CN215179523U

CN215179523U - Drawer and aging test device with same

Info

Publication number: CN215179523U
Application number: CN202120775871.6U
Authority: CN
Inventors: 殷广骥; 曹鹏程
Original assignee: Suzhou HYC Technology Co Ltd
Current assignee: Suzhou HYC Technology Co Ltd
Priority date: 2021-04-15
Filing date: 2021-04-15
Publication date: 2021-12-14
Anticipated expiration: 2031-04-15

Abstract

The utility model discloses a drawer and have its aging testing device, the drawer includes the drawer door, connect in the inboard section bar frame of drawer door, set up in at least one test jig on the section bar frame, the test jig includes the loading board, is located the bottom of loading board and to the protruding bracket that stretches in one side that bears the product that awaits measuring, the drawer is still including being located the loading board bears the protective structure of one side of the product that awaits measuring. The utility model discloses a product to be tested is placed to the loading board, and rethread protective structure protects it, can reduce the product spoilage or avoid the product to damage at the in-process of pulling out or impelling the drawer.

Description

Drawer and aging test device with same

Technical Field

The utility model relates to an aging testing technical field, especially a drawer that can reduce product spoilage or surface product damage and have its aging testing device.

Background

When the industrial product is actually used, various factors such as temperature, light and the like in the environment can promote the product to age; therefore, the aging test is an important test in product quality inspection, and various factors involved in the product under the actual use scene are simulated through the test device, so that the aging condition of the product is tested.

The vertical drawing type aging box is a common aging test box, but the product has the risk of toppling and collision damage during the process of drawing out or pushing in the box body.

In view of the above, there is a need to provide an improved drawer and an aging testing apparatus having the same to solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can reduce the product spoilage or avoid the drawer of product damage and have its aging testing device.

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

the utility model provides a drawer, includes the drawer door, connect in the inboard section bar frame of drawer door, set up in at least one test jig on the section bar frame, the test jig includes the loading board, is located the bottom of loading board just to the protruding bracket that stretches in one side that bears the product that awaits measuring, the drawer is still including being located the loading board bears the protective structure of one side of the product that awaits measuring.

Furthermore, the section bar frame and/or the test frame are/is provided with at least one protection position fixing structure which enables the protection structure to be located in the placement area of the bearing plate, and a temporary placement position fixing structure which enables the protection structure to be away from the placement area of the bearing plate.

Further, the temporary placement fixing structure is positioned on one side of the protection fixing structure, which is far away from the bracket.

Further, protection position fixed knot construct put a fixed knot structure temporarily for U type groove, protective structure is the protective rod.

Furthermore, the bearing plate is provided with air holes.

Further, the section bar frame comprises a plurality of vertical frame units and a plurality of supporting units fixed on the vertical frame units along the vertical direction, the bearing plate is fixed on the supporting units, and the top of the bearing plate inclines towards one side deviated from the bearing product to be tested.

Furthermore, be equipped with the installation window on the drawer door, be located the observation window of installation window department, the observation window includes the mount, is located the outer window in the mount outside, is located the inboard interior window of mount.

Furthermore, the drawer door comprises an outer door frame provided with the installation window and an inner door frame provided with the installation window, wherein a fixing structure positioned around the installation window is arranged on the inner side of the outer door frame, or a fixing structure positioned around the installation window is arranged on the outer side of the inner door frame; the observation window is positioned between the outer door frame and the inner door frame and is fixed on the mounting structure.

an aging test device comprises a box body, at least one test room positioned in the box body, at least one drawer arranged in the test room in a sliding mode, a temperature control system used for controlling the temperature in the test room and a controller.

Further, the aging testing device further comprises an electromagnetic lock, the electromagnetic lock comprises an electromagnet arranged on one of the box body and the drawer door and a magnetic suction block arranged on the other of the box body and the drawer door, and the electromagnet is in communication connection with the controller.

Compared with the prior art, the utility model discloses a drawer, through the product to be tested is placed to the loading board, and rethread protective structure protects it, can reduce the product spoilage or avoid the product to damage at the in-process of pulling out or impelling the drawer.

Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments of the invention, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.

FIG. 1 is a schematic structural diagram of an aging testing apparatus according to a preferred embodiment of the present invention;

FIG. 2 is a schematic view of a drawer according to a preferred embodiment of the present invention;

fig. 3 is an exploded view of a drawer door according to a preferred embodiment of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 3;

FIG. 5 is a schematic view of a portion of the profile frame of FIG. 2 in cooperation with a carrier plate;

FIG. 6 is a schematic view of FIG. 5 at another angle;

fig. 7 is a schematic structural diagram of a carrier plate according to a preferred embodiment of the present invention.

Description of reference numerals:

100-aging test device, 1-box body, 2-drawer, 21-drawer door, 211-installation window, 212-observation window, 2121-fixing frame, 2122-external window, 2123-internal window, 213-external door frame, 214-internal door frame, 215-window fixing structure, 216-external wheel, 22-section bar frame, 221-bottom frame, 222-vertical frame unit, 2221-vertical frame group, 223-supporting unit, 23-test frame, 231-bearing plate, 2311-air vent, 232-bracket, 233-connecting edge, 234-clamping groove, 24-protection structure, 25-internal wheel, 3-electromagnetic lock, 31-electromagnet, 32-magnetic suction block and M-product to be tested.

Detailed Description

Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention.

The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.

Referring to fig. 1 to 7, an aging testing apparatus 100 according to a preferred embodiment of the present invention includes a box 1, at least one testing room located in the box 1, at least one drawer 2 slidably disposed in the testing room, a temperature control system for controlling a temperature in the testing room, and a controller.

For convenience of description, the present invention uses the box body 1 as a reference, defines the inner and outer directions by the inner and outer sides of the box body 1, and defines the upper (top) and lower (bottom) directions according to the directions in practical application.

The box body 1 is an insulation box, so that the test chamber is maintained in a proper test temperature range in the aging test process.

The number of the test rooms and the number of the drawers 2 are generally set according to the actual requirements of the burn-in test apparatus 100. In the embodiment with one test booth, the number of drawers 2 may be 1 or more; and usually a fan is arranged in the test room to drive air circulation, so that the temperature in the whole test room is uniform.

In the embodiment with a plurality of test rooms, the number of drawers 2 in each test room may be one or more. In one case, the test rooms are independent, the set temperature of all the test rooms is the same, and the same or different products can be tested under the same high-temperature or low-temperature condition; or the set temperature of different test rooms is different, different products are correspondingly tested in different test rooms, or the aging degree of the same product under different high-temperature or low-temperature conditions is measured in different test rooms. In another case, at least a part of the test rooms are selectively communicated through an openable or closable channel, and air is driven to circulate by arranging a fan and the like, so that the temperature in each test room is basically the same, and the products in different test rooms can be subjected to aging test under the same condition.

The temperature control system includes a heater and a heat supply component for supplying heat generated by the heater to the test room, wherein the heater, the heat supply component, and the like refer to the conventional aging test apparatus 100, and are not described herein again. The heater and the heat supply assembly needing to be electrically controlled are in communication connection with the controller so as to accurately or intelligently adjust the temperature of the test room. Of course, the heat supply assembly which does not need to be electrically controlled does not need to be in communication connection with the controller, and the heat supply assembly can be omitted under the condition that the heater is arranged in the test room and the like without the heat supply assembly.

Referring to fig. 2 to 7, the drawer 2 includes a drawer door 21, a profile frame 22 connected to an inner side of the drawer door 21, at least one testing frame 23 disposed on the profile frame 22 for placing a product M to be tested, and a protection structure 24 disposed on a side of the testing frame 23 carrying the product M to be tested.

The utility model discloses will await measuring product M arrange in back on the test jig 23, the product M that awaits measuring is located the test jig 23 with between protective structure 24 drawer 2 is taken out or is impeld the in-process of box 1, protective structure 24 protects the product, reduces the product spoilage or avoids the product to damage.

The drawer door 21 is usually provided with an observation window 212, which can observe the state of the product during the aging test, for example, observe the lighting state of the product. The inventor discovers in research that the observation window on the existing drawer door 21 is clamped with the door sheet metal through the sealing strip, the thickness of the observation window is thin, the heat preservation effect is influenced, and the observation window is easy to drop and damage.

In order to solve one of the above technical problems, the utility model discloses a fixed mode of observation window 212 is: the drawer door 21 is provided with a mounting window 211 and an observation window 212 located at the mounting window 211, and the observation window 212 includes a fixing frame 2121, an external viewing window 2122 located at the outer side of the fixing frame 2121, and an internal viewing window 2123 located at the inner side of the fixing frame 2121. The thickness of the observation window 212 is increased by the fixing frame 2121, and the outer view window 2122 and the inner view window 2123 are arranged at intervals, so that the heat preservation effect of the observation window 212 can be improved by vacuumizing or having air between the two.

Further, the drawer door 21 includes an outer door frame 213 provided with the installation window 211, and an inner door frame 214 provided with the installation window 211, wherein a window fixing structure 215 located around the installation window 211 is disposed on an inner side of the outer door frame 213, or a window fixing structure 215 located around the installation window 211 is disposed on an outer side of the inner door frame 214; the observation window 212 is located between the outer door frame 213 and the inner door frame 214 and fixed on the window fixing structure 215.

In the embodiment shown in fig. 3 and 4, the window fixing structure 215 is a plurality of fixing posts distributed around the installation window 211, fixing holes are formed in the observation window 212, and after the observation window 212 is fixed to the fixing posts, the outer door frame 213 and the inner door frame 214 are assembled, and the observation window 212 is pressed and fixed from the inside of the drawer door 21, so that the problem of easy loosening is solved. If necessary, an insulating layer may be foamed between the outer door frame 213 and the inner door frame 214.

As shown in fig. 2, 5 and 6, the profile frame 22 includes a bottom frame 221, a plurality of vertical frame units 222 extending upward from the bottom frame 221, and a plurality of support units 223 fixed to the vertical frame units 222 in the vertical direction, wherein the support units 223 are disposed in an upward inclined manner from the edge to the center in the width direction (X direction) of the drawer 2. Specifically, the vertical frame unit 222 includes two vertical frame groups 2221 arranged at intervals along the inner and outer directions, the vertical frame group 2221 includes two vertical frames arranged at intervals along the width direction of the drawer 2, the supporting unit 223 includes two supporting frames respectively arranged on the two vertical frame groups 2221, and two ends of the supporting frames are respectively connected to the two vertical frames.

The test rack 23 is fixed to the support unit 223. The testing jig 23 includes a bearing plate 231 fixed on the supporting unit 223, and a bracket 232 located at the bottom of the bearing plate 231 and protruding toward one side of the bearing plate for bearing the product M to be tested. As can be understood by those skilled in the art, the upward side of the carrier plate 231 is the side for carrying the product M to be tested, the bracket 232 supports the product M to be tested from the bottom, and the product is placed on the bracket 232 and leans against the carrier plate 231.

Preferably, the top of the carrier plate 231 is inclined to the side away from the product to be tested, so that the sample to be tested can be observed conveniently.

One side of the bearing plate 231, which deviates from the side bearing the product M to be tested, extends to form a connecting edge 233, the connecting edge 233 is provided with a clamping groove 234, correspondingly, the profile frame 22 is provided with a clamping hook or a rod, and the bearing plate 231 is positioned through the matching of the clamping groove 234 and the clamping hook or the rod.

Preferably, the test jig 23 is made of antistatic silica gel, and the use of metal parts is reduced, so that the specific heat capacity is reduced.

In addition, the bearing plate 231 is provided with the air holes 2311, so that the problems of difficult air circulation and slow temperature rise at the top of the bearing plate 231 are solved.

The protection structure 24 is located at one side of the bearing plate 231 for bearing the product M to be tested. At least one protection position fixing structure 241 for positioning the protection structure 24 in the placement area of the bearing plate 231 and a temporary placement position fixing structure 242 for separating the protection structure 24 from the placement area of the bearing plate 231 are arranged on the profile frame 22 and/or the bearing plate 231. When the protection structure 24 is fixed to the protection position fixing structure 241, the projection of the protection structure 24 on the bearing plate 231 along the direction perpendicular to the bearing plate 231 is located in the placement area of the bearing plate 231, so as to protect the product M to be tested located on the bearing plate 231; when the protection structure 24 is fixed to the temporary placement fixing structure 242, the projection of the protection structure 24 on the bearing plate 231 along the direction perpendicular to the bearing plate 231 is not located in the placement area of the bearing plate 231, so that the sample to be tested can be conveniently taken and placed.

In order to facilitate understanding of the arrangement positions of the protection position fixing structure 241 and the temporary placement position fixing structure 242, two protection structures 24 are illustrated in fig. 5, wherein the protection structure 24 located in the protection position fixing structure 241 protects a product M to be tested, and the protection structure 24 located in the temporary placement position fixing structure 242 is located above the product M to be tested; in practice, however, there is only one such guard structure 24.

The protection position fixing structure 241 is located above the bracket 232, and the protection position fixing structure 241 and the bracket 232 are arranged at intervals. When at least two protection position fixing structures 241 are provided, the distance between the protection position fixing structures 241 and the bracket 232 is different, and products with different sizes can be protected by adjusting the position of the protection structure 24.

In this embodiment, the protection position fixing structure 241 and the temporary placement position fixing structure 242 are U-shaped grooves, and the protection structure 24 is a protection rod.

In addition, the test product of this application is for testing the board, and it has flexible FPC isotructure to survey test board one side to stretch out, and in order to guarantee the location when ageing, can add modes such as magnetic adsorption or vacuum adsorption and fix a position on surveying the board.

Further, the drawer 2 further comprises an outer wheel 216 positioned at the bottom of the drawer door 21, an inner wheel 25 positioned at the bottom of the profile frame 22, wherein the inner wheel 25 is higher than the outer wheel 216; during the pulling-out or pushing-in process, the inner wheel 25 slides in the box body 1, the outer wheel 216 slides on the ground, and the whole process is labor-saving.

In addition, the inventor finds in research that the drawer 2 of the existing vertical drawing type aging test chamber is not foolproof and cannot be judged whether to be closed or opened. If not, the temperature rise time and the performance are influenced; if the device is pulled out in the operation process, the aging environment of the device is influenced, and even the risk of scalding personnel exists.

In order to solve the above technical problem, the aging testing device 100 of the present invention further includes an electromagnetic lock 3, the electromagnetic lock includes a magnet 31 disposed on one of the drawer doors 21 and a magnet 32 disposed on the other. Preferably, the electromagnet 31 is arranged on the box body 1, and the magnetic block is arranged on the door body, so that the wiring brief introduction is realized.

The electromagnet 31 is in communication connection with the controller, and door opening and closing conditions and time can be controlled through an upper computer program and warning is given. The problems that the drawer 2 is not fool-proof, can be opened at will, cannot be judged whether to be closed or not, has potential safety hazards and the like are solved.

The utility model discloses an aging testing device 100's use does: during aging, the drawer 2 is pulled out, the product M to be tested is placed on the bearing plate 231, a power supply and a signal line are connected, and the protection structure 24 is taken down from the temporary placement fixing structure 242 and placed on the protection position fixing structure 241. After the drawer is filled with the product, the drawer 2 is pushed into the box body 1, the magnetic suction block 32 on the drawer door 21 is attracted with the electromagnet 31 on the box body 1, and a signal is sent to the controller. By program control, the aging operation can be started only when all the drawer doors 21 are closed and sucked. If in the operation process, the electromagnetic lock is manually disconnected, and the equipment alarms and stops the operation by flashing the light. After the operation is finished, the temperature in the box body 1 is recovered to the set temperature, and the drawer 2 can be normally opened. The protection structure 24 is taken down from the protection position fixing structure 241, placed on the temporary placement position fixing structure 242, and the power supply and the signal line are disconnected, and the product is taken down. The lighting state of the product can be observed through the observation window in the aging process.

To sum up, the utility model places the product to be tested through the bearing plate 231, and supports the product to be tested through a plate surface; and then is protected by the protection structure 24, so that the product damage rate can be reduced or the product can be prevented from being damaged in the process of pulling out or pushing in the drawer 2.

Although certain specific embodiments of the present invention have been described in detail by way of example, it should be understood by those skilled in the art that the foregoing examples are for purposes of illustration only and are not intended to limit the scope of the invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.

Claims

1. The utility model provides a drawer, include the drawer door, connect in the inboard section bar frame of drawer door, set up in at least one test jig on the section bar frame, its characterized in that, the test jig includes the loading board, is located the bottom of loading board just to the protruding bracket that stretches in one side that bears the product that awaits measuring, the drawer is still including being located the loading board bears the protective structure of one side of the product that awaits measuring.

2. The drawer according to claim 1, characterized in that the profile rack and/or the test rack is provided with at least one protective position fixing structure for positioning the protective structure in the placement area of the carrier plate and a temporary placement position fixing structure for positioning the protective structure away from the placement area of the carrier plate.

3. The drawer of claim 2, wherein the staging fixture is located on a side of the shielding fixture remote from the tray.

4. The drawer according to claim 3, wherein the protection position fixing structure and the temporary placement position fixing structure are U-shaped grooves, and the protection structure is a protection rod.

5. The drawer of claim 1, wherein the carrier plate has air holes.

6. The drawer according to claim 1, wherein the profile frame comprises a plurality of vertical frame units and a plurality of support units fixed on the vertical frame units in the up-down direction, the bearing plate is fixed on the support units, and the top of the bearing plate is inclined to the side away from the side bearing the product to be tested.

7. The drawer according to claim 1, wherein the drawer door is provided with a mounting window and an observation window located at the mounting window, and the observation window comprises a fixing frame, an outer window located at the outer side of the fixing frame and an inner window located at the inner side of the fixing frame.

8. The drawer according to claim 7, wherein the drawer door comprises an outer door frame provided with the installation window, an inner door frame provided with the installation window, and a fixing structure provided around the installation window is provided on an inner side of the outer door frame, or a fixing structure provided around the installation window is provided on an outer side of the inner door frame; the observation window is positioned between the outer door frame and the inner door frame and is fixed on the mounting structure.

9. An aging testing device comprises a box body, at least one testing room arranged in the box body, at least one drawer arranged in the testing room in a sliding mode, a temperature control system used for controlling the temperature in the testing room and a controller, and is characterized in that the drawer is the drawer according to any one of claims 1 to 8.

10. The burn-in apparatus of claim 9, further comprising an electromagnetic lock, wherein the electromagnetic lock comprises an electromagnet disposed on one of the box body and the drawer door and a magnetic block disposed on the other, and the electromagnet is in communication with the controller.