CN207439801U - A kind of automatic pull force tester of packaged type power cord - Google Patents

A kind of automatic pull force tester of packaged type power cord Download PDF

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Publication number
CN207439801U
CN207439801U CN201721493124.3U CN201721493124U CN207439801U CN 207439801 U CN207439801 U CN 207439801U CN 201721493124 U CN201721493124 U CN 201721493124U CN 207439801 U CN207439801 U CN 207439801U
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China
Prior art keywords
test
power cord
slide plate
fixture
cam
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Active
Application number
CN201721493124.3U
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Chinese (zh)
Inventor
郑椿栋
王倩
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Guangdong Safety Testing Co Ltd
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Guangdong Safety Testing Co Ltd
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Priority to CN201721493124.3U priority Critical patent/CN207439801U/en
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Abstract

The utility model discloses a kind of automatic pull force tester of packaged type power cord, including a test platform, the bottom of test platform is provided with the Moving caster of band brake function, the left end on test platform surface is provided with a fixed pulley, a motor is provided on the right side of fixed pulley, one cam of front end drive connection of motor, a driven wheel is provided on the right side of cam, an installation slide plate is provided with below driven wheel, a hook is provided on the left of installation slide plate, a rope is connected on hook, the left end of rope with a counterweight across being connected after fixed pulley, electric wire holding clip tool is provided on the right side of installation slide plate, the right side of electric wire holding clip tool is provided with a test product fixture, it is provided on the right side of test product fixture rotatably and compresses the fixation briquetting of test product fixture.The utility model is suitable for the pull test of the power cord of various electronic and electrical equipments, convenient for moving, can carry out mains cord pulling test automatically, result of the test is more stable, will not generate experiment abberation, and principle is simple, easy to manufacture is installed, and at low cost, test operation is simple.

Description

A kind of automatic pull force tester of packaged type power cord
Technical field
The utility model is related to pull test equipment, especially a kind of automatic pull force tester of packaged type power cord.
Background technology
It is required according to each electronic and electrical equipment safety detection standard, the power cord of electronic and electrical equipment needs to meet standard gauge Fixed pull test, for traditional mains cord pulling test usually by manually applying pulling force, the proof strength of test man is big, and The unstability factor of the easy tested person personnel of result of the test influences, and generates experiment abberation.It is a kind of new therefore, it is necessary to research and develop Mains cord pulling test device, with overcome the deficiencies in the prior art.
The content of the invention
The technical problem to be solved by the utility model is to provide it is a kind of convenient for move, power cord drawing can be carried out automatically Power experiment, result of the test is more stable, will not generate the automatic pull force tester of packaged type power cord of experiment abberation.
The utility model is achieved through the following technical solutions:A kind of automatic pull test dress of packaged type power cord It puts, including a test platform, the bottom of the test platform is provided with the Moving caster of band brake function, the test platform table The left end in face is provided with a fixed pulley, and a motor, the front end drive connection one of the motor are provided on the right side of the fixed pulley Cam is provided with a driven wheel on the right side of the cam, and an installation slide plate is provided with below the driven wheel, and the installation is slided A hook is provided on the left of plate, is connected with a rope on the hook, the left end of the rope across after fixed pulley with a weight Code connection, described install are provided with electric wire holding clip tool on the right side of slide plate, the right side of the electric wire holding clip tool is provided with one Test product fixture is provided on the right side of the test product fixture rotatable and compresses the fixation briquetting of test product fixture.
As preferred technical solution, the test platform lower end sets the Moving caster of band brake function, overcomes examination The problem of experiment device is heavy not easily shifted.
As preferred technical solution, the pulling force of the power cord is applied by fixed counterweight, and pulling force is reliable and stable.
As preferred technical solution, the cam rotation of the motor of the experimental provision promotes driven wheel movement, so that Slide plate or so linear movement is installed, because the reason for cam eccentric, when cam rotation is to maximum eccentricity, cam can push up Play installation slide plate and be moved to right end, power supply relaxation and from the pulling force of left side counterweight, cam rotation to minimum eccentricity when Wait, cam separates with driven wheel, and slide plate is moved to left end, power cord be subject on the left of counterweight pulling force, such reciprocation cycle from And the pull test of power cord is realized automatically.
As preferred technical solution, the fixture of the test product is fixed by two pieces of fixed briquettings, is effectively ensured Test product be fixed on experiment desired position, it is ensured that pull test result it is accurate
The beneficial effects of the utility model are:1) this patent formula cleverly solves experimental rig heaviness and is not easy what is moved Problem can easily move the experimental provision to correlation test region;2) this patent scheme is by fixing counterweight to power cord Apply pulling force, pulling force is reliable and stable;3) the installation slide plate that this patent scheme is made in by the cam rotation promotion driven wheel of motor Left and right linear movement, because the reason for cam eccentric, when cam rotation is to maximum eccentricity, cam can jack up installation and slide Plate is moved to right end, power supply relaxation and from the pulling force of left side counterweight, when cam rotation arrives minimum eccentricity, cam and Driven wheel separates, and slide plate is moved to left end, and power cord is subject to the pulling force of left side counterweight, and such reciprocation cycle so as to realize automatically The pull test of power cord significantly reduces the manipulation strength of test man and time and human cost.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, it can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the dimensional structure diagram of the utility model.
Specific embodiment
All features or disclosed all methods disclosed in this specification or in the process the step of, except mutually exclusive Feature and/or step beyond, can combine in any way.
Any feature disclosed in this specification, unless specifically stated, can be equivalent by other or with similar purpose Alternative features are replaced.I.e., unless specifically stated, each feature is an example in a series of equivalent or similar characteristics .
As shown in Figure 1, a kind of automatic pull force tester of packaged type power cord of the utility model, including a test platform 3, the bottom of the test platform is provided with the Moving caster 13 of band brake function, and the left end on the test platform surface is provided with One fixed pulley 4, is provided with a motor 7 on the right side of the fixed pulley, and the front end of the motor is sequentially connected a cam 6, described convex A driven wheel 8 is provided on the right side of wheel, an installation slide plate 9, the left side of the installation slide plate are provided with below the driven wheel A hook 5 is provided with, is connected with a rope 2 on the hook, the left end of the rope with a counterweight 1 across connecting after fixed pulley It connects, electric wire holding clip tool 10 is provided on the right side of the installation slide plate, the right side of the electric wire holding clip tool is provided with a quilt Product clamper 11 is surveyed, be provided on the right side of the test product fixture rotatably and compresses the fixation briquetting of test product fixture 12.Test product fixture is fixed by two pieces of fixed briquettings, effectively ensures that test product is fixed on the position needed for experiment Put, it is ensured that pull test result it is accurate.
The motor of the utility model drives cam rotation and driven wheel is promoted to move, so that installation slide plate or so straight line moves Dynamic, because the reason for cam eccentric, when cam rotation is to maximum eccentricity, cam can jack up installation slide plate and be moved to most Right end, power supply relaxation and from the pulling force of left side counterweight, when cam rotation arrives minimum eccentricity, cam divides with driven wheel From slide plate is moved to left end, and power cord is subject to the pulling force of left side counterweight, and such reciprocation cycle so that realize power cord automatically Pull test.
Before experiment, test specimen is first fixed on by test product fixture on testing stand by (1), and adjustment test bed is to properly Height, (2) fix power cord by Electric wire clamp, and adjust power cord and test platform and highly ensure that cam is minimum eccentric Away from the power cord stress in rightmost, cam maximum eccentricity power cord in rightmost does not stress, and (3) hang up standard requirement weight The counterweight of amount can carry out tensile test to electrical power, meet to remove power cord and check whether after test number (TN) and meet standard It is required that.
The utility model:1) substituted by cam mechanism and manually carry out pull test, make the pull test machine of high intensity Device easily solves, and mode of operation is simple and laborsaving;2) this mains cord pulling test machine applies pulling force by fixed counterweight, and pulling force is steady It is fixed, process safety is tested, while tester's destabilizing factor is also avoided, as a result objective and fair, will not generate experiment abberation; 3) this mains cord pulling test machine principle is simple but ingenious, conveniently moving, easy to manufacture installation, at low cost, and test operation Simply, the handling time needed for huge saving experiment, and with security.
The utility model mains cord pulling test machine lower end sets the Moving caster of band brake function, overcomes experimental rig The problem of heavy not easily shifted.The pulling force of power cord is applied by fixed counterweight, and pulling force is reliable and stable.The utility model is suitble to In the pull test of the power cord of various electronic and electrical equipments, the automatic pull force tester principle letter of this packaged type power cord Single, easy to manufacture installation is at low cost, easily mobile, and test operation is simple.The utility model can realize power cord Automatic pull test, effectively saves the time cost in laboratory, and ensures testing result more accurate and effective.
The above is only specific embodiment of the present utility model, but the scope of protection of the utility model is not limited to In this, any change or replacement expected without creative work should be covered within the scope of the utility model. Therefore, the scope of protection of the utility model should be determined by the scope of protection defined in the claims.

Claims (1)

1. a kind of automatic pull force tester of packaged type power cord, it is characterised in that:Including a test platform (3), the examination The bottom for testing platform is provided with the Moving caster (13) of band brake function, and the left end on the test platform surface is provided with certain cunning It takes turns (4), a motor (7) is provided on the right side of the fixed pulley, front end one cam of drive connection (6) of the motor is described convex A driven wheel (8) is provided on the right side of wheel, an installation slide plate (9) is provided with below the driven wheel, the installation slide plate Left side is provided with a hook (5), is connected with a rope (2) on the hook, the left end of the rope across after fixed pulley with one Counterweight (1) connects, and electric wire holding clip tool (10), the right side of the electric wire holding clip tool are provided on the right side of the installation slide plate A test product fixture (11) is provided with, be provided on the right side of the test product fixture rotatably and compresses test product fixture Fixation briquetting (12).
CN201721493124.3U 2017-11-09 2017-11-09 A kind of automatic pull force tester of packaged type power cord Active CN207439801U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721493124.3U CN207439801U (en) 2017-11-09 2017-11-09 A kind of automatic pull force tester of packaged type power cord

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721493124.3U CN207439801U (en) 2017-11-09 2017-11-09 A kind of automatic pull force tester of packaged type power cord

Publications (1)

Publication Number Publication Date
CN207439801U true CN207439801U (en) 2018-06-01

Family

ID=62288586

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721493124.3U Active CN207439801U (en) 2017-11-09 2017-11-09 A kind of automatic pull force tester of packaged type power cord

Country Status (1)

Country Link
CN (1) CN207439801U (en)

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