CN206431255U - For the portable testing cassete for the stacked switch for detecting vehicle - Google Patents

Abstract

The utility model discloses a portable test box for detecting a combination switch of a vehicle. The portable test box includes: a box body, which is provided with multiple groups of different types of socket groups, and the multiple pairs of sockets in each group of socket groups are suitable for one-to-one correspondence with multiple gears; the controller includes a multi-way gear Position circuit, each pair of sockets is connected through a gear circuit; multiple gear reminder devices, multiple gear reminder devices are connected to each group of multiple pairs of sockets of the same type through a gear circuit one by one; input power, input The power supply is detachably arranged on the box body and supplies power to the controller; the main switch part is respectively connected with the input power supply and the controller to control the power on and off of the controller. The portable test box is small in size and is convenient for users to carry around, so that the inspection work of the combination switch is no longer limited by space, and it is convenient for on-site use. At the same time, by setting multiple gear position reminder devices, it is convenient for users to observe, thereby improving the accuracy of test results.

Description

Portable Test Box for Testing Combination Switches of Vehicles

technical field

The utility model relates to the fields of preliminary testing and quality testing, in particular to a portable testing box for testing a combination switch of a vehicle.

Background technique

At present, the forklift combination switch has forward-stop-reverse gear, left turn light-off-right turn light, dipped beam-off-high beam. The current test method of this part is to send the combination switch to In the inspection laboratory, connect and energize on a dedicated test bench, toggle the switch to each gear, and verify whether it is effective. The disadvantage of such a test is that the sample needs to be transported to a fixed test site, and it cannot be judged quickly. If a multimeter is used to measure the continuity of each circuit on site, it is necessary to check each circuit against the cumbersome circuit diagram, which is difficult to operate and error-prone.

Utility model content

The utility model aims to solve one of the above-mentioned technical problems in the prior art at least to a certain extent. For this reason, the purpose of this utility model is to propose a kind of portable test box that is used to detect the combination switch of vehicle, and this test box volume is lesser, is convenient for the user to carry, thereby judges the item of combination switch quickly before incoming material or loading. function is valid.

According to the portable test box for detecting the combination switch of the vehicle according to the utility model, the combination switch has a plurality of gears, the combination switch has a gear conversion part, and the portable test box includes: a box body, the box The top surface of the box body is provided with a plurality of installation holes, and the outer peripheral wall of the box body is provided with multiple groups of different types of socket groups, and each group of the same type of socket groups includes multiple pairs of sockets, and each group of socket groups Multiple pairs of sockets are suitable for one-to-one correspondence with multiple gears; the controller is arranged in the box body, and the controller includes a multi-way gear circuit, and each pair of the sockets passes through one of the gears The circuit is connected; a plurality of gear position reminding devices, the plurality of gear position reminding devices are respectively arranged on the outer surface of the box body, and the multiple gear position reminding devices are respectively connected with multiple pairs of sockets of the same type in each group through the The gear circuits are connected in one-to-one correspondence; the input power supply is connected to the controller to supply power to the controller, and the input power supply is detachably arranged on the box body; the main switch, The main switching part is arranged on the box body, and the main switching part is respectively connected with the input power supply and the controller to control the power on and off of the controller.

According to the portable test box for detecting the combined switch of the vehicle, the user can hold the portable test box and check the combined switch on site, thereby greatly simplifying the testing procedure and facilitating the user's operation.

In addition, the portable test box for detecting the combination switch of the vehicle according to the utility model can also have the following additional technical features:

In some examples of the present utility model, each gear reminding device includes a signal lamp.

In some examples of the present invention, a plurality of said signal lights are configured to display different colors.

The above portable test box for detecting the combination switch of the vehicle also includes a voltage regulator tube, the output end of the voltage regulator tube is connected to the signal lamp, and the input end of the voltage regulator tube is connected to the corresponding gear circuit .

In some examples of the present invention, each gear reminding device includes a counter, and each counter is configured to count once when switching to a corresponding gear.

In some examples of the present invention, the controller further includes a plurality of intermediate relays, each of the gear circuits is connected to the coil of the intermediate relay, and the intermediate relay has two contacts, each of the The two contacts of the intermediate relay are respectively connected with a corresponding one of the counters.

In some embodiments of the present utility model, the portable test box for detecting the combined switch of the vehicle also includes a reset switch, and each of the counters is correspondingly provided with one of the reset switches, and when the reset switch is triggered, the corresponding The counter is cleared.

In some embodiments of the present utility model, the portable test box for detecting the combination switch of the vehicle further includes a buzzer, and the buzzer is respectively connected to the multi-way gear circuit, wherein each gear position The buzzer sounds when the circuit is energized.

In some examples of the present utility model, the plurality of gear reminding devices are arranged on the front surface of the box body.

In some examples of the present invention, the front surface of the box body is formed as a slope extending obliquely forward in an up-to-down direction.

Description of drawings

1 is a front view of a portable test box for detecting a combination switch of a vehicle according to an embodiment of the present invention;

2 is a top view of a portable test box for detecting a combination switch of a vehicle according to an embodiment of the present invention;

Fig. 3 is a side view of a portable test box for testing a combination switch of a vehicle according to an embodiment of the present invention.

Reference signs:

Combination switch 10, forward/reverse handle 11, left and right steering/far and low beam handle 12, installation base plate 13, portable test box 20, front surface 21, left side 211, right side 212, main switch 22, forward/backward Indicator lamp 23, left/right turn indicator lamp 24, far/low beam indicator lamp 25, counter 26, reset switch 27, buzzer 28, top surface 29, forward/reverse handle gear harness 30, left and right steering/far and near Lighting handle shift wire harness 40.

detailed description

Embodiments of the present invention are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the figures are exemplary and are intended to explain the present invention, but should not be construed as limiting the present invention.

In this utility model, unless otherwise specified and limited, terms such as "installation", "connection", "connection" and "fixation" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrated; it can be mechanically connected, or electrically connected, or can communicate with each other; it can be directly connected, or indirectly connected through an intermediary, and it can be the internal communication of two components or the interaction relationship between two components . Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model according to specific situations.

A portable test box 20 for testing a combination switch of a vehicle according to an embodiment of the present invention will be described in detail below with reference to FIGS. 1-3 .

The combination switch 10 of the vehicle has a plurality of gear positions. In the present utility model, forward/reverse gear positions, left/right steering gear positions, far/low beam light positions are shown, and the combination switch 10 has a gear position conversion member, For example, forward/reverse handle 11, left/right steering handle, far/low beam handle, wherein, left/right steering handle, far/low beam handle are integrated on the same handle, that is, left and right steering/far/low beam handle 12, as shown in Figure 1 and Figure 2.

With reference to Fig. 1, shown in Fig. 2, the portable test box 20 that is used to detect the combination switch of vehicle according to the utility model can comprise box body, controller, input power supply, total switch part 22 and a plurality of gear reminding devices (for example Indicator lights 23-25, counter 26, buzzer 28) that will be mentioned below.

A plurality of mounting holes are provided on the top surface 29 of the box body. Specifically, the combination switch 10 has a mounting base 13, and the portable test box 20 has a top surface 29. In a specific embodiment, the mounting base 13 of the combination switch 10 is connected to the top surface 29 of the portable test box 20 using screws. , the user can hold the portable test box 20 and go to the site to test the combined switch 10, thus greatly simplifying the testing procedure of the combined switch 10 and facilitating the user's operation.

Simultaneously, the distances of the mounting holes on the mounting base plate 13 of combination switches 10 of different sizes and models are also different. Multiple installation holes are reserved to improve the versatility of the portable test box 20 .

Of course, the connection mode between the combination switch 10 and the portable test box 20 can also be a snap-in connection, and the fast connection and separation of the two can be realized through structures such as snaps.

On the peripheral wall of the box (for example, on the left side 211 and the right side 212 of the box shown in FIG. 1 ), there are multiple groups of socket groups of different types, and each group of socket groups of the same type includes multiple pairs of sockets. The multiple pairs of sockets in each group of sockets are suitable for one-to-one correspondence with multiple gear positions. In other words, each gear position of the combination switch 10 has a pair of sockets corresponding thereto. Further, multiple pairs of sockets can also be arranged on the top surface 29 of the box body.

In some embodiments, the combination switch 10 has a forward/reverse handle gear wire harness 30, a left and right steering/high and low beam handle gear wire harness 40, and these wire harness plugs can be correspondingly plugged into the socket groups on the outer peripheral wall of the box body , so that the quick connection between the combination switch 10 and the portable test box 20 can be realized through the harness plug.

In some other embodiments, the combination switch 10 is not provided with the forward/reverse handle gear wire harness 30 and the left and right steering/high and low beam handle gear wire harness 40, but a plurality of pins are arranged on the installation base plate 13 of the combination switch 10 terminals or memory stick type gold finger terminals, at this moment, these terminals can be connected with the corresponding sockets on the top surface 29 of the box body, thus the quick connection of the combination switch 10 and the portable test box 20 can be realized through the terminals . After the portable test box 20 is connected with the combination switch 10, the effectiveness of each gear position of the combination switch 10 can be checked.

The controller of the portable test box 20 is located in the box body, and the controller may include multiple gear circuits, and each pair of sockets is connected through one gear circuit.

A plurality of gear-position reminding devices are respectively arranged on the outer surface of the box body, and the multiple gear-position reminding devices are respectively connected to each group of multiple pairs of sockets of the same type through a gear-position circuit in a one-to-one correspondence. In this way, when the different gear handles of the combination switch 10 are connected to a certain pair of sockets, the gear handle is indirectly connected to the gear reminding device, and when a certain gear circuit is connected, it will trigger The gear reminding device is used for the user to observe the validity of the gear.

The input power is connected with the controller to supply power to the controller, and the input power is detachably arranged on the box body. In order to meet the requirements of lightening the weight of the portable test box 20 and being easy to carry, the input power supply can be a single detachable battery, thus, the weight and volume of the whole portable test box 20 can be reduced, thereby greatly improving the efficiency of the test box during use. portability. At the same time, the battery is easy to assemble and disassemble, and the power supply is safe and reliable, avoiding the use of a plug-in power supply on the portable test box 20, so that the portable test box 20 can be carried to the assembly site at will, so that the combination switch 10 gears can be checked at any time.

The main switch 22 is arranged on the box body, and the main switch 22 is respectively connected with the input power and the controller to control the power on and off of the controller. When the main switch 22 is opened, the electricity of the input power will be sent to the controller, and the portable test box 20 can work; when the main switch 22 is closed, the controller will lose power supply, and the portable test box 20 will stop working, and the operation is very It is simple and does not require high professional level of users, which is conducive to popularization and application of the portable test box 20 .

According to the utility model, the portable test box 20 for detecting the combination switch of a vehicle is small in size, and is convenient for quality inspectors or after-sales service personnel to carry around, so that the inspection work of the combination switch 10 is no longer limited by space, and is convenient for on-site use. At the same time, by setting multiple gear position reminder devices, it is convenient for users to observe, thereby improving the accuracy of test results.

Each gear reminder device may include a signal light. Signal lamps can be multiple, and can be divided into forward/backward indicating signal lamp 23, left/right turn indicating signal lamp 24, far/low beam indicating signal lamp 25. Preferably, the plurality of signal lamps are configured to display different colors, and different colors represent different gear positions, which are conspicuously distinguished by different colors and are convenient for users to observe. When different gears are toggled, the corresponding signal lights are lit. The layout of the signal lights is clear and intuitive, which greatly simplifies the gear testing process. When a gear fails, it is also convenient for inspectors to quickly find the source of the fault.

The above-mentioned portable test box 20 for testing the combination switch of a vehicle may also include a voltage regulator tube, the output terminal of the voltage regulator tube is connected to the signal lamp, and the input terminal of the voltage regulator tube is connected to the corresponding gear circuit. The voltage regulator tube reduces the current in the circuit by connecting a resistor with an appropriate resistance value in series with the circuit, so as to achieve the purpose of reducing the voltage of the signal lamp, so that the voltage at the signal lamp meets the standard, which is beneficial to improve the service life of the signal lamp. In a specific embodiment, the voltage at the gear position circuit may be 12V, and after being stepped down by the voltage regulator tube, the voltage at the signal light is greatly reduced, for example, to 3V.

Each gear reminding device may include a counter 26, and each counter 26 is configured to count once when switching to a corresponding gear. Wherein, the counter 26 is a high-frequency response, short-circuit counting type, for example, the model of the counter 26 can be omron H7EC-N. The indication value counted by the counter 26 can be accumulated, and after the detection is completed, the indication value of the counter 26 can clearly show the number of effective gear positions.

It should be pointed out that the number of counters 26 can be two, the left counter 26 can be used for counting the forward/reverse handle 11, and the right counter 26 can be used for counting the left and right steering/far and low beam handles 12, thus it can The two handles are detected at the same time, thereby improving the detection efficiency.

The controller may also include a plurality of intermediate relays, each gear circuit is connected to the coil of the intermediate relay, the intermediate relay has two contacts, and the two contacts of each intermediate relay are respectively connected to a corresponding counter 26 . The two contacts can be two normally open contacts or two normally closed contacts. The two contacts can be two normally open contacts as an example. When the gear circuit is energized, the coil of the intermediate relay will also be energized, thereby triggering the closing of the two normally open contacts of the intermediate relay, and the counter 26 is energized. Once counting, the indicated value of the counter 26 is increased by one. Counter 26 count indication value can accumulate, after detection is finished, if the accumulation indication value of counter 26 is inconsistent with the total number of stalls, just prove that this combined switch 10 has fault.

The above-mentioned portable test box 20 for detecting the combined switch of the vehicle also includes a reset switch 27, and each counter 26 is correspondingly provided with a reset switch 27, and the corresponding counter 26 is cleared when the reset switch 27 is triggered. In the specific example shown in FIG. 1 and FIG. 2 , there are two reset switches 27 .

The above-mentioned portable test box 20 for detecting the combination switch of the vehicle can also include a buzzer 28, and the buzzer 28 is connected to the multi-way gear circuit respectively, wherein the buzzer 28 rings when each gear circuit is energized, The validity of the corresponding gear position can be judged by the beeping sound of the buzzer 28 . In a specific example of the utility model, the coils of each intermediate relay are connected to the buzzer 28 respectively.

Specifically, when the combination switch 10 is connected with the portable test box 20, every time any handle is toggled once, the gear circuit is energized once, correspondingly, the signal light is lit once, the counter 26 counts once, and the buzzer 28 sounds once, when switching to other stalls, the previous signal lights are extinguished, but the counting value of counter 26 can be accumulated, and by triggering the reset switch 27, the corresponding counter 26 will be cleared. During the detection process, the user can observe the effectiveness of each gear in real time and intuitively, thereby effectively improving the detection efficiency and accuracy. And three types of gear reminding devices of signal lamp, counter 26 and buzzer 28 work simultaneously, thereby improving the accuracy of the test result and the reliability of the portable test box 20 .

A plurality of gear position reminder devices are arranged on the front surface 21 of the box body, which improves the integration of the gear position reminder devices and is convenient for users to operate and observe.

Preferably, the front surface 21 of the box body is formed as a slope extending forward in a direction from top to bottom, as shown in FIG. 3 , thereby facilitating operation or observation by the user.

The following describes the operation steps when using the portable test box 20 of the present invention with reference to FIG. 2 .

(1) First define the position A as the origin, and the sequence of the operation trajectory is A-B-C-B-A.

(2) Turn on the main switch 22, place all gear positions at the origin A shown in Figure 2, and at the same time the buzzer 28 will sound in feedback to show that it is normal. The two reset switches 27 are reset, and the counts of the left and right counters 26 are cleared.

(3) Toggle forward/reverse handle 11, left and right steering/far and low beam handle 12 in sequence according to the above-mentioned operation track respectively, and pass the signal lamp lighting situation of the portable test box 20, the sound feedback of the buzzer 28 and the counter 26 According to the value indication situation, the effectiveness of each stall position of the combination switch 10 under test is judged.

Although the embodiments of the present invention have been shown and described above, it can be understood that the above-mentioned embodiments are exemplary and should not be construed as limitations of the present invention, and those skilled in the art are within the scope of the present invention. Variations, modifications, substitutions and variations can be made to the above-described embodiments.

Claims (10)

1. A portable test box for detecting a combination switch of a vehicle, the combination switch has a plurality of gear positions, and the combination switch has a gear shifter, wherein the portable test box comprises: A box body, the top surface of the box body is provided with a plurality of mounting holes, and the outer peripheral wall of the box body is provided with multiple groups of socket groups of different types, and each group of socket groups of the same type includes multiple pairs of sockets, each The multiple pairs of sockets in the socket group are suitable for one-to-one correspondence with multiple gear positions; A controller, the controller is set in the box body, the controller includes multiple gear circuits, and each pair of the sockets is connected through one gear circuit; A plurality of gear position reminding devices, the plurality of gear position reminding devices are respectively arranged on the outer surface of the box body, and the plurality of gear position reminding devices pass through the gear position respectively with multiple pairs of sockets of the same type in each group The circuits are connected in one-to-one correspondence; an input power supply, the input power supply is connected to the controller to supply power to the controller, and the input power supply is detachably arranged on the box body; The main switch part is arranged on the box body, and the main switch part is respectively connected with the input power supply and the controller to control the power on and off of the controller. 2 . The portable test box for detecting a combination switch of a vehicle according to claim 1 , wherein each gear reminding device includes a signal lamp. 3 . 3. The portable test box for testing a combination switch of a vehicle according to claim 2, wherein a plurality of said signal lamps are configured to display different colors. 4. The portable test box for detecting a combination switch of a vehicle according to claim 2, further comprising a voltage regulator tube, the output terminal of the voltage regulator tube is connected to the signal lamp, and the voltage regulator tube The input terminal is connected with the corresponding gear circuit. 5. The portable test box for detecting a combination switch of a vehicle according to claim 2, wherein each gear reminding device includes a counter, and each said counter is configured to count when switching to a corresponding gear once. 6. The portable test box for detecting the combination switch of vehicle according to claim 5, characterized in that, the controller also includes a plurality of intermediate relays, each of the gear circuit and the coil of the intermediate relay The intermediate relay has two contacts, and the two contacts of each intermediate relay are respectively connected with a corresponding one of the counters. 7. The portable test box for detecting a combination switch of a vehicle according to claim 5, further comprising a reset switch, each of the counters is correspondingly provided with a reset switch, and when the reset switch is triggered The corresponding counters are cleared. 8. The portable test box for detecting a combination switch of a vehicle according to any one of claims 1-7, further comprising a buzzer, which is connected to the multi-way gear position respectively. The circuits are connected, and the buzzer sounds when each gear circuit is powered on. 9 . The portable test box for detecting a combination switch of a vehicle according to claim 1 , wherein the plurality of gear reminding devices are arranged on the front surface of the box body. 10 . The portable test box for testing a combination switch of a vehicle according to claim 8 , wherein the front surface of the box body is formed as a slope extending obliquely forward in an up-to-down direction. 11 .