CN214843956U

CN214843956U - Mechanical strength testing device for household appliances

Info

Publication number: CN214843956U
Application number: CN202121245978.6U
Authority: CN
Inventors: 匡唐敏
Original assignee: Shenzhen Borui Test Technology Services Co ltd
Current assignee: Shenzhen Borui Test Technology Services Co ltd
Priority date: 2021-06-04
Filing date: 2021-06-04
Publication date: 2021-11-23
Anticipated expiration: 2031-06-04

Abstract

The utility model discloses a mechanical strength test device for domestic appliance, including base, support column, back timber, cylinder and control panel. The utility model has the advantages that: through setting up running gear, be convenient for remove this experimental apparatus, realize the removal to the device through the gyro wheel, through setting up chucking mechanism, be convenient for fix the domestic appliance that awaits measuring, prevent at the experimentation, domestic appliance drops, the fixed anti-skidding rubber cushion that sets up of clamping piece's centre gripping side, be convenient for improve the fixity, prevent simultaneously when the centre gripping, protect the domestic appliance that awaits measuring, through setting up adjustment mechanism, be convenient for come to await measuring domestic appliance through adjust cylinder's position and exert pressure, with the test under different pressure, domestic appliance's compressive capacity, through setting up pressure sensor, display screen and control panel, be convenient for carry out record and public notice with the pressure that the domestic appliance that awaits measuring received in real time, the experimenter later stage data analysis of being convenient for.

Description

Mechanical strength testing device for household appliances

Technical Field

The utility model relates to a mechanical strength test device specifically is a mechanical strength test device for domestic appliance, belongs to domestic appliance mechanical strength test technical field.

Background

Home appliances (HEA) mainly refer to various electric and electronic appliances used in homes and the like. Also known as civil electric appliances and daily electric appliances. The household appliances are released from heavy, trivial and time-consuming household work, create more comfortable and beautiful life and working environment which are more beneficial to physical and mental health for human beings, provide rich and colorful cultural and entertainment conditions, and become necessities of modern family life.

When an existing household appliance (HEA) leaves a factory, various tests are generally required, wherein the tests include the test of mechanical strength of the household appliance, the so-called mechanical strength refers to the maximum load which can be borne by a material in a unit area when the material is acted by an external force, most of the tests are expressed by compressive strength, the existing compressive strength testing device is not convenient to move when in use, and a fixing device for the appliance to be tested is lacked, so that the appliance to be tested is easy to fall off or leave a preset position when in testing, and experimental data are inaccurate.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mechanical strength test device for domestic appliance just in order to solve above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose: the utility model provides a mechanical strength test device for domestic appliance, includes base, support column, back timber, cylinder and control panel, the fixed running gear that is provided with in inside of base, and the upper surface both sides fixedly connected with support column of base, both sides the upper end rigid coupling of support column has the back timber, the fixed adjustment mechanism that is provided with in inside of back timber, and adjustment mechanism's lower extreme rigid coupling has the cylinder, one of them fixed mounting has control panel on the outside lateral wall of support column, the base is located two the rigid coupling has chucking mechanism between the support column.

As a further aspect of the present invention: running gear comprises biax motor one, swivel nut one, screw rod one, connecting rod, movable plate and gyro wheel, running gear is fixed to be set up in the inside mounting groove of seting up of base, and the bottom wall intermediate position rigid coupling has biax motor one in the mounting groove, equal rigid coupling has screw rod one, two on the both ends output shaft of biax motor one equal threaded connection has swivel nut one, two on the screw rod one the upper end of swivel nut one all articulates there is the connecting rod, the one end that the swivel nut one was kept away from to the connecting rod all with same the movable plate is articulated, the movable plate is located the both sides of connecting rod respectively the rigid coupling has the gyro wheel.

As a further aspect of the present invention: the clamping mechanism is composed of a rotating handle, a second screw rod, a second threaded sleeve and a clamping block, the rotating handle is fixedly connected to the outer side of the shell of the clamping mechanism, the second screw rod is fixedly connected to one side of the rotating handle and extends to the inside of the clamping mechanism, the surface threads of the second screw rod are provided with the second threaded sleeve, the clamping block is fixedly connected to the upper end of the second threaded sleeve, and the clamping block is connected with the upper surface of the clamping mechanism in a sliding mode.

As a further aspect of the present invention: and an anti-skidding rubber cushion is fixedly arranged on the clamping side of the clamping block.

As a further aspect of the present invention: adjustment mechanism comprises two, connecting axle, gear one, two, screw rod three, swivel nut three and fixed plates of double-shaft motor, two fixed mounting of double-shaft motor are in the inside logical groove bottom that sets up of back timber, and the rigid coupling has the connecting axle on the both ends output shaft of double-shaft motor two, the tip rigid coupling of connecting axle has gear one, the downside gear engagement of gear one is connected with gear two, gear two's lower extreme rigid coupling has screw rod three, three extends to the inside inslot that sets up of support column, and equal threaded connection has swivel nut three on the screw rod three of both sides, two be connected with the fixed plate between the swivel nut three, the downside rigid coupling of fixed plate has the cylinder.

As a further aspect of the present invention: the downside of cylinder is provided with pressure sensor, the last display screen that is provided with of control panel, pressure sensor's output links to each other with control panel's input, and control panel's signal output part links to each other with the input of display screen.

The utility model has the advantages that: the mechanical strength testing device for the household appliance is reasonable in design, by arranging the traveling mechanism, when the device needs to be moved, the first double-shaft motor is turned on, the first double-shaft motor rotates to drive the first screw rod to rotate, the first screw sleeves are rotated to enable the first two screw sleeves to approach each other, so that the connecting rod drives the moving plate to move downwards, the roller is further contacted with the bottom surface, the device is moved through the roller, the household appliance to be tested is fixed through the clamping mechanism, the household appliance to be tested is prevented from falling in the experimental process, the anti-skidding rubber cushion is fixedly arranged on the clamping side of the clamping block, the fixing capacity is improved, meanwhile, the household appliance to be tested is prevented from being protected during clamping, by arranging the adjusting mechanism, the household appliance to be tested is conveniently stressed through adjusting the position of the air cylinder, so that the test is carried out under different pressures, domestic appliance's compressive capacity through setting up pressure sensor, display screen and control panel, is convenient for carry out the record and the public notice with the pressure that domestic appliance received that awaits measuring in real time, and the experimenter later stage operation data analysis of being convenient for.

Drawings

FIG. 1 is a schematic view of the external structure of the testing device of the present invention;

FIG. 2 is a schematic view of the internal connection structure of the testing device of the present invention;

fig. 3 is a schematic structural view of the traveling mechanism of the present invention.

In the figure: 1. the device comprises a base, 2, support columns, 3, a top beam, 4, an air cylinder, 5, a clamping mechanism, 6, a control panel, 7, a double-shaft motor II, 8, a connecting shaft, 9, a gear I, 10, a gear II, 11, a screw rod III, 12, a screw sleeve III, 13, a fixing plate, 14, a rotating handle, 15, a screw rod II, 16, a screw sleeve II, 17, a clamping block, 18, an installation groove, 19, a double-shaft motor I, 20, a screw sleeve I, 21, a screw rod I, 22, a connecting rod, 23, a moving plate, 24, rollers, 25 and a pressure sensor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example one

Referring to fig. 1 to 3, a mechanical strength testing device for a household appliance includes a base 1, support columns 2, a top beam 3, cylinders 4 and a control panel 6, wherein a traveling mechanism is fixedly disposed inside the base 1, the support columns 2 are fixedly connected to two sides of the upper surface of the base 1, the top beam 3 is fixedly connected to the upper ends of the support columns 2 at two sides, an adjusting mechanism is fixedly disposed inside the top beam 3, the cylinder 4 is fixedly connected to the lower end of the adjusting mechanism, the control panel 6 is fixedly mounted on the outer side wall of one of the support columns 2, and a clamping mechanism 5 is fixedly connected between the two support columns 2 of the base 1.

Further, in the embodiment of the present invention: running gear comprises a biax motor 19, a swivel nut 20, a screw rod 21, connecting rod 22, movable plate 23 and gyro wheel 24, running gear is fixed to be set up in the inside mounting groove 18 of seting up of base 1, and the bottom wall intermediate position rigid coupling has a biax motor 19 in the mounting groove 18, equal rigid coupling has a screw rod 21, two on the both ends output shaft of a biax motor 19 equal threaded connection has a swivel nut 20, two on a screw rod 21 the upper end of a swivel nut 20 all articulates there is connecting rod 22, the one end that a swivel nut 20 was kept away from to connecting rod 22 all with same piece the movable plate 23 is articulated, the both sides that the movable plate 23 is located connecting rod 22 respectively the rigid coupling have gyro wheel 24, the model of a biax motor 19 is: 57BYGH246-3004A-ZK12, which is convenient for moving and fixing the experimental device according to the actual use requirement, and is convenient for use.

Further, in the embodiment of the utility model provides an in, chucking mechanism 5 comprises 14, two 15, two 16 and the clamp splice 17 of swivel nut, the swivel nut is in the casing outside of chucking mechanism 5 to 14 rigid couplings, and just changes 14 one side rigid coupling has two 15 of screw rods, two 15 of screw rods extend to chucking mechanism 5's inside, and two 15 of screw rods's surface screw thread is provided with two 16, two the severe rigid coupling of two 16 of swivel nuts has clamp splice 17, sliding connection between clamp splice 17 and the 5 upper surfaces of chucking mechanism is convenient for fix the domestic appliance that awaits measuring, prevents that in the experimentation, domestic appliance drops.

Further, in the embodiment of the utility model provides an in, the fixed anti-skidding rubber cushion that is provided with of centre gripping side of clamp splice 17 is convenient for improve the fixity, prevents simultaneously when the centre gripping, protects the domestic appliance that awaits measuring.

Example two

Further, in the embodiment of the present invention, the adjusting mechanism is composed of a second double-shaft motor 7, a connecting shaft 8, a first gear 9, a second gear 10, a third screw 11, a third screw 12 and a fixing plate 13, the second double-shaft motor 7 is fixedly installed at the bottom of a through groove formed in the top beam 3, the connecting shaft 8 is fixedly connected to output shafts at two ends of the second double-shaft motor 7, the first gear 9 is fixedly connected to an end portion of the connecting shaft 8, the second gear 10 is engaged with the lower gear of the first gear 9, the third screw 11 is fixedly connected to the lower end of the second gear 10, the third screw 11 extends into a groove formed in the supporting column 2, the third screw 11 at two sides is threadedly connected to the third screw 12, the fixing plate 13 is connected between the three screw 12 at two sides, the cylinder 4 is fixedly connected to the lower side of the fixing plate 13, the model number of the second double-shaft motor 7 is 57BYGH246-3004A-ZK12, the pressure can be applied to the household appliance to be tested by adjusting the position of the air cylinder 4, so that the pressure resistance of the household appliance under different pressures can be tested.

Further, in the embodiment of the utility model provides AN in, the downside of cylinder 4 is provided with pressure sensor 25, the last display screen that is provided with of control panel 6, pressure sensor 25's output links to each other with control panel 6's input, and control panel 6's signal output part links to each other with the input of display screen, and wherein pressure sensor 25's model is SIN-P300, and the model of display screen is AN-238W03D, is convenient for carry out the record and the public demonstration with the pressure that the domestic appliance that awaits measuring received in real time, and the experimenter later stage of being convenient for is done data analysis.

The working principle is as follows: when the mechanical strength testing device for the household appliance is used, the device is firstly moved to a proper position, the first double-shaft motor 19 is opened at the moment, the first double-shaft motor 19 rotates to drive the first screw rod 21 to rotate, the first screw rod 21 rotates to enable the first two screw sleeves 20 to approach each other, the connecting rod 22 drives the moving plate 23 to move downwards, the roller 24 is enabled to be in contact with the bottom surface, the device is moved through the roller 24, then the roller 24 is retracted through reversing the first double-shaft motor 19, the device is fixed, then the household appliance to be tested is placed between the two clamping blocks 17, the rotating handle 14 is rotated, the rotating handle 14 drives the second screw rod 15, the second screw rod 15 rotates to drive the second screw sleeves 16 to approach each other, the two clamping blocks 17 approach each other, the household appliance to be tested is fixed, then the second double-shaft motor 7 is opened, and the air cylinder 4 is positioned between the first gear 9 and the second gear 9, The gear II 10, the screw rod III 11, the threaded sleeve III 12 and the fixing plate 13 are matched to move to the upper portion of the to-be-tested household appliance, then the driving cylinder 4 extrudes the to-be-tested household appliance to observe the characterization condition of the to-be-tested household appliance, and data are sent to the control panel 6 through the pressure sensor 25 to be recorded and displayed, so that the later-period data analysis of an experimenter is facilitated.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A mechanical strength test device for household appliances, which is characterized in that: including base (1), support column (2), back timber (3), cylinder (4) and control panel (6), the fixed running gear that is provided with in inside of base (1), and the upper surface both sides fixedly connected with support column (2) of base (1), both sides the upper end rigid coupling of support column (2) has back timber (3), the fixed adjustment mechanism that is provided with in inside of back timber (3), and adjustment mechanism's lower extreme rigid coupling has cylinder (4), one of them fixed mounting has control panel (6) on the outside lateral wall of support column (2), base (1) is located two the rigid coupling has chucking mechanism (5) between support column (2).

2. A mechanical strength test apparatus for home appliances according to claim 1, characterized in that: running gear comprises biax motor (19), swivel nut (20), screw rod (21), connecting rod (22), movable plate (23) and gyro wheel (24), running gear is fixed to be set up in inside mounting groove (18) of seting up in base (1), and the bottom wall intermediate position rigid coupling has biax motor (19) in mounting groove (18), equal rigid coupling has screw rod (21), two on the both ends output shaft of biax motor (19) equal threaded connection has swivel nut (20), two on screw rod (21) the upper end of swivel nut (20) all articulates there is connecting rod (22), the one end that swivel nut (20) was kept away from in connecting rod (22) all with same movable plate (23) are articulated, the both sides that movable plate (23) are located connecting rod (22) rigid coupling respectively have gyro wheel (24).

3. A mechanical strength test apparatus for home appliances according to claim 1, characterized in that: chucking mechanism (5) constitute by changeing (14), two (15) of screw rod, two (16) of swivel nut and clamp splice (17), change the casing outside of chucking mechanism (5) to (14) rigid coupling, and change one side rigid coupling of (14) and have two (15) of screw rod, two (15) of screw rod extend to the inside of chucking mechanism (5), and the surface screw thread of two (15) of screw rod is provided with two (16) of swivel nut, two the upper end drama rigid coupling of two (16) of swivel nut has clamp splice (17), sliding connection between clamp splice (17) and chucking mechanism (5) upper surface.

4. A mechanical strength test apparatus for home appliances according to claim 3, characterized in that: and an anti-skidding rubber cushion is fixedly arranged on the clamping side of the clamping block (17).

5. A mechanical strength test apparatus for home appliances according to claim 1, characterized in that: the adjusting mechanism consists of a double-shaft motor II (7), a connecting shaft (8), a gear I (9), a gear II (10), a screw rod III (11), a screw sleeve III (12) and a fixing plate (13), the double-shaft motor II (7) is fixedly arranged at the bottom of the through groove arranged in the top beam (3), and the output shafts at the two ends of the double-shaft motor II (7) are fixedly connected with a connecting shaft (8), a first gear (9) is fixedly connected at the end part of the connecting shaft (8), a second gear (10) is connected with the lower side gear of the first gear (9) in a meshing way, the lower end of the second gear (10) is fixedly connected with a third screw rod (11), the third screw rod (11) extends into a groove arranged in the supporting column (2), and the three (11) screws on the two sides are all in threaded connection with three (12) threaded sleeves, two a fixing plate (13) is connected between the three (12) threaded sleeves, and the lower side of the fixing plate (13) is fixedly connected with a cylinder (4).

6. A mechanical strength test apparatus for home appliances according to claim 1, characterized in that: the downside of cylinder (4) is provided with pressure sensor (25), be provided with the display screen on control panel (6), the output of pressure sensor (25) links to each other with control panel (6)'s input, and control panel's (6) signal output part links to each other with the input of display screen, is convenient for carry out record and public notice with the pressure that the domestic appliance that awaits measuring received in real time.