CN215449404U

CN215449404U - Test pencil for motor vehicle maintenance

Info

Publication number: CN215449404U
Application number: CN202121240181.7U
Authority: CN
Inventors: 程小敏
Original assignee: Lin'an Alibaba Automobile Maintenance Service Co ltd
Current assignee: Lin'an Alibaba Automobile Maintenance Service Co ltd
Priority date: 2021-06-04
Filing date: 2021-06-04
Publication date: 2022-01-07
Anticipated expiration: 2031-06-04

Abstract

The utility model discloses a test pencil for motor vehicle maintenance, which comprises a test pencil shell, wherein a circuit board is clamped on the inner wall of the test pencil shell, a conductive wire is fixedly connected to the outer wall of the other end of the circuit board and penetrates through the other end of the test pencil shell, a winding box is movably connected to the middle section of the conductive wire, a wire inlet is formed in the inner wall of one side of the winding box, a wire outlet is formed in the inner wall of one side of the winding box, a rotating column is movably connected to the inner wall of the bottom end of the winding box, a circular plate is fixedly connected to the outer wall of the top end of the rotating column, a rotating handle is fixedly connected to the outer wall of the top end of the circular plate, a second groove is formed in the inner wall of the top end of the winding box, the conductive wire enters from the wire inlet, winds around the rotating column anticlockwise and penetrates out from the wire outlet. According to the utility model, the winding box is arranged, so that redundant conductive wires are temporarily stored in the winding box, and the phenomenon that the overlong conductive wires are wound on other parts in the maintenance process to hinder the maintenance action is avoided.

Description

Test pencil for motor vehicle maintenance

Technical Field

The utility model relates to the technical field of motor vehicle maintenance, in particular to a test pencil for motor vehicle maintenance.

Background

The automobile test pencil, also called automobile test pencil and test lamp, is a common circuit detection tool for automobile electricians in the activities of automobile electrical appliance installation, circuit modification and maintenance. The device is used for detecting whether a measured point in an automobile circuit is electrified or not.

The automobile test pencil produced by each manufacturer has different shapes but basically the same structure. The automobile test pencil is provided with a penholder; the front end of the pen holder is provided with a metal pointed end called a pen point which is used for contacting a measured point; the rear end of the penholder is provided with a lead which is connected with a clamp. The wire on the market is generally divided into a common wire and a spring wire, but in the maintenance process, because the number of parts in the motor vehicle is large, the wire is easy to be hung on other parts, and the maintenance action is influenced, a container capable of temporarily collecting the wire and shortening the length of the wire exposed outside is needed to solve the problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a test pencil for motor vehicle maintenance.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a test pencil for motor vehicle maintenance comprises a test pencil shell, wherein a circuit board is clamped on the inner wall of the test pencil shell, a copper spring is movably connected at one end of the circuit board, a test probe is fixedly connected at the other end of the copper spring and penetrates through one end of the test pencil shell, a conductor wire is fixedly connected on the outer wall of the other end of the circuit board and penetrates through the other end of the test pencil shell, an insulating rubber skin is arranged outside the conductor wire, a winding box is movably connected at the middle section of the conductor wire, a wire inlet is formed in the inner wall of one side of the winding box, a wire outlet is formed in the inner wall of one side of the winding box, a rotary column is movably connected on the inner wall of the bottom end of the winding box, a circular plate is fixedly connected on the outer wall of the top end of the rotary column, a rotary handle is fixedly connected on the outer wall of the top end of the circular plate, and a second groove is formed in the inner wall of the top end of the winding box, and the second recess is passed with the rotation handle to the circular slab, the conductor wire gets into by the inlet wire, anticlockwise winds on the column spinner, wears out by the outlet wire, and the tail end outer wall joint of conductor wire has the brass crocodile to press from both sides, two handle outer walls of brass crocodile press from both sides have cup jointed the rubber sleeve, test probe, copper spring, conductor wire and brass crocodile press from both sides the circuit and communicate with each other.

Further, the anterior segment outer wall of test pencil shell is provided with holds the recess, and the outer wall isopycnic that holds the recess is provided with the bump with the diameter, the material of test pencil shell is the wear-resisting plastics of polymer, and the structure in the test pencil can clearly be seen to this kind of material, and prevents falling wear-resisting.

Further, the welding of one side outer wall of circuit board has red neon lamp, and the welding of the homonymy outer wall of circuit board has green neon lamp, the welding of the homonymy outer wall of circuit board has the display screen, and the welding of the homonymy outer wall of circuit board has the battery, one side outer wall of battery has the USB hole of charging, and the USB hole of charging passes the test pencil shell, the welding of one side outer wall of circuit board has the charge indicator, and the charge indicator is located the battery next door, and is associative with the battery circuit, the welding of one side outer wall of circuit board has the button, and the welding of the homonymy outer wall of circuit board has the second button, one side outer wall of circuit board has the illumination fluorescent tube through the line connection, one side inner wall of test pencil shell is provided with the light trap, and the light of illumination fluorescent tube passes the light trap.

Furthermore, a groove is formed in the inner wall of one side of the test pencil shell, a moving block is movably connected to the outer wall of the same side of the test pencil shell, a connecting plate is clamped to the outer wall of one side of the moving block, a blade is clamped to the inner wall of one side of the connecting plate, the connecting plate penetrates through the groove, the blade is arranged in the groove, and the blade can penetrate through the groove by moving the moving block.

Further, one side outer wall fixedly connected with rubber connecting strip of test pencil shell, and the homonymy outer wall fixedly connected with second magnet of test pencil shell, one side outer wall fixedly connected with soft cover of rubber connecting strip, and one side outer wall fixedly connected with magnet of soft cover.

Furthermore, the tail end of the test pencil shell is fixedly connected with a wire port protective sleeve, and the wire port protective sleeve is tightly wrapped on the conductive wire.

Compared with the prior art, the utility model provides the test pencil for motor vehicle maintenance, which has the following beneficial effects:

1. this a test pencil is used in motor vehicle maintenance, through being provided with the wire winding box, the inlet wire that the conductor wire passes through the wire winding box pierces into, wear out by the outlet of wire winding box, wind on the column spinner, preserve most conductor wire in the wire winding box temporarily, the conductor wire length that exposes externally has been shortened greatly, at the in-process of maintenance master worker maintenance like this, just can not have longer conductor wire on winding other parts of motor vehicle, hinder the maintenance action, rotate the handle through rotating and drive the column spinner and rotate, can be convenient take in the wire winding box with the conductor wire, or emit the wire winding box.

2. This test pencil is used in motor vehicle maintenance, through being provided with the blade, the motor vehicle repair in-process sometimes needs to be cut open with the inside circular telegram condition of observation with the rubber skin outside certain line, through set up the blade that the accessible movable block reaches flexible function at test probe next door, when having avoided needing to cut, still need look for the unnecessary action of other instrument swoves temporarily, directly release the blade, it can to use up to push back.

3. This test pencil is used in motor vehicle maintenance charges the hole through being provided with battery and USB, and current motor vehicle test pencil needs the battery powered, all uses disposable battery basically, or need take out the rechargeable battery who charges, and the battery that directly is provided with on this device and charges the hole through USB charges for display screen and lighting tube power supply, can accomplish the used repeatedly of battery, more environmental protection.

4. This test pencil is used in motor vehicle maintenance through being provided with the illumination fluorescent tube, and this illumination fluorescent tube is a range far, and the LED fluorescent tube that luminance is high, can see the interior part condition of clear car through this fluorescent tube, effectively assists the maintenance master and Fu maintenance.

5. This test pencil is used in motor vehicle maintenance through being provided with soft cover, magnet and second magnet, and soft cover plays the guard action to test probe, also plays the guard action to operating personnel, and magnet and second magnet attract each other, and when carrying out the during operation with the test pencil, accessible magnet and second magnet adsorb the soft cover on the test pencil shell, make the soft cover not directly hinder the maintenance action.

The parts of the device not involved are the same as or can be implemented using prior art.

Drawings

FIG. 1 is a schematic view of the overall structure of a test pencil for motor vehicle maintenance according to the present invention;

FIG. 2 is a schematic structural diagram of internal components of a test pencil for motor vehicle maintenance according to the present invention;

FIG. 3 is a schematic view of the internal structure of a winding box of a test pencil for motor vehicle maintenance according to the present invention;

fig. 4 is a schematic diagram of a structure of a blade bayonet of a test pencil for motor vehicle maintenance according to the present invention.

In the figure: 1-test pencil shell, 2-hand-held groove, 3-salient point, 4-conducting wire, 5-winding box, 6-brass crocodile clip, 7-rubber sleeve, 8-line port protective sleeve, 9-soft sleeve, 10-magnet, 11-second magnet, 12-rubber connecting strip, 13-test probe, 14-red neon lamp, 15-green neon lamp, 16-display screen, 17-button, 18-second button, 19-USB charging hole, 20-charging indicator lamp, 21-circuit board, 22-storage battery, 23-copper spring, 24-lighting lamp tube, 25-light hole, 26-blade, 27-groove, 28-moving block, 29-connecting plate, 501-line inlet, 502-line outlet, 503-second groove, 504-circular plate, 505-turning handle, 506-turning column.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-4, a test pencil for motor vehicle maintenance comprises a test pencil housing 1, a circuit board 21 is fastened to an inner wall of the test pencil housing 1, a copper spring 23 is movably connected to one end of the circuit board 21, a test probe 13 is fixedly connected to the other end of the copper spring 23, the test probe 13 penetrates one end of the test pencil housing 1, a conductive wire 4 is fixedly connected to an outer wall of the other end of the circuit board 21, the conductive wire 4 penetrates the other end of the test pencil housing 1, an insulating rubber skin is arranged outside the conductive wire 4, a winding box 5 is movably connected to a middle section of the conductive wire 4, a wire inlet 501 is arranged on an inner wall of one side of the winding box 5, a wire outlet 502 is arranged on an inner wall of one side of the winding box 5, a rotary column 506 is movably connected to an inner wall of a bottom end of the winding box 5, a circular plate 504 is fixedly connected to an outer wall of a top end of the rotary column 506, a rotary handle 505 is fixedly connected to an outer wall of a top end of the circular plate 504, the inner wall of the top end of the winding box 5 is provided with a second groove 503, the circular plate 504 and the rotating handle 505 penetrate through the second groove 503, the conductive wire 4 enters from the wire inlet 501, anticlockwise winds on the rotating column 506 and penetrates out from the wire outlet 502, the outer wall of the tail end of the conductive wire 4 is connected with the brass crocodile clip 6 in a clamping mode, the rubber sleeve 7 is sleeved on the outer walls of the two handles of the brass crocodile clip 6, the test probe 13, the copper spring 23 and the conductive wire 4 are communicated with the brass crocodile clip 6 in a line mode, through the arrangement of the winding box 5, redundant conductive wires 4 can be conveniently collected into the winding box 5, the longer conductive wires 4 are prevented from being wound on automobile parts in the maintenance process, and interference is generated in the maintenance process.

According to the utility model, the outer wall of the front section of the test pencil shell 1 is provided with the holding groove 2, the outer wall of the holding groove 2 is provided with the salient points 3 with the same diameter in an equal density mode, the test pencil shell 1 is made of high-molecular wear-resistant plastic, the material can clearly see the structure in the test pencil and is anti-falling and wear-resistant, a maintenance worker can often stick engine oil on the hand in the maintenance process to cause the palm to be slippery, the holding groove 2 and the salient points 3 increase the friction force of the opponent to prevent the hand from slipping and holding the test pencil, the transparent material enables parts in the test pencil to be visual, and the indication and the content of the red neon lamp 14, the green neon lamp 15 and the display screen 16 in the test pencil shell 1 can be seen more clearly.

In the utility model, a red neon lamp 14 is welded on the outer wall of one side of a circuit board 21, a green neon lamp 15 is welded on the outer wall of the same side of the circuit board 21, a display screen 16 is welded on the outer wall of the same side of the circuit board 21, a storage battery 22 is welded on the outer wall of the same side of the circuit board 21, a USB charging hole 19 is connected on the outer wall of one side of the storage battery 22 through a line, the USB charging hole 19 penetrates through a test pencil shell 1, a charging indicator lamp 20 is welded on the outer wall of one side of the circuit board 21, the charging indicator lamp 20 is positioned on the partition wall of the storage battery 22 and is in line connection with the storage battery 22, a button 17 is welded on the outer wall of one side of the circuit board 21, a second button 18 is welded on the outer wall of the same side of the circuit board 21, a lighting lamp tube 24 is connected on the outer wall of one side of the circuit board 21 through a line, a light hole 25 is arranged on the inner wall of one side of the test pencil shell 1, the light of the lighting lamp tube 24 penetrates through the light hole 25, and the storage battery 22 and the USB charging hole 19 can finish the repeated use of the storage battery 22, the lamp tube is more environment-friendly, has 24 long firing ranges and high brightness, and can effectively assist a maintenance master to maintain.

In the utility model, a groove 27 is formed in the inner wall of one side of a test pencil shell 1, a moving block 28 is movably connected to the outer wall of the same side of the test pencil shell 1, a connecting plate 29 is clamped on the outer wall of one side of the moving block 28, a blade 26 is clamped on the inner wall of one side of the connecting plate 29, the connecting plate 29 penetrates through the groove 27, the blade 26 is arranged in the groove 27, the blade 26 can penetrate through the groove 27 by moving the moving block 28, when cutting is needed in the maintenance process, the blade 26 is directly pushed out by the moving block 28, and redundant actions of temporarily finding other tool knives are avoided.

According to the utility model, a rubber connecting strip 12 is fixedly connected to the outer wall of one side of a test pencil shell 1, a second magnet 11 is fixedly connected to the outer wall of the same side of the test pencil shell 1, a soft sleeve 9 is fixedly connected to the outer wall of one side of the rubber connecting strip 12, a magnet 10 is fixedly connected to the outer wall of one side of the soft sleeve 9, the magnet 10 and the second magnet 11 are attracted to each other, the soft sleeve 9 is adsorbed on the test pencil shell 1, and the soft sleeve 9 does not directly hinder maintenance action.

According to the utility model, the tail end of the test pencil shell 1 is fixedly connected with the wire port protective sleeve 8, the wire port protective sleeve 8 is tightly wrapped on the conductive wire 4, the wire port protective sleeve 8 is protected at the wire port of the conductive wire 4, and the service life of the conductive wire 4 is prolonged.

The working principle is as follows: when the test pencil is needed in the maintenance process, the rotary handle 505 can be twisted according to actual needs to enable the conducting wire 4 to reach a required length, if a measured place needs to be cut, the moving block 28 is pressed by a hand to push the blade 26 out, the blade 26 is pushed back after use, the brass crocodile clip 6 is clamped at a fixed position, the test probe 13 is used for contacting the position to be measured, when the test probe 13 contacts the positive pole of a power supply and the brass crocodile clip 6 is clamped at the negative pole of the power supply, the green neon lamp 15 is lightened, the display screen 16 simultaneously displays the measured voltage value, when the test probe 13 contacts the negative pole of the power supply and the brass crocodile clip 6 is clamped at the positive pole of the power supply, the red neon lamp 14 is lightened, the display screen 16 simultaneously displays the measured voltage value, after the maintenance is finished, the soft sleeve 9 is taken down and sleeved on the test probe 13, and when the charging indicator lamp 20 is lightened, the electric quantity is insufficient, when charging is needed, a charger is connected to the USB charging hole 19, and when the charging indicator light 20 is turned on, the charging is finished.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The test pencil for motor vehicle maintenance comprises a test pencil shell (1) and is characterized in that a circuit board (21) is clamped on the inner wall of the test pencil shell (1), a copper spring (23) is movably connected to one end of the circuit board (21), a test probe (13) is fixedly connected to the other end of the copper spring (23), the test probe (13) penetrates through one end of the test pencil shell (1), a conductive wire (4) is fixedly connected to the outer wall of the other end of the circuit board (21), the conductive wire (4) penetrates through the other end of the test pencil shell (1), an insulating rubber skin is arranged outside the conductive wire (4), a winding box (5) is movably connected to the middle section of the conductive wire (4), a wire inlet (501) is formed in the inner wall of one side of the winding box (5), and a wire outlet (502) is formed in the inner wall of one side of the winding box (5), the utility model discloses a brass alligator clip, the bottom inner wall swing joint of wire winding box (5) has column spinner (506), and the top outer wall fixedly connected with round plate (504) of column spinner (506), the top outer wall fixedly connected with of round plate (504) rotates handle (505), the top inner wall of wire winding box (5) is provided with second recess (503), and round plate (504) and rotation handle (505) pass second recess (503), conductor wire (4) are got into by inlet wire (501), anticlockwise around on column spinner (506), wear out by outlet (502), and the tail end outer wall joint of conductor wire (4) has brass alligator clip (6), two handle outer walls of brass alligator clip (6) have cup jointed rubber sleeve (7), test probe (13), copper spring (23), conductor wire (4) communicate with each other with brass alligator clip (6) circuit.

2. The test pencil according to claim 1, wherein the outer wall of the front section of the test pencil shell (1) is provided with a holding groove (2), the outer wall of the holding groove (2) is provided with the protruding points (3) with the same diameter in an equal density manner, the test pencil shell (1) is made of high polymer wear-resistant plastic, and the material can clearly see the structure in the test pencil and is resistant to falling and wear.

3. The test pencil for motor vehicle maintenance according to claim 1, wherein a red neon lamp (14) is welded on the outer wall of one side of the circuit board (21), a green neon lamp (15) is welded on the outer wall of the same side of the circuit board (21), a display screen (16) is welded on the outer wall of the same side of the circuit board (21), a storage battery (22) is welded on the outer wall of the same side of the circuit board (21), a USB charging hole (19) is connected on the outer wall of one side of the storage battery (22) through a line, the USB charging hole (19) penetrates through the test pencil shell (1), a charging indicator lamp (20) is welded on the outer wall of one side of the circuit board (21), the charging indicator lamp (20) is located on the partition wall of the storage battery (22) and is connected with the circuit of the storage battery (22), a button (17) is welded on the outer wall of one side of the circuit board (21), and a second button (18) is welded on the outer wall of the same side of the circuit board (21), the light-emitting test pencil is characterized in that the outer wall of one side of the circuit board (21) is connected with an illuminating lamp tube (24) through a line, the inner wall of one side of the test pencil shell (1) is provided with a light hole (25), and light of the illuminating lamp tube (24) penetrates through the light hole (25).

4. The test pencil as claimed in claim 1, wherein a groove (27) is formed in an inner wall of one side of the test pencil housing (1), a moving block (28) is movably connected to an outer wall of the same side of the test pencil housing (1), a connecting plate (29) is clamped to an outer wall of one side of the moving block (28), a blade (26) is clamped to an inner wall of one side of the connecting plate (29), the connecting plate (29) penetrates through the groove (27), the blade (26) is arranged in the groove (27), and the blade (26) can penetrate through the groove (27) by moving the moving block (28).

5. The test pencil according to claim 1, characterized in that a rubber connecting strip (12) is fixedly connected to the outer wall of one side of the test pencil shell (1), a second magnet (11) is fixedly connected to the outer wall of the same side of the test pencil shell (1), a soft sleeve (9) is fixedly connected to the outer wall of one side of the rubber connecting strip (12), and a magnet (10) is fixedly connected to the outer wall of one side of the soft sleeve (9).

6. The test pencil according to claim 1, wherein a wire port protective sleeve (8) is fixedly connected to the tail end of the test pencil housing (1), and the wire port protective sleeve (8) is tightly wrapped on the conductive wire (4).