A locking structure for megohmmeter line end

Abstract

The utility model discloses a locking structure for the line end of a megohmmeter, comprising a shell: a support is fixedly connected to the front side of the top of the shell, three rectangular grooves are opened on the rear side of the support, a threaded tube is connected to the top of the rectangular groove, a stud is threadedly connected to the inner cavity of the threaded tube, a pressing plate is slidably connected to the inner cavity of the rectangular groove, the bottom end of the stud is rotatably connected to the top of the pressing plate, and a twisting head is fixedly connected to the top of the stud. The utility model connects the data line to the wiring terminal, then connects the other end of the data line to the front side of the support through the rectangular groove and the round hole, and then twists the twisting head, thereby driving the stud to rotate in the inner cavity of the threaded tube, thereby driving the pressing plate to slide in the inner cavity of the rectangular groove, and then pressing down and fixing the data line located in the inner cavity of the rectangular groove, so that the data line at the wiring terminal can be fixed, thereby improving the stability of the detection process.

Description

Technical Field

[0001] The utility model belongs to the technical field of megohmmeters, and particularly relates to a locking structure for a line end of a megohmmeter. Background Art

[0002] A megohmmeter, also known as an insulation resistance meter, is a commonly used measuring instrument for measuring the insulation resistance of electrical equipment and electrical circuits. The scale is in megohms.

[0003] The megohmmeter usually connects the data line from the wiring terminal, and then checks the electrical equipment, household appliances or electrical lines to ensure that these equipment, appliances and lines are working in normal condition and avoid accidents such as electric shock and equipment damage. In order to fix the data line at the wiring terminal and improve the stability of the detection process, a megohmmeter line end locking structure is designed. This structure can press and fix the data line in the inner cavity of the support through the use of studs and pressing pieces, so as to fix the data line at the wiring terminal and improve the stability of the detection process. Utility Model Content

[0004] The utility model aims to provide a megohmmeter line end locking structure, which has the purpose of fixing the data line at the wiring terminal and improving the stability of the detection process, so as to solve the above-mentioned background technical problems.

[0005] The utility model provides a technical solution to the above technical problems as follows: a megohmmeter line end locking structure, comprising a shell: a support is fixedly connected to the front side of the top of the shell, three rectangular grooves are provided on the rear side of the support, a threaded tube is connected to the top of the rectangular groove, a stud is threadedly connected to the inner cavity of the threaded tube, a pressing plate is slidably connected to the inner cavity of the rectangular groove, the bottom end of the stud is rotatably connected to the top of the pressing plate, and a twisting head is fixedly connected to the top of the stud.

[0006] Preferably, the front side of the rectangular groove is connected with three circular holes, and the front side of the support member is fixedly connected with three support plates.

[0007] Preferably, an auxiliary chuck is fixedly connected to the front side of the top of the support plate, and the auxiliary chuck is parallel to the position of the circular hole.

[0008] Preferably, a wiring terminal is installed on the top of the shell, the top of the wiring terminal is close to the rear side of the rectangular groove, and a switch button is installed on the left side of the top of the shell.

[0009] Preferably, a control knob is installed on the right side of the top of the shell, and a display panel is installed on the top of the shell.

[0010] Preferably, a handle bar is fixedly connected to the rear side of the shell, and the handle bar is a rubber handle bar.

[0011] 1. The beneficial effect of the utility model is that the utility model drives the stud to rotate by twisting the twisting head, and then drives the pressing piece to slide in the inner cavity of the rectangular groove, and then presses down and fixes the data line located in the inner cavity of the rectangular groove, so as to achieve the purpose of fixing the data line at the wiring terminal and improving the stability of the detection process.

[0012] 2. The utility model can clamp and fix the data cable by using the supporting plate and the auxiliary clamp, so that the data cable close to the circular hole can be auxiliary supported. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] in:

[0014] Figure 1 A schematic diagram of a front view of an embodiment of the utility model;

[0015] Figure 2 This is a schematic diagram of the front side of an embodiment of the utility model;

[0016] Figure 3 A schematic diagram of a support member according to an embodiment of the utility model;

[0017] Figure 4 A partial cross-sectional schematic diagram of a support member according to an embodiment of the utility model;

[0018] Figure 5 For this utility model Figure 2 A partial enlarged view of point A in the middle.

[0019] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0020] 1. Shell, 2. Support, 3. Rectangular groove, 4. Threaded pipe, 5. Stud, 6. Pressing piece, 7. Twist head, 8. Round hole, 9. Support plate, 10. Auxiliary chuck, 11. Wiring terminal, 12. Switch button, 13. Control knob, 14. Display panel, 15. Handle rod. DETAILED DESCRIPTION

[0021] Hereinafter, an embodiment of the megohmmeter line terminal locking structure of the present invention will be described with reference to the accompanying drawings.

[0022] Embodiment 1:

[0023] Figure 1-4A megohmmeter line end locking structure according to an embodiment of the utility model is shown, which comprises: a shell 1: a support member 2 is fixedly connected to the front side of the top of the shell 1, three rectangular grooves 3 are opened on the rear side of the support member 2, a threaded tube 4 is connected to the top of the rectangular groove 3, a stud 5 is threadedly connected to the inner cavity of the threaded tube 4, a pressing piece 6 is slidably connected to the inner cavity of the rectangular groove 3, the bottom end of the stud 5 is rotatably connected to the top of the pressing piece 6, a twisting head 7 is fixedly connected to the top of the stud 5, three circular holes 8 are connected to the front side of the rectangular groove 3, three support plates 9 are fixedly connected to the front side of the support member 2, an auxiliary clamp 10 is fixedly connected to the front side of the top of the support plate 9, and the auxiliary clamp 10 is parallel to the position of the circular hole 8. By using the support plate 9 and the auxiliary clamp 10 in coordination, the data line can be clamped and fixed, so that the data line close to the circular hole 8 can be auxiliary supported.

[0024] Embodiment 2:

[0025] Figure 1-4 The present invention shows a megohmmeter line end locking structure of an embodiment of the utility model, which comprises: a shell 1: a support member 2 is fixedly connected to the front side of the top of the shell 1, three rectangular grooves 3 are opened on the rear side of the support member 2, the top of the rectangular groove 3 is connected to a threaded tube 4, the inner cavity of the threaded tube 4 is threadedly connected to a stud 5, the inner cavity of the rectangular groove 3 is slidably connected to a pressing piece 6, the bottom end of the stud 5 is rotatably connected to the top of the pressing piece 6, the top of the stud 5 is fixedly connected to a twisting head 7, a wiring terminal 11 is installed on the top of the shell 1, the top of the wiring terminal 11 is close to the rear side of the rectangular groove 3, a switch button 12 is installed on the left side of the top of the shell 1, a control knob 13 is installed on the right side of the top of the shell 1, a display panel 14 is installed on the top of the shell 1, and a holding rod 15 is fixedly connected to the rear side of the shell 1, and the holding rod 15 is a rubber holding rod.

[0026] Working principle: When using the utility model, the user connects the data line to the wiring terminal 11, and then connects the other end of the data line to the front side of the support 2 through the rectangular groove 3 and the round hole 8, and then twists the screw head 7, thereby driving the stud 5 to rotate in the inner cavity of the threaded tube 4, and then driving the pressing piece 6 to slide in the inner cavity of the rectangular groove 3, and then pressing down and fixing the data line located in the inner cavity of the rectangular groove 3, so that the data line at the wiring terminal 11 can be fixed, thereby improving the stability of the detection process.

[0027] In summary, the megohmmeter line end locking structure drives the stud 5 to rotate by twisting the twisting head 7, and then drives the pressing piece 6 to slide in the inner cavity of the rectangular groove 3, and then presses down and fixes the data line located in the inner cavity of the rectangular groove 3, so as to achieve the purpose of fixing the data line at the terminal 11 and improving the stability of the detection process.

Claims

1. A megohmmeter line end locking structure, characterized in that: The invention comprises a shell (1): a support member (2) is fixedly connected to the front side of the top of the shell (1); three rectangular grooves (3) are provided on the rear side of the support member (2); the top of the rectangular groove (3) is connected to a threaded tube (4); the inner cavity of the threaded tube (4) is threadedly connected to a stud (5); the inner cavity of the rectangular groove (3) is slidably connected to a pressing plate (6); the bottom end of the stud (5) is rotatably connected to the top of the pressing plate (6); and the top end of the stud (5) is fixedly connected to a screwing head (7).

2. A megohmmeter line end locking structure according to claim 1, characterized in that: The front side of the rectangular groove (3) is connected with three circular holes (8), and the front side of the support member (2) is fixedly connected with three support plates (9).

3. A megohmmeter line end locking structure according to claim 2, characterized in that: An auxiliary clamp (10) is fixedly connected to the front side of the top of the support plate (9), and the auxiliary clamp (10) is parallel to the position of the circular hole (8).

4. A megohmmeter line end locking structure according to claim 3, characterized in that: A wiring terminal (11) is installed on the top of the housing (1), the top end of the wiring terminal (11) is close to the rear side of the rectangular groove (3), and a switch button (12) is installed on the left side of the top of the housing (1).

5. A megohmmeter line end locking structure according to claim 4, characterized in that: A control knob (13) is installed on the right side of the top of the housing (1), and a display panel (14) is installed on the top of the housing (1).

6. A megohmmeter line end locking structure according to claim 5, characterized in that: A holding rod (15) is fixedly connected to the rear side of the housing (1), and the holding rod (15) is a rubber holding rod.

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