang Road, Economic and Technological Development Zone (Longquanyi District), Chengdu City, Sichuan Province, 610000 Patentee after: Chengdu Juxinlong Construction Engineering Co.,Ltd. Address before: 528000 Room 301, block 7, North Yinfeng garden, Dali Town, Nanhai District, Foshan City, Guangdong Province Patentee before: Ma Xidi |
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| TR01 | Transfer of patent right |