CN215867049U

CN215867049U - Temperature control type short circuit test equipment

Info

Publication number: CN215867049U
Application number: CN202121302250.2U
Authority: CN
Inventors: 彭康东; 黄振鑫; 王子豪
Original assignee: Dongguan Ctl Electromagnetic Technology Co ltd
Current assignee: Dongguan Ctl Electromagnetic Technology Co ltd
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2022-02-18
Anticipated expiration: 2031-06-11

Abstract

The utility model discloses temperature control type short circuit test equipment which comprises a test box, wherein the rear side wall of the test box is provided with an air inlet, a filter screen is arranged inside the air inlet of the test box, a fixed seat is fixedly arranged on the front side of the top of the test box, a motor box is fixedly arranged on the front side of the top of the test box, and a driving motor is arranged inside the motor box. This temperature control type short circuit test equipment, detect the head through setting up, place when placing the upper surface of piece when battery pack, the head is detected in the pulling, make and detect the positive negative pole that the battery pack is connected to the head, when driving motor starts afterwards, driving motor accessible drive belt drives fan group and carries out the pivoted and start the hot plate simultaneously, make the air current that fan group produced heat through the hot plate, promote the temperature of heating test chamber inner chamber afterwards, make battery pack carry out high temperature environment short circuit test can.

Description

Temperature control type short circuit test equipment

Technical Field

The utility model relates to the technical field of short circuit tests, in particular to temperature control type short circuit test equipment.

Background

The short circuit is called local short circuit by the direct wire connection of electrical apparatus both ends in the circuit, and another kind condition power is not through any electrical apparatus and is directly linked together by the wire and be called the power short circuit, and in the short circuit test, short circuit test equipment need carry out short circuit test etc. to portable power source, can check the stability of relevant equipment and obtain important equipment parameter, and present short circuit test equipment need adjust the temperature when detecting portable power source for whether can produce the short circuit under different temperature environment to portable power source.

When the existing temperature control type short circuit test equipment is used, most of the equipment does not have hot air circulation, so that when the ambient environment of the mobile power supply is heated and detected, the heated heat is easy to lose, and the heating efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides temperature control type short circuit test equipment, which solves the problems that most of equipment does not have hot air circulation, so that the heated heat is easy to lose and the heating efficiency is reduced when the ambient environment of a mobile power supply is heated and detected.

In order to achieve the purpose, the utility model is realized by the following technical scheme: a temperature control type short circuit test device comprises a test box with an air inlet on the rear side wall, a filter screen is arranged inside the air inlet of the test box, a fixed seat is fixedly arranged on the front side of the top of the test box, a motor box is fixedly arranged on the front side of the top of the test box, a driving motor is arranged inside the motor box, a heating plate is vertically arranged in the inner cavity of the test box and divides the inner cavity of the test box into an air inlet cavity and a heating test cavity, a driving belt is arranged on an output shaft of the driving motor, a fan set driven by the driving belt is rotatably arranged in the inner cavity of the air inlet cavity, a vent is arranged in the inner cavity of the heating plate, a placing seat is fixedly arranged at the bottom of the inner cavity of the heating test cavity, a vent hole is arranged on the upper surface of the placing seat, and a placing block is fixedly arranged on the upper surface of the placing seat, the battery body is placed on the upper surface of the placing block, a protective box is fixedly installed at the top of the inner cavity of the heating test cavity, rotating rods are rotatably and transversely arranged on two sides of the inner part of the protective box, a detection head is arranged on the surface of each rotating rod, a first vent groove is fixedly installed at the front side of the inner cavity of the heating test cavity, an air suction pump communicated with the first vent groove is arranged on the front side of the test box, an upper one-way valve communicated with the air suction pump is arranged at the top of the front side of the test box, a third vent groove is arranged at the position, located on the front side of the air inlet cavity, of the test box, the front side of the third vent groove is communicated with the upper one-way valve, an air inlet of the third vent groove is communicated with the inner cavity of the air inlet cavity, a lower one-way valve communicated with the air suction pump is arranged at the bottom of the front side of the test box, a second vent groove communicated with the placing seat is arranged on the front side of the test box, and a connecting pipe communicated with the lower check valve is arranged on the front side wall of the second ventilation groove.

Furthermore, the front surface of the test box is provided with a switch door at the position of the heating test cavity, and baffle plates are vertically arranged on two sides of the upper surface of the placing seat.

Further, the positive one end of dwang outwards extends to the dwang is outside, the lower surface of protective housing seted up with the guard slot of detecting head looks adaptation.

Furthermore, the rear side wall of the first vent groove is provided with a gas gathering groove, and the gas gathering groove is in a funnel-shaped design.

Further, the front of fixing base is provided with controls the panel, the positive rear side of control panel rotationally is provided with the guard plate, the front side fixed mounting of guard plate has the fixed block, control the front of panel and be located the position of guard plate front side is provided with the movable block.

Further, the inside slidable of movable block is provided with the sliding block, the bottom of sliding block is vertical to be provided with the dead lever, the inside of fixed block seted up with the fixed slot of dead lever looks adaptation.

Further, the front of sliding block is provided with and extends to the outside slider of movable block, the shifting chute that can supply the slider activity is seted up in the front of movable block.

Compared with the prior art, the utility model has the beneficial effects that:

(1) the temperature control type short circuit test equipment is characterized in that the detection head is arranged, when the battery main body is placed on the upper surface of the placing block, the detection head is pulled to be connected with the positive electrode and the negative electrode of the battery main body, then when the driving motor is started, the driving motor can drive the fan set to rotate and simultaneously start the heating plate, so that air flow generated by the fan set is heated through the heating plate, the temperature of the inner cavity of the heating test cavity is increased, the battery main body is subjected to high-temperature environment short circuit test, when the battery main body is heated, the heated air passes through the first vent groove, so that the air pump can respectively convey the air heated by the inner cavity of the heating test cavity into the third vent groove and the second vent groove, one part of the air enters the inner cavity of the air inlet cavity to be reheated, and the other part of the air enters the inner cavity of the placing seat to heat the bottom of the battery main body, gas after heating can carry out the circulation use when preventing the heat waste, has avoided the heat after the heating to run off easily for the problem that heating efficiency reduces.

(2) This temperature control type short circuit test equipment through setting up the guard plate, can protect controlling the positive button of panel, when preventing to test battery subject, touches the button by mistake, leads to the parameter to change, influences the test effect, improves the protecting effect, through setting up check valve and lower check valve, can make the aspiration pump combustion gas carry out one-way flow, prevents that the air current from palirrhea, preserves the steady operation of aspiration pump.

Drawings

FIG. 1 is a schematic sectional elevation view of the structure of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic front view of the structure of the test box and the switch door of the present invention.

In the figure: 1-test box, 2-motor box, 3-drive motor, 4-transmission belt, 5-fan set, 6-filter screen, 7-heating plate, 8-air inlet cavity, 9-heating test cavity, 10-placing seat, 11-placing block, 12-protection plate, 13-first ventilation groove, 14-air pump, 15-upper one-way valve, 16-lower one-way valve, 17-second ventilation groove, 18-third ventilation groove, 19-switch door, 20-fixing seat, 21-control panel, 22-protection plate, 23-fixing block, 24-movable block, 25-sliding block, 26-fixing rod, 27-protection box, 28-rotating rod and 29-detection head.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a temperature control type short circuit test device comprises a test box 1 with an air inlet on the rear side wall, a filter screen 6 is arranged inside the air inlet of the test box 1, a fixed seat 20 is fixedly arranged on the front side of the top of the test box 1, a motor box 2 is fixedly arranged on the front side of the top of the test box 1, a driving motor 3 is arranged inside the motor box 2, a heating plate 7 is vertically arranged in the inner cavity of the test box 1, the heating plate 7 divides the inner cavity of the test box 1 into an air inlet cavity 8 and a heating test cavity 9, a driving belt 4 is arranged on an output shaft of the driving motor 3, a fan set 5 driven by the driving belt 4 is rotatably arranged in the inner cavity of the air inlet cavity 8, a vent is arranged in the inner cavity of the heating plate 7, when the driving motor 3 rotates, the driving motor 3 can drive the fan set 5 to rotate through the driving belt 4, and then the filter screen 6 can filter dust in the air, the filtered gas is heated by a vent in the heating plate 7 and then delivered to the interior of the heated test chamber 9.

The bottom fixed mounting who heats the test chamber 9 inner chamber has and places seat 10, the upper surface of placing seat 10 has seted up the ventilation hole, the last fixed surface who places seat 10 installs and places piece 11, the battery subject has been placed to the upper surface of placing piece 11, the top fixed mounting who heats the test chamber 9 inner chamber has protective housing 27, the inside both sides of protective housing 27 rotationally transversely are provided with dwang 28, the surface of dwang 28 is provided with detection head 29, through setting up dwang 28, when detection head 29 does not use, dwang 28 rotates, can make dwang 28 drive detection head 29 remove and accomodate.

The front side fixed mounting who heats the test chamber 9 inner chamber has first air channel 13, the front of test box 1 is provided with the aspiration pump 14 that is linked together with first air channel 13, the positive top of test box 1 is provided with last check valve 15 that is linked together with aspiration pump 14, the front of test box 1 and the position that is located air inlet chamber 8 are provided with third air channel 18, the front side and the last check valve 15 of third air channel 18 are linked together, the air intake of third air channel 18 is linked together with the inner chamber of air inlet chamber 8, the positive bottom of test box 1 is provided with the lower check valve 16 that is linked together with aspiration pump 14, through setting up check valve 15 and lower check valve 16, can make the gaseous of aspiration pump 14 carry out one-way flow, prevent the air current from backflowing, preserve the steady operation of aspiration pump 14.

The front surface of the test box 1 is provided with a second vent groove 17 communicated with the placing seat 10, and the front side wall of the second vent groove 17 is provided with a connecting pipe communicated with the lower one-way valve 16.

By arranging the detection head 29, when the battery main body is placed on the upper surface of the placing block 11, the detection head 29 is pulled to connect the detection head 29 with the positive and negative electrodes of the battery main body, so that the battery is electrified to operate for subsequent testing, and when the driving motor 3 is started, the driving motor 3 can drive the fan set 5 to rotate through the driving belt 4 and simultaneously start the heating plate 7, so that air flow generated by the fan set 5 is heated through the heating plate 7, the temperature of the inner cavity of the heating testing cavity 9 is raised later, so that the battery main body is subjected to high-temperature environment short circuit testing, when being heated, the heated air passes through the first vent groove 13, so that the air heated by the inner cavity of the heating testing cavity 9 can be respectively conveyed to the inside of the third vent groove 18 and the second vent groove 17 by the air suction pump 14, so that one part of the air enters the inner cavity of the air inlet cavity 8 to be reheated while the other part of the air enters the inner cavity of the placing seat 10 to heat the bottom of the battery main body, gas after heating can carry out the circulation use when preventing the heat waste, has avoided the heat after the heating to run off easily for the problem that heating efficiency reduces.

The front of test box 1 just is located the position of heating test chamber 9 and is provided with switch door 19, places the vertical baffle 12 that is provided with in both sides of seat 10 upper surface, can place the upper surface of placing piece 11 when battery main part through setting up baffle 12 and protect, places the battery main part and drops.

The positive one end of dwang 28 outwards extends to dwang 28 outside, and the lower surface of protective housing 27 is seted up and is detected the protective housing of head 29 looks adaptation, through setting up the protective housing, can be so that detect head 29 when accomodating, the inside of card income protective housing.

The rear side wall of the first vent groove 13 is provided with a gas gathering groove, gas in the inner cavity of the heating test cavity 9 can enter the inside of the air pump 14 through the gas gathering groove, and then the air pump 14 conveys the gas to the inside of the second vent groove 17 and the third vent groove 18.

The gas collecting groove is in a funnel-shaped design, and gas can conveniently flow into the first vent groove 13 through the funnel-shaped design.

Fixing base 20's front is provided with control panel 21, the positive rear side of control panel 21 rotationally is provided with guard plate 22, the front side fixed mounting of guard plate 22 has fixed block 23, control panel 21's front and the position that is located guard plate 22 front side are provided with movable block 24, through setting up guard plate 22, can protect the positive button of control panel 21, when preventing to test battery main body, the mistake touches the button, lead to the parameter change, influence the test effect, improve the protecting effect.

The inside slidable of movable block 24 is provided with sliding block 25, and the vertical dead lever 26 that is provided with in bottom of sliding block 25, the fixed slot with dead lever 26 looks adaptation is seted up to the inside of fixed block 23, through setting up the fixed slot, when guard plate 22 removes the protection to the button, upwards slides sliding block 25 for sliding block 25 drives fixed lever 26 and breaks away from the fixed slot of fixed block 23 inside and can remove the fixed to fixed block 23.

The front of sliding block 25 is provided with the slider that extends to the outside of movable block 24, and the shifting chute that can supply the slider activity is seted up in the front of movable block 24, through setting up the slider, can be convenient for the staff slide sliding block 25.

During operation, a battery main body is placed on the upper surface of the placing block 11, then the detecting head 29 is pulled to insert the positive electrode and the negative electrode of the battery main body, then the switch door 19 is closed, the heating plate 7 is started while the driving motor 3 is started, then the driving motor 3 can drive the fan set 5 to rotate through the transmission belt 4, then air flow is heated through the air vent in the heating plate 7, heated air is in the inner cavity of the heating testing cavity 9, then the air in the inner cavity of the heating testing cavity 9 is conveyed to the inner parts of the second air vent 17 and the third air vent 18 through the upper one-way valve 15 and the lower one-way valve 16 through the first air vent 13 by the air suction pump 14, so that a part of the air enters the inner cavity of the air inlet cavity 8 through the third vent groove 18 to be reheated, another part of the gas enters the inside of the placing seat 10 through the second vent groove 17 to heat the bottom of the battery main body.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a temperature control type short circuit test equipment, includes that back lateral wall sets up test box (1) of air intake, its characterized in that: the air inlet of the test box (1) is internally provided with a filter screen (6), the front side of the top of the test box (1) is fixedly provided with a fixing seat (20), the front side of the top of the test box (1) is fixedly provided with a motor box (2), the inside of the motor box (2) is provided with a driving motor (3), the inner cavity of the test box (1) is vertically provided with a heating plate (7), the inner cavity of the test box (1) is divided into an air inlet cavity (8) and a heating test cavity (9) by the heating plate (7), an output shaft of the driving motor (3) is provided with a driving belt (4), the inner cavity of the air inlet cavity (8) is rotatably provided with a fan set (5) driven by the driving belt (4), the inner cavity of the heating plate (7) is provided with a ventilation opening, and the bottom of the inner cavity of the heating test cavity (9) is fixedly provided with a placing seat (10), the upper surface of the placing seat (10) is provided with a vent hole, the upper surface of the placing seat (10) is fixedly provided with a placing block (11), the upper surface of the placing block (11) is provided with a battery main body, the top of the inner cavity of the heating test cavity (9) is fixedly provided with a protection box (27), two sides inside the protection box (27) are rotatably and transversely provided with a rotating rod (28), the surface of the rotating rod (28) is provided with a detection head (29), the front side of the inner cavity of the heating test cavity (9) is fixedly provided with a first vent groove (13), the front of the test box (1) is provided with an air suction pump (14) communicated with the first vent groove (13), the front top of the test box (1) is provided with an upper one-way valve (15) communicated with the air suction pump (14), the front of the test box (1) is positioned at the position of the air inlet cavity (8) and is provided with a third vent groove (18), the front side of the third air channel (18) is communicated with the upper one-way valve (15), an air inlet of the third air channel (18) is communicated with an inner cavity of the air inlet cavity (8), a lower one-way valve (16) communicated with the air suction pump (14) is arranged at the bottom of the front side of the test box (1), a second air channel (17) communicated with the placing seat (10) is arranged at the front side of the test box (1), and a connecting pipe communicated with the lower one-way valve (16) is arranged on the front side wall of the second air channel (17).

2. The temperature-controlled short-circuit test equipment as claimed in claim 1, wherein: the front surface of the test box (1) is provided with a switch door (19) at the position of the heating test cavity (9), and baffles (12) are vertically arranged on two sides of the upper surface of the placing seat (10).

3. The temperature-controlled short-circuit test equipment as claimed in claim 1, wherein: dwang (28) positive one end extends outwards dwang (28) outside, the lower surface of protective housing (27) seted up with detect the shield groove of head (29) looks adaptation.

4. The temperature-controlled short-circuit test equipment as claimed in claim 1, wherein: the rear side wall of the first vent groove (13) is provided with a gas gathering groove which is in a funnel-shaped design.

5. The temperature-controlled short-circuit test equipment as claimed in claim 1, wherein: the front of fixing base (20) is provided with controls panel (21), the front rear side of controlling panel (21) rotationally is provided with guard plate (22), the front side fixed mounting of guard plate (22) has fixed block (23), the front of controlling panel (21) just is located the position of guard plate (22) front side is provided with movable block (24).

6. The temperature-controlled short-circuit test equipment as claimed in claim 5, wherein: the inside slidable of movable block (24) is provided with sliding block (25), the bottom of sliding block (25) is vertical to be provided with dead lever (26), the inside of fixed block (23) seted up with the fixed slot of dead lever (26) looks adaptation.

7. The temperature-controlled short-circuit test equipment as claimed in claim 6, wherein: the front of the sliding block (25) is provided with a sliding block extending to the outside of the movable block (24), and the front of the movable block (24) is provided with a moving groove for the sliding block to move.