CN210376519U - Novel ground resistance tester - Google Patents
Novel ground resistance tester Download PDFInfo
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- CN210376519U CN210376519U CN201921198654.4U CN201921198654U CN210376519U CN 210376519 U CN210376519 U CN 210376519U CN 201921198654 U CN201921198654 U CN 201921198654U CN 210376519 U CN210376519 U CN 210376519U
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Abstract
The utility model discloses a novel ground resistance tester, including tester engine body shell, tester supporting legs is connected with through bolt fastening to the lower surface of tester engine body shell, fixed buckle base is connected with through screw fastening to the upper surface of tester engine body shell, the upper surface of fixed buckle base is connected with electric wire fixing buckle through welding fastening, front surface one end of tester engine body shell is connected with external jack base through welding fastening, one side of external jack base is provided with the tester display screen, and the tester display screen passes through screw fastening with tester engine body shell, tester control button is all provided with below and one side of tester display screen; through having designed the fixed buckle of electric wire of installing at tester engine body shell upper surface and be convenient for fixed electric wire, solved current when using if meet external electric wire longer will lead to appearing dragging, winding to cause the problem of damage to external electric wire and machine.
Description
Technical Field
The utility model belongs to the technical field of resistance tester, concretely relates to novel ground resistance tester.
Background
The resistance tester is used for electrical safety inspection and ground engineering completion inspection. The resistance tester has many types, including a ground resistance tester, an insulation resistance tester, a ground resistance tester, a direct current resistance tester, a surface resistance tester and a loop resistance tester. The resistance tester is an indispensable tool for electrical safety inspection and earth work completion acceptance. The tester comprises a grounding resistance tester, an insulation resistance tester, a direct current resistance tester, a surface resistance tester and a loop resistance tester. The loop resistance measuring instrument (transformer loop resistance tester) is suitable for testing the contact resistance value of the main contact of the high-low voltage switch, the direct current resistance value of the high-low voltage cable line and the like. The intelligent loop resistance tester adopts 100A constant current output. The highest output voltage reaches 10V, and a test wire with a thin loading surface can be adopted, so that the labor intensity of field test personnel is greatly reduced. The test process is automatically implemented by single chip control, the precision is high, the retest is good, the single key operation is simple and easy, and the test data is displayed by liquid crystal. Is suitable for different working environments. The earth resistance tester is a common instrument for testing and measuring earth resistance, and is developed rapidly in the coming years due to the rapid development of computer technology, so that the earth resistance tester also permeates a large amount of microprocessor technology, and the measuring function, content and precision of the earth resistance tester are not comparable to those of common instruments. The DC resistance tester is a new generation of tester for DC resistance of transformer, and can automatically select test current according to different types of power transformers, and display test result at highest speed.
The existing ground resistance tester is damaged by external wires and machines due to the fact that the existing ground resistance tester is large in heat dissipation port, so that the existing ground resistance tester is easy to enter dust when not used, and the problem of machine damage is caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel ground resistance tester to it if meet external wire longer will lead to appearing dragging, winding to lead to the fact the damage to external wire and machine to provide current when using in solving above-mentioned background art, and current ground resistance tester is because its thermovent is great, thereby leads to its easy dust that gets into when not using, causes the problem of machine damage.
In order to achieve the above object, the utility model provides a following technical scheme: a novel grounding resistance tester comprises a tester body shell, wherein the lower surface of the tester body shell is fixedly connected with a tester supporting leg through a bolt, the upper surface of the tester body shell is fixedly connected with a fixing buckle base through a screw, the upper surface of the fixing buckle base is fixedly connected with an electric wire fixing buckle through welding, one end of the front surface of the tester body shell is fixedly connected with an external jack base through welding, one side of the external jack base is provided with a tester display screen, the tester display screen is fixedly connected with the tester body shell through a screw, tester control buttons are arranged below and on one side of the tester display screen, the tester control buttons are fixedly connected with the tester body shell through groove clamping, the rear surface of the tester body shell is fixedly connected with a fan blade protective net through a screw, the front surface of flabellum protection network is provided with the fan flabellum, one side of flabellum protection network is provided with vent flap, and vent flap and tester engine body shell pass through the hinge and rotate and be connected, the fixed magnet that is connected with vent flap is glued through gluing agent to rear surface one side of vent flap, bolt fixedly connected with tester handle is passed through to tester engine body shell's one side, tester engine body shell's upper surface intermediate position department is connected with the tester apron through the hinge rotation, the fixed knot of upper surface one side of tester apron is passed through screw fixedly connected with apron.
Preferably, the cross-sectional shape of the wire fixing buckle is a two-thirds circular ring.
Preferably, the length of the fixed buckle base is equal to that of the tester body shell.
Preferably, the vent cover is in the shape of a semi-hollow cuboid.
Preferably, the length of the vent cover fixing magnet is equal to three-quarters of the width of the vent cover.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) through having designed the fixed buckle of electric wire of installing at tester engine body shell upper surface and be convenient for fixed electric wire, solved current when using if meet external electric wire longer will lead to appearing dragging, winding to cause the problem of damage to external electric wire and machine.
(2) Through having designed and installed the rotatable ventilation flap lid in flabellum protection network one side and be convenient for cover and close the flabellum protection network, solved current ground resistance tester because its thermovent is great to lead to it to get into the dust easily when not using, cause the problem of machine damage.
(3) The tester cover plate arranged on the upper surface of the tester body shell is convenient to open the tester body shell, and the problem that the existing ground resistance tester is fixed by screws, so that the tester is inconvenient to maintain or clean the inside of the tester body shell is solved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the back structure of the present invention;
FIG. 3 is a schematic view of the top view structure of the housing part of the tester body
In the figure: the test instrument comprises the following components, by weight, 1-an electric wire fixing buckle, 2-a fixing buckle base, 3-a tester display screen, 4-an external jack base, 5-a tester supporting foot, 6-a tester control button, 7-a tester body shell, 8-a tester handle, 9-a vent cover, 10-a fan blade protective net, 11-a fan blade, 12-a vent cover fixing magnet, 13-a cover plate fixing buckle and 14-a tester cover plate.
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.
Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution: a novel grounding resistance tester comprises a tester body shell 7, wherein the lower surface of the tester body shell 7 is fixedly connected with a tester supporting leg 5 through a bolt, in order to play a supporting role, the upper surface of the tester body shell 7 is fixedly connected with a fixed buckle base 2 through a screw, the upper surface of the fixed buckle base 2 is fixedly connected with an electric wire fixed buckle 1 through welding, in order to fix an electric wire conveniently, one end of the front surface of the tester body shell 7 is fixedly connected with an external jack base 4 through welding, one side of the external jack base 4 is provided with a tester display screen 3, in order to observe data conveniently by a display box, the tester display screen 3 is fixedly connected with the tester body shell 7 through a screw, tester control buttons 6 are arranged below and one side of the tester display screen 3, and the tester control buttons 6 are fixedly connected with the tester body shell 7 through groove clamping, tester engine body shell 7's rear surface passes through screw fixedly connected with flabellum protection network 10, the front surface of flabellum protection network 10 is provided with fan blade 11, one side of flabellum protection network 10 is provided with vent flap 9, and vent flap 9 passes through the hinge rotation with tester engine body shell 7 and is connected, rear surface one side of vent flap 9 glues fixedly connected with vent flap fixed magnet 12 through gluing the gluing agent, the dust gets into the inside problem of tester engine body shell 7 when having avoided not using, bolt fixedly connected with tester handle 8 is passed through to one side of tester engine body shell 7, the upper surface intermediate position department of tester engine body shell 7 is connected with tester apron 14 through the hinge rotation, upper surface one side of tester apron 13 is passed through screw fixedly connected with apron fixed knot 13.
In order to facilitate the engagement of the external wire, in this embodiment, the cross-sectional shape of the wire fixing clip 1 is preferably a two-thirds circular ring.
In order to expand the range of the wire fixing clip 1, in the present embodiment, it is preferable that the length of the fixing clip base 2 is equal to the length of the tester body case 7.
In order to cover the fan blade protection net 10, in this embodiment, the vent cover 9 is preferably shaped as a semi-hollow rectangular parallelepiped.
In order to fix the vent cover 9, in this embodiment, it is preferable that the length of the vent cover fixing magnet 12 is equal to three-quarters of the width of the vent cover 9.
The utility model discloses a theory of operation and use flow: after the device installation is accomplished, with external electric wire through external jack base 4 and tester engine body shell 7 fixed connection, then with electric wire winding block on the fixed buckle 1 of electric wire, and guarantee that electric wire length is suitable, rethread tester control button 6 and tester display screen 3 open and use the machine, and when not using the device, the rotatory lid of hinge through vent lid 9 and tester engine body shell 7 junction closes vent lid 9, and use vent lid fixed magnet 12 fixed vent lid 9 can, and when needs to carry out the deashing or slight maintenance to tester engine body shell 7 inside, open apron fixed knot 13, and open tester apron 14 through the hinge rotation, then can using the inside of fan light blow tester engine body shell 7.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a novel ground resistance tester, includes tester organism shell (7), its characterized in that: the lower surface of the tester body shell (7) is fixedly connected with a tester supporting leg (5) through a bolt, the upper surface of the tester body shell (7) is fixedly connected with a fixing buckle base (2) through a screw, the upper surface of the fixing buckle base (2) is fixedly connected with an electric wire fixing buckle (1) through welding, one end of the front surface of the tester body shell (7) is fixedly connected with an external jack base (4) through welding, one side of the external jack base (4) is provided with a tester display screen (3), the tester display screen (3) is fixedly connected with the tester body shell (7) through a screw, tester control buttons (6) are arranged below and on one side of the tester display screen (3), and the tester control buttons (6) are fixedly connected with the tester body shell (7) through a groove clamp, the rear surface of the tester body shell (7) is fixedly connected with a fan blade protective screen (10) through screws, the front surface of the fan blade protective net (10) is provided with a fan blade (11), one side of the fan blade protective net (10) is provided with a ventilation port cover (9), and the vent cover (9) is rotationally connected with the tester body shell (7) through a hinge, one side of the rear surface of the vent cover (9) is fixedly connected with a vent cover fixing magnet (12) through adhesive, one side of the tester body shell (7) is fixedly connected with a tester handle (8) through a bolt, the middle position of the upper surface of the tester body shell (7) is rotationally connected with a tester cover plate (14) through a hinge, and one side of the upper surface of the tester cover plate (14) is fixedly connected with a cover plate fixing buckle (13) through a screw.
2. The novel grounding resistance tester of claim 1, characterized in that: the section of the electric wire fixing buckle (1) is in a shape of two-thirds of a circular ring.
3. The novel grounding resistance tester of claim 1, characterized in that: the length of the fixed buckle base (2) is equal to that of the tester body shell (7).
4. The novel grounding resistance tester of claim 1, characterized in that: the vent cover (9) is in a shape of a semi-hollow cuboid.
5. The novel grounding resistance tester of claim 1, characterized in that: the length of the vent cover fixing magnet (12) is equal to three-quarters of the width of the vent cover (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921198654.4U CN210376519U (en) | 2019-07-29 | 2019-07-29 | Novel ground resistance tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921198654.4U CN210376519U (en) | 2019-07-29 | 2019-07-29 | Novel ground resistance tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210376519U true CN210376519U (en) | 2020-04-21 |
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ID=70247070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921198654.4U Active CN210376519U (en) | 2019-07-29 | 2019-07-29 | Novel ground resistance tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210376519U (en) |
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2019
- 2019-07-29 CN CN201921198654.4U patent/CN210376519U/en active Active
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