CN213689773U - Portable earth resistance tester - Google Patents
Portable earth resistance tester Download PDFInfo
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- CN213689773U CN213689773U CN202022834750.2U CN202022834750U CN213689773U CN 213689773 U CN213689773 U CN 213689773U CN 202022834750 U CN202022834750 U CN 202022834750U CN 213689773 U CN213689773 U CN 213689773U
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- resistance tester
- protective cover
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- fly leaf
- rope body
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Abstract
The utility model belongs to the technical field of resistance tester, especially, be a portable ground resistance tester, including the resistance tester main part, the tip of resistance tester main part is rotated through the hinge and is connected with the protective cover, the inside both ends of protective cover are all fixed with the slide bar, the inside of protective cover is through slide bar swing joint has the fly leaf, the internal surface of fly leaf with the internal surface junction of protective cover is fixed with elasticity tight pressure pad through the glue solution bonding; the utility model provides a portable ground resistance tester, includes resistance tester main part, the tip of resistance tester main part is connected with the protective cover through hinge rotation, the equal fixed mounting in inside both ends of protective cover has the slide bar, the inside of protective cover is passed through slide bar swing joint has the fly leaf, the internal surface of fly leaf with the internal surface junction of protective cover is fixed with elasticity pressure pad through the glue solution bonding.
Description
Technical Field
The utility model relates to a resistance tester technical field specifically is a portable ground resistance tester.
Background
The resistance tester is an indispensable electronic equipment tool for electrical safety inspection and earth work completion acceptance. The testing device comprises a ground resistance tester, an insulation resistance tester, a ground resistance tester, a direct current resistance measuring instrument, a surface resistance tester and a loop resistance tester, and is suitable for testing the contact resistance value of a main contact of a high-low voltage switch, the direct current resistance value of a high-low voltage cable line and the like.
Resistance tester is not convenient for when using the back closure sticiss the placing to inside, easily causes inside to rock and scrape the flower with the display screen, is not convenient for when opening the protective cover simultaneously to protective cover control, easily causes the hinge to open too big to the problem that the hinge damaged.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a portable ground resistance tester has solved resistance tester and has been not convenient for when using the back closure sticiss the placing to inside, easily causes inside to rock and the flower is scraped to the display screen, is not convenient for control the protective cover when opening the protective cover simultaneously, easily causes the hinge to open too big to the problem that the hinge damaged.
The second technical proposal.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a portable ground resistance tester, includes resistance tester main part, the tip of resistance tester main part is connected with the protective cover through hinge rotation, the equal fixed mounting in inside both ends of protective cover has the slide bar, the inside of protective cover is passed through slide bar swing joint has the fly leaf, the internal surface of fly leaf with the internal surface junction of protective cover is fixed with elasticity pressure pad through the glue solution bonding, the surface of fly leaf is fixed with the protection cotton through the glue solution bonding.
As the utility model discloses a preferred technical scheme of portable earth resistance tester, resistance tester main part with the both ends of protective cover all are rotated through the bearing and are connected with installation head, two the junction of installation head is provided with the connection rope body, just connect the rope body run through in the inside of installation head, the tip fixed mounting of the connection rope body has the thread head, the tip of thread head closes soon and is connected with built-in thread lid, just the connection rope body with the installation head passes through built-in thread lid with the thread head closes soon and connects.
As the utility model discloses a preferred technical scheme of portable earth resistance tester, the surface of screw thread head with the internal surface of built-in screw thread lid is the loop configuration, just the tip embedding of screw thread head the inside of built-in screw thread lid.
As the utility model discloses a preferred technical scheme of portable ground resistance tester, connect the rope body with the tip of installation head is the loop configuration, just connect the rope body with the inside relative sliding connection of installation head.
As the utility model discloses a preferred technical scheme of portable ground resistance tester, the slide bar is the loop configuration, just the slide bar run through in the inside of fly leaf.
As the utility model discloses a preferred technical scheme of portable ground resistance tester, the fly leaf with the protective cover passes through elasticity is tight to be pressed and is filled up elastic connection, just the protective cotton with the surface of fly leaf contacts.
(III) advantageous effects
Compared with the prior art, the utility model provides a portable earth resistance tester possesses following beneficial effect:
1. this kind of portable ground resistance tester, through the tight pressure pad of the internal design elasticity at the protective cover and fly leaf, and the surface design protection cotton of the tight pressure pad of elasticity, avoid resistance tester to be not convenient for sticis the placing to inside when using the back closure, easily cause inside to rock and the flower is scraped to the display screen, can be in the surface of display screen and resistance tester main part in the cotton contact of protective cover closed back protection, sticis the effect that takes place elastic deformation through elasticity sticis the pad when sticising with the fly leaf at the surface slip stable control of slide bar, make the fly leaf will sticis the surface in resistance tester main part when moving, be convenient for sticis and protect the display screen to internal instrument, solved and be not convenient for compressing tightly the placing to inside after using, easily cause inside to rock and scrape the colored problem with the display screen.
2. This kind of portable ground resistance tester, through the tip design installation head at resistance tester main part and protective cover and at the junction design connection rope body of two installation heads, avoid being not convenient for when opening the protective cover to protective cover control, easily cause the hinge to open too big to the hinge damage, can close built-in screw thread lid soon at the tip of screw thread head and will connect rope body fixed mounting, when opening the protective cover through the hinge rotation, the position department that changes the installation head by the bearing rotation will connect the rope body and flare-out, be convenient for to protective cover stable control through connecting the rope body, be difficult for opening too big damage hinge, it is not convenient for control the protective cover when opening the protective cover to have solved, easily cause the hinge to open too big to the problem of damage.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic side sectional view of the protective cotton, the protective cover and the elastic pressing pad of the present invention;
FIG. 3 is an enlarged schematic view of a portion B of FIG. 2 according to the present invention;
fig. 4 is a structural schematic diagram of the protective cover and the resistance tester main body in an open state;
FIG. 5 is an enlarged schematic view of a portion A of FIG. 1 according to the present invention;
FIG. 6 is a schematic view of a partial structure of the threaded head and the connecting rope of the present invention;
fig. 7 is a schematic view of the structure of the built-in screw cap of the present invention.
In the figure: 1. protective cotton; 2. a protective cover; 3. a movable plate; 4. a mounting head; 5. connecting a rope body; 6. a resistance tester body; 7. an elastic pressing pad; 8. a slide bar; 9. a screw cap is arranged inside; 10. and (4) a thread head.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
Referring to fig. 1-7, the present invention provides the following technical solutions: a portable grounding resistance tester comprises a resistance tester main body 6, the end part of the resistance tester main body 6 is rotationally connected with a protective cover 2 through a hinge, two ends inside the protective cover 2 are fixedly provided with slide bars 8, the inside of the protective cover 2 is movably connected with a movable plate 3 through the slide bars 8, the joint of the inner surface of the movable plate 3 and the inner surface of the protective cover 2 is fixedly provided with an elastic pressing pad 7 through glue adhesion, the surface of the movable plate 3 is fixedly provided with protective cotton 1 through glue adhesion, the protective cotton 1 can contact the surface of the display screen and the resistance tester body 6 after the protective cover 2 is closed, the movable plate 3 is stably controlled to slide on the surface of the sliding rod 8 under the action of elastic deformation of the elastic pressing pad 7 during pressing, make the fly leaf 3 when moving with the protection cotton 1 sticiss on the surface of resistance tester main part 6, be convenient for sticis and protect the display screen to inside instrument.
In this embodiment, the resistance tester main body 6 and the two ends of the protective cover 2 are both rotatably connected with the mounting heads 4 through bearings, the connecting part of the two mounting heads 4 is provided with the connecting rope body 5, the connecting rope body 5 penetrates through the inside of the mounting heads 4, the end part of the connecting rope body 5 is fixedly provided with the thread heads 10, the end part of the thread heads 10 is screwed and connected with the built-in thread covers 9, and the connecting rope body 5 and the mounting heads 4 are screwed and connected with the thread heads 10 through the built-in thread covers 9.
Specifically, can close built-in screw cap 9 soon at the tip of screw thread head 10 and will connect rope body 5 fixed mounting, rotate through the hinge and open protective cover 2 time, rotate the position department that changes installation head 4 by the bearing and will connect rope body 5 and flare-out, be convenient for through connecting rope body 5 to protective cover 2 stability control, be difficult for opening too big damage hinge.
In this embodiment, the outer surface of the screw head 10 and the inner surface of the internal screw cap 9 are both annular structures, and the end of the screw head 10 is embedded inside the internal screw cap 9.
Specifically, in order to fixedly install the built-in screw cap 9 at the end of the screw head 10, the screw head 10 and the connecting rope body 5 are conveniently and stably controlled.
In this embodiment, the ends of the connecting rope 5 and the mounting head 4 are both annular structures, and the connecting rope 5 and the inside of the mounting head 4 are connected in a sliding manner.
In particular, adjustment and use are facilitated in order to slide inside the mounting head 4 by means of the connecting rope 5.
In this embodiment, the sliding rod 8 is an annular structure, and the sliding rod 8 penetrates through the movable plate 3.
Specifically, the movable plate 3 is conveniently and stably controlled in order to slide on the outer surface of the sliding rod 8 through the movable plate 3.
In this embodiment, the movable plate 3 and the protecting cover 2 are elastically connected by an elastic pressing pad 7, and the protecting cotton 1 contacts with the surface of the movable plate 3.
In particular, in order to facilitate the elastic connection of the movable plate 3 inside the protecting cover 2 through the elastic pressing pad 7, the pressing protection is facilitated.
The utility model discloses a theory of operation and use flow: the portable grounding resistance tester is characterized in that before use, the end part of a connecting rope body 5 is embedded into an installing head 4, a built-in threaded cover 9 is screwed on the end part of a threaded head 10 to fixedly install the connecting rope body 5, when a protective cover 2 is opened through the rotation of a hinge after installation, the connecting rope body 5 is straightened through the position of the installing head 4 changed through the rotation of a bearing, the protective cover 2 is stably controlled by the connecting rope body 5, the hinge is not easy to be opened and damaged too much, when the portable grounding resistance tester is used, a resistance tester main body 6 is directly connected with an external power supply, test operation is carried out through the contact of a test head with the resistance surface, then the protective cover 2 is directly closed on the surface of the resistance tester main body 6 through the hinge after use, a protective cotton 1 is in contact with the surfaces of a display screen and the resistance tester main body 6 after closing, and a movable plate 3 is stably controlled on the surface of a sliding rod 8 through the elastic deformation of an elastic pressing, make the fly leaf 3 when moving with protection cotton 1 sticiss on the surface of resistance tester main part 6, be convenient for sticis the interior instrument and protect the display screen, be difficult for rocking.
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 portable ground resistance tester, includes resistance tester main part (6), the tip of resistance tester main part (6) is connected with protective cover (2), its characterized in that through the hinge rotation: the equal fixed mounting in inside both ends of protective cover (2) has slide bar (8), the inside of protective cover (2) is passed through slide bar (8) swing joint has fly leaf (3), the internal surface of fly leaf (3) with the internal surface junction of protective cover (2) is fixed with elasticity through the glue solution bonding and tightly presses pad (7), the surface of fly leaf (3) is fixed with protective cotton (1) through the glue solution bonding.
2. The portable earth resistance tester of claim 1, wherein: resistance tester main part (6) with the both ends of protective cover (2) all are rotated through the bearing and are connected with installation head (4), two the junction of installation head (4) is provided with connecting rope body (5), just connecting rope body (5) run through in the inside of installation head (4), the tip fixed mounting of connecting rope body (5) has screw thread head (10), the tip of screw thread head (10) closes soon and is connected with built-in thread lid (9), just connecting rope body (5) with installation head (4) passes through built-in thread lid (9) with screw thread head (10) close soon and are connected.
3. A portable earth resistance tester as claimed in claim 2, wherein: the outer surface of the thread head (10) and the inner surface of the built-in thread cover (9) are both of annular structures, and the end part of the thread head (10) is embedded in the built-in thread cover (9).
4. A portable earth resistance tester as claimed in claim 2, wherein: the end parts of the connecting rope body (5) and the mounting head (4) are both of annular structures, and the connecting rope body (5) is in relative sliding connection with the inside of the mounting head (4).
5. The portable earth resistance tester of claim 1, wherein: the sliding rod (8) is of an annular structure, and the sliding rod (8) penetrates through the inside of the movable plate (3).
6. The portable earth resistance tester of claim 1, wherein: the fly leaf (3) with protective cover (2) pass through elasticity is tight to be pressed and is filled up (7) elastic connection, just protective cotton (1) with the surface of fly leaf (3) contacts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022834750.2U CN213689773U (en) | 2020-12-01 | 2020-12-01 | Portable earth resistance tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022834750.2U CN213689773U (en) | 2020-12-01 | 2020-12-01 | Portable earth resistance tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213689773U true CN213689773U (en) | 2021-07-13 |
Family
ID=76737412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022834750.2U Active CN213689773U (en) | 2020-12-01 | 2020-12-01 | Portable earth resistance tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213689773U (en) |
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2020
- 2020-12-01 CN CN202022834750.2U patent/CN213689773U/en active Active
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