CN213090819U

CN213090819U - Ventilation mechanism for high-low temperature impact test

Info

Publication number: CN213090819U
Application number: CN202022257118.6U
Authority: CN
Inventors: 曹盘江
Original assignee: Wuxi Eisenberg Precision Machinery Co ltd
Current assignee: Wuxi Eisenberg Precision Machinery Co ltd
Priority date: 2020-10-12
Filing date: 2020-10-12
Publication date: 2021-04-30
Anticipated expiration: 2030-10-12

Abstract

The utility model provides a high low temperature is mechanism of taking a breath for impact test. The air exchange mechanism for the high-low temperature impact test comprises a filter box, and the left side of the filter box is provided with an opening; the three-way pipe is fixedly arranged on the right side of the filter box; the refrigeration box is fixedly arranged on the first air outlet end of the three-way pipe; the heating box is fixedly arranged on the second air outlet end of the three-way pipe; the two exhaust pipes are fixedly arranged on the right sides of the refrigerating box and the heating box respectively; the refrigeration coil is fixedly arranged in the refrigeration box, and two ends of the refrigeration coil extend out of the refrigeration box; the heating wires are fixedly arranged in the heating box; and a filtering mechanism. The utility model provides a high low temperature is ventilation mechanism for impact test has the advantage of being convenient for take a breath, can prevent that the filter screen from blockking up, having improved the efficiency of taking a breath.

Description

Ventilation mechanism for high-low temperature impact test

Technical Field

The utility model relates to a high low temperature impact test technical field especially relates to a high low temperature impact test is with mechanism of taking a breath.

Background

High low temperature detects and is used for all kinds of electricians, electronic product and material carry out the environmental simulation reliability test of high low temperature sharp temperature variation and keeping, obtain parameter and performance after the temperature environment changes, and whether the adaptability and the characteristic that detect product itself under given environmental condition to the sample change and make the evaluation, people use cold and hot shock test box usually in high low temperature detects, cold and hot shock test box is equipped with two cavities usually, place the work piece in the cavity of difference when different are experimental can, these two cavities let in low temperature and high temperature air respectively, this just needs to use the mechanism of taking a breath to take a breath.

However, when the air exchange mechanism used at present is used for air intake, the filter screen is often blocked due to the fact that the air entering the air exchange mechanism needs to be filtered, air exchange efficiency is affected, and operation of equipment is poor.

Therefore, it is necessary to provide a new ventilation mechanism for high and low temperature impact tests to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide a high low temperature is mechanism of taking a breath for impact test with be convenient for take a breath, can prevent that the filter screen from blockking up, having improved the efficiency of taking a breath.

In order to solve the technical problem, the utility model provides a high low temperature is ventilation mechanism for impact test includes: the left side of the filter box is provided with an opening; the three-way pipe is fixedly arranged on the right side of the filter box; the refrigeration box is fixedly arranged on the first air outlet end of the three-way pipe; the heating box is fixedly arranged on the second air outlet end of the three-way pipe; the two exhaust pipes are fixedly arranged on the right sides of the refrigerating box and the heating box respectively; the refrigeration coil is fixedly arranged in the refrigeration box, and two ends of the refrigeration coil extend out of the refrigeration box; the heating wires are fixedly arranged in the heating box; the filtering mechanism is arranged on the filtering box.

Preferably, the filtering mechanism comprises a fixing plate, a first filter screen, a sealing plate, two second filter screens, a first rotating shaft, a motor, two impellers and a cleaning mechanism, the fixing plate is mounted on the left side of the filtering box in a flange manner, the first filter screen is fixedly embedded on the fixing plate, the sealing plate is fixedly mounted in the filtering box, the two second filter screens are fixedly embedded on the sealing plate, the first rotating shaft is rotatably mounted on the inner walls of the front side and the rear side of the filtering box, two ends of the first rotating shaft extend out of the filtering box, the first rotating shaft is located on the right side of the sealing plate, the motor is fixedly mounted on the front side of the filtering box, an output shaft of the motor is fixedly connected with the front end of the first rotating shaft, the two impellers are fixedly sleeved on the first rotating shaft, and the two impellers are located in the filtering box, the cleaning mechanism is arranged in the filter box.

Preferably, clean the mechanism and include first awl tooth, second pivot, second awl tooth, support and two dead levers, the fixed cover of first awl tooth is established in the first pivot, first awl tooth is located two between the impeller, the second pivot is rotated and is installed on the closing plate, the both ends of second pivot all extend to outside the closing plate, the right-hand member of second pivot extends to two between the impeller, second awl tooth fixed mounting be in on the right end of second pivot, second awl tooth with first awl tooth meshes mutually, support fixed mounting be in on the left end of second pivot, the support with first filter screen looks adaptation, two the equal fixed mounting of dead lever be in the second pivot and be located the left side of closing plate.

Preferably, a plurality of burrs are fixedly mounted on one side of the support close to the first filter screen and one side of the two fixing rods close to the sealing plate.

Preferably, the fixed plate and the first filter screen are funnel-shaped, and the support is U-shaped.

Preferably, a valve is arranged on the three-way pipe.

Compared with the prior art, the utility model provides a high low temperature is ventilation mechanism for impact test has following beneficial effect:

the utility model provides a high low temperature is ventilation mechanism for impact test: discharge after going into respectively through the rose box filtered gas by the three-way pipe and refrigerating case and heating incasement processing to this work of taking a breath, can get rid of impurity to the external wind of replenishment through filtering mechanism, guarantee the clean of air, clean in real time first filter screen and second filter screen through synchronous pivoted cleaning mechanism, the prevention is blockked up.

Drawings

Fig. 1 is a schematic front sectional view of a ventilation mechanism for high and low temperature impact test according to a preferred embodiment of the present invention;

FIG. 2 is an enlarged schematic view of portion A shown in FIG. 1;

fig. 3 is a schematic front view of a ventilation mechanism for high and low temperature impact test according to a preferred embodiment of the present invention.

Reference numbers in the figures: 1. a filter box; 2. a three-way pipe; 3. a refrigeration case; 4. a heating box; 5. an exhaust pipe; 6. a refrigeration coil; 7. an electric heating wire; 8. a fixing plate; 9. a first filter screen; 10. a sealing plate; 11. a second filter screen; 12. a first rotating shaft; 13. a motor; 14. an impeller; 15. a first bevel gear; 16. a second rotating shaft; 17. a second taper tooth; 18. a support; 19. and (5) fixing the rod.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2 and fig. 3 in combination, wherein fig. 1 is a schematic sectional view of a preferred embodiment of a ventilation mechanism for high and low temperature impact tests according to the present invention; FIG. 2 is an enlarged schematic view of portion A shown in FIG. 1; fig. 3 is a schematic front view of a ventilation mechanism for high and low temperature impact test according to a preferred embodiment of the present invention. High low temperature is ventilation mechanism for impact test includes: the left side of the filter box 1 is provided with an opening; the three-way pipe 2 is fixedly arranged on the right side of the filter box 1; the refrigeration box 3 is fixedly arranged on the first air outlet end of the three-way pipe 2; the heating box 4 is fixedly arranged on the second air outlet end of the three-way pipe 2; the two exhaust pipes 5 are fixedly arranged on the right sides of the refrigerating box 3 and the heating box 4 respectively; the refrigeration coil 6 is fixedly arranged in the refrigeration box 3, and two ends of the refrigeration coil 6 extend out of the refrigeration box 3; the heating wires 7 are all fixedly arranged in the heating box 4; the filtering mechanism is arranged on the filtering box 1, and after the filtering box 1 filters gas, the gas is respectively discharged into the refrigerating box 3 and the heating box 4 by the three-way pipe 2 to be treated and then discharged, so that the ventilation work is performed.

The filtering mechanism comprises a fixing plate 8, a first filter screen 9, a sealing plate 10, two second filter screens 11, a first rotating shaft 12, a motor 13, two impellers 14 and a cleaning mechanism, wherein the fixing plate 8 is flange-mounted on the left side of the filtering box 1, the first filter screen 9 is fixedly embedded on the fixing plate 8, the sealing plate 10 is fixedly mounted in the filtering box 1, the two second filter screens 11 are fixedly embedded on the sealing plate 10, the first rotating shaft 12 is rotatably mounted on the inner walls of the front side and the rear side of the filtering box 1, two ends of the first rotating shaft 12 extend out of the filtering box 1, the first rotating shaft 12 is positioned on the right side of the sealing plate 10, the motor 13 is fixedly mounted on the front side of the filtering box 1, an output shaft of the motor 13 is fixedly connected with the front end of the first rotating shaft 12, and the two impellers 14 are fixedly sleeved on the first rotating shaft 12, two impeller 14 all is located in rose box 1, clean the mechanism setting and be in rose box 1 is interior, can get rid of impurity to the external wind of replenishment through filtering mechanism, guarantees the clean of air.

The cleaning mechanism comprises a first bevel gear 15, a second rotating shaft 16, a second bevel gear 17, a support 18 and two fixing rods 19, the first bevel gear 15 is fixedly sleeved on the first rotating shaft 12, the first bevel gear 15 is positioned between the two impellers 14, the second rotating shaft 16 is rotatably installed on the sealing plate 10, two ends of the second rotating shaft 16 extend out of the sealing plate 10, the right end of the second rotating shaft 16 extends between the two impellers 14, the second bevel gear 17 is fixedly installed on the right end of the second rotating shaft 16, the second bevel gear 17 is meshed with the first bevel gear 15, the support 18 is fixedly installed on the left end of the second rotating shaft 16, the support 18 is matched with the first filter screen 9, the two fixing rods 19 are fixedly installed on the second rotating shaft 16 and positioned on the left side of the sealing plate 10, clean the mechanism through synchronous pivoted and can clean first filter screen 9 and second filter screen 11 in real time, prevent to block up.

A plurality of burrs are fixedly arranged on one side of the bracket 18 close to the first filter screen 9 and one sides of the two fixing rods 19 close to the sealing plate 10.

The fixed plate 8 and the first filter screen 9 are funnel-shaped, and the bracket 18 is U-shaped.

The three-way pipe 2 is provided with a valve which is convenient for people to control the circulation of air.

The utility model provides a high low temperature is air exchange mechanism's for impact test theory of operation as follows:

when the hot air refrigerating device is used, the motor 13 is started, the output shaft of the motor 13 drives the first rotating shaft 12 to rotate, the first rotating shaft 12 drives the two impellers 14 to rotate to generate air conveying force, the air conveying force is filtered by the first filter screen 9 of the fixing plate 8 and then enters the filter box 1, then is filtered by the two second filter screens 11 on the sealing plate 10 and then is introduced into the three-way pipe 2, is shunted by the three-way pipe 2 and enters the refrigerating box 3 and the heating box 4, the inflow of the air is controlled by the two valves, when the hot air is needed to be used, the heating wire 7 is electrified to heat the hot air, the refrigerating coil 6 is introduced to refrigerating equipment to generate cold air to pass through, and at the moment, the;

first awl tooth 15 rotates when first pivot 12 rotates, and first awl tooth 15 drives second awl tooth 17 and rotates, and second awl tooth 17 drives second pivot 16 and rotates, and second pivot 16 drives support 18 and rotates and clean first filter screen 9, and dead lever 19 cleans second filter screen 11 to this first filter screen of prevention 9 and second filter screen 11 take place to block up.

the utility model provides a high low temperature impact test is with mechanism of taking a breath is discharged after going into respectively

refrigeration case

3 and 4 handles of heating cabinet by three-way pipe 2 after 1 filtered gas of rose box to this work of taking a breath can get rid of impurity to the external wind of replenishment through filtering mechanism, guarantees the clean of air, cleans the mechanism through synchronous pivoted and can clean first filter screen 9 and second filter screen 11 in real time, and the prevention is blockked up.

It should be noted that the device structure and the accompanying drawings of the present invention mainly describe the principle of the present invention, and in the design principle, the settings of the power mechanism, the power supply system, the control system, and the like of the device are not completely described, and on the premise that the skilled person understands the principle of the present invention, the details of the power mechanism, the power supply system, and the control system can be clearly known;

furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise;

in addition, in the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or integral parts; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides a high low temperature is ventilation mechanism for impact test which characterized in that includes:

the left side of the filter box is provided with an opening;

the three-way pipe is fixedly arranged on the right side of the filter box;

the refrigeration box is fixedly arranged on the first air outlet end of the three-way pipe;

the heating box is fixedly arranged on the second air outlet end of the three-way pipe;

the two exhaust pipes are fixedly arranged on the right sides of the refrigerating box and the heating box respectively;

the refrigeration coil is fixedly arranged in the refrigeration box, and two ends of the refrigeration coil extend out of the refrigeration box;

the heating wires are fixedly arranged in the heating box;

the filtering mechanism is arranged on the filtering box.

2. The ventilation mechanism for high and low temperature impact test according to claim 1, wherein the filtering mechanism comprises a fixing plate, a first filter screen, a sealing plate, two second filter screens, a first rotating shaft, a motor, two impellers and a cleaning mechanism, the fixing plate is flanged to the left side of the filtering box, the first filter screen is fixedly embedded on the fixing plate, the sealing plate is fixedly installed in the filtering box, the two second filter screens are fixedly embedded on the sealing plate, the first rotating shaft is rotatably installed on the inner walls of the front and rear sides of the filtering box, both ends of the first rotating shaft extend to the outside of the filtering box, the first rotating shaft is located on the right side of the sealing plate, the motor is fixedly installed on the front side of the filtering box, the output shaft of the motor is fixedly connected with the front end of the first rotating shaft, and the two impellers are fixedly sleeved on the first rotating shaft, two the impeller all is located the rose box, clean the mechanism setting and be in the rose box.

3. The ventilation mechanism for high and low temperature impact test according to claim 2, the cleaning mechanism comprises a first bevel gear, a second rotating shaft, a second bevel gear, a bracket and two fixing rods, the first bevel gear is fixedly sleeved on the first rotating shaft and is positioned between the two impellers, the second rotating shaft is rotatably arranged on the sealing plate, two ends of the second rotating shaft extend out of the sealing plate, the right end of the second rotating shaft extends to a position between the two impellers, the second conical tooth is fixedly arranged on the right end of the second rotating shaft, the second bevel gear is meshed with the first bevel gear, the bracket is fixedly arranged on the left end of the second rotating shaft, the support with first filter screen looks adaptation, two the equal fixed mounting of dead lever is in on the second pivot and be located the left side of closing plate.

4. The ventilation mechanism for high and low temperature impact tests according to claim 3, wherein a plurality of burrs are fixedly mounted on one side of the bracket close to the first filter screen and one sides of the two fixing rods close to the sealing plate.

5. The ventilation mechanism for high and low temperature impact tests according to claim 3, wherein the fixing plate and the first filter screen are funnel-shaped, and the bracket is U-shaped.

6. The ventilation mechanism for high and low temperature impact tests according to claim 1, wherein a valve is arranged on the three-way pipe.