Device for testing high-low resistance and conduction of automobile heater

Abstract

The utility model discloses an automobile heater high-low resistance and conduction testing device, which comprises a bottom plate, a push-out cylinder is arranged at the upper end of the bottom plate, a shell plug-in probe assembly is arranged at the rear end of the push-out cylinder, a contact shell probe is arranged at the upper end of the bottom plate, and the shell plug-in probe assembly is arranged at the rear end of the push-out cylinder. A ground wire pressing mechanism is installed on one side of the bottom plate, a pressing plate is fixed to the end face of the other side of an extension rod, a stainless steel spring is fixed to the upper end of the pressing plate, movable installation plates are installed at the four corners of the bottom plate, and the movable installation plates can move outwards through the extension rod. When the movable mounting plate is prepared to be matched with the threaded hole of the working platform, the movable mounting plate can be stretched to the external position, and when the movable mounting plate is moved to the external position, the angle change can be generated through the rotating shaft, so that the through hole in the movable mounting plate is aligned with the threaded hole of the working platform, and the testing device is mounted.

Description

Technical Field

[0001] The utility model belongs to the technical field related to high and low resistors and a conduction test device for an automobile heater, and in particular relates to a high and low resistor and a conduction test device for an automobile heater. Background Art

[0002] The car heater high and low resistance and continuity test device is usually used to test the resistance and continuity of the car heater element. By using this test device, car maintenance personnel can quickly and accurately detect the status of the car heater element, so as to carry out repairs or replacements in time to ensure the normal operation of the car heater.

[0003] The test device is installed on the work platform through the base plate. When the through holes at the four corners of the base plate cannot be aligned with the threaded holes of the work platform, the test device cannot be securely installed. Therefore, the market needs a new device to solve the current problem. Utility Model Content

[0004] The purpose of the utility model is to provide a high and low resistance and conduction test device for an automobile heater, so as to solve the problem that the test device proposed in the above background technology is installed on a work platform through a base plate, and when the through holes at the four corners of the base plate and the threaded holes of the work platform cannot be aligned, the test device cannot be securely installed. Therefore, the market needs a new device to solve the current problem.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-low resistance and conduction test device for an automobile heater, comprising a base plate, a push-out cylinder is installed at the upper end position of the base plate, a shell plug-in probe assembly is installed at the rear end position of the push-out cylinder, a contact shell probe is installed at the upper end position of the base plate, a product fixture is arranged at one side position of the contact shell probe, a ground wire clamping mechanism is installed at one side position of the base plate, a connecting wire is arranged at the rear end position of the ground wire clamping mechanism, a resistance tester for measuring resistance value is arranged at one side position of the ground wire clamping mechanism, a groove is arranged at the inner position of the base plate, a movable mounting plate is installed at the four corners of the base plate, a rotating shaft is fixed at the inner end surface position of the movable mounting plate, an extension rod is installed at the inner position of the rotating shaft, and the extension rod is sleeved at the inner position of the groove, a pressure plate is fixed at the other end surface position of the extension rod, and a stainless steel spring is fixed at the upper end position of the pressure plate.

[0006] Preferably, the resistance tester can measure the resistance value of the automobile heater element, and the resistance tester measures the high-end and low-end resistances.

[0007] Preferably, the contact housing probe makes electrical contact with the vehicle heater element to perform resistance and continuity testing.

[0008] Preferably, the ground wire clamping mechanism enables the testing device to be tightly connected to the ground wire.

[0009] Preferably, the ejection cylinder controls the ejection and retraction of the housing and the probe assembly.

[0010] Preferably, the housing-to-housing probe assembly is inserted into an automotive heater element for electrical contact and testing.

[0011] Preferably, a through hole is provided at the upper end of the movable mounting plate for inserting a bolt into an internal position, and the movable mounting plate can be extended outward through an extension rod.

[0012] Preferably, the movement of the extension rod drives the pressure plate to move, and the movement of the pressure plate causes compression on the stainless steel spring.

[0013] Preferably, the movable mounting plate can be adjusted in angle by rotating the shaft when moving outward.

[0014] Compared with the prior art, the utility model provides a high and low resistance and conduction test device for automobile heater, which has the following beneficial effects:

[0015] The device is provided with movable mounting plates at the four corners of the base plate. The movable mounting plates can be moved outwards through extension rods. When aligned with the threaded holes of the working platform, the movable mounting plates can be stretched to the external position. When moved to the external position, the angle can be changed by rotating the shaft to align the through holes in the movable mounting plates with the threaded holes of the working platform, thereby installing the test device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The utility model is a structural schematic diagram of a high and low resistance and conduction test device for an automobile heater.

[0017] Figure 2 The utility model is a three-dimensional structural schematic diagram of a high and low resistance and conduction test device for an automobile heater.

[0018] Figure 3 The utility model is a schematic diagram of the top view of the structure of a high and low resistance and conduction test device for an automobile heater.

[0019] Figure 4 The utility model is a schematic diagram of the internal structure of the bottom plate of a high and low resistance and conduction test device for an automobile heater.

[0020] In the figure: 1. Resistance tester; 2. Base plate; 3. Movable mounting plate; 4. Contact housing probe; 5. Ground wire clamping mechanism; 6. Push-out cylinder; 7. Housing plug-in probe assembly; 8. Product fixture; 9. Connecting wire; 10. Stainless steel spring; 11. Pressure plate; 12. Groove; 13. Rotating shaft; 14. Extension rod. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0022] The utility model provides Figure 1-4 The high-low resistance and conduction test device of an automobile heater shown in the figure comprises a base plate 2, a push-out cylinder 6 is installed at the upper end position of the base plate 2, a shell plug-in probe assembly 7 is installed at the rear end position of the push-out cylinder 6, a contact shell probe 4 is installed at the upper end position of the base plate 2, a product fixture 8 is arranged at one side position of the contact shell probe 4, a ground wire clamping mechanism 5 is installed at one side position of the base plate 2, a connecting wire 9 is arranged at the rear end position of the ground wire clamping mechanism 5, a resistance tester 1 for measuring the resistance value is arranged at one side position of the ground wire clamping mechanism 5, a groove 12 is arranged at the inner position of the base plate 2, a movable mounting plate 3 is installed at the four corners of the base plate 2, a rotating shaft 13 is fixed at the inner end surface position of the movable mounting plate 3, an extension rod 14 is installed at the inner position of the rotating shaft 13, and the extension rod 14 is sleeved at the inner position of the groove 12, a pressing plate 11 is fixed at the other side end surface position of the extension rod 14, and a stainless steel spring 10 is fixed at the upper end position of the pressing plate 11.

[0023] Install the automobile heater element on the product fixture 8, start the resistance tester 1, make electrical contact with the automobile heater element through the contact shell probe 4, measure the high and low resistance values, start the conduction test function, insert the automobile heater element through the shell plug-in probe assembly 7, and detect whether it is conductive. After the test is completed, retract the shell plug-in probe assembly 7, move the test device, and record the test results.

[0024] like Figure 1 and Figure 2As shown, the resistance tester 1 can measure the resistance value of the automobile heater element. The resistance tester 1 measures the high-end and low-end resistances. The contact shell probe 4 makes electrical contact with the automobile heater element to perform resistance and conduction tests. The ground wire clamping mechanism 5 makes the test device tightly connected to the ground wire. The push-out cylinder 6 controls the push-out and retraction of the shell and the plug-in probe assembly. The shell-to-plug probe assembly 7 is inserted into the automobile heater element to perform electrical contact and testing.

[0025] The staff manually puts the product and the bracket into the fixture, manually puts the ground wire into the clamping mechanism, presses the start button to push the cylinder 6 out, and the shell-to-shell probe assembly 7 contacts the product, thereby starting the test.

[0026] like Figure 1 and Figure 4 As shown, a through hole is provided at the upper end of the movable mounting plate 3 for inserting a bolt into an internal position. The movable mounting plate 3 can be extended outward through an extension rod 14. The movement of the extension rod 14 drives the pressure plate 11 to move. The movement of the pressure plate 11 causes compression of the stainless steel spring 10. The movable mounting plate 3 can generate an angle adjustment by rotating the shaft 13 when moving outward.

[0027] The movable mounting plate 3 can be moved outward by the extension rod 14. When it is aligned with the threaded hole of the working platform, the movable mounting plate 3 can be stretched to the external position. When it is moved to the external position, the angle can be changed by rotating the shaft 13 to align the through hole in the movable mounting plate 3 with the threaded hole of the working platform, thereby installing the test device.

[0028] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A high and low resistance and continuity test device for automobile heater, characterized in that: The invention comprises a base plate (2), wherein a push-out cylinder (6) is installed at the upper end of the base plate (2), a shell plug-in probe assembly (7) is installed at the rear end of the push-out cylinder (6), a shell contact probe (4) is installed at the upper end of the base plate (2), a product fixture (8) is arranged at one side of the shell contact probe (4), a ground wire clamping mechanism (5) is installed at one side of the base plate (2), a connecting wire (9) is arranged at the rear end of the ground wire clamping mechanism (5), and a resistance value measuring device is arranged at one side of the ground wire clamping mechanism (5). A resistance tester (1), wherein a groove (12) is provided at an inner position of the bottom plate (2), a movable mounting plate (3) is installed at the four corners of the bottom plate (2), a rotating shaft (13) is fixed at the inner end surface of the movable mounting plate (3), an extension rod (14) is installed at the inner position of the rotating shaft (13), and the extension rod (14) is sleeved at the inner position of the groove (12), a pressure plate (11) is fixed at the other end surface of the extension rod (14), and a stainless steel spring (10) is fixed at the upper end of the pressure plate (11).

2. The high and low resistance and continuity test device for automobile heater according to claim 1, characterized in that: The resistance tester (1) can measure the resistance value of an automobile heater element, and the resistance tester (1) measures high-profile and low-profile resistances.

3. The high and low resistance and continuity test device for automobile heater according to claim 1, characterized in that: The contact housing probe (4) makes electrical contact with the vehicle heater element to perform resistance and continuity testing.

4. The high and low resistance and continuity test device for automobile heater according to claim 1, characterized in that: The ground wire pressing mechanism (5) enables the testing device to be tightly connected to the ground wire.

5. The high and low resistance and continuity test device for automobile heater according to claim 1, characterized in that: The push-out cylinder (6) controls the push-out and retraction of the housing and the probe insertion assembly.

6. The high and low resistance and continuity test device for automobile heater according to claim 1, characterized in that: The housing-to-housing probe assembly (7) is inserted into an automobile heater element for electrical contact and testing.

7. The high and low resistance and continuity test device for automobile heater according to claim 1, characterized in that: A through hole is provided at the upper end of the movable mounting plate (3) for inserting a bolt into an internal position, and the movable mounting plate (3) can be extended outwards via an extension rod (14).

8. The high and low resistance and continuity test device for automobile heater according to claim 7, characterized in that: The movement of the extension rod (14) drives the pressure plate (11) to move, and the movement of the pressure plate (11) causes compression of the stainless steel spring (10).

9. The high and low resistance and continuity test device for automobile heater according to claim 7, characterized in that: The movable mounting plate (3) can be adjusted in angle by means of a rotating shaft (13) when moving outward.

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