CN220786587U

CN220786587U - Leakage current tester

Info

Publication number: CN220786587U
Application number: CN202321356846.XU
Authority: CN
Inventors: 张贵兵
Original assignee: Wuhan Xinyuhuan Testing Technology Co ltd
Current assignee: Wuhan Xinyuhuan Testing Technology Co ltd
Priority date: 2023-05-28
Filing date: 2023-05-28
Publication date: 2024-04-16
Anticipated expiration: 2033-05-28

Abstract

The utility model discloses a leakage current tester, which relates to the technical field of leakage current testing and comprises a shell, wherein the upper surface of the shell is hinged with a protective cover, the upper surface of the protective cover is rotatably connected with a handle, the inner wall of the shell is slidably connected with a bearing plate, a group of sliding grooves are formed in the inner wall of the shell, the inner wall of each sliding groove is slidably connected with a sliding block, and the sliding blocks are connected with the bearing plate. Through casing, protective cover, handle, loading board, spout, slider, tester body, clamping assembly, damper, air-out subassembly and the cooperation setting between the air inlet subassembly, utilize air-out subassembly and air inlet subassembly, can conveniently dispel the heat to the tester body, utilize clamping assembly, can conveniently install and dismantle the tester body to can conveniently dismantle the change to the tester body, can guarantee the result of use of this leakage current tester.

Description

Leakage current tester

Technical Field

The utility model relates to the technical field of leakage current testing, in particular to a leakage current tester.

Background

The leakage current tester is a leakage current tester, and the leakage current refers to the current formed between electrically insulated metal parts or between a live part and a grounded part through a surrounding medium or an insulating surface thereof under the condition that no voltage is applied by a fault. According to the UL standard in the united states, leakage current is a current that can be conducted from an accessible portion of a household appliance, including capacitively coupled current, and a leakage current tester is required in the detection of leakage current.

According to the chinese patent of application number 202121115482.7, a leakage current tester is disclosed, which comprises a housin, the stabilizer blade is installed to the bottom equidistance of casing, the top cap is installed in articulated at the top of casing, the inside top fixed mounting of casing has the tester body, one side fixedly connected with cable of tester body bottom, one side fixed mounting of casing has the containing box, the inside bottom fixed mounting of casing has radiating component.

By adopting the scheme, the anti-collision sponge sleeved and installed in the top cover can prevent the tester body from striking the body, the buffer spring can buffer vibration received by the tester body, so that the damage of the leakage current tester caused by external vibration is avoided, and the normal use of the leakage current tester is ensured; therefore, we provide a leakage current tester which solves the above problems.

Disclosure of Invention

The utility model aims to make up the defects of the prior art and provides a leakage current tester.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a leakage current tester, includes the casing, the upper surface of casing articulates there is the protective cover, the upper surface of protective cover rotates and is connected with the handle, the inner wall sliding connection of casing has the loading board, a set of spout has been seted up to the inner wall of casing, every the equal sliding connection of inner wall of spout has the slider, and the slider is connected with the loading board, the tester body has been placed to the upper surface of slider, the surface of tester body is provided with two clamping components, a set of damper is installed to the interior bottom wall of casing, two air-out subassemblies are installed in the front of casing, the back of casing installs air inlet subassembly.

Preferably, the clamping assembly comprises a sliding frame fixedly connected to the upper surface of the bearing plate, a sliding column is slidably connected to the inner wall of the sliding frame, and two first springs are arranged between the sliding column and the sliding frame.

Preferably, a clamping plate is arranged at one end, far away from the first spring, of the sliding column, a group of anti-slip strips are arranged on the outer surface of the clamping plate, and the anti-slip strips are in contact with the tester body.

Preferably, the upper surface of the sliding frame is provided with a through groove, the inner wall of the through groove is connected with a pull plate in a sliding manner, and the bottom end of the pull plate is connected with the upper surface of the sliding column.

Preferably, the damping component comprises a damper fixedly connected to the inner bottom wall of the shell, the top end of the damper is connected with the bottom surface of the bearing plate, a second spring is arranged outside the damper, and two ends of the second spring are respectively connected with the bottom surface of the bearing plate and the inner bottom wall of the shell.

Preferably, the air outlet assembly comprises an air outlet pipe fixedly inlaid on the front face of the shell, an exhaust fan is arranged on the inner wall of the air outlet pipe, and a first filter screen is arranged on the inner wall of the air outlet pipe.

Preferably, the air inlet assembly comprises an air inlet frame fixedly inlaid on the back surface of the shell, and a second filter screen is mounted on the inner wall of the air inlet frame.

The beneficial effects are that:

compared with the prior art, the leakage current tester has the following beneficial effects:

1. according to the leakage current tester, through the cooperation arrangement among the shell, the protective cover, the handle, the bearing plate, the sliding groove, the sliding block, the tester body, the clamping assembly, the damping assembly, the air outlet assembly and the air inlet assembly, the shock resistance of the tester body can be improved by utilizing the damping assembly, the heat dissipation of the tester body can be conveniently carried out by utilizing the air outlet assembly and the air inlet assembly, the mounting and dismounting of the tester body can be conveniently carried out by utilizing the clamping assembly, and therefore the disassembly and the replacement of the tester body can be conveniently carried out, and the use effect of the leakage current tester can be ensured.

2. According to the utility model, through the matching arrangement among the tester body, the sliding frame, the sliding column, the first spring, the clamping plates, the anti-slip strips, the through grooves and the pull plates, when the tester body needs to be maintained, the two pull plates are pulled outwards, so that the pull plates slide on the inner wall of the through grooves, the sliding column can be contracted into the sliding frame, the first spring can be compressed, the two clamping plates can be mutually far away, the limit of the tester body can be relieved, the tester body can be conveniently disassembled, and the tester body can be conveniently maintained.

Drawings

FIG. 1 is a schematic perspective view of a front view of the present utility model;

FIG. 2 is a schematic perspective view of the rear view of the present utility model;

FIG. 3 is a schematic view of the internal structure of the housing of the present utility model;

FIG. 4 is a schematic perspective view of a clamping assembly according to the present utility model;

FIG. 5 is a schematic view of the internal structure of the sliding frame of the present utility model;

fig. 6 is a schematic perspective view of an air outlet assembly according to the present utility model.

In the figure: 1. the device comprises a shell, 2, a protective cover, 3, a handle, 4, a bearing plate, 5, a chute, 6, a sliding block, 7, a tester body, 8, a clamping component, 801, a sliding frame, 802, a sliding column, 803, a first spring, 804, a clamping plate, 805, a non-slip strip, 806, a through groove, 807, a pull plate, 9, a damping component, 901, a damper, 902, a second spring, 10, an air outlet component, 101, an air outlet pipe, 102, an exhaust fan, 103, a first filter screen, 11, an air inlet component, 111, an air inlet frame, 112 and a second filter screen.

Detailed Description

The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.

As shown in fig. 1 to 6, a leakage current tester comprises a housing 1, wherein a protective cover 2 is hinged to the upper surface of the housing 1, a handle 3 is rotatably connected to the upper surface of the protective cover 2, the housing 1 and the protective cover 2 are hinged to each other through two hinges, a common locking structure in the market is installed between the housing 1 and the protective cover 2, and the handle 3 can be conveniently carried by the device.

The inner wall sliding connection of casing 1 has loading board 4, and a set of spout 5 has been seted up to the inner wall of casing 1, and the inner wall of every spout 5 all sliding connection has slider 6, and slider 6 is connected with loading board 4.

When the casing 1 shakes, the bearing plate 4 can slide on the inner wall of the casing 1, so that the sliding block 6 can slide on the inner wall of the sliding groove 5, the bearing plate 4 can be guided and limited, and the stability of the bearing plate 4 in moving can be ensured.

The tester body 7 has been placed to the upper surface of slider 6, the surface of tester body 7 is provided with two symmetrical clamping assembly 8, clamping assembly 8 includes the smooth frame 801 of fixed connection in loading board 4 upper surface, the inner wall sliding connection of smooth frame 801 has a smooth post 802, install two symmetrical first 803 of springs between smooth post 802 and the smooth frame 801, the grip block 804 is installed to the one end that the smooth post 802 kept away from first 803 of springs, the skid strip 805 of a set of equidistance range is installed to the surface mounting of grip block 804, and skid strip 805 contacts with tester body 7. Utilize tester body 7 that sets up, can reveal the electric current and test, the spring one 803 of setting can provide elasticity for the traveller 802 to can make antislip strip 805 and tester body 7 contact, can carry out the centre gripping to tester body 7, thereby can conveniently install tester body 7.

The upper surface of the sliding frame 801 is provided with a through groove 806, the inner wall of the through groove 806 is connected with a pull plate 807 in a sliding manner, and the bottom end of the pull plate 807 is connected with the upper surface of the sliding column 802. Pulling the pull plate 807 outward causes the pull plate 807 to slide on the inner wall of the through groove 806, so that the spool 802 can be contracted to the inside of the slide frame 801, the two holding plates 804 can be separated from each other, and the restriction on the tester body 7 can be released.

A group of damper assemblies 9 are arranged on the inner bottom wall of the shell 1, the damper assemblies 9 comprise dampers 901 fixedly connected to the inner bottom wall of the shell 1, the top ends of the dampers 901 are connected with the bottom surface of the bearing plate 4, a second spring 902 is arranged outside the dampers 901, and two ends of the second spring 902 are respectively connected with the bottom surface of the bearing plate 4 and the inner bottom wall of the shell 1. When the device shakes when using, shake makes tester body 7 drive loading board 4 reciprocates, utilizes damper 901 and spring two 902 that set up, can cushion the removal of loading board 4 and tester body 7 to can conveniently shock attenuation to tester body 7.

Two symmetrical air outlet assemblies 10 are arranged on the front face of the shell 1, the air outlet assemblies 10 comprise air outlet pipes 101 fixedly inlaid on the front face of the shell 1, exhaust fans 102 are arranged on the inner walls of the air outlet pipes 101, and filter screens 103 are arranged on the inner walls of the air outlet pipes 101. The air exhauster 102 work can be with the inside air of casing 1 through going out tuber pipe 101 and take out, conveniently dispel the heat to tester body 7, and the filter screen one 103 of setting can avoid the dust in the air to enter into the inside of casing 1 through going out tuber pipe 101.

The back side of casing 1 installs air inlet subassembly 11, and air inlet subassembly 11 is including fixed inlay in the air inlet frame 111 at casing 1 back, and filter screen two 112 are installed to the inner wall of air inlet frame 111, and air exhauster 102 work can make outside air enter into the inside of casing 1 through air inlet frame 111, can conveniently replace the inside air of casing 1, can conveniently dispel the heat to tester body 7, and filter screen two 112 of setting can filter the inside air of entering into casing 1, avoids the dust to enter into the inside of casing 1 through air inlet frame 111.

Working principle: the device is when using, utilize the tester body 7 that sets up, can reveal the electric current and test, when the device takes place vibrations when using, vibrations make tester body 7 drive loading board 4 reciprocates, utilize damper 901 and spring two 902 that set up, can cushion the removal of loading board 4 and tester body 7, thereby can conveniently cushion tester body 7, tester body 7 can produce the heat when using, air exhauster 102 work can take out the inside air of casing 1 through play tuber pipe 101, thereby can make the outside air enter into the inside of casing 1 through air inlet frame 111, can conveniently replace the inside air of casing 1, can conveniently dispel the heat to tester body 7, when need maintain tester body 7, at first outwards stimulate two arm-tie 807, can make arm-tie 807 slide at the inner wall of logical groove 806, thereby can make smooth post 802 shrink to the inside of sliding frame 801, can compress spring 803, thereby can make two grip block 804 keep away from each other body, can conveniently dismantle tester body 7, thereby can conveniently dismantle tester 7 to the inside of casing 1.

The foregoing is only illustrative of the present utility model and is not to be construed as limiting thereof, but rather as various modifications, equivalent arrangements, improvements, etc., within the spirit and principles of the present utility model.

Claims

1. Leakage current tester, including casing (1), its characterized in that: the utility model discloses a testing device for the wind power generation of the electric motor, including casing (1), upper surface of casing (1) articulates there is shield (2), the upper surface of shield (2) rotates and is connected with handle (3), the inner wall sliding connection of casing (1) has loading board (4), a set of spout (5) have been seted up to the inner wall of casing (1), every equal sliding connection of inner wall of spout (5) has slider (6), and slider (6) are connected with loading board (4), tester body (7) have been placed to the upper surface of slider (6), the surface of tester body (7) is provided with two clamping components (8), a set of damper (9) are installed to the interior bottom wall of casing (1), two wind-out subassemblies (10) are installed in the front of casing (1), back-mounted of casing (1) has air inlet subassembly (11).

2. A leakage current tester according to claim 1, wherein: the clamping assembly (8) comprises a sliding frame (801) fixedly connected to the upper surface of the bearing plate (4), a sliding column (802) is slidably connected to the inner wall of the sliding frame (801), and two first springs (803) are arranged between the sliding column (802) and the sliding frame (801).

3. A leakage current tester according to claim 2, wherein: the clamping plate (804) is installed to the one end that the post (802) kept away from spring one (803), the surface mounting of clamping plate (804) has a set of antislip strip (805), and antislip strip (805) and tester body (7) contact.

4. A leakage current tester according to claim 2, wherein: the upper surface of sliding frame (801) has seted up logical groove (806), the inner wall sliding connection of logical groove (806) has arm-tie (807), and the bottom of arm-tie (807) is connected with the upper surface of traveller (802).

5. A leakage current tester according to claim 1, wherein: the damping assembly (9) comprises a damper (901) fixedly connected to the inner bottom wall of the shell (1), the top end of the damper (901) is connected with the bottom surface of the bearing plate (4), a second spring (902) is arranged outside the damper (901), and two ends of the second spring (902) are respectively connected with the bottom surface of the bearing plate (4) and the inner bottom wall of the shell (1).

6. A leakage current tester according to claim 1, wherein: the air outlet assembly (10) comprises an air outlet pipe (101) fixedly inlaid on the front face of the shell (1), an exhaust fan (102) is arranged on the inner wall of the air outlet pipe (101), and a filter screen I (103) is arranged on the inner wall of the air outlet pipe (101).

7. A leakage current tester according to claim 1, wherein: the air inlet assembly (11) comprises an air inlet frame (111) fixedly inlaid on the back of the shell (1), and a second filter screen (112) is arranged on the inner wall of the air inlet frame (111).